• 专利标题:   Graphene oxide sea water desalting composite film comprises microporous ceramic layer, graphene oxide layer, and silica phase layer.
  • 专利号:   CN107188569-A
  • 发明人:   WU X
  • 专利权人:   CHANGSHA WUDAO IND DESIGN CO LTD
  • 国际专利分类:   B01D067/00, B01D069/12, B01D071/02, C04B035/622, C04B038/00, C04B041/89
  • 专利详细信息:   CN107188569-A 22 Sep 2017 C04B-035/622 201779 Pages: 9 Chinese
  • 申请详细信息:   CN107188569-A CN10460983 18 Jun 2017
  • 优先权号:   CN10460983

▎ 摘  要

NOVELTY - Graphene oxide sea water desalting composite film comprises microporous ceramic layer having 1-10 mu m pore size, graphene oxide layer having 1-5 nm pore size, and silica phase layer having greater than or equal to 20 mu m pore size. USE - Graphene oxide sea water desalting composite film. ADVANTAGE - The material has high desalting rate and long useful life. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of graphene oxide sea water desalting composite film comprising preparing ceramic slurry, coating on smooth substrate, roller pressing, drying, curing to form microporous ceramic layer, peeling, preparing graphene oxide solution, applying to ceramic layer, vacuum filtering to obtain graphene oxide layer, preparing silica coating, coating on graphene oxide layer, heating, aging, and drying.