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 |