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[分享] 关于聚氨酯固化剂的耐黄变性测试分析 |
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有道理,是游离TDI的原因。cnlyk版主说的没错,国内的三聚体游离TDI都极高
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生产抗黄变剂,抗UV剂抗氧剂。
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坚持每天都学习!
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坚持每天都学习!
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