皇冠体育在线

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皇冠体育在线

热熔胶块的初粘性能

发布时间:2019-08-27点击量:6

热熔胶块的初粘性能

初粘力是压敏胶皇冠体育在线区别于其他胶黏剂一种非常重要而有特殊的粘合性能。这么重要的一个概念又为什么至今没有一个统一的定义呢?因为目前业界对胶粘剂的粘接机理还没有统一的认识,而初粘力又比其他力更复杂。初粘力是进年来行业会议上争论比较多的议题之一,之所以会出现这样的情况,跟至今学术界对初粘力没有一个完整统一的定义有关。

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此法早已被美国采用并制定为压敏胶制品初粘性能测试的国家标准方法之一,即ASTM D-3121-73;也以为美国压敏胶粘带协会制定为初粘性能测试的行业标准之一,即PSTC-6。
 

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