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:
Sep. 09, 2014
Filed:
May. 17, 2011
Koichiro Maeda, Yokohama, JP;
Naoki Yoshida, Tokyo, JP;
Koichiro Maeda, Yokohama, JP;
Naoki Yoshida, Tokyo, JP;
Zeon Corporation, Tokyo, JP;
Abstract
Disclosed is a sealing material composition for a secondary battery, which is capable of providing a safe sealing layer that exhibits excellent adhesion in the sealing portion, while preventing leakage of the electrolyte solution. Specifically disclosed is a sealing material composition for a secondary battery, which is characterized by containing a diene rubber, a thermoplastic elastomer, carbon and an organic liquid material. The sealing material composition for a secondary battery is also characterized in that the number of coarse particles contained in 3 mL of the composition is 10 or less, said coarse particles having a maximum diameter of 10 μm or more.