
江蘇(su)宇(yu)宏紡織品(pin)印(yin)花有限公司(si)
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燙金基本(ben)工(gong)藝是在(zai)壓力(li)狀態,即電(dian)化(hua)(hua)鋁被燙印(yin)版(ban)、承(cheng)(cheng)(cheng)印(yin)物(wu)壓住的狀態下,電(dian)化(hua)(hua)鋁受熱(re)使其上熱(re)熔(rong)(rong)性的有機硅樹(shu)脂層和(he)膠牯(gu)劑熔(rong)(rong)化(hua)(hua),此時受熱(re)熔(rong)(rong)化(hua)(hua)的有機硅樹(shu)脂粘(zhan)(zhan)性變小,而特種(zhong)熱(re)敏膠粘(zhan)(zhan)劑受熱(re)熔(rong)(rong)化(hua)(hua)后粘(zhan)(zhan)性增加,使得鋁層與電(dian)化(hua)(hua)鋁基膜剝離的同時轉印(yin)到了承(cheng)(cheng)(cheng)印(yin)物(wu)上。隨著壓力(li)的卸除(chu),膠粘(zhan)(zhan)劑迅速冷卻固化(hua)(hua),鋁層牢固地附著在(zai)承(cheng)(cheng)(cheng)印(yin)物(wu)上,完成一個燙印(yin)過程(cheng)。