Lub hauv paus ntsiab lus ntawm Carbonless Copy Paper

Apr 20, 2022 Tso lus

Muaj ob hom txheej txheej hauv cov ntawv tsis muaj carbonless: CF txheej uas muaj xim tsim thiab CB txheej uas muaj xim tsim. Tus neeg sawv cev chromogenic yog ib qho tshwj xeeb leuco dye, uas tau yaj nyob rau hauv cov roj uas tsis yog-volatile carrier thiab yog encapsulated los ntawm 3-7 μm microcapsules. Qhov cuam tshuam ntawm kev sau ntawv nyuaj thiab luam ntawv tuaj yeem tsoo cov microcapsules, yog li cov tshuaj leuco dye ntws tawm thiab los rau hauv kev sib cuag nrog cov neeg tsim xim, thiab cov tshuaj tiv thaiv tshwm sim los nthuav tawm cov duab xim thiab cov ntawv, kom ua tiav lub hom phiaj ntawm kev luam tawm. . Carbonless daim ntawv muab faib ua 45g / m2CB ntawv, 47g / m2CF ntawv thiab 52g / m2CFB ntawv raws li qhov ntau; raws li cov xim ntawm daim ntawv, muaj tsib yam xim liab, daj, ntsuab, xiav thiab dawb; Daj, txiv kab ntxwv, dub, liab thiab lwm yam xim.


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