Patents
Patents for C08F 297 - Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer (8,367)
08/2001
08/07/2001US6271317 Butadiene-isoprene copolymer, anionic initiators and anionic living polymers
08/07/2001US6271313 Syndiotactic blocks of polystyrene and polybutadiene with microstructure
08/07/2001US6271166 Olefin polymerization catalyst and process for preparing polypropylene and propylene block copolymers
08/02/2001WO2001055231A1 Olefin polymers and production processes thereof
08/01/2001EP1119599A1 Dispersants and dispersant viscosity index improvers from selectively hydrogenated polymers
08/01/2001CN1069113C Part of washing machine
07/2001
07/31/2001US6268446 Initiators for carbocationic polymerization of olefins
07/31/2001US6268063 Blend of polypropylene and ethylene-propylene copolymer;flexibility, radiation transparent
07/26/2001WO2001053369A1 Olefin block copolymers, production processes of the same and use thereof
07/26/2001US20010009966 Star polymers, and their preparation
07/24/2001US6265503 Polyolefin production
07/24/2001US6265486 Triblock copolymers incorporating a styrene/isoolefin copolymer midblock
07/24/2001US6265485 Tapered block copolymers of monovinylarenes and conjugated dienes
07/24/2001US6265484 Butadiene-styrene polymer
07/18/2001CN1068608C Propylene block copolymer, process for producing the same, and composition comprising the same
07/17/2001US6262213 Anionic polymerization of acrylats or methacrylates in presence of solvent comprising olefinically unsaturated compound to suppress gel formation of reaction mixture
07/17/2001US6262194 Preparing homopolymers, copolymers or block copolymers comprising cycloolefinic monomer units, wherein the polymerization is carried out in presence of metal complex catalyst
07/12/2001WO2001049764A1 Copolymers prepared by using both anionic polymerization techniques and coordination catalysts
07/11/2001EP0944656B1 Process for preparing rubber-modified moulding compounds
07/11/2001CN1068347C Process for manufacturing multiarmed asymmetrical star block copolymers
07/11/2001CN1068346C Core functionalised star block copolymers and its preparing process
07/11/2001CN1068345C Low viscosity asymmetric radial block copolymers and low viscosity adhesive compositions containing same
07/11/2001CN1068344C Process for preparation of block copolymer composition and block copolymer composition
07/05/2001US20010007002 Containing highly reactive group; synthesis of reactive-silicon-group-containing block copolymer; elasticity, flexibility, impact resistance
07/05/2001DE19962130A1 Teilkristalline Propylenpolymerisat-Zusammensetzungen mit guter Eignung zur Herstellung von biaxial orientierten Folien The semicrystalline propylene polymer compositions with good suitability for producing biaxially oriented films
07/04/2001EP1112290A1 Thermosetting compositions containing carbamate-functional polymers prepared using atom transfer radical polymerization
07/04/2001EP0730617B1 Radial styrene-isoprene-butadiene multi-armed block copolymers and compositions and articles containing block copolymers
07/03/2001US6255515 Coordination polymerization catalysts
07/03/2001US6255506 Supported system in polymerization or copolymerization of high molecular weight polyolefins of high isotacticity and narrow molecular-weight distribution; films, sheets or large hollow articles or moldings
07/03/2001US6255424 Coupling polymeric precursor segments, each having living end capable of reacting in polymerization reaction, together in convergent manner involving reaction of multifunctional coupling agent to form hyperbranched structure
06/2001
06/28/2001WO2001046274A1 Partly crystalline propylene polymerisate composition for production of biaxial-stretched polypropylene films
06/28/2001WO2001046272A1 Alpha-olefin polymerization catalyst system which contains an aromatic silane compound
06/28/2001US20010005739 Coupling living polymer blocks prepared by anionic polymerization using glycidyl ethers such as ethylene glycol, diglycidyl ether, provide high coupling yields for block polymers used as thermoplastic elastomers
06/28/2001DE10015533A1 Blockcopolymere sowie Verfahren zur Hestellung und Verwendung Block copolymers and processes for the operations department and use
06/28/2001CA2395218A1 Partly crystalline propylene polymerisate composition for production of biaxial-stretched polypropylene films
06/27/2001EP1110976A1 Partially crystalline propylene polymer compositions having an improved suitability for the preparation of biaxially oriented films
06/27/2001CN1300787A Propylene ethylene block copolymer, resin composition and blown plastic articles
06/26/2001US6252017 Production of polyethylene having improved crack and/or impact resistance
06/21/2001WO2001044367A1 Compositions of random copolymers of propene containing an alpha-olefin as comonomer
06/21/2001WO2001044315A1 Multi-component articles prepared from hydrogenated block copolymers
06/21/2001US20010004662 At least 50 mol % of the monomer units present arise from the polymerization of propylene; films, fibers or moldings made from these compositions, biaxially stretched films
06/20/2001EP1108733A1 Propylene-ethylene block copolymer, resin composition, and blow-molded article
06/19/2001US6248924 Process for reacting an organic compound in the presence of a supported ruthenium catalyst
06/19/2001US6248702 Dispersant and dispersant viscosity index improvers from selectively hydrogenated aryl-substituted olefin containing diene copolymers
06/17/2001CA2328209A1 Propylene-ethylene block copolymer, resin composition, and blow-molded article
06/14/2001WO2001042355A1 Hydrogenated block copolymer compositions for thin wall injection molding applications
06/14/2001WO2001042353A1 Free flowing powder
06/14/2001WO2001042314A1 Method for (co)polymerizing polar and non-polar monomers
06/13/2001DE19959252A1 Verfahren zur (Co)polymerisation von polaren und unpolaren Monomeren Process for the (co) polymerization of polar and nonpolar monomers
06/13/2001CN1067089C Method for prepn. of polypropylene compositions
06/13/2001CN1067088C Block copolymers and high sheat strength pressure sensitive adhesive compositions comprising them
06/12/2001US6245870 Introducing selected metallocene catalyst and alumoxane cocatalyst into polymerization reaction zone containing olefin monomer, maintaining reaction zone under polymerization reaction conditions, extracting syndiotactic/isotactic block
06/12/2001US6245867 Polymerization of polyethylene
06/12/2001CA2091299C Compositions of random copolymers of propene containing an .alpha.-olefin as comonomer
06/07/2001WO2001040339A1 Block copolymers and method for the production and utilization thereof
06/07/2001WO2001025357A3 Pigment dispersions containing abc-block polymer dispersant
06/06/2001CN1297949A Polymer containing subethenyl and its producing process and use
06/05/2001US6242544 Polyolefins prepared using soluble metallocene compounds in combination with aluminoxanes; high molecular weight and isotacticity
06/05/2001US6242536 Process for preparation of block copolymers in mixed alkane/cycloalkane solvents
05/2001
05/30/2001EP1103577A1 Block copolymer composition, process for producing the same, and pressure-sensitive adhesive composition
05/30/2001EP1103568A1 Vinylidene-containing polymers and uses thereof
05/30/2001CN1297466A Propylene resin composition and process for producing same
05/30/2001CN1297459A Method for production of polymers from N-vinyl compounds
05/30/2001CN1297026A Copolymer disperser and fuel contg. it, and lubricant composition contg. it and use thereof
05/30/2001CN1066462C Dissimilar arm asymmetric radial or star block copolymers for adhesives and sealants
05/30/2001CN1066395C Sheet product of film material contg. olefine polymer composition
05/29/2001US6239242 In which at least 10 weight % of the vinyl aromatic monomer is incorporated in the form of one or more atactic pseudoblocks.
05/29/2001US6239218 Two polymer blocks a mainly comprising vinylaromatic hydrocarbon compound monomer units; and two polymer blocks b mainly comprising hydrogenated conjugated diene compound monomer units
05/25/2001WO2001036494A1 Method for carrying out the anionic polymerization of vinyl aromatic monomers
05/25/2001CA2391075A1 Method for carrying out the anionic polymerization of vinyl aromatic monomers
05/23/2001EP0813558B1 Novel block copolymers and a novel method for preparing (co)polymers having a narrow molecular weight distribution by metal-free anionic polymerisation in the presence of a phosphonium cation
05/23/2001CN1296512A Propylene resin composition and interior automotive member comprising the the same
05/23/2001CN1066182C Multiblock hydrogenerated polymers for adhesives
05/23/2001CN1066162C Ethylene alpha-olefin block copolymers and method for producing same
05/23/2001CN1066161C Asymmetric triblock copolymer for viscosity index improver and its preparation and lubrication oil compositions and concentrated agent
05/23/2001CN1066160C Method for producing asymmetric redial polymers
05/23/2001CN1066159C Method for preparing coupled asymmetric polymers
05/22/2001US6235847 Linear block copolymer and resin composition containing the same
05/22/2001US6235841 Having an optimum balance between mechanical properties and rheological properties.
05/22/2001US6235817 Bituminous compositions containing coupled copolymers
05/17/2001WO2001034701A1 Propylene resin composition and method for molding the same
05/17/2001DE19954818A1 Verfahren zur anionischen Polymerisation von vinylaromatischen Monomeren A process for the anionic polymerization of vinylaromatic monomers
05/16/2001EP1099717A2 Star-shaped polymers
05/10/2001WO2001000690A3 Multi-stage process for producing polyethene
05/09/2001CN1065547C Star block copolymer of vinylaromatic monomer and of a conjugated diene and their prepn. process
05/09/2001CN1065544C Copolymer dispersants via vinyl therminated propene polymers
05/08/2001US6228952 Process for the hydrogenation of diene (co)polymers
05/08/2001US6228946 Thermoplastic elastomer molding material comprising hydrogenated polybutadiene crystalline block, low glass transition point block and a (meth)acrylate block; compatibility, weatherproofing, solvent and heat resistance
05/08/2001US6228817 Dispersant comprising copolymer of two different conjugated dienes which has been selectively hydrogenated, functionalized, and post treated
05/03/2001WO2001030876A2 Thermoplastic elastomeric material as a replacement for natural rubber latex
05/03/2001WO2001030859A1 Method for removing hydrocarbon solvent from solution of hydrogenated block copolymer in hydrocarbon solvent
05/03/2001WO2001030858A1 Stereospecific living polymerization of olefins by a novel ziegler-natta catalyst composition
05/03/2001DE19951730A1 Block copolymer having side chains comprising fluorinated groups, is useful for the production of molded articles having surfaces of reversible hydrophilicity for information storage purposes
05/03/2001DE10053910A1 Propylene block copolymer composition for production of transparent moulded products, e.g. for cars, contains two statistical propylene-ethylene copolymers with specified inherent viscosity relationships
05/02/2001EP1095102A1 Polymer composition for pipes
05/02/2001EP1095081A1 Polyolefin production
05/02/2001EP1095078A1 Highly rigid, high-tenacity impact-resistant polystyrene
05/02/2001EP0925311B1 Process for preparing polymers in the presence of triazolyl radicals
05/02/2001EP0777691B1 Polymerisation process for the preparation of calibrated monodisperse latex in dispersion
05/02/2001CN1293209A Olefin hydrocarbon polymerization catalyst, method of preparing olefinic polymer, and olefinic polymer
1 ... 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 ... 84