無(wu)碳復寫紙使(shi)用方便,利(li)用化學原理制作而成不易染(ran)色,已經廣泛用于(yu)各種行業,深受(shou)人們的喜歡。
無碳復寫紙(zhi)分為上(shang)(shang)頁(ye)(ye)紙(zhi)、中(zhong)(zhong)頁(ye)(ye)紙(zhi)和下(xia)頁(ye)(ye)紙(zhi)。在(zai)上(shang)(shang)頁(ye)(ye)紙(zhi)和中(zhong)(zhong)頁(ye)(ye)紙(zhi)的(de)下(xia)一(yi)面(mian)上(shang)(shang),涂有某種(zhong)藥(yao)品(pin),在(zai)中(zhong)(zhong)頁(ye)(ye)紙(zhi)和下(xia)頁(ye)(ye)紙(zhi)的(de)上(shang)(shang)一(yi)面(mian)上(shang)(shang),涂有另(ling)一(yi)種(zhong)化(hua)學藥(yao)品(pin)。按(an)照上(shang)(shang)頁(ye)(ye)、中(zhong)(zhong)頁(ye)(ye)、下(xia)頁(ye)(ye)的(de)順(shun)序組(zu)合后(hou),受到打(da)印針的(de)沖擊(ji)力或筆尖壓力時,兩種(zhong)不同的(de)藥(yao)品(pin)會相遇(yu)而(er)顯出(chu)色(se)跡,從而(er)實現復寫的(de)目的(de)。
上(shang)(shang)頁紙(zhi)習慣稱為(wei)CB紙(zhi),只在其下(xia)一面(mian)(mian)(mian)(mian)上(shang)(shang)涂(tu)有CB藥(yao)品(pin)并稱為(wei)CB面(mian)(mian)(mian)(mian);下(xia)頁紙(zhi)習慣稱為(wei)CF紙(zhi),只在其上(shang)(shang)一面(mian)(mian)(mian)(mian)涂(tu)有CF藥(yao)品(pin)并稱為(wei)CF面(mian)(mian)(mian)(mian);中頁紙(zhi)習慣稱為(wei)CFB紙(zhi),其上(shang)(shang)一面(mian)(mian)(mian)(mian)涂(tu)成(cheng)CF面(mian)(mian)(mian)(mian),下(xia)一面(mian)(mian)(mian)(mian)涂(tu)成(cheng)CB面(mian)(mian)(mian)(mian)。
CB藥(yao)品是一種含(han)有(you)膠(jiao)(jiao)囊、粘結劑及助劑的涂料(liao)。膠(jiao)(jiao)囊粒徑只有(you)3~7цm,外(wai)殼由(you)樹脂做成(cheng),內部包有(you)溶劑油,油中含(han)有(you)無色染(ran)料(liao)。當(dang)膠(jiao)(jiao)囊受外(wai)力(li)而被破壞時(shi),染(ran)料(liao)油將(jiang)流(liu)出(chu),若此時(shi)CB面貼在CF面上,則染(ran)料(liao)油將(jiang)流(liu)到CF面上使CF藥(yao)品顯出(chu)色來。
以上就是新鄉市金洲新型材料有限公司為大家講解的有關無碳復寫紙的原理,如有疑問可隨時來電咨詢!