| 英文名称: | | 1,3-Butadiene, 2-methyl-, polymer with 2-methyl-1-propene, brominated | | Butyl rubber, brominated | | Isobutylene, isoprene polymer, brominated | | 1,3-butadiene, 2-methyl-, polymer with2-methyl-1-propene, brominated | | 1,3-Butadiene,2-methyl-,polymer with 2-methyl-1-propene,brominated | | Butyl rubber,brominated | | Isobutylene,isoprene polymer,brominated |
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