IT1117198B - Perfezionamento nelle strutture microporose in materiale polimerico ad esempio separatori per batterie - Google Patents

Perfezionamento nelle strutture microporose in materiale polimerico ad esempio separatori per batterie

Info

Publication number
IT1117198B
IT1117198B IT4941479A IT4941479A IT1117198B IT 1117198 B IT1117198 B IT 1117198B IT 4941479 A IT4941479 A IT 4941479A IT 4941479 A IT4941479 A IT 4941479A IT 1117198 B IT1117198 B IT 1117198B
Authority
IT
Italy
Prior art keywords
improvement
polymer material
battery separators
example battery
microporous structures
Prior art date
Application number
IT4941479A
Other languages
English (en)
Other versions
IT7949414A0 (it
Original Assignee
Amerace Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US05/915,916 external-priority patent/US4201838A/en
Application filed by Amerace Corp filed Critical Amerace Corp
Publication of IT7949414A0 publication Critical patent/IT7949414A0/it
Application granted granted Critical
Publication of IT1117198B publication Critical patent/IT1117198B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00—Processes for applying liquids or other fluent materials
    • B05D1/28—Processes for applying liquids or other fluent materials performed by transfer from the surfaces of elements carrying the liquid or other fluent material, e.g. brushes, pads, rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00—Processes for applying liquids or other fluent materials
    • B05D1/40—Distributing applied liquids or other fluent materials by members moving relatively to surface
    • 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
    • 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
    • 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.]
    • Y10T428/249978—Voids specified as micro
    • Y10T428/249979—Specified thickness of void-containing component [absolute or relative] or numerical cell dimension
    • 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
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
    • Y10T442/2025—Coating produced by extrusion
    • 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
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
    • Y10T442/2139—Coating or impregnation specified as porous or permeable to a specific substance [e.g., water vapor, air, etc.]
    • Y10T442/2148—Coating or impregnation is specified as microporous but is not a foam

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Laminated Bodies (AREA)
  • Cell Separators (AREA)
IT4941479A 1978-06-16 1979-06-14 Perfezionamento nelle strutture microporose in materiale polimerico ad esempio separatori per batterie IT1117198B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/915,916 US4201838A (en) 1978-06-16 1978-06-16 Laminated microporous article
US06/041,511 US4288503A (en) 1978-06-16 1979-05-24 Laminated microporous article

Publications (2)

Publication Number Publication Date
IT7949414A0 IT7949414A0 (it) 1979-06-14
IT1117198B true IT1117198B (it) 1986-02-17

Family

ID=26718220

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4941479A IT1117198B (it) 1978-06-16 1979-06-14 Perfezionamento nelle strutture microporose in materiale polimerico ad esempio separatori per batterie

Country Status (3)

Country Link
US (1) US4288503A (it)
DE (1) DE2924239C2 (it)
IT (1) IT1117198B (it)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA82379B (en) * 1981-01-28 1982-12-29 Grace Gmbh Process for producing porous materials and the use thereof
JPS5914261A (ja) * 1982-07-15 1984-01-25 Nippon Muki Kk 蓄電池用袋状抄紙セパレ−タ−並にその製造法
DE8307549U1 (de) * 1983-03-16 1984-08-23 Grace Gmbh, 2000 Norderstedt Separator fuer bleiakkumulatoren
DE3335547C1 (de) * 1983-09-28 1985-04-04 HAGEN Batterie AG, 4770 Soest Bahnmaterial fuer die Herstellung von Separatorentaschen fuer Bleiakkumulatoren
FR2628892B1 (fr) * 1988-03-15 1990-06-29 Accumulateurs Fixes Accumulateur nickel-cadmium ouvert
KR0153002B1 (ko) * 1989-06-16 1998-11-16 와따나베 히로시 무기비수 전해액 전지
FR2652950B1 (fr) * 1989-10-10 1996-07-19 Japan Storage Battery Co Ltd Batterie secondaire alcaline etanche.
US5238474A (en) * 1990-10-19 1993-08-24 Donaldson Company, Inc. Filtration arrangement
DE4108176C1 (it) * 1991-03-09 1992-08-27 Grace Gmbh, 2000 Norderstedt, De
US5362582A (en) * 1993-04-01 1994-11-08 W.R. Grace & Co.-Conn. Battery separator
CN1041255C (zh) * 1993-11-02 1998-12-16 齐大非 锌锰干电池用隔膜
US5492781A (en) * 1994-01-18 1996-02-20 Pall Corporation Battery separators
DE19627615A1 (de) * 1996-07-09 1998-01-15 Hoppecke Zoellner Sohn Accu Verfahren zur Behandlung von mit Kieselsäureeinlagerungen versehenen elastischen Materialien
US5858044A (en) * 1996-07-11 1999-01-12 Donaldson Company, Inc. Filter arrangement including removable filter with first and second media secured together
US6007608A (en) * 1998-07-10 1999-12-28 Donaldson Company, Inc. Mist collector and method
US6242127B1 (en) 1999-08-06 2001-06-05 Microporous Products, L.P. Polyethylene separator for energy storage cell
DE20015963U1 (de) * 2000-09-15 2001-10-18 Vb Autobatterie Gmbh Separator für Bleiakkumulatoren
US7063917B2 (en) 2001-02-21 2006-06-20 Ahlstrom Mount Holly Springs, Llc Laminated battery separator material
DE10327080B4 (de) 2003-06-13 2007-08-16 Daramic, Inc. Separatormaterial zum Bilden eines Separators für einen Säureakkumulator und Verfahren zu deren Herstellung
US7892993B2 (en) 2003-06-19 2011-02-22 Eastman Chemical Company Water-dispersible and multicomponent fibers from sulfopolyesters
US20040260034A1 (en) 2003-06-19 2004-12-23 Haile William Alston Water-dispersible fibers and fibrous articles
US8513147B2 (en) 2003-06-19 2013-08-20 Eastman Chemical Company Nonwovens produced from multicomponent fibers
JP4354349B2 (ja) * 2004-06-30 2009-10-28 パナソニック株式会社 アルカリ乾電池用セパレータの評価方法
DE102006014691B3 (de) * 2006-03-28 2007-08-16 Vb Autobatterie Gmbh & Co. Kgaa Bleiakkumulator und Separator hierzu
US8512519B2 (en) 2009-04-24 2013-08-20 Eastman Chemical Company Sulfopolyesters for paper strength and process
US20110318629A1 (en) * 2010-06-25 2011-12-29 Ho Marvin C Separator for lead acid battery
US20120183861A1 (en) 2010-10-21 2012-07-19 Eastman Chemical Company Sulfopolyester binders
US20120183862A1 (en) * 2010-10-21 2012-07-19 Eastman Chemical Company Battery separator
US20120151793A1 (en) * 2010-12-21 2012-06-21 Lin Kwang-Huo Foamed shoe sole
US8871052B2 (en) 2012-01-31 2014-10-28 Eastman Chemical Company Processes to produce short cut microfibers
KR20230152786A (ko) * 2013-03-07 2023-11-03 다라믹 엘엘씨 적층 산화 보호 분리막
US9617685B2 (en) 2013-04-19 2017-04-11 Eastman Chemical Company Process for making paper and nonwoven articles comprising synthetic microfiber binders
US9605126B2 (en) 2013-12-17 2017-03-28 Eastman Chemical Company Ultrafiltration process for the recovery of concentrated sulfopolyester dispersion
US9598802B2 (en) 2013-12-17 2017-03-21 Eastman Chemical Company Ultrafiltration process for producing a sulfopolyester concentrate
CN106574071B (zh) 2014-08-21 2020-05-29 W·W·严 微孔片材产品及其制备和使用方法
EP3216068A4 (en) 2014-11-05 2018-04-25 Yen, William Winchin Microporous sheet product and methods for making and using the same
US10829600B2 (en) 2014-11-05 2020-11-10 William Winchin Yen Microporous sheet product and methods for making and using the same
WO2016179362A1 (en) 2015-05-05 2016-11-10 Daramic, Llc Improved separators for vrla batteries and methods relating thereto
WO2018147866A1 (en) 2017-02-10 2018-08-16 Daramic, Llc Improved separators with fibrous mat, lead acid batteries, and methods and systems associated therewith
JP7178949B2 (ja) * 2019-04-16 2022-11-28 住友化学株式会社 非水電解液二次電池用多孔質層

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2329322A (en) * 1938-10-22 1943-09-14 Us Rubber Co Making of microporous products
US2274260A (en) * 1939-06-06 1942-02-24 American Hard Rubber Co Method of producing permeable bodies
US2344614A (en) * 1940-06-25 1944-03-21 Us Rubber Co Battery separator
US2772322A (en) * 1953-08-05 1956-11-27 Us Rubber Co Microporous vinyl chloride resin and method of making same
US3298869A (en) * 1961-08-23 1967-01-17 Amerace Corp Laminated battery separators
US3418198A (en) * 1964-03-06 1968-12-24 Du Pont Non-roughening microporous laminate and process for producing the same
US3811957A (en) * 1969-07-22 1974-05-21 Exxon Research Engineering Co Battery separators made from polymeric fibers
US3696061A (en) * 1970-04-13 1972-10-03 Amerace Esna Corp Method for forming flowable powder processable into microporous object
CA959722A (en) * 1971-04-30 1974-12-24 Silvio Vargiu Poromeric materials
JPS535364B2 (it) * 1971-11-27 1978-02-27
US4201838A (en) * 1978-06-16 1980-05-06 Amerace Corporation Laminated microporous article

Also Published As

Publication number Publication date
US4288503A (en) 1981-09-08
DE2924239A1 (de) 1979-12-20
IT7949414A0 (it) 1979-06-14
DE2924239C2 (de) 1987-02-12

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