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再过|化学视窗
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  • pp耐寒剂 - 塑料耐寒剂

    pp耐寒剂 - 塑料耐寒剂

    前言:多少 比例的pp 需要耐寒改性没听懂。多少比例的PP?一般均聚(全部单体单元均为丙烯)耐寒性差,另外丙烯与少量2.5%左右的乙烯共聚,聚合的共聚PP,耐冲...

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