
江蘇宇宏紡織品印花有限公司
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燙金基本工藝是在(zai)(zai)壓(ya)(ya)力狀(zhuang)(zhuang)態,即電化(hua)(hua)(hua)鋁(lv)(lv)(lv)(lv)被(bei)燙印(yin)版、承印(yin)物壓(ya)(ya)住的狀(zhuang)(zhuang)態下,電化(hua)(hua)(hua)鋁(lv)(lv)(lv)(lv)受熱(re)(re)(re)使其上熱(re)(re)(re)熔性(xing)(xing)的有(you)機硅樹(shu)脂層(ceng)(ceng)(ceng)和膠牯劑熔化(hua)(hua)(hua),此時受熱(re)(re)(re)熔化(hua)(hua)(hua)的有(you)機硅樹(shu)脂粘(zhan)性(xing)(xing)變小,而特種熱(re)(re)(re)敏膠粘(zhan)劑受熱(re)(re)(re)熔化(hua)(hua)(hua)后(hou)粘(zhan)性(xing)(xing)增加,使得鋁(lv)(lv)(lv)(lv)層(ceng)(ceng)(ceng)與(yu)電化(hua)(hua)(hua)鋁(lv)(lv)(lv)(lv)基膜剝離的同時轉印(yin)到了承印(yin)物上。隨著(zhu)壓(ya)(ya)力的卸(xie)除(chu),膠粘(zhan)劑迅速冷卻(que)固化(hua)(hua)(hua),鋁(lv)(lv)(lv)(lv)層(ceng)(ceng)(ceng)牢固地附著(zhu)在(zai)(zai)承印(yin)物上,完(wan)成一(yi)個燙印(yin)過程。