Ọrụ nkeOnye na-achụsa ihe MFbụ iji belata oge na ike achọrọ iji mezue usoro mgbasa ozi, mee ka mgbasa nke pigmenti agbasasị agbasa, gbanwee ihe ndị dị n'elu nke ihe ndị dị na pigmenti, gbanwee mmegharị nke ihe ndị dị na pigmenti, wdg.
A na-ejikọta ya na akụkụ ndị a:
Mbelata oge na ike nkeOnye na-achụsa ihe MFusoro
Site na mmekọrịta, elu nke pigmenti ahụ nwere ike gbanwee ngwa ngwa site na "gas-solid interface" gaa na "ntụgharị mmiri siri ike". Ya mere ibelata oge na ike a chọrọ maka egweri.
Belata viscosity
Ngwa nke dispersant nwere ike ibelata viscosity ma mee ka ikike ntinye nke pigmenti dịkwuo elu.
Gbochie mkpagharị ma laghachi n'isi
Na-ekesa n'elu pigmenti, site na mkparị electrostatic ma ọ bụ ihe mgbochi siri ike iji zere mmasị ibe na nso nso, ka ịbawanye nkwụsi ike nke usoro ahụ.
Ọ bụ uru na-ekwu na finer na pigmenti ahụ, ibu nke kpọmkwem n'elu ebe, na elu elu ume, mkpa maka elu adsorption ike nke.Onye na-achụsa ihe MF, ya mere ọnụọgụ nke mgbasa ozi na-emetụtakwa àgwà nke mado.
Gbochie ntutu na-ese n'elu mmiri
Yiri ụkpụrụ a dị n'elu, bụ ihe dị mkpa nke nkwụsi ike na-ekesa.
Melite arụmọrụ agba
Mee ka ike tinting dịkwuo mma, mụbaa ngosipụta nke agba. Mee ka saturation na nghọta nke pigmenti organic dịkwuo mma, ma nwekwuo ike izo ezo nke pigmenti inorganic.
Mmetụta na arụ ọrụ ihe nkiri agba
Dispersant agaghị ahapụ ihe nkiri agba mgbe ihe nkiri ahụ gasịrị, ma dị ka akụkụ na-adịgide adịgide nke ihe nkiri agba dị na ihe nkiri agba, ọ dịghị obere mmetụta na arụmọrụ nke ihe nkiri ahụ.
Mmetụta na mgbochi mmiri:
Site na ụkpụrụ omume nke dispersant, ihe kacha mkpa nke dispersant bụ surfactant, na amphiphilic Njirimara. Ya mere, onye na-ekesa ga-enweghi ike inwe ụfọdụ hydrophilic, na ihe nkiri agba nwere mmetụta dị ukwuu na nkwụsị mmiri.
Sv-246h mmiri dabeere superdispersant bụ a hydrophobic gbanwetụrụ ngwaahịa, ihe nkiri akọrọ, agaghị emetụta ihe nkiri n'onwe ya mmiri na-eguzogide.
Mmetụta na gloss:
The gloss nke agba film elu na-tumadi ewepụtara site echiche nke ìhè na agba film elu, na elu ala na-adabere na urughuru size nke ọ bụla akụrụngwa, nakwa dị ka ndakọrịta na nkesa ala.
Mgbasa mgbasa ozi, nkwụsi ike bụ ihe ịrụ ụka adịghị ya na ọ na-enye aka dị ukwuu na gloss nke ihe nkiri agba. Ma mkpa ka tụlee dispersant onwe ya na resin onwe ya ndakọrịta. Ọmụmaatụ, SV-246H mmiri dabeere superdispersant nwere magburu onwe ndakọrịta na mmiri dabeere acrylic usoro, na ike dịkwuo gloss site 2-3% tụnyere ot dispersants dị ka 755W na 190.
mmechi
Dispersant bụ ihe mgbakwunye dị oke mkpa na mkpuchi.
Ọ bụghị naanị dị iche na ihe nkiri na-emepụta ihe enyemaka, onye na-ahụ maka pH ga-agbanwe na usoro ihicha; Ọ dịkwa iche na onye na-ahụ maka wetting, onye na-emebi ụfụfụ na onye na-emekọ ihe.
N'ihi na ọ na-adị mgbe niile na ihe nkiri agba ma nwee nnukwu ọdịnaya, ọ na-enwe mmetụta dị ukwuu na arụmọrụ nke ihe nkiri agba. Ya mere, nhọrọ na ojiji nke mgbasa ozi na-enyere aka dị ukwuu maka ịrụ ọrụ mkpuchi.
Oge nzipu: Mee-19-2022