sodium metasilicate anhydrous le Sodium metasilicate pentahydrate

sodium metasilicate pentahydrate

sodium metasilicate pentahydrate

Har'a mefuta e sa tšoaneng ea sodium metasilicate, e sebelisoang ka ho fetisisa le e tloaelehileng ke sodium metasilicate pentahydrate. Foromo ea molek'hule ea sodium metasilicate pentahydrate crystal hangata e ngoloa e le na25io3 ・ 5H20, eo ha e le hantle e leng tetrahydrate ea sodium dihydrosilicate e nang le li-cation tse peli, e nang le ho qhibiliha ha metsi a 50g/100g (20 ℃) ​​le ntlha e qhibilihang ea 72 ℃. Sodium metasilicate pentahydrate e na le litšobotsi tse akaretsang tsa sodium silicate le sodium metasilicate, 'me e na le matla a itseng a tlamang a li-ion tsa calcium le magnesium, haholo-holo matla a tlamang a ion ea magnesium a feta 260 mg mgco2/g (35 ℃ min). Mabapi le ts'ebetso ea tlhahiso, sodium metasilicate pentahydrate e ka akaretsoa ka mefuta e meraro: ea pele, "mokhoa o tsoelang pele oa granulation",

Tharollo ea sodium metasilicate e fetisoa ka sesebelisoa sa crystallization ea granulation ho hlahisa ka ho toba le ho tsoela pele ho hlahisa likaroloana tsa boholo bo hlokahalang. Lenane la boleng le finyella litlhoko tsa maemo a hg/t2568-94. Ponahalo ea sehlahisoa ke likaroloana tsa spherical, tse nang le bosoeu bo phahameng le metsi a matle. Ke sehlahisoa sa maemo a holimo. Mokhoa ona o loketse tlhahiso e kholo, empa ho thata ho e tseba ka lebaka la botekgeniki ba eona bo matla. Ntlha ea pele, "crystallization dehydration method" le "crystallization crushing method", "crystallization dehydration method", eo hape e tsejoang e le mokhoa oa ho potoloha ha joala ba 'mè, ke ho eketsa tharollo ea sodium metasilicate ho peo ea kristale kapa joala ba' mè bakeng sa pholileng le crystallization, ebe o omella ka matla. le skrine ka mor'a dehydration centrifugal ho fumana phofo le lihlahisoa tse granular. Mokhoa ona o thata bakeng sa tlhahiso e kholo, empa ponahalo ea sehlahisoa le mokelikeli o batla o le motle, 'me matšoao a' mele le lik'hemik'hale a ka boela a finyella litlhoko tsa hg / t2568-94 standard. "Crystallization crushing method" ke ho tsepamisa mohopolo oa sodium metasilicate tharollo ho mahloriso a hlokahalang, ho tataisa tharollo ea ho kristale ka har'a lintho tse thata ka ho eketsa peo ea kristale le li-additives, ho fetola metsi ohle a mahala hore e be metsi a kristale, le ho sila se tiileng hore e be lihlahisoa tse felileng. Melemo ea mokhoa ona ke hore letsete le nyane, empa ts'enyo ea sebopeho sa kristale e batla e tebile, litlhoko tsa maemo a leholimo le maemo a taolo li batla li le thata, matla a mosebetsi a phahame, bosoeu ba sehlahisoa bo tlase, 'me ho bonolo ho monya mongobo le agglomerate, Li-index tsa' mele le tsa lik'hemik'hale ka kakaretso ha li khone ho finyella litlhoko tsa hg/t2568-94 standard. Tšebeliso ea lihlahisoa tsa granular ha e na lerōle, e ka finyellang litlhoko tsa ho romela kantle ho naha: phofo le lihlahisoa tsa granular tse hlahisoang ke mekhoa e 'meli ea ho qetela li sebelisa lerōle le leholo,' me ho romela thepa e lekanyelitsoe.

sodium metasilicate Anhydrous 

sodium metasilicate Anhydrous

Anhydrous sodium metasilicate molecular formula Na2SiO3, pH value e ka bang 12.4, melting point ke 1089 ℃, density ke.0.8-1.2g/cm3, dissolution rate ka metsing e potlakile, 'me vitrification e ke ke ea etsahala. Anhydrous sodium metasilicate e na le ts'ebetso e ntle ea ts'ebeliso ho feta metasilicate ea sodium e nang le hydrated libakeng tse ling. Anhydrous sodium metasilicate e na le likaroloana tse ts'oanang, sebaka se seholo se ikhethileng le boleng bo phahameng ba ho monya oli, bo thusang ho tloseng matheba a oli. Kakaretso ea alkali le silicon dioxide dikahare tsa anhydrous sodium metasilicate ke ≥ 94%. Ha e bapisoa le hydrated silicon metasilicate, e ntlafatsa bokhoni ba tlamahano ea Ca le Mg ions, 'me e phetha karolo ea bohlokoa ho khothalletsa ho nolofatsa metsi a thata, ho lokisa le ho tsitsisa boleng ba pH, ho ntlafatsa ts'ebetso ea li-surfactants, ho ntlafatsa decontamination, ho qhala litšila tse tsoang, le ho boloka sebopeho se setle sa phofo. Anhydrous sodium metasilicate ke ke precipitate kristale metsi, 'me e bontša sebeletsana khethehileng le botsitso ho organic chlorine, peroxide le bleaching synergist ka detergent. Phello ea thuso ea ho hlatsoa e molemo haholo ho feta hydrated silicon metasilicate le 4A zeolite. Ho ipapisitsoe le matla a matla a anhydrous sodium metasilicate ho chelate magnesium ion le 4A zeolite ho chelate calcium ions, tse peli li na le melemo e tlatselletsang ho anhydrous sodium metasilicate-4a zeolite binary additives, e nang le bokhoni bo lekaneng ba chelating ea calcium le magnesium ion, mme e na le tse ntle haholo. ts'ebetso ea ts'ebetso ea synergistic ea li-surfactants. Bahlahisi ba phofo ea ho hlatsoa ba tla eketsa palo e kholo ea anhydrous sodium metasilicate

Masimo a kopo a anhydrous sodium metasilicate le hydrated sodium metasilicate a kopana, empa masimong a nang le metsi a kristale, anhydrous silicon metasilicate e tla khethoa sebakeng sa silicon e nang le metsi.


Nako ea poso: Aug-04-2022
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