Alkaline galvanic cells

Patent · Tue Jun 01 00:00:00 EDT 1993

OSTI ID:6502465

Eisenberg, M

A battery is described having an anode, a cathode and an electrolyte with the anode having zinc or a zinc alloy as an active anodic material, the cathode having a metal oxide or hydroxide as an active cathodic material, and the electrolyte comprising a solution of a first salt formed by the reaction of one or more acids selected from the group consisting of boric acid, phosphoric acid and arsenic acid with an alkali or earth alkali hydroxide present in an amount to produce a stoichiometric, excess of said hydroxide to said acid in the range of 2.5 to 11.0 equivalents per liter, and a solution of a second salt which is a soluble alkali or earth alkali fluoride in an amount corresponding to a concentration range of 0.01 to 1.0 equivalents per liter of total solution.

• Assignee: Electrochimica Corp., Redwood City, CA (United States)
• Patent Number(s): US 5215836; A
• Application Number: PPN: US 7-897296
• OSTI ID: 6502465
• Resource Relation: Patent File Date: 11 Jun 1992
• Country of Publication: United States
• Language: English

Related Subjects

25 ENERGY STORAGE
METAL-METAL OXIDE BATTERIES
DESIGN
ELECTROLYTES
ARSONIC ACIDS
BORIC ACID
PHOSPHORIC ACID
ZINC
BORON COMPOUNDS
ELECTRIC BATTERIES
ELECTROCHEMICAL CELLS
ELEMENTS
HYDROGEN COMPOUNDS
INORGANIC ACIDS
METALS
ORGANIC ACIDS
ORGANIC ARSENIC COMPOUNDS
ORGANIC COMPOUNDS
OXYGEN COMPOUNDS
250901* - Energy Storage- Batteries- Design & Development