Issued Patents All Time
Showing 25 most recent of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9562119 | Ethylene polymerization catalysts | Main Chang | 2017-02-07 |
| 9556295 | Supported donor modified ziegler-natta catalysts | Irfan Saeed, Esa Kokko, Paivi Waldvogel, Marja Mustonen | 2017-01-31 |
| 8461280 | Multi-stage process for producing multimodal linear low density polyethylene polymers | Virginie Eriksson, Marjo Vaananen, Markku Vahteri, Petri Rekonen, Jari Hatonen +5 more | 2013-06-11 |
| 8409681 | Multi-stage process for producing multi-modal linear low density polyethylene | Paivi Waldvogel, Kalle Kallio, Virginie Eriksson, Aki Aittola, Esa Kokko | 2013-04-02 |
| 8143184 | Method for the preparation of olefin polymerisation catalyst | Paivi Waldvogel | 2012-03-27 |
| 7718563 | Production of olefin polymerization catalysts | Peter Denifl, Erik Van Praet, Michael Bartke, Marita Oksman, Marja Mustonen +1 more | 2010-05-18 |
| 7608555 | Method for the preparation of olefin polymerization catalysts | Kari Pesonen, Paivi Waldvogel, Timo Laine, Peter Denifl, Jarmo Lindroos | 2009-10-27 |
| 7432220 | Method for the preparation of olefin polymerization catalyst support and an olefin polymerization catalyst | Paivi Waldvogel, Kari Pesonen | 2008-10-07 |
| 7341971 | Production of olefin polymerization catalysts | Peter Denifl, Erik Van Praet, Michael Bartke, Marita Oksman, Marja Mustonen +1 more | 2008-03-11 |
| 7238637 | Method for the preparation of olefin polymerization catalysts | Kari Pesonen, Paivi Waldvogel, Timo Laine, Peter Denifl, Jarmo Lindroos | 2007-07-03 |
| 6875721 | Soluble magnesium dihalide complex, preparation and use | Timo Leinonen, Sirpa Ala-Huikku | 2005-04-05 |
| 6849700 | Catalyst component comprising magnesium, titanium, a halogen and an electron donor, its preparation and use | Timo Leinonen | 2005-02-01 |
| 6818584 | Process for preparing a Ziegler-Natta catalyst | Solveig Johansson, Paivi Waldvogel | 2004-11-16 |
| 6706655 | Catalyst component comprising magnesium, titanium, a halogen and an electron donor, its preparation and use | Timo Leinonen, Sirpa Ala-Huikku | 2004-03-16 |
| 6703455 | Catalyst component comprising magnesium, titanium, a halogen and an electron donor, its preparation and use | Timo Leinonen, Sirpa Ala-Huikku | 2004-03-09 |
| 6576710 | Multi-stage process for the preparation of &agr;-olefin polymers having controlled stereoregularity and products prepared thereof | Paivi Huovinen, Pauli Leskinen | 2003-06-10 |
| 6455642 | Process for producing a homogeneous polyethylene material in the presence of a catalyst | Ole Jan Myhre, Auli Nummila-Pakarinen, Jarmo Lindroos, Paivi Waldvogel | 2002-09-24 |
| 6420499 | Catalyst component comprising magnesium, titanium, a halogen and an election donor, its preparation and use | Timo Leinonen, Sirpa Ala-Huikku | 2002-07-16 |
| 6365540 | Product containing magnesium, halogen and alkoxy | Timo Leinonen, Sirpa Ala-Huikku | 2002-04-02 |
| 6339136 | Process for making propylene homo or copolymers | Sirpa Ala Huikku, Timo Leinonen, Ali Harlin, Fred Bergmann | 2002-01-15 |
| 6303532 | Olefin polymerization catalyst containing a transesterification product of a lower alcohol and a phthalic acid ester | Timo Leinonen, Eero Iiskola | 2001-10-16 |
| 6288180 | Process for the polymerization of .alpha.-olefins, a catalyst used in the polymerization and its preparation | Timo Leinonen, Sirpa Ala-Huikku | 2001-09-11 |
| 6207607 | Composition containing magnesium, titanium, halogen and an inner electron donor, its preparation and use for the polymerization of alpha-olefins | Timo Leinonen, Sirpa Ala-Huikku | 2001-03-27 |
| 6200923 | Polymerization catalyst composition containing magnesium, titanium, halogen, and carboxylic acid ester | Timo Leinonen, Sirpa Ala-Huikku | 2001-03-13 |
| 6034026 | Procatalyst for ethylene polymer production, method for its preparation and use | Solveig Johansson, Ulf Palmqvist, Daniel Lindgren, Marita Sutela, Paivi Waldvogel +1 more | 2000-03-07 |