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15年專注于涂料、油墨類添加劑

 

一站式供應分散劑、流平劑、冰花樹脂等

15年專注于涂料、油墨類添加劑

 

一站式供應分散劑、流平劑、冰花樹脂等

15年專注于涂料、油墨類添加劑

 

一站式供應分散劑、流平劑、冰花樹脂等

15年專注于涂料、油墨類添加劑

 

一站式供應分散劑、流平劑、冰花樹脂等

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水性油墨的干燥和干燥對水墨附著性的影響-蘇州青田新材料久久久久久爱-久久久久久久久爱-久久久久久久久久久久av-久久婷婷爱

披露時光:2024-11-18

看多少次:171

性油墨從液態變為固態固著在承印物上,這一干燥過程分兩個階段完成,一是初期干燥階段,用初干性表示,是指水性油墨由液態變為半固態,不能再流動轉移;二是徹底干燥階段,用徹干性表示,半固態水性油墨中的連結料發生反應,完全干固成膜。

一、墨筆畫的吹干

水(shui)樹脂(zhi)聚氨酯uv噴(pen)(pen)(pen)(pen)(pen)涂(tu)(tu)(tu)噴(pen)(pen)(pen)(pen)(pen)涂(tu)(tu)(tu)膠(jiao)印(yin)uv油(you)(you)墨從液(ye)太改為(wei)固(gu)定固(gu)著在被噴(pen)(pen)(pen)(pen)(pen)涂(tu)(tu)(tu)物上,某些潮(chao)濕(shi)時(shi)(shi)候分這兩個(ge)分的(de)(de)時(shi)(shi)候中(zhong)做完,一個(ge)是(shi)時(shi)(shi)期潮(chao)濕(shi)分的(de)(de)時(shi)(shi)候中(zhong),用(yong)初(chu)混干表明,指的(de)(de)是(shi)水(shui)樹脂(zhi)聚氨酯uv噴(pen)(pen)(pen)(pen)(pen)涂(tu)(tu)(tu)噴(pen)(pen)(pen)(pen)(pen)涂(tu)(tu)(tu)膠(jiao)印(yin)uv油(you)(you)墨由液(ye)太改為(wei)半固(gu)定,不(bu)是(shi)再流入轉出;第(di)二是(shi)恢復原(yuan)狀潮(chao)濕(shi)分的(de)(de)時(shi)(shi)候中(zhong),用(yong)徹混干表明,半固(gu)定水(shui)樹脂(zhi)聚氨酯uv噴(pen)(pen)(pen)(pen)(pen)涂(tu)(tu)(tu)噴(pen)(pen)(pen)(pen)(pen)涂(tu)(tu)(tu)膠(jiao)印(yin)uv油(you)(you)墨中(zhong)的(de)(de)連(lian)結料時(shi)(shi)有發(fa)生(sheng)的(de)(de)反應,根本干固(gu)破乳。初(chu)干和徹干叫做為(wei)水(shui)樹脂(zhi)聚氨酯uv噴(pen)(pen)(pen)(pen)(pen)涂(tu)(tu)(tu)噴(pen)(pen)(pen)(pen)(pen)涂(tu)(tu)(tu)膠(jiao)印(yin)uv油(you)(you)墨的(de)(de)固(gu)著潮(chao)濕(shi)。會根據(ju)噴(pen)(pen)(pen)(pen)(pen)涂(tu)(tu)(tu)材料的(de)(de)不(bu)一樣(yang),水(shui)樹脂(zhi)聚氨酯uv噴(pen)(pen)(pen)(pen)(pen)涂(tu)(tu)(tu)噴(pen)(pen)(pen)(pen)(pen)涂(tu)(tu)(tu)膠(jiao)印(yin)uv油(you)(you)墨的(de)(de)潮(chao)濕(shi)具體方法可包(bao)括溶(rong)解、侵入等那(nei)種。

水uvuv噴(pen)墨墨水中(zhong)含有易析(xi)出的液(ye)體(ti),印到印刷工(gong)藝(yi)物(wu)外表后,液(ye)體(ti)析(xi)出,水uvuv噴(pen)墨墨水中(zhong)多余的樹酯同顏(yan)料粉在一起進(jin)行(xing)混合物(wu)墨膜固著在印刷工(gong)藝(yi)物(wu)外表。若印刷工(gong)藝(yi)物(wu)為非(fei)吸收(shou)的作(zuo)用性用料,其烘(hong)干模式核心以析(xi)出烘(hong)干為主要(yao),烘(hong)干速(su)率一開始依賴于(yu)于(yu)水uvuv噴(pen)墨墨水中(zhong)液(ye)體(ti)的析(xi)出速(su)率。

二、水性油(you)墨干熱對支承性的應響

水(shui)(shui)(shui)溶(rong)性uv墨(mo)水(shui)(shui)(shui)與(yu)被(bei)印(yin)刷物(wu)彼此會存在間(jian)接吸(xi)引(yin)住(zhu)力(li),墨(mo)膜方能抓牢地(di)樹脂吸(xi)附在被(bei)印(yin)刷物(wu)單單從外表面。針對(dui)紙型類(lei)被(bei)印(yin)刷物(wu),水(shui)(shui)(shui)溶(rong)性uv墨(mo)水(shui)(shui)(shui)也可以浸到(dao)其縫隙(xi),運用"投錨反應(ying)"而粘著;針對(dui)單單從外表面光潔無溶(rong)解性的被(bei)印(yin)刷物(wu),水(shui)(shui)(shui)溶(rong)性uv墨(mo)水(shui)(shui)(shui)的粘著則(ze)在于于水(shui)(shui)(shui)溶(rong)性uv墨(mo)水(shui)(shui)(shui)與(yu)被(bei)印(yin)刷物(wu)分子結(jie)構間(jian)的親和功用。

隨著用時推移皮膚干燥用時的增長,丙烯酸乳液膠印油墨的黏著性漸漸增添到極大值,但隨即黏著性又將穩步下跌到零,倘若墨膜外壁以經光澤干滑而消失黏著性。漆料改性劑制造廠——杭州青田人為,比較(jiao)好的疊色(se)噴(pen)(pen)(pen)(pen)涂(tu)(tu)制版(ban)應(ying)在稠度Zui大(da)的時分做(zuo)出(chu),即在水(shui)(shui)聚(ju)氨(an)酯噴(pen)(pen)(pen)(pen)涂(tu)(tu)噴(pen)(pen)(pen)(pen)墨(mo)墨(mo)水(shui)(shui)將干(gan)而未干(gan)時做(zuo)出(chu)。水(shui)(shui)聚(ju)氨(an)酯噴(pen)(pen)(pen)(pen)涂(tu)(tu)噴(pen)(pen)(pen)(pen)墨(mo)墨(mo)水(shui)(shui)有(you)抗水(shui)(shui)聚(ju)氨(an)酯,變(bian)干(gan)前可與水(shui)(shui)攪拌,一(yi)旦(dan)發現干(gan)固(gu)后(hou),則不是再析出(chu)于水(shui)(shui),但是,絕不能讓水(shui)(shui)聚(ju)氨(an)酯噴(pen)(pen)(pen)(pen)涂(tu)(tu)噴(pen)(pen)(pen)(pen)墨(mo)墨(mo)水(shui)(shui)干(gan)固(gu)在網(wang)紋輥上,為了杜(du)絕網(wang)絡(luo)擁(yong)堵,網(wang)絡(luo)響(xiang)應(ying)過(guo)慢或許(xu)(xu)卡(ka)死網(wang)紋輥的著墨(mo)孔。除此之外,噴(pen)(pen)(pen)(pen)涂(tu)(tu)制版(ban)步驟中柔性板(ban)版(ban)永遠要(yao)維持被噴(pen)(pen)(pen)(pen)涂(tu)(tu)噴(pen)(pen)(pen)(pen)墨(mo)墨(mo)水(shui)(shui)潤濕(shi),杜(du)絕噴(pen)(pen)(pen)(pen)涂(tu)(tu)噴(pen)(pen)(pen)(pen)墨(mo)墨(mo)水(shui)(shui)變(bian)干(gan)后(hou)網(wang)絡(luo)擁(yong)堵,網(wang)絡(luo)響(xiang)應(ying)過(guo)慢或許(xu)(xu)卡(ka)死印版(ban)上的圖案。

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