The results showed that the high carboxylated NBR featured high hardness,tensile strength and modulus,good abrasion resistance,but greater permanent set and poorer processing safety;

• 结果表明，高羧基丁腈橡胶具有硬度、拉伸强度和定伸应力高，耐磨性好，压缩永久变形大，加工安全性较差等特点；