• 专利标题:   Composite catalyst for oxygen/hydrogen evolution of electrolyzed water, comprises cobalt monoxide nanoparticles, cobalt diselenide nanoparticles and nitrogen-doped carbon nanotubes which are co-loaded on two-dimensional graphene sheet.
  • 专利号:   CN111054418-A
  • 发明人:   QIAN D, XU D, SU K, LONG X, ZHANG Z, LI J
  • 专利权人:   UNIV CENT SOUTH
  • 国际专利分类:   B01J027/24, B01J037/08, C25B001/04
  • 专利详细信息:   CN111054418-A 24 Apr 2020 B01J-027/24 202042 Pages: 14 Chinese
  • 申请详细信息:   CN111054418-A CN11320076 19 Dec 2019
  • 优先权号:   CN11320076

▎ 摘  要

NOVELTY - A two-dimensional cobalt monoxide-cobalt diselenide-nitrogen-doped carbon nanotubes/reduced graphene oxide dual-function composite catalyst comprises cobalt monoxide nanoparticles, cobalt diselenide nanoparticles and nitrogen-doped carbon nanotubes which are co-loaded on a two-dimensional graphene sheet. USE - Two-dimensional cobalt monoxide-cobalt diselenide-nitrogen-doped carbon nanotubes/reduced graphene oxide dual-function composite catalyst is used for oxygen/hydrogen evolution of electrolyzed water (claimed). ADVANTAGE - The two-dimensional cobalt monoxide-cobalt diselenide-nitrogen-doped carbon nanotubes/reduced graphene oxide dual-function composite catalyst has high activity and stability, and is economically prepared by simple process. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of two-dimensional cobalt monoxide-cobalt diselenide-nitrogen-doped carbon nanotubes/reduced graphene oxide dual-function composite catalyst, which involves mixing a cobalt salt, a nitrogen-containing organic small molecule compound and graphene oxide in a liquid phase, evaporating solvent, drying, obtaining a mixed powder, calcining the mixed powder in a protective atmosphere, placing obtained precursor and selenium powder in a protective atmosphere, and performing partial selenization.