Rehabilitation of water-damaged electrical equipment
AssigneeUniversal Oil Products Company
InventorEdward M. Geiser
Life of this patent
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Abstract
Water-damaged electrical equipment is rehabilitated by treatment with a bath comprising a paraffinic oil, a polymethyl aromatic compound, a salt formed from the reaction of an N-alkyl polymethylenediamine and a dimer acid, and an inert organic solvent.
Claims10
A method for the rehabilitation of water-damaged electrical equipment which comprises treating said equipment with a bath consisting essentially of an inert organic solvent, a paraffinic oil having a Saybolt Universal Second value of from 90 to 110 at 100.degree.F., a polymethyl aromatic compound, and a salt selected from the group consisting of the reaction product of N-propyl-1, 3-propylenediamine with malonic acid, N-n-amyl-1, 3-propylenediamine with acetylene dicarboxylic acid, and N-n-butyl-1, 6-hexylenediamine with oxalic acid, and removing the resultant rehabilitated equipment from said bath.
Dependencies are inferred from the claim text.