Issued Patents All Time
Showing 25 most recent of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7129302 | Bimetallic catalyst for producing polyethylene resins with bimodal molecular weight distribution, its preparation and use | Robert I. Mink, Pradeep P. Shirodkar, Gary M. Diamond, David Barry, Chunming Wang +2 more | 2006-10-31 |
| 7101939 | Ethylene/α-olefin copolymer made with a non-single-site/single-site catalyst combination, its preparation and use | Pradeep P. Shirodkar, Robert I. Mink, Gary M. Diamond, Jill H. Paul, Lawrence T. Kale +1 more | 2006-09-05 |
| 6995109 | Method of making a bimetallic catalyst with higher activity | Robert I. Mink, Kenneth G. Schurzky, Pradeep P. Shirodkar, Robert Santana | 2006-02-07 |
| 6964937 | Bimetallic catalyst for producing polyethylene resins with bimodal molecular weight distribution, its preparation and use | Robert I. Mink, Pradeep P. Shirodkar, Gary M. Diamond, David Barry, Chunming Wang +2 more | 2005-11-15 |
| 6855654 | Bimetallic catalyst for ethylene polymerization reactions with uniform component distribution | Yury V. Kissin, Robert I. Mink, Pradeep P. Shirodkar, Sandra D. Schregenberger, Grace O. Tsien | 2005-02-15 |
| 6740617 | One pot preparation of bimetallic catalysts for ethylene 1-olefin copolymerization | Robert I. Mink, Yury V. Kissin, Pradeep P. Shirodkar, Grace O. Tsien, Sandra D. Schregenberger | 2004-05-25 |
| 6713425 | One pot preparation of bimetallic catalysts for ethylene 1-olefin copolymerization | Robert I. Mink, Yury V. Kissin, Pradeep P. Shirodkar, Grace O. Tsien, Sandra D. Schregenberger | 2004-03-30 |
| 6569963 | Process for controlling the MWD of a broad or bimodal resin in a single reactor | Sandra D. Schregenberger, Pradeep P. Shirodkar, Grace O. Tsien | 2003-05-27 |
| 6486089 | Bimetallic catalyst for ethylene polymerization reactions with uniform component distribution | Yury V. Kissin, Robert I. Mink, Pradeep P. Shirodkar, Sandra D. Schregenberger, Grace O. Tsien | 2002-11-26 |
| 6420298 | Metallocene catalyst compositions, processes for making polyolefin resins using such catalyst compositions, and products produced thereby | Robert I. Mink, Sandra D. Schregenberger, Kenneth G. Schurzky, Pradeep P. Shirodkar | 2002-07-16 |
| 6417130 | One pot preparation of bimetallic catalysts for ethylene 1-olefin copolymerization | Robert I. Mink, Yury V. Kissin, Pradeep P. Shirodkar, Grace O. Tsien, Sandra D. Schregenberger | 2002-07-09 |
| 6410474 | Process for controlling the MWD of a broad/bimodal resin in a single reactor | Sandra D. Schregenberger, Pradeep P. Shirodkar, Grace O. Tsien | 2002-06-25 |
| 6403181 | Premium pipe resins | David Barry, Vincent Joseph Crotty, Brian Egan, Robert I. Mink, Sandra D. Schregenberger +2 more | 2002-06-11 |
| 6291384 | High activity catalyst prepared with alkoxysilanes | Robert I. Mink | 2001-09-18 |
| 6194520 | Ethylene polymer resins for blow molding applications | Subrahmanyam Cheruvu, S. Christine Ong, Giyarpuram N. Prasad, Paul TONG | 2001-02-27 |
| 6153551 | Preparation of supported catalyst using trialkylaluminum-metallocene contact products | Yuri V. Kissin, Robert I. Mink | 2000-11-28 |
| 6051525 | Catalyst for the manufacture of polyethylene with a broad or bimodal molecular weight distribution | Frederick Y. Lo, Robert I. Mink, Sandra D. Schregenberger, Pradeep P. Shirodkar | 2000-04-18 |
| 6001766 | Bimetallic catalysts for ethylene polymerization reactions activated with paraffin-soluble alkylalumoxanes | Yury V. Kissin, Robert I. Mink | 1999-12-14 |
| 5994256 | Process for forming a catalyst precursor for copolymerizing ethylene and an alpha-olefin of 3 to 10 carbon atoms | James F. Lottes, Robert I. Mink, Yury V. Kissin | 1999-11-30 |
| 5939348 | Catalyst for the manufacture of polythylene with a narrow molecular weight distribution | Robert I. Mink | 1999-08-17 |
| 5882750 | Single reactor bimodal HMW-HDPE film resin with improved bubble stability | Robert I. Mink, Sandra D. Schregenberger, Pradeep P. Shirodkar, Grace O. Tsien | 1999-03-16 |
| 5693583 | High activity polyethylene catalysts which produce bimodal or trimodal product molecular weight distributions | Robert O. Hagerty, Per K. Husby, Yury V. Kissin, Robert I. Mink | 1997-12-02 |
| 5614456 | Catalyst for bimodal molecular weight distribution ethylene polymers and copolymers | Robert I. Mink, Sandra D. Schregenberger, Pradeep P. Shirodkar, Grace O. Tsien | 1997-03-25 |
| 5602067 | Process and a catalyst for preventing reactor fouling | Frederick Y. Lo, Ronald S. Shinomoto, Pradeep P. Shirodkar | 1997-02-11 |
| 5561091 | High activity polyethylene catalyst prepared from an alcohol and silicon tetrachloride | Robert I. Mink | 1996-10-01 |