發泡膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)就(jiu)是(shi)(shi)(shi)(shi)(shi)能夠粘(zhan)接二個(ge)(ge)物(wu)(wu)體(ti)(ti)(ti)(ti)(ti)的(de)(de)(de)(de)物(wu)(wu)質。膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)不(bu)(bu)(bu)(bu)是(shi)(shi)(shi)(shi)(shi)獨立存在(zai)的(de)(de)(de)(de)，它必須(xu)涂(tu)在(zai)二個(ge)(ge)物(wu)(wu)體(ti)(ti)(ti)(ti)(ti)之(zhi)間(jian)(jian)才能發揮粘(zhan)接作用(yong)(yong)。膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)的(de)(de)(de)(de)化學成分(fen)(fen)(fen)，在(zai)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)性(xing)環境里。膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)的(de)(de)(de)(de)高(gao)(gao)分(fen)(fen)(fen)子(zi)(zi)(zi)體(ti)(ti)(ti)(ti)(ti)(白(bai)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)中(zhong)(zhong)的(de)(de)(de)(de)醋酸乙(yi)烯是(shi)(shi)(shi)(shi)(shi)石油衍生(sheng)物(wu)(wu)的(de)(de)(de)(de)一種)都是(shi)(shi)(shi)(shi)(shi)呈(cheng)圓形粒(li)子(zi)(zi)(zi)，一般(ban)粒(li)子(zi)(zi)(zi)的(de)(de)(de)(de)半徑是(shi)(shi)(shi)(shi)(shi)在(zai)0.5~5μm之(zhi)間(jian)(jian)。物(wu)(wu)體(ti)(ti)(ti)(ti)(ti)的(de)(de)(de)(de)粘(zhan)接，就(jiu)是(shi)(shi)(shi)(shi)(shi)靠膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)的(de)(de)(de)(de)高(gao)(gao)分(fen)(fen)(fen)子(zi)(zi)(zi)體(ti)(ti)(ti)(ti)(ti)間(jian)(jian)的(de)(de)(de)(de)拉(la)力(li)(li)來實現的(de)(de)(de)(de)。在(zai)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)就(jiu)是(shi)(shi)(shi)(shi)(shi)中(zhong)(zhong)高(gao)(gao)分(fen)(fen)(fen)子(zi)(zi)(zi)體(ti)(ti)(ti)(ti)(ti)的(de)(de)(de)(de)載體(ti)(ti)(ti)(ti)(ti)，水(shui)(shui)(shui)(shui)(shui)(shui)(shui)載著高(gao)(gao)分(fen)(fen)(fen)子(zi)(zi)(zi)體(ti)(ti)(ti)(ti)(ti)慢慢地浸入到物(wu)(wu)體(ti)(ti)(ti)(ti)(ti)的(de)(de)(de)(de)組織(zhi)內(nei)。當膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)的(de)(de)(de)(de)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)分(fen)(fen)(fen)消失后，膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)的(de)(de)(de)(de)高(gao)(gao)分(fen)(fen)(fen)子(zi)(zi)(zi)體(ti)(ti)(ti)(ti)(ti)就(jiu)依靠相互(hu)間(jian)(jian)的(de)(de)(de)(de)拉(la)力(li)(li)，將(jiang)兩個(ge)(ge)物(wu)(wu)體(ti)(ti)(ti)(ti)(ti)緊緊的(de)(de)(de)(de)結合在(zai)一起。在(zai)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)的(de)(de)(de)(de)使用(yong)(yong)中(zhong)(zhong)，涂(tu)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)量(liang)過(guo)多(duo)就(jiu)會使膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)的(de)(de)(de)(de)高(gao)(gao)分(fen)(fen)(fen)子(zi)(zi)(zi)體(ti)(ti)(ti)(ti)(ti)相互(hu)擁(yong)(yong)擠(ji)在(zai)一起;高(gao)(gao)分(fen)(fen)(fen)子(zi)(zi)(zi)體(ti)(ti)(ti)(ti)(ti)間(jian)(jian)產生(sheng)不(bu)(bu)(bu)(bu)了很好的(de)(de)(de)(de)拉(la)力(li)(li)。高(gao)(gao)分(fen)(fen)(fen)子(zi)(zi)(zi)體(ti)(ti)(ti)(ti)(ti)相互(hu)擁(yong)(yong)擠(ji)，從而形成不(bu)(bu)(bu)(bu)了相互(hu)間(jian)(jian)較(jiao)強的(de)(de)(de)(de)吸引力(li)(li)。同時，高(gao)(gao)分(fen)(fen)(fen)子(zi)(zi)(zi)體(ti)(ti)(ti)(ti)(ti)間(jian)(jian)的(de)(de)(de)(de)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)分(fen)(fen)(fen)也不(bu)(bu)(bu)(bu)容易揮發掉。這(zhe)就(jiu)是(shi)(shi)(shi)(shi)(shi)為(wei)什么在(zai)粘(zhan)接過(guo)程中(zhong)(zhong)"膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)膜(mo)越(yue)厚，膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)的(de)(de)(de)(de)粘(zhan)接效力(li)(li)就(jiu)越(yue)差的(de)(de)(de)(de)原因"。涂(tu)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)量(liang)過(guo)多(duo)，膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)大起到的(de)(de)(de)(de)是(shi)(shi)(shi)(shi)(shi)"填(tian)充作用(yong)(yong)"而不(bu)(bu)(bu)(bu)是(shi)(shi)(shi)(shi)(shi)粘(zhan)接作用(yong)(yong)，物(wu)(wu)體(ti)(ti)(ti)(ti)(ti)間(jian)(jian)的(de)(de)(de)(de)粘(zhan)接靠的(de)(de)(de)(de)不(bu)(bu)(bu)(bu)是(shi)(shi)(shi)(shi)(shi)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)的(de)(de)(de)(de)粘(zhan)結力(li)(li)，而是(shi)(shi)(shi)(shi)(shi)膠(jiao)(jiao)(jiao)(jiao)(jiao)(jiao)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)的(de)(de)(de)(de)"內(nei)聚力(li)(li)"。如果不(bu)(bu)(bu)(bu)是(shi)(shi)(shi)(shi)(shi)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)溶(rong)性(xing)的(de)(de)(de)(de)，其實原理也大同小異，就(jiu)是(shi)(shi)(shi)(shi)(shi)用(yong)(yong)其他溶(rong)劑代(dai)替(ti)了水(shui)(shui)(shui)(shui)(shui)(shui)(shui)罷了。