Non-pulsed electrochemical impregnation of flexible metallic battery plaques
Patent
·
OSTI ID:7009085
A method of loading active battery material into porous, flexible, metallic battery plaques, comprises the following steps: precipitating nickel hydroxide active material within the plaque, by making the plaque cathodic, at a high current density, in an electro-precipitation cell also containing a consumable nickel anode and a solution comprising nickel nitrate, having a pH of between 2.0 and 2.8; electrochemically oxidizing the precipitate in caustic formation solution; and repeating the electro-precipitation step at a low current density. 3 figs.
- Assignee:
- Westinghouse Electric Corp., Pittsburgh, PA (United States)
- Patent Number(s):
- A; US 4337124
- Application Number:
- PPN: US 6-292976
- OSTI ID:
- 7009085
- Country of Publication:
- United States
- Language:
- English
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Non-pulsed electrochemical impregnation of flexible metallic battery plaques
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Related Subjects
25 ENERGY STORAGE
250903* -- Energy Storage-- Batteries-- Materials
Components
& Auxiliaries
36 MATERIALS SCIENCE
360101 -- Metals & Alloys-- Preparation & Fabrication
CHEMICAL REACTIONS
CHEMISTRY
DEPOSITION
ELECTRIC BATTERIES
ELECTROCHEMICAL CELLS
ELECTROCHEMISTRY
ELECTRODEPOSITION
ELECTRODES
ELECTROLYSIS
ELEMENTS
FABRICATION
HYDROGEN COMPOUNDS
HYDROXIDES
LYSIS
METALS
NICKEL
NICKEL COMPOUNDS
NICKEL HYDROXIDES
NICKEL NITRATES
NITRATES
NITROGEN COMPOUNDS
OXIDATION
OXYGEN COMPOUNDS
SURFACE COATING
TRANSITION ELEMENT COMPOUNDS
TRANSITION ELEMENTS
250903* -- Energy Storage-- Batteries-- Materials
Components
& Auxiliaries
36 MATERIALS SCIENCE
360101 -- Metals & Alloys-- Preparation & Fabrication
CHEMICAL REACTIONS
CHEMISTRY
DEPOSITION
ELECTRIC BATTERIES
ELECTROCHEMICAL CELLS
ELECTROCHEMISTRY
ELECTRODEPOSITION
ELECTRODES
ELECTROLYSIS
ELEMENTS
FABRICATION
HYDROGEN COMPOUNDS
HYDROXIDES
LYSIS
METALS
NICKEL
NICKEL COMPOUNDS
NICKEL HYDROXIDES
NICKEL NITRATES
NITRATES
NITROGEN COMPOUNDS
OXIDATION
OXYGEN COMPOUNDS
SURFACE COATING
TRANSITION ELEMENT COMPOUNDS
TRANSITION ELEMENTS