• 专利标题:   Preparation of high-efficiency graphene-based lanthanide nanocomposite material by placing graphite oxide in deionized water, ultrasonically dispersing, adding lanthanum nitrate and ammonium metavanadate, stirring, and adding cerium nitrate.
  • 专利号:   CN113145100-A, CN113145100-B
  • 发明人:   HE G, CHEN H, YAO J, CHEN Q, YANG X, ZHU J, FU Y, HAO G, ZHAO Y
  • 专利权人:   UNIV CHANGZHOU
  • 国际专利分类:   B01J023/22, B01J037/10, B01J037/34, C02F001/30, C02F101/30, C02F101/34, C02F101/36, C02F101/38
  • 专利详细信息:   CN113145100-A 23 Jul 2021 B01J-023/22 202181 Pages: 11 Chinese
  • 申请详细信息:   CN113145100-A CN11520167 21 Dec 2020
  • 优先权号:   CN11520167

▎ 摘  要

NOVELTY - Preparation of high-efficiency graphene-based lanthanide nanocomposite material comprises placing graphite oxide in deionized water, ultrasonically dispersing to obtain graphite oxide dispersion solution, adding lanthanum nitrate and ammonium metavanadate, stirring, adding cerium nitrate, stirring, adjusting pH, hydrothermally reacting, suction filtering, washing, drying, and grinding. USE - The method is for preparation of high-efficiency graphene-based lanthanide nanocomposite material. ADVANTAGE - The nanocomposite material facilitates the transfer of electrons from cerium oxide and lanthanum vanadate to graphene sheet during photocatalytic degradation process, and has size of 5-50 nm and increased photocatalytic performance.