IT7968012A0 - Materiale in foglio per separatori per batterie di accumulatori e procedimento per la sua fabbricazione - Google Patents

Materiale in foglio per separatori per batterie di accumulatori e procedimento per la sua fabbricazione

Info

Publication number
IT7968012A0
IT7968012A0 IT7968012A IT6801279A IT7968012A0 IT 7968012 A0 IT7968012 A0 IT 7968012A0 IT 7968012 A IT7968012 A IT 7968012A IT 6801279 A IT6801279 A IT 6801279A IT 7968012 A0 IT7968012 A0 IT 7968012A0
Authority
IT
Italy
Prior art keywords
separators
procedure
manufacture
sheet material
storage batteries
Prior art date
Application number
IT7968012A
Other languages
English (en)
Other versions
IT1221814B (it
Original Assignee
Tullis Russell And Company Lim
Gran Bretagna E Chloride Group
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 GB19763/77A external-priority patent/GB1603635A/en
Application filed by Tullis Russell And Company Lim, Gran Bretagna E Chloride Group filed Critical Tullis Russell And Company Lim
Publication of IT7968012A0 publication Critical patent/IT7968012A0/it
Application granted granted Critical
Publication of IT1221814B publication Critical patent/IT1221814B/it

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
    • H01M50/409—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
    • H01M50/429—Natural polymers
    • H01M50/4295—Natural cotton, cellulose or wood
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H5/00—Special paper or cardboard not otherwise provided for
    • D21H5/12—Special paper or cardboard not otherwise provided for characterised by the use of special fibrous materials
    • D21H5/20—Special paper or cardboard not otherwise provided for characterised by the use of special fibrous materials of organic non-cellulosic fibres too short for spinning, with or without cellulose fibres
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
    • D21H13/10—Organic non-cellulose fibres
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/22—Agents rendering paper porous, absorbent or bulky
    • D21H21/24—Surfactants
    • 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
    • H01M50/429—Natural polymers
    • 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
    • H01M50/491—Porosity
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Cell Separators (AREA)
  • Paper (AREA)
IT6801279A 1977-05-11 1979-05-11 Materiale in foglio per separatori per batterie di accumulatori e procedimento per la sua fabbricazione IT1221814B (it)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB19763/77A GB1603635A (en) 1977-05-11 1977-05-11 Battery separator
GB834178 1978-03-02
GB1898778 1978-05-11

Publications (2)

Publication Number Publication Date
IT7968012A0 true IT7968012A0 (it) 1979-05-11
IT1221814B IT1221814B (it) 1990-07-12

Family

ID=26253730

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6801279A IT1221814B (it) 1977-05-11 1979-05-11 Materiale in foglio per separatori per batterie di accumulatori e procedimento per la sua fabbricazione

Country Status (8)

Country Link
EP (1) EP0015970B2 (it)
JP (1) JPS55500354A (it)
DE (1) DE2950499C2 (it)
DK (1) DK10880A (it)
ES (1) ES480454A1 (it)
IT (1) IT1221814B (it)
SE (1) SE8000248L (it)
WO (1) WO1979001057A1 (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4289580A (en) * 1979-11-13 1981-09-15 The Dexter Corporation Heat seal fibrous web and method of its manufacture
EP0044868B1 (en) * 1980-02-04 1984-11-28 Johns-Manville Corporation Separator with improved tensile strength for starved electrolyte lead/acid battery
CA1172310A (en) * 1980-06-30 1984-08-07 Stanley J. Strzempko Battery separator material
IT1132217B (it) * 1980-07-22 1986-06-25 Montedison Spa Procedimento per la fabbricazione di separatori per batterie di accumulatori ad acido solforico
IT1163214B (it) * 1983-04-01 1987-04-08 Ics Ind Composizioni Stamp Separatore microporoso per batterie di accumulatori e relativo procedimento ed apparecchiatura di fabbricazione in continuo
DE3729567A1 (de) * 1986-09-11 1988-03-17 Kendall & Co Batteriescheider-material
US5322104A (en) * 1993-05-04 1994-06-21 Wood Technology, Inc. Flail drum machines and methods
JPH08250147A (ja) * 1995-03-09 1996-09-27 Shin Kobe Electric Mach Co Ltd 密閉形鉛蓄電池
CN103891024B (zh) * 2011-10-31 2017-04-12 三洋电机株式会社 具备螺旋电极体的电池及其制造方法
US10276850B2 (en) 2014-01-02 2019-04-30 Daramic, Llc Multilayer separator and methods of manufacture and use
US12401090B2 (en) 2020-02-10 2025-08-26 Hollingsworth & Vose Company Embossed separators

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1570888A1 (de) * 1963-08-29 1970-03-19 Monsanto Co Verfahren zur Herstellen eines oberflaechenaktiven Agens
US3350484A (en) * 1965-03-01 1967-10-31 Riegel Paper Corp Method and apparatus for making battery separators and the like
US3351495A (en) * 1966-11-22 1967-11-07 Grace W R & Co Battery separator
US3472700A (en) * 1967-03-01 1969-10-14 Nat Lead Co Electrolyte-wettable storage battery separators and process for forming same
DE1596076C3 (de) * 1967-06-28 1974-08-01 Fa. Carl Freudenberg, 6940 Weinheim Scheider für Akkumulatoren
US4000967A (en) * 1971-06-03 1977-01-04 Exxon Research And Engineering Company Wettable non-woven structures and components thereof
US3947537A (en) * 1971-07-16 1976-03-30 Exxon Research & Engineering Co. Battery separator manufacturing process
GB1439514A (en) * 1972-07-13 1976-06-16 Mitsubishi Rayon Co Sheet-like structure and process for manufacturing same
US3870567A (en) * 1972-12-21 1975-03-11 Grace W R & Co Battery separator manufacturing process
US3847676A (en) * 1972-12-21 1974-11-12 Grace W R & Co Battery separator manufacturing process
LU67293A1 (it) * 1973-03-26 1974-10-09
US3967978A (en) * 1973-03-30 1976-07-06 Sekisui Kagaku Kogyo Kabushiki Kaisha Resin sheet having porous layered structure useful as electrode separator for electric cells
DE2442382C3 (de) * 1973-09-08 1979-04-05 Toray Industries, Inc., Tokio Verfahren zur Herstellung eines papierbUdenden Materials
JPS50114551A (it) * 1974-02-25 1975-09-08
JPS5822564B2 (ja) * 1975-07-25 1983-05-10 東レ株式会社 ゴウセイパルプヨウセンイジヨウブツノ セイゾウホウホウ

Also Published As

Publication number Publication date
ES480454A1 (es) 1980-08-16
SE8000248L (sv) 1980-01-11
DK10880A (da) 1980-01-10
JPS55500354A (it) 1980-06-19
WO1979001057A1 (en) 1979-12-13
EP0015970B2 (en) 1988-07-06
EP0015970A1 (en) 1980-10-01
DE2950499A1 (en) 1980-12-18
EP0015970B1 (en) 1983-06-01
DE2950499C2 (de) 1989-11-30
IT1221814B (it) 1990-07-12

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