
江蘇宇宏紡織(zhi)品印(yin)花有限(xian)公司(si)
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燙金基(ji)本工藝是在(zai)壓力(li)狀態,即電化(hua)(hua)鋁(lv)(lv)被燙印版、承印物壓住的狀態下,電化(hua)(hua)鋁(lv)(lv)受(shou)(shou)熱(re)使(shi)其上(shang)熱(re)熔(rong)(rong)性的有機硅樹脂層和膠牯(gu)劑熔(rong)(rong)化(hua)(hua),此時受(shou)(shou)熱(re)熔(rong)(rong)化(hua)(hua)的有機硅樹脂粘性變(bian)小,而(er)特種熱(re)敏膠粘劑受(shou)(shou)熱(re)熔(rong)(rong)化(hua)(hua)后粘性增加,使(shi)得鋁(lv)(lv)層與(yu)電化(hua)(hua)鋁(lv)(lv)基(ji)膜剝離的同(tong)時轉印到了(le)承印物上(shang)。隨著壓力(li)的卸除,膠粘劑迅(xun)速冷卻固(gu)化(hua)(hua),鋁(lv)(lv)層牢固(gu)地附著在(zai)承印物上(shang),完(wan)成一個燙印過程(cheng)。