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)
11/2001
11/07/2001CN1321178A Impact-resistant polyolefin compositions
11/06/2001US6313227 Propylene-ethylene block copolymer, resin composition, and blow-molded article
11/01/2001WO2001081439A1 Block copolymers for rubber compositions for use in tyres
11/01/2001CA2377195A1 Block copolymers for rubber compositions for use in pneumatics
10/2001
10/30/2001US6310138 Block polymers, hydrogenated block polymers and bonding vinyl aromatics
10/25/2001WO2001079319A1 A process for coupling styrenic block copolymers
10/25/2001US20010034428 Organize in water to form micelles; gelling agents or thickeners for aqueous medium; viscoelastic gels
10/25/2001US20010034411 Chemical reactor; using coordination catalyst
10/24/2001EP1148097A1 Thermoplastic resin composition
10/24/2001EP1119599A4 Dispersants and dispersant viscosity index improvers from selectively hydrogenated polymers
10/24/2001EP1076668A4 Process for microgel preparation
10/23/2001US6306994 Inks with enhanced substrate binding characteristics
10/23/2001US6306976 Rubbery polymer and method for producing the same
10/23/2001US6306973 Polypropylene block-copolymer resin and process for producing it
10/23/2001US6306965 Thermosetting compositions containing carbamate-functional polylmers prepared using atom transfer radical polymerization
10/23/2001US6306962 Molding materials, imapct strength, aromatic polycarbonate and rubber
10/18/2001WO2001077224A1 Process for producing propylene based polymer compositions
10/18/2001WO2001077199A1 Catalyst composition and process for producing copolymer
10/17/2001EP1144534A1 Block copolymer hot-melt processable adhesives, methods of their preparation, and articles therefrom
10/17/2001EP1144355A1 Alpha-halogenated acid esters with polyvalent alcohols as atom transfer radical polymerization initiators
10/17/2001CN1317506A Conjugated biolofin and monovinylarene dual-block rubber with high wet skid resistance and low rolling resistance
10/17/2001CN1073125C Conjugated diene/monovinylarene block copolymers methods for preparing same, and polymer blends
10/16/2001US6303806 Titanium compounds as branching monomer units
10/16/2001US6303722 Metal-free anionic polymerization in the presence of a phosphonium salt of a nitrogen, oxygen and/or sulfur anion; also concerns block copolymers
10/16/2001US6303721 Process for producing diene polymer solutions in vinyl aromatic monomers
10/16/2001US6303709 Continuous process for obtaining propylene polymers
10/11/2001WO2001074920A1 Processes for producing polyolefin composition
10/10/2001EP1141045A1 Multistep process for preparing polyolefins having high melt strength
10/10/2001EP1141036A1 Vinylcyclohexane-based block copolymers
10/10/2001EP1140015A1 Polynucleotide compositions for intramuscular and intradermal administration
10/09/2001US6300434 Propylene-ethylene copolymers made from three different constituents
10/09/2001US6300420 For food packaging such as film, bottles; pipes, fittings, foams
10/09/2001US6300415 Moldability, mold shrinkage factor on molding, rigidity, flexibility, impact resistance, in particular low-temperature impact resistance, transparency, gloss, stress-whitening resistance
10/04/2001WO2001072850A1 Method of polymerizing olefin
10/04/2001US20010027245 Using monomer, transition metal and ligand, and polymerization initiator; elimination of insoluble and dissolved metal and ligand
10/03/2001CN1315461A Application of polychela-type trigger in preparing biblock rubber of conjugated diolefine and monovinyl arene
09/2001
09/27/2001WO2001070878A1 Thermoplastic compositions of isotactic propylene polymers and flexible propylene polymers having reduced isotacticity and a process for the preparation thereof
09/27/2001WO2001070821A1 Method for preparing coupled polymers
09/27/2001US20010024759 Photopolymerizable elastomer
09/27/2001CA2374007A1 Thermoplastic compositions of isotactic propylene polymers and flexible propylene polymers having reduced isotacticity and a process for the preparation thereof
09/26/2001EP1135440A1 Impact-resitant polyolefin compositions
09/26/2001CN1314919A Process for hydrogenating a conjugated diene polymer
09/25/2001US6294614 Modified polymers containing poly(2-hydroxyethyl(meth)acrylate segment in the molecule
09/25/2001US6294611 Used as parts for automobiles, domestic electric appliances, medical equipment, electric wires, sundries, civil engineering sheets, building materials; softness, heat resistance, impact resistance, tensile properties
09/25/2001US6293325 For tires
09/20/2001WO2001068768A1 Environment responsive gelling copolymer
09/20/2001WO2001068717A1 Method for producing polyolefin and gas phase polymerization apparatus
09/18/2001US6291602 Ethylene polymer and processes for obtaining it
09/18/2001US6291601 Production of polyethylene having a broad molecular weight distribution
09/18/2001US6291584 Solution polymerising vinyl aromatic hydrocarbon and conjugated diene in presence of catalyst based on alkali metal to produce alkali metal derivatives of polymer, and neutralising with dicarboxylic acid to prduce copolymer
09/18/2001US6291583 Aromatic vinyl/isoprene block copolymer, process for the production thereof, and hardenable pressure-sensitive adhesive composition containing the same
09/18/2001US6289959 Technique for reducing the cold flow of rubbers
09/13/2001US20010021755 Metallocenes containing aryl-substituted indenyl derivatives as ligands, process for their preparation, and their use as catalysts
09/12/2001EP1132410A1 Living radical polymerisation and the polymers obtained
09/12/2001CN1070872C Block copolymer coposition, preparation method and application thereof
09/11/2001US6287418 Paper sheet containing strength aids that impart softness; softeners that do not reduce strength; wet strength
09/07/2001WO2001064758A1 Solution of dilithium polymerization initiator
09/05/2001CN1311810A Polymer composition contg a propylene block copolymer
09/05/2001CN1070505C Process for (co)polymerization of olefins
09/04/2001US6284863 Reacted with unsaturated amides that may be cyclic, e.g., n-vinyl-2-pyrrolidone
09/04/2001US6284857 Propylene polymer, propylene block copolymer, process for preparing said polymer and said block copolymer, and propylene polymer composition
09/04/2001US6284852 Ruthenium carbene complexes
09/04/2001US6284847 Process for the preparation of hydrophobic/hydrophile AB block copolymers
09/04/2001US6284355 For interior or exterior car part or a casing part of an electric or office automation appliance; wear resistance, impact resistance
08/2001
08/30/2001WO2001062851A1 Improved flow carbonate polymer blends
08/30/2001WO2001062849A1 Block copolymer composition
08/30/2001WO2001062847A1 Process for producing a polyethylene coating on a substrate
08/30/2001WO2001062813A1 Block copolymer rubber, resin modifier, and resin composition
08/30/2001US20010018397 Comprising reaction product of a cyclic siloxane and an organometallic compound such as sec-butyllithium; for making polymethyl methacrylate with high content of isotactic triads
08/30/2001CA2400662A1 Process for producing a polyethylene coating on a substrate
08/29/2001CN1070201C Ethylene alpha-olefin block copolymers and producing process thereof
08/28/2001US6281327 Vinyl aromatic-conjugated diene copolymer
08/23/2001WO2001060879A1 Multiblock copolymer the preparing method thereof
08/23/2001WO2001060875A1 Method for carrying out radical ethylene high-pressure polymerization while preventing undesired polymer deposits
08/23/2001US20010016635 Alpha-olefin polymerization catalyst system which contains an aromatic silane compound
08/23/2001DE10006900A1 Verfahren zur radikalischen Ethylen-Hochdruckpolymerisation unter Vermeidung unerwünschter Polymerablagerungen Method of free-radical-pressure polymerization of ethylene, while avoiding undesirable polymer deposits
08/22/2001EP1124863A1 Process for hydrogenating a conjugated diene polymer
08/22/2001EP0951512B1 Bituminous compositions containing coupled copolymers
08/22/2001CN1069906C Multi-chelate organolithium initiator and method for synthesizing polymer with wide molecular weight distribution and high Mooney viscosity therewith
08/21/2001CA2026520C Acrylic block copolymers with crosslinkable silicon substituent
08/16/2001WO2001058970A1 Propylene impact copolymers
08/16/2001WO2001058965A1 A process for removing hydrogenation catalyst residue from hydrogenated polymers
08/16/2001WO2001058964A1 Syndiotactic styrene polymers and process for the production thereof
08/16/2001WO2001058962A1 Continuous process for the production of controlled architecture materials
08/16/2001WO2001058913A1 Method of preparing group 14 bridged biscyclopentadienyl ligands
08/16/2001US20010014719 Propylene block copolymer and resin composition
08/16/2001CA2398529A1 Method of preparing group 14 bridged biscyclopentadienyl ligands
08/16/2001CA2398509A1 Propylene impact copolymers
08/15/2001CN1069668C Highly processable polymeric compositions based on LLDPE
08/15/2001CN1069656C Fragmentation-resisting simplicial spider block copolymer and its preparation
08/14/2001US6274678 Propylene polymer, propylene block copolymer, process for preparing said polymer and said block copolymer, and propylene polymer composition
08/14/2001US6274666 Copolymer of vinyl aromatic hydrocarbon and conjugated diene
08/14/2001CA2183916C Conjugated diene/monovinylarene block copolymers, methods for preparing same, and polymer blends
08/09/2001WO2001057152A2 Adhesive for bonding to low surface energy surfaces
08/09/2001WO2001057151A2 Adhesive for bonding to low surface energy surfaces
08/09/2001DE10004660A1 Partly crystalline propylene polymer composition, used e.g. for production of biaxially oriented film, comprises three molecular weight fractions as determined by temperature rising elution fractionation in xylene
08/09/2001CA2399988A1 Adhesive for bonding to low surface energy surfaces
08/08/2001CN1307694A Photocurable elastomeric compositions
08/08/2001CN1307612A Polymer composition for pipes
08/07/2001US6271324 Anionic polymerization of acrylates, organo alkali metal compounds, organo aluminum compounds and additives to form complexes
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