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 110 - Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
Patents for C08F 110 - Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond (14,255)
05/1991
05/08/1991EP0426643A1 Process for the preparation of metallocenes
05/07/1991US5013802 Process for preparing ethylene polymers
05/01/1991CA2028770A1 Syndiotactic homopolymers of olefins
04/1991
04/30/1991US5012020 Novel VI enhancing compositions and Newtonian lube blends
04/24/1991EP0423319A1 Novel vi enhancing compositions and newtonian lube blends
04/17/1991EP0423101A2 Catalyst for producing hemiisotactic polypropylene
04/17/1991EP0423100A2 Process and catalyst for producing syndiotactic polymers
04/10/1991EP0421475A2 Process for olefin polymerization
04/09/1991US5006618 Olefin polymers, coordination catalysts
04/04/1991WO1991004257A1 Monocyclopentadienyl transition metal olefin polymerization catalysts
04/03/1991EP0420436A1 Olefin polymerization catalysts
03/1991
03/27/1991EP0419249A2 Silane-modified supported polyolefin catalyst to produce a broadened molecular weight distribution product
03/21/1991WO1991003500A1 Catalyst and process for the polymerization of olefins
03/20/1991EP0417477A2 Process for olefin polymerization
03/20/1991EP0417346A1 Process for producing solid catalyst for use in polymerization of olefins
03/13/1991EP0416928A2 New carrier catalyst for the polymerization of ethylene
03/13/1991EP0416815A2 Constrained geometry addition polymerization catalysts, processes for their preparation, precursors therefor, methods of use, and novel polymers formed therewith
03/13/1991EP0416566A2 Process for preparing a polyolefine wax
03/13/1991EP0153375B1 Hydrophobic and/or antiadhesive masses, reactive diluents, plasticizer and utilization thereof
03/08/1991CA2024718A1 Process for the preparation of a polyolefin wax
03/06/1991EP0415427A2 Polymer recovery process
03/05/1991US4997898 Vinylcyclohexane-based polymers and process for production thereof
02/1991
02/21/1991WO1991002012A1 Very high molecular weight polyethylene
02/20/1991CN1049356A Chromium compounds and uses thereof
02/19/1991CA1280543C Polypropylene with free-end long chain branching, process for making it, and use thereof
02/05/1991US4990478 Ccordination catalysts
01/1991
01/29/1991US4988657 A chromium oxide catalyst and a silane compound for olefin polymerization
01/16/1991EP0408085A2 Hydrophobic and/or abhesive mass, reactive diluent, plasticizer and their use
01/15/1991US4985515 Process for polymerization of α-olefin
01/09/1991EP0406912A2 Process for polymerizing olefins
01/08/1991US4983561 Process for producing solid catalyst for use in polymerization of olefins
01/02/1991EP0405236A1 Copolymer of 4-methylpentene-1
01/01/1991US4981938 Stiffness
01/01/1991US4981927 Chromium catalyst compositions and polymerization utilizing same
01/01/1991US4981760 Packaging
12/1990
12/27/1990EP0404519A2 A process for producing a high-stiffness polypropylene
12/27/1990EP0403866A1 Novel Poly-alfa-olefins
12/18/1990US4978648 Alkyl-aluminum, diether, magnesium dichloride, titanium halide components; propylene polymerization
12/13/1990WO1990015085A1 Method for adjusting molecular weight distribution and molecular weight of oligomerization/polimerization product of ethylene
11/1990
11/28/1990EP0399348A2 Process for preparing ethylenpolymers
11/28/1990EP0399347A2 Process for preparing a Syndio-isoblockpolymer
11/28/1990CN1047302A Components and catalysts for polymerization of olefins
11/27/1990US4973789 Using acid catalyst
11/20/1990US4972033 Olefin polymerization process for preparing high density or linear low density polymers of controlled molecular weight distribution
11/20/1990US4971937 Components and catalysts for the polymerization of olefins
11/20/1990CA2017192A1 Syndio-isoblock polymer and process for its preparation
11/13/1990CA1276350C Impact-resistant polypropylene compositions having an improved whiteningresistance
11/02/1990WO1990013620A1 Novel vi enhancing compositions and newtonian lube blends
10/1990
10/31/1990EP0395083A2 Components and catalysts for the polymerization of olefins
10/31/1990EP0394237A1 Catalyst for producing atactic polypropylene, and procedure for preparing such catalyst.
10/31/1990CN1046534A Alpha-olefin polymers with syndiotactic structure
10/30/1990US4966951 Slurry copolymerization with trialkyl boron; cocatalyst of chromium on silica-titania, redox activated
10/16/1990CA1275204C Polymeric hydrocarbon abhesive and repellant compositions
10/09/1990US4962262 Narrow molecular weight distribution; alumoxane and chiral, stereorigid metallocene as catalyst
10/09/1990US4962248 Alumoxane and metallocene compound with cyclopentadienyl radicals substituted by chiral groups as catalyst
10/09/1990US4962167 Process for preparing ultra-high molecular weight polyethylene
10/02/1990CA1274945A1 Process for increasing the efficiency of a pre- polymerized catalyst
09/1990
09/19/1990EP0387691A1 Process for preparing a syndiotactic polyolefin
09/19/1990EP0387690A1 Process for preparing a syndiotactic polyolefin
09/19/1990EP0387609A1 Alpha-olefin polymers with syndiotactic structure
09/11/1990CA2011880A1 Process for the preparation of a syndiotactic polyolefin
09/11/1990CA2011879A1 A process for the preparation of a syndiotactic polyolefin
08/1990
08/31/1990CA2010973A1 Alpha-olefin polymers with syndiotactic structure
08/29/1990EP0384696A1 Masking member
08/29/1990EP0384171A1 Catalysts for the polymerization of olefins.
08/28/1990US4952540 Catalyst for polymerization of olefins
08/22/1990CN1044822A Catalysts for polymerization of olefins
08/22/1990CA2010566A1 Masking member
08/21/1990CA1273027A1 PROCESS FOR PREPARING .alpha.-OLEFIN POLYMERS AND OLIGOMERS
08/15/1990CN1009200B Polymerization process of propylene
08/08/1990EP0381495A2 Method of production of polyethylene
08/08/1990CN1009099B Polymerization of olefin
07/1990
07/18/1990EP0378248A2 Process for preparing alpha-olefin polymers and oligomers
07/12/1990WO1990007526A1 Olefin copolymer and production thereof
07/11/1990CN1008739B Method of control for polymerization temp.
07/10/1990US4940846 Hydrophobic and/or abhesive materials, reactive diluents
06/1990
06/20/1990EP0373800A1 Ultrahigh molecular weight linear polyethylene, articles and processes of manufacture
06/19/1990US4935576 Polybutene process
06/14/1990WO1990006139A1 Ultrahigh molecular weight linear polyethylene, articles and processes of manufacture
06/13/1990EP0372414A2 Method for the preparation of a metallocene component of a heterogeneous catalyst
06/05/1990US4931526 α-olefinic random copolymer and production process thereof
06/05/1990US4931517 Polmerization catalyst of transition metal metallocene, aluminoxane and a silicon-oxygen-carbon component
06/03/1990CA2004419A1 Process for the preparation of a heterogeneous metallocene catalyst component
06/02/1990CA2004454A1 Ultrahigh molecular weight linear polyethylene, articles and processes of manufacture
05/1990
05/30/1990EP0370805A2 Improved polybutene process
05/30/1990CN1042547A Components and catalysts for polymerization of olefins
05/23/1990CN1042367A Ethylene-alpha-olefin copolymer and films obtained thereof
05/17/1990WO1990005151A1 Method for preparing polyethylene wax by gas phase polymerization
05/16/1990EP0368631A2 A process for the homo- or copolymerization of alpha-olefin, and a catalyst system used in the process
05/16/1990CN1042157A Catalysts for polymerization of olefins
05/09/1990EP0367597A1 Method for preparing polyethylene wax by gas phase polymerization
05/02/1990EP0366212A1 Ethylene oligomerization process and catalyst
05/02/1990CN1041769A Application of polypropylene with free-end long chain branching
05/01/1990US4921825 Solid catalyst for olefin polymerization and processes for its production
04/1990
04/25/1990EP0364759A2 Avoidance of coloured contaminants in the manufacture of high molecular weight polymers of ethylene by means of a titanium-containing catalyst system
04/25/1990CN1007728B Process for reducing sheeting during polymerization of alpha-olefins
04/18/1990CN1041369A High strength linear, low density polyethylene polymerization process and film
04/17/1990US4918038 Coordination polymerization catalyst
04/11/1990EP0362705A2 Catalysts for the polymerization of olefins
04/10/1990US4916198 High melt strength, propylene polymer, process for making it, and use thereof
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