Entries |
Document | Title | Date |
20080217575 | Coating formulation for magnetic imaging in a wet film - A paint for application in a layer on a substrate and adapted to form images in said layer using a magnetic field communicated therethrough. The paint includes a mixture of a substantially clear resinous carrier having magnetically orientable particles added. A first additive is included to maintain an orientation of the particles induced by magnetic field through the wet-film of the clear resinous carrier applied to a substrate to maintain said particles in their orientation until the wet-film dries. A second additive may be included to prevent settling of the particles and allow application of the wet-film on a vertical substrate. A third additive may also be included to maintain the wet-film in a wet state for a sufficient time to orient the particles with a magnetic field. | 09-11-2008 |
20080283792 | Separation Medium with Various Functionalities - The present invention relates to a separation medium with various functionalities suitable for, for example, isolation of proteins, cells, and viruses and also for diagnostic applications and cell cultivation. The separation medium comprises magnetic metal particles, preferably coated with an inert synthetic polymer, and pre-functionalised beads. These particles and beads are provided encapsulated in a hydrophilic porous polymer, preferably agarose. The beads may be used for cell cultivation or for chromatography. When the beads are used for chromatography the agarose layer may be provided with ligands having affinity for selected biomolecules. | 11-20-2008 |
20080296530 | Nanostructured magnetorheological fluids and gels - Magnetorheological materials having a supramolecular polymer gel as a component of the carrier are disclosed. Useful supramolecular polymers for gels include those having bipyridine or terpyridine ligands which can participate in metal coordination bonding. The magnetizable particles of magnetorheological materials can have supramolecular surfactant-polymer coatings. | 12-04-2008 |
20080315148 | Rubber Compound - A method for producing a rubber compound wherein the mechanical properties thereof are improved. In particular, the rubber compound has an increased elongation at rupture and/or increased tensile strength and/or increased tear strength and also a reduced compression set (DVR). The rubber compound includes a rubber which has at least two functional groups which can be cross-linked by hydrosilylation, a cross-linking agent consisting of hydrosiloxane or a hydrosiloxane derivative or a mixture of several hydrosiloxanes or derivatives, which include at least two SiH-groups per molecule in the centre, a hydrosilylation catalyst system, at least one filling material and a coagent which can be cross-linked by hydrosilylation. | 12-25-2008 |
20090014681 | Magnetorheological fluid with a fluorocarbon thickener - A magnetorheological fluid formulation comprising magnetizable particles dispersed in carrier fluid and a thixotropic agent wherein the thixotropic agent comprises a fluorocarbon grease. | 01-15-2009 |
20090014682 | Carrier Polymer Particle, Process for Producing the Same, Magnetic Particle for Specific Trapping, and Process for Producing the Same - Carrier polymer particles comprising organic polymer particles having a particle diameter of 0.1 to 20 micrometers and a saccharide with which the surface of the organic polymer particles is covered, the organic polymer particles and the saccharide being chemically bonded. | 01-15-2009 |
20090039308 | Nanocomposite polymers - Modified polymers are prepared by providing a nanotube or nanoparticle suspension, adding a preformed polymer, swelling the preformed polymer in the suspension, and isolating the modified polymer from the suspension. The polymer may be a swellable polymer in the form of polymeric yarns, fibres, fabrics, ribbons or films. The swelling may be carried out using ultrasonic treatment. | 02-12-2009 |
20090057603 | Urethane foam molded article, manufacturing method thereof, and magnetic induction foam molding apparatus - A magnetic induction foam molding apparatus comprising: a pair of electromagnet parts, each of which has a core part composed of a ferromagnet and a coil part placed on the outer circumference surface of the core part, and that are placed so as to face each other and depart from each other with a predetermined distance in the axis direction of the core part; a foaming mold interposed between the pair of electromagnet parts, inside which a cavity is defined; and a yoke part connecting back surfaces of the respective core parts of the pair of the electromagnet pats so as to form a magnetic path between a pair of the back surfaces. In the cavity of the foaming mold, a uniform magnetic field is formed. | 03-05-2009 |
20090072186 | ELECTROMAGNETIC WAVE ABSORPTION MATERIAL AND MANUFACTURING METHOD THEREOF - An electromagnetic wave absorption material and a manufacturing method thereof are disclosed. Mix 40% to 70% weight percent liquid resin with 30% to 60% weight percent bamboo charcoal evenly. After cooling, pour the mixture into a mold for curing to produce sheet product. The microwave absorption material of the present invention meets environmental requirements. | 03-19-2009 |
20090095937 | Magnetic rubber composition for encoder - A magnetic rubber composition for encoder having a magnetic characteristic in sufficient application range, used as encoder after magnetization as well as heat resistance, water resistance and oil resistance required for use as encoder, and excellent processing property, and capable of being bonded by vulcanization with a metal, is provided. Furthermore, a magnetic rubber composition for encoder capable of obtaining sufficient magnetic force required for encoder on a circumference of the molded encoder as well as capable of effectively restraining variation of the level of magnetic force, is provided. It is provided by comprising 300 to 1,800 parts of strontium-ferrite, or 300 to 1,800 parts of barium-ferrite, or 300 to 1,800 parts of a mixture of strontium-ferrite and barium-ferrite, 0.5 to 2 parts of silane coupling agent, and 1 to 10 parts of lubricating agent, per 100 parts of a hydrogenated nitrile butadiene rubber with 15 to 50% of acrylonitrile amount and 80 to 99% of hydrogenation ratio. | 04-16-2009 |
20090121176 | Rubber composition - A rubber composition, which comprises 100 parts by weight of an ethylene-alkyl acrylate copolymer rubber, 5-40 parts by weight of EPDM, 1-40 parts by weight of an α-olefin oligomer, 0.5-4 parts by weight of an organic peroxide cross-linking agent, 0.5-4 parts by weight of an amine-based vulcanizing agent, and 300-1,000 parts by weight of magnetic powder. The rubber composition is a rubber composition filled a magnetic powder at a high packing density, where an ethylene-alkyl acrylate copolymer rubber having amine vulcanizable groups as a binder, and effectively usable in rubber-bonded sensor magnets, etc., without any foaming at the time of vulcanization molding and with distinguished processabilities such as mold releasability, etc. | 05-14-2009 |
20090127493 | Non-Ageing Permanent Magnet from an Alloy Powder and Method for the Production Thereof - A method for the production of pressed permanent magnets comprises the following steps: A mixture of at least one magnetic powder and a thermosetting binder is provided and pressed to produce a moulded body. In order to obtain a permanent and particularly reliable protection against oxidation and corrosion, the moulded body is impregnated with an acid and solvent mixture in an impregnating bath before the cure of the thermosetting binder, whereby the entire surface of the permanent magnet is coated with a reaction layer [FIG. | 05-21-2009 |
20090159834 | NANOSCALE SUPERPARAMAGNETIC POLY(METH)ACRYLATE POLYMERS - The invention relates to hybrid materials comprising polymers which envelop nanoscale, superparamagnetic, ferromagnetic, ferrimagnetic or paramagnetic powders, to a process for producing these materials and to their use. | 06-25-2009 |
20090173906 | Ethylene Vinyl Acetate Based Polymer Foams with Low Density, Injection Preparation Method Thereof and a Material for Medical and Health-Care use - The present invention relates to ethylene vinyl acetate based polymer foams with low density and superior injection molding characteristics, a preparation method thereof and a material for medical and health-care use using the same, more particularly to ethylene vinyl acetate based polymer foams with low density prepared by blending, masticating, pelletizing and foaming a matrix resin comprising ethylene vinyl acetate (EVA) resin and ethylene methyl acrylate (EMA) resin under specific condition, which has low density and superior injection molding characteristics and improved biocompatibility to human body, making them a useful environment-friendly material and particularly applicable to medical or health-care use, a preparation method thereof and a material for medical and health-care use using the same. | 07-09-2009 |
20090218539 | POLYMER-BONDED MAGNETIC MATERIALS - A magnetic composition for power conversion includes a thermoplastic polymer and magnetic powders. The composition has a tensile strength of greater than 20 N/nm | 09-03-2009 |
20090230347 | FORMULATION COMPRISING A POLYMERIZABLE MONOMER AND/OR A POLYMER AND, DISPERSED THEREIN, A SUPERPARAMAGNETIC POWDER - Formulation comprising a polymerizable monomer and/or a polymer and, dispersed therein, a superparamagnetic powder, which comprises aggregated primary particles, the primary particles being built up from magnetic metal oxide domains having a diameter of from 2 to 100 nm in a nonmagnetic metal oxide or metalloid oxide matrix. Process for heating the formulation in a magnetic or electromagnetic alternating field. Use of the formulation as an adhesive composition. | 09-17-2009 |
20090236558 | MAGNETIC POLYMER PARTICLE FOR DEVELOPING MAGNETIC LATENT IMAGE, METHOD OF PRODUCING THE SAME, LIQUID DEVELOPER FOR MAGNETIC LATENT IMAGE, CARTRIDGE, AND IMAGE FORMING DEVICE - A magnetic polymer particle develops a magnetic latent image. The magnetic polymer particle includes a magnetic component, a polymer, and a colorant. The magnetic component is a magnetic particle containing iron having a number average particle diameter of from about 0.2 μm to about 1.2 μm. The magnetic particle is contained in one magnetic polymer particle in an amount of from 1 to 10 particles. The number average particle diameter of the magnetic polymer particle is from about 2.0 μm to about 7.0 μm. | 09-24-2009 |
20090242825 | IRON-BASED SOFT MAGNETIC POWDER FOR DUST CORE, PRODUCTION METHOD THEREOF, AND DUST CORE - An iron-based soft magnetic powder for dust core includes an iron-based soft magnetic matrix powder, and arranged thereon in the following order, a phosphate coating and a silicone resin coating. The phosphate coating contains P, Co, Na, and S in combination with at least one of Al and Cs. This iron powder for dust core has superior mechanical strength, in which effective insulation is achieved between iron powdery particles even when the amount of an insulating material is reduced for realizing high-density molding. The iron powder for dust core is also superior in thermal stability, so that electrical insulation is maintained even after a heat treatment at high temperatures. | 10-01-2009 |
20090250652 | STABLE SEDIMENT DISPERSION, METHOD FOR PRODUCTION AND USE THEREOF - The present invention relates to a stable sediment dispersion which can be used above all as electrorheological (ERF) and/or magnetorheological fluid (MRF), a method for production thereof and also use thereof. | 10-08-2009 |
20090261287 | Manufacture of field activated components by stereolithography - There is disclosed stereolithographic manufacture of more complex components including at least one active material without the need for fabrication. Fabrication can introduce component discontinuities that hinder performance of the final component. Thus, some embodiments entail a method of manufacture for complex, field activated components such as piezoelectric or magnetostrictive sensors or actuators. | 10-22-2009 |
20090294723 | Rubber composition for magnetic encoder and magnetic encoder using the same - The invention provides a rubber composition for a magnetic encoder being excellent in durability such as heat resistance, oil resistance and chemical resistance, having high magnetic characteristics and being excellent in processability and a magnetic encoder using the rubber composition. The magnetic rubber composition for the magnetic encoder includes a fluorinated rubber with a Mooney viscosity (ML1+10, 121° C.) of 20 to 100 and a magnetic powder, and the magnetic powder is blended in a proportion of 230 to 1900 parts by weight relative to 100 parts by weight of the fluorinated rubber. The magnetic encoder is provided by vulcanizing and molding the rubber composition. | 12-03-2009 |
20090302263 | CONDUCTING COPOLYMER FERROMAGNETIC COMPOSITE AND A PROCESS FOR THE PREPARATION THEREOF - The present invention provides a conducting copolymer ferromagnetic composite. Particularly, the present invention relates to a conducting copolymer of aniline and ethylene-dioxy thiophene containing ferrite particles. The present invention also provides insitu polymerization of aniline and ethylene-dioxy thiophene in the presence of ferrite particles and suitable surfactant medium. This conducting copolymer ferromagnetic composite can be used for the dissipation of electrostatic charge, for the shielding of electromagnetic interference and as absorbing of electromagnetic waves in the microwave region. | 12-10-2009 |
20100006795 | Preparation of polymer particles - A process for the preparation of polymer magnetic particles, which comprises: (a) providing a water phase containing magnetic components homogeneously dispersed therein; (b) wherein the water phase is contacted with or further contains a polymerisable metal-containing or organic monomer which is soluble in the water phase; and (c) polymerizing the monomer in the presence of the magnetic in which the magnetic components are substantially uniformly distributed; wherein at least a part of the polymerizing step (c) is carried out in a water-in-oil emulsion in which the water phase containing the magnetic components homogeneously dispersed therein is present as a discontinuous phase in a continuous oil phase. | 01-14-2010 |
20100019189 | POLYMER HAVING VISIBILITY IN MAGNETIC RESONANCE IMAGE AND SURFACE LUBRICITY AND MEDICAL DEVICE - Provided are a polymer which, when wetted, enables a medical apparatus for use in MRI diagnosis and therapy to be easily visible under MRI and, simultaneously, develops surface lubricity, and a medical apparatus coated with the polymer. The polymer including a copolymer composed of a substance for shortening relaxation time of a nuclear species capable of being detected by magnetic resonance, a moiety having a reactive group, and a moiety for developing lubricity is used to coat the medical apparatus, whereby excellent peel resistance, high lubricity, visibility under magnetic resonance, easy applicability, and high safety can be obtained. | 01-28-2010 |
20100038579 | ANISOTROPIC CELLULAR ELASTOMERS - Cellular elastomer which is anisotropic, with anisotropy being defined by the compressive modulus in one of three orthogonal directions being greater than that in the other two directions by a factor of at least 1.5. | 02-18-2010 |
20100051851 | IRON-BASED SOFT MAGNETIC POWDER FOR DUST CORE, METHOD FOR PRODUCING THE SAME AND DUST CORE - Disclosed herein is an iron powder for dust cores which effectively keeps insulation among iron powder particles and excels in mechanical strength even though the amount of insulating material is reduced to achieve high-density forming and which also exhibits good thermal stability necessary for electrical insulating properties even after heat treatment at high temperatures. | 03-04-2010 |
20100065771 | FERRITE PARTICLES FOR BONDED MAGNET, RESIN COMPOSITION FOR BONDED MAGNET AND MOLDED PRODUCTS USING THE SAME - The present invention relates to ferrite particles for bonded magnet, having a volume-average particle diameter of 2.1 to 2.7 μm and a particle diameter x90 of 4.3 to 5.4 μm wherein the x90 represents a particle diameter at which a cumulative percentage of particles under sieve (undersize particles) based on a volume thereof is 90%, when determined from a particle size distribution thereof measured by using a laser diffraction type particle size distribution measuring apparatus. | 03-18-2010 |
20100096582 | Magnetic rubber composition for encoder - A magnetic rubber composition for encoder having a magnetic characteristic in sufficient application range, used as encoder after magnetization as well as heat resistance, water resistance and oil resistance required for use as encoder, and excellent processing property, and capable of being bonded by vulcanization with a metal, is provided. Furthermore, a magnetic rubber composition for encoder capable of obtaining sufficient magnetic force required for encoder on a circumference of the molded encoder as well as capable of effectively restraining variation of the level of magnetic force, is provided. It is provided by comprising 300 to 1,800 parts of strontium-ferrite, or 300 to 1,800 parts of barium-ferrite, or 300 to 1,800 parts of a mixture of strontium-ferrite and barium-ferrite, 0.5 to 2 parts of silane coupling agent, and 1 to 10 parts of lubricating agent, per 100 parts of a hydrogenated nitrile butadiene rubber with 15 to 50% of acrylonitrile amount and 80 to 99% of hydrogenation ratio. | 04-22-2010 |
20100108935 | FERRITE PARTICLES FOR BONDED MAGNETS, RESIN COMPOSITION FOR BONDED MAGNETS, AND MOLDED PRODUCT COMPRISING THE SAME - The present invention relates to ferrite particles for bonded magnets and a resin composition for bonded magnets which exhibit a good moldability, in particular, a good mechanical strength even when rapidly quenched upon injection-cooling, and is capable of producing a bonded magnet molded product having excellent magnetic properties, as well as a bonded magnet molded product such as a magnet roll using the ferrite particles and the resin composition. There are provided ferrite particles for bonded magnets which comprise phosphorus adsorbed and/or incorporated in ferrite, in which a content of the phosphorus in the ferrite is 120 to 5000 mg/kg (0.012 to 0.50% by weight) in terms of P; a resin composition for bonded magnets; and a magnet roll. | 05-06-2010 |
20100133462 | One dimension and nano magnetic wires and manufacturing method thereof - A manufacturing method of one dimension nano magnetic wires is provided. In the method, the one dimension nano magnetic wires having high magnetization and low coercive force are synthesized from a liquid by means of reduction with an applied magnetic field under normal atmospheric temperature and pressure. The one dimension nano magnetic wire is selected from the groups consisting of iron (Fe), cobalt (Co), nickel (Ni), and composites and an alloy thereof. | 06-03-2010 |
20100155649 | MOLECULE-BASED MAGNETIC POLYMERS AND METHODS - Molecule-based magnetic polymers with high Curie temperature and methods of preparing are provided. In particular, magnetic polymers having repeating units of an electron-donor metallocene-containing monomer covalently bonded to an electron-acceptor monomer having a plurality of unpaired electrons are disclosed. Intrinsically homogeneous magnetic fluids (liquid magnets) and methods of preparing are also provided. | 06-24-2010 |
20100181521 | Giant Magnetoresistance Composite Material Containing Carbon Nanotubes - A GMR material includes a polymer matrix and a plurality of carbon nanotubes. The plurality of carbon nanotubes are dispersed in such a manner that substantially none of the plurality of carbon nanotubes are in contact with each other. | 07-22-2010 |
20100193726 | SOFT MAGNETIC MATERIAL, DUST CORE, METHOD FOR PRODUCING SOFT MAGNETIC MATERIAL, AND METHOD FOR PRODUCING DUST CORE - A soft magnetic material includes a plurality of composite magnetic particles ( | 08-05-2010 |
20100207052 | METHOD FOR PRODUCING MAGNETIC PARTICLE - A method for producing a magnetic particle forming a magnetic material for absorbing electromagnetic waves comprises the steps of mixing an organometallic complex or a metal salt with a chain polymer and dissolving the mixture in a solvent (step S | 08-19-2010 |
20100230630 | Ferrite Magnetic Powder for Bond Magnet and Manufacturing Method of the Same, and Bond Magnet - To provide ferrite magnetic powders for bond magnet capable of surely suppressing residual hexavalent chrome, being an environmental load substance, having no adverse influence on the magnetic characteristics, which is an obstacle in use, and without damaging productivity and at a low cost. The method includes the steps of obtaining sintered powders by sintering raw material powders; wet-pulverizing the sintered powders; wet-cleaning the sintered powders; and annealing the cleaned sintered powders, wherein in the step of the wet-pulverization and in the step of wet-cleaning, generation of the hexavalent chrome, being an environmental load substance, is suppressed by performing the pulverization and cleaning while maintaining pH of a dispersion solvent at 8.5 or less, at the time of pulverization and cleaning. | 09-16-2010 |
20100237271 | POLYAMIDE MOULDING COMPOUND, ESPECIALLY FOR PRODUCING MOULDED PARTS FOR DRINKING - The invention relates to a polyamide moulding compound consisting of the following constituents: (A) between 25 and 70 wt. % of an aliphatic polyamide selected from the group PA1010, PA1012, PA1014, PA1210, PA1212, PA1214, PA12 and PA11, or a mixture of at least two of said systems; (B) between 8 and 35 wt. % of a transparent polyamide selected from the group MACM9-36, MACM9-36/PACM9-36, MACMI/12, MACMI/MACMT/12, or a mixture of at least two of said systems; (C) between 10 and 60 wt. % of reinforcing materials; (D) between 0 and 30 wt. % of particulate and/or layered filling materials; and (E) between 0 and 5 wt. % of auxiliary materials and/or additives, the sum of the constituents (A)-(E) amounting to 100 wt. %. Fibres are used at least partially as reinforcing materials (C), the cross-sectional surface of the fibres being either circular or the dimensional ratio of the main cross-sectional axis to the secondary cross-sectional axis being below 2. The invention also relates to uses of such a polyamide moulding compound and components at least partially produced using such a polyamide moulding compound. | 09-23-2010 |
20100264356 | MICROWAVE-HEATABLE THERMOPLASTICS HAVING A SELECTED HEATING RATE - A method of formulating a microwave-heatable thermoplastic composition designed to have a selected heating rate. The method may include: selecting at least one of a microwave receptive additive, a microwave receptive additive particle size, and a concentration of the microwave receptive additive; selecting at least two inputs selected from the group consisting of a thermoplastic polymer composition, a microwave power, an electric field strength, a maximum allowable temperature of the thermoplastic polymer composition, a processing temperature of the thermoplastic polymer composition, and a thermal diffusivity of the thermoplastic polymer composition; and mixing a microwave receptive additive with a thermoplastic polymer to form the microwave-heatable thermoplastic composition having a selected heating rate based on the selecting at least one and the selecting at least two. | 10-21-2010 |
20100264357 | MAGNETIC SHEET - A magnetic sheet containing a binder, a magnetic powder, and a fire retardant, wherein the fire retardant contains at least one of a silicon atom-containing melamine cyanurate and a carboxylic acid amide-containing melamine cyanurate. | 10-21-2010 |
20100301257 | MONODISPERSE SUBMICRON POLYMER PARTICLES - This invention relates to monodisperse cross-linked polymer particles, comprising particles with a substantially smooth outer surface and an average diameter of less than 1 μm, wherein the particles are solid or porous, and wherein the coefficient of variation (CV) % of the particles, when measured by CPS disk centrifugation analysis, is less than 15%. These monodisperse cross-linked polymer particles may comprise magnetic material and are useful in various application. This invention also relates to monodisperse polymer particles for use as seed particles in the Ugelstad process. | 12-02-2010 |
20100314572 | Magnetorheological composite materials comprising hard magnetic particles, method for the production thereof and use thereof - The present invention relates to composites comprising an elastic and/or thermoplastic-elastic carrier medium and hard magnetic particles which are polarised in a magnetic field, a magnetisation remaining after switching off the magnetic field. | 12-16-2010 |
20110006245 | POLYMER COATED INORGANIC FINE PARTICLE AND METHOD FOR PREPARING THE SAME - An object of the present invention is to provide a polymer coated magnetic fine polymer by coating an inorganic fine particle with a thin polymer layer under precise control of a polymerization reaction and a method for preparing the same. Onto a surface of the inorganic fine particle the iniferter is fixed and grafted chains are formed on the inorganic fine particle by a living radical polymerization using the iniferter as an initiator which is defined by the following chemical formula: | 01-13-2011 |
20110017939 | MAGNETIC RUBBER COMPOSITION FOR ENCODER - A magnetic rubber composition for encoder having a magnetic characteristic in sufficient application range, used as encoder after magnetization as well as heat resistance, water resistance and oil resistance required for use as encoder, and excellent processing property, and capable of being bonded by vulcanization with a metal, is provided. Furthermore, a magnetic rubber composition for encoder capable of obtaining sufficient magnetic force required for encoder on a circumference of the molded encoder as well as capable of effectively restraining variation of the level of magnetic force, is provided. It is provided by comprising 300 to 1,800 parts of strontium-ferrite, or 300 to 1,800 parts of barium-ferrite, or 300 to 1,800 parts of a mixture of strontium-ferrite and barium-ferrite, 0.5 to 2 parts of silane coupling agent, and 1 to 10 parts of lubricating agent, per 100 parts of a hydrogenated nitrile butadiene rubber with 15 to 50% of acrylonitrile amount and 80 to 99% of hydrogenation ratio. | 01-27-2011 |
20110024669 | PRODUCTION METHOD OF MAGNETIC CARRIER AND MAGNETIC CARRIER PRODUCED THEREWITH - When a surface of magnetic carrier core particles is coated with coating resin composition particles, the coating is conducted so that a surface of the magnetic carrier is free from cracks and chips and has fewer residual resin composition particles and a coating is uniform. In the method, a rotor having a plurality of stirring members on a surface thereof is rotated to coat the surface of magnetic carrier core particles with the resin composition particles. When the coating is conducted, while repeatedly conducting transportation in a direction of a driver and transportation in an anti-driver direction, the surface of the magnetic carrier core particles is coated with the resin composition. The resin composition particles has a 50% particle diameter (D | 02-03-2011 |
20110024670 | COMPOSITE MAGNETIC MATERIAL AND METHOD OF MANUFACTURING THE SAME - Certain embodiments provide a composite magnetic material for an inductor, wherein a non-magnetic material contains a first binder as a compacting additive, and is added to and mixed with the soft magnetic metal powder, and a second binder that is impregnated to a compact as a binder after the heat treatment of the compact obtained by adding the first binder to the soft magnetic metal powder and compacting it, and the soft magnetic metal powder contains 40% by mass or more (including 100%) of spherical particles of which the ratio L | 02-03-2011 |
20110024671 | METHOD OF PRODUCING COMPOSITE MAGNETIC MATERIAL AND COMPOSITE MAGNETIC MATERIAL - In one embodiment, a method is disclosed for producing a composite magnetic material, wherein the non-magnetic binder comprises a layered compound having an insulation property and the non-magnetic binder and soft magnetic metal powder is admixed with each other, the admixture is compacted to a desired shape, and the compact is heat-treated under predetermined condition to form a thin insulating layer made of the insulating layered compound on the surface of the soft magnetic metal powder, thereby producing the composite magnetic material having a withstand voltage of | 02-03-2011 |
20110031431 | MAGNETIC COMPOSITE STRUCTURES WITH HIGH MECHANICAL STRENGTH - Magnetic fiber structures include a fiber and a plurality of permanent magnet particles carried by the fiber. | 02-10-2011 |
20110062371 | MAGNETORHEOLOGICAL FLUID AND METHOD OF MAKING THE SAME - A magnetorheological (MR) fluid is described herein. The MR fluid includes a plurality of magnetizable particles having a particle density. The fluid also includes a carrier fluid having a fluid density, and the plurality of magnetizable particles is dispersed within the carrier fluid. A portion of the plurality of magnetizable particles has a particle density that is substantially the same as the fluid density. The MR fluid may include a plurality of magnetizable particles having an outer shell of a magnetizable material and a hollow core. The MR fluid may also include a plurality of magnetizable particles having an outer shell of a magnetizable material and a solid core. The MR fluid may include a plurality of magnetizable particles having a matrix and a plurality of sub-particles embedded therein. The core or matrix of these particles may include a ceramic, glass or polymer, or a combination thereof. The magnetizable material may include magnetizable metals, metal alloys and various ferrites, such as those comprising Co, Fe, Mg, Mn, Ni, or Zn, or a combination thereof. | 03-17-2011 |
20110062372 | RARE EARTH MAGNETIC MATERIALS AND METHODS THEREOF - A magnetic material is provided, which is represented by the general formula of: R | 03-17-2011 |
20110068291 | Metallized nanotube polymer composite (MNPC) and methods for making same - A novel method to develop highly conductive functional materials which can effectively shield various electromagnetic effects (EMEs) and harmful radiations. Metallized nanotube polymer composites (MNPC) are composed of a lightweight polymer matrix, superstrong nanotubes (NT), and functional nanoparticle inclusions. MNPC is prepared by supercritical fluid infusion of various metal precursors (Au, Pt, Fe, and Ni salts), incorporated simultaneously or sequentially, into a solid NT-polymer composite followed by thermal reduction. The infused metal precursor tends to diffuse toward the nanotube surface preferentially as well as the surfaces of the NT-polymer matrix, and is reduced to form nanometer-scale metal particles or metal coatings. The conductivity of the MNPC increases with the metallization, which provides better shielding capabilities against various EMEs and radiations by reflecting and absorbing EM waves more efficiently. Furthermore, the supercritical fluid infusion process aids to improve the toughness of the composite films significantly regardless of the existence of metal. | 03-24-2011 |
20110101262 | SURFACE-TREATED REDUCED IRON POWDER AND METHOD FOR MANUFACTURING THE SAME, AND POWDER MAGNETIC CORE - The invention provides surface-treated reduced iron powder from which a powder magnetic core can be produced so that the powder magnetic core has small core loss and small frequency-dependence of the core loss and exhibits small core loss even when driven at high frequencies of 1 MHz or more. The surface-treated reduced iron powder is obtained by at least surface-treating reduced iron powder prepared by a reduction and slow oxidation method, and contains secondary particles formed through agglomeration of primary particles, the primary particles having an average particle diameter of 0.01-5 μm. The secondary particles have a D90% particle diameter of 20 μm or less, the surface of the primary particles is at least in part coated with an insulating layer containing iron phosphate, and the phosphorus content is 500-10000 ppm. | 05-05-2011 |
20110140030 | METHOD OF PRODUCING HYBRID POLYMER-INORGANIC MATERIALS - Hybrid composite materials with multiscale morphologies are formed by doping polymer submicrometer spheres with semiconductor or metal (e.g. CdS or Ag, respectively) nanoparticles and using these doped microspheres as functional building blocks in production of hybrid periodically structured materials. The preparation of hybrid polymer particles include the following stages: (i) synthesis of monodisperse polymer microspheres, (ii) in-situ synthesis of the inorganic nanoparticles either on the surface, or in the bulk with polymer beads, and (iii) encapsulation of hybrid microspheres with a hydrophobic shell. | 06-16-2011 |
20110155945 | CONDUCTIVE POLYMER FOAMS, METHOD OF MANUFACTURE, AND USES THEREOF - A polymer foam layer is disclosed, comprising a polymer foam and a plurality of electrically conductive particles dispersed within the polymer foam, polymer foam layer having an unabraded first surface and an opposite, second surface, wherein the electrically conductive particles essentially continuously span the polymer foam layer, and a portion of the electrically conductive particles are exposed at the first surface of the layer and another portion of the electrically conductive particles are exposed at the second surface. The foams are useful as gaskets for electromagnetic shielding, grounding pads, battery contact conductive spring elements, and the like. | 06-30-2011 |
20110155946 | Conductive Polymer Foams, Method of Manufacture, and Articles Thereof - A method of manufacturing a polymer foam composite is described, the method comprising forming an article having a first surface and an opposite second surface from a precursor composition, the precursor composition comprising a polymer foam precursor composition, and a filler composition comprising a plurality of magnetic, electrically conductive particles; foaming the precursor composition to form a plurality of cells in precursor composition; applying a magnetic field to the foamed precursor composition, wherein the magnetic field is of a strength and applied for a time effective to align the electrically conductive, magnetic particles into mutually isolated chains between the first surface and the opposite second surface of the article; and solidifying the polymer foam precursor composition to provide a polymer foam composite having a density of about 1 to about 125 pounds per cubic foot and a volume resistivity of about 10 | 06-30-2011 |
20110155947 | LYOPHILIZABLE TEMPERATURE-RESPONSIVE MAGNETIC FINE PARTICLES - A magnetic fine particle comprising a composite of an iron oxide and polyalkyleneimine, wherein a surface of the magnetic fine particle is modified with a temperature-responsive high molecular weight compound, is prepared. | 06-30-2011 |
20110186771 | Composite Material - A composite materil comprises magnetic particles dispersed in electrically insulating material. The magnetic particles have an aspect ratio greater than 1 (preferably greater than 10) and a concentration sufficiently high to produce negative permeability. The magnetic particles may be magnetic flakes of reduced carbonyl iron of average diameter 50 μm, average thickness 1 μm and aspect ratio 50, the magnetic flakes being at least 25% by volume of the composite material. The magnetic flakes may be aligned to produce enhanced permeability. The electrically insulating material may be paraffin wax, particulate PTFE, or another polymer. To control permittivity, the composite material may include an electrically conducting component such as graphite or conductive coatings upon the magnetic flakes. | 08-04-2011 |
20110233452 | GRAPHENE COMPOSITION HAVING LIQUID CRYSTALLINE PROPERTIES AND PREPARATION METHOD THEREOF - The present invention relates to a graphene composition having liquid crystalline properties and a preparation method thereof, and more particularly to a graphene composition wherein graphene having useful electrical properties is uniformly dispersed in a medium, whereby it is chemically and physically stable, exhibits a liquid crystal phase in a wide temperature range and has good compatibility with other compounds, and to a preparation method thereof. In the graphene composition, liquid crystalline properties are imparted to graphene, which can be produced in large amounts and has excellent mechanical, chemical and electrical properties, and thus the graphene composition can provide a chance to apply functional carbon materials in various fields, including nanocomposites, energy storage materials, and photonics. | 09-29-2011 |
20110233453 | METHOD OF STORING THERMORESPONSIVE POLYMER IN STATE OF AQUEOUS SOLUTION - It is intended to provide an aqueous solution of a thermoresponsive polymer, which shows an upper critical solution temperature (UCST) and is capable of maintaining a dissolved state, even if it is stored for a long period of time at a temperature at which a ligand such as an antibody or an antigen is not inactivated. A UCST lowering agent is incorporated in a predetermined amount in an aqueous solution of a thermoresponsive polymer which shows a UCST in a state of containing water, thereby lowering the UCST of the aqueous solution to less than the storage temperature, and the resulting aqueous solution is stored. | 09-29-2011 |
20110233454 | ORGANIC POLYMER PARTICLES AND PROCESS FOR PRODUCING SAME - Organic polymer particles having a structure shown by the following formula (1) are disclosed. | 09-29-2011 |
20110266492 | STIMULI-RESPONSIVE MAGNETIC NANOPARTICLES AND RELATED METHODS - Stimuli-responsive magnetic nanoparticles, methods of making the nanoparticles, and methods of using the nanoparticles. | 11-03-2011 |
20110315913 | SURFACE-TREATED RARE EARTH-BASED MAGNETIC PARTICLES, RESIN COMPOSITION FOR BONDED MAGNETS COMPRISING THE EARTH-BASED MAGNETIC PARTICLES AND BONDED MAGNET COMPRISING THE EARTH-BASED MAGNETIC PARTICLES - The present invention relates to surface-treated rare earth-based magnetic particles comprising rare-earth-based magnetic particles, a first coating layer comprising a phosphoric acid compound which is formed on a surface of the respective magnetic particles and a second coating layer in the form of a composite coating film comprising a silicon compound and a phosphoric acid compound which is formed on a surface of the first coating layer, wherein an amount of Fe eluted from the rare earth-based magnetic particles is not more than 10 mg/L; a resin composition for bonded magnets comprising the above surface-treated rare earth-based magnetic particles and a resin; and a bonded magnet comprising the above surface-treated rare earth-based magnetic particles. | 12-29-2011 |
20120001115 | PROCESS AND MAGNETIC REAGENT FOR THE REMOVAL OF IMPURITIES FROM MINERALS - A magnetic reagent contains magnetic microparticles and a compound of the formula (I) as defined herein. The magnetic reagent may be used in a magnetic separation process for the removal of impurities from mineral substrates. | 01-05-2012 |
20120012777 | POWDER FOR DUST CORE, DUST CORE MADE OF THE POWDER FOR DUST CORE BY POWDER COMPACTION, AND METHOD OF PRODUCING THE POWDER FOR DUT CORE - A powder for dust core including a soft magnetic metal powder and a silicon impregnated layer made of silicon concentrated in a surface layer of the soft magnetic metal powder, in which a silicon dioxide powder is diffusion-bonded to a surface of the silicon impregnated layer to form a diffusion-bonded part while a part of the silicon dioxide powder is impregnated and diffused in the silicon impregnated layer and the other part of the same protrudes from the surface of the silicon impregnated layer. The diffusion-bonded part creates a gap with respect to another powder for dust core, thereby providing increased specific resistance. | 01-19-2012 |
20120025128 | NANOSTRUCTURED MAGNETORHEOLOGICAL POLYMER FLUIDS AND GELS - Magnetorheological materials having a supramolecular polymer gel as a component of the carrier are disclosed. Useful supramolecular polymers for gels include those having bipyridine or terpyridine ligands which can participate in metal coordination bonding. The magnetizable particles of magnetorheological materials can have supramolecular surfactant-polymer coatings. | 02-02-2012 |
20120043495 | MAGNETIC-CORE POLYMER-SHELL NANOCOMPOSITES WITH TUNABLE MAGNETO-OPTICAL AND/OR OPTICAL PROPERTIES - Methods are disclosed for synthesizing nanocomposite materials including ferromagnetic nanoparticles with polymer shells formed by controlled surface polymerization. The polymer shells prevent the nanoparticles from forming agglomerates and preserve the size dispersion of the nanoparticles. The nanocomposite particles can be further networked in suitable polymer hosts to tune mechanical, optical, and thermal properties of the final composite polymer system. An exemplary method includes forming a polymer shell on a nanoparticle surface by adding molecules of at least one monomer and optionally of at least one tethering agent to the nanoparticles, and then exposing to electromagnetic radiation at a wavelength selected to induce bonding between the nanoparticle and the molecules, to form a polymer shell bonded to the particle and optionally to a polymer host matrix. The nanocomposite materials can be used in various magneto-optic applications. | 02-23-2012 |
20120043496 | POROUS, MAGNETIC SILICA GEL MOLDED PARTS, PRODUCTION THEREOF, AND APPLICATION THEREOF - The present invention relates to porous, magnetic silica-gel mouldings having novel properties, by means of which separations of substances from reaction solutions and solid-phase reactions are simplified. In addition, a process for the preparation of these separation materials and possible applications thereof are described. | 02-23-2012 |
20120061608 | FUNCTIONAL PARTICLE WITH ROUGH-SURFACED POLYMER COATING - There is provided a magnetic particle to which a large amount of target substance can bind upon separation, analysis and the like of the target substance, the particle exhibiting a higher rate of the magnetic separation. The magnetic particle to which a target substance can bind, comprising a core particle having magnetism and a polymer coat layer comprising a polymer shell portion in which a rough coating of polymer is provided on a surface of the core particle. This magnetic particle has a roughness due to a surface roughness of the polymer shell portion wherein a specific surface area (m | 03-15-2012 |
20120080637 | COMPOSITE MATERIAL COMPRISING POLYETHYLENE AND MAGNETIC PARTICLES - Composite material which is in pellet form and which comprises particles with a core-shell structure, where the core of the particles comprises one or more magnetic materials, and the shell comprises silicon dioxide, and which comprises a polyethylene crosslinkable in the presence of a heat-activatable free-radical initiator and/or polyethylene-containing copolymers. Process for the crosslinking of polyethylenes, by mixing the composite material, one or more heat-activatable free-radical initiator(s) and at least one polyethylene, and heating the mixture inductively. | 04-05-2012 |
20120217431 | MAGNETIC MATERIAL FOR HIGH FREQUENCY APPLICATIONS AND HIGH FREQUENCY DEVICE - A high-frequency magnetic material includes magnetic particles dispersed in a resin material. The magnetic particles have an approximately spherical shape, and the resin material contains 1 to 60 vol % of the magnetic particles. The magnetic particles have a saturated flux density of 1 T or more. A magnetic anisotropy constant of the magnetic particles is K1<±800·10 | 08-30-2012 |
20120217432 | POLYMERIZABLE COORDINATION COMPLEXES AND POLYMERIC MATERIALS OBTAINED FROM SAID MONOMERS - Coordination complexes of at least one metal element with at least one aromatic monomer are provided. The at least one aromatic monomer may comprise at least one aromatic ring, which ring comprising at least one ethylenic group, at least one hydroxide group —OH, at least one oxime group and salts thereof. The metal element may be in the form of a metal alkoxide. | 08-30-2012 |
20120235075 | SOLVENT-BASED INKS COMPRISING COATED MAGNETIC NANOPARTICLES - Solvent-based ink compositions which can be used for ink jet printing in a variety of applications. In particular, the present embodiments are directed to magnetic inks having desirable ink properties. The ink of the present embodiments comprises magnetic nanoparticles that are coated with various materials to prevent the exposure of the nanoparticles to oxygen, and provides robust prints. | 09-20-2012 |
20120235076 | CURABLE INKS COMPRISING INORGANIC OXIDE COATED MAGNETIC NANOPARTICLES - There is provided novel curable ink compositions comprising inorganic oxide-coated magnetic metal nanoparticles. In particular, there is provided ultraviolet (UV) curable gel inks comprising at least the inorganic oxide-coated magnetic metal nanoparticles, one curable monomer, a radiation activated initiator that initiates polymerization of curable components of the ink. In particular the ink may include a gellant. The inks may also include optional colorants and one or more optional additives. These curable UV ink compositions can be used for ink jet printing in a variety of applications. | 09-20-2012 |
20120235077 | CURABLE INKS COMPRISING SURFACTANT-COATED MAGNETIC NANOPARTICLES - There is provided novel curable ink compositions comprising surfactant-coated magnetic metal nanoparticles. In particular, there is provided ultraviolet (UV) curable gel inks comprising at least a coated magnetic metal nanoparticles, one curable monomer, a radiation activated initiator that initiates polymerization of curable components of the ink, and optionally a gellant. The inks may also include optional colorants and one or more optional additives. These curable UV ink compositions can be used for ink jet printing in a variety of applications. | 09-20-2012 |
20120235078 | CURABLE INKS COMPRISING POLYMER-COATED MAGNETIC NANOPARTICLES - There is provided novel curable ink compositions comprising polymer-coated magnetic metal nanoparticles. In particular, there is provided ultraviolet (UV) curable gel inks comprising at least the coated magnetic metal nanoparticles, one curable monomer, a radiation activated initiator that initiates polymerization of curable components of the ink, a gellant. The inks may also include optional colorants and one or more optional additives. These curable gel UV ink compositions can be used for ink jet printing in a variety of applications. | 09-20-2012 |
20120235079 | CURABLE INKS COMPRISING COATED MAGNETIC NANOPARTICLES - There is provided novel curable ink compositions comprising coated magnetic metal nanoparticles. In particular, there is provided ultraviolet (UV) curable gel inks comprising at least the coated magnetic metal nanoparticles, one curable monomer, a radiation activated initiator that initiates polymerization of curable components of the ink, a gellant. The inks may also include optional colorants and one or more optional additives. These curable gel UV ink compositions can be used for ink jet printing in a variety of applications. | 09-20-2012 |
20120286191 | POWDER FOR MAGNETIC MEMBER, POWDER COMPACT, AND MAGNETIC MEMBER - The present invention provides a powder for a magnetic member being excellent in moldability and difficult to oxidize, a powder compact produced from the powder, and a magnetic member suitable for a raw material of a magnetic member such as a rare earth magnet. A powder for a magnetic member includes magnetic particles | 11-15-2012 |
20120292554 | ELECTROMAGNETIC WAVE ABSORBENT MATERIAL - Provided is an electromagnetic wave absorbent material comprising a magnetic film as the main constituent thereof. The magnetic film comprises a titania nanosheet where a 3d magnetic metal element is substituted at the titanium lattice position. The electromagnetic wave absorbent material stably and continuously exhibits electromagnetic wave absorption performance in a range of from 1 to 15 GHz band and is useful as mobile telephones, wireless LANs and other mobile electronic instruments. The absorbent material can be fused with a transparent medium and is applicable to transparent electronic devices such as large-sized liquid crystal TVs, electronic papers, etc. | 11-22-2012 |
20120319030 | MULTIFUNCTIONAL COLLOID NANO COMPOSITE DERIVED FROM NUCLEOPHILIC SUBSTITUTION-INDUCED LAYER-BY-LAYER ASSEMBLY IN ORGANIC MEDIA AND FABRICATION OF THE SAME - Disclosed is a multifunctional colloidal nanocomposite derived from nucleophilic substitution-induced layer-by-layer assembly in organic media. The multifunctional colloidal nanocomposite includes: silica colloids coated with aminopropyltrimethoxysilane; and a plurality of nanoparticle layers highly densely adsorbed onto the coated silica colloids. The multifunctional colloidal nanocomposite has a highly dense multilayer structure in which 2-bromo-2-methylpropionic acid (BMPA)-stabilized quantum dot nanoparticles and an amine-functionalized polymer are adsorbed onto silica colloids using a nucleophilic substitution reaction-based layer-by-layer assembly method. Due to this structure, the multifunctional colloidal nanocomposite can be dispersed in various organic solvents, including polar and nonpolar organic solvents. In addition, the multifunctional colloidal nanocomposite can be utilized in various applications, such as nonvolatile memory devices, magnetic cards, and optical display films due to its strong magnetic and photoluminescent properties, high crystallinity and functional stability, and good superhydrophobicity. Further disclosed a method for preparing the multifunctional colloidal nanocomposite. | 12-20-2012 |
20130043423 | COATING FORMULATION AND APPLICATION OF ORGANIC PASSIVATION LAYER ONTO IRON-BASED RARE EARTH POWDERS - The present disclosure relates to coating formulations for neodymium-iron-boron type magnetic powders manufactured from rapid solidification processes for the purpose, inter alia, of corrosion and oxidation resistance when exposed to aggressive environments. The coating formulation preferably contains an epoxy binder, curing agent, an accelerating agent, and a lubricant. By incorporating coupling agents and optionally, other specialty additives with the magnetic powder and the organic epoxy components, additional oxidation and corrosion prevention, enhanced adhesion and dispersion between the filler and matrix phases can be achieved. This disclosure relates to all such rare earth-transition metal-boron (RE-TM-B) powders produced by rapid solidification and encompasses both the bonded magnet products that include combinations of the materials mentioned and the application processes. | 02-21-2013 |
20130056672 | Method, Apparatus and Material Mixture for Direct Digital Manufacturing of Fiber Reinforced Parts - A part is manufactured by introducing magnetic particles into a matrix material, and orienting the particles by coupling them with an electromagnetic field. The matrix material is solidified in patterned layers while the particles remain oriented by the field. | 03-07-2013 |
20130056673 | Electromagnetic Wave-Absorbing Material - Disclosed is an electromagnetic wave-absorbing composite. To make the electromagnetic wave-absorbing composite, barium ferrite (BaFe | 03-07-2013 |
20130087736 | WATER SWELLABLE POLYMER MATERIALS - The invention provides a method of preparing an aqueous dispersion of polymer encapsulated particulate material, the method comprising: | 04-11-2013 |
20130099151 | PARTICLES - A coated magnetic particle comprising an optionally porous magnetic polymer particle of a matrix polymer, said polymer particle having on a surface and/or in the pores thereof superparamagnetic crystals, said coated particle having a coat formed of a coating polymer, wherein said coated magnetic particle is essentially non-autofluorescent. | 04-25-2013 |
20130112911 | MAGNETIC NANOPARTICLES AND MAGNETORHEOLOGICAL FLUID COMPRISING SAME - A nanoparticle composition comprises a ferromagnetic or superparamagnetic metal nanoparticle, and a functionalized carbonaceous coating on a surface of the ferromagnetic or superparamagnetic metal nanoparticle. A magnetorheological fluid comprises the nanoparticle composition. | 05-09-2013 |
20130146801 | COMPOSITE MATERIAL WITH CONDUCTIVE AND FERROMAGNETIC PROPERTIES AND HYBRID SLURRY - In one embodiment of the disclosure, a composite material with conductive and ferromagnetic properties is provided. The composite material includes: 5 to 90 parts by weight of a conductive polymer matrix; and 0.1 to 40 parts by weight of iron oxide nanorods, wherein the iron oxide nanorods are ferromagnetic and have a length-to-diameter ratio of larger than 3. In another embodiment, a hybrid slurry is provided. The hybrid slurry includes a conductive polymer, and iron oxide nanorods, wherein the iron oxide nanorods are ferromagnetic and have a length-to-diameter ratio of larger than 3; and a solvent. | 06-13-2013 |
20130153815 | POLYMER COMPRISING A DYE, NANOPARTICLE COMPRISING THE POLYMER, AND METHODS OF PREPARING THE SAME - The present invention relates to a polymer functionalized with a dye, a nanoparticle comprising the dye-functionalized polymer on its surface, as well as to methods of preparing the same. In particular, it relates to a bimodal imaging agent, comprising said nanoparticles functionalized with a polymer bearing a dye with luminescence properties, and fabrication methods of the same. | 06-20-2013 |
20130168598 | METHOD FOR MAKING CARBON NANOTUBE COMPOSITE FILMS - A method for making a carbon nanotube composite film is provided. A PVDF is dissolved into a first solvent to form a PVDF solution. A number of magnetic particles is dispersed into the PVDF solution to form a suspension. A carbon nanotube film is immersed into the suspension and then transferred into a second solvent. The carbon nanotube film structure is transferred from the second solvent and dried to form the carbon nanotube composite film. | 07-04-2013 |
20130214197 | ENCAPSULATED CROSS-LINKED PIGMENT DISPERSIONS - The present disclosure provides pigment dispersions containing a dispersant, and a pigment coated by a polymer that is cross-linked with a crosslinker. The polymer swells in an application medium resulting in improved, stability for the pigment dispersions. | 08-22-2013 |
20130264511 | COMPOSITE FOR SHIELDING BROADBAND ELECTROMAGNETIC WAVES - Disclosed is a composite material for shielding broadband electromagnetic waves and a method for its production. More particularly, a composite material for shielding broadband electromagnetic waves that absorbs low frequency electromagnetic waves and reflects high frequency electromagnetic waves is disclosed. The composite material for shielding broadband electromagnetic waves may be a polymer composite prepared by mixing a matrix composition including a matrix-forming polymer impregnated with a carbonaceous conductive nano material with a filler composite including a filler-forming polymer impregnated with a magnetic material. The magnetic material impregnated in the filler-forming polymer may be distributed in the matrix composite. | 10-10-2013 |
20130277600 | PROTECTIVE COATING OF MAGNETIC NANOPARTICLES - Encapsulated particles and methods for manufacturing encapsulated particles and structures are described. Such particles may have a length no greater than 40 nm, and include at least one material selected from the group consisting of ferromagnetic materials and ferrimagnetic materials. A polymeric encapsulant surrounds the particle, the polymeric encapsulant including a phase-separated block copolymer including a glassy first phase and a rubbery second phase, the glassy first phase positioned between the particle and the second rubbery phase. The glassy first phase includes a hydrophobic copolymer having a glass transition temperature of at least 50° C. The rubbery second phase includes a polymer having at least one of (i) a glass transition temperature of no greater than 30° C., and (ii) a tan delta peak maximum of no greater than 30° C. Other embodiments are described and claimed. | 10-24-2013 |
20130284968 | POROUS MAGNETIC SORBENT - The invention relates to the field of producing polymer sorbents having magnetic properties, and can be used for removing petroleum products from a water surface. A magnetic porous sorbent for removing thin petroleum films from a water surface is proposed, said sorbent being produced on the basis of industrial synthetic butadiene rubber SBR, as a result of the modification thereof by an oxidative chlorophosphorylation reaction with subsequent immobilization of magnetite FeO nanoparticles; and a method for producing a magnetic material is proposed, said method comprising the formation of FeO nanoparticles by an ion deposition method directly within a porous polymer matrix. The sorbent has a good sorption capacity in relation to thin petroleum films. | 10-31-2013 |
20130299732 | HYBRID FILLER FOR ELECTROMAGNETIC SHIELDING COMPOSITE MATERIAL AND METHOD OF MANUFACTURING THE HYBRID FILLER - Disclosed is a hybrid filler for an electromagnetic shielding composite material and a method of manufacturing the hybrid filler, by which electromagnetic shielding and absorbing capabilities are improved and heat generated by electromagnetic absorption is effectively removed. The hybrid filler for an electromagnetic shielding composite material includes an expandable graphite (EG) having a plurality of pores, and magnetic particles integrated with a carbon nanotube (CNT) on outer surfaces thereof in a mixed manner, wherein the magnetic particles are inserted into the pores of the EG. | 11-14-2013 |
20130306903 | MAGNETIC BODY COMPOSITION AND A MAGNETIC BODY PRODUCT - Disclosed is a magnetic body composition, including a resin and a magnetic nanoparticle, the magnetic nanoparticle including an oxide of at least one kind of metal selected from the group composed of Ga, Zn, and Sn and an FeCo oxide. | 11-21-2013 |
20130313468 | THERMOPLASTIC RESIN, RESIN COMPOSITION, AND MOLDING OF HIGH THERMAL CONDUCTIVITY - The thermoplastic resin in accordance with the present invention includes a unit (A) by 25 mol % to 60 mol %, the unit (A) having a biphenyl group, a linear unit (e.g., a linear aliphatic hydrocarbon chain) (B) by 25 mol % to 60 mol %, and a unit (C) by 1 mol % to 25 mol %, the unit (C) having a substituent selected from the group consisting of non-fused aromatic groups, fused aromatic groups, heterocyclic groups, alicyclic groups, and alicyclic heterocyclic groups, each of which has an effect of folding a main chain. | 11-28-2013 |
20130334455 | Magneto-Dielectric Polymer Nanocomposites and Method of Making - In accordance with the present invention, novel superparamagnetic magneto-dielectric polymer nanocomposites are synthesized using a novel process. The tunability of the dielectric/magnetic properties demonstrated by this novel polymer nanocomposite, when an external DC magnetic field is applied, exceeds what has been previously reported for magneto-dielectric polymer nanocomposite materials. | 12-19-2013 |
20130341554 | MAGNETIC, ACRYLIC STRONGLY BASIC ANION EXCHANGE MICROSPHERE RESIN AND THE MANUFACTURING METHOD THEREOF - This invention relates to the field of resin, particularly to a magnetic, acrylic strongly basic anion exchange microsphere resin and its manufacturing method. Its basic structure is as follow: | 12-26-2013 |
20140001397 | METAL-POLYMER COMPLEX FILM FOR INDUCTOR AND METHOD FOR MANUFACTURING THE SAME | 01-02-2014 |
20140048738 | NANO PARTICLE/POLYAMIDE COMPOSITE MATERIAL, PREPARATION METHOD THEREFOR, AND USE THEREOF - The present invention relates to the technical field of polymer composite material, and a nano particle/polyamide composite material, a preparation method therefor and a use thereof are disclosed. The nano particle/polyamide composite material comprises 0.01-99 parts by weight of inorganic nano particles and 1-99.99 parts by weight of a polyamide matrix. The preparation method for the nano particle/polyamide composite material of the present invention comprises hydrolysis polymerization or anionic polymerization. The nano particle/polyamide composite material of the present invention has the particular functions of nano materials, while having the advantages of the polymer matrix such as good mechanical performance and being easy for processing and molding. The nano particle is well dispersed in the polyamide matrix, is physically stable, and has a strong interaction at an interface between the nano particles and the polymer matrix, thus being useful as a structural material, a functional material and a polymer masterbatch. The cost of raw materials used in the synthesis method is low, the production apparatus is simple, and the route is green and environment friendly. Therefore, the method is applicable to large-scale industrial production. | 02-20-2014 |
20140070131 | COMPOSITION FOR AN REFRIGERATOR GASKET - A composition for a refrigerator gasket is provided. The composition includes, as a polymer base, a blend of an olefin/α-olefin (OAO) copolymer having a melting point of at least 100° C. and a styrene block copolymer (SBC). The polymer base has a melt index (190° C., 5 kg) of 0.01 to 15 g/10 min. | 03-13-2014 |
20140077120 | Magnetically Enhanced Resin - A major objective of the present invention is to provide a magnetically enhanced resin and the like having an improved magnetic permeability. The magnetically enhanced resin contains a ferromagnetic material, a compound having a macrocyclic π electronic structure, and an adhesive resin. The ferromagnetic material is preferably a powder of a Fe—Ni alloy, a Fe—Ni—Mo alloy, a Fe—Ni—Cu alloy, or a Fe—Al—Si alloy. The ferromagnetic material is preferably a powder of permalloy, supermalloy, sendust, or ferrite. The compound having a macrocyclic π electronic structure is preferably phthalocyanine, porphyrin, or polycyanine, a substitution product thereof, or a metal coordination complex thereof. The adhesive resin is preferably an epoxy resin, a melamine resin, a polyimide resin, a polycarbonate resin, a phenol resin, or a fluorosilicone resin. The average particle size of the powder of the ferromagnetic material is preferably 0.1 to 100 μm. | 03-20-2014 |
20140091250 | POLYURETHANE RESIN, METHOD OF MANUFACTURING THE SAME, AND ITS USAGE - The method of manufacturing a polyurethane resin includes subjecting a (meth)acryloyl(oxy) group-containing polyurethane resin and a hydroxyl group-containing thiol to a Michael addition reaction in a solvent to provide a hydroxyl group-containing polyurethane resin. | 04-03-2014 |
20140097377 | MAGNETIC POWDER, FORMING METHOD THEREOF AND MAGNETIC SHEET - A magnetic powder comprises a first magnetic particle, one or more inorganic insulating particles and one or more second magnetic particles. The first magnetic particle is made of a soft magnetic metal. The first magnetic particle has a flat shape. The inorganic insulating particles are attached to the first magnetic particle. The inorganic insulating particles partially cover the first magnetic particle. Each of the second magnetic particles is made of a soft magnetic metal. Each of the second magnetic particles has a flat shape. The second magnetic particles are attached to the first magnetic particle via the inorganic insulating particles. | 04-10-2014 |
20140103247 | Magneto-Dielectric Polymer Nanocomposites and Method of Making - In accordance with the present invention, novel superparamagnetic magneto-dielectric polymer nanocomposites are synthesized using a novel process. The tunability of the dielectric/magnetic properties demonstrated by this novel polymer nanocomposite, when an external DC magnetic field is applied, exceeds what has been previously reported for magneto-dielectric polymer nanocomposite materials. | 04-17-2014 |
20140124696 | METAL OR METAL OXIDE COMPRISING A SURFACE-BONDED ORGANIC SHELL, AND A METHOD FOR PREPARING THE SAME - An organically surface-bonded metal or metal oxide material including an inorganic metal or metal oxide and an organic material. The organic material is coated on the surface of the inorganic metal or metal oxide. The inorganic metal or metal oxide and the organic material are linked through a strong chemical bond. The strong chemical bond includes a covalent bond between a metal in the inorganic metal or metal oxide and a nitrogen in the organic material. | 05-08-2014 |
20140138569 | COMPOSITE PARTICLE, POWDER CORE, MAGNETIC ELEMENT, AND PORTABLE ELECTRONIC DEVICE - A composite particle includes: a first particle composed of a soft magnetic metallic material; and second particles composed of a soft magnetic metallic material having a different composition from that of the first particle and adhered to the first particle so as to cover the first particle, wherein when the Vickers hardness of the first particle is represented by HV1 and the Vickers hardness of the second particle is represented by HV2, HV1 and HV2 satisfy the following relationships: 250≦HV1≦1200, 100≦HV2<250, and 100≦HV1−HV2, and when the projected area circle equivalent diameter of the first particle is represented by d1 and the projected area circle equivalent diameter of the second particle is represented by d2, d1 and d2 satisfy the following relationships: 30 μm≦d1≦100 μm and 2 μm≦d2≦20 μm. | 05-22-2014 |
20140158929 | MAGNETIC COMPOSITE MATERIAL - A magnetic composite material including a dielectric material and magnetic metal particles in the dielectric material, wherein and a real part μ′ of a complex permeability is greater than about 1 at a frequency of about 3 gigahertz (GHz), and the loss tangent tan δ is less than or equal to about 0.1. | 06-12-2014 |
20140183402 | IRON-BASED SOFT MAGNETIC POWDER FOR DUST CORE USE, MANUFACTURING METHOD THEREOF, AND DUST CORE - Disclosed is an iron-based soft magnetic powder for dust core use, which includes an iron-based soft magnetic matrix powder and a phosphate conversion coating on a surface of the matrix powder. The phosphate conversion coating contains nickel element and has an aluminum content of equal to or less than that in the matrix powder. The iron-based soft magnetic powder has such excellent heat resistance as to maintain electrical insulation at satisfactory level even after subjected to a high-temperature heat treatment. | 07-03-2014 |
20140197352 | METHODS AND COMPOSITIONS FOR ENERGY DISSIPATION - A method for forming a composition exhibiting energy dissipation in at least a portion of the frequency range from about 1 GHz to about 20 GHz can comprise treating a magnetic lossy material to increase the brittleness of the material, processing at least a portion of the magnetic lossy material into a powder, and mixing at least a portion of the powder with a dielectric resin, wherein the percentage volume of the powder relative to the total volume of the composition is configured such that dissipation of incident electromagnetic radiation is substantially optimized in at least a portion of the frequency range from about 1 GHz to about 20 GHz. | 07-17-2014 |
20140231697 | PARTICLES - A coated magnetic particle comprising an optionally porous magnetic polymer particle of a matrix polymer, said polymer particle having on a surface and/or in the pores thereof superparamagnetic crystals, said coated particle having a coat formed of a coating polymer, wherein said coated magnetic particle is essentially non-autofluorescent. | 08-21-2014 |
20140374644 | MAGNETIC MATERIAL AND DEVICE - A magnetic material of an embodiment includes a plurality of magnetic metal particles and a matrix phase. Each of the plurality of magnetic metal particles includes a magnetic metal and a first compound included in the magnetic metal. The magnetic metal includes at least one element selected from Fe, Co, and Ni. The first compound is an oxide, a nitride, or a carbide including at least one element selected from Fe, Al, Si, B, Mg, Ca, Zr, Ti, Hf, Zn, Mn, Nb, Ta, Mo, Cr, Cu, W, a rare-earth element, Ba, and Sr. The matrix phase fills a space between the plurality of magnetic metal particles and has higher electric resistance than the plurality of magnetic metal particles. | 12-25-2014 |
20140374645 | MAGNETIC RECORDING MEDIUM AND COATING COMPOSITION FOR MAGNETIC RECORDING MEDIUM - An aspect of the present invention relates to a magnetic recording medium comprising a magnetic layer comprising ferromagnetic powder and binder on a nonmagnetic support, wherein an average particle size of the ferromagnetic powder is equal to or less than 50 nm, the magnetic layer further comprises a compound, and the compound comprises at least one polyalkyleneimine chain and at least one polyester chain, with a proportion in the compound accounted for by the polyalkyleneimine chain being less than 5.0 weight percent and a number average molecular weight of the polyalkyleneimine chain ranging from 300 to 3,000. | 12-25-2014 |
20150014572 | MAGNETORHEOLOGICAL FLUID COMPOSITION AND METHOD FOR FORMING THE SAME - The present invention provides a magnetorheological fluid composition and method for forming the same. The magnetorheological fluid composition comprises a carrier fluid and a nano-magnetic-responsive composite dispersed uniformly in the carrier fluid. The nano-magnetic-responsive composite is formed by having carbonyl iron microparticles react with a grafting agent to form a modified carbonyl iron nanoparticles and blending the modified carbonyl iron nanoparticles with acid-treated graphene or carbon nanotubes. | 01-15-2015 |
20150021511 | ORGANIC/INORGANIC NANOCOMPOSITE CAPABLE OF ADSORPTION/DESORPTION OF METAL IONS, AND PREPARATION METHOD THEREOF - The present invention relates to an organic-inorganic nanocomposite comprising a polymer having temperature dependent volume phase transition characteristics, and magnetic particles embedded in the polymer, and a preparation method thereof. The present invention induces more rapid adsorption and desorption of metal ions and can effectively recover the used organic-inorganic nanocomposite. | 01-22-2015 |
20150041702 | FERRITE PARTICLES FOR BONDED MAGNETS, RESIN COMPOSITION FOR BONDED MAGNETS, AND MOLDED PRODUCT USING THE SAME - The present invention relates to ferrite particles for bonded magnets having a bulk density of not more than 0.75 g/cm | 02-12-2015 |
20150041703 | METHOD AND SYSTEM FOR MANUFACTURE AND USE OF MACROPOROUS BEADS IN A MULTIPLEX ASSAY - Macroporous beads and a method of manufacturing and using such macroporous beads. wherein the beads are distinguishable for use in a multiplex assay. Preferably, the beads are distinguishable by two or more unique fluorochromes, and at least some of the beads are magnetically responsive. In a preferred form, some of the macroporous beads have interior pores with a different moiety from the exterior surface, allowing beads with different attached functional groups. | 02-12-2015 |
20150053886 | Compositions Including Magnetic Materials - Compositions including hard magnetic photoresists, soft photoresists, hard magnetic elastomers and soft magnetic elastomers are provided. | 02-26-2015 |
20150083959 | MAGNETIC MATERIAL AND DEVICE - A magnetic material of an embodiment includes a plurality of magnetic metal particles, a plurality of columnar oxide particles, and a matrix phase. Each of the plurality of the magnetic metal particles includes at least one element selected from a first group consisting of Fe, Co, and Ni. Each of the plurality of the columnar oxide particles includes at least one oxide selected from a second group consisting of Al | 03-26-2015 |
20150108391 | SYNTHESIS OF MAGNETIC CARBON NANORIBBONS AND MAGNETIC FUNCTIONALIZED CARBON NANORIBBONS - Various embodiments of the present disclosure pertain to methods of making magnetic carbon nanoribbons. Such methods generally include: (1) forming carbon nanoribbons by splitting carbon nanomaterials; and (2) associating graphene nanoribbons with magnetic materials, precursors of magnetic materials, or combinations thereof. Further embodiments of the present disclosure also include a step of reducing the precursors of magnetic materials to magnetic materials. In various embodiments, the associating occurs before, during or after the splitting of the carbon nanomaterials. In some embodiments, the methods of the present disclosure further comprise a step of (3) functionalizing the carbon nanoribbons with functionalizing agents. In more specific embodiments, the functionalizing occurs in situ during the splitting of carbon nanomaterials. In further embodiments, the carbon nanoribbons are edge-functionalized. Additional embodiments of the present disclosure pertain to magnetic carbon nanoribbon compositions that were formed in accordance with the methods of the present disclosure. | 04-23-2015 |
20150129793 | METHODS OF MAKING NANOPARTICLE COMPOSITES - The present invention provides a novel method to synthesize composite nanoparticle structures combining the functions of individual nanoparticle components, such as quantum dots, gold nanoparticles and iron oxide nanoparticles. This novel technology solves some of the major problems of the commonly used synthesis methods such as poorly-controlled ratios between different components in a composite nanoparticle. This platform technology has great potential in applying nanotechnology in biomedical detection and imaging, solar cells, as well as environmental monitoring. | 05-14-2015 |
20150291781 | DEDICATED MATERIAL FOR MANUFACTURING SPECIAL SAFETY TIRE RUBBER FOR WHEELED COMBAT VEHICLES AND AIRCRAFT IN THE ARMY - A dedicated material for manufacturing a special safety tyre rubber for wheeled combat vehicles and aircraft in the army, fabricated from the following components in parts by weight: 28-40 parts of polyisoprene, 19-30 parts of silicone rubber, 15-25 parts of thermoplastic elastomer, 10-18 parts of magnetic powder, 10-15 parts of paraffin oil, 0.8-2 parts of flexibilizer, 5-10 parts of silicone oil, and 0.5-2 parts of antioxidant. The present invention may be used as a carcass material of a special safety tire marching in unfavorable environments such as rough terrain, a lot of sharp foreign matters, and high temperature and open fire. The dedicated material has properties of ordinary tire rubber at a normal temperature, and also has characteristics such as resistant against high temperature, against burning, against flame and against aging in an extremely hot environment. Furthermore, the material has properties such as resistance against bullets, against prick and against explosion. The material can withstand attack of shells of light-weighted explosives. The dedicated material is simple in preparation process and recyclable and pollution-free. | 10-15-2015 |
20150315407 | ELASTOMER COMPOSITION AND MAGNETIC FERRITE COATED WITH THE SAME - Provided are an elastomer composition including epoxy resin, acrylate resin, an organic filler, an inorganic filler, a cross linking agent, a hardener, an initiator and a solvent, and a magnetic ferrite for a wireless power transmitting and receiving device, the magnetic ferrite being coated with the elastomater composition having an elastic restoring force not to be damaged by a physical impact applied from the outside. | 11-05-2015 |
20150325329 | Nanoparticles Having Functional Additives for Self and Directed Assembly and Methods of Fabricating Same - A plurality of nanoparticles, a structure assembled therefrom, a method of forming the structure, including a plurality of particles where each particle of the plurality of particles is configured with a substantially predetermined shape and a largest dimension less than about 100 micrometers, and where each particle of the plurality of particles includes an opening through the particle. | 11-12-2015 |
20150325348 | Magneto-Dielectric Material With Low Dielectric Losses - Materials that exhibit magneto-dielectric effects with high local order in the form of distinct basic units with a defined geometry that provides orientation and spacing that prevents contact between conductive components of a basic unit are disclosed. Use of multiple basic units arranged, for example by embedment, in essentially random orientation relative to one another provides a composite material with magneto-dielectric effects that isotropic and homogeneous. Such basic units are readily manufacturable using conventional techniques. | 11-12-2015 |
20150328621 | Carbon Bodies and Ferromagnetic Carbon Bodies - The invention is in the field of modified carbon products. More in particular, the invention is in the field of graphitized activated carbon bodies. The invention is directed to carbon bodies and ferromagnetic carbon bodies, the production of these bodies from activated carbon, and the applications of the carbon bodies and ferromagnetic carbon bodies, for instance in water treatment and in electrochemical applications. | 11-19-2015 |
20150337150 | COMPOSITION AND METHOD OF MAKING AN AQUEOUS MAGNETIC INK CHARACTER RECOGNITION INKJET INK - An aqueous MICR inkjet ink includes between 20% to 60% by weight of a magnetic iron oxide with cobalt doping, pigment dispersion, mixed with between 5% to 30% by weight of a humectant, in a water solution emulsion. The dispersion is milled in a wet media mill to obtain particle size in the 150 nm range. Additional humectant, surfactants, jetting agents, and stabilizing additives are added for the final ink composition. | 11-26-2015 |
20150340138 | IRON-BASED SOFT MAGNETIC POWDER FOR DUST CORE, METHOD FOR MANUFACTURING THE SAME, AND DUST CORE - An iron-based soft magnetic powder for dust core having a high magnetic flux density, maintaining high electric insulation even after annealing, and more excellent in the mechanical strength in which a coating film having a phosphate conversion coating film is formed on the surface thereof and the peak height for the absorption of hydroxyl groups formed at 3700 cm | 11-26-2015 |
20150344600 | BIDIRECTIONAL SHAPE-MEMORY POLYMER, METHOD OF ITS PRODUCTION AND ITS USE - The present invention relates to an article consisting of or comprising a bidirectional shape-memory polymer (bSMP), the bSMP comprising: first phase-segregated domains (AD) having a first transition temperature (T | 12-03-2015 |
20150371744 | NITRILE RUBBER COMPOSITION - A nitrile rubber composition comprising 1,000 to 1,200 parts by weight of a magnetic powder having a compressed density of 3.4 to 3.7, based on 100 parts by weight of nitrile rubber, hydrogenated nitrile rubber, or a blend rubber thereof, the rubber having a Mooney viscosity ML | 12-24-2015 |
20150371746 | IRON POWDER FOR DUST CORE AND INSULATION-COATED IRON POWDER FOR DUST CORE - Iron powder for dust cores that is appropriate for manufacturing a dust core with low iron loss is obtained by setting the oxygen content in the powder to be 0.05 mass % or more to 0.20 mass % or less, and in a cross-section of the powder, setting the area ratio of inclusions to the matrix phase to be 0.4% or less. | 12-24-2015 |
20160012935 | FEEDSTOCKS FOR ADDITIVE MANUFACTURING AND METHODS FOR THEIR PREPARATION AND USE | 01-14-2016 |
20160039128 | FERRITE PARTICLES FOR BONDED MAGNETS, RESIN COMPOSITION FOR BONDED MAGNETS, AND MOLDED PRODUCT USING THE SAME - The present invention relates to ferrite particles for bonded magnets and a resin composition for bonded magnets which can provide a bonded magnet molded product capable of realizing a high magnetic force and a complicated multipolar waveform owing to such a feature that the ferrite particles are readily and highly oriented against an external magnetic field in a flowing resin upon injection molding, as well as a bonded magnet molded product obtained by injection-molding the above composition. According to the present invention, there are provided ferrite particles for bonded magnets which have a crystallite size of not less than 500 nm as measured in an oriented state by XRD, and an average particle diameter of not less than 1.30 μm as measured by Fisher method; a resin composition for bonded magnets; and a molded product obtained by injection-molding the composition. | 02-11-2016 |
20160055946 | POLYETHYLENE GLYCOL BASED OLIGOMERS FOR COATING NANOPARTICLES, NANOPARTICLES COATED THEREWITH, AND RELATED METHODS - In a composition aspect of the invention, a nanoparticle coating comprises repeating polyacrylic acid monomers covalently bound together in an aliphatic chain having a plurality of carboxylic acid functional groups and modified carboxylic acid functional groups extending therefrom. A first portion of the modified carboxylic acid functional groups are modified by a PEG oligomer having a terminal methoxy functional group and a second portion of the modified carboxylic acid functional groups are modified by a PEG oligomer having at least one terminal catechol group. | 02-25-2016 |
20160060449 | COMPOSITION FOR 3D PRINTING - The present invention relates to polymer compositions suitable for 3D printing. The composition comprises 60 to 80 mass % of oligoester acrylate; 10 to 30 mass % of a liquid polyethylene glycol; 7 to 9 mass % of a non-liquid polyethylene glycol; and 0.1 to 1 mass % of a system of photopolymerization initiators. A distinguishing feature of the composition is that after being extruded at an environment temperature of 22° C. with the extrusion rate of 2.5 to 3.5 cm/sec through a nozzle of a hand-held 3D printing device having an output orifice with a diameter in the range of 0.6 to 1.5 mm and after being irradiated after extrusion with a light having a wavelength in the range of 390 to 410 nm by LEDs having a total power of 2 Wt, the composition maintained its shape without a support. | 03-03-2016 |
20160086705 | MAGNETIC MATERIAL AND DEVICE - Provided is a magnetic material including a plurality of flat particles containing a magnetic metal, and a matrix phase disposed around the flat particles and having higher electrical resistance than the flat particles. In a cross-section of the magnetic material, the aspect ratio of the flat particles is 10 or higher. If the major axis of one of the flat particles is designated as L and the length of a straight line connecting two endpoints of the flat particle is designated as W, the proportion of the area surrounded by the outer peripheries of parts in which flat particles satisfying the relationship: W≦0.95×L are continuously laminated, is 10% or more of the cross-section. | 03-24-2016 |
20160125987 | SOFT MAGNETIC METAL COMPLEX - A soft magnetic metal complex includes a soft magnetic metal powder, an insulating nanopowder, and a polymer resin. Particles of the soft magnetic metal powder are coated with an insulating layer. The soft magnetic metal powder and the insulating nanopowder are contained in the polymer resin. | 05-05-2016 |
20160379742 | POSS-CONTAINING IN-SITU COMPOSITE NANOGEL WITH MAGNETIC RESPONSIVENESS AND METHOD FOR PREPARING THE SAME - The present invention provides a POSS-containing in-situ composite nanogel with magnetic responsiveness and the method for preparing the same, wherein POSS-containing macromolecule capable of polymerizing and metal-coordination complexing is synthetized to complex with iron salt, Fe | 12-29-2016 |