• 专利标题:   Preparing emulsion polymerized styrene-butadiene rubber, by adding ethanol and graphene, performing ultrasonic treatment, adding ionic liquid in graphene dispersion, adding latex, graphene emulsion and methyl cellulose and dehydrating.
  • 专利号:   CN110734589-A
  • 发明人:   WEI X, LIANG T, GUO J, GONG G, XU D, LI J, ZHAO H, ZHAO Y
  • 专利权人:   PETROCHINA CO LTD
  • 国际专利分类:   C08K003/04, C08K009/04, C08L001/28, C08L009/08
  • 专利详细信息:   CN110734589-A 31 Jan 2020 C08L-009/08 202017 Pages: 11 Chinese
  • 申请详细信息:   CN110734589-A CN10794729 19 Jul 2018
  • 优先权号:   CN10794729

▎ 摘  要

NOVELTY - Method for preparing emulsion polymerized styrene-butadiene rubber from modified graphene, involves (a) adding 600-1000 parts mass ethanol to beaker, adding 100 parts mass graphene, ultrasonically reacting in an ice water mixture for 8-12 hours, fully dispersing graphene, dripping 1000-1500 parts mass ionic liquid in the graphene dispersion and stirring for 6-10 hours in an ice water mixture to obtain the ionic liquid modified graphene emulsion and (b) adding 20-100 parts mass soft water and 100 parts mass styrene-butadiene latex to a coagulation kettle, stirring and mixing, adding 5-20 parts mass ionic liquid modified graphene emulsion and 0.3-1 part mass methyl cellulose, stirring and mixing for 30 minutes, adding 3-15 parts mass demulsifier, stirring and mixing for 30 minutes, adding 5-15 parts mass coagulant, stirring for 2-5 hours at 80-100 degrees C, curing, washing, dehydrating and drying. USE - The method is used for preparing emulsion polymerized styrene-butadiene rubber from modified graphene.