▎ 摘　　要

NOVELTY - Fastener comprises 60-70 pts. wt. semi-aromatic polyamide imide, 3-5 pts. wt. pentafluorobenzoyl chloride, 1-2 pts. wt. anhydrous aluminum chloride, 3-5 pts. wt. methyl acryloyl chloride, 2-4 pts. wt. 2-propylene -2 -methyl propane sulfonic acid, 3-5 pts. wt. methyl vinyl silicon fluorene, 1-2 pts. wt. phosphorus pentoxide, 0.5-0.8 pts. wt. poly-phosphoric acid, 1-3 pts. wt. tris (2-acryloyloxyethyl) isocyanurate, 3-5 pts. wt. coupling agent, 6-10 pts. wt. graphene fiber, 15 -20 pts. wt. mullite fiber, 1-2 pts. wt. initiator, 2-4 pts. wt. allyl succinimidyl carbonate, 3-5 pts. wt. vinyl-polyhedral oligomeric silsesquioxanes (POSS) and 1-3 pts. wt. antioxidant. USE - The fastener is useful for composition material. ADVANTAGE - The fastener material has excellent aging resistance and mechanical properties and long service life. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for preparing fastener for composition material comprising mixing each raw material, and placing in the forming mold for thermal compression molding.