用过的离子交换树脂滤芯可由厂家再生处理，不会对环境造成污染。
Used ion-exchange filter element could be recycled by producer and no pollution will happen.
聚氯乙烯：属于有机聚合物的合成树脂。通常用过氧化物催化剂处理乙烯基氯制得。
Synthetic resin, an organic polymer made by treating vinyl chloride monomers with a peroxide.
聚酯树脂是交联的不饱和聚合物，用过氧化物类催化剂可制成热固性树脂。
Polyester resins are unsaturated, cross-linked polymers which are made thermosetting by use of a peroxide-type catalyst.
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