Patents
Sitemap › C08 - Organic macromolecular compounds; Their preparation or chemical working-up; Compositions based thereon › C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds › C08F 136 - Homopolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
Patents for C08F 136 - Homopolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds (1,616)
12/1999
12/08/1999EP0962471A1 Catalyst composition and polymerization process for producing syndiotactic 1,2-polybutadiene
12/01/1999CA2272203A1 Catalyst composition and polymerization process for producing syndiotactic 1,2-polybutadiene
11/1999
11/16/1999US5986026 Catalytic polymerization of butadiene
11/16/1999US5985993 Agglomeration with seeding batch polymers
11/09/1999CA2022500C Catalyst system for synthesizing trans-1,4-polybutadiene
09/1999
09/22/1999CN1229097A Composition and preparation method for butadiene gas-phase polymerization rare earth catalyst
09/21/1999US5955553 Molecular weight regulation of cis-1,4-polybutadiene using carboxylates
09/09/1999DE19908796A1 Deactivation of syndiotactic 1,2-polybutadiene
08/1999
08/31/1999US5945485 Viscosity modifier polybutadiene polymers
08/16/1999CA2260697A1 Metal deactivator for cobalt catalyzed polymers
07/1999
07/28/1999CN1224050A Improved viscosity modifier-contg. oily composition
07/07/1999CN1043999C Bulk polymerization process of butadienes
07/06/1999US5919876 Solution polymerization; preformed catalyst system made by reacting an organoaluminum compound with titanium tetrahalide in the presence of at least one ether; styrenated diphenylamine
07/06/1999US5919875 Method of preparing syndiotactic 1,2-polybutadiene with a chromium-based catalyst system
06/1999
06/30/1999EP0926167A1 Preparation of syndiotactic 1,2-polybutadiene using a chromium-containing catalyst system
06/23/1999CA2255351A1 Preparation of syndiotactic 1,2-polybutadiene using a chromium-containing catalyst system
06/09/1999EP0920886A2 Rubber composition for solid golf ball and solid golf ball
05/1999
05/25/1999US5906956 Lithium initiator system
05/18/1999US5905125 Catalytic addition polymerization with cobalt aluminum coordination catalysts to form polybutadiene
03/1999
03/30/1999CA2006327C Polymerisation of butadiene
03/18/1999WO1999012983A1 Gas phase polymerization of vinylpolybutadiene
03/18/1999CA2303163A1 Gas phase polymerization of vinylpolybutadiene
03/09/1999US5879805 Using catalyst comprising a cobalt compound, a phosphine, xanthogen thiocyanide, carbon disulfide, an organoaluminum compound
02/1999
02/24/1999CN1208734A Method for prepn. of polydispersity terminal hydroxy polybutadiene liquid polymer
01/1999
01/12/1999US5859156 Charging into reaction zone isoprene and catalyst system made by reacting organoaluminum compound and titanium tetrachloride in presence of ether, polymerizing in vapor phase in presence of diarylamine, withdrawing cis-1,4-polyisoprene
01/06/1999CN1203926A Method for preparing soluble cyclopolymerized diolefin by rare earth catalytic synthesis reaction
12/1998
12/08/1998US5847040 Lower alkyl biphenyls as plasticizers for polyurethane
12/08/1998CA2106206C Improved viscosity modifier polybutadiene polymers
11/1998
11/25/1998EP0879834A1 Means to control practicle size and eliminate fouling in the synthesis of syndiotactic 1,2-polybutadiene
11/25/1998EP0879833A1 Synthesis of trans-1,4-polybutadiene
11/11/1998EP0877035A1 Syndiotactic 1,2-polybutadiene synthesis
11/11/1998CN1198750A Method for preparing telechelic 1,3-diene oligomers by the controlled free radical polymerization of 1,3-dienes in presence of a stable free radical
11/10/1998US5834573 Polymerizing 1,3-butadiene in the presence of a cobalt(iii) acetylacetonate, organoaluminum compound, and para-alkyl-phenol catalyst system; gel-free, molecular weight control; carbon disulfide absent; tires
11/03/1998US5830966 Cyclopolymerization monomers and polymers
10/1998
10/07/1998EP0734364B1 Preparation of end-capped derivatives of alpha, omega-diene oligomers
09/1998
09/22/1998US5811499 Comprising an organocobalt compound and cobalt complexes of an organic acid, a trialkylaluminum and hexafluoro-2-propanol; kinetics
08/1998
08/26/1998CN1191225A Process for selective hydrogenation of conjugated diolefine-contg. polymer
07/1998
07/08/1998EP0733076B1 Low viscosity terminally functionalized isoprene polymers
06/1998
06/30/1998US5773544 Mercaptan or xanthogen disulfide modified; aqueous adhesives for bonding foamed polymers to substrates
06/16/1998US5767214 Batchwise partial polymerization; stepwise sequential feeding of remaining monomer(s)
06/10/1998CN1184122A Preparation of low molecular 1, 2 -polybutadiene
06/09/1998US5763548 Addition polymerization using transition metal catalysts
05/1998
05/27/1998EP0817806A4 Novel (co)polymers and a novel polymerization process based on atom (or group) transfer radical polymerization
05/27/1998CN1183107A Novel (co) polymers and novel polymerization process based on atom (or group) transfer radical polymerization
05/26/1998US5756606 Using a catalyst system comprised of a transition metal compound, an organoaluminum compound and another organic compound; also in presence of carbon disulfide, phenyl isothiocyanate and/or xanthic acid; minimal oxygen
05/20/1998EP0842198A1 Method for preparing telechelic 1,3-diene oligomers by the controlled free radical polymerization of 1,3-dienes in presence of a stable free radical
05/06/1998EP0805823A4 Vapor phase synthesis of rubbery polymers
04/1998
04/07/1998US5736274 Anode active material and solid electrolyte for batteries; high electromotive force; high energy density; pollution control; fluorinating agents; low internal resistance in charging and discharging
03/1998
03/31/1998US5733835 Cobalt containing catalyst system
02/1998
02/11/1998EP0823441A1 Cobalt containing catalyst system
02/05/1998DE19654783A1 Polybutadiene latex with high solids content and increased particle size
01/1998
01/14/1998EP0817806A1 Novel (co)polymers and a novel polymerization process based on atom (or group) transfer radical polymerization
01/14/1998EP0817805A1 Polychloroprene composition
01/14/1998CN1170005A Process for producing polybutadiene
01/07/1998EP0816398A1 Process for producing polybutadiene
12/1997
12/30/1997US5703171 Viscosity modifier polybutadiene polymers
12/29/1997EP0711327B1 Aqueous dispersions containing cyclopolymer dispersants
12/16/1997US5698643 Controlling the molecular weight of polybutadiene
12/16/1997CA2039953C Diene polymers and copolymers terminated by reaction with n-alkyl and n-aryl imines
12/11/1997WO1997046593A1 Method for preparing telechelic 1,3-diene oligomers by the controlled free radical polymerization of 1,3-dienes in presence of a stable free radical
12/11/1997CA2229978A1 Method for preparing telechelic 1,3-diene oligomers by the controlled free radical polymerization of 1,3-dienes in presence of a stable free radical
12/10/1997EP0765301A4 Oligomers of cyclopentadiene and process for making them
12/09/1997US5696184 Epoxy polymer containing diisopropylbiphenyl and/or triisopropylbiphenyl; increased flexibility and toughness
11/1997
11/25/1997US5691429 Manufacturing process for high cis poly(butadiene)
11/18/1997US5688910 Process and apparatus for removing unpolymerized gaseous monomers from olefin polymers
11/12/1997EP0805823A1 Vapor phase synthesis of rubbery polymers
11/11/1997US5686543 Catalyst, nickel compound, fluorine compound, trialkylaluminum, alkanoyl halide or quinone
10/1997
10/14/1997US5677402 Using a organolithium promoter and sodium alkoxide
10/14/1997US5677400 Suspension polymerization using an cobalt compound, organometallic compound and(or) metal hydride; gelation inhibition
10/08/1997CN1161691A Conjugated N-fluoropyridinium salt polymer and use thereof
08/1997
08/19/1997US5659101 Solution polymerization with boroorganometallic catalyst formed in-situ from mixture comprising ligand-bound scandium, yttrium or lanthanum series salt/organometallic compound/organoborane compound
08/06/1997EP0787719A1 Conjugated n-fluoropyridinium salt polymer and use thereof
08/05/1997US5654384 Process for preparing high vinyl polbutadiene rubber
08/05/1997CA1339236C Synthesis of high vinyl polybutadiene utilizing a molybdenum catalyst system
07/1997
07/30/1997CN1035509C Method for controlling ethenyl content in butadiene homopolymer and copolymer
07/29/1997US5652304 Vapor phase synthesis of rubbery polymers
06/1997
06/25/1997EP0578725B1 Improved viscosity modifier polybutadiene polymers
06/11/1997EP0688341B1 Butadiene polymers having terminal silyl groups
05/1997
05/06/1997US5627119 Polybutadiene, lanthanide salt, fluoroalkylboron, metal hydride or metal alkyl
05/02/1997EP0770631A1 Manufacturing process for high cis poly(butadiene)
04/1997
04/15/1997US5620939 Initiative system
04/02/1997EP0765886A1 Process and apparatus for removing unpolymerized gaseous monomers from olefin polymers
04/02/1997EP0765301A1 Oligomers of cyclopentadiene and process for making them
03/1997
03/26/1997EP0764688A1 High performance blend for tire treads
03/23/1997CA2168703A1 High performance blend for tire treads
03/06/1997WO1997008211A1 Vapor phase synthesis of rubbery polymers
03/06/1997CA2212729A1 Vapor phase synthesis of rubbery polymers
02/1997
02/26/1997EP0711270A4 Cyclopolymerisation monomers and polymers
01/1997
01/21/1997US5596053 High trans-1,4-polybutadiene and catalyst and process for preparing crystalline high trans-1,4-poly-butadiene
01/21/1997US5596041 Hydrogenated block copolymer and hydrogenated block copolymer compositon
12/1996
12/19/1996DE19623789A1 Prodn. of polybutadiene rubber with high 1,4-cis content
12/11/1996EP0747428A1 Rubber composition for tires
12/07/1996CA2178149A1 Rubber composition for tires
12/04/1996EP0745618A1 Process for preparing crystalline high, 1,4-trans polybutadiene
12/03/1996US5580930 Rubber composition for tires
12/01/1996CA2177937A1 Process for preparing crystalline high 1,4 trans polybutadiene
10/1996
10/08/1996US5563307 Fluid mixtures of methylidene- or methyl-substituted linear hydrocarbons and derivatives thereof
10/03/1996WO1996030421A1 Novel (co)polymers and a novel polymerization process based on atom (or group) transfer radical polymerization
10/03/1996WO1996030418A1 Polychloroprene composition
10/02/1996EP0734364A1 Preparation of alpha, omega-diene oligomers and derivatives thereof
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