The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 12, 2009
Filed:
Oct. 20, 2005
Applicants:
Luigi Resconi, Ferrara, IT;
Simona Guidotti, Altedo di Malalbergo-Bologna, IT;
Friederike Morhard, Bangkok, TH;
Anna Fait, Ferrara, IT;
Inventors:
Luigi Resconi, Ferrara, IT;
Simona Guidotti, Altedo di Malalbergo-Bologna, IT;
Friederike Morhard, Bangkok, TH;
Anna Fait, Ferrara, IT;
Assignee:
Basell Poyloefine GmbH, Wesseling, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/42 (2006.01);
U.S. Cl.
CPC ...
Abstract
A solution polymerization process for obtaining isotactic, crystalline or crystallizable 1-butene/propylene polymers comprising contacting under polymerization conditions at a temperature ranging from 50° C. to 90° C. 1-butene and propylene in the presence of a catalyst system obtainable by contacting: