GB2097174B - Battery separator - Google Patents

Battery separator

Info

Publication number
GB2097174B
GB2097174B GB8205539A GB8205539A GB2097174B GB 2097174 B GB2097174 B GB 2097174B GB 8205539 A GB8205539 A GB 8205539A GB 8205539 A GB8205539 A GB 8205539A GB 2097174 B GB2097174 B GB 2097174B
Authority
GB
United Kingdom
Prior art keywords
battery separator
separator
battery
Prior art date
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.)
Expired
Application number
GB8205539A
Other versions
GB2097174A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WR Grace and Co
Original Assignee
WR Grace and Co
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 US06/240,401 external-priority patent/US4368243A/en
Priority claimed from US06/338,381 external-priority patent/US4403024A/en
Application filed by WR Grace and Co filed Critical WR Grace and Co
Publication of GB2097174A publication Critical patent/GB2097174A/en
Application granted granted Critical
Publication of GB2097174B publication Critical patent/GB2097174B/en
Expired 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
    • H01M50/463—Separators, membranes or diaphragms characterised by their shape
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2300/00—Electrolytes
    • H01M2300/0002—Aqueous electrolytes
    • H01M2300/0005—Acid electrolytes
    • 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)
  • Secondary Cells (AREA)
GB8205539A 1981-03-04 1982-02-25 Battery separator Expired GB2097174B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/240,401 US4368243A (en) 1980-10-10 1981-03-04 Battery separator
US06/338,381 US4403024A (en) 1982-01-11 1982-01-11 Battery separator

Publications (2)

Publication Number Publication Date
GB2097174A GB2097174A (en) 1982-10-27
GB2097174B true GB2097174B (en) 1985-02-27

Family

ID=26933385

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8205539A Expired GB2097174B (en) 1981-03-04 1982-02-25 Battery separator

Country Status (8)

Country Link
AU (1) AU552942B2 (en)
DE (1) DE3207281A1 (en)
ES (1) ES273381Y (en)
FR (1) FR2501417B1 (en)
GB (1) GB2097174B (en)
IT (1) IT1186672B (en)
NL (1) NL8200808A (en)
SE (1) SE8201320L (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AR230898A1 (en) * 1981-03-04 1984-07-31 Grace W R & Co BATTERY SEPARATOR
US4490447A (en) * 1984-04-06 1984-12-25 Usm Corporation Battery separators
DE3622492C2 (en) * 1986-07-02 1996-07-18 Hagen Batterie Ag Lead accumulator, the positive electrode plates of which are pocketed in separator pockets that are open at the top
US5789103A (en) * 1997-04-11 1998-08-04 Amtek Research International Llc Battery separator and method of making

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US686886A (en) * 1900-09-21 1901-11-19 Gould Storage Battery Co Separator for storage batteries.
FR1075397A (en) * 1952-02-21 1954-10-15 Goodrich Co B F Improvements to microporous separators for accumulator cells or batteries and to processes and devices for their manufacture
GB1105487A (en) * 1963-12-10 1968-03-06 Chloride Batteries Ltd Improvements relating to electric storage batteries
US3798294A (en) * 1972-02-10 1974-03-19 Grace W R & Co Method for producing battery separator sheet
US3918995A (en) * 1972-12-21 1975-11-11 Grace W R & Co Battery separator and manufacturing process
DE2751684C3 (en) * 1976-11-20 1981-12-17 Yuasa Battery Co. Ltd., Takatsuki, Osaka Method for producing a separator for accumulators, in particular lead accumulators
US4228225B2 (en) * 1979-06-22 1994-03-29 Grace W R & Co Battery separator

Also Published As

Publication number Publication date
GB2097174A (en) 1982-10-27
ES273381U (en) 1984-01-16
DE3207281A1 (en) 1982-10-21
ES273381Y (en) 1984-08-01
FR2501417B1 (en) 1986-03-14
AU552942B2 (en) 1986-06-26
DE3207281C2 (en) 1991-11-28
NL8200808A (en) 1982-10-01
SE8201320L (en) 1982-09-05
FR2501417A1 (en) 1982-09-10
IT8247902A0 (en) 1982-03-03
IT1186672B (en) 1987-12-04
AU8114182A (en) 1982-09-09

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
727 Application made for amendment of specification (sect. 27/1977)
727A Application for amendment of specification now open to opposition (sect. 27/1977)
727B Case decided by the comptroller ** specification amended (sect. 27/1977)
SP Amendment (slips) printed
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19950225