Patents for C08F 6 - Post-polymerisation treatments (8,582)
02/2011
02/23/2011EP2285842A1 Aqueous polymerization of fluorinated monomer using a mixture of fluoropolyether acids or salts
02/23/2011EP2285841A1 Abatement of fluoroether carboxylic acids or salts employed in fluoropolymer resin manufacture
02/23/2011EP2285548A2 Apparatus and method of separating a polymer from a solvent
02/23/2011EP2181124B1 Method for the production of protective colloid-stabilized polymer products
02/22/2011US7893195 Method for recovering a polymer from a liquid medium
02/22/2011US7893194 Single solvent polymer extraction methods
02/22/2011CA2544150C Separation of polymer particles and vaporized diluent in a cyclone
02/16/2011EP1828300B1 Viscosity control for reduced fluorosurfactant aqueous fluoropolymer dispersions by the addition of cationic surfactant
02/16/2011CN101258172B Method for production of high solids silicone resin coating solution
02/15/2011US7888457 Process for removing phosphorous from a fiber or yarn
02/15/2011US7888456 Process for production of thermoplastic copolymer
02/15/2011US7888455 Polycarbonate copolymer, method for producing the same, molded body, optical material, and electrophotographic photosensitive body
02/09/2011CN101289521B Method for preparing spherical polystyrol of low volatile
02/08/2011US7884177 Melt processability; crystal grains; high speed heating; nitrogen gas flow; thin films
02/03/2011US20110028684 Polymer stream transfer
02/03/2011US20110028600 Antioxidant stabilized crosslinked ultra-high molecular weight polyethylene for medical device applications
02/03/2011CA2769446A1 A method for odor reduction in non-aqueous dispersions
02/02/2011EP2028196B1 Method for producing polybutadiene
02/02/2011CN101965370A Process for production of polymer
02/02/2011CN101068608B Heat exchanger and process for devolatilizng polymers using same
02/01/2011US7879972 Method of drying a material having a cohesive phase
02/01/2011US7879958 Polyhydroxy compounds as polymerization quenching agents
01/2011
01/27/2011US20110021742 Method for purifying polymer and method for producing polymer using the same
01/27/2011US20110021729 Methods of Purifying Poly(Styrene-co-Maleic Anhydride/Acid)
01/26/2011EP2276561A1 Polymer stream transfer
01/26/2011EP1863852B1 Method for production of water-absorbing polymers
01/26/2011CN101955557A Method for recycling propylene at medium pressure with high efficiency and low energy
01/26/2011CN101296950B Fluororesin with low fluorine-containing emulsifier residual and method for producing same
01/25/2011US7875699 keeping a silicone rubber powder in hot storage at a temperature in the range of 40 degrees C. to 150 degrees C. or in cold storage at a temperature in the range of 0 degrees C. to 10 degrees C.; cosmetics; stabilization of the oil-absorbing properties
01/25/2011US7875662 Method for preparing surface-imprinted polymer microspheres having a core-shell form for selective separation of heavy metal ions
01/25/2011US7874723 Method of rapidly determining the MFR in the high-pressure polymerization ethylene
01/25/2011CA2489018C Oxygen tailoring of polyethylene film resins
01/20/2011WO2011008955A1 Polymerization process for olefin-based polymers
01/19/2011EP2275479A1 Pharmaceutical metered dose inhaler and methods relating thereto
01/19/2011EP2275454A1 Energy efficient polyolefin process
01/19/2011EP2275452A1 Improved pumping apparatus and process for slurry polymerization
01/19/2011EP2274351A1 Improved method for making sulfonated block copolymers, method for making membranes from such block copolymers and membrane structures
01/19/2011EP2274344A1 Polyalphaolefins and processes for forming polyalphaolefins
01/19/2011EP2021384B1 Process for reducing fluorosurfactant content of fluoropolymer dispersions using anionic surfactant-treated anion exchange resin
01/13/2011DE102004003784B4 Dispersion intrinsisch leitfähigen Polyanilins und deren Verwendung Dispersion intrinsically conductive polyaniline and their use
01/12/2011EP2272881A2 Polyacrylamide hydrogel for use in the treatment of arthritis
01/12/2011EP2049575B1 Process for preparing hydroxy-telechelic atrp products
01/12/2011CN101945899A Solution polymerization process for preparing polyolefins
01/11/2011US7868111 polymerizing isobutylene in presence of ethyl aluminum dichloride acid catalyst, removing catalyst residue and halogen compounds by bringing a product in the polymerization step into contact with an activated alumina, and separating chlorine-free polyisobutylene; environmental preservation
01/06/2011US20110003968 Process for the purification of polyol PFPE derivative
01/05/2011EP2270057A1 Water-absorbable polyacrylic acid (salt) resin and process for production thereof
01/05/2011EP2268677A2 Monomer/solvent separation and recycle process for propylene containing polymers
01/05/2011CN101935370A Method for preparing polyvinylpolypyrrolidone
01/05/2011CN101400924B Continuously variable transmission
01/04/2011US7863410 Use to make orthopedic implant
01/04/2011US7863409 Method of separating resin
01/04/2011US7863338 Absorbent polymer granulate
12/2010
12/29/2010EP2266692A1 Loop polymerisation reactor
12/29/2010EP2265367A1 Polymer stream transfer
12/29/2010CN101928358A Deactivating composition of metal catalyst and method for deactivation of catalyst therewith
12/29/2010CN101519466B Method for removing cupric salt catalyst from product of ATRP
12/29/2010CN101486777B Continuous precipitation grading plant and method for polymer
12/29/2010CN101263194B Composition containing aromatic vinyl compound/(meth)acrylic acid copolymer resin and process for producing the same
12/29/2010CN101146832B Method for production of water-absorbing polymers
12/28/2010US7858736 contacting polymerization reactor effluent with fluorinated hydrocarbon and recovering olefin polymer
12/28/2010US7858735 passing slurry through dewatering device containing extruders and drier
12/28/2010US7858684 Solid composite material and production method thereof
12/23/2010WO2010072640A9 Method for stabilizing polymers
12/23/2010WO2010041274A3 Process for the preparation of carbonate salts of cross-linked amine polymers
12/22/2010EP2264095A1 Additive package for thermoplastic condensation polymers
12/22/2010EP2263939A1 Method of filling a particulate water-absorbing agent composed principally of a water-absorbing resin
12/22/2010EP2263793A1 Loop polymerisation reactor
12/22/2010CN101921352A Method for producing low-molecular-weight high-activity polyisobutene
12/16/2010CA2765052A1 Biodegradable absorbent material and method of manufacture
12/15/2010EP2046844B1 Lithium reduction in styrenic polymers
12/15/2010CN1918192B Transfer vessel between flash tank and purge column for recovering polymer solids
12/14/2010US7851585 such as self-lubricating and wear resistance; blend of an acetyl resin such as tradename Delrin, vinyl terminated polydimethylsiloxane and aramid particles, where aramid fabrics, papers or spun filaments are excluded; moldings such as bearings, pulleys, conveyor parts
12/09/2010US20100311943 Method for the ambient-temperature production of micro-and nano-fibers of lignin and other resinous compounds
12/09/2010US20100311638 Method for Altering the Shape of Polymer Particles
12/08/2010CN101910212A Process for monomer recovery from a polymerization process
12/08/2010CN101624432B Method for reducing impurity content in fluorine-containing polymer
12/08/2010CN101316867B Devolatilizer nozzle
12/08/2010CN101087838B Viscosity control for reduced fluorosurfactant aqueous fluoropolymer dispersions by the addition of cationic surfactant
12/07/2010US7847057 polyaryl ether ketone (PAEK); heat treatment of PAEK powder to 20 degrees above the glass transition temperature for a specified time; use in rapid prototyping
12/07/2010US7847056 Method for producing fluorine-containing (meth)acrylate polymer and polymer produced by such method
12/07/2010US7846995 Process for removing ruthenium-containing catalyst residues from optionally hydrogenated nitrile rubber
12/07/2010US7846986 Method for obtaining a polymer in a solution
12/02/2010WO2010136202A1 A process for the production of bimodal hdpe with wax recovery
12/02/2010US20100305302 Method of drying a material having a cohesive phase
12/02/2010US20100305301 passing slurry through dewatering device containing extruders and drier
12/01/2010EP2256148A1 Reduced fuming fluoropolymer
12/01/2010CN1875035B Process for producing aqueous fluoropolymer dispersion and aqueous fluoropolymer dispersion
12/01/2010CN101903416A Aqueous polymer dispersions, method for the production and use thereof
12/01/2010CN101903415A Process for preparing fine dried powders of melt-processable or non-melt-processable TFE (co)polymers
12/01/2010CN101492512B Method for removing residual monomer from ethenyl pyrrolidone polymer
11/2010
11/30/2010US7842779 Process for producing granular carboxylated-polymer particle and granular carboxylated-polymer particle
11/25/2010US20100297548 Method for producing toner for developing electrostatic image and apparatus for producing resin particles
11/25/2010US20100294996 Material for the formation of structures having a support function
11/24/2010EP2253657A1 Method of manufacturing a particulate water-absorbing agent composed principally of a water-absorbing resin
11/24/2010EP2253376A1 Method for production of particulate water absorbent comprising water-absorbable resin as main ingredient
11/24/2010EP2253375A1 Method for production of particulate water absorbent comprising water-absorbable resin as main ingredient
11/24/2010CN101896324A Removing volatile compounds from polymer pellets
11/24/2010CN101891857A Method for inhibiting corrosion of butyl rubber chloromethane glycol dehydration system
11/23/2010US7838628 System for removing contaminants from plastic resin
11/23/2010US7838606 Purifying an addition polymerization reaction mixture by precipitation and filtration steps in a hermetically-closable single vessel divided by a filter; using a poor solvent for feeding; backwashing of filter; temperature control; high efficiency and good quality reproducibility; stable quality
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