FR2281651A1 - MATERIAL FOR BATTERY SEPARATORS - Google Patents

MATERIAL FOR BATTERY SEPARATORS

Info

Publication number
FR2281651A1
FR2281651A1 FR7524705A FR7524705A FR2281651A1 FR 2281651 A1 FR2281651 A1 FR 2281651A1 FR 7524705 A FR7524705 A FR 7524705A FR 7524705 A FR7524705 A FR 7524705A FR 2281651 A1 FR2281651 A1 FR 2281651A1
Authority
FR
France
Prior art keywords
battery separators
separators
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.)
Granted
Application number
FR7524705A
Other languages
French (fr)
Other versions
FR2281651B1 (en
Inventor
Harald Hoffmann
Rolf Schwobel
Bohuslav Tecl
Adolf Graber
Erich Fahrbach
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.)
Carl Freudenberg KG
Original Assignee
Carl Freudenberg KG
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 by Carl Freudenberg KG filed Critical Carl Freudenberg KG
Publication of FR2281651A1 publication Critical patent/FR2281651A1/en
Application granted granted Critical
Publication of FR2281651B1 publication Critical patent/FR2281651B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/05—Interconnection of layers the layers not being connected over the whole surface, e.g. discontinuous connection or patterned connection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/02—Layered products comprising a layer of synthetic resin in the form of fibres or filaments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/34—Layered products comprising a layer of synthetic resin comprising polyamides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • 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
    • H01M50/409—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
    • 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
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/411—Organic material
    • H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
    • H01M50/423—Polyamide resins
    • 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
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/44—Fibrous material
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0253—Polyolefin fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0261—Polyamide fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0276—Polyester fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment
    • B32B2457/04—Insulators
    • 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)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Cell Separators (AREA)
FR7524705A 1974-08-10 1975-08-07 MATERIAL FOR BATTERY SEPARATORS Granted FR2281651A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2438531A DE2438531C3 (en) 1974-08-10 1974-08-10 Separator material

Publications (2)

Publication Number Publication Date
FR2281651A1 true FR2281651A1 (en) 1976-03-05
FR2281651B1 FR2281651B1 (en) 1981-02-06

Family

ID=5922924

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7524705A Granted FR2281651A1 (en) 1974-08-10 1975-08-07 MATERIAL FOR BATTERY SEPARATORS

Country Status (10)

Country Link
JP (1) JPS598952B2 (en)
CA (1) CA1039349A (en)
CH (1) CH596673A5 (en)
DE (1) DE2438531C3 (en)
FR (1) FR2281651A1 (en)
GB (1) GB1513666A (en)
IL (1) IL47631A (en)
IT (1) IT1036979B (en)
NL (1) NL7509458A (en)
SE (1) SE424788B (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2368554A1 (en) * 1976-10-20 1978-05-19 Chisso Corp THERMO-ADHESIVE COMPOSITE FIBERS
FR2435823A1 (en) * 1978-08-21 1980-04-04 Grace W R Ltd BATTERY SEPARATOR COMPRISING SYNTHETIC POLYOLEFIN PULP AND MANUFACTURING METHOD THEREOF
FR2455366A1 (en) * 1979-04-25 1980-11-21 Europ Accumulateurs LEAD SERVICE ELECTRICAL BATTERY WITH LIMITED MAINTENANCE
FR2504734A1 (en) * 1981-04-28 1982-10-29 Freudenberg Carl SEPARATOR FOR ELECTROCHEMICAL ENERGY STORAGE AND METHOD FOR PRODUCING THE SAME
FR2545276A1 (en) * 1983-04-30 1984-11-02 Freudenberg Carl VEIL SEPARATOR FOR ALKALINE ELECTROLYTE BATTERIES
FR2687951A1 (en) * 1992-02-28 1993-09-03 Int Paper Co LAMINATE MATERIAL FOR HIGH RESISTANCE BATTERY SEPARATOR AND METHOD FOR MANUFACTURING THE SAME.
EP0820108A1 (en) * 1996-07-18 1998-01-21 Saft Separator for accumulator with spirally wounded electrodes and alcaline electrolyte

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54140941A (en) * 1978-04-26 1979-11-01 Mitsui Petrochemical Ind Method of producing battery separator
US4220693A (en) * 1978-08-23 1980-09-02 P. R. Mallory & Co. Inc. Composite separator/absorbent
GB2160701B (en) * 1984-06-22 1988-02-24 Chloride Group Plc Separators for recombination electric storage cells
JPH04326725A (en) * 1991-04-26 1992-11-16 Tokyo Electron Ltd Plasma apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH252424A (en) * 1946-07-04 1947-12-31 Otto Dr Saladin Separator for galvanic elements and process for their manufacture.
GB1291987A (en) * 1968-12-26 1972-10-04 Exxon Research Engineering Co Battery separators made from synthetic thermoplastic fibers
JPS4720244U (en) * 1971-02-01 1972-11-07

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2368554A1 (en) * 1976-10-20 1978-05-19 Chisso Corp THERMO-ADHESIVE COMPOSITE FIBERS
FR2435823A1 (en) * 1978-08-21 1980-04-04 Grace W R Ltd BATTERY SEPARATOR COMPRISING SYNTHETIC POLYOLEFIN PULP AND MANUFACTURING METHOD THEREOF
FR2455366A1 (en) * 1979-04-25 1980-11-21 Europ Accumulateurs LEAD SERVICE ELECTRICAL BATTERY WITH LIMITED MAINTENANCE
EP0019093A1 (en) * 1979-04-25 1980-11-26 Compagnie Europeenne D'accumulateurs Electricity lead-accumulator with limited maintenance
FR2504734A1 (en) * 1981-04-28 1982-10-29 Freudenberg Carl SEPARATOR FOR ELECTROCHEMICAL ENERGY STORAGE AND METHOD FOR PRODUCING THE SAME
FR2545276A1 (en) * 1983-04-30 1984-11-02 Freudenberg Carl VEIL SEPARATOR FOR ALKALINE ELECTROLYTE BATTERIES
FR2687951A1 (en) * 1992-02-28 1993-09-03 Int Paper Co LAMINATE MATERIAL FOR HIGH RESISTANCE BATTERY SEPARATOR AND METHOD FOR MANUFACTURING THE SAME.
EP0820108A1 (en) * 1996-07-18 1998-01-21 Saft Separator for accumulator with spirally wounded electrodes and alcaline electrolyte
FR2751469A1 (en) * 1996-07-18 1998-01-23 Accumulateurs Fixes SEPARATOR FOR NI-MH ACCUMULATOR

Also Published As

Publication number Publication date
GB1513666A (en) 1978-06-07
DE2438531A1 (en) 1976-02-26
NL7509458A (en) 1976-02-12
IT1036979B (en) 1979-10-30
IL47631A0 (en) 1975-10-15
DE2438531B2 (en) 1981-04-09
SE7508914L (en) 1976-02-11
IL47631A (en) 1979-07-25
JPS5138036A (en) 1976-03-30
FR2281651B1 (en) 1981-02-06
CA1039349A (en) 1978-09-26
JPS598952B2 (en) 1984-02-28
DE2438531C3 (en) 1982-04-08
CH596673A5 (en) 1978-03-15
SE424788B (en) 1982-08-09

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