SPECULAR PRODUCT OF BRONZE-LIKE TONE

摘要

A specular product of bronze-like tone particularly suitable for use as a decorative material. The specular product uses, as a substrate, a composite board comprising a synthetic resin sheet and metal sheets laminated thereon, and includes a nickel deposit plated on the metal sheet and a specular film of Sn-Ni alloy electroplated on the nickel deposit using a specific electroplating bath.