
江蘇(su)宇宏紡織品印花有限公司
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燙金基本工藝是在壓力狀態,即電(dian)化(hua)(hua)(hua)(hua)鋁(lv)(lv)被燙印(yin)(yin)版、承(cheng)印(yin)(yin)物壓住的狀態下,電(dian)化(hua)(hua)(hua)(hua)鋁(lv)(lv)受(shou)熱使其上(shang)熱熔性的有(you)(you)機硅樹脂(zhi)(zhi)層(ceng)和膠(jiao)牯劑(ji)熔化(hua)(hua)(hua)(hua),此(ci)時受(shou)熱熔化(hua)(hua)(hua)(hua)的有(you)(you)機硅樹脂(zhi)(zhi)粘(zhan)(zhan)(zhan)性變小,而特種熱敏(min)膠(jiao)粘(zhan)(zhan)(zhan)劑(ji)受(shou)熱熔化(hua)(hua)(hua)(hua)后粘(zhan)(zhan)(zhan)性增加,使得鋁(lv)(lv)層(ceng)與電(dian)化(hua)(hua)(hua)(hua)鋁(lv)(lv)基膜剝離的同時轉印(yin)(yin)到了承(cheng)印(yin)(yin)物上(shang)。隨著壓力的卸除,膠(jiao)粘(zhan)(zhan)(zhan)劑(ji)迅速冷(leng)卻固化(hua)(hua)(hua)(hua),鋁(lv)(lv)層(ceng)牢固地附(fu)著在承(cheng)印(yin)(yin)物上(shang),完(wan)成一(yi)個燙印(yin)(yin)過程。