熱(re)(re)熔(rong)(rong)膠具有(you)快(kuai)速固快(kuai),適合(he)自動化高速流水線作(zuo)業;熱(re)(re)熔(rong)(rong)膠粘(zhan)接材(cai)料廣泛,例(li)如電子(zi)產(chan)品(pin)主要由大量(liang)的(de)金(jin)屬(shu)(shu)(shu)和非(fei)金(jin)屬(shu)(shu)(shu)材(cai)料的(de)零(ling)配(pei)件組(zu)成(cheng),正好適合(he)這種(zhong)金(jin)屬(shu)(shu)(shu)材(cai)料與(yu)非(fei)金(jin)屬(shu)(shu)(shu)材(cai)料,非(fei)金(jin)材(cai)料與(yu)非(fei)金(jin)屬(shu)(shu)(shu)材(cai)料之間的(de)粘(zhan)合(he);熱(re)(re)熔(rong)(rong)膠施工方便(bian),沒有(you)溶劑揮發,無需(xu)干燥設備(bei),可(ke)以有(you)多種(zhong)上膠方式,可(ke)以噴(pen)涂、輥涂、刮涂,或用(yong)熱(re)(re)熔(rong)(rong)膠膜、網、粉等復(fu)合(he),可(ke)以自動粘(zhan)接,也(ye)可(ke)以手動粘(zhan)接;熱(re)(re)熔(rong)(rong)膠是固含量(liang),存(cun)儲方便(bian),節(jie)能、環保、無毒、低氣味(wei)、低VOC,要求等等。所以,熱(re)(re)熔(rong)(rong)膠越(yue)來越(yue)廣泛應用(yong)在電子(zi)制造(zao)行(xing)業。
熱熔膠是由PA、PES、EVA、PO等(deng)合(he)成橡膠等(deng)主體樹脂佐(zuo)以增(zeng)粘樹脂、稀釋劑(ji)、抗氧劑(ji)等(deng)原料,根據一定的生產(chan)工藝,加熱熔融,充分(fen)攪(jiao)拌均勻,制(zhi)備(bei)而成,廣泛應用在電子、鞋材、汽車、服裝、包裝、印刷(shua)、紡織(zhi)、家具等(deng)多個(ge)行業(ye)中(zhong)。
熱(re)(re)(re)熔(rong)膠(jiao)的(de)(de)形態各(ge)異,豐(feng)富多(duo)彩,有(you)(you)(you)(you)棒(bang)狀(zhuang)(zhuang)、粒(li)狀(zhuang)(zhuang)、條狀(zhuang)(zhuang)、粉(fen)狀(zhuang)(zhuang)、膜狀(zhuang)(zhuang)、網狀(zhuang)(zhuang)、球狀(zhuang)(zhuang)、枕頭(tou)狀(zhuang)(zhuang)等(deng)等(deng),色彩上(shang)有(you)(you)(you)(you)黃白黑青透明等(deng)等(deng)。有(you)(you)(you)(you)壓敏(min)(min)型(xing)的(de)(de)熱(re)(re)(re)熔(rong)膠(jiao),也(ye)有(you)(you)(you)(you)非壓敏(min)(min)型(xing)熱(re)(re)(re)熔(rong)膠(jiao);有(you)(you)(you)(you)可塑性(xing)的(de)(de)熱(re)(re)(re)熔(rong)膠(jiao),也(ye)有(you)(you)(you)(you)反應型(xing)、不(bu)可塑性(xing)的(de)(de)熱(re)(re)(re)熔(rong)膠(jiao)。不(bu)同主體材(cai)料(liao)熱(re)(re)(re)熔(rong)膠(jiao)各(ge)有(you)(you)(you)(you)特(te)色,各(ge)有(you)(you)(you)(you)優缺點,如(ru)應用(yong)(yong)為廣泛的(de)(de)EVA熱(re)(re)(re)熔(rong)膠(jiao),在耐高(gao)(gao)(gao)溫方面局限性(xing)明顯,再比如(ru)粘接力(li)強的(de)(de)PUR熱(re)(re)(re)熔(rong)膠(jiao),但不(bu)是熱(re)(re)(re)塑性(xing)材(cai)料(liao),不(bu)可反復使用(yong)(yong),并(bing)且成本價格高(gao)(gao)(gao),需要高(gao)(gao)(gao)價格的(de)(de)涂膠(jiao)設備(bei)配套。