The i nf luence of acrylonitrile in nitrile rubber,rubber/resin ratio and curing agents o n AS/NBR/HSB dynamic vulcanizates were investigated.

• 结果表明,动态硫化显著提高了共混材料的拉伸强度和扯断伸长率,酚醛树脂是AS/NBR/HSB共混体系比较理想的动态硫化交联剂;