Patent · US Expired

Gold plating process for plastic substrates

US5976634A · kind A · utility

2Cited by
9References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 4, 1997
Grant dateNov 2, 1999
Priority date
Expiry dateNov 4, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23C14/16
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A method for plating substrates with 24 K 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. The method is applicable to metals, including zinc, and plastics, including polycarbonate.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.