Pehea e kāohi ai i nā paepae haumia i loko o ka pauka Lithium Acetate papa pākahiko

Hoʻomalu pono nā mea hana kemika i nā paepae haumia i loko o nā mea maka o ka pila Lithium Acetate Powder / Lithium Acetate Anhydrous me ka hoʻohana ʻana i ka synthesis pololei, ka recrystallization multi-stage, a me ka kānana ion-exchange holomua. Pale aku nā kūlana maikaʻi paʻa i nā hopena ʻaoʻao parasitic, ka decomposition electrolyte, a me nā micro-short circuits i nā ʻōnaehana mālama ikehu.

Nā hopena electrochemical o nā haumia i loko o nā mea maka o ka pila Lithium Acetate Powder / Lithium Acetate Anhydrous

Pono nā mea mālama ikehu hana kiʻekiʻe i ka maʻemaʻe kemika koʻikoʻi i nā mea hoʻokomo mua. ʻO nā haumia i kāohi ʻole ʻia i loko o nā mea maka o ka pākahiko Lithium Acetate Powder / Lithium Acetate Anhydrous e hoʻopilikia i ke kaulike kemika a hoʻopōkole i ke ola o ka pākahiko.

Nā Metala Kaumaha Trace a me ka Hoʻokumu ʻana o Dendrite

ʻO nā metala kaumaha e like me ka hao, nickel, chromium, a me ke keleawe he mau pilikia koʻikoʻi ia i ka palekana o nā cell. Hoʻoheheʻe ʻia kēia mau ʻāpana metala i loko o ka electrolyte wai i ka wā o nā pōʻaiapuni hoʻouka mua. Neʻe nā ion i hoʻoheheʻe ʻia i ka ʻili anode a emi iho i loko o nā waihona metala paʻa. Ma luna o nā pōʻaiapuni hou, hoʻolalelale kēia mau waihona micro-deposits i ka ulu ʻana o ka lithium dendrite. I ka hopena, ua hou nā dendrites ʻoi i ka membrane separator, e hana ana i nā micro-short circuits kūloko a me ka hiki ke holo kaʻa wela.

Ka ʻIke Wai a me ka Hoʻohaʻahaʻa Electrolyte

ʻO ka nui o ka makū o ke kaiapuni i loko o nā mea maka o ka pila Lithium Acetate Powder / Lithium Acetate Anhydrous e hoʻoulu ai i ka palaho electrolyte wikiwiki. Hoʻopili maʻalahi ka lithium acetate anhydrous i ka makū o ke kaiapuni ma muli o kona ʻano deliquescent. Hoʻopili ka wai me nā paʻakai electrolyte fluorine-based e like me hexafluorophosphate e hana i ka waikawa hydrofluoric corrosive. Hoʻoheheʻe ka waikawa hydrofluoric i nā mea hana cathode a hoʻohaʻahaʻa i nā ʻāpana pākahiko kūloko, kahi e hoʻolalelale ai i ka mae ʻana o ka mana.

Ka haumia ʻana o ka metala Alkali a me ka paʻa ʻole o ke au uila

Hoʻopilikia nā metala alkali haole e like me ka sodium a me ka potassium i nā ʻano electrode kikowaena. Loaʻa i kēia mau cation hoʻokūkū nā radii ionic nui aʻe ma mua o nā ion lithium. I ka wā o ka intercalation, noho nā ion sodium a me ka potassium i nā wahi kikowaena hana i loko o ka lattice kristal. Hoʻopilikia kēia neʻe ʻana o ke ʻano i nā ala electron, hoʻokiʻekiʻe i ka impedance kūloko, a hoʻoulu i ka paʻa ʻole o ka voltage hana. ʻO ka hoʻopau ʻana i nā mea haumia alkali e hōʻoiaʻiʻo i ka hana electrochemical paʻa ma waena o nā noi mālama ikehu koi.

Nā Hoʻolālā Hoʻohuihui a me ka Hoʻomaʻemaʻe Multi-Stage

Hoʻokō nā mea hana kemika i ka maʻemaʻe pae pila ma o nā kaʻina hana synthesis paʻa a me nā pipeline hoʻomaʻemaʻe holomua. Pono nā mea hoʻokomo kemika maka e hana i nā ʻanuʻu hoʻomaʻemaʻe kikoʻī e pale aku i ka haumia i ka huahana hope loa.

Ka mālama mua ʻana i nā mea maka a me ke koho ʻana i nā mea mua

Hoʻomaka ka hana kemika maʻemaʻe kiʻekiʻe me ka mālama mua ʻana i nā mea maka. Hoʻopili nā mea hana i ka lithium carbonate kiʻekiʻe a i ʻole ka lithium hydroxide me ka waikawa acetic glacial maʻemaʻe e loaʻa ai nā hopena lithium acetate. Hoʻemi nā mea hoʻokomo maʻemaʻe kiʻekiʻe i nā haumia elemental mai ka hoʻomaka ʻana o ka hana kemika.

1. 1Hoʻāʻo nā mea hoʻolako kemika i nā pūʻulu mea maka āpau me ka hoʻohana ʻana i ka nānā ʻana spectroscopic e hōʻoia i ka maʻemaʻe kumu.
2. 2Kānana nā loea i nā mea hana wai ma o nā membrane polypropylene sub-micron e hoʻopaʻa i nā mea hiki ʻole ke hoʻoheheʻe ʻia.
3. 3Hoʻoponopono nā mea hana kemika i ka mahana o ka hopena a me ka stoichiometry e pale aku i ke koena waikawa manuahi i hana ʻole ʻia.

Hoʻomaopopo kēia pae kānana precursor koʻikoʻi i ka maikaʻi kumu kūpono no nā mea maka o ka pākahiko Lithium Acetate Powder / Lithium Acetate Anhydrous ma mua o ka hoʻomaka ʻana o ka hoʻomaʻemaʻe multi-stage.

Nā Protocols Recrystallization i kāohi ʻia

Hoʻokaʻawale ka recrystallization multi-stage i nā kristal lithium acetate target mai nā mea haumia alkali a me nā halide hiki ke hoʻoheheʻe ʻia. Hōʻike nā mea hoʻoheheʻe i nā ʻano solubility like ʻole ma nā paepae mahana like ʻole. Hoʻohana nā ʻenekinia kemika i kēia mau ʻokoʻa kino e hoʻomaʻemaʻe i nā mea haumia e like me ka sodium, potassium, a me nā ion chloride.

Ma muli o ke kaʻina hana recrystallization, ua hahai ke kaʻina hana thermal i kekahi mau hana:

1. 1Hoʻoheheʻe nā mea hana i ka lithium acetate maka i loko o ka wai deionized kiʻekiʻe a i ʻole ka mea hoʻoheheʻe waiʻona ma nā mahana kiʻekiʻe.
2. 2Kānana ka ʻōnaehana i ka wai wela e wehe i nā mea paʻa i hoʻokuʻu ʻia.
3. 3Hoʻohaʻahaʻa nā mana hoʻomalu aunoa i ka mahana o ka hopena ma nā wikiwiki hoʻoluʻu paʻa e hoʻomaka i ka nucleation kristal i kāohi ʻia.
4. 4Hoʻokaʻawale nā ​​​​centrifuges wikiwiki i nā kristal i hoʻomaʻemaʻe ʻia mai ka wai makuahine e loaʻa ana nā haumia alkali i hoʻopaʻa ʻia.
5. 5Holoi ka mea hoʻoheheʻe maʻemaʻe kiʻekiʻe i ka keke kristal paʻa e holoi aku i nā mea haumia i koe ma ka ʻili.

Hoʻokiʻekiʻe mau nā pōʻaiapuni recrystallization i ka maʻemaʻe holoʻokoʻa ma luna o 99.9%.

Nā ʻōnaehana kānana Chelation a me Ion-Exchange

ʻAʻole hiki i ka recrystallization wale nō ke hoʻopau loa i nā metala hoʻololi trace e hōʻike ana i ke ʻano o ka lithium. Hoʻokō nā hale hana holomua i nā kolamu resin chelation kūikawā a me ka ion-exchange e hoʻokō i nā paepae metala haʻahaʻa loa. Hoʻopaʻa pono nā mea Chelation me nā cation metala kaumaha multi-valent e like me ka hao, chromium, nickel, a me ke keleawe.

Hele nā ​​kahawai kemika ma o nā moena i hoʻopaʻa ʻia o nā resins ion-exchange koho. Loaʻa i kēia mau resins polymeric nā hui hana kūikawā e hopu ana i nā mea haumia metala ʻoiai e ʻae ana i nā ion lithium e hele manuahi. ʻO nā mea hana kemika alakaʻi e like meʻO Zoranae hoʻohana i kēia kaʻina kānana holomua e lawe mai i ka hui pū ʻana o nā metala hoʻololi ma lalo o 10 ppm.

ʻO ka hoʻomaʻemaʻe hoʻololi-ion maikaʻi e hōʻoiaʻiʻo ana e hoʻokō nā mea maka o ka pākahiko Lithium Acetate Powder / Lithium Acetate Anhydrous i nā palena hana kemika koʻikoʻi e koi ʻia e nā mea hana kelepona holomua. Hōʻoia nā lako nānā mau i nā pae maʻemaʻe ma hope o ka kānana ʻana e hōʻoia i ka wehe piha ʻana o ka mea haumia.

Nā Palapala Hōʻoia Loiloi a me ka Mana Kūlana

Hoʻāʻo nā keʻena hoʻokolohua hoʻomalu maikaʻi i kēlā me kēia pūʻulu o nā paʻakai i hoʻomaʻemaʻe ʻia e kūʻē i nā kūlana ʻoihana paʻa mai ASTM International a me ka International Electrotechnical Commission (IEC). Hoʻohui nā mea kālailai i nā ʻano hoʻāʻo he nui e hōʻoia i nā kikoʻī kemika ma mua o ka hana ʻana i nā ʻāpana pākahiko.

ICP-MS no ka loiloi ʻana i ka metala trace

ʻIke ka Inductively Coupled Plasma Mass Spectrometry (ICP-MS) i nā mea haumia metala ma nā pae hapa-no-piliona. Hōʻalo nā loea hale hana i nā mea aniani i ka wā o ka hoʻomākaukau ʻana i ka laʻana no ka mea hoʻokahe ke aniani i nā iona sodium, potassium, a me ka calcium i loko o nā hopena. Akā, hana nā mea kālailai i nā laʻana me ka hoʻohana ʻana i nā reagents MS-grade i loko o nā mea hana plastik polyethylene haʻahaʻa-density (LDPE) i hōʻoia ʻia. Hoʻopau kēia kaʻina hana lawelawe koʻikoʻi i ka hoʻokumu ʻana o ka sodium adduct a mālama i ka hoʻonā spectral kiʻekiʻe i ka wā o ka profiling elemental trace.

ʻO Karl Fischer Titration no ka hoʻoholo ʻana i ka makū

Hoʻohana nā loea i ka Karl Fischer potentiometric titration e ana i ka nui o ka wai i loko o nā Battery Raw Materials Lithium Acetate Powder / Lithium Acetate Anhydrous. Hoʻoheheʻe ka titrator automated i ka laʻana i loko o kahi matrix solvent kūikawā a helu i nā molekala wai. Hoʻokō nā hui hoʻomalu maikaʻi i kahi paepae makū paʻa ma lalo o 0.1% no nā pae kemika anhydrous.

ʻO ka Chromatography Ion no nā mea haumia Anionic

Hoʻokaʻawale a ana ka chromatography Ion i nā haumia anionic e like me nā chlorides a me nā sulfates. Hoʻoulu kēia mau ions non-metallic i ka palaho pitting kūloko ma nā mea hōʻiliʻili au metala i loko o nā cell lithium i hoʻopaʻa ʻia. Hoʻokaʻawale koke nā kolamu chromatographic kiʻekiʻe i nā anions i manaʻo ʻia, e hōʻoiaʻiʻo ana i ke kūpaʻa kemika kiʻekiʻe ma waena o nā noi mālama ikehu koi.

Kāohi ʻana i ka haumia i ka ʻōpala a me ka mālama ʻana

Pono ka mālama ʻana i ka maʻemaʻe kemika i nā kaohi ea paʻa ma hope o ka hoʻohuihui ʻana. Mālama nā pae lawelawe hope loa i nā paʻakai i hoʻomaʻemaʻe ʻia mai ka haumia o ke kaiapuni ma mua o ka hōʻuluʻulu ʻana o nā cell.

Ka Mana Hoʻomakū no nā Paʻakai Anhydrous Deliquescent

Loaʻa i ka Lithium Acetate Anhydrous ka deliquescence kiʻekiʻe a hoʻomohu koke i ka makū mai ka ea pulu. ʻO ka ʻike ʻana i ka ea e hoʻohaʻahaʻa i nā paʻakai maloʻo a hoʻokiʻekiʻe i nā pae makū ma luna o ka paepae pahuhopu <0.1%. Pono e hana ʻia nā hana hoʻopili i loko o nā lumi maloʻo i kāohi ʻia e ke aniau a i ʻole nā ​​​​pahu mīkina lima i hoʻopaʻa ʻia. ʻO ka mālama ʻana i nā pae makū pili ma lalo o 1% i loko o nā wahi hana e pale ai i ka hui ʻana o ka paʻakai a hoʻōki i nā hopena hydrolysis.

ʻŌpala Palekana Sila ʻia a me ka lawelawe ʻana i ka lewa Inert

Hoʻokō nā mea hana kemika i nā kaʻina hana lawelawe kūikawā e pale i nā mea papa pila mai ka ea ambient a me ka makū i ka wā o ka lawe ʻana. Hoʻohana ʻo Zoran i nā hana hoʻopili lewa inert pololei e mālama i ka pono o nā mea:

• Hoʻoponopono nā mea loea i ka hopena kemika i loko o nā wahi i piha i nā kinoea inert e like me ka naikokene a i ʻole argon e ālai i ka oxidation mua i ka wā o ka hana ʻana.
• Hoʻomaʻemaʻe a hoʻopiha nā ʻōnaehana hoʻopili i nā pahu hope loa me kahi kinoea inert ma mua o ke sila ʻana e hana i kahi ʻano palekana i loko.
• Hoʻokomo nā hoʻolālā ipu i nā liners pale makū kiʻekiʻe e ālai i ka makū o waho.
• Hoʻohui nā mea hana i nā mea ʻoki oxygen kūikawā i loko o nā papa hoʻopili lua e omo i ke koena oxygen.

Hoʻouna nā hui hoʻopili i nā huahana i manaʻo ʻia e like me Zoran Lithium Acetate Anhydrous i loko o nā ʻeke ulana i uhi ʻia i ka plastik he 25kg a i ʻole nā ​​​​pahu pepa i uhi ʻia i ka plastik he 25kg. Hōʻoiaʻiʻo kēia mau pahu pale i sila ʻia i ka paʻa o ka papa a mālama i nā paepae makū haʻahaʻa loa ma nā ala kaʻa lōʻihi.

ʻO ka kaohi palena haumia koʻikoʻi i loko o nā mea maka o ka pila Lithium Acetate Powder / Lithium Acetate Anhydrous e hilinaʻi nei i ka synthesis maʻemaʻe kiʻekiʻe, ka recrystallization multi-stage, ka hoʻāʻo loiloi pololei, a me ka hoʻopili ʻana i ka wai ea. ʻO ka hoʻopau ʻana i nā mea haumia metala, alkaline, a me ka wai i ka wā hana mua e mālama i ka nui o ka ikehu, hoʻolōʻihi i ke ola o ke kaʻina hana cell, a pale i ka hāʻule ʻana o ka pila.