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. 08, 2013
Filed:
Apr. 23, 2009
Applicants:
Thilo Mohr, Homburg, DE;
Detlef Busch, Saarlouis, DE;
Bertram Schmitz, Saargemunies, FR;
Christian Peters, St. Ingbert, DE;
Inventors:
Thilo Mohr, Homburg, DE;
Detlef Busch, Saarlouis, DE;
Bertram Schmitz, Saargemunies, FR;
Christian Peters, St. Ingbert, DE;
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 27/32 (2006.01); B32B 27/00 (2006.01); C08K 5/00 (2006.01); C08L 53/00 (2006.01); C08L 23/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a biaxially oriented, single-layer microporous film which has a shut-off function and is made of propylene homopolymer, propylene block copolymer I and β-nucleation agent. The melting range of the propylene block copolymer I starts at a temperature ranging from 50 to 120° C. The invention also relates to using the film as a separator in primary or secondary battery.