JPWO2021252433A5 - - Google Patents
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- JPWO2021252433A5 JPWO2021252433A5 JP2022552648A JP2022552648A JPWO2021252433A5 JP WO2021252433 A5 JPWO2021252433 A5 JP WO2021252433A5 JP 2022552648 A JP2022552648 A JP 2022552648A JP 2022552648 A JP2022552648 A JP 2022552648A JP WO2021252433 A5 JPWO2021252433 A5 JP WO2021252433A5
- Authority
- JP
- Japan
- Prior art keywords
- acid
- regeneration stream
- graphite
- strong
- leaching
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 239000002253 acid Substances 0.000 claims 12
- 238000000034 method Methods 0.000 claims 11
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims 8
- 239000000203 mixture Substances 0.000 claims 5
- 230000008929 regeneration Effects 0.000 claims 5
- 238000011069 regeneration method Methods 0.000 claims 5
- 238000002386 leaching Methods 0.000 claims 4
- 239000000463 material Substances 0.000 claims 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims 3
- 239000010405 anode material Substances 0.000 claims 3
- 229910002804 graphite Inorganic materials 0.000 claims 3
- 239000010439 graphite Substances 0.000 claims 3
- 239000002244 precipitate Substances 0.000 claims 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims 2
- 238000010438 heat treatment Methods 0.000 claims 2
- 229910052500 inorganic mineral Inorganic materials 0.000 claims 2
- 229910052744 lithium Inorganic materials 0.000 claims 2
- 229910001416 lithium ion Inorganic materials 0.000 claims 2
- 239000011707 mineral Substances 0.000 claims 2
- 229910017604 nitric acid Inorganic materials 0.000 claims 2
- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 claims 2
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 claims 1
- 150000007513 acids Chemical class 0.000 claims 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims 1
- 229910021383 artificial graphite Inorganic materials 0.000 claims 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims 1
- 239000004327 boric acid Substances 0.000 claims 1
- 238000004140 cleaning Methods 0.000 claims 1
- 239000010941 cobalt Substances 0.000 claims 1
- 229910017052 cobalt Inorganic materials 0.000 claims 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims 1
- 239000000356 contaminant Substances 0.000 claims 1
- 238000009291 froth flotation Methods 0.000 claims 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 claims 1
- 229940071870 hydroiodic acid Drugs 0.000 claims 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims 1
- 229910021382 natural graphite Inorganic materials 0.000 claims 1
- 229910052759 nickel Inorganic materials 0.000 claims 1
- 230000001172 regenerating effect Effects 0.000 claims 1
- 238000005406 washing Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
Claims (10)
残留カソード及びセパレータ材料を除去するために前記析出物に強酸を添加することと、
前記強酸と前記残留カソードと前記セパレータ材料との混合物を、得られるアノード材料の予想される純度に基づく温度まで加熱することと、
前記析出物を洗浄して水溶性汚染物質を除去して前記予想される純度の黒鉛を生成することと、
を含む、消耗したＬｉイオン電池の混合された再生の流れからアノード材料を再生する方法。 Cleaning deposits resulting from acid leaching of charge material from the regeneration stream of a lithium li-ion battery;
adding a strong acid to the deposit to remove residual cathode and separator material;
heating the mixture of strong acid, residual cathode and separator material to a temperature based on the expected purity of the resulting anode material;
washing said precipitate to remove water soluble contaminants to produce graphite of said expected purity;
A method for regenerating anode material from a mixed regeneration stream of a depleted Li-ion battery, comprising:
生成された実質的に純粋なアノード材料において前記組成比を維持することと、
を更に含む、請求項１に記載の方法。 Identifying a composition ratio of natural graphite and synthetic graphite obtained from the regeneration stream of the lithium battery;
maintaining said composition ratio in the produced substantially pure anode material; and
The method of claim 1 further comprising:
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202063036066P | 2020-06-08 | 2020-06-08 | |
| US63/036,066 | 2020-06-08 | ||
| PCT/US2021/036313 WO2021252433A1 (en) | 2020-06-08 | 2021-06-08 | Anode recovery in recycled batteries |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2023529249A JP2023529249A (en) | 2023-07-10 |
| JPWO2021252433A5 true JPWO2021252433A5 (en) | 2024-06-12 |
Family
ID=78818404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022552648A Pending JP2023529249A (en) | 2020-06-08 | 2021-06-08 | Anode recovery in regenerated batteries |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20210384563A1 (en) |
| EP (1) | EP4107810A4 (en) |
| JP (1) | JP2023529249A (en) |
| KR (1) | KR20230021639A (en) |
| CN (1) | CN115715435A (en) |
| WO (1) | WO2021252433A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA3188399A1 (en) | 2020-08-24 | 2022-03-03 | Reza KATAL | Process for removing impurities in the recycling of lithium-ion batteries |
| US11682801B1 (en) | 2022-06-08 | 2023-06-20 | Aleon Renewable Metals, Llc. | Processes for recycling spent catalysts, recycling rechargeable batteries, and integrated processes thereof |
| WO2024079705A1 (en) * | 2022-10-15 | 2024-04-18 | Attero Recycling Pvt. Ltd. | A method to obtain pure graphite from leach residue of spent lithium-ion batteries |
| CN116496110A (en) * | 2023-04-10 | 2023-07-28 | 广西强强碳素股份有限公司 | Method for improving stability of prebaked anode |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101619394B (en) * | 2009-06-23 | 2011-04-06 | 四川师范大学 | Method for leaching anode and cathode mixed material of waste lithium nickel manganese cobalt battery |
| RU2479078C2 (en) * | 2011-02-22 | 2013-04-10 | Владимир Фёдорович Воржев | Method to recycle nickel-zinc alkaline batteries |
| US9834827B2 (en) * | 2012-04-04 | 2017-12-05 | Worcester Polytechnic Institute | Method and apparatus for recycling lithium-ion batteries |
| EP4050701A1 (en) * | 2017-05-30 | 2022-08-31 | Li-Cycle Corp. | A process, apparatus, and system for recovering materials from batteries |
| CN107464963B (en) * | 2017-07-27 | 2019-08-09 | 合肥国轩高科动力能源有限公司 | A method of efficiently separating valuable material from waste lithium cell |
| US11631909B2 (en) * | 2018-11-28 | 2023-04-18 | Li Industries, Inc. | Methods and systems for scalable direct recycling of batteries |
| CN109678144B (en) * | 2019-01-30 | 2020-11-13 | 广东光华科技股份有限公司 | Method for recycling silicon-containing waste graphite of lithium battery |
| EP4004242A1 (en) * | 2019-07-26 | 2022-06-01 | Duesenfeld GmbH | Method for recycling lithium batteries |
| CN110828926B (en) * | 2019-09-26 | 2022-05-17 | 矿冶科技集团有限公司 | Method for cooperatively recovering metal and graphite from anode and cathode materials of waste lithium ion battery |
| CN111072023B (en) * | 2019-12-27 | 2022-02-08 | 北京蒙京石墨新材料科技研究院有限公司 | Method for recycling graphite from scrapped lithium ion battery |
| CN111204757B (en) * | 2020-01-15 | 2022-01-07 | 广东邦普循环科技有限公司 | Method for purifying, repairing and regenerating graphite in retired power battery |
-
2021
- 2021-06-08 KR KR1020227037540A patent/KR20230021639A/en active Search and Examination
- 2021-06-08 WO PCT/US2021/036313 patent/WO2021252433A1/en unknown
- 2021-06-08 US US17/341,616 patent/US20210384563A1/en active Pending
- 2021-06-08 EP EP21822942.5A patent/EP4107810A4/en active Pending
- 2021-06-08 CN CN202180041230.0A patent/CN115715435A/en active Pending
- 2021-06-08 JP JP2022552648A patent/JP2023529249A/en active Pending
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