JPWO2022050251A5 - - Google Patents
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- Publication number
- JPWO2022050251A5 JPWO2022050251A5 JP2022546325A JP2022546325A JPWO2022050251A5 JP WO2022050251 A5 JPWO2022050251 A5 JP WO2022050251A5 JP 2022546325 A JP2022546325 A JP 2022546325A JP 2022546325 A JP2022546325 A JP 2022546325A JP WO2022050251 A5 JPWO2022050251 A5 JP WO2022050251A5
- Authority
- JP
- Japan
- Prior art keywords
- secondary battery
- electrode mixture
- electrode
- polytetrafluoroethylene resin
- battery according
- 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.)
- Granted
Links
- 239000000203 mixture Substances 0.000 claims 22
- 239000011347 resin Substances 0.000 claims 9
- 229920005989 resin Polymers 0.000 claims 9
- -1 polytetrafluoroethylene Polymers 0.000 claims 8
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims 8
- 239000004810 polytetrafluoroethylene Substances 0.000 claims 8
- 239000011230 binding agent Substances 0.000 claims 5
- 239000007772 electrode material Substances 0.000 claims 4
- 239000002994 raw material Substances 0.000 claims 4
- 239000011163 secondary particle Substances 0.000 claims 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims 1
- 239000000470 constituent Substances 0.000 claims 1
- 230000005484 gravity Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 229910001416 lithium ion Inorganic materials 0.000 claims 1
- 238000005096 rolling process Methods 0.000 claims 1
- 238000010008 shearing Methods 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020146852 | 2020-09-01 | ||
| JP2020146852 | 2020-09-01 | ||
| PCT/JP2021/031851 WO2022050251A1 (ja) | 2020-09-01 | 2021-08-31 | 二次電池用電極合剤、二次電池用電極合剤シート及びその製造方法並びに二次電池 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2022050251A1 JPWO2022050251A1 (https=) | 2022-03-10 |
| JPWO2022050251A5 true JPWO2022050251A5 (https=) | 2023-05-12 |
| JP7560764B2 JP7560764B2 (ja) | 2024-10-03 |
Family
ID=80490975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022546325A Active JP7560764B2 (ja) | 2020-09-01 | 2021-08-31 | 二次電池用電極合剤、二次電池用電極合剤シート及びその製造方法並びに二次電池 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20230207821A1 (https=) |
| EP (2) | EP4210127A4 (https=) |
| JP (1) | JP7560764B2 (https=) |
| KR (1) | KR102941160B1 (https=) |
| CN (1) | CN116018695A (https=) |
| TW (1) | TW202224243A (https=) |
| WO (1) | WO2022050251A1 (https=) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4391117A4 (en) * | 2021-09-30 | 2025-09-17 | Daikin Ind Ltd | POLYTETRAFLUOROETHYLENE POWDER, ELECTRODE BINDER, ELECTRODE MIXTURE, ELECTRODE, AND SECONDARY BATTERY |
| US20250046820A1 (en) * | 2021-12-23 | 2025-02-06 | Panasonic Intellectual Property Management Co., Ltd. | Electrode, non-aqueous electrolyte secondary battery, and electrode manufacturing method |
| WO2023167299A1 (ja) * | 2022-03-02 | 2023-09-07 | ダイキン工業株式会社 | 二次電池用合剤、二次電池用合剤シート及びその製造方法並びに二次電池 |
| EP4489142A4 (en) * | 2022-03-02 | 2025-07-16 | Daikin Ind Ltd | BINDER FOR SECONDARY BATTERY, BINDER SHEET FOR SECONDARY BATTERY, PRODUCTION METHOD THEREOF AND SECONDARY BATTERY |
| JPWO2023182030A1 (https=) * | 2022-03-24 | 2023-09-28 | ||
| CN119234336A (zh) * | 2022-05-19 | 2024-12-31 | 日产自动车株式会社 | 全固态电池 |
| JP7667211B2 (ja) * | 2022-08-10 | 2025-04-22 | ダイキン工業株式会社 | 電気化学デバイス用バインダー用ポリテトラフルオロエチレン、電気化学デバイス用バインダー、電極合剤、電極、及び、二次電池 |
| JP7653042B2 (ja) * | 2023-01-18 | 2025-03-28 | ダイキン工業株式会社 | テトラフルオロエチレン系ポリマー組成物、電気化学デバイス用バインダー、電極合剤、電極、及び、二次電池 |
| KR102932815B1 (ko) * | 2023-01-18 | 2026-03-05 | 다이킨 고교 가부시키가이샤 | 전기 화학 디바이스용 합제 자립막, 전극, 및 전기 화학 디바이스 |
| EP4462518A4 (en) * | 2023-01-18 | 2026-04-22 | Daikin Ind Ltd | Tetrafluoroethylene-based polymer, binder for electrochemical devices, electrode mix, electrode, and secondary battery |
| KR20250149459A (ko) * | 2024-04-09 | 2025-10-16 | 삼성에스디아이 주식회사 | 리튬 이차 전지용 음극, 이의 제조 방법 및 이를 포함하는 리튬 이차 전지 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100201056B1 (ko) * | 1994-10-19 | 1999-06-15 | 이노우에 노리유끼 | 전지용 결착제 및 이를 사용한 전극용 조성물 및 전지 |
| JPH10302780A (ja) * | 1997-04-30 | 1998-11-13 | Hitachi Maxell Ltd | リチウム二次電池の製造方法 |
| US20070122698A1 (en) * | 2004-04-02 | 2007-05-31 | Maxwell Technologies, Inc. | Dry-particle based adhesive and dry film and methods of making same |
| JP5636681B2 (ja) * | 2010-01-22 | 2014-12-10 | ダイキン工業株式会社 | リチウム二次電池の電極用バインダー組成物 |
| KR101277996B1 (ko) * | 2010-06-30 | 2013-06-27 | 다이킨 고교 가부시키가이샤 | 전극용 바인더 조성물 |
| JP2012094331A (ja) * | 2010-10-26 | 2012-05-17 | Asahi Glass Co Ltd | 蓄電素子用電極の製造方法、蓄電素子用電極および蓄電素子 |
| JP2012099315A (ja) * | 2010-11-01 | 2012-05-24 | Sumitomo Electric Ind Ltd | 全固体リチウム電池用正極とその製造方法および全固体リチウム電池 |
| JP5318175B2 (ja) | 2010-11-10 | 2013-10-16 | ダイキン工業株式会社 | 電気二重層キャパシタ用電解液 |
| WO2012086710A1 (ja) | 2010-12-21 | 2012-06-28 | ダイキン工業株式会社 | ポリテトラフルオロエチレン混合物 |
| DE102012203019A1 (de) * | 2012-02-28 | 2013-08-29 | Technische Universität Dresden | Kathode für Lithium-haltige Batterien und lösungsmittelfreies Verfahren zu deren Herstellung |
| CN102629681B (zh) * | 2012-04-12 | 2013-10-23 | 海博瑞恩电子科技无锡有限公司 | 一种基于粉体的电极成型方法 |
| CN103093969B (zh) * | 2012-12-17 | 2015-09-30 | 海博瑞恩电子科技无锡有限公司 | 一种全程无污染的含有电解液盐的电极制造方法 |
| JP2015015153A (ja) * | 2013-07-04 | 2015-01-22 | 積水化学工業株式会社 | 電極材、マグネシウム燃料電池、及び電極材の製造方法 |
| TWI713443B (zh) | 2013-11-29 | 2020-12-21 | 日商大金工業股份有限公司 | 雙軸拉伸多孔質膜 |
| CN106463267A (zh) | 2014-04-18 | 2017-02-22 | 麦斯韦尔技术股份有限公司 | 干式储能装置电极及其制造方法 |
| US11276846B2 (en) * | 2017-09-25 | 2022-03-15 | Lg Energy Solution, Ltd. | Method for manufacturing electrode for secondary battery and electrode manufactured thereby |
| JP6956194B2 (ja) * | 2017-09-29 | 2021-11-02 | Ａｔｔａｃｃａｔｏ合同会社 | リチウムイオン電池用バインダおよびこれを用いた電極並びにセパレータ |
| JP6927869B2 (ja) * | 2017-12-06 | 2021-09-01 | シャープ株式会社 | 触媒層、空気極、金属空気電池及び触媒層の製造方法 |
| US20200052279A1 (en) * | 2018-08-13 | 2020-02-13 | Tuqiang Chen | Method of preparing energy storage electrodes |
-
2021
- 2021-08-31 WO PCT/JP2021/031851 patent/WO2022050251A1/ja not_active Ceased
- 2021-08-31 KR KR1020237010805A patent/KR102941160B1/ko active Active
- 2021-08-31 JP JP2022546325A patent/JP7560764B2/ja active Active
- 2021-08-31 EP EP21864309.6A patent/EP4210127A4/en active Pending
- 2021-08-31 EP EP25191823.1A patent/EP4614626A3/en active Pending
- 2021-08-31 CN CN202180055681.XA patent/CN116018695A/zh active Pending
- 2021-09-01 TW TW110132473A patent/TW202224243A/zh unknown
-
2023
- 2023-02-28 US US18/176,102 patent/US20230207821A1/en active Pending
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