USB524464I5 - - Google Patents

Info

Publication number
USB524464I5
USB524464I5 US52446474A USB524464I5 US B524464 I5 USB524464 I5 US B524464I5 US 52446474 A US52446474 A US 52446474A US B524464 I5 USB524464 I5 US B524464I5
Authority
US
United States
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.)
Pending
Application number
Other languages
English (en)
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
Application filed filed Critical
Priority to US05/524,464 priority Critical patent/US3985580A/en
Publication of USB524464I5 publication Critical patent/USB524464I5/en
Application granted granted Critical
Publication of US3985580A publication Critical patent/US3985580A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H01M50/491—Porosity
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Cell Separators (AREA)
  • Nonwoven Fabrics (AREA)
US05/524,464 1974-11-18 1974-11-18 Wettable polyolefin battery separator Expired - Lifetime US3985580A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US05/524,464 US3985580A (en) 1974-11-18 1974-11-18 Wettable polyolefin battery separator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/524,464 US3985580A (en) 1974-11-18 1974-11-18 Wettable polyolefin battery separator

Publications (2)

Publication Number Publication Date
USB524464I5 true USB524464I5 (enrdf_load_stackoverflow) 1976-02-10
US3985580A US3985580A (en) 1976-10-12

Family

ID=24089317

Family Applications (1)

Application Number Title Priority Date Filing Date
US05/524,464 Expired - Lifetime US3985580A (en) 1974-11-18 1974-11-18 Wettable polyolefin battery separator

Country Status (1)

Country Link
US (1) US3985580A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2437850A1 (fr) * 1978-10-06 1980-04-30 Vicas Dan Planche a skier
FR2461364A1 (fr) * 1979-07-13 1981-01-30 Grace W R Ltd Membrane pour batterie alcaline, procede de formation d'un produit en feuille adapte a cette utilisation et systeme de batterie alcaline l'utilisant
EP0253987A1 (de) * 1986-07-18 1988-01-27 VARTA Batterie Aktiengesellschaft Separatorvlies für wartungsfreie Bleiakkumulatoren mit festgelegtem Elektrolyten

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4298668A (en) * 1980-07-03 1981-11-03 Kimberly-Clark Corporation Alkaline battery, electrolyte absorber therefor
ZA82379B (en) * 1981-01-28 1982-12-29 Grace Gmbh Process for producing porous materials and the use thereof
US5230949A (en) * 1987-12-21 1993-07-27 Entek Manufacturing Inc. Nonwoven webs of microporous fibers and filaments
US5093197A (en) * 1987-12-21 1992-03-03 Entek Manufacturing Inc. Microporous filaments and fibers
US5591539A (en) * 1993-04-13 1997-01-07 Pall Corporation Electrolytically conductive battery separator polymeric film
US5935884A (en) 1997-02-14 1999-08-10 Bba Nonwovens Simpsonville, Inc. Wet-laid nonwoven nylon battery separator material
US7097939B2 (en) 2001-07-13 2006-08-29 Hollingsworth & Vose Company Gel-forming battery separator
DE112016002044T5 (de) * 2015-05-05 2018-03-01 Daramic, Llc Verbesserte Separatoren für VRLA-Batterien und damit in Beziehung stehende Verfahren

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2653985A (en) * 1949-12-28 1953-09-29 Owens Corning Fiberglass Corp Battery plate separator
US3351495A (en) * 1966-11-22 1967-11-07 Grace W R & Co Battery separator
US3696061A (en) * 1970-04-13 1972-10-03 Amerace Esna Corp Method for forming flowable powder processable into microporous object
US3702267A (en) * 1970-06-15 1972-11-07 Du Pont Electrochemical cell containing a water-wettable polytetrafluoroethylene separator
US3847676A (en) * 1972-12-21 1974-11-12 Grace W R & Co Battery separator manufacturing process

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2437850A1 (fr) * 1978-10-06 1980-04-30 Vicas Dan Planche a skier
FR2461364A1 (fr) * 1979-07-13 1981-01-30 Grace W R Ltd Membrane pour batterie alcaline, procede de formation d'un produit en feuille adapte a cette utilisation et systeme de batterie alcaline l'utilisant
EP0253987A1 (de) * 1986-07-18 1988-01-27 VARTA Batterie Aktiengesellschaft Separatorvlies für wartungsfreie Bleiakkumulatoren mit festgelegtem Elektrolyten

Also Published As

Publication number Publication date
US3985580A (en) 1976-10-12

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Legal Events

Date Code Title Description
AS Assignment

Owner name: W.R. GRACE & CO.-CONN.

Free format text: MERGER;ASSIGNORS:W.R. GRACE & CO., A CORP. OF CONN. (MERGED INTO);GRACE MERGER CORP., A CORP. OF CONN. (CHANGED TO);REEL/FRAME:004937/0001

Effective date: 19880525