Ugbu a, batrị lithium ion arụọla ọrụ dị mkpa ná ndụ mmadụ, mana nsogbu ka dị na teknụzụ batrị lithium. Isi ihe kpatara ya bụ na electrolyte eji na batrị lithium bụ lithium hexafluorophosphate, nke na-enwe mmetụta dị ukwuu na mmiri ma nwee arụmọrụ okpomọkụ dị elu. Ngwaahịa na-adịghị mma na nke na-emebi ihe na-emebi ihe electrode, na-ebute arụmọrụ nchekwa adịghị mma nke batrị lithium. N'otu oge ahụ, LiPF6 nwekwara nsogbu dịka enweghị ike ịgbaze na obere ike na gburugburu ebe okpomọkụ dị ala, nke na-enweghị ike izute ojiji nke batrị lithium ike. Ya mere, ọ dị oke mkpa ịmepụta nnu lithium electrolyte ọhụrụ nwere arụmọrụ dị mma.
Ruo ugbu a, ụlọ ọrụ nyocha emepụtala ọtụtụ nnu lithium electrolyte ọhụrụ, ndị na-anọchite anya karịa bụ lithium tetrafluoroborate na lithium bis-oxalate borate. N'ime ha, lithium bis-oxalate borate adịghị mfe ịgbaze na okpomọkụ dị elu, enweghị mmetụta na mmiri, usoro njikọta dị mfe, mba Ọ nwere uru nke mmetọ, nkwụsi ike electrochemical, windo sara mbara, na ikike ịmepụta ezigbo ihe nkiri SEI n'elu electrode na-adịghị mma, mana obere mgbaze nke electrolyte na ihe mgbaze carbonate linear na-eduga na obere conductivity ya, ọkachasị arụmọrụ okpomọkụ dị ala ya. Mgbe nyochachara, achọpụtara na lithium tetrafluoroborate nwere nnukwu mgbaze na ihe mgbaze carbonate n'ihi obere nha molekul ya, nke nwere ike imeziwanye arụmọrụ obere okpomọkụ nke batrị lithium nke ọma, mana ọ nweghị ike ịmepụta ihe nkiri SEI n'elu electrode na-adịghị mma. Electrolyte lithium salt lithium difluorooxalate borate, dịka njirimara nhazi ya si dị, lithium difluorooxalate borate na-ejikọta uru nke lithium tetrafluoroborate na lithium bis-oxalate borate na nhazi na arụmọrụ, ọ bụghị naanị na ihe mgbaze carbonate linear. N'otu oge ahụ, ọ nwere ike ibelata viscosity nke electrolyte ma mee ka conductivity dịkwuo elu, si otú a na-eme ka arụmọrụ okpomọkụ dị ala na arụmọrụ ọsọ nke batrị lithium ion dịkwuo mma. Lithium difluorooxalate borate nwekwara ike ịmepụta oyi akwa nke ihe owuwu n'elu electrode na-adịghị mma dị ka lithium bisoxalate borate. Ihe nkiri SEI dị mma buru ibu karịa.
Vinyl sulfate, ihe mgbakwunye nnu ọzọ na-abụghị lithium, bụkwa ihe mgbakwunye SEI nke na-emepụta ihe nkiri, nke nwere ike igbochi mbelata ikike mbụ nke batrị ahụ, mee ka ikike mwepụ mbụ dịkwuo elu, belata mgbasawanye nke batrị ahụ mgbe etinyechara ya na okpomọkụ dị elu, ma melite arụmọrụ chajị-ịwụpụ nke batrị ahụ, ya bụ, ọnụọgụ okirikiri. . Site na nke a na-agbatị ogologo ntachi obi nke batrị ahụ ma na-agbatị ndụ ọrụ nke batrị ahụ. Ya mere, atụmanya mmepe nke ihe mgbakwunye electrolyte na-enweta nlebara anya na-arịwanye elu, ọchịchọ ahịa na-amụbakwa.
Dịka "Katalọgụ Nduzi Nhazi Nhazi Ụlọ Ọrụ (Mbipụta 2019) si kwuo", ihe mgbakwunye electrolyte nke ọrụ a kwekọrọ na akụkụ mbụ nke ngalaba agbamume, Isiokwu 5 (ike ọhụrụ), isi nke 16 "mmepe na itinye teknụzụ ike ọhụrụ mkpanaka", Isi nke 11 (ụlọ ọrụ kemịkalụ petrochemical) isi nke 12 "ihe mgbakwunye emezigharịrị, nke dabere na mmiri na ihe mgbakwunye ọkụ na-agbaze, ihe ndị na-amịkọrọ mmiri na gburugburu ebe obibi, ihe ndị na-agwọ mmiri, mercury siri ike nke molekul, enweghị mercury na ihe mgbakwunye ọhụrụ dị irè na gburugburu ebe obibi, ihe nanomaterials, Mmepe na mmepụta nke ihe mkpuchi akpụkpọ ahụ arụ ọrụ, ihe ndị na-eme ka ihe dị ọcha na nke dị elu, ndị na-eguzogide ọgwụ, gas eletrọnịkị, ihe kristal mmiri dị elu na kemịkalụ ọhụrụ ndị ọzọ dị mma; Dịka nyocha na nyocha nke akwụkwọ amụma ụlọ ọrụ mba na mpaghara dị ka "Ọkwa na Ntuziaka Ndepụta Na-adịghị Mma maka Mmepe Belt Akụnụba (maka Mmejuputa Nnwale)" (Akwụkwọ Ụlọ Ọrụ Changjiang Nọmba 89), a chọpụtara na ọrụ a abụghị ọrụ mmepe amachibidoro ma ọ bụ nke amachibidoro.
Ike e ji eme ihe mgbe ọrụ ahụ ruru ikike mmepụta gụnyere ọkụ eletrik, uzuoku na mmiri. Ugbu a, ọrụ a na-anabata teknụzụ na akụrụngwa mmepụta dị elu nke ụlọ ọrụ ahụ, ma na-anabata usoro nchekwa ike dị iche iche. Mgbe e tinyere ya n'ọrụ, ihe ngosi oriri ike niile erutela ọkwa dị elu n'otu ụlọ ọrụ ahụ na China, ha kwekọkwara na nkọwapụta nhazi nchekwa ike nke mba na ụlọ ọrụ, ụkpụrụ nlekota nchekwa ike na akụrụngwa. Ụkpụrụ ọrụ akụ na ụba; ọ bụrụhaala na ọrụ ahụ na-eme ihe ngosi arụmọrụ ike dị iche iche, ihe ngosi oriri ike ngwaahịa na usoro nchekwa ike akwadoro na akụkọ a n'oge owuwu na mmepụta, ọrụ ahụ ga-ekwe omume site n'echiche nke iji ike ezi uche dị na ya. Dabere na nke a, a chọpụtara na ọrụ ahụ anaghị agụnye iji akụrụngwa n'ịntanetị.
Nhazi nke ọrụ a bụ: lithium difluorooxalate borate 200t/a, nke a na-eji 200t/a lithium tetrafluoroborate dị ka ihe eji emepụta ngwaahịa lithium difluorooxalate borate, na-enweghị ọrụ nhazi mgbe emechara ya, mana enwere ike imepụta ya dị ka ngwaahịa emechara iche dịka ọchịchọ ahịa si dị. Vinyl sulfate bụ 1000t/a. Lee Tebụl 1.1-1
Tebụl 1.1-1 Ndepụta nke ngwọta ngwaahịa
| NO | AHA | Mmepụta (t/a) | Nkọwapụta nkwakọ ngwaahịa | RỤBA AMA |
| 1 | Lithium Fluoromyramramidine | 200 | 25 n'arọ、50 n'arọ、200n'arọ | N'ime ha, a na-eji ihe dị ka 140T lithium tetrafluorosyramine eme ihe dị ka ihe etiti iji mepụta lithium boric acid boric acid |
| 2 | Acid boric acid nke lithium fluorophytic | 200 | 25 n'arọ、50 n'arọ、200 n'arọ | |
| 3 | Sọlfat | 1000 | 25 n'arọ、50 n'arọ、200 n'arọ |
A na-egosi ụkpụrụ ịdị mma nke ngwaahịa ahụ na Tebụl 1.1-2 ~ 1.1-4.
Tebụl 1..1-2 Ndepụta Ogo Lithium Tetrafluoroborate
| NO | IHE | Ndepụta Ogo |
| 1 | Ọdịdị | Ntụ ntụ ọcha
|
| 2 | Akara ogo% | ≥99.9 |
| 3 | mmirippm | ≤100 |
| 4 | Fluorine;ppm | ≤100 |
| 5 | Chlorine,ppm | ≤10 |
| 6 | Sulfate,ppm | ≤100 |
| 7 | SodiumNa), ppm | ≤20 |
| 8 | Potassium (K), ppm | ≤10 |
| 9 | ÍgwèFe), ppm | ≤1 |
| 10 | CalciumCa), ppm | ≤10 |
| 11 | KọpaCu), ppm | ≤1 |
Ihe ngosi ogo Lithium Borate 1.1-3
| NO | IHE | Ndepụta Ogo |
| 1 | Ọdịdị | Ntụ ntụ ọcha |
| 2 | Ọdịnaya nke mgbọrọgwụ oxalate (C2O4) na/% | ≥3.5 |
| 3 | Ọdịnaya Boron (b) na% | ≥88.5 |
| 4 | Mmiri, mg/kg | ≤300 |
| 5 | sodiọm(Na)/(mg/kg) | ≤20 |
| 6 | Potassium (K)/(mg/kg) | ≤10 |
| 7 | calcium (Ca)/(mg/kg) | ≤15 |
| 8 | magnesium (Mg)/(mg/kg) | ≤10 |
| 9 | ígwèFe)/(mg/kg) | ≤20 |
| 10 | klorid ( Cl )/(mg/kg) | ≤20 |
| 11 | Sọlfat((SO4 )/(mg/kg) | ≤20 |
| NO | IHE | Ndepụta Ogo |
| 1 | Ọdịdị | Ntụ ntụ ọcha |
| 2 | Ịdị ọcha% | ≥99.5 |
| 4 | mmirimg/kg | ≤70 |
| 5 | Klorine efu/kg | ≤10 |
| 6 | Asịd nkịtị/kg | ≤45 |
| 7 | sodiọm(Na)/(mg/kg) | ≤10 |
| 8 | Potassium (K)/(mg/kg) | ≤10 |
| 9 | CalciumCa)/(mg/kg) | ≤10 |
| 10 | NickelNi)/(mg/kg) | ≤10 |
| 11 | ÍgwèFe)/(mg/kg) | ≤10 |
| 12 | KọpaCu)/(mg/kg) | ≤10 |
Oge ozi: Ọgọst-26-2022




