現在市面(mian)上主(zhu)要的(de)膠粘(zhan)劑(ji)分為水性膠,溶劑(ji)型膠,和熱(re)熔膠,每一(yi)類都有其(qi)獨(du)特的(de)特點(dian)。熱(re)熔(rong)膠(jiao)主(zhu)要(yao)(yao)是固化時間快,粘(zhan)接(jie)強度(du)高(gao),環保(bao)(bao),還能起填補作用(yong),特別適合全自動生產(chan)需求(qiu),適用(yong)的(de)材料廣(guang)。水(shui)性(xing)(xing)膠(jiao)主(zhu)要(yao)(yao)是以(yi)(yi)水(shui)為溶(rong)(rong)(rong)劑(ji)(ji)的(de)膠(jiao)黏劑(ji)(ji),主(zhu)要(yao)(yao)特點(dian)是無毒(du)不燃(ran),綠色環保(bao)(bao),初粘(zhan)性(xing)(xing)強,但干燥(zao)速度(du)慢,粘(zhan)性(xing)(xing)不穩定,對溫度(du)比較敏感,適用(yong)材料相對單(dan)一(yi)。溶(rong)(rong)(rong)劑(ji)(ji)型膠(jiao)主(zhu)要(yao)(yao)以(yi)(yi)有機溶(rong)(rong)(rong)劑(ji)(ji)為溶(rong)(rong)(rong)劑(ji)(ji)的(de)膠(jiao)黏劑(ji)(ji),主(zhu)要(yao)(yao)特點(dian)是粘(zhan)接(jie)強度(du)高(gao),耐水(shui)性(xing)(xing)好,但揮發性(xing)(xing)大(da),污染(ran)較大(da)等。隨著近年社會提(ti)倡環保(bao)(bao),人們愈加認(ren)識(shi)到溶(rong)(rong)(rong)劑(ji)(ji)型膠(jiao)帶來的(de)危害。
水性膠雖然(ran)是環保的,但(dan)與熱熔膠相比(bi)應用(yong)領域(yu)太少(shao),而熱(re)熔膠(jiao)的應用(yong)非常廣泛,取代水性膠(jiao)和(he)溶(rong)劑(ji)型膠(jiao)黏(nian)劑(ji)是未(wei)來發展的方向。這(zhe)樣不僅能減(jian)少(shao)溶(rong)劑(ji)排放,避免造(zao)成環境污染(ran),還(huan)可以保(bao)護生產工人的健康,所以說熱(re)熔膠(jiao)即環保(bao)又(you)安全!
