Patents for C08F 110 - Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond (14,255) |
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04/04/1990 | EP0361494A2 Components and catalysts for the polymerization of olefins |
04/04/1990 | EP0361363A2 High strength linear, low density polyethylene polymerization process and film (phenomenal film) |
04/03/1990 | US4914253 Using a supported group 4 or 5 metallocene-alumoxane catalyst; molecular weight control with hydrogen |
03/27/1990 | US4912279 In binder |
03/27/1990 | US4912074 Catalyst composition for preparing high density or medium density olefin polymers |
03/20/1990 | US4910271 Process for the polymerisation of ethylene or the copolymerisation of ethylene and alpha-olefins in a fluidised bed in the presence of a chromium based catalyst |
03/20/1990 | CA1266856A1 Process for polymerization of butene-1 |
02/28/1990 | EP0355447A2 Propylene isoblock polymer and process for preparing the same |
02/28/1990 | EP0355446A2 1-Olefin isoblock polymer and process for preparing the same |
02/28/1990 | CN1040036A Process and catalyst for producing syndiotactic polyolefins |
02/21/1990 | CN1039812A Syndiotactic polypropylene |
02/13/1990 | CA1265893A1 PROCESS FOR THE POLYMERISATION OF ETHYLENE OR THE COPOLYMERISATION OF ETHYLENE AND .alpha.-OLEFINS IN A FLUIDISED BED IN THE PRESENCE OF A CHROMIUM BASED CATALYST |
01/17/1990 | EP0351392A2 Process and catalyst for producing syndiotactic polyolefins |
01/17/1990 | EP0351391A2 Syndiotactic polypropylene |
01/17/1990 | EP0351189A2 Ethylene-alpha-olefin copolymer and films obtained therefrom |
01/10/1990 | EP0349927A2 Catalyst for regulating the molecular weight distribution of ethylene polymers |
01/09/1990 | US4892851 Process and catalyst for producing syndiotactic polyolefins |
01/09/1990 | CA1264399A1 Process for the preparation of polyolefins |
01/03/1990 | EP0349146A2 Process for preparing ultra-high molecular weight polyethylene |
12/19/1989 | CA1263996A1 Process for polymerizing a monomer charge |
12/12/1989 | US4886771 Catalyst for regulating the molecular weight distribution of ethylene polymers |
11/08/1989 | EP0341012A2 Uniform molecular weight polymers |
11/07/1989 | US4879076 Process for the production of polyethylene materials |
11/07/1989 | EP0324835A4 Propylene polymerization catalyst and method. |
11/02/1989 | EP0339571A1 Process for preparation of ethylene polymers |
10/24/1989 | US4876320 Process for reducing sheeting during polymerization of alpha-olefins |
10/11/1989 | EP0336128A2 Process for preparing an alpha-olefin polymer |
09/26/1989 | US4870144 Process for producing an isobutylene polymer having functional terminal end groups |
09/26/1989 | CA1260490A1 Process and catalyst for polyolefin density and molecular weight control |
09/06/1989 | CN1035298A Process for production of polyethylene with broad and /or bimodal molecular weight distribution |
08/23/1989 | EP0328826A2 Process and apparatus for controlling the manufacture of polymers |
08/23/1989 | EP0224479B1 Process for reducing sheeting during polymerization of alpha-olefins |
07/26/1989 | EP0324838A1 Lower alkene polymers |
07/26/1989 | EP0324835A1 Propylene polymerization catalyst and method |
07/25/1989 | US4851489 Long chain branching in polyolefins from Ziegler-Natta catalysts |
07/19/1989 | EP0324585A2 Catalyst composition for preparing high density or linear low density olefin polymers of controlled molecular weight distribution |
07/19/1989 | CN1034008A Polyolefin composition for injection molding |
07/18/1989 | US4849572 Process for preparing polybutenes having enhanced reactivity using boron trifluoride catalysts (PT-647) |
07/18/1989 | US4849487 1-olefin stereoblock polymer, and a process for its preparation |
07/13/1989 | WO1989006244A1 Process and apparatus for controlling the manufacture of polymers |
07/12/1989 | CN1033813A Propolene polymer and their production |
07/11/1989 | CA1257450A1 Control method of polymerization temperature |
07/05/1989 | EP0322731A2 Vinylcyclohexane-based polymers and process for production thereof |
06/28/1989 | EP0322241A2 Process for preparing polybutenes having enhanced reactivity using boron trifluoride catalysts |
06/28/1989 | EP0321853A1 Alpha-olefin stereo block polymer wax, and process for preparing the same |
06/28/1989 | EP0321852A1 Poly-alpha-olefin wax and process for preparing the same |
06/28/1989 | EP0321851A1 Polyethylene wax and process for preparing the same |
06/28/1989 | CN1004629B Process for producing chlorinated high polymers by solid phase chlorination under stirring |
06/20/1989 | US4841004 Zirconium metallocene and alumoxane polymerization catalysts |
06/14/1989 | EP0320150A2 Propylene polymers and their production |
06/07/1989 | EP0318609A1 Polypropylene impact copolymer reactor control system |
05/24/1989 | EP0317240A1 Alpha-olefinic random copolymer and production process thereof |
05/24/1989 | EP0317200A1 Process for preparing ultrathigh molecular weight polyethylene |
05/16/1989 | US4831000 Coordination catalyst containing aluminum, titanium, vanadium, and ether |
05/03/1989 | EP0314165A1 Process for the production of polyethylene with a broad and/or bimodal molecular weight distribution |
04/26/1989 | EP0313076A2 Process for the high-pressure homopolymerization of ethylene |
04/18/1989 | US4822945 Preparation of decene oligomers and use thereof as lubricating oils |
04/11/1989 | US4820785 Trialkyl boron or dialkyl aluminum alkoxide activated chromium cocatalyst on silica support; ethylene polymerization |
04/05/1989 | EP0310449A2 Process for the production of polyethylene materials |
03/29/1989 | CN1032016A Process for olefin polymerization |
03/22/1989 | EP0307907A2 Process for olefin polymerization |
02/15/1989 | EP0303519A1 Polymerization of ethylene |
02/09/1989 | WO1989001001A1 Lower alkene polymers |
02/09/1989 | DE3823934A1 Process for producing an ethylene polymerisation catalyst and ethylene polymerisation process |
02/08/1989 | EP0302424A1 Process for preparing 1-olefinpolymers |
02/08/1989 | CN1030907A Lower alkene polymers |
01/26/1989 | WO1989000584A1 Propylene polymerization catalyst and method |
01/11/1989 | EP0298432A2 Process for the manufacture of polyethylene |
01/10/1989 | CA1248694A1 Process for producing poly-1-butene |
01/10/1989 | CA1248509A1 Polymerization catalyst, production and use |
01/04/1989 | CN1030082A Catalyst for producing atactic polyproylene and procedure for preparing such catalyst |
12/28/1988 | CN88101337A Process for preparing fine grain aluminoxane |
12/27/1988 | US4794096 Hafnium metallocene catalyst for the polymerization of olefins |
12/21/1988 | EP0295312A1 Solid catalyst for olefin polymerization and process for its preparation |
12/20/1988 | US4792592 Maintaining static electric charge in reaction mass |
12/14/1988 | EP0294942A1 Solid catalyst for polymerizing an olefin |
12/14/1988 | CN88103902A Solid catalyst for polymerizing olefin |
12/01/1988 | WO1988009348A1 Catalyst for producing atactic polypropylene, and procedure for preparing such catalyst |
11/23/1988 | EP0292007A2 Packaging material for photosensitive materials |
11/23/1988 | EP0291824A2 Improved chromium catalyst compositions |
10/26/1988 | EP0287666A1 Process for polymerizing olefins |
10/19/1988 | CN87107013A Method for varying melting points and molecular weights of polyolefin using metallocene catalyst systems |
10/19/1988 | CN87106984A Hafnium metallocene catalyst for the polymerization of olefins |
10/05/1988 | EP0284708A1 Metallocene catalyst systems for olefin polymerization having a silicon hydrocarbyl bridge. |
10/05/1988 | EP0284707A1 Hafnium metallocene catalyst for the polymerization of olefins |
09/28/1988 | EP0283958A2 Olefin polymer and process for production thereof |
09/27/1988 | CA1242550A1 Catalyst for alpha-olefin polymerization |
09/06/1988 | US4769510 Process for the preparation of polyolefins |
08/31/1988 | EP0279890A2 In situ comonomer generation in olefin polymerization |
08/31/1988 | EP0279863A1 Catalyst for polymerizing alpha-olefin and polymerization process |
08/30/1988 | US4767735 Flowing catalyst and monomer through elongated tubal reactor for controlled time |
08/24/1988 | EP0279586A2 Finely divided aluminoxane, process for producing same and its use |
08/24/1988 | EP0279456A2 Process for producing isobutylene polymers having functional terminal end groups |
08/24/1988 | EP0279153A2 Process for increasing the efficiency of a pre-polymerized catalyst |
08/17/1988 | CN87107158A Process for increasing efficiency of pre-polymerized catalyst |
08/11/1988 | WO1988005793A1 Catalysts, method of preparing these catalysts and method of using said catalysts |
08/11/1988 | WO1988005792A1 Catalysts, method of preparing these catalysts, and polymerization processes wherein these catalysts are used |
08/10/1988 | EP0277553A2 Branched low-pressure polyolefines and their preparation process |
08/10/1988 | EP0277514A2 Highly crystalline polypropylene |
08/10/1988 | CN85105150B Polymerization of olefin and its catalyst |