iindaba

I-Lithopone yi-pigment emhlophe eyenziwe ngumxube we-barium sulfate kunye ne-zinc sulfide, ngesiqhelo kwi-ratio ye-1:1. Le compound engaphiliyo yenziwe nge-chemical reaction phakathi kwe-barium sulfide kunye ne-zinc sulfate, ibe yinto ephambili kwiingubo zoshishino, iiplastiki, kunye nezinto zokuthambisa kangangeminyaka engaphezu kwekhulu, ixatyiswa ngenxa yobumhlophe bayo obukhanyayo, ukungabonakali, kunye nokusebenza kakuhle kweendleko.

Enye yeempawu ezicacileyo ze-lithopone kukuqina kwayo okuphezulu kokufihla, okuhambelana ne-titanium dioxide kwiindlela ezithile zokusebenza, okwenza ukuba ilungele ukugqitywa okungacacanga. Ibonisa ukumelana okuhle ne-alkalis, nangona ibuthathaka kwi-asidi, enokuwohloka ulwakhiwo lwayo. Ngokungafaniyo nezinye ii-pigment, i-lithopone ayitshintshi umbala xa ikhanyiswe, iqinisekisa uzinzo lwexesha elide kwiimveliso zangaphandle nezangaphakathi ngokufanayo. Ukufunxwa kwayo kancinci kweoyile kuphucula ukusebenza kwayo kwiipeyinti nakwii-inki, okuvumela ukusetyenziswa okuthambileyo kunye nokuhamba kakuhle.​
Kwinkqubo yokuvelisa, izisombululo ze-barium sulfide ezicociweyo kunye ne-zinc sulfate ziyaxutywa, zize zibangele ukuba amasuntswana e-lithopone ahluzwe, ahlanjwe, omiswe, aze acolwe ukuze kufunyanwe ubungakanani obuchanekileyo bamasuntswana—ngokuqhelekileyo ukusuka kwi-0.5 ukuya kwi-5 micrometers. Oku kugaywa okucolekileyo kuphucula ukusasazeka kwayo kwiimatrices ezahlukeneyo, ukusuka kwiipeyinti ezisekwe kwioyile ukuya kwii-resin zeplastiki.​
Ishishini leengubo zokwaleka lixhomekeke kakhulu kwi-lithopone kwiipeyinti zangaphakathi, ii-primer, kunye nee-enamel, apho inika isiseko esimhlophe esifanayo kwaye iphucula ukugquma. Kwiplastiki, isebenza njenge-filler kunye ne-arhente yokwenza mhlophe kwiimveliso ezifana neepayipi ze-PVC, iithoyi, kunye nokupakishwa, okuphucula imbonakalo kunye nokuqina kwesakhiwo. Iifomyula zezithambiso, ezinje ngemibhobho yobuso kunye neekhrimu, zisebenzisa i-lithopone ukuze igqibelele kwaye ikwazi ukubonakalisa ukukhanya, inika ulusu ithoni egudileyo nelinganayo.


Ixesha leposi: Julayi-09-2025