JP6910382B2 - 自立性を備えた寸法安定性を呈する微多孔質ウェブ - Google Patents
自立性を備えた寸法安定性を呈する微多孔質ウェブ Download PDFInfo
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- H—ELECTRICITY
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H—ELECTRICITY
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/411—Organic material
- H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
- H01M50/417—Polyolefins
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- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/431—Inorganic material
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- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/446—Composite material consisting of a mixture of organic and inorganic materials
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- H—ELECTRICITY
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/449—Separators, membranes or diaphragms characterised by the material having a layered structure
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- H—ELECTRICITY
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- 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
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- C—CHEMISTRY; METALLURGY
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/06—Polyethene
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- C—CHEMISTRY; METALLURGY
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2409/00—Characterised by the use of homopolymers or copolymers of conjugated diene hydrocarbons
- C08J2409/02—Copolymers with acrylonitrile
- C08J2409/04—Latex
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- 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
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- 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
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- Y10T428/00—Stock material or miscellaneous articles
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- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
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- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249955—Void-containing component partially impregnated with adjacent component
- Y10T428/249958—Void-containing component is synthetic resin or natural rubbers
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- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249962—Void-containing component has a continuous matrix of fibers only [e.g., porous paper, etc.]
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Description
25gのポリビニルアルコール(87-89% 加水分解、MW=13-23K、Aldrich社)
610gの蒸留水
275gのイソプロパノール
59gのLUDOX HS-40(40wt% コロイドシリカ、Sigma-Aldrich社)
1484gのCAB-O-SPERSE 1030 K(30wt% ヒュームドシリカ、Cabot社)
14.5gのポリビニルアルコール(PVOH、87-89% 加水分解、MW=13-23K、Aldrich社)
1000gの蒸留水
275gのイソプロパノール
1172gのCAB-O-SPERSE PG 008(40wt% アルミナ、Cabot社)
7.14gのポリビニルアルコール(PVOH、87-89% 加水分解、MW=13-23K、Aldrich社)
1000gの蒸留水
275gのイソプロパノール
1172gのCAB-O-SPERSE PG 008(40wt% アルミナ、Cabot社)
62gのポリビニルピロリドン(LUVETEC K115、10%水溶液、MW=220万、BASF社)
1242gの蒸留水
258gのイソプロパノール
500gのCAB-O-SPERSE PG 008(40wt% アルミナ、Cabot社)
62gのポリビニルピロリドン(LUVETEC K115、10%水溶液、MW=220万、BASF社)
942gの蒸留水
258gのイソプロパノール
800gのAERODISP W 925(25wt% アルミナ、Evonik社)
60gのポリビニルピロリドン(LUVETEC K115、10%水溶液、MW=220万、BASF社)
1058gの蒸留水
247gのイソプロパノール
35gのコロイドシリカ(LUDOX、Sigma-Aldrich社)
600gのヒュームドシリカ分散体(CAB-O-SPERSE 1030K、30wt%固体、Cabot社)
14.5gのポリビニルアルコール(Kuraray、Mowil 4-88、88% 加水分解)
1275gの蒸留水
1172gのCabosperse PG008(40wt% アルミナ、Cabot社)
これらに、種々の濃度の界面活性剤(Dow Q2-5211、0wt%、0.01wt%、0.1wt%、及び0.2wt%)を添加。
14.5gのポリビニルアルコール(Kuraray、Mowil 4-88、88% 加水分解)
1172gのCabosperse PG008(40wt% アルミナ、Cabot社)
14.5gのポリビニルアルコール(Kuraray、Mowil 4-88、88% 加水分解)
1000gの蒸留水
275gのイソプロパノール
1172gのCabosperse PG008(40wt% アルミナ、Cabot社)
100gのSelvol 21-205ポリビニルアルコール水溶液(21wt%、88% 加水分解、Sekisui社)
205gの蒸留水
1697.5gのCabosperse PG008(40wt% アルミナ、Cabot社)
7.1gのSelvol 21-205ポリビニルアルコール水溶液(21wt%、88% 加水分解、Sekisui社)
60gの蒸留水
70gのベーマイト(AlO-OH)[5wt%水溶液、J. Appl. Chem. Biotechnol. 1973, 23, 803-09 for preparation参照]
112.5gのCabosperse PG008(40wt% アルミナ、Cabot社)
53.4gのペンタエリスリトール(Aldrich社)
1116gの蒸留水
295gのイソプロパノール
1200gのCAB-O-SPERSE PG008(40wt% アルミナ、Cabot社)
10gのホウ酸(Aldrich社)
405gの蒸留水
110gのイソプロパノール
475gのCabosperse PG008(40wt% アルミナ、Cabot社)
1000gの蒸留水
275gのイソプロパノール
1172gのCAB-O-SPERSE PG008(40wt% アルミナ、Cabot社)
100gのベーマイト(AlO-OH)[5wt%水溶液、J. Appl. Chem. Biotechnol. 1973, 23, 803-09 for preparation参照]
20gのイソプロパノール
100gのCabosperse PG008(40wt% アルミナ、Cabot社)
1)熱処理を施さないコントロール条件
2)20μmの間隔、125℃のロール温度、及び1ft/分(30.5cm/分)のロール速度に設定されたカレンダロール(Innovative Machine社)を用いた熱処理
3)125℃の真空状態における4時間の炉熱処理。
Claims (10)
- 自立性ポリオレフィンウェブにおいて、
表面とバルク構造とを有する微多孔質ポリオレフィン膜と、
水性分散体で形成された微多孔質無機表層であって、前記ポリオレフィン膜の前記表面の少なくとも一部を覆う無機表層と
を備え、
前記無機表層は、粒子同士の接触の際に水素結合によって結合されるヒュームド無機粒子を含み、前記無機表層は、水素結合のための複数の受容体又は供与体部位を有する小分子を含む水素結合性有機成分を含む、
ポリオレフィンウェブ。 - 自立性ポリオレフィンウェブにおいて、
表面とバルク構造とを有する微多孔質ポリオレフィン膜と、
水性分散体で形成された微多孔質無機表層であって、前記ポリオレフィン膜の前記表面の少なくとも一部を覆う無機表層と
を備え、
前記無機表層は、粒子同士の接触の際に水素結合によって結合されるヒュームド無機粒子を含み、前記無機表層は、前記ヒュームド無機粒子の前記水素結合を高める無機酸を含む、
ポリオレフィンウェブ。 - 前記無機表層は、水素結合性有機成分をさらに含む、請求項2に記載のポリオレフィンウェブ。
- 前記水素結合性有機成分はポリマーを含んでいる、請求項1又は3のいずれか一項に記載のポリオレフィンウェブ。
- 前記水素結合性有機成分は、複数の水素結合部位を有する小分子を含んでいる、請求項3又は4のいずれか一項に記載のポリオレフィンウェブ。
- 前記小分子は、スクロース、マルチトール、カテコール、ペンタエリスリトール、タンニン酸、及びジメチロールジヒドロキシエチレン尿素を含む群から選択される、請求項1又は5に記載のポリオレフィンウェブ。
- 前記無機表層は、前記ヒュームド無機粒子の前記水素結合を高める無機酸を含む、請求項1に記載のポリオレフィンウェブ。
- 前記ヒュームド無機粒子は、シリカ、アルミナ、酸化チタン、及び酸化ジルコニウムを含む金属酸化物の群から選択される、請求項1から7のいずれか一項に記載のポリオレフィンウェブ。
- 自立性ポリオレフィンウェブの製造方法であって、
表面とバルク構造とを有する微多孔質ポリオレフィン膜を準備し、
ヒュームド無機粒子と、水素結合のための複数の受容体又は供与体部位を有する小分子を含む水素結合性有機成分と、液相で50%よりも多い水とを含む水系分散体を準備し、
前記ポリオレフィン膜の前記表面の少なくとも一部を前記水系分散体で濡らし、
濡れた前記ポリオレフィン膜を乾燥させて無機表層を形成し、前記ヒュームド無機粒子は、粒子同士が接触した際に水素結合によって結合される、
ポリオレフィンウェブの製造方法。 - 自立性ポリオレフィンウェブの製造方法であって、
表面とバルク構造とを有する微多孔質ポリオレフィン膜を準備し、
ヒュームド無機粒子と、ベーマイトと、液相で50%よりも多い水とを含み、水素結合性有機成分を含まない水系分散体を準備し、
前記ポリオレフィン膜の前記表面の少なくとも一部を前記水系分散体で濡らし、
濡れた前記ポリオレフィン膜を乾燥させて無機表層を形成し、前記ヒュームド無機粒子は、粒子同士が接触した際に水素結合によって結合される、
ポリオレフィンウェブの製造方法。
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JP6834127B2 (ja) * | 2015-11-30 | 2021-02-24 | 日本ゼオン株式会社 | 非水系二次電池用機能層の形成方法、および非水系二次電池の製造方法 |
CN107017087B (zh) * | 2015-12-28 | 2019-05-14 | 财团法人工业技术研究院 | 电容结构 |
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