• 专利标题:   Preparation of nano silver/graphene/polymer composite antibacterial liquid, involves mixing graphene oxide solution, block copolymer/silver nitrate solution, and block copolymer/acrylate solution, adding initiator, and polymerizing.
  • 专利号:   CN105199039-A, CN105199039-B
  • 发明人:   WU L, ZHONG Z, ZHANG J, HUANG H
  • 专利权人:   UNIV ZHEJIANG GONGSHANG
  • 国际专利分类:   C08F002/24, C08F220/14, C08K003/04, C08K003/08, C09D133/12, C09D005/14, C09D007/12
  • 专利详细信息:   CN105199039-A 30 Dec 2015 C08F-220/14 201623 Pages: 10 English
  • 申请详细信息:   CN105199039-A CN10598120 18 Sep 2015
  • 优先权号:   CN10598120

▎ 摘  要

NOVELTY - Preparation of nano silver/graphene/polymer composite antibacterial liquid, involves ultrasonically dispersing graphene oxide in water to obtain solution (A), dissolving polyoxyethylene-polyoxypropylene-polyoxyethylene block copolymer in water and adding silver nitrate to obtain solution (B), dissolving polyoxyethylene-polyoxypropylene-polyoxyethylene block copolymer in water and adding acrylate to obtain solution (C), mixing solutions (A,B), mixing solution (C) and obtained nano silver/graphene composite, adding initiator, and polymerizing. USE - Preparation of nano silver/graphene/polymer composite antibacterial liquid (claimed). ADVANTAGE - The method enables uniform loading of silver nanoparticles on graphene, and uniform dispersion of nano silver/graphene composite in polymer emulsion to form a stable composite antibacterial liquid having excellent antibacterial property. DETAILED DESCRIPTION - Preparation of nano silver/graphene/polymer composite antibacterial liquid, involves ultrasonically dispersing graphene oxide in water to obtain solution (A), dissolving polyoxyethylene-polyoxypropylene-polyoxyethylene block copolymer in water and adding silver nitrate to obtain solution (B), dissolving polyoxyethylene-polyoxypropylene-polyoxyethylene block copolymer in water and adding acrylate to obtain solution (C), mixing solutions (A,B) to obtain nano silver/graphene composite aqueous solution, processing the solution to obtain nano silver/graphene composite, mixing solution (C) and nano silver/graphene composite, adding initiator, and polymerizing in a water bath at constant temperature.