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Title:
FUEL BATTERY
Document Type and Number:
Japanese Patent JP2023155940
Kind Code:
A
Abstract:
To provide a fuel battery that can suppress the occurrence of cross leaks.SOLUTION: In a fuel battery, a cover sheet has a two-layer structure of an adhesive layer placed on a support frame and an electrolyte membrane side, and a core layer placed on a first gas diffusion layer side, the cover sheet is adhered to the support frame and the electrolyte membrane or a first catalyst layer via the adhesive layer so as to prevent reaction gas from passing through, and the softening point of the core layer is 20°C or more higher than the softening point of the adhesive layer.SELECTED DRAWING: Figure 2

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Inventors:
IMURA YU
NAKAZAWA SATORU
Application Number:
JP2022065466A
Publication Date:
October 24, 2023
Filing Date:
April 12, 2022
Export Citation:
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Assignee:
TOYOTA MOTOR CORP
International Classes:
H01M8/0284; H01M8/0273; H01M8/0276
Attorney, Agent or Firm:
Tatsuto Kishimoto
Akihiko Yamashita
Noriaki Yamamoto



 
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