Patents for C08F 6 - Post-polymerisation treatments (8,582)
01/2007
01/24/2007CN1902236A Recovery of antimony catalyst residues from bromination reaction mixtures
01/23/2007US7166690 Depolymerizing waste polyester, polycondensing the product with a polyhydric alcohol to provide a polyester, and recovering the polyester in solid or liquid form if it has an acid value of more than 20 mgKOH/g and in solid form if it has an acid value of less than 20 mgkOH/g; water soluble when neutraliz
01/23/2007US7166348 Open-celled foam; depressurized kneading, foaming
01/18/2007US20070015903 Method of making aromatic dihydroxy diacid dihalides and precipitates resulting therefrom
01/18/2007US20070015889 Directly polymerized low molecular weight granular polytetrafluoroethylene
01/18/2007DE102005027221A1 Verfahren zur Herstellung von pulverförmigen hochmolekularen wasserlöslichen Polymeren für die Anwendung in fest/flüssig-Trennprozessen Process for the preparation of powdered high molecular weight water-soluble polymers for use in solid / liquid separation processes
01/17/2007EP1743908A1 Process for preparing a halogenated polymer and device for its implementation
01/17/2007EP1742983A1 Process for producing polycarbonate
01/17/2007EP1368386B1 Method for transferring aqueous polymer dispersions from one container to another container
01/16/2007US7163999 Resin particle and method for preparation thereof
01/16/2007US7163976 based on pulverulent organic polymers and plasticizers and comprise pulverulent monosaccharides, disaccharides or oligosaccharides
01/11/2007WO2007004972A1 Chemical process
01/10/2007EP1741731A1 Vinyl pyrrolidone polymer powder with small angle of repose and production method therefor
01/10/2007EP1740668A1 Adhesive for dermal patch and production process thereof
01/10/2007EP1740638A1 Method for producing polycarbonate
01/10/2007EP1467854A4 Orthopaedic device and method for making same
01/10/2007CN1894287A Process for removal of catalyst residues from poly-alpha-olefins
01/09/2007US7160980 Purification using pressure cessel; supplying water
01/09/2007US7160970 Process for manufacturing polymers
01/09/2007US7160964 Addition polymerization of polybutylene using coordination catalyst comprising alkylaluminum and titanium compound; continous withdrawal of solution; mixing with propylene glycol, dipropylene glycol, glycerol, diethylene glycol, and/or butanediol deactivator; pipes, packaging films, adhesives
01/09/2007US7160957 Process for reducing monomer content in N-vinyl compound polymers
01/09/2007US7160492 Quenching, then removing low molecular weight monomers from ultra high molecular weight polyethylene by heating/ pressurization or via supercritical fluid, forming biocompatable bearing
01/09/2007CA2201674C Stabilization of siloxane terminated polymers
01/04/2007WO2007002206A2 Polypropylene having reduced residual metals
01/04/2007US20070004903 Method for the separation of monomers from a composition containing a monomer
01/04/2007US20070004901 Chemical process
01/04/2007US20070004848 Aqueous emulsion polymerization of fluorinated monomers in the presence of a partially fluorinated oligomer as an emulsifier
01/04/2007US20070004834 Method for the production of polymer powders
01/04/2007DE102005029014A1 Enzymatischer Abbau von Restformamid in Polymeren Enzymatic Degradation of Residual Formamide in polymers
01/03/2007EP1739102A1 Method for producing coagulated particles from emulsion polymerization latex
01/03/2007EP1739101A1 METHOD FOR PRODUCING alpha-OLEFIN POLYMER
01/03/2007EP1737894A1 Process for the recovery of a polymer in solution
01/03/2007CN1890296A Polymer purification
01/03/2007CN1890269A Liquid phase process for polymerizing olefins
01/03/2007CN1887915A 氯化聚乙烯干燥工艺 Chlorinated Polyethylene drying process
01/03/2007CN1293105C Preparation of homo-, co- and terpolymers of substituted styrenes
01/03/2007CN1293103C Aqueous polytetrafluoroethylene dispersion composition and process for its production
01/02/2007US7157603 Method for the separation of oligomeric N-substituted (meth)acrylamide compounds and conjugates thereof which are reversibly thermally precipitating
01/02/2007US7157550 to obtain polymers having high optical properties and suitable for applications in semicon, since they show very low levels of extractable cations
01/02/2007US7157540 Olefinic polymer and process for producing the same
01/02/2007US7157520 Latex of a multilayer polymer of a linear polymer (S) with a glass transition temperature below 40.degree. C. and a linear polymer (H) with a higher glass transition temperature, coagulating the multilayer polymer, adding a coagulant to the latex
01/02/2007US7157032 Method and apparatus for making crystalline PET pellets
01/02/2007CA2349673C Water re-dispersible granules comprising an active matter in liquid form
12/2006
12/28/2006WO2006136575A1 Method for the production of acidic emulsion polymers for contact adhesives
12/28/2006WO2006136574A1 Method for the production of emulsion polymers for contact adhesives
12/28/2006WO2006136555A1 Method for producing an aqueous polymer dispersion
12/28/2006WO2006136554A1 Enzymatic decomposition of residual formamide in polymers
12/28/2006US20060293504 Polypropylene having reduced residual metals
12/27/2006EP1366011B1 Fluorinated carboxylic acid recovery and reuse
12/27/2006EP1294458B1 Degassing apparatus
12/27/2006CN1886432A Separation of polymer particles and vaporized diluent in a cyclone
12/27/2006CN1886189A Synthesis of ion imprinted polymer particles
12/26/2006US7153929 Copolymers, devoid of rubber, with low residual monomer content and a method and device for producing the same
12/26/2006US7153928 Method for producing polyhydroxyalkanoate crystal
12/21/2006WO2006135825A1 Aqueous emulsion polymerization of fluorinated monomers in the presence of a partially fluorinated oligomer as an emulsifier
12/21/2006WO2006133850A1 Method for producing powdery high-molecular weight water-soluble polymers for use in solid/liquid separating processes
12/21/2006US20060286007 Process and device for manufacturing an aromatic alkylene polymer
12/21/2006CA2609834A1 Aqueous emulsion polymerization of fluorinated monomers in the presence of a partially fluorinated oligomer as an emulsifier
12/20/2006EP1733282A2 Polymer dissolution and blend formation in ionic liquids
12/20/2006CN1882617A Aqueous dispersions of polytetrafluoroethylene having a low amount of fluorinated surfactant
12/20/2006CN1290929C Thermoplastic resin composition with excellent impact resistance
12/19/2006US7151157 Mechanically activated shape memory device
12/14/2006US20060281896 System for removing contaminants from plastic resin
12/14/2006US20060281895 Contacting particulate synthetic resin material containing at least one contaminant with an alkyl lactate solvent in a vessel, at least a portion of at least one contaminant being removed from particulate synthetic resin material and becoming dissolved in solvent
12/14/2006US20060281859 Method for producing modified polyolefin solution
12/13/2006EP1731534A1 Aqueous dispersion of polytetrafluorethylene and process for its production
12/13/2006CN1878796A Polymer-containing sulfosuccinate dispersions
12/13/2006CN1289540C Degassing process
12/12/2006US7148320 Polymer purification
12/12/2006US7148319 Alkylation of crosslinked polymers containing N or amino or ammonium groups
12/12/2006US7148301 Suited for applications in the semiconductor industry
12/12/2006CA2198295C Devolatilization
12/07/2006US20060276620 Process for manufacturing a pellet-shaped nonionic alkylene oxide resin
12/07/2006US20060276619 Cooling and purification of gas streams
12/07/2006DE102005025057A1 Verfahren zum Herstellen von Nanopartikeln unter Verwendung poröser Membranen A method of producing nanoparticles using porous membranes
12/06/2006EP1660541B1 Olefin polymerization process with sequential discharging
12/06/2006CN1875035A Process for producing aqueous fluoropolymer dispersion and aqueous fluoropolymer dispersion
12/06/2006CN1288123C Solid mixtures of alpha-hydroxycarbonyl derivatives of alpha-methylstyrene oligomers and their use
12/05/2006US7144981 Process for separating volatile components from polymers
12/05/2006US7144980 Improving the centrifuge retention capacity property of an in situ wet-laid water sorptive product by only partially neutralizing the superabsorbent polymer; use in consumer products such as diapers with good liquid retention when pressure is applied (movement of wearer)
12/05/2006US7144979 Modulating a polymer to form a hybrid by subjecting it to sufficient physical stress to enable a monomer capable of grafting on the substrate to form a population of homogeneous or heterogenous polymers in a random or patterned array; solid phase synthesis; combinatorial chemistry; bioanalysis
12/05/2006US7144948 Processes for producing a fluororesin powder having curable functional groups and its coating composition
11/2006
11/30/2006WO2006128052A1 Process for continuous production of olefin polyhedral oligomeric silsesquioxane cages
11/30/2006WO2006127218A1 High purity transparent perfluoroelastomer parts and a process to produce the same
11/30/2006WO2006126674A1 Process for production of water-soluble polymers and use thereof
11/29/2006EP1725591A1 Method for preparing cyclic olefin polymer having high bulk density and cyclic olefin polymer prepared thereby
11/29/2006EP1081165B1 Method of dehalogenating hydrocarbon containing carbon-carbon double bond
11/29/2006CN1286868C Method of separating polyethylene wax
11/28/2006US7141647 Treating a waste product containing flexible polyurethane resin by decomposing with a decomposing agent until the diamine concentration is 2 weight percent or less, giving a pasty intermediate product; recycling
11/28/2006US7141646 Adsorption treatment using an acidic adsorbent and a basic adsorbent combinedly, with the result that the reactivity in hydrosilylation thereof is improved
11/28/2006US7141620 Aqueous polytetrafluoroethylene dispersion composition and process for its production
11/22/2006EP1297026A4 Polymers for binding of phenols
11/22/2006EP1268563B1 Process for the preparation of functionalised polymer particles
11/22/2006CN1867592A Process for fractionation/concentration to reduce the polydispersivity of polymers
11/22/2006CN1865306A Low content nitrile cross-linked powdery acrylonitrile butadiene preparation method
11/22/2006CN1285631C Process for continuously producing ethylene-vinyl-acetic ester copolymer and reaction system thereof
11/21/2006US7138485 Method for removing metal ions from polymers or polymer solutions
11/21/2006US7138461 Fluorine-containing copolymer molding material
11/21/2006CA2305517C Process for the production of low-molecular-weight allylamine polymer or addition salt thereof
11/15/2006EP1721929A1 Antistatic agent for vinyl chloride based resins, vinyl chloride-based resin composition containing the same and method for manufacturing this composition
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