Kev tsiv teb tsaws ntawm PVC ntawv ua los ntawm blister tshuab

Kev tsiv teb tsaws tshwm sim tsuas yog hauv cov khoom yas PVC thiab thaum siv cov xim xim los yog cov xim organic. Lub npe hu ua kev tsiv teb tsaws yog tias qee cov dyes soluble lossis organic pigments uas muaj nyob rau hauv ib puag ncig cov kuab tshuaj nkag mus rau hauv cov khoom siv PVC los ntawm cov khoom siv yas, thiab cov xim yaj (pigment) cov khoom kuj tau coj mus rau saum npoo ntawm cov khoom, uas ua rau tawg. . Los ntshav, hnyav los ntshav los yog tawg paj.