| 摘要 |
<p>PURPOSE:To provide the rubber composition not causing the generation of irregular yellow discoloration and used for white belts. CONSTITUTION:The rubber composition comprises at least one of ethylene- propylene copolymer rubber and ethylene-propylene-diene terpolymer rubber and acrylonitrile-butadiene copolymer rubber as main components, further a peroxide in an amount of 1.0-1.6 pts.wt. per 100 pts.wt. of the rubber component, and at least one of the following components (A), (B), and (C). (A) A multifunctional monomer. (B) Sulfur or sulfur-containing vulcanization- accelerating agent. (C) A phenolic aging preventive.</p> |
