▎ 摘　　要

NOVELTY - Graphene polymer natural rubber shoe sole composite foaming material comprises 55-65 pts. wt. natural rubber, 12-18 pts. wt. butadiene rubber, 12-18 pts. wt. nitrile rubber, 4-6 pts. wt. white carbon black, 4-6 pts. wt. nano medium, 1.5-2.5 pts. wt. graphite, 1.2-1.6 pts. wt. zinc oxide, 3.5-4.5 pts. wt. heat stabilizer, 5-7 pts. wt. flow additive and 1.8-2.8 pts. wt. foaming agent. USE - Used as graphene polymer natural rubber shoe sole composite foaming material. ADVANTAGE - The material has ultra-light, has excellent wear resistance, high tensile strength, good mechanical property, good durability, high hardness and is suitable for used as the shoe sole material. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for preparing graphene polymer natural rubber shoe sole composite foaming material comprising (1) weighing each raw material taking the graphene polymer natural rubber shoe sole compound foaming material, (2) adding natural rubber into Banbury mixer at the temperature of 120-125 degrees C under mastication for 10-15 minutes, discharging of the natural rubber after mastication room temperature and storing for more than 48 hours , (3) removing the crosslinking agent, pouring into a mixer for mixing of raw materials except the foaming agent, when the temperature reaches the temperature is 100-105 degrees C, turning for the first time, turning for the second time when the temperature reaches 110-115 degrees C and continuously mixing for 7-10 minutes, (4) continuously heating, when the temperature reaches 120-125 degrees C, turning for the third time, adding cross linking agent into the mixer continues mixing, mixing time is 4-6 minutes, (5) adding the foaming agent into the mixer for fully mixing uniformly, mixing for 7-9 minutes to obtain the mixture, adding mixture is mold pressing foaming or injection foaming to obtain the graphene polymer natural rubber shoe sole composite foaming material.