| abstract |
The invention discloses a kind of sulfonated graphene modified aqueous polyurethane resin and preparation method, the sulfonated graphene modified aqueous polyurethane resin is using including prepared by the components of following parts by weight：Poly-dihydric alcohol 8%~20%, reactive silicone oil 2.0%~4.5%, diisocyanate 4.0%~10.0%, chain extender .0%~3.0%, catalyst 0.001%~0.003%, antioxidant 0.4%~0.8%, deionized water 60%~75%, triethylamine 0.5%~1.5%, ethylenediamine 0.4%~1.2%, sulfonated graphene 0.02~0.10%, sulfonated graphene modified aqueous polyurethane resin produced by the present invention, after synthetic leather is made, have the characteristics that excellent mechanical strength, good water resistance, resistance to acid and alkali and high temperature resistance. |