公开(公告)号：CA2947827C

公开(公告)日：2021-08-31

申请号：CA2947827

申请日：2015-04-06

Applicant: TORAY INDUSTRIES

Inventor： UMEDA HIROAKI ,  IZUHARA DAISUKE ,  FUJIEDA YUKA ,  LI JING ,  YANG YUNSONG ,  WANG KEPING

IPC: H01M8/02 ,  C08K5/3432 ,  C08K5/49 ,  C08L71/00 ,  C08L101/12 ,  H01B1/06 ,  H01M8/10

Abstract: To provide a practically excellent polymer electrolyte composition having excellent chemical stability of being resistant to strong oxidizing atmosphere during operation of fuel cell, and achieving excellent proton conductivity under low-humidification conditions, excellent mechanical strength and physical durability; a polymer electrolyte membrane, a membrane electrode assembly, and a polymer electrolyte fuel cell each using the same. A polymer electrolyte composition containing an ionic group-containing polymer (A), a phosphorus-containing additive (B), and a nitrogen-containing aromatic additive (C), the phosphorus-containing additive (B) and the nitrogen-containing aromatic additive (C) being a compound represented by specific structural formulae.

公开(公告)号：CA2947827A1

公开(公告)日：2015-10-15

申请号：CA2947827

申请日：2015-04-06

Applicant: TORAY INDUSTRIES

Inventor： UMEDA HIROAKI ,  IZUHARA DAISUKE ,  FUJIEDA YUKA ,  LI JING ,  YANG YUNSONG ,  WANG KEPING

IPC: H01M8/02 ,  C08K3/10 ,  C08K5/3432 ,  C08K5/49 ,  C08L71/00 ,  C08L101/12 ,  H01B1/06 ,  H01M8/10

Abstract: To provide a practically excellent polymer electrolyte composition having excellent chemical stability of being resistant to strong oxidizing atmosphere during operation of fuel cell, and achieving excellent proton conductivity under low-humidification conditions, excellent mechanical strength and physical durability; a polymer electrolyte membrane, a membrane electrode assembly, and a polymer electrolyte fuel cell each using the same. A polymer electrolyte composition containing an ionic group-containing polymer (A), a phosphorus-containing additive (B), and a nitrogen-containing aromatic additive (C), the phosphorus-containing additive (B) and the nitrogen-containing aromatic additive (C) being a compound represented by specific structural formulae.

公开(公告)号：EP3130024A4

公开(公告)日：2017-12-27

申请号：EP15777514

申请日：2015-04-06

Applicant: TORAY INDUSTRIES ,  DAIMLER AG ,  FORD MOTOR CO

Inventor： UMEDA HIROAKI ,  IZUHARA DAISUKE ,  FUJIEDA YUKA ,  LI JING ,  YANG YUNSONG ,  WANG KEPING

IPC: C08K5/50 ,  C08J5/22 ,  C08K3/10 ,  C08K5/3432 ,  C08K5/3437 ,  C08K5/49 ,  C08L71/00 ,  C08L101/12 ,  H01B1/06 ,  H01B1/12 ,  H01M8/02 ,  H01M8/1018 ,  H01M8/1023 ,  H01M8/1025 ,  H01M8/1032 ,  H01M8/1039 ,  H01M8/1048 ,  H01M8/1051

CPC classification number: H01M8/1048 ,  C08J5/2256 ,  C08J2361/16 ,  C08J2371/00 ,  C08J2381/06 ,  C08K3/10 ,  C08K5/3432 ,  C08K5/3437 ,  C08K5/49 ,  C08K5/50 ,  C08L71/00 ,  C08L101/12 ,  H01B1/122 ,  H01M8/1023 ,  H01M8/1025 ,  H01M8/1032 ,  H01M8/1039 ,  H01M8/1051 ,  H01M2008/1095 ,  C08L71/12

Abstract: An excellent polymer electrolyte composition has excellent chemical stability of being resistant to strong oxidizing atmosphere during operation of fuel cell, and achieves excellent proton conductivity under low-humidification conditions, excellent mechanical strength and physical durability. A polymer electrolyte membrane, a membrane electrode assembly, and a polymer electrolyte fuel cell each use the same. The polymer electrolyte composition contains an ionic group-containing polymer (A), a phosphorus-containing additive (B), and a nitrogen-containing aromatic additive (C), the phosphorus-containing additive (B) and the nitrogen-containing aromatic additive (C) being a compound represented by specific structural formulae.