▎ 摘　　要

NOVELTY - An air-tight layer adhesive comprises 80-100 pts. wt. brominated butyl rubber, 40-50 pts. wt. butyl reclaimed rubber, 5-15 pts. wt. graphene/graphene natural rubber composite masterbatch, 55-70 pts. wt. carbon black, 0.5-0.7 pt. wt. stearic acid, 5-7 pts. wt. aromatic oil, 9-12 pts. wt. homogenizer, 5-7 pts. wt. 5C petroleum resin, 0.5-0.7 pt. wt. sulfur powder, 1.5-2 pts. wt. accelerator and 1-1.25 pts. wt. zinc oxide. USE - Air-tight layer adhesive (claimed). ADVANTAGE - The air-tight layer adhesive having low gas permeation rate and high gas barrier property, is prepared by simple method. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of air-tight layer adhesive.