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Class Information
Number: 526/906
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Comminution of transition metal containing catalyst
Description: Processes of polymerizing an ethylenically unsaturated monomer in the presence of a catalyst containing a transition metal, which transition metal catalyst has been comminuted.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6833442 |
Complex and method for producing epoxides by using the complex |
Dec. 21, 2004 |
| 6689924 |
Liquid phase catalytic fluorination of hydrochlorocarbon and hydrochlorofluorocarbon |
Feb. 10, 2004 |
| 6384159 |
Production of polyethylene with a titanium amide catalyst |
May. 7, 2002 |
| 6214948 |
Catalytic system comprising a solid precursor and process for the polymerization of olefins |
Apr. 10, 2001 |
| 5409875 |
Polymer-supported catalyst for polymerization and copolymerization of olefins |
Apr. 25, 1995 |
| 5135899 |
Method for the activation of a carrier for a polymerization catalyst, and a catalyst component obtained using the method |
Aug. 4, 1992 |
| 4981928 |
Supported polyolefin catalyst for polymerization of ethylene under high temperatures |
Jan. 1, 1991 |
| 4972035 |
Process for preparing ultra-high-molecular-weight polyolefin fine powder |
Nov. 20, 1990 |
| 4960744 |
Catalyst system for the polymerization of propylene and process |
Oct. 2, 1990 |
| 4857612 |
Process for the polymerization of alpha olefins |
Aug. 15, 1989 |
| 4847340 |
Novel propylene polymerization process |
Jul. 11, 1989 |
| 4742138 |
Production of ethylene copolymers |
May. 3, 1988 |
| 4736002 |
Novel propylene polymerization process |
Apr. 5, 1988 |
| 4680350 |
Purified catalyst support |
Jul. 14, 1987 |
| 4670525 |
Catalytic titanium compound, process for the manufacture thereof, and method for the polymerization of alkenes-1 with application of such a titanium component |
Jun. 2, 1987 |
| 4621124 |
Catalyst system for the polymerization of ethylene |
Nov. 4, 1986 |
| 4619981 |
Process for preparing polyolefins |
Oct. 28, 1986 |
| 4614727 |
Polymerization catalyst |
Sep. 30, 1986 |
| 4613655 |
Catalysts for the polymerization of olefins |
Sep. 23, 1986 |
| 4585840 |
Olefin polymerization catalysts adapted for gas phase processes |
Apr. 29, 1986 |
| 4582816 |
Catalysts, method of preparation and polymerization processes therewith |
Apr. 15, 1986 |
| 4581426 |
Process for polymerization of .alpha.-olefins and catalysts therefor |
Apr. 8, 1986 |
| 4568730 |
Polymerization catalyst |
Feb. 4, 1986 |
| 4544717 |
Polymerization catalysts |
Oct. 1, 1985 |
| 4542197 |
Polymerization catalyst |
Sep. 17, 1985 |
| 4542198 |
Polymerization catalysts |
Sep. 17, 1985 |
| 4540757 |
Polymerization and catalyst |
Sep. 10, 1985 |
| 4533707 |
Supported transition metal composition |
Aug. 6, 1985 |
| 4526944 |
Preparation of .alpha.-monoolefin homopolymers and copolymers |
Jul. 2, 1985 |
| 4518752 |
Process for polyolefins production |
May. 21, 1985 |
| 4507448 |
Process for the production of polyolefins |
Mar. 26, 1985 |
| 4495338 |
Components of catalysts for the polymerization of olefins |
Jan. 22, 1985 |
| 4490513 |
Process for producing polymers or copolymers of olefins containing at least three carbon atoms and catalysts therefor |
Dec. 25, 1984 |
| 4489198 |
Polymerization of ethylene with a catalyst comprising several transition metal compounds |
Dec. 18, 1984 |
| 4476289 |
Catalysts for the polymerization of olefins |
Oct. 9, 1984 |
| 4442277 |
Process and catalyst for olefin polymerization |
Apr. 10, 1984 |
| 4419501 |
Olefin polymerization catalyst components and polymerization process |
Dec. 6, 1983 |
| 4404342 |
Process for preparing a copolymer |
Sep. 13, 1983 |
| 4404341 |
Process for producing olefin polymers or copolymers and catalyst therefor |
Sep. 13, 1983 |
| 4391738 |
Catalyst for olefinic polymerization |
Jul. 5, 1983 |
| 4390671 |
Catalyst component for use in the polymerization of .alpha.-olefins and a method of using the same |
Jun. 28, 1983 |
| 4385160 |
Preparation of homopolymers and copolymers of .alpha.-monoolefins by means of a Ziegler-Natta catalyst system |
May. 24, 1983 |
| 4385162 |
Preparation of homopolymers and copolymers of .alpha.-mono-olefins by means of a Ziegler-Natta catalyst system |
May. 24, 1983 |
| 4384088 |
Process for preparing polyolefins |
May. 17, 1983 |
| 4379898 |
Polymerization catalysts |
Apr. 12, 1983 |
| 4367321 |
Preparation of homopolymers and copolymers of .alpha.-mono-olefins by means of a Ziegler catalyst system |
Jan. 4, 1983 |
| 4356295 |
Process for polymerizing olefins |
Oct. 26, 1982 |
| 4354010 |
Transition metal compound |
Oct. 12, 1982 |
| 4348507 |
Catalyst component for use in the polymerization of .alpha.-olefins and a method of using the same |
Sep. 7, 1982 |
| 4316975 |
Titanium trichloride catalytic component and method for homo- or copolymerization of .alpha.-olefin |
Feb. 23, 1982 |
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