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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.:

US 12215250 B1

PDFFull Text
Date of Patent:
Feb. 04, 2025

Filed:

Jun. 18, 2018

Adhesive composition and heat-fusible member using same

Applicant:

Toagosei Co., Ltd., Tokyo, JP;

Inventors:

Takahiro Ito, Aichi, JP;

Makoto Imahori, Aichi, JP;

Makoto Hirakawa, Aichi, JP;

Assignee:

TOAGOSEI CO., LTD., Tokyo, JP;

Attorney:

Fitch, Even, Tabin & Flannery LLP

Primary Examiner:

Rabon A Sergent

Int. Cl.
CPC ...
C09J 151/06 (2006.01); B32B 15/085 (2006.01); C08F 20/06 (2006.01); C08F 22/06 (2006.01); C08F 255/04 (2006.01); C08G 18/73 (2006.01); C08G 18/75 (2006.01); C08G 18/78 (2006.01); C08G 18/79 (2006.01); C08J 5/12 (2006.01); C08K 5/29 (2006.01); C09J 5/06 (2006.01); C09J 7/35 (2018.01); C09J 11/06 (2006.01); C09J 123/26 (2006.01); H01M 50/10 (2021.01); H01M 50/105 (2021.01); H01M 50/19 (2021.01); H01M 50/193 (2021.01);
U.S. Cl.
CPC ...
C09J 151/06 (2013.01); B32B 15/085 (2013.01); C08F 20/06 (2013.01); C08F 22/06 (2013.01); C08F 255/04 (2013.01); C08G 18/73 (2013.01); C08G 18/755 (2013.01); C08G 18/7831 (2013.01); C08G 18/7837 (2013.01); C08G 18/7843 (2013.01); C08G 18/791 (2013.01); C08J 5/125 (2013.01); C08K 5/29 (2013.01); C09J 5/06 (2013.01); C09J 7/35 (2018.01); C09J 11/06 (2013.01); C09J 123/26 (2013.01); H01M 50/10 (2021.01); H01M 50/105 (2021.01); H01M 50/19 (2021.01); H01M 50/193 (2021.01); C09J 2203/33 (2013.01); C09J 2301/312 (2020.08); C09J 2400/163 (2013.01); C09J 2423/006 (2013.01); Y02E 60/10 (2013.01);
Abstract

An adhesive composition having high room-temperature peel strength, high hot peel strength, and excellent adhesion, as well as excellent electrolyte resistance even when used for packaging materials for lithium ion batteries is provided, which contains an organic solvent, a polyolefin (A) that has an acidic group and/or an acid anhydride group and is soluble in the organic solvent, and an isocyanate compound, wherein the isocyanate compound comprises (B) a diisocyanate compound having a C4-7 hydrocarbon group and/or a derivative thereof, and (C) a diisocyanate compound having a C8-14 hydrocarbon group and/or a derivative thereof; and a heat-fusible member using the adhesive composition is also provided.

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