• 专利标题:   Modified graphene platinum catalyst used for direct methanol fuel cell anode comprises 1,3-propylene diamine-modified graphene, and platinum.
  • 专利号:   CN105126829-A
  • 发明人:   LI Q, WANG H, ZENG J, ZHONG X, FENG Q, LIN Y
  • 专利权人:   UNIV GUANGXI NORMAL
  • 国际专利分类:   B01J023/42, H01M004/92
  • 专利详细信息:   CN105126829-A 09 Dec 2015 B01J-023/42 201633 Pages: 15 English
  • 申请详细信息:   CN105126829-A CN10569915 09 Sep 2015
  • 优先权号:   CN10569915

▎ 摘  要

NOVELTY - Modified graphene platinum catalyst comprises 1,3-propylene diamine-modified graphene, and 20-40 wt.% platinum. USE - Modified graphene platinum catalyst used for direct methanol fuel cell anode (claimed). ADVANTAGE - The catalyst has uniform dispersion, smaller particle size, high electrocatalytic activity and improved long-term cycle stability. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for the preparation of modified graphene platinum catalyst comprising preparing 1,3-propylene diamine-modified graphene, dispersing in water, adding platinum catalyst precursor, ultrasonic dispersing, adding sodium borohydride, and ultrasonic dispersing.