Class / Patent application number | Description | Number of patent applications / Date published |
524447000 | Kaolin or bentonite | 33 |
20080255291 | Large Particle, High Mineral Purity Calcined Kaolins And Methods Of Preparing And Using Same - Disclosed herein are compositions comprising novel calcined kaolins having a large particle size and low levels of alkali and alkali earth metal oxides. Methods of making the disclosed calcined kaolin by calcining hydrous kaolin are described. Applications using the disclosed compositions in preparing catalyst substrates, paints, coatings, sealants, cementitious products, ceramics, rubbers, polymers and other compositions are also described. | 10-16-2008 |
20080262141 | Dye Materials and Infra Red Active Polymer Compositions Thereof - Nanopigments were prepared from organic IR dye and Na-bentonite with CEC of 95 mmole Na per 100 g of bentonite, at room temperature, by dissolving the Na-bentonite in water and mixing for 2 hours, and mixing in the dye, dissolved in ethanol, for 18 hours. The precipitate is filtered, washed three times with water/ethanol mixture, dried at 105° C. for 10 hours, and milled in a kitchen miller for 2 mins. 0.3 parts of the nanopigments were mixed to 100 parts of pulverized SPG resin and processed in an extruder with a die temperature of 190° C. to form transparent, faintly green or grey coloured extrudates which were used to press film of 0.4 mm thickness at 160° C. The films were used to prepare IR-active laminated glass. Near infrared absorption spectra of the glass structures were obtained in a Perkin-Elmer Spectrophotometer. | 10-23-2008 |
20080262142 | Organo-Neutralized Calcined Kaolins for Use in Silicone Rubber-Based Formulations - Disclosed herein are organo-neutralized calcined kaolin comprising calcined kaolin treated with at least one basic organic compound, a composition' comprising the organo-neutralized calcined, and use of the organo-neutralized calcined kaolin in silicone rubber formulation. Further disclosed herein are a method of making the organo-neutralized calcined kaolin and a method of making a silicone rubber formulation comprising the organo-neutralized calcined kaolin. | 10-23-2008 |
20090023849 | INORGANO-NEUTRALIZED CALCINED KAOLINS FOR USE IN SILICONE RUBBER-BASED FORMULATIONS - Disclosed herein are inorgano-neutralized calcined kaolin comprising calcined kaolin treated with at least one basic inorganic compound, a composition comprising the inorgano-neutralized calcined, and use of the inorgano-neutralized calcined kaolin in silicone rubber formulation. Further disclosed herein are a method of making the inorgano-neutralized calcined kaolin and a method of making a silicone rubber formulation comprising the inorgano-neutralized calcined kaolin. | 01-22-2009 |
20090088512 | Flame-retardant compounded polyester materials - The invention relates to flame-retardant compounded polyester materials, comprising as component A, from 40 to 64.9% by weight of thermoplastic polyester, as component B, from 5 to 10% by weight of polycarbonate, as component C, from 10 to 15% by weight of phosphinic salt of the formula (I) and/or diphosphinic salt of the formula (II), and/or polymers of these | 04-02-2009 |
20090163641 | NATURAL ALUMINOSILICATE COMPOSITES AND AGGREGATES SYNTHESIZED IN ALKALINE ENVIRONMENT AND THEIR MANUFACTURING PROCESS - The present invention is a direct reactive process of inorganic polymerization used to obtain composites whose polymeric matrix does not require chemical or thermal pre-activation of the mixture reactors of specific natural aluminosilicates and varied aggregates, in the manufacture of alternatives to ceramics, Portland cement, timber, gypsum and metallic frames, through an adequate mixture added to the inorganic matrix of one or more natural aggregates (silica, limestone, hydrated lime, vermiculite, asbestos fibers) combined or not with synthetic alkaline-resistant aggregates (tire rubber, polypropylene fibers, nylon, PVA). To these, an alkaline solution of water and sodium hydroxide and/or potassium hydroxide will be added for the molding or extrusion and cutting out of artifacts, which will be oven-dried and polymerized at temperatures between 100° C. and 500° C. | 06-25-2009 |
20090182087 | NANO-COMPOSITE AND COMPOSITIONS THEREFROM - The present invention relates to various nano-composites and compositions comprising a cationic mediator and method thereof. The cationic mediator comprises a polymeric group and a cationic unit selected from the group consisting of onium cation and heterocyclic cation. The nano-composites and compositions exhibit improved gas permeability property, strong moisture absorbance, and high electrical conductivity etc. | 07-16-2009 |
20090318603 | Material of Nanocomposites of the Resin and its Manufacturing Process - The present invention discloses a material of nanocomposites of the resin and its manufacturing process. The manufacturing process comprises the steps of providing a nano-clay platelets liquid; adding a modification agent into the nano-clay platelets liquid, then stirring in a first time in a first temperature for making a cake product; taking the cake product heated in a second temperature then crumbling the cake product for making a first powder; moving the water out of the first powder for making a second powder; adding a resin into the second powder, then stirring and baking for making the material of nanocomposites of the resin. | 12-24-2009 |
20100029825 | POLYIMIDE RESINS FOR HIGH TEMPERATURE WEAR APPLICATIONS - Polyimide resin compositions that contain an aromatic polyimide, graphite and a sepiolite filler, or a mixture of a sepiolite filler and a kaolin filler, are found to exhibit low wear and high thermal oxidative stability. Such compositions are especially useful in molded articles that are exposed to wear conditions at high temperatures such as aircraft engine parts. | 02-04-2010 |
20100029826 | POLYIMIDE RESINS FOR HIGH TEMPERATURE WEAR APPLICATIONS - Polyimide resin compositions that contain an aromatic polyimide, graphite and a kaolin filler, are found to exhibit low wear and high thermal oxidative stability. Such compositions are especially useful in molded articles that are exposed to wear conditions at high temperatures such as aircraft engine parts. | 02-04-2010 |
20100056693 | Process for Synthesis of Imidazolium and Benzimidazolium Surfactants and their use in Clays and Nanocomposites - The invention relates to compositions of a semicrystalline thermoplastic and a dispersed phase of an organically modified clay, as well as a process for making the organically modified clay, which comprises contacting the clay with at least one imidazolium salt having two long alkyl chains, or a benzimidazolium salt having two long alkyl chains in the presence of a solvent, and recovering the organically modified clay having a d-spacing of clay intercalates of at least 28 Å and thermal stability at 300° C. | 03-04-2010 |
20100087580 | METHOD OF PRODUCING A MODIFIED SMECTITE OR SMECTITE-CONTAINING SUBSTANCE CAPABLE OF TAKING UP AND RELEASING WATER IN A REVERSIBLE MANNER - The present invention relates to a method for producing a modified smectite or smectite-containing substance capable of forming gels which are not longer thixotropic, have a stable cross-linked structure and adhesive characteristic and are capable of taking up and releasing water in a reversible manner by treating a non-activated smectite or smectite-containing substance with a water soluble activating agent and with a water soluble polymer capable of reacting with said smectite, wherein 0-6% by weight, calculated on the weight of the smectite, of the water soluble activating agent and 0.3-6% by weight, calculated on the weight of the smectite, of the water soluble polymer are admixed with the smectite or smectite-containing substance, wherein: at least a part of the water soluble activating agent is added before and/or at latest simultaneously with the soluble polymer, wherein at least a part of the water soluble polymer is added as a dry solid, the mixture obtained contains an amount of water in a range of from 20% by weight of water to 50% by weight of water, on basis of the mixture. | 04-08-2010 |
20100125119 | Polyamide molding material, molded articles that can be produced therefrom and the use thereof - A novel polyamide molding material for highly lustrous and rigid polyamide molded articles contains a polyamide mixture consisting of a semicrystalline linear polyamide, a special branched graft polyamide, an amorphous polyamide, reinforcing substances as well as conventional additives. | 05-20-2010 |
20100197846 | COMPRESSED GASKETING MATERIAL - A compressed sheet gasketing material is provided with a combination of high elastomer content and high swelling medium content. In one aspect, the swelling medium may include bentonite clay and may be provided a weight percentage that varies from 30 to 60%. In another aspect, a rubber content weight percentage that varies from 20 to 30% provides a relatively high compressibility. The compressed sheet gasketing material may further include one or more various fibers commonly used in high pressure sheet formulations. | 08-05-2010 |
20100204381 | Filled TPO Compositions with Good Low Temperature Ductility - Filled, thermoplastic polyolefin (TPO) compositions having a total energy absorption during impact at −3O° C. of at least 20 ft-lb-f as measured by an Instrumented Dart Impact Test (ASTM D3763) at 6.7 m/s and a peak tangent flexural modulus of >2100 MPa (305,000 psi as measured by ASTM D-790, the composition comprising based on the total weight of the TPO composition; A) 36-56 wt % of a crystalline polypropylene having a MFR of at least 1 and a melting point of at least 160° C. as measured by DSC; and B) 64-44 wt % of an elastomer/filler composition comprising (1) an EAO elastomer having a (1) Tg of less than −50° C. as measured by DSC, (b) tan delta between >2 and 3 as measured at 0.1 rad/s and 190° C. with an Advanced Rheometrie Expansion Systems rheometer. and (c) HDT greater than or equal to the peak melting temperature of the elastomer as measured by DSC, and (2) a platy filler, e.g., talc, the elastomer and filler present at a weight ratio of elastomer to filler of 3:2 to 2:1; the crystalline polypropylene and elastomer present at a weight ratio of polypropylene to elastomer of less than 2. | 08-12-2010 |
20100227962 | THERMOPLASTIC POLYAMIDE COMPOSITIONS HAVING ENHANCED MELT FLOW INDICES - Novolac resins are incorporated into thermoplastic polyamide compositions for increasing the melt flow index thereof; such compositions containing the novolac resins are useful for the manufacture of plastic shaped articles, in particular by injection molding. | 09-09-2010 |
20100234513 | Process For Making Polyolefin Compositions - A process is disclosed of obtaining a thermoplastic composition formed from a polyolefin matrix comprising a polypropylene with a fluidity index of from 2 to 100 g/10 minutes when measured at 230° C. under 2.16 kg, and a mineral lamellar filler which is talc with a median diameter D50 of at least 1 μm, as measured by Sedigraph, and a lamellarity index of at least 4 before introduction into the matrix and at least 3 when measured in the thermoplastic composition, by dispersing the lamellar talc in the polyolefin matrix in a viscoelastic state by means of at least on compounding extruder, which process comprises (a) the formation of a viscoelastic mixture of the polypropylene matrix and the lamellar mineral talc particles by heating and kneading the said composition at a temperature at least equal to the working temperature of the polypropylene, (b) the submission of the viscoelastic mixture to thermo-mechanical work, (c) the elimination of volatile components from the viscoelastic mixture, (d) the transformation of the viscoelastic mixture resulting from step (c) into an industrially usable granulated material, characterised in that, to obtain a controlled and homogenous dispersion and distribution of the lamellar mineral talc in the polypropylene matrix, while substantially retaining initial morphological characteristics of the lamellar mineral talc particles, the viscoelastic mixture is subjected during steps (a) and (b) to a weak and controlled rate of shearing of no more than 200 s | 09-16-2010 |
20100324197 | ORGANO-NEUTRALIZED CALCINED KAOLINS FOR USE IN SILICONE RUBBER-BASED FORMULATIONS - Disclosed herein are organo-neutralized calcined kaolins comprising calcined kaolin treated with at least one basic organic compound, a composition comprising the organo-neutralized calcined, and use of the organo-neutralized calcined kaolin in silicone rubber formulations. Further disclosed herein are a method of making the organo-neutralized calcined kaolin and a method of making a silicone rubber formulation comprising the organo-neutralized calcined kaolin. | 12-23-2010 |
20110015330 | Polyolefin Composition Comprising Silicon-Containing Filler - The present invention relates to a polyolefin composition comprising a polyolefin base resin comprising an olefin homo- or copolymer (A) having hydrolysable silicon-containing groups, and an inorganic mineral filler (B) containing on its surface silanol groups or precursors thereof. | 01-20-2011 |
20110028633 | Dispersing Agents in Nanocomposites - The instant invention discloses a composition, preferably a nanocomposite material, comprising (a) a synthetic polymer, (b) a filler such as for example a natural or synthetic phyllosilicate or a mixture of such phyllosilicates, preferably in nanoparticles, and (c) a dispersing agent prepared by controlled free radical polymerization (CFRP). | 02-03-2011 |
20110040016 | CURABLE COMPOSITIONS THAT FORM A HIGH MODULUS POLYUREA - Curable, two-package compositions are provided comprising a first and second reactive package. The first reactive package comprises:
| 02-17-2011 |
20110166280 | Sealant Composition - A moisture curable sealant composition comprising an organopolysiloxane (A) containing reactive hydroxyl or hydrolysable groups bonded to silicon, a crosslinking agent (B) containing hydrolysable groups reactive with the reactive groups of (A) in the presence of moisture, the hydrolysable groups of (B) releasing an acid in the presence of moisture, a metal-containing catalyst for the reaction of the reactive groups of (A) with the hydrolysable groups of (B), and a filler, characterized in that the filler comprises calcined kaolin and is free of any other reinforcing filler and methanol and in the fact that the composition upon curing has a elongation at break of more than 250% and is non sagging. | 07-07-2011 |
20110166281 | NANOCOMPOSITE COMPRISING EXFOLIATED NANOCLAY-STYRENIC CONCENTRATE AND METHODS OF PREPARATION - A composition is disclosed comprising a styrenic first polymer, nanoclay, and an emulsifier compound, which can be blended with an additional polymer. A nanocomposite exhibits improved heat resistant properties and stiffness. In one embodiment, the additional polymer is poly(phenylene ether). An article and a method for the preparation a nanocomposite are also disclosed. In one embodiment, the process of obtaining a nanocomposite comprises emulsion polymerizing styrenic monomers in the presence of an aqueous dispersion of nanoclay and emulsifier compound, wherein an aqueous mixed dispersion comprising styrenic polymer and nanoclay is formed; coagulating the aqueous mixed dispersion with a coagulating agent to form a coagulated mixed dispersion comprising nanoclay and styrenic polymer; solidifying the coagulated mixed dispersion to form a polymeric clay concentrate comprising the nanoclay and the styrenic polymer as a carrier resin; and mixing the polymeric nanoclay concentrate, directly or indirectly with an additional polymer to form a nanocomposite. | 07-07-2011 |
20110288224 | Polymeric Matrix Nanocomposite Materials Having Improved Mechanical and Barrier Properties and Procedure For Preparing Same - The present invention relates to nanocomposite materials based on a polymeric or plastic matrix and a laminar silicate (clay) having improved mechanical, thermal and gas-barrier properties, among others, and not requiring clay-matrix compatibilising agents. Furthermore the present invention relates to three procedures for the obtainment of these materials and use thereof for applications such as in packaging products of interest to the food sector, among others, and for applications in other sectors. | 11-24-2011 |
20120046405 | BARRIER COATINGS STABILIZED WITH MULTI-VALENT METAL CATIONS - A method of making a composite barrier coating composition comprising: (a) providing a first aqueous dispersion comprising a dispersed, anionically functionalized matrix resin; (b) providing a second aqueous dispersion comprising a dispersed platy mineral filler; the first and second dispersions optionally including one or more additives selected from the group consisting surfactants, emulsifiers, anti-foaming agents, dispersing agents, wetting agents, leveling agents and thickeners; (c) adding a multi-valent metal cation crosslinking agent to at least one of said first and second aqueous dispersions; and (d) admixing the first and second aqueous dispersions to form the composite wherein the composite forms a stable aqueous emulsion and the multi-valent metal cation is operative to stabilize a film formed from the composite against gas barrier performance loss at elevated levels of relative humidity. | 02-23-2012 |
20120129999 | NANOCOMPOSITE INCLUDING HEAT-TREATED CLAY AND POLYMER - Disclosed are systems and methods for producing, and a composite including, a roasted aluminosilicate (e.g., halloysite). A uniform dispersion of an aluminosilicate can be obtained using roasted halloysite clay and subsequently combining it with a polymer in a melt mixing system to produce a composite. | 05-24-2012 |
20120252954 | METHOD FOR PRODUCING A TWO-DIMENSIONAL RUBBER COVERING AND TWO-DIMENSIONAL RUBBER COVERING - A method for producing a two-dimensional rubber covering, in particular a floor covering, comprising the following steps: preparing an unvulcanised rubber material, mixing a filler into the unvulcanised rubber material, converting the rubber material into a two-dimensional state, and crosslinking the rubber material in the two-dimensional state. The method includes that the filler contains particles of glass, porcelain, earthenware and/or stoneware. Also, a covering produced in the described manner. | 10-04-2012 |
20130150514 | RECYCLING POLYAMIDE AIRBAGS - A method for making a polyamide composition, in particular for molding, prepared by mixing a polyamide material, a powder made from airbag scraps, and optionally reinforcing fillers is desribed. Also described, is a method for recycling used airbags. | 06-13-2013 |
20130253120 | Functionalized Polymers and Oligomers - A functionalized polyolefin having one or more pyridazine moieties is disclosed herein. A method to produce the functionalized polyolefin is also disclosed. A composition including the functionalized polyolefin is also disclosed. | 09-26-2013 |
20130338294 | INFLATION-GAS-TIGHT LAYER INCLUDING A METAL OXIDE AS A CROSS-LINKING AGENT - A layer that is airtight to inflation gases is formed of a composition that includes at least: a halogenated elastomer having a content of greater than or equal to 70 parts by weight per hundred parts by weight of elastomer (phr); a reinforcing filler; and a crosslinking system based on a metal oxide. The crosslinking system contains less than 0.5 phr of sulphur and may be free of sulphur. More particularly, the crosslinking system contains less than 0.1 phr of sulphur. | 12-19-2013 |
20140135441 | REINFORCED POLYAMIDE RESIN PELLET - (Problem to be Solved) | 05-15-2014 |
20160053076 | Rubber Composition for Tire - The present technology provides a rubber composition comprising from 30 to 100 parts by weight of a carbon black, and from 10 to 80 parts by weight of an inorganic filler per 100 parts by weight of a diene rubber, wherein the inorganic filler has from 20 to 80% particles of a particle size of at most 5 μm; and when an aluminum content in the inorganic filler is defined as Wal wt. % and a silicon content is defined as Wsi wt. %, the aluminum content Wal is from 11 to 40 wt. %, and a ratio Wal/(Wal+Wsi)×100 of aluminum to a total of aluminum and silicon is from 15 to 38 wt. %. | 02-25-2016 |
20160108219 | STIFF POLYPROPYLENE COMPOSITION SUITABLE FOR PRIMERLESS PAINTING - The present invention is directed to a polypropylene composition (C), an article comprising the polypropylene composition (C) as well as the use of the polypropylene composition (C) to reduce paintability failure of a molded article. | 04-21-2016 |