Patents by Inventor Becki A. Zinni-Kettering

Becki A. Zinni-Kettering has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Brightener for zinc-nickel plating bath and method of electroplating
    Patent number: 6468411
    Abstract: An alkaline zinc-nickel electroplating bath comprises zinc ions, nickel ions, a primary brightener which is an N-methylpyridinium compound substituted at the 3-position of the pyridine ring with a carboxylate group or a group hydrolyzable to a carboxylate group and a secondary brightener which is an aliphatic amine. An example of a preferred brightener is N-methylpyridinium-3-carboxylate or a salt thereof. A preferred polyamine is a polyethyleimine. By the present invention, a mirror bright zinc-nickel deposit can be obtained having more than 4% by weight nickel, without blistering or decomposition of the primary brightener.
    Type: Grant
    Filed: July 11, 2001
    Date of Patent: October 22, 2002
    Assignee: Taskem Inc.
    Inventors: William E. Eckles, Becki A. Zinni-Kettering, Robert E. Frischauf