Hauv cov kab ke loj ntawm kev lag luam tshuaj, anhydrous sodium sulfate tau dhau los ua cov khoom siv tshuaj lom neeg siv tau vim nws lub cev nqaij daim tawv thiab tshuaj lom neeg. Txawm hais tias nws tsis yog li qhov muag pom raws li qee cov ntaub ntawv siab, nws ntsiag to ua lub luag haujlwm tseem ceeb hauv ntau qhov kev lag luam thiab muaj feem cuam tshuam nrog peb lub neej thiab kev lag luam ntau lawm. Tom ntej no, cia delve rau hauv kev paub tsis meej ntawm anhydrous sodium sulfate ua ke.
1, cov yam ntxwv yooj yim
Anhydrous sodium sulfate, kuj tseem hu ua sodium sulas sulfate hmoov, yog ib qho dawb zoo sib xws zoo particle lossis pataderery. Nws tsis muaj ntxhiab tsw, qab ntsev thiab iab saj, thiab yog hygroscocopic. Thaum nthuav tawm huab cua, nws yooj yim nqus noo noo thiab ua hydrated sodium sulfate. Qhov pom melting ntawm anhydrous sodium sulfate yog 884 degree, yooj yim soluble hauv dej, thiab aqueous daws yog qhov nruab nrab. Nws cov tshuaj lom neeg yog qhov ruaj khov thiab nws tsis yauv under cov tshuaj lom neeg nrog cov acids, hauv paus, thiab ntsev txog cov xwm txheej dav dav. Txawm li cas los xij, raws li cov xwm txheej tshwj xeeb, nws tuaj yeem koom nrog qee qhov khoom siv tsis tseem ceeb.
2, npaj txoj kev npaj
(1) Lub ntuj Gloob lub ntsev Txhob ua haujlwm
Ntuj Salumpeter yog sodium sulium sulfate ntxhia pob zeb uas muaj cov dej cua sov, uas tuaj yeem ua kom lub cev qhuav dej los ntawm cov cua sov los ua cov cua sov ua kom huv sidium sulfate. Tom qab cov txiv hmab txiv ntoo mining ntsev, nws yog kev kuaj ua ntej thiab raug tsoo ua ntej xa mus rau cov khoom siv cua sov. Nyob rau hauv cov dej sov siab, cov muaj roj crystalline hauv Saltpeter maj zuj zus evaporates thiab kawg ua rau anhydrous sulium sulfate khoom. Qhov zoo dua ntawm txoj kev no yog tias tus nqi khoom siv tsis yooj yim, tab sis cov txheej txheem kuj yooj yim, tab sis cov txheej txheem kuj yuav cuam tshuam los ntawm ntuj impurities thiab yuav tsum tau ua kom huv si.
(2) cov tshuaj tiv thaiv txoj kev ntawm sulfuric acid thiab sodium hydroxide
Nov yog ib txoj kev tshuaj lom neeg sib xws. Neutralize sulfuric acid thiab sodium hydroxide nyob rau hauv ib tug yam stoichiometric piv rau tsim sodium sulfate thiab dej. Tom qab cov tshuaj tiv thaiv ua tiav, kev ua kom siab huv sihydrous sodium sulfate tuaj yeem tau txais los ntawm kev ua haujlwm xws li evaponoration concentration, txias crystallization, thiab pom. Cov khoom tau npaj los ntawm cov qauv no muaj siab dawb huv thiab ruaj khov, tab sis tus nqi ntau lawm yog qhov muaj siab, thiab cov khoom siv huv siab rau cov khoom siv raw tseem nruj.
(3) Rov qab txoj kev ntawm cov khoom lag luam hauv Chlor Alkali Kev Lag Luam
Hauv cov txheej txheem ntau lawm ntawm chlor alkali kev lag luam, muaj qee qhov nyiaj ntawm cov khoom muaj sodium sulfate yuav raug tsim tawm. Los ntawm kev sib cais, ua kom huv, thiab ua kom zoo nkauj, thiab ua kom zoo dua cov khoom lag luam, anhydrous sodium sulfium sulfate tuaj yeem rov qab tau. Txoj kev no tsis yog ua tiav cov peev txheej siv thiab txo cov nqi tsim khoom, tab sis kuj txo cov pa phem ntawm cov khoom lag luam. Txawm li cas los xij, hom no tau txwv los ntawm cov nplai ntawm Chlor Alkali Kev Lag Luam Kev Lag Luam thiab cov muaj pes tsawg leeg ntawm cov khoom lag luam, ua rau cov khoom tawm tsis yooj yim.
3, dav siv tau cov teb
(1) Cov Khoom Siv Raw Tshuaj
Anhydrous sodium sulfate yog ib qho tseem ceeb cov khoom siv rau kev tsim cov khoom siv tshuaj lom neeg ntau ntau. Nyob rau hauv kev lag luam xab npum, feem ntau nws siv los ua tus muab tub lim thiab ntxiv, uas tuaj yeem ua kom cov nqi ntau lawm, thiab txhim kho kev ntxuav cov peev xwm thiab kev ruaj khov ntawm xab npum. Hauv kev lag luam ntawv, anhydrous sodium sulfate tuaj yeem siv los tsim cov sulfate pulp. Nws reacts nrog lignin thaum ua noj ua haus, txhawb kev sib cais thiab sib cais ntawm lignin thiab txhim kho qhov zoo thiab tawm ntawm pulp. Ib qho ntxiv, anhydrous sodium sulfate kuj yog ib qho tsis tseem ceeb ntawm cov khoom siv tshuaj lom neeg xws li sodium sulfide thiab sodium silicate.
(2) iav kev lag luam
Nyob rau hauv lub iav tsim tshuaj, anhydrous sodium sulfium ua si yog lub luag haujlwm tseem ceeb hauv kev tshab txhais thiab ua pab. Nws tuaj yeem txo qhov viscosity ntawm cov kua iav, txhawb kev tawm ntawm cov npuas hauv cov kua iav, thiab ua kom lub iav ntau pob tshab thiab hnav khaub ncaws. Meanwhile, Anhydrous sodium sulfate kuj tseem tuaj yeem txo qis qhov taw tes ntawm iav, txhim kho kev ua haujlwm ntawm iav, thiab txo kev siv hluav taws xob. Anhydrous sodium sulfate ua si lub luag haujlwm tseem ceeb hauv kev tsim cov iav lub khob, lub raj mis iav, thiab iav kho qhov muag.
(3) Textile Printing thiab Dyeing Kev Lag Luam
Nyob rau hauv textile luam ntawv thiab dye zas kev lag luam, anhydrous sodium sulfium sulfate feem ntau yog siv los ua tus neeg zas xim. Thaum lub sij hawm dyeing cov txheej txheem, nws tuaj yeem txhawb nqa cov kab tuav ntawm cov xim molecules rau cov xim, txhim kho cov zas xim thiab cov ntaub ua kom zoo nkauj dua thiab khov kho xim. Ib qho ntxiv, anhydrous sodium sulfium kuj tseem siv tau rau tom qab kho cov xim thiab impurities nyob rau saum npoo, txhim kho qhov zoo thiab xav tau ntawm cov ntaub.
(4) teb kho mob
Hauv thaj chaw ntawm cov tshuaj, anhydrous sodium sulfate kuj muaj qee cov ntawv thov. Nws tuaj yeem siv los ua tus desiccant thiab tshuaj tua kab mob hauv kev lag luam tshuaj kom qhuav thiab sterilizing tshuaj. Nyob rau tib lub sijhawm, anhydrous sodium sulfate kuj tseem koom nrog hauv kev sib koom tes lossis pawg neeg reagent, pab txhawb cov qauv yeeb tshuaj nrog cov qauv qauv tshwj xeeb.
4, cov kev sib tw thiab kev txhim kho txoj kev loj hlob
Nrog kev txhim kho txuas ntxiv ntawm ntau yam kev lag luam thiab thev naus laus zis kev nce qib, daim ntawv thov cov kev cia siab ntawm anhydrous sodium sulfate kuj tseem nthuav dav. Txawm li cas los xij, nws tseem ntsib qee qhov kev cov nyom. Ntawm ib sab tes, kev sib tw ua lag luam tau nce zuj zus, thiab cov khoom lag luam hloov tau zoo heev. Kev lag luam yuav tsum tau ua kom tau cov nqi txuas ntxiv, txo cov nqi ntau lawm, thiab txhim kho cov khoom lag luam zoo kom muaj kev sib tw ua lag luam. Ntawm qhov tod tes, qhov nce qib nruj zuj zus tau tso rau kev tsim khoom mus tom ntej dua rau kev tsim khoom thiab kev siv nyiaj sodrate. Piv txwv li, nyob rau hauv cov txheej txheem ntawm natural saltpeter mining thiab kev ua tiav, nws yog ib qho tsim nyog los txhawb kev tiv thaiv ntawm ecological ib puag ncig thiab txo qis kev puas tsuaj rau av thiab dej cov peev txheej; Nyob rau hauv cov txheej txheem ntawm kev tsim cov tshuaj, nws yog ib qho tsim nyog los ua rau kev kho cov roj pov, khib nyiab, thiab cov khib nyiab pov tseg kom ua tiav ntau lawm.
Yav tom ntej, lub anhydrous sodium sulfate kev lag luam yuav tsim kho rau ntsuab, muaj txiaj ntsig, thiab ntse thiab ntse. Kev lag luam yuav ua kom muaj kev nqis peev tshaj tawm hauv kev tsim kho thev naus laus zis, tsim cov txheej txheem tshiab tsim khoom, txhim kho kev siv cov pa hluav taws xob, thiab txo cov kuab paug cov kuab paug. Nyob rau tib lub sijhawm, nrog kev txhim kho nrawm ntawm kev tawm tsam xws li lub zog tshiab thiab cov ntawv thov yuav yog kawm tshiab, coj cov hauv kev nthuav dav tshiab rau nws txoj kev lag luam tshiab.
Anhydrous sodium sulfate, raws li ib qho tseem ceeb mis cov khoom siv, ua lub luag haujlwm tseem ceeb hauv ntau yam kev lag luam vim nws cov kev siv thiab ntau cov kev siv. Hauv kev txhim kho yav tom ntej, lub anhydrous sodium sulfate kev lag luam xav tau los nquag thev naus laus zis, thiab txhim kho kev txhawb zog rau kev lag luam thiab kev sib raug zoo.