Patent application number | Description | Published |
20080200571 | AQUEOUS POLYTETRAFLUOROETHYLENE EMULSION, POLYTETRAFLUOROETHYLENE FINE POWDER AND POROUS MATERIAL OBTAINED THEREFROM - To provide an aqueous polytetrafluoroethylene (PTFE) emulsion which does not substantially contain ammonium perfluorooctanoate, and which is obtained by emulsion polymerization. Further, to provide a PTFE fine powder which is obtained from the aqueous PTFE emulsion and is excellent in a paste extrusion processability, and a porous material. | 08-21-2008 |
20080207859 | FLUORORESIN HAVING LOW RESIDUAL AMOUNT OF FLUORINATED EMULSIFIER AND PROCESS FOR ITS PRODUCTION - To provide a fluororesin which does not substantially contain perfluorooctanoic acid or its salt, and which has a low residual amount of a fluorinated emulsifier. | 08-28-2008 |
20080214714 | POLYTETRAFLUOROETHYLENE AQUEOUS DISPERSION AND ITS PRODUCT - To provide a polytetrafluoroethylene (PTFE) aqueous dispersion, which does not substantially contain ammonium perfluorooctanoate and is excellent in mechanical stability, wettability, permeability and coating property, and its product. | 09-04-2008 |
20100324352 | METHOD FOR DECOMPOSING WATER-SOLUBLE FLUORINATED ORGANIC COMPOUND - To provide a good and simple method for decomposing and detoxifying a hardly decomposable fluorinated organic compound. | 12-23-2010 |
20110015283 | PROCESS FOR PRODUCING FLUOROPOLYMER, AND FLUORINATED ION EXCHANGE MEMBRANE - A polymerization medium having small ozone depletion potential and small global warming potential and having a small chain transfer constant is used, to efficiently produce a fluoropolymer having a high molecular weight and having excellent heat resistance, solvent resistance, chemical resistance, etc. | 01-20-2011 |
20110021728 | METHOD FOR PRODUCING POLYTETRAFLUOROETHYLENE FINE POWDER - To provide a method for producing a PTFE fine powder which can produce a PTFE fine powder having a low paste extrusion pressure property by a simple method. | 01-27-2011 |
20110040054 | METHOD FOR PRODUCING POLYTETRAFLUOROETHYLENE FINE POWDER - To provide a method for producing a PTFE fine powder having a low paste extrusion pressure property by a simple method. | 02-17-2011 |
20120157570 | PROCESS FOR PRODUCING AQUEOUS POLYTETRAFLUOROETHYLENE DISPERSION FOR COAGULATION PROCESSING, AND AQUEOUS POLYTETRAFLUOROETHYLENE DISPERSION FOR COAGULATION PROCESSING - This invention provide an aqueous PTFE dispersion and a process for efficiently producing the aqueous PTFE dispersion for coagulation processing having excellent coagulation properties of PTFE microparticles. The process involves adding a synthetic adsorbent, having a specific surface area of from 100 to 2,000 m | 06-21-2012 |
20120202906 | POLYTETRAFLUOROETHYLENE AQUEOUS EMULSION AND PROCESS FOR ITS PRODUCTION, POLYTETRAFLUOROETHYLENE AQUEOUS DISPERSION OBTAINABLE BY USING SUCH AN AQUEOUS EMULSION, POLYTETRAFLUOROETHYLENE FINE POWDER, AND STRETCHED POROUS MATERIAL - To produce a PTFE aqueous emulsion, whereby the environmental load is little, the stability of the aqueous emulsion is high, and a molded product having high heat resistance can be obtained. A process for producing a PTFE aqueous emulsion, which comprises emulsion-polymerizing tetrafluoroethylene (TFE) by means of at least one fluorinated emulsifier selected from the group consisting of a C | 08-09-2012 |
20120271065 | METHOD FOR RECOVERING ANIONIC FLUORINATED EMULSIFIER - To provide a method for recovering an anionic fluorinated emulsifier, capable of easily and efficiently recovering an anionic fluorinated emulsifier adsorbed on a basic ion exchange resin. | 10-25-2012 |
Patent application number | Description | Published |
20090221726 | PROCESS FOR PRODUCING AQUEOUS FLUORINATED POLYMER DISPERSION HAVING REDUCED CONTENT OF FLUORINATED EMULSIFIER - The present invention provides a process for producing an aqueous fluorinated polymer dispersion having a reduced content of a fluorinated emulsifier by using a weakly basic anion-exchange resin to let it adsorb and remove a fluorinated emulsifier with excellent efficiency from an aqueous fluorinated polymer dispersion. | 09-03-2009 |
20100029878 | METHOD FOR PRODUCING FLUOROPOLYMER USING FLUOROCARBOXYLIC ACID COMPOUND - To provide a method for efficiently producing a fluoropolymer by an aqueous emulsion polymerization in which a fluorocarboxylic acid compound is used. | 02-04-2010 |
20140045959 | FLUORINATED ELASTOMER COMPOSITION AND FLUORINATED FOAMED RUBBER - To provide a fluorinated elastomer composition which can improve, in production of a fluorinated foamed rubber by foaming and crosslinking a fluorinated elastomer using an organic peroxide as a crosslinking agent, the foamed state and physical properties of the fluorinated foamed rubber. | 02-13-2014 |
20140377558 | FLUORINATED ELASTOMER COMPOSITION AND METHOD FOR ITS PRODUCTION, MOLDED PRODUCT, CROSS-LINKED PRODUCT, AND COVERED ELECTRIC WIRE - To provide a fluorinated elastomer composition which is excellent in flexibility and oil resistance to lubricant oil such as automatic transmission oil, is less susceptible to heat discoloration and is excellent also in moldability, and a molded product, cross-linked product and covered electric wire, using such a fluorinated elastomer composition. A fluorinated elastomer composition comprising a tetrafluoroethylene/propylene copolymer (a), an ethylene/tetrafluoroethylene copolymer (b) and an ethylene copolymer (c) containing epoxy groups, wherein the mass ratio [(a)/(b)] of the tetrafluoroethylene/propylene copolymer (a) to the ethylene/tetrafluoroethylene copolymer (b) is from 70/30 to 40/60, and the mass ratio [(b)/(c)] of the ethylene/tetrafluoroethylene copolymer (b) to the ethylene copolymer (c) containing epoxy groups is from 100/0.1 to 100/10. | 12-25-2014 |