sodium metasilicate anhydrous a me Sodium metasilicate pentahydrate

Paʻakai metasilicate pentahydrate

Paʻakai metasilicate pentahydrate

Ma waena o nā ʻano o ka sodium metasilicate, ʻo ka mea maʻamau a hoʻohana nui ʻia ʻo ka sodium metasilicate pentahydrate. ʻO ka molecular formula o ka sodium metasilicate pentahydrate crystal e kākau mau ʻia e like me na25io3 ・ 5H20, ʻo ia ka tetrahydrate o ka sodium dihydrosilicate me ʻelua cation, me ka solubility o 50g/100g wai (20 ℃) ​​a me kahi helu heheʻe o 72 ℃. Loaʻa i ka sodium metasilicate pentahydrate nā hiʻohiʻona maʻamau o ka sodium silicate a me ka sodium metasilicate, a loaʻa iā ia kahi mana paʻa o ka calcium a me ka magnesium ions, ʻoi aku ka nui o ka hiki ke hoʻopaʻa i nā ion magnesium ma mua o 260 mg mgco2/g (35 ℃ min). Ma ke ʻano o ke kaʻina hana, hiki ke hōʻuluʻulu ʻia ka sodium metasilicate pentahydrate i ʻekolu mau ʻano: ʻo ka mua, ke "ʻano granulation mau".

Hāʻawi ʻia ka hopena sodium metasilicate ma o ka mīkini crystallization granulation e hana pololei a hoʻomau i nā ʻāpana o ka nui i makemake ʻia. Hoʻokō ka helu helu maikaʻi i nā koi o ka maʻamau hg/t2568-94. ʻO ka hiʻohiʻona o ka huahana he spherical particles, me ke keʻokeʻo kiʻekiʻe a me ka wai maikaʻi. He huahana kiʻekiʻe. He kūpono kēia ʻano hana no ka hana nui, akā paʻakikī ke haku ma muli o kāna ʻenehana ikaika. ʻO ka mea mua, ʻo ke ʻano "crystallization dehydration method" a me "crystallization crushing method", "crystallization dehydration method", i ʻike ʻia ʻo ke ʻano o ka wai inu makuahine, ʻo ia ka hoʻohui ʻana i ka solution sodium metasilicate i ka hua kristal a i ʻole ka waiʻona makuahine no ka hoʻoluʻu a me ka crystallization, a laila maloʻo maloʻo. a pale ma hope o centrifugal dehydration e loaʻa ai ka pauka a me nā huahana granular. He mea paʻakikī kēia ʻano hana no ka hana nui, akā maikaʻi ke ʻano o ka huahana a me ka wai, a hiki i nā hōʻailona kino a me nā kemika ke hoʻokō i nā koi o ka maʻamau hg/t2568-94. "Crystallization crushing method" ʻo ia ka hoʻopaʻa ʻana i ka solution sodium metasilicate i ka manaʻo i koi ʻia, alakaʻi i ka hopena e crystallize i loko o nā mea paʻa poloka ma ka hoʻohui ʻana i nā hua aniani a me nā mea hoʻohui, e hoʻohuli i ka wai manuahi a pau i ka wai crystalline, a e wāwahi i ka paʻa i nā huahana i hoʻopau ʻia. ʻO nā mea maikaʻi o kēia ʻano ʻo ia ka liʻiliʻi o ka hoʻopukapuka kālā, akā ʻoi aku ka koʻikoʻi o ka pōʻino i ke ʻano kristal, ʻoi aku ka paʻakikī o nā koi no ke aniau a me nā kūlana hoʻomalu, kiʻekiʻe ka ikaika o ka hana, haʻahaʻa ke keʻokeʻo o ka huahana. a ua maʻalahi ka hoʻomoʻa ʻana i ka wai a me ka agglomerate, ʻAʻole hiki i nā helu kino a me nā kemika ke hoʻokō i nā koi o ka maʻamau hg / t2568-94. ʻO ka hoʻohana ʻana i nā huahana granular he lepo ʻole, hiki ke hoʻokō i nā koi o ka hoʻokuʻu aku: ʻo ka pauka a me nā huahana granular i hana ʻia e nā ala hope ʻelua e hoʻohana i ka lepo nui, a ua kaupalena ʻia ka lawe ʻana aku.

sodium metasilicate Anhydrous 

sodium metasilicate Anhydrous

Anhydrous sodium metasilicate molecular formula Na2SiO3, pH waiwai ma kahi o 12.4, melting point is 1089 ℃, density is.0.8-1.2g/cm3, dissolution rate in water is fast, and vitrification will not occur. ʻOi aku ka maikaʻi o ka hoʻohana ʻana i ka sodium metasilicate ma mua o ka hydrated sodium metasilicate ma kekahi mau kula. Anhydrous sodium metasilicate loaʻa nā ʻāpana like ʻole, ka nui kikoʻī kikoʻī kikoʻī a me ka waiwai absorption aila kiʻekiʻe, kahi kūpono i ka wehe ʻana i nā ʻaila ʻaila. ʻO ka nui o ka alkali a me ka silicon dioxide maʻiʻo o ka sodium metasilicate anhydrous he ≥ 94%. Ke hoʻohālikelike ʻia me ka hydrated silicon metasilicate, hoʻomaikaʻi ia i ka hiki ke hoʻopaʻa ʻia o nā ion Ca a me Mg, a he hana koʻikoʻi i ka hoʻoulu ʻana i ka palupalu o ka wai paʻakikī, hoʻoponopono a hoʻopaʻa i ka waiwai pH, hoʻomaikaʻi i ka hana o nā surfactants, hoʻomaikaʻi i ka decontamination, hoʻopuehu i ka lepo eluted, a me ka mālama ʻana i kahi hale lepo maikaʻi. ʻAʻole e hoʻokahe ka sodium metasilicate anhydrous i ka wai aniani, a hōʻike i ka hoʻohālikelike kūikawā a me ke kūpaʻa i ka chlorine organik, peroxide a me ka bleaching synergist i ka mea holoi. ʻOi aku ka maikaʻi o ka hopena kōkua holoi ma mua o ka hydrated silicon metasilicate a me 4A zeolite. Ma muli o ka ikaika ikaika o ka sodium metasilicate anhydrous e chelate i nā ion magnesium a me ka 4A zeolite e chelate i nā ion calcium, ua loaʻa iā lāua nā pono hoʻohui i nā mea hoʻohui binary anhydrous sodium metasilicate-4a zeolite binary additives, i lawa ka mana chelating o ka calcium a me ka magnesium ions, a he maikaʻi loa. hana i ka hopena synergistic o nā surfactants. E hoʻohui nā mea hana pauka holoi i ka nui o ka sodium metasilicate anhydrous

Hoʻopili nā kahua noi o ka sodium metasilicate anhydrous a me ka sodium metasilicate hydrated, akā i loko o nā māla i pili i ka wai aniani, e koho ʻia ka anhydrous silicon metasilicate ma kahi o ka silika hydrated.


Ka manawa hoʻouna: ʻAukake-04-2022
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