Patents
Sitemap › C08 - Organic macromolecular compounds; Their preparation or chemical working-up; Compositions based thereon › C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds › C08F 6 - Post-polymerisation treatments
Patents for C08F 6 - Post-polymerisation treatments (8,582)
12/2003
12/07/2003CA2389904A1 Droplet polymerization method for synthesis of molecularly imprinted polymers
12/05/2003CA2430770A1 Process for preparing emulsion polymers with high purity
12/04/2003WO2003099879A1 Process for reducing the amount of fluorinated surfactant in aqueous fluoropolymer dispersions
12/04/2003US20030225233 Providing a reaction mixture of an ethylenically unsaturated anhydride monomer, a ethylenically unsaturated non-anhydride monomer, a free radical initiator and an alkyl substituted tetrahydrofuran solvent, polymerizing the reaction mixture
12/04/2003CA2484299A1 Process for reducing the amount of fluorinated surfactant in aqueous fluoropolymer dispersions
12/03/2003EP1366085A2 Method for trapping a residual monomer with epoxide function in a thermoplastic composition
12/03/2003EP1366011A1 Fluorinated carboxylic acid recovery and reuse
12/03/2003EP1060195B1 Process for treating gas flows of polyolefin manufacturing
12/02/2003US6657010 Comprises polybutadiene rubber particles polystyrene gel with reduced levels of residual volatility and dimers/trimers; stress-crack resistance
12/02/2003US6656999 Pretreating seed butadiene rubber by mixing with deionized water and emulsifier; stirring; agglomeration by mixing with unsaturated carboxylic acid copolymer; stability; reduced coagulum
11/2003
11/27/2003US20030220442 Process for reducing the amount of fluorinated surfactant in aqueous fluoropolymer dispersions
11/27/2003US20030220189 Process for preparation of catalyst composition for ethylene polymerization
11/26/2003EP1364972A1 Process for reducing the amount of fluorinated surfactant in aqueous fluoropolymer dispersions
11/26/2003EP1364970A1 Process for preparing a catalyst composition for ethylene polymerization or copolymerization
11/26/2003EP1117700B1 Process and apparatus for removing impurities from polymers
11/26/2003EP1109840B1 Method for removing initiators from grafting products
11/26/2003EP1040135B1 Method for preparing an aqueous polymer dispersion, resulting aqueous dispersion and use thereof
11/26/2003CN1458940A Washing process for cleaning polymers containing N or amino, ammonium or spirobicyclic ammon ium groups
11/25/2003US6653400 Method for producing saponified ethylene-vinyl acetate copolymer
11/20/2003WO2003094832A2 HIGHLY ACTIVE β-NUCLEATING ADDITIVE FOR POLYPROPYLENE
11/19/2003CN1128159C Method for removing volatile matter from polymer solution composition
11/13/2003WO2003093328A1 Process for reducing residual free radical polymerizable monomer content of polymers
11/13/2003WO2003051988A3 Aqueous dispersions of fluoropolymers, method of reducing the fluorine surfactant concentration
11/13/2003US20030211159 Gaseous extraction of solvent
11/12/2003EP0932724B1 Para-fully aromatic polyamide pulp, its preparing process and its preparing equipment
11/12/2003CN1455786A Method for preparing thermoplastic resin
11/12/2003CN1455782A Method for catching residual monomer containing one epoxy functional group in thermal-plastic composition
11/11/2003US6646107 Process for producing polymer
11/11/2003US6646078 Method of producing paraffin wax for aqueous dispersion polymerization of tetrafluoroethylene and method of producing a polytetrafluoroethylene using the same
11/06/2003WO2003091291A1 Process for producing (meth)acrylic polymer terminated by crosslinkable silyl group
11/06/2003WO2003091290A1 Method for reduction of residual organic solvent in carbomer
11/06/2003WO2002050168A8 Method for treating emulsion polymers
11/06/2003US20030208017 Method for purifying a thermoplastic norbornene resin, a substrate using such a resin, and a magnetic recording medium using such a substrate
11/06/2003US20030205335 Apparatus and method for forming polymer crumb
11/06/2003CA2479943A1 Method for reduction of residual organic solvent in carbomer
11/05/2003EP1359163A1 Method for producing carboxyl group containing rubber
11/05/2003EP1358232A1 Method for preparing thermoplastic resin
11/05/2003EP1358225A2 Method for treating emulsion polymers
11/05/2003EP1358224A2 Water absorbent resin particles of crosslinked carboxyl-containing polymers with low monomer content
11/05/2003CN1453297A Process for recovering polymer
11/04/2003US6641064 Complete drying method for hydrogels
10/2003
10/30/2003WO2003089482A1 Preparation of homo-, co- and terpolymers of substituted styrenes
10/30/2003WO2003089481A1 Process fpr purification of alkoxystyrene polymers
10/30/2003WO2003089480A1 Anhydrous, liquid phase process for preparing hydroxyl containing polymers of enhanced purity
10/30/2003US20030204048 Method for purifying a thermoplastic norbornene resin, a substrate using such a resin, and a magnetic recording medium using such a substrate
10/30/2003US20030204047 Process for reducing residual free radical polymerizable monomer content of polymers
10/30/2003US20030204031 Continuous slurry polymerization volatile removal
10/30/2003CA2482901A1 Preparation of homo-, co- and terpolymers of substituted styrenes
10/30/2003CA2482900A1 Process fpr purification of alkoxystyrene polymers
10/30/2003CA2482899A1 Anhydrous, liquid phase process for preparing hydroxyl containing polymers of enhanced purity
10/29/2003CN1452645A Method for isolating polymer resin from solution slurries
10/28/2003US6639049 Process for the preparation of polymers having a reduced content of volatile components
10/28/2003US6639048 Method for reducing the quantity of residual monomers in aqueous polymerisate dispersions
10/28/2003CA2075607C A process for concentrating latex dispersions
10/23/2003WO2003087170A1 Polyacrylamide hydrogels
10/23/2003US20030199645 Continuously separating polymer solids from liquid medium, drying polymer, and recovering diluent and unreacted monomers with reduction in compression needed for diluent vapor condensation to liquid diluent for reuse in process
10/23/2003US20030199641 Anhydrous, liquid phase process for preparing hydroxyl containing polymers of enhanced purity
10/22/2003EP1353958A2 A process for making high purity translucent perfluoroelastomer articles
10/22/2003CN1450101A Propene gas recovery device used in production of polypropene by bulk-polymenzation and process thereof
10/22/2003CN1450096A Olefinic polymer and process for producing same
10/16/2003DE10234237C1 Reducing heavy metal content of plastics material, useful in recycling e.g. pigmented high density polyethylene bottle crate, involves dissolving in hydrocarbon and filtering through cellulose fiber filter without filtration aid
10/15/2003EP0944652B1 Improved packaging composition
10/15/2003CN1448386A Recovery method and polymerization system of non-reaction monomer in polymerization of acrylic monomer
10/14/2003US6632907 Using one perfect mixing type reactor, a plug flow type reactor and a volatile matter removing device which are arranged in series
10/14/2003US6632874 Method to decrease aldehyde content in polyolefin products
10/09/2003WO2003082933A1 Process for the production of high-molecular compounds for photoresist
10/09/2003US20030191257 Method for producing polyisobutylenes
10/09/2003US20030191251 Multistage slurry polymerization of unsaturated acyclic hydrocarbons, then flashing to desolventize and dehydrogenate the slurries
10/09/2003US20030189014 Thermoplastic molding compounds with improved surface properties and improved structural homogeneity
10/08/2003CN1447822A Method for producing polyisobutenes
10/08/2003CN1447708A Degassing appts.
10/02/2003WO2003080715A1 Grinding process for plastic material and compositions therefrom
10/02/2003WO2003080688A1 A novel process for producing anhydride-containing polymers for radiation sensitive compositions
10/02/2003US20030187172 Crosslinking; free radical catalyst; swelling with alcohol; disposable products; diapers, sanitary napkins
10/02/2003CA2478819A1 Grinding process for plastic material and compositions therefrom
10/01/2003EP1348721A1 Olefinic polymer and process for producing the same
10/01/2003EP1348718A1 Epoxidized thermoplastic polymers and processes for their production
10/01/2003EP1348480A2 Continuous slurry polymerisation volatile removal
10/01/2003EP1109838B1 Redispersible powder and its aqueous dispersion, preparation process and use
10/01/2003CN1446181A Method of separating anionic fluorochemical surfactant
10/01/2003CN1122676C Polyvinylidene chloride later and process for preparation thereof
09/2003
09/30/2003US6627681 Method of decreasing unreacted monomer in vinyl polymer and a toner resin in which unreacted monomer has been decreased
09/30/2003US6627040 Device and method for removing volatile components from polymer solutions
09/30/2003CA2255434C Morphology control in polypropylene graft copolymers
09/25/2003WO2003078479A1 Aqueous polytetrafluoroethylene dispersion composition and process for producing the same
09/25/2003WO2003077792A2 Low polydispersity poly-hema compositions
09/25/2003US20030181634 Adsorption treatment using an acidic adsorbent and a basic adsorbent combinedly, with the result that the reactivity in hydrosilylation thereof is improved
09/25/2003CA2479710A1 Aqueous polytetrafluoroethylene dispersion composition and process for its production
09/24/2003CN1444503A Method of recovering fluorochemical surfactant
09/24/2003CN1443784A Method for removing residual rhodium catalyst from hydrogenated nitrile rubber
09/23/2003US6624269 Tetrafluoroethylene thermoprocessable copolymer microspheres
09/18/2003US20030176636 Evaporating/degassing polymeric free-falling films, strands, and/or foaming liquids
09/18/2003US20030176634 Recovery of olefin monomers
09/18/2003US20030176633 Grinding process for plastic material and compositions therefrom
09/18/2003US20030176625 Devolatilization during homo/copolymerization of polylactams, using heat exchangers and evaporators, then degassing and granulation of the melts, to form moldings, monofilaments or fibers
09/18/2003US20030176547 For use as flocculation auxiliary agents, thickening agents and as additives for phytosanitary and anti-erosion agents
09/18/2003US20030175493 Open-celled foam; depressurized kneading, foaming
09/17/2003EP1344563A2 Continuous slurry polymerisation volatile removal
09/17/2003CN1443202A Continuous, solvent-free process for making copolymers of maleic anhydride and C1-4 alkyl vinyl ether
09/17/2003CN1121427C Polyacrylamide polymerization
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