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:
Mar. 29, 1977
Filed:
Feb. 17, 1976
Otto Kardos, Ferndale, MI (US);
Donald A Arcilesi, Mount Clemens, MI (US);
Silvester P Valayil, Pontiac, MI (US);
M & T Chemicals Inc., Greenwich, CT (US);
Abstract
This invention relates to novel compositions and to a process for electrodepositing copper from an aqueous acidic copper plating bath containing at least one member independently selected from each of the following two groups: A. an aryl amine selected from those exhibiting the formulae: ##STR1## and its reaction product.sup.2 with propane sultone; ##STR2## wherein Z is selected from the group consisting of oxygen and --NCH.sub.2 --C.sub.6 H.sub.5 ; B. sulfoalkyl sulfide compounds containing the grouping --S--Alk--SO.sub.3 M where M is one gram-equivalent of a cation and --Alk-- is a divalent aliphatic hydrocarbon group of 1 to 8 carbon atoms.