| 英文名称: | | Siloxanes and Silicones, di-Me, vinyl group-terminated | | Polydimethylsiloxane, vinyl end blocked | | dow corning 3-4939 | | dow corning 6646 | | ge 3175 | | ps 441 | | ps 442 | | ps 448 | | sylgard 170a | | vinyl dimethylsiloxy-terminated polydimethylsiloxane | | Siloxanes and Silicones,di-Me,vinyl group-terminated | | Polydimethylsiloxane,vinyl end blocked |
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