DE3018592C2 - - Google Patents

Info

Publication number
DE3018592C2
DE3018592C2 DE3018592A DE3018592A DE3018592C2 DE 3018592 C2 DE3018592 C2 DE 3018592C2 DE 3018592 A DE3018592 A DE 3018592A DE 3018592 A DE3018592 A DE 3018592A DE 3018592 C2 DE3018592 C2 DE 3018592C2
Authority
DE
Germany
Prior art keywords
spacers
film
polyethylene
weight
carrier
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
DE3018592A
Other languages
German (de)
English (en)
Other versions
DE3018592A1 (de
Inventor
Mario Ferrara It Milano
Lino Casalecchio Di Reno Bologna It Credali
Carlo Ferrara It Bellistracci
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.)
Montedison SpA
Original Assignee
Montedison SpA
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 Montedison SpA filed Critical Montedison SpA
Publication of DE3018592A1 publication Critical patent/DE3018592A1/de
Application granted granted Critical
Publication of DE3018592C2 publication Critical patent/DE3018592C2/de
Granted 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
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/411—Organic material
    • H01M50/429—Natural polymers
    • H01M50/4295—Natural cotton, cellulose or wood
    • 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
    • H01M50/409—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
    • 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
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

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)
DE19803018592 1979-05-18 1980-05-14 Verfahren zur herstellung von trennwaenden fuer schwefelsaeure-batterien und vorrichtung dafuer Granted DE3018592A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT22799/79A IT1114250B (it) 1979-05-18 1979-05-18 Procedimento e dispositivo per preparare separatori per batterie di accumulatori

Publications (2)

Publication Number Publication Date
DE3018592A1 DE3018592A1 (de) 1980-11-27
DE3018592C2 true DE3018592C2 (enExample) 1989-06-08

Family

ID=11200550

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803018592 Granted DE3018592A1 (de) 1979-05-18 1980-05-14 Verfahren zur herstellung von trennwaenden fuer schwefelsaeure-batterien und vorrichtung dafuer

Country Status (6)

Country Link
JP (1) JPS55155467A (enExample)
DE (1) DE3018592A1 (enExample)
ES (1) ES8104817A1 (enExample)
FR (1) FR2457019A1 (enExample)
GB (1) GB2054251B (enExample)
IT (1) IT1114250B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0322169B1 (en) * 1987-12-21 1996-08-14 Entek Manufacturing Inc. Microporous filaments and fibers, process of making same, and articles made therefrom
FR2628570B1 (fr) * 1988-03-10 1990-12-28 Mauduit Papeteries Separateur pour piles alcalines, son procede de fabrication et piles comportant un tel separateur
KR102636109B1 (ko) 2014-05-05 2024-02-14 다라믹 엘엘씨 개선된 납 축전지 분리기, 전극, 배터리 그리고 그 제조 방법 및 그 용도

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE555050A (enExample) * 1956-02-16
NL237453A (enExample) * 1958-03-28
NL246230A (enExample) * 1958-12-09
JPS5311059B2 (enExample) * 1973-04-06 1978-04-19
DE2914012A1 (de) * 1979-04-06 1980-10-16 Montedison Spa Verfahren zur herstellung poroeser trennwaende fuer schwefelsaeure-akkumulatorenbatterien

Also Published As

Publication number Publication date
DE3018592A1 (de) 1980-11-27
IT7922799A0 (it) 1979-05-18
ES491594A0 (es) 1981-05-16
JPS55155467A (en) 1980-12-03
GB2054251B (en) 1983-04-27
ES8104817A1 (es) 1981-05-16
IT1114250B (it) 1986-01-27
GB2054251A (en) 1981-02-11
FR2457019A1 (fr) 1980-12-12
JPH04339B2 (enExample) 1992-01-07
FR2457019B1 (enExample) 1983-09-23

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee