• 专利标题:   Preparation method of cuprous oxide @ copper oxide-graphene nano composite used in detecting nitrogen dioxide, involves adding graphene oxide into cuprous oxide dispersion liquid under alkaline condition to obtain a mixed liquid, stirring and reacting the mixed solution to obtain nano composite.
  • 专利号:   CN114853051-A
  • 发明人:   LING Y, LI W, LIU Q, CHENG M, WEI T, XU S, LIU B, LI J, HU J
  • 专利权人:   UNIV SUZHOU SCI TECHNOLOGY
  • 国际专利分类:   B01J023/72, B82Y030/00, B82Y040/00, C01B032/184, C01G003/02, G01N027/00
  • 专利详细信息:   CN114853051-A 05 Aug 2022 C01G-003/02 202287 Chinese
  • 申请详细信息:   CN114853051-A CN10311193 28 Mar 2022
  • 优先权号:   CN10311193

▎ 摘  要

NOVELTY - Preparation method of Cu2O@CuO-RGO nano-composite material, involves(1)adding graphene oxide into cuprous oxide dispersion liquid under an alkaline condition to obtain mixed liquid; mass concentration of the cuprous oxide dispersion liquid is 1-5 mg/mL; pH of the alkaline condition is 9-14;(2) stirring and reacting mixed solution to obtain Cu2O @ CuO-RGO nano-composite. USE - Preparation method of cuprous oxide @ copper oxide-graphene nano composite used in detecting nitrogen dioxide(claimed). ADVANTAGE - The method has simple process, safety and reliability, high purity, low cost and easy large-scale preparation; preparation of the obtained Cu 2 TheCu2O@CuO-RGO multi-stage nano composite material has outstanding advantages in application of detecting nitrogen dioxide gas.