KR20220105127A - 황화물 고체 전해질, 전구체, 전고체 전지 및 황화물 고체 전해질의 제조 방법 - Google Patents
황화물 고체 전해질, 전구체, 전고체 전지 및 황화물 고체 전해질의 제조 방법 Download PDFInfo
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- 239000002203 sulfidic glass Substances 0.000 title claims abstract description 106
- 239000002243 precursor Substances 0.000 title claims description 36
- 238000004519 manufacturing process Methods 0.000 title claims description 13
- 239000007787 solid Substances 0.000 title 1
- 239000013078 crystal Substances 0.000 claims abstract description 31
- 229910018091 Li 2 S Inorganic materials 0.000 claims abstract description 19
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 18
- 238000002441 X-ray diffraction Methods 0.000 claims abstract description 12
- 230000002159 abnormal effect Effects 0.000 claims abstract description 9
- 229910002091 carbon monoxide Inorganic materials 0.000 claims abstract description 9
- 239000002994 raw material Substances 0.000 claims description 27
- 239000000203 mixture Substances 0.000 claims description 21
- 239000007784 solid electrolyte Substances 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 17
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- 238000004455 differential thermal analysis Methods 0.000 claims description 10
- 238000005280 amorphization Methods 0.000 claims description 7
- 238000010304 firing Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 19
- 150000002500 ions Chemical class 0.000 abstract description 18
- 238000005259 measurement Methods 0.000 abstract description 10
- 239000010410 layer Substances 0.000 description 46
- 230000000052 comparative effect Effects 0.000 description 21
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 11
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 11
- 229910001416 lithium ion Inorganic materials 0.000 description 10
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 9
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 9
- 239000011593 sulfur Substances 0.000 description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
- 239000011149 active material Substances 0.000 description 7
- 239000011230 binding agent Substances 0.000 description 7
- 238000002425 crystallisation Methods 0.000 description 5
- 230000008025 crystallization Effects 0.000 description 5
- 229910052736 halogen Inorganic materials 0.000 description 5
- 150000002367 halogens Chemical group 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 5
- 239000007774 positive electrode material Substances 0.000 description 5
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 4
- 238000001354 calcination Methods 0.000 description 4
- 239000003575 carbonaceous material Substances 0.000 description 4
- 239000004020 conductor Substances 0.000 description 4
- 239000008188 pellet Substances 0.000 description 4
- 230000019086 sulfide ion homeostasis Effects 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 3
- 230000005856 abnormality Effects 0.000 description 3
- 239000011247 coating layer Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000007773 negative electrode material Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- -1 sulfide ions Chemical class 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910001216 Li2S Inorganic materials 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 2
- 239000006230 acetylene black Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000002134 carbon nanofiber Substances 0.000 description 2
- 239000002041 carbon nanotube Substances 0.000 description 2
- 229910021393 carbon nanotube Inorganic materials 0.000 description 2
- 239000002388 carbon-based active material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000003273 ketjen black Substances 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 description 2
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 2
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 description 2
- 239000002931 mesocarbon microbead Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical class C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 229910018068 Li 2 O Inorganic materials 0.000 description 1
- 229910018119 Li 3 PO 4 Inorganic materials 0.000 description 1
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 1
- 229910011500 LiCuPO Inorganic materials 0.000 description 1
- 229910010707 LiFePO 4 Inorganic materials 0.000 description 1
- 229910015643 LiMn 2 O 4 Inorganic materials 0.000 description 1
- 229910014689 LiMnO Inorganic materials 0.000 description 1
- 229910013641 LiNbO 3 Inorganic materials 0.000 description 1
- 229910013290 LiNiO 2 Inorganic materials 0.000 description 1
- 229910013086 LiNiPO Inorganic materials 0.000 description 1
- 229910012305 LiPON Inorganic materials 0.000 description 1
- 229910001228 Li[Ni1/3Co1/3Mn1/3]O2 (NCM 111) Inorganic materials 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical class CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 1
- NVHKBSKYGPFWOE-YADHBBJMSA-N PS-PS Chemical compound CCCCCCCCCCCCCCCC(=O)OC[C@H](COP(O)(=O)OC[C@H](N)C(O)=O)OC(=O)CCC(O)=O NVHKBSKYGPFWOE-YADHBBJMSA-N 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000002612 dispersion medium Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 239000002241 glass-ceramic Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 229910021385 hard carbon Inorganic materials 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- HSZCZNFXUDYRKD-UHFFFAOYSA-M lithium iodide Inorganic materials [Li+].[I-] HSZCZNFXUDYRKD-UHFFFAOYSA-M 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000790 scattering method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 235000002639 sodium chloride Nutrition 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 229910021384 soft carbon Inorganic materials 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
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- H01M10/00—Secondary cells; Manufacture thereof
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- H01M10/052—Li-accumulators
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Abstract
[해결 수단] 본 개시에 있어서는, Li, P, S 및 CO3 2-를 함유하는 황화물 고체 전해질로서, Li7P3S11 구조를 가지는 결정상을 주상으로서 구비하고, CuKα선을 이용한 X선 회절 측정에 있어서, 2θ=27.0°±0.5°의 위치에 나타나는 Li2S의 피크 강도를 IA로 하고, 2θ=23.65°±0.50°의 위치에 나타나는 상기 결정상의 피크 강도를 IB로 한 경우에, IA/IB가, 0 이상 0.39 이하이며, 2θ=16.5°±0.5°의 위치에 나타나는 이상의 피크를 가지지 않는, 황화물 고체 전해질을 제공함으로써, 상기 과제를 해결한다.
Description
도 2는 본 개시에 있어서의 황화물 고체 전해질의 제조 방법의 일례를 나타내는 플로우 차트이다.
도 3은 실시예 3 및 비교예 3에서 얻어진 황화물 고체 전해질에 대한 XRD 측정의 결과이다.
2…부극층
3…고체 전해질층
4…정극 집전체
5…부극 집전체
6…전지 케이스
10…전고체 전지
Claims (9)
- Li, P, S 및 CO3 2-를 함유하는 황화물 고체 전해질로서,
Li7P3S11 구조를 가지는 결정상을 주상으로서 구비하고,
CuKα선을 이용한 X선 회절 측정에 있어서,
2θ=27.0°±0.5°의 위치에 나타나는 Li2S의 피크 강도를 IA로 하고, 2θ=23.65°±0.50°의 위치에 나타나는 상기 결정상의 피크 강도를 IB로 한 경우에, IA/IB가 0 이상 0.39 이하이며,
2θ=16.5°±0.5°의 위치에 나타나는 이상의 피크를 가지지 않는, 황화물 고체 전해질. - 제 1 항에 있어서,
상기 P에 대한 상기 S의 몰비(S/P)가, 3.60 이하인, 황화물 고체 전해질. - 제 1 항 또는 제 2 항에 있어서,
25℃에 있어서의 이온 전도도가, 0.11mS/cm 이상인, 황화물 고체 전해질. - 제 1 항 내지 제 3 항 중 어느 한 항에 기재된 황화물 고체 전해질의 전구체로서,
상기 전구체가, 상기 Li, 상기 P, 상기 S 및 상기 CO3 2-를 함유하고,
열중량-시차열 분석에 의해 측정되는 탈 탄산량이, 0.49중량% 이상, 1.36중량% 이하인, 전구체. - 정극층과, 부극층과, 상기 정극층 및 상기 부극층의 사이에 형성된 고체 전해질층을 가지는 전고체 전지로서,
상기 정극층, 상기 부극층 및 상기 고체 전해질층 중 적어도 하나가, 제 1 항 내지 제 3 항 중 어느 한 항에 기재된 황화물 고체 전해질을 함유하는, 전고체 전지. - Li, P, S 및 CO3 2-를 함유하는 황화물 고체 전해질의 제조 방법으로서,
Li2CO3 및 P2S5를 함유하는 원료 조성물에 대하여, 메커니컬 밀링 처리를 행함으로써 전구체를 얻는, 비정질화 공정과,
상기 전구체를 소성하고, Li7P3S11 구조를 가지는 결정상을 형성하는, 소성 공정을 가지는 황화물 고체 전해질의 제조 방법. - 제 6 항에 있어서,
상기 전구체가, 상기 Li, 상기 P, 상기 S 및 상기 CO3 2-를 함유하고, 열중량-시차열 분석에 의해 측정되는 탈 탄산량이, 0.49중량% 이상, 1.36중량% 이하인, 황화물 고체 전해질의 제조 방법. - 제 6 항 또는 제 7 항에 있어서,
상기 비정질화 공정에 있어서, 상기 메커니컬 밀링 처리가 유성형 볼밀이며, 대반 회전수가 400rpm 이상 600rpm 이하이고, 처리 시간이 18시간 이상 25시간 이하인, 황화물 고체 전해질의 제조 방법. - 제 6 항 내지 제 8 항 중 어느 한 항에 있어서,
상기 원료 조성물이, Li2S를 함유하지 않는, 황화물 고체 전해질의 제조 방법.
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|---|---|---|---|---|
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| JP2019053850A (ja) | 2017-09-13 | 2019-04-04 | トヨタ自動車株式会社 | 硫化物固体電解質 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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