izindaba

Ama-pigment e-iron oxide asetshenziswa kabanzi ekumbozweni, opendeni, naku-inki ngenxa yokuthi awayona into enobuthi, awaphumi, ashibhile, futhi anekhono lokwenza imibala eyahlukahlukene. Ama-peatment akhiwa izinto ezakha ifilimu, ama-pigment, ama-filler, ama-solvent, kanye nezithasiselo. Athuthukile kusukela ekumbozweni okusekelwe kumafutha kuya ekumbozweni kwe-resin yokwenziwa, futhi ama-peat ahlukahlukene awakwazi ukwenza ngaphandle kokusetshenziswa kwama-pigment, ikakhulukazi ama-pigment e-iron oxide, asephenduke uhlobo lwe-pigment olubalulekile embonini yokumbozwa.

Imibala ye-iron oxide esetshenziswa ekumbozweni ihlanganisa i-iron yellow, i-iron red, i-iron brown, i-iron black, i-mica iron oxide, i-iron yellow transparent, i-iron red transparent, kanye nemikhiqizo ekhanyayo, lapho i-iron red iyona ebaluleke kakhulu ngobuningi nangobubanzi.
I-iron red inokumelana okuhle kakhulu nokushisa, ayishintshi umbala ku-500 ℃, futhi ayishintshi isakhiwo sayo samakhemikhali ku-1200 ℃, okwenza iqine kakhulu. Ingamunca i-ultraviolet spectrum elangeni, ngakho-ke inomphumela wokuvikela embozweni. Imelana nokunciphisa ama-acid, ama-alkali, amanzi, kanye nezinyibilikisi, okwenza ibe nokumelana okuhle nesimo sezulu.

Ubuningi be-iron oxide ebomvu bungu-0.2 μ M, indawo ethile yobuso kanye nokumuncwa kwamafutha nakho kukhulu. Lapho ubuningi bukhula, umbala usuka kobomvu obunsomi, futhi indawo ethile yobuso kanye nokumuncwa kwamafutha kuba kuncane. Ubomvu bensimbi busetshenziswa kabanzi ekumbozweni okulwa nokugqwala okunomsebenzi wokulwa nokugqwala ngokomzimba. Umswakama emoyeni awukwazi ukungena ungqimba lwensimbi, futhi ungandisa ubuningi kanye namandla omshini wengubo.
Usawoti oncibilikayo emanzini abomvu ensimbi osetshenziswa kupende wokulwa nokugqwala kufanele ube phansi, okuzuzisa ekuthuthukiseni ukusebenza kokulwa nokugqwala, ikakhulukazi lapho ama-ion e-chloride ekhula, amanzi kulula ukungena embozweni, futhi ngesikhathi esifanayo, futhi kusheshisa ukugqwala kwensimbi.

Insimbi iyazwela kakhulu ku-asidi, ngakho-ke uma inani le-PH le-resin, i-pigment noma i-solvent kupende lingaphansi kuka-7, kulula ukukhuthaza ukugqwala kwensimbi. Ngemva kokuchayeka elangeni isikhathi eside, upende obomvu wensimbi uthambekele ekufakweni kwempuphu, ikakhulukazi obomvu wensimbi one-Granularity encane ufakwa ngokushesha, ngakho-ke insimbi ebomvu ene-Granularity enkulu kufanele ikhethwe ukuze kuthuthukiswe ukumelana nesimo sezulu, kodwa futhi kulula ukunciphisa ukukhanya kopende.

Ukushintsha kombala we-topcoat kuvame ukubangelwa ukugoba kwengxenye eyodwa noma ngaphezulu ye-pigment. Ukungamanzi kahle kwe-pigment kanye nezinto eziningi ezimanzisa kakhulu kuvame ukuba yimbangela yokugoba. Ngemva kokubala, i-pigment ithambekele kakhulu ekugoba. Ngakho-ke, ukuze kuqinisekiswe umbala ofanayo nohambisanayo we-topcoat, kuyalulekwa ukukhetha ukwakheka okumanzi kwe-iron red. Ubuso be-coating obenziwe nge-needle crystalline iron red buvame ukuba ne-mercerization, futhi imivimbo ekhiqizwa ngesikhathi sokupenda ibonakala kusuka kuma-engeli ahlukahlukene, ngamandla ahlukene emibala, futhi ihlobene nezinkomba ezahlukene zokubuyisa amakristalu.

Uma kuqhathaniswa nemikhiqizo yemvelo, i-synthetic iron oxide red inobuningi obukhulu, i-Granularity encane, ubumsulwa obuphezulu, amandla okufihla angcono, ukumuncwa kwamafutha aphezulu kanye namandla okufaka imibala aqinile. Kwezinye izinhlobo zopende, i-natural iron oxide red red yabelwana ngemikhiqizo yokwenziwa, njenge-iron oxide red alkyd primer esetshenziselwa ukuhlobisa izindawo ze-Ferrous ezifana nezimoto, imishini kanye nezinsimbi.

2


Isikhathi sokuthunyelwe: Juni-26-2023