| 摘要 |
<p>A foaming rubber composition comprising a highly saturated nitrile copolymer rubber, such as a hydrogenated copolymer of an unsaturated nitrile and a conjugated diene or a hydrogenated copolymer of an unsaturated nitrile, a conjugated diene and an ethylenically unsaturated monomer, a sulfur vulcanizing agent and a foaming agent. A rubber foam obtained by vulcanizing and foaming this composition keeps a stable quality.</p> |
