CN109755641B - 一种锂离子电池用复合材料及其制备方法及锂离子电池 - Google Patents
一种锂离子电池用复合材料及其制备方法及锂离子电池 Download PDFInfo
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- CN109755641B CN109755641B CN201910204698.1A CN201910204698A CN109755641B CN 109755641 B CN109755641 B CN 109755641B CN 201910204698 A CN201910204698 A CN 201910204698A CN 109755641 B CN109755641 B CN 109755641B
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- lithium
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- lithium ion
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 170
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 169
- 239000002131 composite material Substances 0.000 title claims abstract description 162
- 238000002360 preparation method Methods 0.000 title abstract description 16
- 239000003792 electrolyte Substances 0.000 claims abstract description 144
- 229960000892 attapulgite Drugs 0.000 claims abstract description 122
- 229910052625 palygorskite Inorganic materials 0.000 claims abstract description 122
- 239000011247 coating layer Substances 0.000 claims abstract description 7
- 239000013078 crystal Substances 0.000 claims abstract description 7
- 229910052744 lithium Inorganic materials 0.000 claims description 79
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 67
- 229910045601 alloy Inorganic materials 0.000 claims description 66
- 239000000956 alloy Substances 0.000 claims description 66
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 54
- 239000011230 binding agent Substances 0.000 claims description 37
- 238000003860 storage Methods 0.000 claims description 32
- 239000007864 aqueous solution Substances 0.000 claims description 30
- 239000007788 liquid Substances 0.000 claims description 29
- 239000013543 active substance Substances 0.000 claims description 28
- 229910052782 aluminium Inorganic materials 0.000 claims description 23
- 229910052732 germanium Inorganic materials 0.000 claims description 23
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 22
- 239000000843 powder Substances 0.000 claims description 22
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 21
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 20
- 238000000576 coating method Methods 0.000 claims description 20
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 claims description 20
- 238000010438 heat treatment Methods 0.000 claims description 20
- 239000002243 precursor Substances 0.000 claims description 20
- 238000003756 stirring Methods 0.000 claims description 20
- 238000001816 cooling Methods 0.000 claims description 19
- 229910052802 copper Inorganic materials 0.000 claims description 19
- 239000010949 copper Substances 0.000 claims description 19
- 229910052751 metal Inorganic materials 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 19
- 239000011248 coating agent Substances 0.000 claims description 17
- -1 lithium tetrafluoroborate Chemical compound 0.000 claims description 14
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 13
- 239000010955 niobium Substances 0.000 claims description 13
- 239000007774 positive electrode material Substances 0.000 claims description 13
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 13
- 229910052758 niobium Inorganic materials 0.000 claims description 12
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 12
- 238000001291 vacuum drying Methods 0.000 claims description 12
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 11
- 229910052787 antimony Inorganic materials 0.000 claims description 11
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 claims description 11
- 229910052797 bismuth Inorganic materials 0.000 claims description 11
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims description 11
- 229910052796 boron Inorganic materials 0.000 claims description 11
- 239000003575 carbonaceous material Substances 0.000 claims description 11
- 229910052738 indium Inorganic materials 0.000 claims description 11
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 11
- 229910000476 molybdenum oxide Inorganic materials 0.000 claims description 11
- 229910052759 nickel Inorganic materials 0.000 claims description 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 11
- 150000004767 nitrides Chemical class 0.000 claims description 11
- PQQKPALAQIIWST-UHFFFAOYSA-N oxomolybdenum Chemical class [Mo]=O PQQKPALAQIIWST-UHFFFAOYSA-N 0.000 claims description 11
- 239000002210 silicon-based material Substances 0.000 claims description 11
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 11
- 229910000314 transition metal oxide Inorganic materials 0.000 claims description 11
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 10
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical group OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 10
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 10
- IIPYXGDZVMZOAP-UHFFFAOYSA-N lithium nitrate Chemical compound [Li+].[O-][N+]([O-])=O IIPYXGDZVMZOAP-UHFFFAOYSA-N 0.000 claims description 10
- 238000005245 sintering Methods 0.000 claims description 10
- 239000000243 solution Substances 0.000 claims description 10
- 238000005406 washing Methods 0.000 claims description 10
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 9
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 9
- 229910052746 lanthanum Inorganic materials 0.000 claims description 9
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 229910052698 phosphorus Inorganic materials 0.000 claims description 9
- 239000011574 phosphorus Substances 0.000 claims description 9
- 229910052710 silicon Inorganic materials 0.000 claims description 9
- 239000010703 silicon Substances 0.000 claims description 9
- 229910001134 stannide Inorganic materials 0.000 claims description 9
- 229910052715 tantalum Inorganic materials 0.000 claims description 9
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 9
- 239000010936 titanium Substances 0.000 claims description 9
- 229910052719 titanium Inorganic materials 0.000 claims description 9
- 229910052721 tungsten Inorganic materials 0.000 claims description 9
- 239000010937 tungsten Substances 0.000 claims description 9
- 229910052726 zirconium Inorganic materials 0.000 claims description 9
- 239000011149 active material Substances 0.000 claims description 8
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 claims description 8
- 150000001768 cations Chemical class 0.000 claims description 8
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 claims description 8
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 claims description 8
- OERNJTNJEZOPIA-UHFFFAOYSA-N zirconium nitrate Chemical compound [Zr+4].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O OERNJTNJEZOPIA-UHFFFAOYSA-N 0.000 claims description 8
- 229910000348 titanium sulfate Inorganic materials 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 239000003153 chemical reaction reagent Substances 0.000 claims description 6
- 229910001386 lithium phosphate Inorganic materials 0.000 claims description 6
- TWQULNDIKKJZPH-UHFFFAOYSA-K trilithium;phosphate Chemical compound [Li+].[Li+].[Li+].[O-]P([O-])([O-])=O TWQULNDIKKJZPH-UHFFFAOYSA-K 0.000 claims description 6
- 229910019142 PO4 Inorganic materials 0.000 claims description 5
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 5
- 238000009835 boiling Methods 0.000 claims description 5
- FYDKNKUEBJQCCN-UHFFFAOYSA-N lanthanum(3+);trinitrate Chemical compound [La+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O FYDKNKUEBJQCCN-UHFFFAOYSA-N 0.000 claims description 5
- DUNKXUFBGCUVQW-UHFFFAOYSA-J zirconium tetrachloride Chemical compound Cl[Zr](Cl)(Cl)Cl DUNKXUFBGCUVQW-UHFFFAOYSA-J 0.000 claims description 5
- BNGXYYYYKUGPPF-UHFFFAOYSA-M (3-methylphenyl)methyl-triphenylphosphanium;chloride Chemical compound [Cl-].CC1=CC=CC(C[P+](C=2C=CC=CC=2)(C=2C=CC=CC=2)C=2C=CC=CC=2)=C1 BNGXYYYYKUGPPF-UHFFFAOYSA-M 0.000 claims description 4
- JGMOKGBVKVMRFX-UHFFFAOYSA-N 17-acetyl-10,13-dimethyl-1,2,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-one Chemical group C1=CC2=CC(=O)CCC2(C)C2C1C1CCC(C(=O)C)C1(C)CC2 JGMOKGBVKVMRFX-UHFFFAOYSA-N 0.000 claims description 4
- 229910000502 Li-aluminosilicate Inorganic materials 0.000 claims description 4
- MKGYHFFYERNDHK-UHFFFAOYSA-K P(=O)([O-])([O-])[O-].[Ti+4].[Li+] Chemical compound P(=O)([O-])([O-])[O-].[Ti+4].[Li+] MKGYHFFYERNDHK-UHFFFAOYSA-K 0.000 claims description 4
- 239000004111 Potassium silicate Substances 0.000 claims description 4
- RJEIKIOYHOOKDL-UHFFFAOYSA-N [Li].[La] Chemical compound [Li].[La] RJEIKIOYHOOKDL-UHFFFAOYSA-N 0.000 claims description 4
- 239000004327 boric acid Substances 0.000 claims description 4
- VQEHIYWBGOJJDM-UHFFFAOYSA-H lanthanum(3+);trisulfate Chemical compound [La+3].[La+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O VQEHIYWBGOJJDM-UHFFFAOYSA-H 0.000 claims description 4
- ICAKDTKJOYSXGC-UHFFFAOYSA-K lanthanum(iii) chloride Chemical group Cl[La](Cl)Cl ICAKDTKJOYSXGC-UHFFFAOYSA-K 0.000 claims description 4
- MHCFAGZWMAWTNR-UHFFFAOYSA-M lithium perchlorate Chemical compound [Li+].[O-]Cl(=O)(=O)=O MHCFAGZWMAWTNR-UHFFFAOYSA-M 0.000 claims description 4
- 229910001486 lithium perchlorate Inorganic materials 0.000 claims description 4
- INHCSSUBVCNVSK-UHFFFAOYSA-L lithium sulfate Inorganic materials [Li+].[Li+].[O-]S([O-])(=O)=O INHCSSUBVCNVSK-UHFFFAOYSA-L 0.000 claims description 4
- 229910001496 lithium tetrafluoroborate Inorganic materials 0.000 claims description 4
- DCKVFVYPWDKYDN-UHFFFAOYSA-L oxygen(2-);titanium(4+);sulfate Chemical compound [O-2].[Ti+4].[O-]S([O-])(=O)=O DCKVFVYPWDKYDN-UHFFFAOYSA-L 0.000 claims description 4
- YHBDIEWMOMLKOO-UHFFFAOYSA-I pentachloroniobium Chemical compound Cl[Nb](Cl)(Cl)(Cl)Cl YHBDIEWMOMLKOO-UHFFFAOYSA-I 0.000 claims description 4
- 229910052913 potassium silicate Inorganic materials 0.000 claims description 4
- NNHHDJVEYQHLHG-UHFFFAOYSA-N potassium silicate Chemical compound [K+].[K+].[O-][Si]([O-])=O NNHHDJVEYQHLHG-UHFFFAOYSA-N 0.000 claims description 4
- 235000019353 potassium silicate Nutrition 0.000 claims description 4
- OEIMLTQPLAGXMX-UHFFFAOYSA-I tantalum(v) chloride Chemical group Cl[Ta](Cl)(Cl)(Cl)Cl OEIMLTQPLAGXMX-UHFFFAOYSA-I 0.000 claims description 4
- RBTVSNLYYIMMKS-UHFFFAOYSA-N tert-butyl 3-aminoazetidine-1-carboxylate;hydrochloride Chemical compound Cl.CC(C)(C)OC(=O)N1CC(N)C1 RBTVSNLYYIMMKS-UHFFFAOYSA-N 0.000 claims description 4
- ZXAUZSQITFJWPS-UHFFFAOYSA-J zirconium(4+);disulfate Chemical compound [Zr+4].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O ZXAUZSQITFJWPS-UHFFFAOYSA-J 0.000 claims description 4
- YJEJFHCHLNUCBH-UHFFFAOYSA-A 2-hydroxypropane-1,2,3-tricarboxylate niobium(5+) Chemical compound [Nb+5].[Nb+5].[Nb+5].OC(CC([O-])=O)(CC([O-])=O)C([O-])=O.OC(CC([O-])=O)(CC([O-])=O)C([O-])=O.OC(CC([O-])=O)(CC([O-])=O)C([O-])=O.OC(CC([O-])=O)(CC([O-])=O)C([O-])=O.OC(CC([O-])=O)(CC([O-])=O)C([O-])=O YJEJFHCHLNUCBH-UHFFFAOYSA-A 0.000 claims description 3
- UXXGGAKMWXJHHP-UHFFFAOYSA-M C(C)(=O)[O-].C(CC(C)C)[Ge+](CCC(C)C)CCC(C)C Chemical compound C(C)(=O)[O-].C(CC(C)C)[Ge+](CCC(C)C)CCC(C)C UXXGGAKMWXJHHP-UHFFFAOYSA-M 0.000 claims description 3
- YFYTYOSYQUYIJL-UHFFFAOYSA-K P(=O)([O-])([O-])[O-].[Si+4].[Li+] Chemical compound P(=O)([O-])([O-])[O-].[Si+4].[Li+] YFYTYOSYQUYIJL-UHFFFAOYSA-K 0.000 claims description 3
- 239000004115 Sodium Silicate Substances 0.000 claims description 3
- GAGSVOVTFFOFFX-UHFFFAOYSA-D [Nb+5].[Nb+5].OC(C(O)C([O-])=O)C([O-])=O.OC(C(O)C([O-])=O)C([O-])=O.OC(C(O)C([O-])=O)C([O-])=O.OC(C(O)C([O-])=O)C([O-])=O.OC(C(O)C([O-])=O)C([O-])=O Chemical compound [Nb+5].[Nb+5].OC(C(O)C([O-])=O)C([O-])=O.OC(C(O)C([O-])=O)C([O-])=O.OC(C(O)C([O-])=O)C([O-])=O.OC(C(O)C([O-])=O)C([O-])=O.OC(C(O)C([O-])=O)C([O-])=O GAGSVOVTFFOFFX-UHFFFAOYSA-D 0.000 claims description 3
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 claims description 3
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims description 3
- CVJYOKLQNGVTIS-UHFFFAOYSA-K aluminum;lithium;titanium(4+);phosphate Chemical compound [Li+].[Al+3].[Ti+4].[O-]P([O-])([O-])=O CVJYOKLQNGVTIS-UHFFFAOYSA-K 0.000 claims description 3
- 229910021538 borax Inorganic materials 0.000 claims description 3
- 125000005619 boric acid group Chemical group 0.000 claims description 3
- YHWCPXVTRSHPNY-UHFFFAOYSA-N butan-1-olate;titanium(4+) Chemical compound [Ti+4].CCCC[O-].CCCC[O-].CCCC[O-].CCCC[O-] YHWCPXVTRSHPNY-UHFFFAOYSA-N 0.000 claims description 3
- 239000011267 electrode slurry Substances 0.000 claims description 3
- 229910000664 lithium aluminum titanium phosphates (LATP) Inorganic materials 0.000 claims description 3
- JNQQEOHHHGGZCY-UHFFFAOYSA-N lithium;oxygen(2-);tantalum(5+) Chemical compound [Li+].[O-2].[O-2].[O-2].[Ta+5] JNQQEOHHHGGZCY-UHFFFAOYSA-N 0.000 claims description 3
- 229940049920 malate Drugs 0.000 claims description 3
- BJEPYKJPYRNKOW-UHFFFAOYSA-N malic acid Chemical compound OC(=O)C(O)CC(O)=O BJEPYKJPYRNKOW-UHFFFAOYSA-N 0.000 claims description 3
- 239000007773 negative electrode material Substances 0.000 claims description 3
- XNHGKSMNCCTMFO-UHFFFAOYSA-D niobium(5+);oxalate Chemical compound [Nb+5].[Nb+5].[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O XNHGKSMNCCTMFO-UHFFFAOYSA-D 0.000 claims description 3
- 239000010452 phosphate Substances 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- 229910052911 sodium silicate Inorganic materials 0.000 claims description 3
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 3
- 235000010339 sodium tetraborate Nutrition 0.000 claims description 3
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 claims description 3
- BSVBQGMMJUBVOD-UHFFFAOYSA-N trisodium borate Chemical compound [Na+].[Na+].[Na+].[O-]B([O-])[O-] BSVBQGMMJUBVOD-UHFFFAOYSA-N 0.000 claims description 3
- NRJJZXGPUXHHTC-UHFFFAOYSA-N [Li+].[O--].[O--].[O--].[O--].[Zr+4].[La+3] Chemical compound [Li+].[O--].[O--].[O--].[O--].[Zr+4].[La+3] NRJJZXGPUXHHTC-UHFFFAOYSA-N 0.000 claims 4
- 239000011889 copper foil Substances 0.000 claims 2
- OCQSXFPWUMTHNA-UHFFFAOYSA-N [O-2].[Al+3].[Zr+4].[La+3].[Li+] Chemical compound [O-2].[Al+3].[Zr+4].[La+3].[Li+] OCQSXFPWUMTHNA-UHFFFAOYSA-N 0.000 claims 1
- UOUJSJZBMCDAEU-UHFFFAOYSA-N chromium(3+);oxygen(2-) Chemical class [O-2].[O-2].[O-2].[Cr+3].[Cr+3] UOUJSJZBMCDAEU-UHFFFAOYSA-N 0.000 claims 1
- ZOCHARZZJNPSEU-UHFFFAOYSA-N diboron Chemical compound B#B ZOCHARZZJNPSEU-UHFFFAOYSA-N 0.000 claims 1
- 239000002001 electrolyte material Substances 0.000 claims 1
- 235000013980 iron oxide Nutrition 0.000 claims 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 claims 1
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical class [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 239000007784 solid electrolyte Substances 0.000 description 69
- 239000007787 solid Substances 0.000 description 56
- 239000000463 material Substances 0.000 description 22
- 239000006258 conductive agent Substances 0.000 description 16
- 239000004020 conductor Substances 0.000 description 15
- 229920000642 polymer Polymers 0.000 description 15
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 13
- 238000003825 pressing Methods 0.000 description 13
- XRNHBMJMFUBOID-UHFFFAOYSA-N [O].[Zr].[La].[Li] Chemical compound [O].[Zr].[La].[Li] XRNHBMJMFUBOID-UHFFFAOYSA-N 0.000 description 12
- 239000000203 mixture Substances 0.000 description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 10
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 10
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 10
- 229910000423 chromium oxide Inorganic materials 0.000 description 10
- 238000001035 drying Methods 0.000 description 10
- 238000002156 mixing Methods 0.000 description 9
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 8
- KFDQGLPGKXUTMZ-UHFFFAOYSA-N [Mn].[Co].[Ni] Chemical compound [Mn].[Co].[Ni] KFDQGLPGKXUTMZ-UHFFFAOYSA-N 0.000 description 8
- OCKPCBLVNKHBMX-UHFFFAOYSA-N butylbenzene Chemical compound CCCCC1=CC=CC=C1 OCKPCBLVNKHBMX-UHFFFAOYSA-N 0.000 description 8
- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical compound [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 description 8
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 8
- 239000011593 sulfur Substances 0.000 description 8
- 229910052717 sulfur Inorganic materials 0.000 description 8
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
- 239000008367 deionised water Substances 0.000 description 6
- 229910021641 deionized water Inorganic materials 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 239000002041 carbon nanotube Substances 0.000 description 5
- 229910021393 carbon nanotube Inorganic materials 0.000 description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical group C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 5
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 239000010416 ion conductor Substances 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 229920000058 polyacrylate Polymers 0.000 description 3
- 239000005518 polymer electrolyte Substances 0.000 description 3
- 239000002033 PVDF binder Substances 0.000 description 2
- 239000004962 Polyamide-imide Substances 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 2
- 229910052809 inorganic oxide Inorganic materials 0.000 description 2
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- 150000002500 ions Chemical class 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
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- C01B25/45—Phosphates containing plural metal, or metal and ammonium
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- C—CHEMISTRY; METALLURGY
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- C01G25/00—Compounds of zirconium
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- C01G35/00—Compounds of tantalum
- C01G35/006—Compounds containing, besides tantalum, two or more other elements, with the exception of oxygen or hydrogen
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
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- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0561—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of inorganic materials only
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Abstract
Description
序号 | 室温离子电导率(S/cm) |
聚氧化乙烯 | 1.16×10<sup>-5</sup> |
实施例1 | 3.14×10<sup>-4</sup> |
实施例2 | 2.19×10<sup>-4</sup> |
实施例3 | 9.76×10<sup>-4</sup> |
实施例4 | 8.64×10<sup>-5</sup> |
实施例5 | 1.34×10<sup>-4</sup> |
实施例6 | 1.17×10<sup>-4</sup> |
实施例7 | 2.28×10<sup>-4</sup> |
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EP20772592.0A EP3944390A4 (en) | 2019-03-18 | 2020-03-18 | COMPOSITE MATERIAL AND METHOD FOR PREPARING IT, AND LITHIUM-ION BATTERY |
PCT/CN2020/080044 WO2020187273A1 (zh) | 2019-03-18 | 2020-03-18 | 一种复合材料及其制备方法及锂离子电池 |
US17/391,288 US20210359337A1 (en) | 2019-03-18 | 2021-08-02 | Composite material, preparation method thereof and lithium ion battery |
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JP6890640B2 (ja) * | 2019-08-30 | 2021-06-18 | 昭和電工株式会社 | リチウムイオン伝導性酸化物 |
CN113299977A (zh) * | 2020-02-21 | 2021-08-24 | 广州天赐高新材料股份有限公司 | 一种低成本、高性能氧化物固态电解质及其制备方法和用途 |
EP4122882A4 (en) * | 2020-03-17 | 2024-08-21 | Murata Manufacturing Co | SOLID-STATE BATTERY |
KR20230013091A (ko) * | 2020-06-10 | 2023-01-26 | 쇼와 덴코 가부시키가이샤 | 고체 전해질 재료, 고체 전해질, 고체 전해질의 제조 방법 및 전고체 전지 |
CN112467198B (zh) * | 2020-11-26 | 2022-06-14 | 同济大学 | 一种锂离子电池用氧化物固态电解质及其制备方法 |
CN112467116A (zh) * | 2020-11-30 | 2021-03-09 | 湖南中科星城石墨有限公司 | 石墨包覆材料及其制备方法、电池负极 |
CN112436131B (zh) * | 2020-12-09 | 2023-01-06 | 西北师范大学 | 一种熔融盐辅助镁热还原制备硅碳复合材料的方法 |
CN114267873B (zh) * | 2021-12-20 | 2024-06-18 | 上海科技大学 | 一种固态电解质及全固态锂金属电池的快速烧结制备方法 |
CN114400329B (zh) * | 2022-01-19 | 2024-06-11 | 厦门厦钨新能源材料股份有限公司 | 一种快离子导体包覆钴酸锂正极材料及其制备方法与应用 |
CN115224266B (zh) * | 2022-09-20 | 2023-01-06 | 河北格力钛新能源有限公司 | 制备改性钛酸锂复合材料的方法及改性钛酸锂复合材料 |
CN115353118A (zh) * | 2022-09-23 | 2022-11-18 | 淮阴工学院 | 一种熔盐改性凹凸棒石粘土的方法 |
CN115403941B (zh) * | 2022-09-28 | 2023-11-14 | 江苏清源新材料科技有限公司 | 一种改性凹土及其制备方法和应用 |
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KR102250267B1 (ko) * | 2013-06-12 | 2021-05-10 | 쇼와덴코머티리얼즈가부시끼가이샤 | 알루미늄 규산염 복합체, 도전 재료, 리튬 이온 2차 전지용 도전 재료, 리튬 이온 2차 전지 음극 형성용 조성물, 리튬 이온 2차 전지 양극 형성용 조성물, 리튬 이온 2차 전지용 음극, 리튬 이온 2차 전지용 양극 및 리튬 이온 2차 전지 |
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Address after: 519180 No. 209 Pearl Peak Avenue, Jingan Town, Doumen District, Zhuhai City, Guangdong Province Applicant after: Zhuhai CosMX Battery Co.,Ltd. Address before: 519180 No. 209 Pearl Peak Avenue, Jingan Town, Doumen District, Zhuhai City, Guangdong Province Applicant before: ZHUHAI COSLIGHT BATTERY Co.,Ltd. |
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Inventor after: Tang Weichao Inventor after: Li Suli Inventor after: Zhao Wei Inventor after: Yuan Hao Inventor after: Li Junyi Inventor after: Xu Yanming Inventor after: Zuo Pengjian Inventor before: Tang Weichao Inventor before: Li Suli Inventor before: Zhao Wei Inventor before: Yuan Hao Inventor before: Li Junyi Inventor before: Xu Yanming |
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