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. 21, 2025
Filed:
Sep. 10, 2020
Toyobo Co., Ltd., Osaka, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Toagosei Co., Ltd., Toyota, JP;
Shinya Watanabe, Tsuruga, JP;
Ai Koganemaru, Otsu, JP;
Hisao Okumura, Tokyo, JP;
Tomoya Sugiki, Tokyo, JP;
Takahiro Ito, Nagoya, JP;
Makoto Imahori, Nagoya, JP;
Yusuke Shimmyo, Toyota, JP;
Kenji Sato, Toyota, JP;
Takuya Kurihara, Toyota, JP;
TOYOBA CO., LTD., Osaka, JP;
TOAGOSEI CO., LTD., Tokyo, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Tokyo, JP;
Abstract
The invention provides an assembly for fuel cell which has an excellent adhesive force in the presence of hot water, and a laminated body which is used for the assembly for fuel cell. The assembly for fuel cell comprises an adhesive resin layer containing a polyolefin having at least one group selected from the group consisting of an acidic group and an acid anhydride group and having an acid value of 0.01 mgKOH/g to 6.5 mgKOH/g; and two or more members bonded with the adhesive resin layer interposed therebetween, wherein at least one of the members is a metal member having a ratio of a dipole term in surface free energy of 0.01% to 5.0%.