JP5536872B2 - 微多孔膜、かかる膜の製造方法、および電池用セパレータフィルムとしてのかかる膜の使用 - Google Patents
微多孔膜、かかる膜の製造方法、および電池用セパレータフィルムとしてのかかる膜の使用 Download PDFInfo
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- JP5536872B2 JP5536872B2 JP2012503462A JP2012503462A JP5536872B2 JP 5536872 B2 JP5536872 B2 JP 5536872B2 JP 2012503462 A JP2012503462 A JP 2012503462A JP 2012503462 A JP2012503462 A JP 2012503462A JP 5536872 B2 JP5536872 B2 JP 5536872B2
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- polyolefin
- membrane
- microporous membrane
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- temperature
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
- H01M50/494—Tensile strength
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Cell Separators (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Laminated Bodies (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Secondary Cells (AREA)
Description
本出願は、2009年5月11日出願の米国特許仮出願第61/177,060号および2009年6月25日出願の欧州特許出願公開第091636985号;2009年3月30日出願の米国特許仮出願第61/164,824号および2009年5月25日出願の欧州特許出願公開第091609644号;2009年3月30日出願の米国特許仮出願第61/164,817号および2009年5月25日出願の欧州特許出願公開第091609651号;2009年3月30日出願の米国特許仮出願第61/164,833号および2009年5月25日出願の欧州特許出願公開第091609669号;2009年3月30日出願の米国特許仮出願第61/164,827号および2009年5月25日出願の欧州特許出願公開第091609677号;2009年6月24日出願の米国特許仮出願第61/220,094号および2009年8月19日出願の欧州特許出願公開第091681940号の優先権を主張し、それぞれの内容を全体として参照により組み入れるものとする。
(1)希釈剤と、130.0℃以下のTm、9.0×105以下のMw、10.0以下のMWD、および1.0モル%〜5.0モル%の範囲のコモノマー含有量を有するポリオレフィンコポリマーを含むポリマーとの混合物を押し出す工程、
(2)押出物を少なくとも1つの平面方向に延伸する工程、および
(3)希釈剤の少なくとも一部を延伸押出物から除去して微多孔膜を形成する工程
を含む微多孔膜の製造方法に関する。
[1]微多孔膜の組成および構造
[2]微多孔膜の製造に用いる材料
(1)第1のポリオレフィン
(2)第2のポリオレフィン
(3)第3のポリオレフィン
(4)ポリエチレン樹脂の分析方法
さらなるポリマー
[3]微多孔膜の製造方法
(1)ポリオレフィンと希釈剤との混合
(2)押出し
(3)任意の押出物の冷却
(4)押出物の延伸
(5)希釈剤の除去
(6)膜の乾燥
(7)熱処理
(8)膜の延伸(ドライ延伸)
(i)MD延伸は、膜を、例えば70.0℃〜129.0℃、または約80℃〜約125℃といった、Tcd−30℃〜およそTm−10℃の範囲の第1の温度にさらしながら行い、
(ii)TD延伸は、膜を、例えば70.0℃〜129.0℃、または約105℃〜約125℃、または約110℃〜約120℃といった、第1の温度より高いがTmよりは低い第2の温度にさらしながら行う。
(9)制御された膜幅の縮小(膜の熱緩和)
[4]微多孔膜の特性
(1)構造、特性、および組成
A.約25%〜約80%の多孔度
B.正規化透気度≦8.0×102秒/100cm3/20μm
C.約3,000mN/20μm以上の正規化突刺強度
D.10%以下の少なくとも1つの平面方向への105℃熱収縮率
(i)周囲温度における微多孔膜の試験片の大きさを機械方向および横方向の両方について測定し、(ii)微多孔膜の試験片を、105℃の温度にて8時間、負荷をかけずに平衡化させ、次いで(iii)膜の大きさを機械方向および横方向について測定する。MDまたはTDのいずれへの105℃熱収縮率も、測定結果(i)を測定結果(ii)で割り、得られた商を百分率で表すことによって得ることができる。
E.シャットダウン温度
F.破膜温度≧150℃
G.シャットダウン活性化エネルギーE2≧3,500
LnΔG=A0−E2/RT
ΔG:正規化透気度の変化(秒/100cm3/20μmを単位としたガーレー値
T:絶対温度(K)
E2:シャットダウン活性化エネルギー(J/mol)
A0=加算定数、および
R=8.31(J/mol K)。
電池用セパレータおよび電池
[7]実施例
実施例1
(1)第1のポリオレフィン溶液の調製
(2)膜の製造
実施例2
実施例3
実施例4
実施例5
実施例6
実施例7
実施例8
実施例9
実施例10
比較例1
特性
1.膜の重量を基準として1.0重量%〜20.0重量%のポリオレフィンコポリマーを含む微多孔膜であって、コポリマーが、9.0×105以下のMwおよび1.0モル%〜5.0モル%の範囲のコモノマー含有量を有する、微多孔膜。
2.コポリマーが、2.0〜10.0の範囲のMWDおよび120.0℃〜128.0℃の範囲のTmを有するエチレン−ヘキセンコポリマーならびに/またはエチレン−オクテンコポリマーを含む、実施形態1の微多孔膜。
3.コポリマーが、1.0〜104〜1.0×105の範囲のMw、2.5〜4.5の範囲のMWD、1.25モル%〜4.50モル%の範囲のコモノマー含有量、および123.0℃〜125.0℃の範囲のTmを有する、実施形態1または2の微多孔膜。
4.実施形態1〜3のいずれかの微多孔膜を含む電池用セパレータフィルム。
Claims (12)
- 122.0〜126.0℃のTm、1.0×10 4 〜2.6×10 5 のMw、2.5〜4.5の範囲のMWD、および1.0〜5.0モル%の範囲のコモノマー含有量を有し、エチレンと第2のαオレフィンとのコポリマーである第1のポリオレフィン、131.0℃以上のTm、1.0×10 5 〜9.0×10 5 のMwを有する第2のポリオレフィン、および1.0×10 6 超のMwを有する第3のポリオレフィンを含有する微多孔膜であって、
ポリマー−希釈剤混合物中のポリマーの重量を基準として、第1のポリオレフィン1.0〜20.0重量%、第2のポリオレフィン25.0〜99.0重量%、および第3のポリオレフィン0.0〜74.0重量%を含有し、
膜のシャットダウン温度が、130.5℃以下、かつ膜のシャットダウン活性化エネルギーE2が、3.60×10 3 J/mol〜5.50×10 3 J/molの範囲であることを特徴とする微多孔膜。 - 前記第1のポリオレフィンが、シングルサイト触媒を用いるプロセスにより製造されることを特徴とする請求項1に記載の微多孔膜。
- 前記第2のポリオレフィンが、プロピレン、ブテン−1、ペンテン−1、ヘキセン−1、4−メチルペンテン−1、オクテン−1、酢酸ビニル、メタクリル酸メチル、スチレン、他のコモノマー、またはそれらの組合せであることを特徴とする請求項1または2に記載の微多孔膜。
- 請求項1〜3のいずれかに記載の微多孔膜を含むことを特徴とするバッテリーセパレーターフィルム。
- 微多孔膜の製造方法であって、
(1)希釈剤と、(i)122.0〜126.0℃のTm、1.0×10 4 〜2.6×10 5 のMw、2.5〜4.5の範囲のMWDを有する、エチレンと第二のαオレフィンとのコポリマーである第1のポリオレフィン、 (ii)131.0℃以上のTm、1.0×10 6 以下のMwを有する第2のポリオレフィン、及び/又は(iii)1.0×10 6 を超えるMwを有する第3のポリオレフィンを含むポリマーとの混合物であって、
ポリマー−希釈剤混合物中のポリマーの重量を基準として、第1のポリオレフィンが1.0重量%〜20.0重量%の範囲の量で存在し、第2のポリオレフィンが25.0重量%〜99.0重量%の範囲の量で存在し、かつ第3のポリオレフィンが0.0重量%〜74.0重量%の範囲の量で存在する混合物を押出す工程;
(2)押出物を少なくとも1つの平面方向に延伸する工程;および
(3)希釈剤の少なくとも一部を延伸押出物から除去して微多孔膜を形成する工程を含むことを特徴とする微多孔膜の製造方法。 - 第1、第2、および第3のポリオレフィンが、ポリエチレンであることを特徴とする請求項5に記載の微多孔膜の製造方法。
- 工程(2)の前に押出物を冷却する工程と、工程(3)の後に少なくとも1つの平面方向に膜を延伸する工程と、膜を熱処理にかける工程と、残留したいずれかの揮発性種を膜から除去する工程のいずれか少なくとも一つ以上の工程をさらに含む請求項5または6に記載の微多孔膜の製造方法。
- 工程(2)の延伸が、押出物を(Tm−10℃)以下の温度にさらしながら、面積が9倍〜49倍の範囲の倍率になるまで二軸に行われることを特徴とする請求項5〜7のいずれかに記載の微多孔膜の製造方法。
- 請求項4に記載のバッテリーセパレーターフィルムと、電解質と、負極と、正極とを含む電池であって、セパレータが、負極と正極の間に位置することを特徴とする電池。
- 電池が、リチウムイオン二次電池、リチウムポリマー二次電池、ニッケル水素二次電池、ニッケルカドミウム二次電池、ニッケル亜鉛二次電池、または銀亜鉛二次電池であることを特徴とする請求項9に記載の電池。
- 正極が、集電体、およびリチウムイオンを吸収かつ放出することができる集電体上の正極活物質層を含むことを特徴とする請求項9または10に記載の電池。
- 電解質が、有機溶媒中のリチウム塩を含むことを特徴とする請求項9〜11のいずれかに記載の電池。
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US16482709P | 2009-03-30 | 2009-03-30 | |
US61/164,827 | 2009-03-30 | ||
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US17706009P | 2009-05-11 | 2009-05-11 | |
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PCT/US2010/026426 WO2010114675A1 (en) | 2009-03-30 | 2010-03-05 | Microporous membranes, methods for making such membranes, and the use of such membranes as battery separator film |
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Families Citing this family (57)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103098263B (zh) | 2010-09-09 | 2016-01-20 | 加州理工学院 | 电化学能量存储系统和方法 |
WO2012096248A1 (ja) | 2011-01-11 | 2012-07-19 | 東レバッテリーセパレータフィルム合同会社 | 多層微多孔膜、かかる膜の製造方法、およびかかる膜の使用 |
EP2732487A4 (en) | 2011-07-11 | 2015-04-08 | California Inst Of Techn | NEW SEPARATORS FOR ELECTROCHEMICAL SYSTEMS |
US9379368B2 (en) | 2011-07-11 | 2016-06-28 | California Institute Of Technology | Electrochemical systems with electronically conductive layers |
CN102956858B (zh) * | 2011-08-21 | 2015-11-25 | 比亚迪股份有限公司 | 一种电池隔膜及其制备方法 |
MY184578A (en) * | 2011-12-26 | 2021-04-06 | Toray Industries | Polyolefin microporous film, polyolefin microporous film roll, method for producing polyolefin microporous film or polyolefin microporous film roll, and separator for batteries using polyolefin microporous film or polyolefin microporous film roll |
CN102627796B (zh) * | 2012-04-11 | 2015-06-03 | 中国科学院化学研究所 | 一种用于制造锂电池隔膜的聚乙烯组合物 |
CN105246957B (zh) * | 2013-05-31 | 2019-02-01 | 东丽株式会社 | 聚烯烃微多孔膜及其制造方法 |
US10158112B2 (en) * | 2013-10-03 | 2018-12-18 | Toray Industries, Inc. | Porous membrane, battery separator obtained using same, and method of producing same |
US10714724B2 (en) | 2013-11-18 | 2020-07-14 | California Institute Of Technology | Membranes for electrochemical cells |
US9991492B2 (en) | 2013-11-18 | 2018-06-05 | California Institute Of Technology | Separator enclosures for electrodes and electrochemical cells |
HUE047609T2 (hu) | 2014-03-26 | 2020-05-28 | Toray Industries | Többrétegû poliolefin pórusos membrán, és akkumulátor szeparátor annak alkalmazásával |
MY174227A (en) * | 2014-05-28 | 2020-03-31 | Toray Industries | Polyolefin microporous membrane and method for producing same |
KR102137377B1 (ko) | 2014-06-10 | 2020-07-24 | 도레이 카부시키가이샤 | 전지용 세퍼레이터 및 이의 제조 방법 |
WO2015190265A1 (ja) * | 2014-06-11 | 2015-12-17 | 東レバッテリーセパレータフィルム株式会社 | 電池用セパレータ及びその製造方法 |
JP6208187B2 (ja) * | 2015-09-03 | 2017-10-04 | 旭化成株式会社 | ポリオレフィン微多孔膜、蓄電デバイス用セパレータ、及び蓄電デバイス |
JP6105185B1 (ja) | 2015-10-09 | 2017-03-29 | 東レバッテリーセパレータフィルム株式会社 | 積層ポリオレフィン微多孔膜、電池用セパレータおよびそれらの製造方法 |
US10340528B2 (en) | 2015-12-02 | 2019-07-02 | California Institute Of Technology | Three-dimensional ion transport networks and current collectors for electrochemical cells |
JP6878841B2 (ja) * | 2016-03-11 | 2021-06-02 | 東ソー株式会社 | 超高分子量ポリエチレン組成物製セパレータ |
KR20180132630A (ko) * | 2016-03-31 | 2018-12-12 | 도레이 카부시키가이샤 | 폴리올레핀 미다공막 및 그 제조 방법, 전지용 세퍼레이터, 및 전지 |
US20190221880A1 (en) * | 2016-06-08 | 2019-07-18 | Nissan Motor Co., Ltd. | Nonaqueous Electrolyte Secondary Battery |
JP6472822B2 (ja) | 2017-03-03 | 2019-02-20 | 住友化学株式会社 | 非水電解液二次電池用セパレータ |
JP6496762B2 (ja) | 2017-03-03 | 2019-04-03 | 住友化学株式会社 | 非水電解液二次電池用セパレータ |
US10693115B2 (en) | 2017-03-03 | 2020-06-23 | Sumitomo Chemical Company, Limited | Nonaqueous electrolyte secondary battery separator |
JP6943580B2 (ja) * | 2017-03-03 | 2021-10-06 | 住友化学株式会社 | 非水電解液二次電池用セパレータ |
US11094997B2 (en) * | 2017-05-29 | 2021-08-17 | Sumitomo Chemical Company, Limited | Nonaqueous electrolyte secondary battery |
KR101860856B1 (ko) * | 2017-07-14 | 2018-07-06 | (주)상아프론테크 | 연료전지 전해질막용 고연신 다공성 지지체 및 이의 제조방법 |
US11139478B2 (en) * | 2017-07-21 | 2021-10-05 | Zeon Corporation | Laminate for non-aqueous secondary battery, non-aqueous secondary battery, and non-aqueous secondary battery production method |
CN109326825B (zh) * | 2017-07-31 | 2024-01-19 | 住友化学株式会社 | 非水电解液二次电池 |
WO2019065787A1 (ja) * | 2017-09-29 | 2019-04-04 | 東レ株式会社 | 多孔性フィルム、二次電池用セパレータ及び二次電池 |
KR20200085746A (ko) * | 2017-11-08 | 2020-07-15 | 도레이 카부시키가이샤 | 폴리올레핀 복합 다공질막 및 그 제조 방법, 및 전지용 세퍼레이터 및 전지 |
JP6430621B1 (ja) | 2017-12-19 | 2018-11-28 | 住友化学株式会社 | 非水電解液二次電池 |
US11158907B2 (en) | 2017-12-19 | 2021-10-26 | Sumitomo Chemical Company, Limited | Nonaqueous electrolyte secondary battery |
US11205799B2 (en) | 2017-12-19 | 2021-12-21 | Sumitomo Chemical Company, Limited | Nonaqueous electrolyte secondary battery |
JP6430617B1 (ja) | 2017-12-19 | 2018-11-28 | 住友化学株式会社 | 非水電解液二次電池 |
JP6430623B1 (ja) | 2017-12-19 | 2018-11-28 | 住友化学株式会社 | 非水電解液二次電池 |
JP6430618B1 (ja) | 2017-12-19 | 2018-11-28 | 住友化学株式会社 | 非水電解液二次電池 |
JP7395827B2 (ja) * | 2018-02-23 | 2023-12-12 | 東レ株式会社 | 多孔性ポリオレフィンフィルム |
KR102295069B1 (ko) | 2018-08-17 | 2021-08-26 | 주식회사 엘지화학 | 전기화학소자용 분리막 및 이의 제조방법 |
JP7334719B2 (ja) * | 2018-10-10 | 2023-08-29 | 東レ株式会社 | ポリオレフィン微多孔膜、多層ポリオレフィン微多孔膜、電池 |
CN109268431B (zh) * | 2018-11-05 | 2020-07-24 | 北汽福田汽车股份有限公司 | 减振器和车辆 |
JP7352196B2 (ja) | 2019-01-16 | 2023-09-28 | 東レ株式会社 | ポリオレフィン多層微多孔膜 |
KR102459860B1 (ko) | 2019-02-20 | 2022-10-27 | 주식회사 엘지화학 | 폴리에틸렌 수지 조성물 |
DE102019112089A1 (de) | 2019-05-09 | 2020-11-12 | Brückner Maschinenbau GmbH & Co. KG | Folie mit wenigstens zwei Schichten und Verfahren zu ihrer Herstellung |
CN110416470B (zh) * | 2019-08-07 | 2022-03-11 | 江苏厚生新能源科技有限公司 | 电池隔膜及其制备工艺、降低二氯甲烷消耗量的改进方法 |
JP7386015B2 (ja) * | 2019-08-27 | 2023-11-24 | 東レ株式会社 | 電池用セパレータ及びその製造方法 |
CN110931692A (zh) * | 2019-12-08 | 2020-03-27 | 重庆云天化纽米科技股份有限公司 | 聚烯烃隔膜及其制备方法和应用 |
CN110931688B (zh) * | 2019-12-13 | 2021-08-31 | 华为技术有限公司 | 高延伸的聚烯烃隔膜和应用 |
CN111138741A (zh) * | 2019-12-23 | 2020-05-12 | 重庆云天化纽米科技股份有限公司 | 高性能聚烯烃隔膜及其制备方法 |
JP2023524105A (ja) * | 2020-05-01 | 2023-06-08 | セラニーズ・インターナショナル・コーポレーション | 低下したシャットダウン温度を有するコポリマーおよび同コポリマーで作製された物品 |
EP4200362A1 (en) | 2020-08-24 | 2023-06-28 | Celanese International Corporation | Gel extruded articles made from high density polyethylene with narrow molecular weight distribution |
US20240026089A1 (en) | 2020-11-17 | 2024-01-25 | Asahi Kasei Kabushiki Kaisha | Polyethylene Powder and Molded Article |
CN112987077B (zh) * | 2021-03-22 | 2022-06-14 | 中国科学院近代物理研究所 | 低能离子束探测与离子束流强自平衡连锁控制系统 |
WO2023176880A1 (ja) * | 2022-03-18 | 2023-09-21 | 東レ株式会社 | ポリオレフィン微多孔膜、非水電解液二次電池およびフィルター |
WO2023220458A1 (en) * | 2022-05-13 | 2023-11-16 | Virginia Tech Intellectual Properties, Inc. | Mesoporous polyimide thin films as dendrite-suppressing separators for alkali metal batteries |
CN115458867A (zh) * | 2022-10-28 | 2022-12-09 | 乐凯胶片股份有限公司 | 聚烯烃隔膜及其制备方法和应用 |
CN116259924B (zh) * | 2023-03-17 | 2024-01-02 | 江苏北星新材料科技有限公司 | 一种低闭孔温度隔膜及其制备方法 |
Family Cites Families (68)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3127133A1 (de) | 1981-07-09 | 1983-01-27 | Hoechst Ag, 6000 Frankfurt | Verfahren zur herstellung von polyolefinen und deren copolymerisaten |
DE3240383A1 (de) | 1982-11-02 | 1984-05-03 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung von oligomeren aluminoxanen |
FR2546522B1 (fr) | 1983-05-25 | 1985-07-26 | Ato Chimie | Procede de preparation d'une composante de metal de transition pour un systeme catalytique de polymerisation d'olefines |
US4530914A (en) | 1983-06-06 | 1985-07-23 | Exxon Research & Engineering Co. | Process and catalyst for producing polyethylene having a broad molecular weight distribution |
ZA844157B (en) | 1983-06-06 | 1986-01-29 | Exxon Research Engineering Co | Process and catalyst for polyolefin density and molecular weight control |
MX167872B (es) | 1983-06-06 | 1993-04-20 | Exxon Research Engineering Co | Proceso y catalizador para producir poliolefinas dmezclas del reactor |
US4540753A (en) | 1983-06-15 | 1985-09-10 | Exxon Research & Engineering Co. | Narrow MWD alpha-olefin copolymers |
JPS6023954A (ja) | 1983-07-18 | 1985-02-06 | Sanyo Electric Co Ltd | 非水電解液電池 |
JPS60242035A (ja) | 1984-04-27 | 1985-12-02 | Toa Nenryo Kogyo Kk | ポリエチレン微多孔膜の製造方法 |
DE3443087A1 (de) | 1984-11-27 | 1986-05-28 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung von polyolefinen |
US5084534A (en) | 1987-06-04 | 1992-01-28 | Exxon Chemical Patents, Inc. | High pressure, high temperature polymerization of ethylene |
US5055438A (en) | 1989-09-13 | 1991-10-08 | Exxon Chemical Patents, Inc. | Olefin polymerization catalysts |
JPH06104736B2 (ja) | 1989-08-03 | 1994-12-21 | 東燃株式会社 | ポリオレフィン微多孔膜 |
NZ235032A (en) | 1989-08-31 | 1993-04-28 | Dow Chemical Co | Constrained geometry complexes of titanium, zirconium or hafnium comprising a substituted cyclopentadiene ligand; use as olefin polymerisation catalyst component |
JPH03201360A (ja) | 1989-12-27 | 1991-09-03 | Fuji Elelctrochem Co Ltd | マンガン乾電池用正極合剤の製造方法 |
JP3009495B2 (ja) * | 1991-01-30 | 2000-02-14 | 東燃株式会社 | ポリオレフィン微多孔膜及びその製造方法 |
JP2657434B2 (ja) | 1991-07-19 | 1997-09-24 | 東燃株式会社 | ポリエチレン微多孔膜、その製造方法及びそれを用いた電池用セパレータ |
JPH05222236A (ja) * | 1992-02-13 | 1993-08-31 | Tonen Chem Corp | ポリオレフィン微多孔膜の製造方法 |
JP3507092B2 (ja) * | 1992-03-30 | 2004-03-15 | 日東電工株式会社 | 多孔質フィルム、その製造法およびその用途 |
JP3347854B2 (ja) | 1993-12-27 | 2002-11-20 | 東燃化学株式会社 | ポリオレフィン微多孔膜、その製造方法、それを用いた電池用セパレーター及びフィルター |
DE69626194T2 (de) | 1995-03-03 | 2003-11-27 | Asahi Kasei Kogyo K.K., Osaka | Mikroporöser polyethylenfilm und verfahren zu dessen herstellung |
JP3108344B2 (ja) * | 1995-10-16 | 2000-11-13 | 矢崎総業株式会社 | 光学フィルタモジュール |
TW412542B (en) | 1995-12-25 | 2000-11-21 | Asahi Chemical Ind | Short-resistant micro-porous polyethylene membrane |
JP3589778B2 (ja) * | 1996-03-13 | 2004-11-17 | 日東電工株式会社 | 多孔質膜及びその製造方法、並びにリチウムイオン2次電池 |
JPH11158304A (ja) * | 1997-09-24 | 1999-06-15 | Nitto Denko Corp | 多孔質フィルムとそれを用いた電池用セパレータおよび電池 |
JP3989081B2 (ja) | 1998-03-20 | 2007-10-10 | 東燃化学株式会社 | ポリエチレン微多孔膜 |
WO2000020492A1 (en) * | 1998-10-01 | 2000-04-13 | Tonen Chemical Corporation | Microporous polyolefin film and process for producing the same |
US6666969B1 (en) * | 1998-10-01 | 2003-12-23 | Tonen Chemical Corporation | Microporous polyolefin film and process for producing the same |
JP2000108249A (ja) * | 1998-10-08 | 2000-04-18 | Tonen Chem Corp | 積層複合膜 |
US6339134B1 (en) | 1999-05-06 | 2002-01-15 | Univation Technologies, Llc | Polymerization process for producing easier processing polymers |
JP2000343584A (ja) * | 1999-06-07 | 2000-12-12 | Sekisui Chem Co Ltd | 低臭架橋ポリエチレン管 |
JP4280371B2 (ja) * | 1999-09-06 | 2009-06-17 | 東燃化学株式会社 | ポリオレフィン微多孔膜及びその製造方法 |
JP2001176483A (ja) * | 1999-12-21 | 2001-06-29 | Mitsubishi Paper Mills Ltd | 電池用セパレータおよび電池 |
JP2001200081A (ja) * | 2000-01-14 | 2001-07-24 | Tonen Chem Corp | ポリエチレン微多孔膜及びその製造方法 |
CN1142602C (zh) * | 2000-04-29 | 2004-03-17 | 中国科学院物理研究所 | 一种用于二次锂电池的微孔聚合物隔膜及其制备方法 |
JP4677663B2 (ja) * | 2000-10-26 | 2011-04-27 | 東レ東燃機能膜合同会社 | ポリオレフィン微多孔膜 |
JP4752000B2 (ja) * | 2000-10-26 | 2011-08-17 | 東レ東燃機能膜合同会社 | ポリオレフィン微多孔膜及びその製造方法 |
JP4931163B2 (ja) * | 2001-04-24 | 2012-05-16 | 旭化成イーマテリアルズ株式会社 | ポリオレフィン製微多孔膜 |
JP4986199B2 (ja) | 2001-05-18 | 2012-07-25 | 旭化成イーマテリアルズ株式会社 | ポリエチレン製微多孔膜及びそれを用いた電池 |
JP3681720B2 (ja) | 2001-12-06 | 2005-08-10 | 旭化成ケミカルズ株式会社 | ポリオレフィン製微多孔膜 |
CN1288772C (zh) * | 2002-04-26 | 2006-12-06 | 江苏海四达集团有限公司 | 锂离子电池正极材料LiMn2O4乳胶干燥熔融制备方法 |
CN1243784C (zh) * | 2002-12-03 | 2006-03-01 | 李春香 | 聚烯烃多微孔膜及其制备方法 |
JP4121846B2 (ja) * | 2002-12-16 | 2008-07-23 | 東燃化学株式会社 | ポリオレフィン微多孔膜及びその製造方法並びに用途 |
US6821865B2 (en) | 2002-12-30 | 2004-11-23 | Infineon Technologies Ag | Deep isolation trenches |
JP5073916B2 (ja) | 2004-02-10 | 2012-11-14 | 旭化成イーマテリアルズ株式会社 | リチウムイオン電池用セパレーター用ポリオレフィン製微多孔膜 |
US8104625B2 (en) | 2004-05-20 | 2012-01-31 | Asahi Kasei Chemicals Corporation | Microporous membrane made of polyolefins |
ATE534513T1 (de) * | 2004-10-01 | 2011-12-15 | Asahi Kasei Chemicals Corp | Polyolefin-mikroporöse membrane |
CN101151308B (zh) * | 2005-03-29 | 2011-03-16 | 东燃化学株式会社 | 聚烯烃微多孔膜的制造方法及该微多孔膜 |
WO2006106783A1 (ja) * | 2005-03-31 | 2006-10-12 | Tonen Chemical Corporation | ポリオレフィン微多孔膜及びその製造方法 |
JP5057654B2 (ja) * | 2005-05-17 | 2012-10-24 | 旭化成イーマテリアルズ株式会社 | ポリエチレン製微多孔膜 |
CA2615495C (en) * | 2005-07-15 | 2014-02-25 | Tonen Chemical Corporation | Multi-layer, microporous polyolefin membrane and battery separator |
JP4687310B2 (ja) | 2005-07-29 | 2011-05-25 | ソニー株式会社 | 遠隔操作システム,遠隔通信装置,遠隔操作方法 |
EP1920920B1 (en) * | 2005-08-25 | 2013-12-04 | Toray Battery Separator Film Co., Ltd. | Polyethylene multilayer microporous membrane, battery separator using same, and battery |
JP5148093B2 (ja) * | 2005-09-28 | 2013-02-20 | 東レバッテリーセパレータフィルム株式会社 | ポリエチレン多層微多孔膜及びその製造方法、並びに電池用セパレータ |
JPWO2007046473A1 (ja) * | 2005-10-19 | 2009-04-23 | 東燃化学株式会社 | ポリオレフィン多層微多孔膜の製造方法 |
KR101389780B1 (ko) * | 2005-11-01 | 2014-04-29 | 도레이 배터리 세퍼레이터 필름 주식회사 | 폴리올레핀 미세 다공막 및 이를 이용한 전지용 세퍼레이터및 전지 |
RU2411259C2 (ru) * | 2005-11-24 | 2011-02-10 | Тонен Кемикал Корпорейшн | Микропористая полиолефиновая мембрана, способ ее получения, сепаратор аккумулятора и аккумулятор |
KR101340393B1 (ko) | 2005-11-24 | 2013-12-11 | 도레이 배터리 세퍼레이터 필름 주식회사 | 폴리올레핀 미세 다공막 및 그 제조 방법, 및 전지용세퍼레이터 및 전지 |
JP5202816B2 (ja) | 2006-04-07 | 2013-06-05 | 東レバッテリーセパレータフィルム株式会社 | ポリオレフィン微多孔膜及びその製造方法 |
US7700182B2 (en) | 2006-05-15 | 2010-04-20 | Tonen Chemical Corporation | Microporous polyolefin membrane, its production method, and battery separator |
JP4902455B2 (ja) | 2006-08-01 | 2012-03-21 | 東レ東燃機能膜合同会社 | ポリオレフィン多層微多孔膜、その製造方法、電池用セパレータ及び電池 |
US7981536B2 (en) | 2006-08-31 | 2011-07-19 | Toray Tonen Specialty Separator Godo Kaisha | Microporous membrane, battery separator and battery |
US7807287B2 (en) * | 2006-08-31 | 2010-10-05 | Tonen Chemical Corporation | Multi-layer, microporous membrane, battery separator and battery |
CN101641406B (zh) | 2007-01-19 | 2012-12-26 | 东丽电池隔膜株式会社 | 聚合材料和它的制备和使用 |
JP2010540691A (ja) * | 2007-09-20 | 2010-12-24 | 東燃化学株式会社 | 微多孔膜およびそのような膜を製造し使用する方法 |
WO2009084719A1 (en) | 2007-12-31 | 2009-07-09 | Tonen Chemical Corporation | Microporous membrane, process for producing such a membrane and the use of such a membrane |
US20090226813A1 (en) | 2008-03-07 | 2009-09-10 | Kotaro Takita | Microporous Membrane, Battery Separator and Battery |
US20110117439A1 (en) | 2008-07-11 | 2011-05-19 | Toray Tonen Speciality Godo Kaisha | Microporous membranes and methods for producing and using such membranes |
-
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