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US 5,683,756 AGranted
Gold plating process for zinc substrates
AssigneeBatesville Casket Company, Inc.
InventorsJames W. Tanner, Todd Dennis, Tim Chaffee
Life of this patent
Estimating the term…
Abstract
A method for plating zinc substrates with 24K gold. The method includes precleaning the substrate; applying a paint base coat electrostatically; curing the base coat; plating the gold by vacuum metallization; applying a clear paint top coat; and curing the top coat.
Claims9
A method of plating a zinc substrate with gold, comprising the steps of:
- applying a paint base coat to at least one precleaned surface of a zinc substrate;
- curing said paint base coat;
- plating gold onto said paint base coat by vacuum metallization to form a gold plating;
- applying a paint topcoat over said gold plating;
- and
- curing said paint topcoat.
3 more elements
A method of plating a zinc substrate with 24K gold, comprising the steps of:
- precleaning at least one surface of a zinc substrate by the steps of:
- washing said at least one surface of said zinc substrate with an iron phosphatizer;
- rinsing said at least one surface with water;
- and
- applying a rinsing agent to said at least one surface to enhance removal of grease and lubricants therefrom;
- applying a paint base coat to said precleaned surface of said zinc substrate;
- curing said paint base coat;
- plating 24K gold onto said paint base coat by vacuum metallization to form a gold plating;
- applying a paint topcoat over said gold plating;
- and
- curing said paint topcoat.
8 more elements
Dependencies are inferred from the claim text.