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:
Jan. 17, 2012
Filed:
Aug. 23, 2007
Applicants:
Giampaolo Pellegatti, Ferrara, IT;
Daniele Bigiavi, Bologna, IT;
Rita Martelli, Ferrara, IT;
Maria Silvia Tonti, Ferrara, IT;
Luigi Resconi, Ferrara, IT;
Simona Guidotti, Bologna, IT;
Inventors:
Giampaolo Pellegatti, Ferrara, IT;
Daniele Bigiavi, Bologna, IT;
Rita Martelli, Ferrara, IT;
Maria Silvia Tonti, Ferrara, IT;
Luigi Resconi, Ferrara, IT;
Simona Guidotti, Bologna, IT;
Assignee:
Basell Polyolefine GmbH, Wesseling, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 23/20 (2006.01); C08F 210/08 (2006.01); C08F 4/60 (2006.01); C08F 4/6592 (2006.01); B01J 31/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
A 1-butene/propylene copolymer composition having a content of propylene derived units from 4 to 10% by weight, wherein at least 50% of the polymer is present in the thermodynamically stable, trigonal form I after 100 hours at room temperature, said composition comprising: