Inventor · disambiguated record
Sirpa Ala-Huikku
Also filed as: ALA-HUIKKU SIRPA
12 granted patents·75 citations·filing 1992–2001
90Inventor score
Top patents by PatentIndex Score
12 records- 0170US6200923B1Polymerization catalyst composition containing magnesium, titanium, halogen, and carboxylic acid esterBOREALIS TECH OY·Filed 1997·Granted Mar 13, 2001·12 cites·50 claims
- 0269US6207607B1Composition containing magnesium, titanium, halogen and an inner electron donor, its preparation and use for the polymerization of alpha-olefinsBOREALIS AS·Filed 1997·Granted Mar 27, 2001·12 cites·49 claims
- 0363US6706655B2Catalyst component comprising magnesium, titanium, a halogen and an electron donor, its preparation and useBOREALIS TECH OY·Filed 2001·Granted Mar 16, 2004·5 cites·53 claims
- 0459US6420499B1Catalyst component comprising magnesium, titanium, a halogen and an election donor, its preparation and useBOREALIS TECH OY·Filed 1998·Granted Jul 16, 2002·13 cites·44 claims
- 0557US5324698ANew carrier catalyst for the polymerization of ethyleneNESTE OY·Filed 1992·Granted Jun 28, 1994·12 cites·2 claims
- 0649US6875721B1Soluble magnesium dihalide complex, preparation and useBOREALIS TECH OY·Filed 1998·Granted Apr 5, 2005·4 cites·28 claims
- 0749US6365540B1Product containing magnesium, halogen and alkoxyBOREALIS TECH OY·Filed 1998·Granted Apr 2, 2002·3 cites·55 claims
- 0843US6703455B1Catalyst component comprising magnesium, titanium, a halogen and an electron donor, its preparation and useGRACE W R & CO·Filed 1999·Granted Mar 9, 2004·5 cites·69 claims
- 0937US5461018AProcatalyst composition for the polymerization of alpha-olefines, preparation and useBOREALIS HOLDING AS·Filed 1994·Granted Oct 24, 1995·4 cites·7 claims
- 1035US5677256AMethod of preparing catalyst composition for polymerizing olefinsNESTE OY·Filed 1996·Granted Oct 14, 1997·3 cites·6 claims
- 1130US6288180B1Process for the polymerization of α-olefins, a catalyst used in the polymerization and its preparationBOREALIS POLYMERS OY·Filed 1997·Granted Sep 11, 2001·0 cites·37 claims
- 1230US5583083AProcatalyst composition for homo- and copolymerization of alpha olefins, its preparation and its useNESTE OY·Filed 1995·Granted Dec 10, 1996·2 cites·17 claims
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