▎ 摘　　要

NOVELTY - Simultaneous optimization of graphene-modified natural rubber vulcanizate mechanics, with low heat generation and wear resistance, comprises reducing number of oxygen-containing functional groups on the surface of graphene oxide sheets by a streamlined modification process, preparing graphene-modified natural rubber vulcanizate by aqueous co-coagulation process and mechanical blending method; evenly dispersing modified graphene oxide with the reduced number of surface oxygen-containing functional groups in the natural rubber vulcanizate by aqueous-phase synergistic coagulation process and the mechanical blending method. USE - Method for simultaneously optimizing graphene modified natural rubber vulcanized rubber mechanics with low heat generation and wear resistance. Uses include but are not limited to automobile tire, wire, and cable. ADVANTAGE - The surface oxygen-containing functional group number of modified graphene oxide can make the crosslinking density of the natural rubber vulcanized rubber is increased and the crosslinked network is more perfect, so as to obtain the graphene modified natural rubber vulcanized rubber with mechanical, low heat generation and abrasion resistance. The method has important meaning for the application of the propelling graphene in the high performance rubber field. DETAILED DESCRIPTION - Simultaneous optimization of graphene-modified natural rubber vulcanizate mechanics, with low heat generation and wear resistance, comprises reducing number of oxygen-containing functional groups on the surface of graphene oxide sheets by a streamlined modification process that is easy for industrial production, and preparing graphene-modified natural rubber vulcanizate with optimized mechanical properties, low heat generation and wear resistance by aqueous co-coagulation process and mechanical blending method; evenly dispersing modified graphene oxide with the reduced number of surface oxygen-containing functional groups in the natural rubber vulcanizate by aqueous-phase synergistic coagulation process and the mechanical blending method; where modified graphene oxide with reduced number of oxygen-containing functional groups on the surface can effectively reduce the adsorption of graphene on vulcanization aids in the natural rubber composite material system; the crosslinking rate and vulcanization rate of natural rubber composites can be improved, cross-linking density of natural rubber vulcanizate is increased and the cross-linking network is more perfect, thus, a graphene-modified natural rubber vulcanizate with optimized mechanical, low heat generation and wear resistance properties is obtained.