RO103245B1 - Procedeu de fabricare a electrozilor catodici pentru pile si baterii alcaline - Google Patents

Procedeu de fabricare a electrozilor catodici pentru pile si baterii alcaline

Info

Publication number
RO103245B1
RO103245B1 RO137267A RO13726788A RO103245B1 RO 103245 B1 RO103245 B1 RO 103245B1 RO 137267 A RO137267 A RO 137267A RO 13726788 A RO13726788 A RO 13726788A RO 103245 B1 RO103245 B1 RO 103245B1
Authority
RO
Romania
Prior art keywords
pressed
cells
hgo
powders
nickel
Prior art date
Application number
RO137267A
Other languages
English (en)
Other versions
RO103245A2 (en
Inventor
Gheorghe Balasescu
Original Assignee
Institutul De Cercetare Stiintifica Si Inginerie Tehnologica Pentru Electrotehnica
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 Institutul De Cercetare Stiintifica Si Inginerie Tehnologica Pentru Electrotehnica filed Critical Institutul De Cercetare Stiintifica Si Inginerie Tehnologica Pentru Electrotehnica
Priority to RO137267A priority Critical patent/RO103245B1/ro
Publication of RO103245A2 publication Critical patent/RO103245A2/ro
Publication of RO103245B1 publication Critical patent/RO103245B1/ro

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/06Electrodes for primary cells
    • H01M4/08Processes of manufacture

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Cell Electrode Carriers And Collectors (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

Inventia se refera la un procedeu de realizare a electrozilor catodici pentru pile si baterii alcaline apartinînd sistemului electrochimic HgO/KOH/Zn. Potrivit procedeului, într-o prima etapa se procedeaza la omogenizarea unui amestec de pulberi cu granulatie sub 75 în proportii procentuale gravimetrice de 90% HgO, 7,4% electrografit, 2,6% polietilena, proportii care pot varia în limite restrînse în functie de morfologia particulelor care alcatuiesc pulberile. Acestea sînt presate cu o forta de presare de 0,4...0,6 tf/cm indice 2 într-o matrita avînd configuratia dorita, realizîndu-se astfel elementul catodic presat. în continuare, se confectioneaza colectorul de curent cu aceeasi configuratie prin ambutisare marginala sau sudare în punct cu curenti de impuls a elementelor componente ale desfasuratei sale geometrice. Materialul folosit este tabla de nichel sau de otel nichelat cu grosimea de 0,08...0,14 mm pe care s-au practicat prealabil perforatii de 0,05...0,15 mm exponent 2 la distante de circa 1...2 mm. în colector este introdus elementul catodic presat din materialul depolarizat.
RO137267A 1988-12-29 1988-12-29 Procedeu de fabricare a electrozilor catodici pentru pile si baterii alcaline RO103245B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO137267A RO103245B1 (ro) 1988-12-29 1988-12-29 Procedeu de fabricare a electrozilor catodici pentru pile si baterii alcaline

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO137267A RO103245B1 (ro) 1988-12-29 1988-12-29 Procedeu de fabricare a electrozilor catodici pentru pile si baterii alcaline

Publications (2)

Publication Number Publication Date
RO103245A2 RO103245A2 (en) 1991-11-25
RO103245B1 true RO103245B1 (ro) 1992-06-25

Family

ID=20123520

Family Applications (1)

Application Number Title Priority Date Filing Date
RO137267A RO103245B1 (ro) 1988-12-29 1988-12-29 Procedeu de fabricare a electrozilor catodici pentru pile si baterii alcaline

Country Status (1)

Country Link
RO (1) RO103245B1 (ro)

Also Published As

Publication number Publication date
RO103245A2 (en) 1991-11-25

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