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Primary Examiner: Kaplan, G. L.
Assistant Examiner:
Attorney: Pennie & Edmonds

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Title: Palladium electrolyte baths utilizing quaternized pyridine compounds as brighteners

Abstract: Water soluble quarternized pyridine salts are used in amounts from about 0.001 g/l up to their solubility limit of about 10 g/l in aqueous palladium electrolyte plating baths to greatly enhance brightness even to the point of brilliance.

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Inventors: Nobel, Fred I. (Roslyn, NY, US)
McCaskie, John (North Merrick, NY, US)

Application Number: 586711
Filing Date: 1975-06-13
Publication_date: 1976-08-03
Assignee: Lea-Ronal, Inc. (Freeport, NY)
Primary Class(es): 205/265
Other Classes:
US Patent Ref:

3458409

Jul, 1969

Hayashi et al.

204/43.

Other Refs: Other References: B435,844, Jan. 1975, Skomoroski et al., 204/43 N.