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)
02/2005
02/10/2005US20050033000 Ethylenic copolymer and film comprising the same
02/10/2005US20050032983 Oriented films from improved propylene polymers
02/10/2005US20050032935 Heat-curable resin composition
02/10/2005US20050031575 Block copolymers
02/10/2005US20050031574 Star polymer of calixarenes branching with copolymer of tert-butyl acrylate-butyl acrylate; use for hair styling, retaining hair shape; hair sprays, lacquers, foams, creams, gels, emulsions, lotions, and waxes
02/09/2005EP1458810A4 High modulus, high ductility polyolefins
02/09/2005EP1042401B1 Polyolefin composition having a high balance of stiffness and impact strength
02/09/2005CN1578796A Preparation process for block copolymers for tire tread compositions, and such copolymers
02/09/2005CN1578790A Conjugated diolefin (co)polymer rubber, process for producing (co)polymer rubber, rubber composition, composite, and tire
02/09/2005CN1576289A Block copolymer and composition containing the copolymer
02/09/2005CN1188435C Olefin polymers and production process thereof and moulded product
02/09/2005CN1188433C Method for copolymerization and resulted copolymers thereof
02/09/2005CN1188432C A multi-stage process for the preparation of alpha-olefin polymers having controlled stereoregularity and products prepared thereof
02/08/2005US6852804 Star block copolymers and related synthetic methods
02/03/2005US20050027080 High modulus, high ductility polyolefins
02/03/2005US20050027073 Blending block copolymer (styrene and isoprene) and at least two homopolymers (one of them organometallic homopolymer); self-assembly; high reflectivity
02/03/2005US20050027037 Addition-condensation copolymers of polyethers modified by a hydroxycarboxylic acid or ester and a hydroxyethyl vinyl ether as well as addition polymers of unsaturated oxy carboxylic acids or esters used as inks and toners for ink jet printers; improved dispersibility and stability of coloring materials
02/03/2005US20050025922 Polyolefin coated steel pipes
02/02/2005EP1501879A1 Initiator composition and method for anionic polymerisation
02/02/2005CN1187405C Compositions of random copolymers of propene containing an alpha-olefin as comonomer
02/02/2005CN1187387C Highly flowable propylene block copolymers
02/02/2005CN1187386C Prepn process of block copolymer of conjugated diene and vinyl arene
02/01/2005US6849692 Radiation transparent, toughness, rigidity, flexibility; bubble packages
02/01/2005US6849691 Ratio of a diblock component in the overall styrene block polymer is 50-95 wt. %
02/01/2005US6849679 Coatings, inks, lacquers
01/2005
01/27/2005WO2004076504A3 Process for homo- or copolymerization of conjugated olefines
01/27/2005US20050020779 Copolymer of blocks with different glass transition temperatures (Tg);one of these blocks having a glass transition temperature of greater than or equal to 20 degrees C.; rigidity, tack-free, improved mechanical strength, wear resistance and hold over time
01/27/2005US20050020772 Styrenic polymer, a polyamide block and polyether block copolymer of ethylene oxide, a compatibilizer from block copolymers of styrene and methyl methacrylate
01/27/2005US20050020719 Environment responsive gelling copolymer
01/26/2005EP1499675A1 Polyethylene pipe resins
01/26/2005EP1499674A1 Polymer for fuel tanks
01/26/2005EP1499673A1 Polymer for fuel tanks
01/26/2005EP1218420B1 Hydrogenated block copolymers and optical media discs produced therefrom
01/26/2005CN1569914A Unimodal radial block copolymer possessing random graded chain and its preparation method
01/26/2005CN1569913A Unimodal radial block copolymer thermalplastic elastomer and its preparation method
01/26/2005CN1569912A Functionalized unimodal radial block copolymer and its preparation method
01/26/2005CN1186360C Conjugated diene copolymer rubber and its prepn process
01/25/2005US6846877 Blends of olefinic thermoplastic vulcanizate with high impact polystyrene
01/20/2005WO2005005701A2 Fibers made from block copolymer
01/20/2005WO2005005536A1 Blends of graft copolymers and styrene/butadiene block copolymers
01/20/2005WO2005005503A1 Propylene block copolymer
01/20/2005DE10330397A1 Mischung aus Propfcopolymeren und Styrol-Butadien-Blockcopolymeren Mixture of graft copolymer and styrene-butadiene block copolymer
01/19/2005EP1498455A1 Polymer composition and uses thereof
01/19/2005EP1498454A1 Thermoplastic elastomer composition, sheets and laminates
01/19/2005EP1498438A1 Block copolymer and composition thereof
01/19/2005CN1566171A Process for preparing polyolefin-polyethylene oxide amphoteric graft copolymer
01/19/2005CN1566170A Method for preparation of functional polyolefin block copolymer
01/19/2005CN1185271C Block copolymers containing both polystyrene and low vinyl content polydiene hard blocks
01/18/2005US6844383 Styrene-isoprene, butadiene copolymer
01/18/2005CA2176592C Radial styrene-isoprene-butadiene multi-armed block copolymers and compositions and articles containing block copolymers
01/13/2005WO2005003195A1 Thermoplastic elastomeric multiblock copolymers of isobutylene and norbornene
01/13/2005WO2004096309A8 Thermally reversible implant
01/13/2005US20050009993 Propylene block copolymer
01/13/2005US20050009990 A mixture of two block copolymers of vinyl aromatic and diene monomers of different average molecualr mass; block polymerization using sec-butyllithium as initiator, terminating the chain using a terminator or coupling agent, then hydrogenation using a hydrogenation catalyst
01/12/2005EP0981555A4 Convergent self-branching polymerization
01/12/2005CN1564833A Transparent rubber-modified copolymer resin and resin composition containing the same
01/12/2005CN1563119A Olefin hydrocarbon polymerization catalyst, method of preparing olefinic polymer, and olefinic polymer
01/11/2005US6841261 Block copolymer, composition thereof, and film made thereof
01/06/2005US20050004280 Block and/or graft copolymer having hydrophilic and hydrophobic vinyl sections and crosslinkable functional group with acidic alkyl phosphate hardening agent; rapid, low temperature film formation without running water trace
01/05/2005EP1493597A1 Pneumatic tire having a component containing a rubber triblend and silica
01/05/2005EP1492844A1 Bituminous composition
01/05/2005EP1492830A1 Novel tetrablock copolymer and compositions containing same
01/05/2005CN1183176C Method of selective hydrogenation containing conjugated diene block copolymer
01/04/2005US6838540 Olefin polymer and production processes thereof
01/04/2005US6838538 Hydrogenated modified polymer, process for producing the same and composition containing the same
12/2004
12/30/2004US20040266952 For the manufacture of films and injection-moulded items
12/30/2004US20040261927 Wet skid resistance, low rolling resistance, and good wear characteristics
12/29/2004WO2004113408A1 Block polymer, polymer-containing composition containing the same, ink composition and liquid applying method and liquid applying apparatus utilizing the polymer-containing composition
12/29/2004EP1254186B1 Propylene impact copolymers
12/29/2004CN1558928A Propylene polymer based compounds and heat-sealable multi-layer sheets containing them
12/29/2004CN1182170C Styrene- butadiene-styrene tri-block copolymer and its using method
12/29/2004CN1182169C Process for reducing permanent deformation of low-linearity styrene type thermoplastic elastomer
12/29/2004CA2529420A1 End-capped polymer chains and products thereof
12/28/2004US6835781 Block copolymer rubber, resin modifier, and resin composition
12/28/2004US6835778 Conjugated diene/monovinylarene block copolymers blends
12/23/2004US20040260042 Bis (Salicylaldiminato) titanium complex catalysts, highly syndiotactic polypropylene by a chain-end control mechanism, block copolymer containing this
12/23/2004US20040260028 Block copolymer, process for producing the same, and molded object
12/23/2004US20040260002 Polymerizing a lithiated polyisoprene with a diene in a hydrocarbon solvent containing the reaction product of a Group III metal compound (trioctylaluminum) and a Group IIA metal compound (barium ethyl diglycolate or nonylphenoxide); reduced hysteresis and rolling resistance
12/23/2004DE10325483A1 Polyethylene composition for producing small blow moldings, e.g. container, includes low-molecular-mass ethylene homopolymer, high-molecular-mass copolymer made from ethylene and olefin, and ultrahigh-molecular-mass ethylene copolymer
12/22/2004EP1489116A1 Diblock copolymer and pressure-sensitive adhesive compositions containing the same
12/22/2004EP1489112A2 Polymerisation process
12/22/2004EP1487893A1 Poly (styrene-butadiene-styrene) polymers having a high vinyl content in the butadiene block and hot melt adhesive compositions comprising said polymers
12/22/2004EP1270625B1 Block copolymer rubber, resin modifier, and resin composition
12/22/2004CN1181135C Copolymer for modifying asphalt and asphalt composition
12/22/2004CN1181127C Process for producing polyethylene coating on substrate
12/21/2004US6833413 Block copolymer and composition containing the copolymer
12/16/2004WO2004108784A1 Articles prepared from hydrogenated block copolymers
12/16/2004US20040254321 Uniform initiation of anionic polymerization using organo-substituted alkali metal initiators
12/16/2004US20040254317 for use as nanofibers; the nano-sized diblock polymer is formed by crew-cutting; hard segment and soft segment: a block polymer of ethylene glycol and norbornene for example
12/16/2004US20040254301 A conjugated diolefin (co)polymer rubber formed from either a conjugated diolefin or a conjugated diolefin and an aromatic vinyl compound, has a primary amino group and an alkoxysilyl group which are bonded to a (co)polymer chain
12/16/2004US20040250952 Adhesives with improved die-cutting performance
12/15/2004EP1485196A1 Vesicles comprising an amphiphilic di-block copolymer and a hydrophobic compound.
12/15/2004CN1180020C Block polymer composition
12/14/2004US6831144 Containing, in addition to an anionic polymerization initiator, a organoaluminum compound containing aryloxy groups, a Lewis base, and an ether or a tertiary amine
12/14/2004US6831134 Solution polymerization 55-95% of vinyl aromatic and 5-45% conjugated diene monomers using a charge sequence
12/12/2004WO2004106398A1 Process for producing polymer
12/09/2004WO2004106399A2 Process for making a coupled block copolymer compositon
12/09/2004US20040249083 Physical blends of polyethylenes
12/09/2004US20040249073 Transparent rubber-modified copolymer resin and resin composition containing the same
12/08/2004EP1484363A1 Dispersion compositions containing functional substances, process for forming images therewith and image forming equipment
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