
Sodium cyanide, ntho ea lik'hemik'hale e utloahala e tšosa, e bapala karolo ea bohlokoa le e fapaneng lefapheng la indasteri. E fumaneha haholo liindastering tse ngata, ho tloha meepo ho K'hemik'hale ea Lik'hemik'hale, mme e na le tšusumetso e kholo ho nts'etsopele ea indasteri ea sejoale-joale.
Khauta ho Moepo

Lefapheng la merafo, tšebeliso e tsebahalang ka ho fetisisa ea Sodium cyanide Ke bakeng sa Khauta ea Khauta. Hangata khauta e teng ka mokhoa oa likaroloana tse ntle haholo tse qhalakantsoeng ka har'a ores 'me ho thata ho arola ka ho toba. Sodium cyanide e ka sebetsana le lik'hemik'hale ka khauta ho etsa metsi - khauta e qhibilihang - cyanide complexes. Ts'ebetso e ikhethileng ke e latelang: ka mor'a hore khauta - e nang le ore e fumane phekolo ea pele e kang ho sila le ho sila, e kopantsoe le tharollo e nang le sodium cyanide, 'me moea o kenngoa. Tlas'a maemo a alkaline, ion ea cyanide (CN⁻) e ka har'a sodium cyanide e sebetsana le khauta ka tsela e latelang: 4Au + 8NaCN+O₂ + 2H₂O = 4Na[Au(CN)₂]+4NaOH. Khauta e entsoeng - cyanide complex e ka fokotsoa ho tloha tharollo ka letoto la mekhoa e latelang, e kang ho falla ka phofo ea zinki, ho finyella karohano ea khauta ho litšila tse ling. Mokhoa ona o ntlafalitse haholo ts'ebetso ea ho epolloa ha khauta, e leng se entseng hore ho khonehe ho rafa lirafshoa tsa khauta tsa boemo bo tlase moruong tseo qalong ho neng ho le thata ho li sebelisa, ho rala motheo o tiileng bakeng sa nts'etsopele ea indasteri ea khauta lefatšeng ka bophara. Meepong e meng e meholo ea khauta, letsatsi le leng le le leng ho ka ’na ha sebelisoa sodium cyanide e ngata ho lokisa lithane tse mashome a likete tsa tšepe, ho tsoela pele ho hlahisa khauta ea bohlokoa.
Raw Material bakeng sa Tšebeliso ea Lik'hemik'hale

Lefapheng la organic chemical synthesis, sodium cyanide ke thepa e tala ea bohlokoa haholo. Hangata e sebelisoa ho hlahisa sehlopha sa cyano (-CN) se sebetsang, se bohlokoa haholo ho Tlhaho ea Organic 'me e ka fetoloa lihlopha tse ling tse sa tšoaneng tse sebetsang ka liphetoho tse latelang tsa lik'hemik'hale, tse kang sehlopha sa carboxyl (-COOH) le sehlopha sa amino (-NH₂). Ka mohlala, ha halogenated hydrocarbon e sebetsana le sodium cyanide ka nucleophilic substitution reaction, athomo ea halogen e nkeloa sebaka ke sehlopha sa cyano ho etsa motsoako oa nitrile. Ho nka karabelo ea ethyl bromide le sodium cyanide e le mohlala: C₂H₅Br + NaCN → C₂H₅CN + NaBr. Propionitrile e hlahisoang e ka etsoa ka hydrolyzed ka ho eketsehileng ho fumana propionic acid kapa ea fokotsoa ho fumana propylamine. Mokhoa ona oa ho kenyelletsa sehlopha sa cyano ka sodium cyanide ebe o fetola sehlopha se sebetsang o fana ka tsela ea bohlokoa bakeng sa mefuta-futa ea sebopeho sa metsoako ea lintho tse phelang 'me e sebelisoa haholo liindastering tse kang motsoako oa lithethefatsi le motsoako oa dae. Litsela tsa motsoako oa lithethefatsi tse ngata tse tloaelehileng li kenyelletsa sodium cyanide, 'me e tšoana le "mohaho" oa bohlokoa bakeng sa ho haha mohaho oa limolek'hule tsa tlhaho.
Indasteri e Ntle ea Lik'hemik'hale

Tlhahisong ea lihlahisoa tse ntle tsa lik'hemik'hale, sodium cyanide e boetse e phetha karolo ea bohlokoa. Mohlala, ha ho etsoa lipolasetiki tse itseng tsa boenjiniere tse sebetsang hantle le li-additives tsa rabara, karabelo e amanang le sodium cyanide e ka fa lihlahisoa ka thepa e ikhethang. Tšimolohong ea polymethyl methacrylate (PMMA, eo hangata e tsejoang e le plexiglass), ho sebelisoa motsoako o mahareng o nang le karolo ea sodium cyanide. Ka karabelo e khethehileng ea lik'hemik'hale, motsoako o nang le cyano o fetoloa monoma o nang le sebopeho le thepa e itseng, ebe o etsoa polymer ho fumana lisebelisoa tsa PMMA tse nang le ts'ebetso e ntle haholo. Boitsebiso bona bo sebelisoa haholo tšimong ea optical, mokhabiso oa meralo, joalo-joalo Ho phaella moo, tlhahiso ea li-accelerator tse ling tsa vulcanization bakeng sa li-rubber tse phahameng tsa ts'ebetso, sodium cyanide e boetse e le thepa ea bohlokoa e tala. E ka khothaletsa ts'ebetso ea vulcanization ea rabara le ho ntlafatsa matla, ho hanyetsa ho roala le thepa e meng ea lihlahisoa tsa rabara, ho nolofalletsa lihlahisoa tsa rabara ho fihlela litlhoko tsa maemo a fapaneng a ts'ebeliso ea matla joalo ka lithaere tsa koloi le mabanta a tsamaisang indasteri.
Likopo ho Indasteri ea Electroplating
The Indasteri ea Electroplating ke karolo e 'ngoe ea bohlokoa ea tšebeliso ea sodium cyanide. Ts'ebetsong ea electroplating, ho hlokahala hore ho behoe ka mokhoa o ts'oanang lera la tšepe e 'ngoe holim'a tšepe ho ntlafatsa ho hanyetsa ha kutu, mokhabiso le lisebelisoa tse ling tsa tšepe. Sodium cyanide e na le mesebetsi e mengata ka tharollo ea electroplating. Ka lehlakoreng le leng, e ka etsa li-complexes tse tsitsitseng tse nang le li-ion tsa tšepe ka tharollo ea plating, ho laola tekanyo ea ho behoa ha li-ion tsa tšepe holim'a cathode, e le hore ho roala ho tšoana hantle le ho lekana. Ka mohlala, ts'ebetsong ea koporo ea koporo, sodium cyanide e etsa li-ion tse rarahaneng tse kang [Cu(CN)₂]⁻ ka li-ion tsa koporo. Ha li-ion tsena tse rarahaneng li tsoa ka har'a cathode, liathomo tsa koporo li ka behoa ka ho lekana holim'a ntho e lokelang ho petoa, ho fumana seaparo sa koporo se boreleli le se teteaneng. Ka lehlakoreng le leng, sodium cyanide e ka boela ea ntlafatsa ts'ebetso ea motlakase ea tharollo ea plating le bokhoni ba ho qhalakanngoa ba tharollo ea ho pola, e nolofalletsang lisebelisoa tse rarahaneng tse nang le sebopeho ho fumana phello e ntle ea ho roala. Le hoja ka lebaka la chefo ea sodium cyanide, cyanide - mekhoa ea motlakase ea mahala ea cyanide e 'nile ea ntlafatsoa lilemong tsa morao tjena, masimong a mang a nang le litlhoko tse phahameng haholo tsa boleng ba ho roala, joalo ka electroplating ea likarolo tsa elektroniki le likarolo tsa sefofane, cyanide - e nang le ts'ebetso ea electroplating e ntse e nka karolo e itseng ea mmaraka ka lebaka la melemo ea eona e ikhethang, le sodium cyanide e ntse e phetha karolo ea bohlokoa ho li-electroplating tsena.
Lisebelisoa tse ling tsa indasteri
Ntle le masimo a ka sehloohong a boletsoeng ka holimo, sodium cyanide e boetse e sebelisoa lits'ebetsong tse ling tsa indasteri. Ho Kalafo ea Mocheso oa Metal indasteri, sodium cyanide e ka sebelisoa bakeng sa phekolo ea cyaniding ea tšepe. Ka ho futhumatsa tšepe sebakeng se nang le sodium cyanide le mecha e meng ea litaba, naetrojene le k'habone li kenngoa ka holim'a tšepe ka nako e le 'ngoe ho etsa lera la cyanide le boima bo phahameng, ho hanyetsa ho roala holimo le thepa e ntle ea ho thibela ho ts'oaroa, ho ntlafatsa ts'ebetso e pharaletseng ea bokaholimo ba tšepe. E sebelisoa haholo kalafong ea likarolo tsa bohlokoa masimong a tlhahiso ea mechini le likarolo tsa likoloi. Mekhoeng e meng e khethehileng ea metallurgical, sodium cyanide e ka boela ea sebelisoa ho arola le ho hloekisa litšepe tse itseng tse sa tloaelehang. Ka ho etsa li-complexes tse khethehileng tse nang le litšepe tse sa tloaelehang, ho arohana ha litšepe tse sa tloaelehang ho tsoa litšila tse ling ho finyelloa, ho fana ka menyetla ea tšebeliso e nepahetseng ea litšepe tse sa tloaelehang.
Leha ho le joalo, re tlameha ho hlokomela ka ho hlaka hore sodium cyanide e chefo e feteletseng ’me e baka tšokelo e khōlō tikolohong le bophelong ba batho. Nakong ea tlhahiso, polokelo, lipalangoang le ts'ebeliso ea eona, melaoana e amehang ea polokeho le litlhoko tsa ts'ireletso ea tikoloho li tlameha ho lateloa ka thata, 'me mehato e phethahetseng ea ts'ireletso le mekhoa ea kalafo ea litšila e tlameha ho amoheloa ho netefatsa hore likotsi tse ka bang teng li laoloa ka nepo. Le hoja sodium cyanide e phetha karolo ea bohlokoa indastering, ka tsoelo-pele e sa khaotseng ea saense le thekenoloji, batho ba ntse ba hlahloba ka mafolofolo mekhoa e meng e sireletsehileng le e se nang tikoloho ho fokotsa ho itšetleha ka ntho ena e chefo haholo. Empa hajoale, ka lebaka la thepa ea eona e ikhethang ea lik'hemik'hale, sodium cyanide e ntse e sebetsa ka thata likarolo tse ngata tsa bohlokoa tse ke keng tsa nkeloa sebaka mafapheng a mangata a indasteri, ho tloha merafong ho isa ho motsoako oa lik'hemik'hale, e tsoelang pele ho khothaletsa nts'etsopele ea indasteri ea sejoale-joale.
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