Sodium cyanide Ho roala koporo ke moetlo electroplating mokhoa o sebelisoang haholo liindastering tse fapaneng, haholo indastering ea lisebelisoa tsa elektroniki le tsa mabenyane. Mokhoa ona o kenyelletsa tšebeliso ea a Plating tharollo e sebetsang joalo ka ntho e rarahaneng, haholo-holo e entsoeng ka li-ion tsa koporo le palo e itseng ea Cyanide ea mahala, tsohle li bolokiloe sebakeng se nang le alkaline e matla. Le hoja mokhoa ona o ipakile o sebetsa, lintlha tse 'maloa li ka susumetsa haholo boleng ba sehlahisoa sa ho qetela. Ho utloisisa lintlha tsena ho bohlokoa bakeng sa ho ntlafatsa ts'ebetso ea ho pola le ho netefatsa liphetho tsa boleng bo holimo.

1. Mocheso Control
E 'ngoe ea lintlha tse mahlonoko tse amang Sodium cyanide plating ea koporo ke mocheso oa tharollo ea plating. Mocheso o nepahetseng bakeng sa ts'ebetso ena hangata o pakeng tsa 50°C ho isa ho 65°C. Ka har'a marang-rang ana, katleho ea hona joale ea cathode e eketsoa, e lebisang ho depositi ea koporo e ts'oanang le ea boleng bo holimo.
Ha mocheso o le tlase haholo, ts'ebetso ea hona joale ea cathode ea fokotseha, e bakang boleng bo bobe ba plating. Ka lehlakoreng le leng, mocheso o phahameng haholo o ka lebisa ho bola ha tharollo ea plating, ho hlahisa lihlahisoa tse sa rateheng tse kang sodium carbonate le ammonia. Li-byproducts tsena li ka ama ts'ebetso ea plating hampe le boleng ba ho roala ho qetela. Ka hona, ho boloka mocheso o nepahetseng ke oa bohlokoa bakeng sa ho fumana liphetho tse ntle tsa plating.
2. Tsamaiso ea Tekano ea Hona Joale
Boima ba hona joale ke ntlha e 'ngoe ea bohlokoa e susumetsang katleho le boleng ba Sodium cyanide ho roala koporo. Boima ba hona joale bo bolela palo ea motlakase o sebelisoang sebakeng se le seng sa cathode. Ho eketsa sekhahla sa hona joale ho ka lebisa phokotsong ea matla a hona joale a cathode le anode.
Ha bongata ba hona joale ba anode bo phahame haholo, bo ka baka anode passivation, boemo boo ho bona anode e sa sebetseng hantle mme e sitisa ts'ebetso ea plating. Ho fokotsa bothata bona, tšebeliso ea phepelo ea motlakase ea nako le nako e ka ba molemo. Mokhoa ona o lumella ho eketseha ho laoloang ha letsoalo la hona joale, ho nolofalletsa tsamaiso e ntlafetseng ea mokhoa oa ho roala le ho ntlafatsa boleng ba ho roala.
3. Karolo ea Phepelo ea Matla a Cyclic
Ho kengoa ts'ebetsong ha phepelo ea motlakase ea cyclic e khutlisetsang morao ts'ebetsong ea electroplating ho ka ntlafatsa haholo boleng ba ho roala koporo. Mokhoa ona o lumella ho lokisoa ha methapo ea hona joale ea anode, e ka lebisang ho fokotseha ha porosity ea ho roala. Ho roala ka tlas'a porous ka kakaretso ho lakatseha haholoanyane, kaha ho fana ka tšireletso e molemo khahlanong le ho bola le ho ntlafatsa ho tšoarella ka kakaretso ha holim'a sepakapaka.
Ntle le moo, ts'ebeliso ea phepelo ea motlakase e khutlisetsang morao ka cyclic e ka ntlafatsa ts'ebetso ea boemo ba tharollo ea plating. Ka ho eketsa tekanyo e nyenyane ea tšepe e khanyang ea letsoai ho tharollo, hoa khoneha ho finyella seaparo se khanyang sa koporo se nang le litšobotsi tse ntle tsa boemo. Motsoako ona oa mekhoa e ka fella ka pheletso ea boleng bo holimo e fihlelang litlhoko tse thata tsa lits'ebetso tse fapaneng.
4. Litšila le Tsamaiso ea Tsona
Ho ba teng ha litšila ka tharollo ea plating ho ka ba le phello e mpe ho boleng ba deposit ea koporo. E 'ngoe ea litšila tse atileng haholo tse fumanehang ho sodium cyanide plating ea koporo ke carbonate. Haeba litaba tsa carbonate li feta 70g/L, ho bohlokoa ho li tlosa ho boloka botšepehi ba mokhoa oa ho pola.
Mokhoa o tloaelehileng oa ho tlosa carbonate e feteletseng o kenyelletsa ho pholisa tharollo ea plating ka tlase ho 0 ° C, ho lumella carbonate hore e khanye ka tlhaho. Le hoja mokhoa ona o hlakile ebile o sebetsa, ke habohlokoa ho hlokomela hore hoo e ka bang 10% ea letsoai la tšepe e ka lahleha nakong ea ts'ebetso ea crystallization. Ka hona, tsamaiso ea litšila e tlameha ho nkoa ka hloko ho netefatsa hore tharollo ea ho pata e lula e sebetsa le hore boleng ba sehlahisoa sa ho qetela ha bo fokotsehe.
fihlela qeto e
Sodium cyanide copper plating ke mokhoa o sebelisoang haholo oa electroplating o fanang ka melemo e mengata mabapi le ts'ebetso le boleng. Leha ho le joalo, katleho ea ts'ebetso ena e itšetlehile haholo ka lintlha tse 'maloa tsa bohlokoa, tse kenyeletsang taolo ea mocheso, tsamaiso ea hona joale ea ho teteana, tšebeliso ea phepelo ea motlakase e khutlisang morao, le taolo ea litšila.
Ka ho utloisisa le ho ntlafatsa lintlha tsena, bahlahisi ba ka ntlafatsa boleng ba liaparo tsa bona tsa koporo, ba etsa bonnete ba hore ba finyella litlhoko tse thata tsa liindasteri tse sa tšoaneng. Ha thekenoloji e ntse e tsoela pele, lipatlisiso tse tsoelang pele le nts'etsopele lefapheng la electroplating li ka 'na tsa lebisa ntlafatsong e eketsehileng ea mokhoa oa ho roala koporo oa sodium cyanide, ho bula tsela ea boleng bo phahameng le ho feta mekhoa ea tlhahiso e sebetsang hantle.
Ka kakaretso, taolo e hlokolosi ea mocheso, boima ba hona joale, mekhoa ea phepelo ea motlakase, le maemo a litšila li bohlokoa bakeng sa ho fumana litholoana tse ntle ho plating ea koporo ea sodium cyanide. Ka ho lebisa tlhokomelo lintlheng tsena tsa bohlokoa, bahlahisi ba ka etsa bonnete ba hore mekhoa ea bona ea electroplating e fana ka liaparo tsa boleng bo phahameng, tse tšoarellang le tse ka tšeptjoang tsa koporo tse finyellang litlhoko tsa bareki ba bona.
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