The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 19, 1991
Filed:
Sep. 20, 1989
Michael P Toben, Smithtown, NY (US);
Neil D Brown, Baldwin, NY (US);
David J Esterl, Valley Stream, NY (US);
Robert A Schetty, Miller Place, NY (US);
LeaRonal, Inc., Freeport, NY (US);
Abstract
An electrolyte, system and process for depositing tin, lead or tin/lead alloys upon a substrate by high speed electroplating, which includes a basis solution of an alkyl or alkylol sulfonic acid; and at least one of a solution soluble tin compound or a solution soluble lead compound; and an alkylene oxide condensation compound of (1) an aliphatic hydrocarbon having seven, preferably six or less, carbon atoms and at least one hydroxy group, or (2) an organic compound having no more than a total of twenty carbon atoms in one or two independent or joined rings optionally substituted with an alkyl moeity of less than six carbon atoms.