The low temperature properties and the interrelated properties of the modified NR were tested and analyzed by using butadiene-isoprene rubber synthesized with rare earth catalysts(RE BIR) to replace CPBR.
采用稀土丁异戊橡胶代替顺丁橡胶,测试并分析了改性天然橡胶的低温性能及相关性能。
