KR20100098498A - 무기/유기 다공성 필름을 갖는 배터리 - Google Patents
무기/유기 다공성 필름을 갖는 배터리 Download PDFInfo
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Abstract
Description
Claims (39)
- Li-이온 전기화학전지로서,
상기 전기화학전지는 (a) 양극, (b) 음극, (c) 상기 양극과 상기 음극 사이에 삽입된 다공성 무기 및 유기 복합 필름(여기서, 상기 복합 필름은 무기 나노입자와 결합제를 포함한다) 및 (d) 리튬염 및 비수성 용제를 포함하는 전해질을 포함하며,
(3) 상기 복합 필름에 인접한 다공성 또는 비다공성 분리막(separator)을 추가로 포함하고, 상기 복합 필름의 두께와 다공성 또는 비다공성 분리막의 두께의 합이 25㎛ 이하인 전기화학전지. - 제1항에 있어서, 상기 필름이 전기화학적으로 안정한 중합체 매트릭스 중에 입자 크기가 1㎛ 미만인 전기화학적으로 안정한 무기 입자들을 포함하고, 상기 필름이 적어도 이정(bimodal) 기공 분포를 가지며, 이때 제1의 보다 작은 크기의 기공은 상기 층 중에서 실질적으로 균질하게 분포하며, 하나 이상의 보다 큰 기공 크기는 상기 층 중에서 랜덤하게 분포하며, 상기 기공들의 치수는 나노미터 범위인, Li-이온 전기화학전지.
- 제1항에 있어서, 상기 결합제가 상기 무기 및 유기 복합 필름의 5 내지 60%를 차지하는, Li-이온 전기화학전지.
- 제1항에 있어서, 상기 다공성 분리막이 직경 50 내지 100Å를 초과하는 기공을 포함하는 미세다공성 폴리올레핀 분리막이고, 폴리프로필렌과 폴리에틸렌 중의 하나 이상으로 이루어진 필름을 포함하는, Li-이온 전기화학전지.
- 제1항에 있어서, 상기 다공성 또는 비다공성 분리막이 섬유로부터 제조된 부직포(non-woven textile) 물질인, Li-이온 전기화학전지.
- 제5항에 있어서, 상기 섬유가 마찰, 응집 및 점착 중의 하나 이상에 의해 서로 지지되는, Li-이온 전기화학전지.
- 제1항에 있어서, 상기 다공성 또는 비다공성 분리막의 두께가 약 9 내지 15㎛의 범위인, Li-이온 전기화학전지.
- 제1항에 있어서, 상기 복합 필름의 두께가 약 2 내지 16㎛의 범위인, Li-이온 전기화학전지.
- 제2항에 있어서, 제1의 보다 작은 기공 크기가 약 5 내지 100nm의 범위인, Li-이온 전기화학전지.
- 제2항에 있어서, 보다 큰 기공 크기가 약 100 내지 500nm의 범위인, Li-이온 전기화학전지.
- 제2항에 있어서, 상기 입자들이 실질적으로 단분산성이며, 입자 크기가 약 10 내지 50nm의 범위인, Li-이온 전기화학전지.
- 제1항에 있어서, 상기 복합층의 기공 용적 분율이 25% 초과인, Li-이온 전기화학전지.
- 제1항에 있어서, 상기 복합층이 무기 입자들과 중합체 결합제를 약 95:5 내지 약 40:60의 무기 입자들:중합체의 중량 비로 포함하는, Li-이온 전기화학전지.
- 제1항에 있어서, 상기 필름의 무기 부분이 실리카, 알루미나, 산화티탄, 천연 및 합성 제올라이트 및 기타 전기화학적으로 안정한 적합한 입자 크기의 무기 입자들로 이루어진 그룹으로부터 선택되는, Li-이온 전기화학전지.
- 집전체;
상기 집전체에 부착된, 적어도 전기활성 입자들과 결합제를 포함하는 전극층;
나노기공을 형성하기 위해 중합체 매트릭스 중에 실질적으로 균질하게 분포된 무기 입자들을 포함하는 다공성 복합층[여기서, 상기 복합층은 상기 전극층에 상기 두 층들 사이의 계면에서 용제 접착제(solvent weld)에 의해 고정되며, 상기 용제 접착제는 상기 결합제와 상기 중합체의 혼합물을 포함한다]; 및
상기 복합층에 인접하게 배치된 다공성 또는 비다공성 분리막을 포함하며,
상기 복합층의 두께와 상기 다공성 분리막의 두께의 합이 25㎛ 이하인, 전기화학전지용 전극/분리막 어셈블리. - 제15항에 있어서, 상기 분리막이 폴리에틸렌 옥사이드 층을 포함하는, 전기화학전지용 전극/분리막 어셈블리.
- 제15항에 있어서, 상기 입자들의 입자 크기가 중합체 매트릭스 중에 1㎛ 미만이고, 상기 층이 적어도 이정 기공 분포를 가지며, 이때 제1의 보다 작은 크기의 기공은 상기 층 중에서 실질적으로 균질하게 분포하며, 하나 이상의 보다 큰 기공 크기는 상기 층 중에서 랜덤하게 분포하며, 상기 기공들의 치수는 나노미터 범위인, 전기화학전지용 전극/분리막 어셈블리.
- 제15항에 있어서, 상기 결합제가 무기/유기 복합 조성물의 5 내지 60%를 차지하는, 전기화학전지용 전극/분리막 어셈블리.
- 제15항에 있어서, 상기 다공성 분리막이 직경이 50 내지 100Å을 초과하는 기공을 포함하는 미세다공성 폴리올레핀 분리막이며, 폴리프로필렌과 폴리에틸렌 중의 하나 이상의 필름을 포함하는, 전기화학전지용 전극/분리막 어셈블리.
- 제15항에 있어서, 상기 다공성 분리막이 섬유로부터 제조된 부직포 물질인, 전기화학전지용 전극/분리막 어셈블리.
- 제20항에 있어서, 상기 섬유가 마찰, 응집 및 점착 중의 하나 이상에 의해 서로 지지되는, 전기화학전지용 전극/분리막 어셈블리.
- 제15항에 있어서, 상기 다공성 분리막의 두께가 약 9 내지 15㎛의 범위인, 전기화학전지용 전극/분리막 어셈블리.
- 제15항에 있어서, 상기 복합층의 두께가 약 2 내지 16㎛의 범위인, 전기화학전지용 전극/분리막 어셈블리.
- 제17항에 있어서, 제1의 보다 작은 기공 크기가 약 5 내지 100nm의 범위인, 전기화학전지용 전극/분리막 어셈블리.
- 제17항에 있어서, 보다 큰 기공 크기가 약 100 내지 500nm의 범위인, 전기화학전지용 전극/분리막 어셈블리.
- 제15항에 있어서, 상기 입자들이 실질적으로 단분산성이며, 입자 크기가 약 10 내지 50nm의 범위인, 전기화학전지용 전극/분리막 어셈블리.
- 제15항에 있어서, 상기 복합층의 기공 용적 분율이 25% 초과인, 전기화학전지용 전극/분리막 어셈블리.
- 제15항에 있어서, 상기 복합층이 무기 입자들과 중합체 결합제를 약 95:5 내지 약 40:60의 무기 입자들:중합체의 중량 비로 포함하는, 전기화학전지용 전극/분리막 어셈블리.
- 제15항에 있어서, 상기 필름의 무기 부분이 실리카, 알루미나, 산화티탄, 천연 및 합성 제올라이트 및 기타 전기화학적으로 안정한 적합한 입자 크기의 무기 입자들로 이루어진 그룹으로부터 선택되는, 전기화학전지용 전극/분리막 어셈블리.
- 적어도 전기활성 입자들과 결합제를 포함하는 전극층을 제공하는 단계;
피복 용액(여기서, 상기 피복 용액은 중합체, 상기 중합체용 용제 시스템, 및 상기 용제에 분산된 무기 입자를 포함하며, 여기서 상기 용제 시스템은 전극층의 결합제에 대해 적어도 어느 정도의 용해도를 갖도록 선택된다)을 제공하는 단계;
상기 전극층의 표면을 상기 피복 용액 층(여기서, 상기 피복 용액은 상기 전극층의 두께의 일정 분율에 침투하여 상기 결합제의 일부를 용해시킨다)으로 피복하는 단계;
상기 용제를 상기 피복 용액 층으로부터 제거하여 중합체 중에 실질적으로 균질하게 분포된 무기 입자들을 포함하는 다공성 복합층을 침착시키고 상기 다공성 전극층과 상기 다공성 분리막 사이의 계면에 용제 접착제를 형성시키는 단계; 및
상기 다공성 복합층에 인접하게 다공성 또는 비다공성 분리막을 제공하는 단계를 포함하며,
상기 복합 필름과 다공성 분리막이 이들의 두께의 합이 25㎛ 이하이도록 제공되고, 상기 피복 용액 중의 무기 입자들과 중합체의 중량 비가 약 95:5 내지 40:60인, 전기화학전지용 전극/분리막 어셈블리의 제조방법. - 제30항에 있어서, 상기 다공성 복합층의 기공 용적 분율이 25% 이상인, 전기화학전지용 전극/분리막 어셈블리의 제조방법.
- 제30항에 있어서, 상기 피복 용액 중의 무기 입자들과 중합체의 중량비가 약 65:35 내지 약 45:55인, 전기화학전지용 전극/분리막 어셈블리의 제조방법.
- 제30항에 있어서, 상기 피복 용액이 상기 전극층 두께의 90%까지 침투하는, 전기화학전지용 전극/분리막 어셈블리의 제조방법.
- 제30항에 있어서, 상기 피복이 분무 피복, 닥터 블레이딩(doctor blading), 슬롯 다이 피복(slot die coating), 그라비어 피복(gravure coating), 잉크 제트 인쇄, 스핀 피복, 침지 피복 및 스크린 인쇄로 이루어진 그룹으로부터 선택된 기술에 의해 수행되는, 전기화학전지용 전극/분리막 어셈블리의 제조방법.
- 제34항에 있어서, 상기 전극 표면의 분무 피복이 상기 전극의 표면 상의 복수의 피복 용액 층의 분무 피복을 포함하는, 전기화학전지용 전극/분리막 어셈블리의 제조방법.
- 제35항에 있어서, 각각의 분무 피복 단계 사이에서 건조시키는 단계를 추가로 포함하는, 전기화학전지용 전극/분리막 어셈블리의 제조방법.
- 제30항에 있어서, 상기 용제의 제거가 상기 용제의 증발을 포함하는, 전기화학전지용 전극/분리막 어셈블리의 제조방법.
- 제30항에 있어서, 상기 용제의 제거가 상기 중합체에 대해 비용제인 물질을 사용한 용제 추출을 포함하는, 전기화학전지용 전극/분리막 어셈블리의 제조방법.
- 제1항에 있어서, 상기 분리막이 폴리에틸렌 옥사이드 층을 포함하는, Li-이온 전기화학전지.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140048197A (ko) * | 2011-07-11 | 2014-04-23 | 캘리포니아 인스티튜트 오브 테크놀로지 | 전기화학 시스템들용 신규 세퍼레이터들 |
| KR20170105283A (ko) * | 2016-03-09 | 2017-09-19 | 삼성에스디아이 주식회사 | 이차전지 |
| US10155361B2 (en) | 2011-11-09 | 2018-12-18 | Corning Incorporated | Method of binding nanoparticles to glass |
| US10714724B2 (en) | 2013-11-18 | 2020-07-14 | California Institute Of Technology | Membranes for electrochemical cells |
| US11527802B2 (en) | 2011-07-11 | 2022-12-13 | California Institute Of Technology | Electrochemical systems with ionically conductive and electronically insulating separator |
Families Citing this family (68)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8883354B2 (en) | 2006-02-15 | 2014-11-11 | Optodot Corporation | Separators for electrochemical cells |
| US11084311B2 (en) | 2008-02-29 | 2021-08-10 | Illinois Tool Works Inc. | Receiver material having a polymer with nano-composite filler material |
| DE102008046498A1 (de) * | 2008-09-10 | 2010-03-11 | Li-Tec Battery Gmbh | Elektrode und Separatormaterial für Lithium-Ionen-Zellen sowie Verfahren zu deren Herstellung |
| US8697290B2 (en) * | 2009-01-12 | 2014-04-15 | A123 Systems Llc | Laminated battery cell comprising multilayer composite separator and methods for creating the same |
| KR101943647B1 (ko) * | 2009-02-23 | 2019-01-29 | 가부시키가이샤 무라타 세이사쿠쇼 | 비수 전해질 조성물, 비수 전해질 이차 전지 및 비수 전해질 이차 전지의 제조 방법 |
| WO2010134170A1 (ja) * | 2009-05-20 | 2010-11-25 | Necトーキン株式会社 | 積層型二次電池および積層型二次電池の製造方法 |
| RU2513988C2 (ru) | 2009-05-26 | 2014-04-27 | Оптодот Корпорейшн | Батареи с электродами в виде покрытия, нанесенного прямо на нанопористые сепараторы |
| CN101938013B (zh) * | 2009-06-30 | 2014-07-02 | 比亚迪股份有限公司 | 聚合物电解质及其制备方法和聚合物锂二次电池 |
| DE102009035490A1 (de) * | 2009-07-31 | 2011-02-03 | Daimler Ag | Elektrodenanordnung für eine Batterieeinzelzelle |
| WO2011063132A1 (en) * | 2009-11-18 | 2011-05-26 | A123 Systems, Inc. | Composite separator for electrochemical cell and method for its manufacture |
| US20110183203A1 (en) * | 2010-01-27 | 2011-07-28 | Molecular Nanosystems, Inc. | Polymer supported electrodes |
| JP2011159488A (ja) * | 2010-02-01 | 2011-08-18 | Sony Corp | 非水電解質組成物および非水電解質二次電池 |
| EP3444867B1 (en) | 2010-07-19 | 2020-03-25 | Optodot Corporation | Separators for electrochemical cells |
| WO2012050682A2 (en) | 2010-09-30 | 2012-04-19 | Applied Materials, Inc. | Electrospinning for integrated separator for lithium-ion batteries |
| DE102010048919A1 (de) | 2010-10-07 | 2012-04-12 | Schott Ag | Elektrochemischer Energiespeicher und Verwendung eines glasbasierten Materials zur Herstellung eines Separators für einen solchen |
| US20130316218A1 (en) | 2010-10-07 | 2013-11-28 | Schott Ag | Electrochemical energy accumulator |
| DE102010048922A1 (de) | 2010-10-07 | 2012-04-12 | Schott Ag | Elektrochemischer Energiespeicher und Verwendung eines glasbasierten Materials zur Herstellung eines Separators für einen solchen |
| CN107316969B (zh) * | 2010-11-26 | 2020-04-21 | 丰田自动车株式会社 | 非水电解质二次电池 |
| DE102011114876A1 (de) | 2011-09-29 | 2013-04-04 | Schott Ag | Wiederaufladbarer Lithium-Ionen-Akkumulator und Verwendung eines glasbasierten Materials hierfür |
| CN102501524A (zh) * | 2011-11-03 | 2012-06-20 | 南京大学 | 具有均匀可调孔尺寸复合结构的隔膜及制备方法 |
| WO2013070031A1 (ko) | 2011-11-11 | 2013-05-16 | 주식회사 엘지화학 | 세퍼레이터 및 이를 구비한 전기화학소자 |
| KR101904160B1 (ko) | 2012-02-08 | 2018-10-05 | 에스케이이노베이션 주식회사 | 내열성 및 안정성이 우수한 폴리올레핀계 복합 미세다공막 및 이의 제조방법 |
| KR102448882B1 (ko) | 2013-04-29 | 2022-09-28 | 옵토도트 코포레이션 | 증가된 열 전도율을 갖는 나노기공성 복합체 분리기들 |
| KR101736013B1 (ko) | 2013-07-03 | 2017-05-24 | 시온 파워 코퍼레이션 | 재충전형 리튬 배터리를 비롯한 전기화학 전지에서의 전극 보호를 위한 세라믹/중합체 매트릭스 |
| US9412986B2 (en) * | 2013-07-31 | 2016-08-09 | GM Global Technology Operations LLC | Porous composite structures for lithium-ion battery separators |
| DE102013218499A1 (de) * | 2013-09-16 | 2015-03-19 | Robert Bosch Gmbh | Separator einer Lithiumbatteriezelle und Lithiumbatterie |
| JP6219113B2 (ja) * | 2013-09-30 | 2017-10-25 | 株式会社東芝 | 二次電池 |
| CN103515563A (zh) * | 2013-10-15 | 2014-01-15 | 杨海燕 | 一种高安全性锂离子电池用陶瓷隔膜的制作方法 |
| US9991492B2 (en) | 2013-11-18 | 2018-06-05 | California Institute Of Technology | Separator enclosures for electrodes and electrochemical cells |
| US10490796B2 (en) | 2014-02-19 | 2019-11-26 | Sion Power Corporation | Electrode protection using electrolyte-inhibiting ion conductor |
| JP6746062B2 (ja) | 2014-02-19 | 2020-08-26 | シオン・パワー・コーポレーション | 電解質抑制イオン伝導体を使用する電極保護 |
| KR101962418B1 (ko) * | 2014-06-24 | 2019-03-27 | 제일모직 주식회사 | 분리막, 이의 제조방법 및 이를 이용한 전지 |
| US12040506B2 (en) | 2015-04-15 | 2024-07-16 | Lg Energy Solution, Ltd. | Nanoporous separators for batteries and related manufacturing methods |
| US10381623B2 (en) | 2015-07-09 | 2019-08-13 | Optodot Corporation | Nanoporous separators for batteries and related manufacturing methods |
| EP3317907B1 (en) * | 2015-07-07 | 2020-10-21 | Apple Inc. | Bipolar battery design |
| WO2017096258A1 (en) | 2015-12-02 | 2017-06-08 | California Institute Of Technology | Three-dimensional ion transport networks and current collectors for electrochemical cells |
| CN105679984A (zh) * | 2016-03-29 | 2016-06-15 | 浙江地坤键新能源科技有限公司 | 一种无孔隔膜及其应用 |
| US20180076453A1 (en) | 2016-06-23 | 2018-03-15 | Government Of The United States As Represented By The Secretary Of The Air Force | Bendable, creasable, and printable batteries with enhanced safety and high temperture stability - methods of fabrication, and methods of using the same |
| WO2018057566A1 (en) | 2016-09-22 | 2018-03-29 | Cougeller Research Llc | Current collector for a stacked battery design |
| US20180104921A1 (en) * | 2016-10-17 | 2018-04-19 | Johnson & Johnson Vision Care, Inc. | Biomedical device batteries with electrodeposited cathodes |
| WO2018180017A1 (ja) * | 2017-03-31 | 2018-10-04 | Necエナジーデバイス株式会社 | 電池用電極及びリチウムイオン二次電池 |
| CN110546790A (zh) * | 2017-04-21 | 2019-12-06 | 苹果公司 | 具有电解质扩散材料的电池单元 |
| WO2018213601A2 (en) | 2017-05-19 | 2018-11-22 | Cougeller Research Llc | Rechargeable battery with anion conducting polymer |
| US11018343B1 (en) | 2017-06-01 | 2021-05-25 | Apple Inc. | Current collector surface treatment |
| US10923728B1 (en) | 2017-06-16 | 2021-02-16 | Apple Inc. | Current collector structures for rechargeable battery |
| US10916741B1 (en) | 2017-08-08 | 2021-02-09 | Apple Inc. | Metallized current collector devices and materials |
| US11189834B1 (en) | 2017-08-09 | 2021-11-30 | Apple Inc. | Multiple electrolyte battery cells |
| US11862801B1 (en) | 2017-09-14 | 2024-01-02 | Apple Inc. | Metallized current collector for stacked battery |
| JP6783735B2 (ja) * | 2017-09-19 | 2020-11-11 | 株式会社東芝 | リチウムイオン二次電池用の電極群、二次電池、電池パック及び車両 |
| US11335977B1 (en) | 2017-09-21 | 2022-05-17 | Apple Inc. | Inter-cell connection materials |
| US11043703B1 (en) | 2017-09-28 | 2021-06-22 | Apple Inc. | Stacked battery components and configurations |
| US10916796B1 (en) | 2018-02-02 | 2021-02-09 | Apple Inc. | Selective charging matrix for rechargeable batteries |
| CN108878748A (zh) * | 2018-06-25 | 2018-11-23 | 宁德新能源科技有限公司 | 电化学装置 |
| CN109830630A (zh) * | 2018-12-29 | 2019-05-31 | 深圳中兴新材技术股份有限公司 | 具有多级孔结构的涂覆隔膜及其制备方法和用途 |
| WO2020257425A1 (en) * | 2019-06-19 | 2020-12-24 | Arkema Inc. | Reticulated composite material |
| WO2021003305A1 (en) * | 2019-07-01 | 2021-01-07 | A123 Systems Llc | Systems and methods for a composite solid-state battery cell with an ionically conductive polymer electrolyte |
| TWI741559B (zh) * | 2020-04-13 | 2021-10-01 | 輝能科技股份有限公司 | 複合式隔離層 |
| CN111430782B (zh) * | 2020-05-08 | 2021-11-12 | 深圳市元鼎智能创新有限公司 | 一种硅气凝胶改性锂离子电池隔膜及制备方法 |
| FR3110775B1 (fr) * | 2020-05-19 | 2022-08-05 | Renault Sas | Cellule de batterie comprenant des mousses d’électrolytes solides poreuses particulières |
| US11600891B1 (en) | 2020-09-08 | 2023-03-07 | Apple Inc. | Battery configurations having balanced current collectors |
| US11923494B2 (en) | 2020-09-08 | 2024-03-05 | Apple Inc. | Battery configurations having through-pack fasteners |
| US11588155B1 (en) | 2020-09-08 | 2023-02-21 | Apple Inc. | Battery configurations for cell balancing |
| US11677120B2 (en) | 2020-09-08 | 2023-06-13 | Apple Inc. | Battery configurations having through-pack fasteners |
| KR20240005710A (ko) | 2021-04-29 | 2024-01-12 | 24엠 테크놀로지즈, 인크. | 다수의 분리막을 갖는 전기화학 셀, 및 이의 생성 방법 |
| CN116686153A (zh) * | 2021-09-29 | 2023-09-01 | 宁德时代新能源科技股份有限公司 | 电极极片及包含其的二次电池 |
| TW202443944A (zh) | 2022-12-16 | 2024-11-01 | 美商24M科技公司 | 用於最小化及預防電化電池中形成枝晶的系統及方法 |
| NL2035013B1 (en) | 2023-06-06 | 2024-12-12 | Real Scientists Ltd | A ceramic separator for energy storage device and method of manufacture the same |
| US12431545B1 (en) | 2024-03-26 | 2025-09-30 | 24M Technologies, Inc. | Systems and methods for minimizing and preventing dendrite formation in electrochemical cells |
Family Cites Families (70)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3861963A (en) * | 1968-02-23 | 1975-01-21 | Mc Donnell Douglas Corp | Battery separator construction |
| US4224393A (en) * | 1979-05-10 | 1980-09-23 | W. R. Grace & Co. | Battery separator |
| US5641565A (en) * | 1991-07-05 | 1997-06-24 | Asahi Kasei Kogyo Kabushiki Kaisha | Separator for a battery using an organic electrolytic solution and method for preparing the same |
| US5194341A (en) * | 1991-12-03 | 1993-03-16 | Bell Communications Research, Inc. | Silica electrolyte element for secondary lithium battery |
| WO1994020995A2 (en) | 1993-03-01 | 1994-09-15 | W.R. Grace & Co.-Conn. | Battery separators |
| US5418091A (en) * | 1993-03-05 | 1995-05-23 | Bell Communications Research, Inc. | Polymeric electrolytic cell separator membrane |
| US5691047A (en) * | 1994-05-12 | 1997-11-25 | Ube Industries, Ltd. | Porous multi-layer film |
| DE19526476A1 (de) * | 1995-07-20 | 1997-01-23 | Degussa | Fällungskieselsäure |
| US5643695A (en) * | 1995-09-26 | 1997-07-01 | Valence Technology, Inc. | Carbonaceous electrode and compatible electrolyte |
| WO1997045365A1 (en) * | 1996-05-31 | 1997-12-04 | Ppg Industries, Inc. | Amorphous precipitated silica |
| US5948464A (en) * | 1996-06-19 | 1999-09-07 | Imra America, Inc. | Process of manufacturing porous separator for electrochemical power supply |
| US6447951B1 (en) * | 1996-09-23 | 2002-09-10 | Valence Technology, Inc. | Lithium based phosphates, method of preparation, and uses thereof |
| US5720780A (en) * | 1996-11-04 | 1998-02-24 | Valence Technology, Inc. | Film forming method for lithium ion rechargeable batteries |
| JP3303694B2 (ja) * | 1996-12-17 | 2002-07-22 | 三菱電機株式会社 | リチウムイオン二次電池及びその製造方法 |
| CA2248357C (en) * | 1997-01-16 | 2003-10-21 | Mitsubishi Paper Mills Limited | Separator for non-aqueous electrolyte batteries, nonaqueous electrolyte battery using it, and method for manufacturing separator for non-aqueous electrolyte batteries |
| US5894656A (en) * | 1997-04-11 | 1999-04-20 | Valence Technology, Inc. | Methods of fabricating electrochemical cells |
| US5882721A (en) * | 1997-05-01 | 1999-03-16 | Imra America Inc | Process of manufacturing porous separator for electrochemical power supply |
| US6821672B2 (en) * | 1997-09-02 | 2004-11-23 | Kvg Technologies, Inc. | Mat of glass and other fibers and method for producing it |
| US6180281B1 (en) * | 1997-12-12 | 2001-01-30 | Johnson Research & Development Company, Inc. | Composite separator and electrode |
| US6153337A (en) * | 1997-12-19 | 2000-11-28 | Moltech Corporation | Separators for electrochemical cells |
| US6235065B1 (en) * | 1998-10-27 | 2001-05-22 | Alcatel | Room temperature lamination of Li-ion polymer electrodes |
| US6277514B1 (en) | 1998-12-17 | 2001-08-21 | Moltech Corporation | Protective coating for separators for electrochemical cells |
| US6194098B1 (en) * | 1998-12-17 | 2001-02-27 | Moltech Corporation | Protective coating for separators for electrochemical cells |
| US6077468A (en) * | 1999-01-11 | 2000-06-20 | 3M Innovative Properties Company | Process of drawing fibers |
| US6148503A (en) * | 1999-03-31 | 2000-11-21 | Imra America, Inc. | Process of manufacturing porous separator for electrochemical power supply |
| DE19918109A1 (de) * | 1999-04-22 | 2000-10-26 | Nbt Gmbh | Verfahren zur Herstellung einer sekundären Lithium-Zelle mit einem wärmeempfindlichen Schutzmechanismus |
| US6680144B2 (en) * | 1999-10-29 | 2004-01-20 | Kvg Technologies, Inc. | Battery separator |
| US6562511B2 (en) * | 1999-12-09 | 2003-05-13 | Ntk Powerdex, Inc. | Battery separator for Li-Ion and/or Li-Ion polymer battery |
| US6528033B1 (en) * | 2000-01-18 | 2003-03-04 | Valence Technology, Inc. | Method of making lithium-containing materials |
| US6432586B1 (en) | 2000-04-10 | 2002-08-13 | Celgard Inc. | Separator for a high energy rechargeable lithium battery |
| US6777132B2 (en) * | 2000-04-27 | 2004-08-17 | Valence Technology, Inc. | Alkali/transition metal halo—and hydroxy-phosphates and related electrode active materials |
| KR100789558B1 (ko) * | 2000-06-07 | 2007-12-28 | 상요 지에스 소프트 에너지 가부시끼가이샤 | 전지 |
| DE10112441A1 (de) * | 2001-03-15 | 2002-09-19 | Degussa | Kieselsäure durch Fällung mit konstanter Alkalizahl und deren Verwendung |
| US6727017B1 (en) | 2001-04-06 | 2004-04-27 | Changs Ascending Enterprise Co., Ltd. | Methods of fabricating binding layers for a Li-ion polymer battery |
| DE10142622A1 (de) * | 2001-08-31 | 2003-03-20 | Creavis Tech & Innovation Gmbh | Elektrischer Separator, Verfahren zu dessen Herstellung und Verwendung |
| DE10208277A1 (de) * | 2002-02-26 | 2003-09-04 | Creavis Tech & Innovation Gmbh | Elektrischer Separator, Verfahren zu dessen Herstellung und Verwendung |
| AU2003242650A1 (en) * | 2002-06-14 | 2003-12-31 | Degussa Ag | Aluminum-containing precipitated silicic acid having an adjustable bet/ctab ratio |
| US6913855B2 (en) * | 2002-07-22 | 2005-07-05 | Valence Technology, Inc. | Method of synthesizing electrochemically active materials from a slurry of precursors |
| US7008724B2 (en) * | 2002-07-24 | 2006-03-07 | Enerdel, Inc. | Lithium cell with mixed polymer system |
| DE10238944A1 (de) * | 2002-08-24 | 2004-03-04 | Creavis Gesellschaft Für Technologie Und Innovation Mbh | Separator zur Verwendung in Hochenergiebatterien sowie Verfahren zu dessen Herstellung |
| DE10238941B4 (de) * | 2002-08-24 | 2013-03-28 | Evonik Degussa Gmbh | Elektrischer Separator, Verfahren zu dessen Herstellung und Verwendung in Lithium-Hochleistungsbatterien sowie eine den Separator aufweisende Batterie |
| DE10240032A1 (de) * | 2002-08-27 | 2004-03-11 | Creavis Gesellschaft Für Technologie Und Innovation Mbh | Ionenleitender Batterieseparator für Lithiumbatterien, Verfahren zu deren Herstellung und die Verwendung derselben |
| KR100573358B1 (ko) * | 2002-09-17 | 2006-04-24 | 가부시키가이샤 도모에가와 세이시쇼 | 리튬이온2차전지용 세퍼레이터 및 이를 포함한리튬이온2차전지 |
| DE10255122A1 (de) * | 2002-11-26 | 2004-06-03 | Creavis Gesellschaft Für Technologie Und Innovation Mbh | Langzeitstabiler Separator für eine elektrochemische Zelle |
| DE10255121B4 (de) * | 2002-11-26 | 2017-09-14 | Evonik Degussa Gmbh | Separator mit asymmetrischem Porengefüge für eine elektrochemische Zelle |
| WO2004065443A2 (de) * | 2003-01-22 | 2004-08-05 | Degussa Ag | Speziell gefällte kieselsäuren für gummianwendungen |
| US7115339B2 (en) * | 2003-02-21 | 2006-10-03 | Matsushita Electric Industrial Co., Ltd. | Lithium ion secondary battery |
| US6967828B2 (en) * | 2003-05-30 | 2005-11-22 | Medtronic, Inc. | Capacitors including metalized separators |
| US7901810B2 (en) * | 2003-06-03 | 2011-03-08 | Valence Technology, Inc. | Battery active materials and methods for synthesis |
| DE10347567A1 (de) * | 2003-10-14 | 2005-05-12 | Degussa | Elektrischer Separator mit Abschaltmechanismus, Verfahren zu dessen Herstellung und Verwendung in Lithium-Batterien |
| JP3953022B2 (ja) * | 2003-10-29 | 2007-08-01 | 松下電器産業株式会社 | リチウムイオン二次電池およびその構成方法 |
| KR100699215B1 (ko) * | 2004-03-19 | 2007-03-27 | 가부시키가이샤 도모에가와 세이시쇼 | 전자부품용 세퍼레이터 및 그 제조 방법 |
| EP1659650A4 (en) * | 2004-03-30 | 2008-12-24 | Panasonic Corp | SECONDARY BATTERY WITH WATER-FREE ELECTROLYTE |
| JP4649862B2 (ja) | 2004-04-02 | 2011-03-16 | パナソニック株式会社 | リチウムイオン二次電池及びその製造方法 |
| JP4763253B2 (ja) | 2004-05-17 | 2011-08-31 | パナソニック株式会社 | リチウムイオン二次電池 |
| WO2005117169A1 (ja) * | 2004-05-27 | 2005-12-08 | Matsushita Electric Industrial Co., Ltd. | 捲回型非水系二次電池およびそれに用いる電極板 |
| CN100452487C (zh) * | 2004-06-22 | 2009-01-14 | 松下电器产业株式会社 | 二次电池及其制造方法 |
| KR100749301B1 (ko) * | 2004-07-07 | 2007-08-14 | 주식회사 엘지화학 | 신규 유/무기 복합 다공성 필름 및 이를 이용한 전기 화학소자 |
| HUE069800T2 (hu) * | 2004-07-07 | 2025-04-28 | Lg Energy Solution Ltd | Új szerves/szervetlen kompozit porózus film és ezzel elõállított elektrokémiai eszköz |
| US20060292450A1 (en) * | 2004-07-13 | 2006-12-28 | Matsushita Electric Industrial Co., Ltd. | Non-aqueous electrolyte secondary battery |
| WO2006025662A1 (en) | 2004-09-02 | 2006-03-09 | Lg Chem, Ltd. | Organic/inorganic composite porous film and electrochemical device prepared thereby |
| KR100742959B1 (ko) * | 2004-09-02 | 2007-07-25 | 주식회사 엘지화학 | 유/무기 복합 다공성 필름 및 이를 이용하는 전기 화학소자 |
| EP1803177B1 (de) | 2004-10-21 | 2018-01-10 | Evonik Degussa GmbH | Anorganische separator-elektroden-einheit für lithium-ionen-batterien, verfahren zu deren herstellung und verwendung in lithium-batterien |
| KR100659820B1 (ko) * | 2004-11-17 | 2006-12-19 | 삼성에스디아이 주식회사 | 리튬 이온 이차 전지 |
| KR100775310B1 (ko) * | 2004-12-22 | 2007-11-08 | 주식회사 엘지화학 | 유/무기 복합 다공성 분리막 및 이를 이용한 전기 화학소자 |
| JP4776918B2 (ja) * | 2004-12-24 | 2011-09-21 | 日立マクセルエナジー株式会社 | 非水電解液二次電池 |
| KR20070008024A (ko) | 2005-07-12 | 2007-01-17 | 삼성전자주식회사 | Cmos 소자 및 그 제조 방법 |
| TWI330136B (en) * | 2005-11-28 | 2010-09-11 | Lg Chemical Ltd | Organic/inorganic composite porous membrane and electrochemical device using the same |
| KR101488850B1 (ko) * | 2007-08-21 | 2015-02-02 | 에이일이삼 시스템즈 인코포레이티드 | 전기화학전지용 분리막 및 이의 제조방법 |
| US8697290B2 (en) * | 2009-01-12 | 2014-04-15 | A123 Systems Llc | Laminated battery cell comprising multilayer composite separator and methods for creating the same |
-
2008
- 2008-09-29 KR KR1020107009415A patent/KR20100098498A/ko not_active Ceased
- 2008-09-29 US US12/240,855 patent/US8852787B2/en active Active
- 2008-09-29 WO PCT/US2008/078133 patent/WO2009043011A1/en not_active Ceased
- 2008-09-29 CN CN200880109165.5A patent/CN101809801B/zh active Active
- 2008-09-29 EP EP08833067.5A patent/EP2193569B1/en not_active Not-in-force
- 2008-09-29 JP JP2010527240A patent/JP5591704B2/ja active Active
- 2008-09-30 TW TW097137609A patent/TW200931702A/zh unknown
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140048197A (ko) * | 2011-07-11 | 2014-04-23 | 캘리포니아 인스티튜트 오브 테크놀로지 | 전기화학 시스템들용 신규 세퍼레이터들 |
| US11527802B2 (en) | 2011-07-11 | 2022-12-13 | California Institute Of Technology | Electrochemical systems with ionically conductive and electronically insulating separator |
| US12278393B2 (en) | 2011-07-11 | 2025-04-15 | California Institute Of Technology | Electrochemical systems with ionically conductive and electronically insulating separator |
| US10155361B2 (en) | 2011-11-09 | 2018-12-18 | Corning Incorporated | Method of binding nanoparticles to glass |
| US10714724B2 (en) | 2013-11-18 | 2020-07-14 | California Institute Of Technology | Membranes for electrochemical cells |
| KR20170105283A (ko) * | 2016-03-09 | 2017-09-19 | 삼성에스디아이 주식회사 | 이차전지 |
Also Published As
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| US20090087728A1 (en) | 2009-04-02 |
| EP2193569A1 (en) | 2010-06-09 |
| WO2009043011A1 (en) | 2009-04-02 |
| CN101809801B (zh) | 2014-03-26 |
| EP2193569A4 (en) | 2011-10-19 |
| EP2193569B1 (en) | 2015-04-08 |
| JP5591704B2 (ja) | 2014-09-17 |
| JP2011518404A (ja) | 2011-06-23 |
| US8852787B2 (en) | 2014-10-07 |
| CN101809801A (zh) | 2010-08-18 |
| TW200931702A (en) | 2009-07-16 |
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