| 英文名称: | | siloxanes and silicones, di-me, 2-methyl-3-(methylamino)propyl group-terminated | | , polymers with 1,4-butanediol, 1,1'-methylenebis[4-isocyantocyclohexane] and p | | olyethylene glycol | | siloxanes and silicones, di-me,2-methyl-3-(methylamino)propyl group-terminated, polymers with |
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