海南白乳膠是用途最廣(guang)、用量較(jiao)(jiao)大、歷(li)史最悠久的(de)水溶性膠粘劑(ji)之一,是由(you)醋酸(suan)乙烯單體在(zai)引發劑(ji)作用下經聚(ju)合(he)反應而制得的(de)一種熱塑性粘合(he)劑(ji)。可常溫固化、固化較(jiao)(jiao)快、粘接強度較(jiao)(jiao)高,粘接層具有較(jiao)(jiao)好(hao)的(de)韌(ren)性和耐久性且不易老(lao)化。
白乳(ru)(ru)膠(jiao)是(shi)(shi)(shi)目前用(yong)(yong)(yong)途(tu)最廣(guang)、用(yong)(yong)(yong)量較大的(de)粘合劑(ji)品種(zhong)(zhong)(zhong)之一(yi)。它(ta)是(shi)(shi)(shi)以(yi)水為分散介質進行(xing)乳(ru)(ru)液(ye)聚(ju)合而得,是(shi)(shi)(shi)一(yi)種(zhong)(zhong)(zhong)水性環保膠(jiao)。由于具有(you)成(cheng)膜性好、粘結強(qiang)度高(gao),固化(hua)速(su)度快、耐稀(xi)酸(suan)(suan)(suan)稀(xi)堿(jian)性好、使用(yong)(yong)(yong)方(fang)便、價格便宜、不含有(you)機溶(rong)劑(ji)等(deng)(deng)特(te)點(dian),被廣(guang)泛應用(yong)(yong)(yong)于木(mu)材(cai)、家(jia)具、裝修、印(yin)刷、紡織、皮革、造紙等(deng)(deng)行(xing)業,已(yi)成(cheng)為人們熟(shu)悉(xi)的(de)一(yi)種(zhong)(zhong)(zhong)粘合劑(ji)。白乳(ru)(ru)膠(jiao)是(shi)(shi)(shi)一(yi)種(zhong)(zhong)(zhong)水溶(rong)性膠(jiao)粘劑(ji),是(shi)(shi)(shi)由醋(cu)酸(suan)(suan)(suan)乙(yi)烯單體在引發劑(ji)作用(yong)(yong)(yong)下(xia)經聚(ju)合反應而制得的(de)一(yi)種(zhong)(zhong)(zhong)熱(re)塑性粘合劑(ji)。通(tong)常稱為白乳(ru)(ru)膠(jiao)或簡(jian)稱PVAC乳(ru)(ru)液(ye),化(hua)學名稱聚(ju)醋(cu)酸(suan)(suan)(suan)乙(yi)烯膠(jiao)粘劑(ji),是(shi)(shi)(shi)由醋(cu)酸(suan)(suan)(suan)與乙(yi)烯合成(cheng)醋(cu)酸(suan)(suan)(suan)乙(yi)烯,添加鈦白粉(fen)(低檔(dang)的(de)就(jiu)加輕鈣,滑(hua)石粉(fen),等(deng)(deng)粉(fen)料).再經乳(ru)(ru)液(ye)聚(ju)合而成(cheng)的(de)乳(ru)(ru)白色稠(chou)厚液(ye)體。干燥快、初(chu)粘性好、操作性佳;粘接力強(qiang)、抗壓強(qiang)度高(gao);耐熱(re)性強(qiang)。