| 英文名称: | | ol and 2,4,4-trimethylpentene, reaction products with ethylene-manuf.-by-produc | | t piperylene-cut alkene-steam-cracked petroleum distillate polymers | | alkenes, ethylene-manuf.-by-productdicyclopentadiene-conc., polymers with phenol and2,4,4-trimethylpentene, reaction products withethylene-manuf.-by-product piperylene-cut alkene-steam-crackedpetroleum distillate polymers |
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