Patents for C08F 110 - Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond (14,255)
06/1993
06/14/1993CA2085194A1 Process for the preparation of stabilized polyolefins and products obtained therefrom
06/10/1993WO1993010953A1 Ultrahigh molecular weight linear polyethylene, articles and processes of manufacture
06/10/1993CA2124356A1 Ultrahigh molecular weight linear polyethylene, articles and processes of manufacture
06/09/1993EP0545304A1 Process for the preparation of substituted indenes and their use as ligands for metallocene catalysts
06/09/1993EP0545303A1 Process for preparing high molecular weight polyolefins
06/09/1993EP0544919A1 Solid catalyst composition and production of polyolefin
06/08/1993US5218071 Ethylene random copolymers
06/08/1993US5218052 Increased stiffness and broadend molecular weight distribution
06/01/1993US5216095 Catalytic polymerization using aluminoxane and metallocene catalysts
05/1993
05/31/1993CA2084015A1 Process for the preparation of a high molecular weight olefin polymer
05/27/1993WO1993010063A1 Bf3-tertiary etherate complexes for isobutylene polymerization
05/26/1993EP0287666B1 Process for polymerizing olefins
05/18/1993US5212266 Addition polymerization with dialkylaluminum halide and titanium chloride coordination catalyst with electron donors
05/13/1993WO1993009149A1 Olefin polymerization using an aluminoxane/chromium catalyst
05/12/1993EP0324838B1 Lower alkene polymers
05/12/1993CN1071934A High active catalyst for preparing full density polythene by gas phase method
05/11/1993US5210121 Hydrophobic and/or abhesive materials, reactive diluents, and reactive plasticizers
05/05/1993CN1071669A Catalysts for polymerization of olefins
05/04/1993CA1317411C Process for the preparation of 1-olefin polymers
04/1993
04/30/1993WO1993009150A2 Polypropylene extrusion coating resins and process for the production thereof
04/29/1993WO1993008221A2 Elastic substantially linear olefin polymers
04/27/1993US5206198 Titanium trichloride complex
04/21/1993CN1071172A Method to manufacture pdyethylene wax forming emulsion in water
04/20/1993CA1316629C Process for producing high stiffness polypropylene
04/15/1993WO1993007189A1 Control of a solution process for polymerization of ethylene
04/15/1993WO1993007187A1 Catalyst for ethylene polymerization at high temperatures
04/15/1993WO1993007181A1 A procatalyst component based on a transition metal compound on a carrier of magnesium chloride and manganese halide
04/14/1993EP0536840A1 Catalysts for the polymerization of olefins
04/14/1993EP0394237B1 Catalyst for producing atactic polypropylene, and procedure for preparing such catalyst
04/14/1993CN1070918A Catalyst for ethylene polymerization at high temperatures
04/14/1993CN1070917A Control of solution process for polymerization of ethylene
04/10/1993CA2080147A1 Catalysts for the polymerization of olefins
04/07/1993EP0536104A1 Homogeneous - heterogeneous catalyst system for polyolefins
04/07/1993CN1070654A Preparation of polypropylene under high pressure
03/1993
03/30/1993US5198401 A coordination catalyst comprising a bis(cyclopentadienyl) Group 4B metal and a ligand of a reactive cation and noncoordinating anion; high molecular weight ethylene homo- and copolymers
03/30/1993US5198400 Mixed chromium catalysts and polymerizations utilizing same
03/30/1993CA1315468C 1-olefin polymer wax, and a process for the preparation thereof
03/24/1993CN1070203A Lower alkene polymers
03/18/1993WO1993005082A1 High-pressure process for producing polypropylene
03/18/1993DE4130299A1 Verfahren zur herstellung von polypropylen unter hochdruck A process for the production of polypropylene under high pressure
03/18/1993CA2118711A1 Preparation of polypropylene under high pressure
03/16/1993US5194415 Catalysts containing poly(3-ethyl-1-hexene) and uses thereof
03/16/1993CA1314536C Solid catalyst for polymerizing an olefin
03/10/1993EP0530647A1 Metallocenes, catalysts containing these and process for the manufacture of olefinic polymers by using these catalysts
03/10/1993EP0530408A1 Olefin polymers having both ends modified and processes for the production thereof
03/03/1993EP0529908A1 Catalyst useful for the polymerization of olefin
03/02/1993US5191132 Fluorene Derivatives
02/1993
02/23/1993US5189123 Catalyst for the preparation of high molecular weight homopolymers and copolymers of ethene, and the manufacture thereof
02/23/1993US5188997 Coordination catalyst on silica support
02/17/1993EP0527476A1 Process for the Copolymerization of 4-Methyl-1-Pentene
02/17/1993EP0527475A1 Process for the copolymerization of 4-methyl-1-pentene
02/17/1993CN1069038A High melt strength ethylene polymer process for making it and use thereof
02/17/1993CN1069032A Crystalline olefin polymers and copolymers in form of spherical particles at high porosity
02/16/1993US5187250 Novel stereospecific addition polymers based on monomers of 4 or more carbons; isostactic; syndiotactic; modifiying agents for other thermoplastic resins
02/14/1993CA2075764A1 Process for the copolymerization of 4-methyl-1-pentene
02/14/1993CA2075740A1 Process for the copolymerization of 4-methyl-1-pentene
02/10/1993EP0526810A1 Polymerization process to prepare a polyolefin from sterically hindered, methyl branched, alpha-olefins
02/10/1993CN1068829A Organometallic fluorenyl compounds, preparation, and use
02/03/1993EP0525003A1 Procatalyst composition for the polymerization of olefins, its preparation and use.
02/02/1993US5183866 Polymer recovery process
01/1993
01/27/1993EP0524624A2 Organometallic fluorenyl compounds, preparation, and use
01/26/1993US5182330 Process for the copolymerization of 4-methyl-1-pentene
01/20/1993EP0523416A2 Catalyst and process for preparing high molecular weight polyolefines
01/20/1993EP0480017A4 Olefin polymerization catalyst and methods
01/20/1993CN1068125A Homogeneous olfin polymerization catalyst by abstraction with borane
01/19/1993US5180751 Polypropylene foam sheets
01/13/1993EP0522581A1 Process for producing olefin based polymers and olefin polymerization catalyst
01/13/1993EP0521908A1 Catalyst system of enhanced productivity.
01/12/1993US5179180 Process for the gas-phase homo- or copolymerization of alpha-olefin with a pretreated catalyst system
01/12/1993CA2018145C Poly-.alpha.-olefins
01/07/1993WO1993000371A1 Solid catalyst composition and production of polyolefin
01/05/1993US5177288 Organoaluminum chloride catalyst
01/05/1993US5177276 Alpha-olefin oligomers useful as base stocks and viscosity index improvers, and lubricating oils containing same
12/1992
12/30/1992EP0520816A2 Catalyst components for polymerization of olefins
12/30/1992EP0520811A2 Catalyst components for polymerization of olefins
12/30/1992EP0520732A1 Homogeneous olefin polymerization catalyst by ligand abstraction with lewis acids
12/30/1992EP0520028A1 Polypropylene foam sheets.
12/29/1992CA2072490A1 Catalyst and process for the preparation of high-molecular-weight polyolefins
12/28/1992WO1993000375A1 Polypropylene resin and its composition
12/23/1992EP0519342A2 Crystalline olefin polymers and copolymers in the form of spherical particles at high porosity
12/23/1992EP0519237A2 Soluble catalyst systems for preparing poly-1-alcenes with high molecular weight
12/23/1992EP0519236A2 Prepolymerized catalyst systems on carrier for preparation of poly-1-alkenes
12/23/1992CN1019580B Components and catalyst for polymerization of olefins
12/23/1992CN1019579B Process for preparing catalysts for polymerization of olefins
12/22/1992CA2019361C Polymer of 4-methylpentene-1
12/22/1992CA1311596C Process for the production of polyethylene materials
12/16/1992EP0517868A1 Multi-stage process for producing polyethylene.
12/16/1992CN1019496B Propolene polymer and their produetion
12/15/1992US5171801 Process for olefin polymerization
12/08/1992US5169914 Combining an initiator, a lewis acid, an electron donor, a hydrocarbon olefinic monomer, and a solvent; narrow molecular weight distribution
12/02/1992EP0516019A2 Process for preparing syndiotactic polyolefins with large molecular weight distribution
12/02/1992EP0516018A2 Process for preparing olefin polymers with large molecular weight distribution
12/02/1992EP0324835B1 Propylene polymerization catalyst and method
11/1992
11/28/1992CA2069603A1 Process for the preparation of syndiotactic polyolefins having a broad molecular weight distribution
11/28/1992CA2069602A1 Process for the preparation of polyolefins having a broad molecular weight distribution
11/25/1992EP0515132A2 Olefin polymerization catalyst and olefin polymerization
11/25/1992CN1066440A Cyclopentadiene type compounds and method of making
11/24/1992US5166340 Polymerization catalysts, coordination catalysts for olefin polymerization
11/24/1992US5165998 Prepolymers of olefins containing a chromiumoxide and a granular refractory oxide support
11/19/1992EP0513380A1 Process for producing olefinic polymer