
江(jiang)蘇宇宏紡織(zhi)品印花(hua)有限公司(si)
郵政(zheng)編(bian)碼: 215500
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燙金(jin)基本(ben)工藝是在(zai)壓(ya)力狀態(tai),即電(dian)化(hua)(hua)(hua)鋁(lv)被(bei)燙印版、承(cheng)印物壓(ya)住的狀態(tai)下(xia),電(dian)化(hua)(hua)(hua)鋁(lv)受(shou)熱使(shi)其上(shang)熱熔(rong)性的有(you)機硅樹(shu)(shu)脂(zhi)層(ceng)和膠牯劑熔(rong)化(hua)(hua)(hua),此時(shi)受(shou)熱熔(rong)化(hua)(hua)(hua)的有(you)機硅樹(shu)(shu)脂(zhi)粘(zhan)性變小,而特種熱敏膠粘(zhan)劑受(shou)熱熔(rong)化(hua)(hua)(hua)后粘(zhan)性增加,使(shi)得鋁(lv)層(ceng)與電(dian)化(hua)(hua)(hua)鋁(lv)基膜剝離的同時(shi)轉(zhuan)印到了承(cheng)印物上(shang)。隨著壓(ya)力的卸除(chu),膠粘(zhan)劑迅速冷卻(que)固化(hua)(hua)(hua),鋁(lv)層(ceng)牢(lao)固地附著在(zai)承(cheng)印物上(shang),完(wan)成(cheng)一(yi)個燙印過程。