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熱熔膠(jiao)增粘劑常用的有(you)松(song)香樹(shu)(shu)脂、石油(you)樹(shu)(shu)脂、古馬隆樹(shu)(shu)脂、萜(tie)烯樹(shu)(shu)脂、油(you)溶性酚醛樹(shu)(shu)脂。增粘樹(shu)(shu)脂與熱熔膠(jiao)成(cheng)分中的EVA主要材料的相(xiang)容(rong)性可以通過霧(wu)點(dian)(dian)來表征，霧(wu)點(dian)(dian)高代(dai)表相(xiang)容(rong)性就低。