Additive for electrolyte of lead-acid batteries

Patent · Tue Oct 14 00:00:00 EDT 1986

OSTI ID:5034814

Greene, R M

This patent describes a lead-acid storage battery containing as an electrolyte for each cell, an aqueous sulfuric acid solution containing an activating amount of an additive comprising a mixture of an iron chelate and a magnesium salt or chelate. The chelates for the iron and magnesium are formed from the chelating agents which form 4 to 6 membered rings with the iron and magnesium and which contain a member of the group consisting of amine groups, phenol groups and aldehyde groups.

• Assignee: NOV; NOV-85-029645; EDB-86-191992
• Patent Number(s): US 4617244
• OSTI ID: 5034814
• Resource Relation: Patent File Date: Filed date 24 Jun 1985
• Country of Publication: United States
• Language: English

Related Subjects

25 ENERGY STORAGE
ELECTROLYTES
ADDITIVES
LEAD-ACID BATTERIES
ALDEHYDES
AMINES
AQUEOUS SOLUTIONS
CHELATES
CHELATING AGENTS
IRON COMPLEXES
MAGNESIUM COMPLEXES
MIXTURES
PHENOLS
SULFURIC ACID
ALKALINE EARTH METAL COMPLEXES
AROMATICS
COMPLEXES
DISPERSIONS
ELECTRIC BATTERIES
ELECTROCHEMICAL CELLS
HYDROGEN COMPOUNDS
HYDROXY COMPOUNDS
INORGANIC ACIDS
ORGANIC COMPOUNDS
SOLUTIONS
TRANSITION ELEMENT COMPLEXES
250903* - Energy Storage- Batteries- Materials
Components
& Auxiliaries