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:
Oct. 09, 2012
Filed:
Jan. 18, 2008
Applicants:
Werner Posch, Enns, AT;
Manfred Stadlbauer, Linz, AT;
Stefan Schiesser, Leonding, AT;
Inventors:
Assignee:
Borealis Technology Oy, Porvoo, FI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L 23/04 (2006.01); C08F 8/00 (2006.01); C08J 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Polypropylene composition comprising a) an isotactic polypropylene (iPP) produced in the presence of a single-site catalyst and said isotactic polypropylene (iPP) has a mean isotactic block length between two structural chain defects, as a statistical average, greater than 70, and b) an atactic polypropylene (aPP) with an absorbance ratio of the absorption band at 998 cmto the absorption band at 973 cm[A/A] below 0.80 wherein the weight ratio of said atactic polypropylene to the sum of said atactic polypropylene and said isotactic polypropylene (aPP/(aPP+iPP)) is at least 0.50 wt.-%.