• 专利标题:   Preparing photo-assisted catalytic multi-sulfide lithium conversion composite material useful in lithium-sulfur battery anode material, comprises mixing and grinding cadmium sulfide and sulfur, heating in reaction kettle with protective lining and filled argon gas and cooling.
  • 专利号:   CN115863558-A
  • 发明人:   WANG X, WU S, MA C, CHEN Z, LUO D
  • 专利权人:   UNIV SOUTH CHINA NORMAL
  • 国际专利分类:   B82Y030/00, B82Y040/00, H01M010/052, H01M004/13, H01M004/139, H01M004/36, H01M004/38, H01M004/62
  • 专利详细信息:   CN115863558-A 28 Mar 2023 H01M-004/36 202333 Chinese
  • 申请详细信息:   CN115863558-A CN11376684 04 Nov 2022
  • 优先权号:   CN11376684

▎ 摘  要

NOVELTY - Preparing photo-assisted catalytic multi-sulfide lithium conversion composite material comprises (i) mixing and grinding the cadmium sulfide and sulfur to obtain powder; and (ii) adding the powder into the reaction kettle with protective lining, filling argon gas, placing the reaction vessel in the heating instrument for heating for a certain time and cooling to obtain lithium polysulfide photoassisted catalytic conversion composite material. USE - The method is useful for preparing photo-assisted catalytic multi-sulfide lithium conversion composite material is useful in lithium-sulfur battery anode material (claimed). ADVANTAGE - The method prepares photo-assisted catalytic multi-sulfide lithium conversion composite material with high catalytic performance, long-term cycle stability and excellent rate performance. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are also included for: Lithium-sulfur battery anode material comprising conductive agent comprising conductive carbon black, carbon fiber, carbon nano tube or graphene and the agglomerant comprising polyvinylidene chloride, sodium carboxymethyl cellulose or styrene-butadiene rubber; Preparing lithium-sulfur battery anode material; and Sulfur lithium battery.