
江蘇宇宏(hong)紡織(zhi)品印花有限公司
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燙金基本工藝是在(zai)壓(ya)(ya)力狀態(tai),即電化鋁(lv)被燙印版、承印物壓(ya)(ya)住的狀態(tai)下,電化鋁(lv)受熱(re)(re)使(shi)其上熱(re)(re)熔(rong)(rong)(rong)性(xing)的有(you)機硅(gui)樹脂層和膠牯劑熔(rong)(rong)(rong)化,此時受熱(re)(re)熔(rong)(rong)(rong)化的有(you)機硅(gui)樹脂粘(zhan)(zhan)性(xing)變小,而特種熱(re)(re)敏(min)膠粘(zhan)(zhan)劑受熱(re)(re)熔(rong)(rong)(rong)化后粘(zhan)(zhan)性(xing)增(zeng)加(jia),使(shi)得鋁(lv)層與電化鋁(lv)基膜(mo)剝離(li)的同時轉印到了(le)承印物上。隨著(zhu)壓(ya)(ya)力的卸除,膠粘(zhan)(zhan)劑迅速冷卻固化,鋁(lv)層牢固地附著(zhu)在(zai)承印物上,完(wan)成一個燙印過程。