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unsaturated polyester resin
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unsaturated polyester resin
Encyclopedia
理学
不饱和聚酯树脂
释
unsaturated polyester resin; UP
不饱和聚酯树脂
主链中含有─CH═CH─的一种线型结构（见线型高分子）聚酯树脂。能与烯类单体，如苯乙烯、丙烯酸酯、乙酸乙烯酯等混合后，在引发剂和促进剂的作用下，于常温下聚合成不溶、不熔产物。英文缩写UP。
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