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:
Dec. 05, 2023
Filed:
Aug. 31, 2018
Applicant:
Asahi Kasei Kabushiki Kaisha, Tokyo, JP;
Inventors:
Mana Kajiwara, Tokyo, JP;
Hiroshi Miyazawa, Tokyo, JP;
Assignee:
Asahi Kasei Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0525 (2010.01); H01M 50/403 (2021.01); H01M 50/417 (2021.01); H01M 50/489 (2021.01); H01M 50/406 (2021.01); H01M 50/491 (2021.01);
U.S. Cl.
CPC ...
H01M 10/0525 (2013.01); H01M 50/403 (2021.01); H01M 50/406 (2021.01); H01M 50/417 (2021.01); H01M 50/489 (2021.01); H01M 50/491 (2021.01);
Abstract
A polyolefin microporous membrane has a puncture elongation of not more than 2.30 mm. The temperature of the stress inflection point is not less than 80.0° C., and the stress peak value is not more than 1.8 gin thermomechanical analysis (TMA) measurement of the transverse direction of the polyolefin microporous membrane.
Kajiwara, Mana. (2023). Polyolefin microporous membrane with improved puncture elongation and thermomechanical properties and method for manufacturing the same (U.S. Patent No. 11837693). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11837693
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile