| Patents for C08F 6 - Post-polymerisation treatments (8,582) |
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| 12/30/2009 | EP2137221A1 Method and apparatus for separation of polymer from a slurry |
| 12/29/2009 | US7638596 Crystallizing a plurality of polymer pellets includes a step in which the pellets passed through regions that are temperature adjusted by a heat transfer jacket |
| 12/29/2009 | US7638593 Crystallizing a plurality of crystallizable polyester pellets includes a step in which the pellets are contacted with a temperature adjusting fluid in a crystallizer; polyethylene terephthalate (PET), |
| 12/23/2009 | WO2009155155A1 Processes to control fouling and improve compositions |
| 12/23/2009 | WO2009153196A1 Method for continuously producing water-absorbing polymer particles |
| 12/23/2009 | EP1556415B1 Loop reactor apparatus and polymerization processes with multiple feed points for olefins and catalysts |
| 12/23/2009 | EP1474470B1 A process for the reduction of the residual monomer content and enhancement of the wet strength of articles formed from water absorbent crosslinked polymer foams and use thereof |
| 12/23/2009 | CN100572401C Method for removing volatilization ingredients of synthetic rubber |
| 12/23/2009 | CN100572400C Method of treating polymers |
| 12/23/2009 | CA2727437A1 Processes to control fouling and improve compositions |
| 12/17/2009 | US20090312513 Polymer stream transfer |
| 12/16/2009 | CN201361479Y Recovery V C M filter |
| 12/16/2009 | CN201361465Y Slurry stripping tower |
| 12/16/2009 | CN101605823A Process for coagulating fluoroelastomers |
| 12/16/2009 | CN101605819A Method for producing water-absorbent polymer particles by the polymerisation of droplets of a monomer solution |
| 12/16/2009 | CN101605818A Method for producing water-absorbent polymer particles by the polymerisation of droplets of a monomer solution |
| 12/16/2009 | CN100569809C Continuous large-devolatilization double screw extruder drying method in production of chlorinated polypropylene |
| 12/15/2009 | US7632916 Thermally induced graft polymerization in an apparatus by shearing, devolatilization; grafting isoprene-t-butyl methacrylate copolymer with polyoxyethylene glycol methyl ether, forming methacrylic acid/anhydride monomers |
| 12/09/2009 | EP1888655B1 Aqueous emulsion polymerization of fluorinated monomers in the presence of a partially fluorinated oligomer as an emulsifier |
| 12/09/2009 | CN101597348A Method for continuously producing water-absorptive resin |
| 12/09/2009 | CN101596439A Method for continuous slurry polymerization by tubular loop reactor |
| 12/08/2009 | US7629435 Method for producing masticated rubber |
| 12/08/2009 | US7629421 Polyethylene loop slurry reactor and fractionation system |
| 12/08/2009 | US7629397 Phase separation process utilizing a hydrofluorocarbon |
| 12/02/2009 | EP2125905A1 Process for the polyolefin finishing |
| 12/02/2009 | CN100564401C Anhydrous, liquid phase process for preparing hydroxyl containing polymers of high purity |
| 11/26/2009 | WO2009142080A1 Method for producing polytetrafluoroethylene fine powder |
| 11/24/2009 | US7622535 Method for continuous production of water-absorbent resin |
| 11/24/2009 | US7622061 Apparatus for crystallizing polymer particles |
| 11/24/2009 | CA2498766C Improved pumping apparatus and process for slurry polymerization in loop reactors |
| 11/24/2009 | CA2497251C Process for the production of sap |
| 11/19/2009 | US20090286013 Use of microwave energy to selectively heat thermoplastic polymer systems |
| 11/18/2009 | EP2118148A1 Polymerization quench method and system |
| 11/18/2009 | EP1856165B1 Recovery of fluorinated surfactants from a basic anion exchange resin having quaternary ammonium groups |
| 11/18/2009 | CN100560619C Method for preparing microemulsion of fluorinated ethylene propylene powder |
| 11/12/2009 | WO2009137736A1 Aqueous polymerization of fluorinated monomer using a mixture of fluoropolyether acids or salts |
| 11/12/2009 | WO2009137734A1 Abatement of fluoroether carboxylic acids or salts employed in fluoropolymer resin manufacture |
| 11/12/2009 | WO2009137264A1 Polyalphaolefins and processes for forming polyalphaolefins |
| 11/12/2009 | US20090281264 Method of Deashing From Polymer Solutions |
| 11/11/2009 | EP2115014A1 Method for producing water-absorbent polymer particles by the polymerisation of droplets of a monomer solution |
| 11/11/2009 | EP2115013A1 Method for producing water-absorbent polymer particles by the polymerisation of droplets of a monomer solution |
| 11/11/2009 | EP2021385B1 Polyolefin powder |
| 11/11/2009 | EP1611165B1 Color-stable superabsorbent polymer composition |
| 11/11/2009 | EP1546215B1 Process for the production of sap |
| 11/11/2009 | CN201342260Y Roller shutter type liquid absorbing port |
| 11/11/2009 | CN101575388A Method for separating catalyst from associated polymer |
| 11/10/2009 | US7615592 Process for producing water- and oil-repellent agent |
| 11/10/2009 | US7615258 Method of treating polymers |
| 11/10/2009 | CA2498763C Process and apparatus for separating diluent from polymer solids |
| 11/10/2009 | CA2498681C Loop reactor apparatus and polymerization processes with multiple feed points for olefins and catalysts |
| 11/04/2009 | EP2113009A1 Process for purification of water soluble polymers |
| 10/29/2009 | WO2009130915A1 Water-absorbable polyacrylic acid (salt) resin and process for production thereof |
| 10/28/2009 | EP1916263B1 Process for producing purified polytetrafluoroethylene aqueous-dispersion |
| 10/28/2009 | CN101568606A Water-based inks for ink-jet printing |
| 10/28/2009 | CN100555079C Process for refining crude resin for resist |
| 10/27/2009 | CA2299894C Process of desorption of linker-bound substances from a polymeric surface |
| 10/22/2009 | WO2009129459A1 Devices that include ethylene-vinyl acetate copolymers and methods of making and using same |
| 10/22/2009 | WO2009127645A1 Polymer stream transfer |
| 10/22/2009 | WO2009127643A1 Polymer stream transfer |
| 10/21/2009 | EP2110173A1 Polymer stream transfer |
| 10/21/2009 | EP2109630A1 Process for coagulating fluoroelastomers |
| 10/21/2009 | EP1645574B9 The process for continuously producing ethylene-vinyl acetate copolymer and reaction system |
| 10/21/2009 | EP1539826B1 Method for the production of aqueous polymer dispersions containing very few residual monomers and use thereof |
| 10/21/2009 | CN100551937C Method for chlorinating polyolefine and removing acid by liquid-phase suspension |
| 10/20/2009 | CA2325962C Method for removing boron from polyalkyl hydroxyaromatics |
| 10/14/2009 | CN100549039C Method for producing alpha-olefin polymer |
| 10/13/2009 | US7601798 A pure polyetheramine for biological conjugugation formed by reacting a tolsylated polyoxyethylene glycol with a potassium salt of di(tertiary-butyl oxycarbonyl)amine (K(BOC)2N), deprotecting with dichloroacetic acid; reacting with a protein, peptide, enzyme to form conjugate polymer drug; drug delivery |
| 10/13/2009 | CA2403724C Polymer solution preheater and method for preheating such solutions |
| 10/06/2009 | US7598320 a formal or acetal protected vinyl acetate-vinyl alcohol copolymer, a derivataive of melamine, urea, guanamine, glycoluril or amino resin crosslinking agent; water as solvent or mixed with organic solvents, such as methanol, ethylene glycol, monomethyl ether, acetone etc; for resist pattern; electronics |
| 09/30/2009 | CN101544716A Method and equipment for recycling catalyst in production of terpene resin |
| 09/30/2009 | CN101544715A Method and special equipment for separating floccules in production of terpene resin |
| 09/30/2009 | CN100545196C Polymer purification |
| 09/29/2009 | CA2417421C Water-soluble or water-swellable, associatively thickening copolymers containing sulfo groups, method for producing the same and use thereof |
| 09/29/2009 | CA2326343C Method for olefin polymerization with recycling of co-catalyst |
| 09/24/2009 | WO2009116253A1 Process for production of polymer |
| 09/24/2009 | WO2009115473A1 Process for producing self-adhesive articles based on polymer dispersions comprising sulfonated dicarboxylic esters |
| 09/24/2009 | US20090239994 Process for producing aqueous fluoropolymer dispersion and aqueous fluoropolymer dispersion |
| 09/23/2009 | EP1656396B1 Method and device for the elimination of volatile substances from high-viscous media |
| 09/23/2009 | EP1493756B1 Processes for the production of vinyl polymers |
| 09/23/2009 | CN101541840A Method for producing aqueous fluorine-containing polymer dispersion with reduced fluorine-containing emulsifier content |
| 09/23/2009 | CN100543044C Olefin polymerization process with sequential discharging |
| 09/22/2009 | US7592417 Method of drying a material having a cohesive phase |
| 09/22/2009 | US7592416 Polystyrene processing apparatus and method |
| 09/22/2009 | US7592415 Infrared solvent stripping process |
| 09/16/2009 | EP2099830A1 Styrene-containing polymers containing a zeolite of the mfi type |
| 09/15/2009 | CA2319451C Polymerization process |
| 09/10/2009 | US20090224078 Biodegradable irrigation drip tape and method of using same |
| 09/09/2009 | EP2097460A2 Method for the removal of isobutene oligomers from an isobutene polymer |
| 09/09/2009 | CN100537615C Method for removing catalyst from polymer prepared by atom transferring free-radical polymerization |
| 09/03/2009 | US20090221788 Apparatus and Method for Degassing Polymer Powder |
| 09/03/2009 | US20090221761 Process for removing residual volatile monomers from a polymer in powder form |
| 09/02/2009 | CN101522728A Polymer stream transfer |
| 09/02/2009 | CN101519466A Method for removing cupric salt catalyst from product of ATRP |
| 09/02/2009 | CN101519465A Polymer treatment |
| 09/01/2009 | US7582724 Recovering unconverted monomers from the product of emulsion polymerization by multistage fractional low temperature condensation from residual gas: 1st condensing water vapor at 1 to 5 degrees C., 2nd condensing vinyl acetate at -90 to 60 degrees C., 3rd condensing ethylene at -140 to -100 degrees C. |
| 09/01/2009 | US7582723 gas phase polymerization of ethylene with olefins selected from 1-butene, 1-hexene and 1-octene, in the presence of polymerization catalysts, in a chemical reactor, then circulating gas comprising propane and unpolymerized ethylene is to remove the heat of reaction and separating by distillation |
| 09/01/2009 | US7582710 Degassing process |
| 08/27/2009 | WO2009104569A1 Silicone graft copolymer and process for production thereof |
| 08/26/2009 | EP2093239A1 Method for producing aqueous fluorine-containing polymer dispersion with reduced fluorine-containing emulsifier content |
| 08/26/2009 | EP1802683B1 Process to make polycarbonate from bismethylsalicylcarbonate |