加成主要导致聚乙烯醇缩丁烯醛的交联。
Crosslinking in polyvinyl butenal was mainly resulted from the 1,4 addition.
实验结果表明，交联后的聚乙烯醇粘合剂性能优于聚乙烯醇缩醛粘合剂，而且无毒无害，是一种优良的环保材料。
Experimental results showed that the properties of crosslinked adhesive of PVA are superior than those of polyvinyl acetal adhesive. Further-more, it has innoxious to people, it is a excellent en...
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