| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 264483000 | Plasma (e.g., corona, glow discharge, etc.) | 19 |
| 20080203620 | METHOD OF FORMING MINUTE PATTERN - There is provided a method for forming minute patterns ranging from nanometer scale to micrometer scale with high aspect ratio at one time under a single condition of low temperature, low pressure, and a short period of time. A method of forming a minute pattern according to the present invention includes: applying, onto a substrate, a patterning material containing a polysilane and a silicone compound; pressing a mold on which a predetermined minute pattern has been formed to the patterning material which has been applied onto the substrate; irradiating energy rays from a side of the substrate while the mold is contacted by press with the patterning material; releasing the mold; and irradiating the patterning material with energy rays from a side to which the mold has been pressed. | 08-28-2008 |
| 20080237935 | Biaxially Oriented polyolefing Film Having Improved Surface Properties - The invention relates to a method for raising the surface tension of biaxially-stretched films made of thermoplastic polymers. According to the method, a film is first treated on a surface by means of an atmospheric pressure plasma before being stretched transversally or simultaneously across the width thereof, and the film is additional a subjected to a second treatment by means of a corona or flame after being stretched transversally or simultaneously, the second treatment being done on the same surface which has already been plasma-treated. | 10-02-2008 |
| 20080258353 | METHODS AND SYSTEMS FOR FORMING MULTILAYER ARTICLES - Disclosed is a mold system which comprises a cube configured to rotate about an axis, a first cavity platen comprising at least one first cavity section, a second cavity platen comprising at least one second cavity section, a fluid channel being disposed within at least one of the mandrels and a hydraulic connection member configured to connect at least one of the fluid channels to an inlet and or outlet positioned outside the cube. The cube comprises at least two sides, each side comprising at least one mandrel. The hydraulic connection member is configured to deliver a volume cooling fluid from or to the fluid channels while the cube is rotating. | 10-23-2008 |
| 20090096136 | THIOL-ENE BASED POLY(ALKYLSILOXANE) MATERIALS - A stamp is comprised of a thiol-ene polymer, wherein the thiol-ene polymer allows for creation of micro-scale or nano-scale patterns useful in soft or imprint lithography. A patterned thiol-ene polymer is fabricated by casting a thiol-ene mixture onto a patterned mold, curing the thiol-ene mixture to form the patterned thiol-ene polymer, and peeling off the patterned thiol-ene polymer from the silicon mold. A stamp comprised of a thiol-ene polymer may be replicated by exposing the to oxygen plasma to form a hydrophilic mold, exposing the hydrophilic mold to a fluorinating agent under vacuum conditions to form a functionalized surface of the hydrophilic mold, casting a thiol-ene mixture on top of the functionalized surface, photocuring the thiolene mixture to form a replica thiol-ene polymer, and peeling off the replica thiol-ene polymer. | 04-16-2009 |
| 20090166932 | Method for Manufacturing Seamless Silicon Roll Having Pattern and Seamless Silicon Roll Produced by the Same - There is provided a seamless silicon roll having a pattern and a method of manufacturing the same. The method includes: preparing a pattern roll having the same size and pattern as a silicon roll to be manufactured; manufacturing a cast by pouring cast materials around the pattern roll and curing the cast materials; removing the cast from the pattern roll; forming a silicon roll by disposing the central axis of a roll in the cast, pouring liquid silicon and curing the liquid silicon; and removing the silicon roll from the cast. | 07-02-2009 |
| 20090289396 | PROCESSING OF PARTICULATE MATERIALS, RECYCLING METHODS, ESPECIALLY FOR RUBBER - A method for recycling polymeric materials, particularly cured rubber such as may be derived from tyres and the like, includes obtaining solid polymer material in particulate form derived from a previous artifact or product. The polymer particles are exposed to a fluid treatment medium which chemically modifies the particle surfaces to provide chemically activated particle surfaces, while maintaining polymer properties in the particle interiors. The surface activated polymer particles are combined with a flowable binder or matrix material. The binder or matrix material is then cured, dried or set in intimate contact with the surface-activated polymer particles to form a body of material incorporating the recycled polymer particles with the surfaces bonded to the cured, dried or set binder or matrix material. In this way, large proportions of particulate material can be recycled into new products which exhibit good performance, e.g. elastomeric performance. | 11-26-2009 |
| 20100156008 | Programmable System and Method of Spark Plasma Sintering - A programmable system and methods for spark plasma sintering. Embodiments of the present invention allow for detailed waveform settings to be programmed by an operator prior to machine operation during a SPS process. The waveform settings for the machine can be adjusted at any point and can be programmed to have any pattern during the SPS process. Out-gassing patterns can be monitored and analyzed by an operator, who then adjusts the waveform settings for the SPS machine based on an analysis of the out-gassing patterns. | 06-24-2010 |
| 20100201041 | MONOCOMPONENT MONOLAYER MELTBLOWN WEB AND MELTBLOWING APPARATUS - A porous monocomponent nonwoven web contains a bimodal mass fraction/fiber size mixture of intermingled continuous microfibers and larger size fibers of the same polymeric composition. There are at least five times as many microfibers as larger size fibers, and a histogram of the mass fraction of fibers vs. fiber size exhibits a larger size fiber mode greater than 10 μm. The web may be made by flowing fiber-forming material through a die cavity having larger size orifices and at least five times as many smaller size orifices to form filaments, attenuating the filaments into fibers and collecting the attenuated fibers to form the nonwoven web. The web is especially well suited to the manufacture of self-supporting three dimensional articles such as molded cup-shaped respirators and pleated air filters. | 08-12-2010 |
| 20110006463 | GAS DELIVERY SYSTEM WITH CONSTANT OVERPRESSURE RELATIVE TO AMBIENT TO SYSTEM WITH VARYING VACUUM SUCTION - A system operating in an environment having an ambient pressure, the system comprising: a reactor configured to combine a plasma stream, powder particles and conditioning fluid to alter the powder particles and form a mixture stream; a supply chamber coupled to the reactor; a suction generator configured to generate a suction force at the outlet of the reactor; a fluid supply module configured to supply the conditioning fluid at an original pressure; and a pressure regulation module configured to: receive the conditioning fluid from the fluid supply module, reduce the pressure of the conditioning fluid from the original pressure to a selected pressure relative to the ambient pressure regardless of any changes in the suction force at the outlet of the reactor, and supply the conditioning fluid at the selected pressure to the supply chamber. | 01-13-2011 |
| 20110148008 | MICRO-NANO IMPRINT MOULD AND IMPRINTING PROCESS - A micro-nano imprint mould and an imprinting process are described. The micro-nano imprint mould includes: a porous body including a first surface and a second surface on opposite sides, wherein the porous body includes a plurality of holes, and a fluid can flow between the first surface and the second surface through the holes; and an imprint pattern structure set in the first surface of the porous body, wherein the imprint pattern structure includes a plurality of convexes and a plurality of concaves between the convexes. | 06-23-2011 |
| 20110156320 | Method for preparing patterned metal oxide layer or patterned metal layer by using solution type precursor or sol-gel precursor - Methods for preparing a patterned metal/metal oxide layer by using a solution type precursor or sol-gel precursor are provided and, especially, a method for preparing a patterned carrier transport of a solar cell and a method for preparing biomedical material are provided, which comprise the following steps: (A) providing a substrate, and a mold with designed patterns formed thereon; (B) coating the substrate with a solution of a precursor to form a precursor layer, wherein the precursor is a metal precursor or a metal oxide precursor; (C) pressing the mold together with the precursor layer to transfer the patterns of the mold onto the precursor layer; (D) curing or pre-curing the precursor layer; (E) removing the mold; and (F) conducting an optional post-treatment, if it being demanded, to further modify the properties of precursor layer. | 06-30-2011 |
| 20110198782 | MULTI-LAYER SUBSTRATE AND MANUFACTURING METHOD THEREOF - Disclosed are a multi-layer substrate and a manufacturing method of the multi-layer substrate. By employing a carrier to alternately form dielectric layers and metal structure layers thereon. Each dielectric layer adheres with the adjacent dielectric layer to embed the metal structure layers in the dielectric layers corresponding thereto. Comparing with prior arts, which have to use prepregs when hot pressing and adhering different layers of different materials, the present invention takes fewer processes, thus, fewer kinds of materials without using prepregs. Therefore, the present invention can promote the entire quality and yield of manufacturing the multi-layer substrate to satisfy mechanical characteristic matching of the multi-layer substrate and to reduce cost of the whole manufacturing process. Significantly, the multi-layer substrate having thin dielectric layers according to the present invention can satisfy the concern of impedance matching therefore, and can reduce crosstalk influence to keep good signal integrity therein. | 08-18-2011 |
| 20120126458 | CASTING MICROSTRUCTURES INTO STIFF AND DURABLE MATERIALS FROM A FLEXIBLE AND REUSABLE MOLD - Described are methods for making microstructured flexible molds, for example useful for making microstructured metal objects in a casting process. Also described are casting methods for making microstructured epoxy objects. In some embodiments, the microstructured metal and epoxy objects are useful for embossing polymer sheets to form microstructured polymer sheets. | 05-24-2012 |
| 20120292828 | METHOD OF MANUFACTURING COMPOSITE MATERIAL - Disclosed is a method of manufacturing a composite sheet. The method comprises (a) irradiating a sheet of fibres and a matrix film at an irradiation zone with a plasma at substantially atmospheric pressure, and (b) impregnating the sheet of fibres with the matrix at an adhesion zone. The processes (a) and (b) are performed simultaneously, and the matrix film is irradiated with a plasma at said irradiation zone after being unwound from a roller and prior to entering said adhesion zone. | 11-22-2012 |
| 20130249147 | METHODS FOR PERFORATING GRAPHENE USING AN ACTIVATED GAS STREAM AND PERFORATED GRAPHENE PRODUCED THEREFROM - Graphene sheets having a plurality of holes in their basal planes are described herein. Methods for making the graphene sheets can involve contacting graphene sheets with an activated gas that has contacted a helium or argon atmospheric pressure plasma. The size and/or number of holes introduced can be altered by changing the contact time, the stand-off distance, the activated gas concentration, and/or the plasma power. Polymer composites containing the perforated graphene sheets are also described. | 09-26-2013 |
| 20140015171 | STERILIZING METHOD AND APPARATUS FOR THE BLOW MOLDING OF CONTAINERS - The method and the apparatus serve for sterilizing parisons made of a thermoplastic material which are provided for producing blow-molded containers. Sterilization is carried out using a plasma. A sterilizing device is provided, for this purpose, with a plasma generator. Sterilization is carried out following insertion of the parison into a blow-molding station or on a transfer wheel. The plasma is generated outside the parison and introduced into the parison. | 01-16-2014 |
| 20140151938 | SYSTEMS AND METHODS FOR CLUSTERING PARTICLES BY LIQUID-PHASE ELECTRIC PLASMA DISCHARGE - The disclosed technology includes systems and methods for clustering particles, especially water contaminants, by liquid-phase electric plasma discharge. According to certain implementations, the discharge may be applied continuously, and may be of relatively low power, e.g., a voltage between 300 V and 5000 V and an amperage between 0.1 A and 1 A. The electrodes introducing the electric discharge may be in a point-to-point configuration and with at least one electrode having a large aspect ratio. In some implementations, one or more of the voltage and amperage of the electric discharge, electrode configuration and aspect ratio, and the conductivity of the medium may enable the generation of plasma containing hydroxyl and other radicals. The radicals may catalyze polymerization of the particles, resulting in an increase in particle size and, thus, improved filterability. The polymerization process may continue after the electric discharge is discontinued or removed from influence of the medium. | 06-05-2014 |
| 20140151939 | FLUID RECIRCULATION SYSTEM FOR USE IN VAPOR PHASE PARTICLE PRODUCTION SYSTEM - A method of and system for recirculating a fluid in a particle production system. A reactor produces a reactive particle-gas mixture. A quench chamber mixes a conditioning fluid with the reactive particle-gas mixture, producing a cooled particle-gas mixture that comprises a plurality of precursor material particles and an output fluid. A filter element filters the output fluid, producing a filtered output. A temperature control module controls the temperature of the filtered output, producing a temperature-controlled, filtered output. A content ratio control module modulates the content of the temperature-controlled, filtered output, thereby producing a content-controlled, temperature-controlled, filtered output. A channeling element supplies the content-controlled, temperature-controlled, filtered output to the quench chamber, wherein the content-controlled, filtered output is provided to the quench chamber as the conditioning fluid to be used in cooling the reactive particle-gas mixture. | 06-05-2014 |
| 20160176095 | VARIABLE-THICKNESS ELECRIPLAST MOLDABLE CAPSULE AND METHOD OF MANUFACTURE | 06-23-2016 |
