| 摘要 |
PURPOSE:To obtain rubber boots having high hardness and high modulus and excellent fatigue resistance by molding a rubber composition containing a specified chloroprene polymer and a specified 2,3-dichlorobutadiene-1,3 polymer and vulcanizing the obtained molding. CONSTITUTION:A rubber composition comprising a chloroprene polymer containing at least 80wt.% chloroprene units and a 2,3-dichlorobutadiene-1,3 polymer containing at least 70wt.% 2,3-dichlorobutadiene-1,3 units is molded and vulcanized. |
