I-HydroxypropylMethylcelcelcelcelcelcelcebalose (i-HPMC) yindawo eqhelekileyo esetyenziswayo kwimizi-mveliso eyahlukeneyo, kubandakanya ukuveliswa kweevarnish. Kwivarnishes, i-HPMC isetyenziswa njenge-thickener kunye ne-raheology modifier. Kuyanceda ukwandisa i-viscofity kunye nokuzinza kwe-varnish, kwenza kube lula ukusebenzisa kunye nokuphucula intsebenzo yayo ngokubanzi.
I-HPMC yi-selsulose esungulwe kwi-fibers okanye iintsinga zekotoni. Kukwabulawa kwamanzi kwaye kungenzeki isisombululo esicacileyo, esingenamibala xa sidityaniswa ngamanzi. Kwivarnishsus izisa ezi ntlawulo zilandelayo:
Ulawulo lwe-Viscosity: I-HPMC iyanceda ukulawula ubukhulu okanye i-viscosity ye-varnish, iqinisekisa ukuba inongqingwana ofanelekileyo kwisicelo.
Ukuqulunqwa kwefilimu: kunceda ekwenzeni i-iyunifomu, ifilimu egudileyo kwicandelo le-subrest, ukubonelela ngomongo olukhuselayo nolungelelwaniso.
Ukuphuculwa komlingane: I-HPMC ixhasa umbilini we-varnish ukuya kumphezulu, ukukhuthaza ukunamathela okungcono kunye nokuqina.
Ukunciphisa i-spaatter: Iipropathi ezinkulu ze-HPMC zinciphisa isaphulelo ngexesha lesicelo, kubangela ukuba i-thestory eguqulelwe ngakumbi.
Uzinzo: Inegalelo ekuzinziweni kwenkqubo ye-varnish, ukuthintela ukwahlulwa kwemali okanye ukulungisa.
Xa usebenzisa i-HPMC kwivarnnish, kubalulekile ukuqwalasela iimfuno ezithile zokuqulunqwa kunye neepropathi ezinqwenelekayo zemveliso yokuphela. Ukuxinezeleka kwe-HPMC, kunye nezinye izithako, kunokuchaphazela ukusebenza kwe-varnish.
Ngokukodwa, i-HPMC isetyenziswa ngokubanzi kumashishini anje ngamayeza, ukutya, kunye nolwakhiwo ngenxa yezinto zayo eziguquguqukayo njenge-thi choner kunye ne-stickener.
IXESHA LOKUQALA: FEB-19 ukuya ku-1525