Coating processes – With pretreatment of the base – Etching – swelling – or dissolving out part of the base
Patent
1987-04-20
1989-02-07
Bell, Janyce
Coating processes
With pretreatment of the base
Etching, swelling, or dissolving out part of the base
427304, 427305, 427306, 4273831, B65D 310
Patent
active
048030970
ABSTRACT:
This invention relates to a process for conditioning the surfaces of natural and synthetic plastic materials for electroless plating of a metal coating thereon exposing such materials to an atmosphere comprising ozone, contacting said exposed materials with a conditioning solvent, such as an aqueous solution of sodium, potassium or lithium hydroxide, contacting said materials with one or more oxidizing acids such as nitric acid and electroless plating of a metal coating on the said material.
REFERENCES:
patent: 4422907 (1983-12-01), Bickmaier
patent: 4528245 (1985-07-01), Jobbins
patent: 4532015 (1985-07-01), Boultinghouse
patent: 4615907 (1986-10-01), Bocke
Davenport Karen A.
Fraenkel Howard A.
Spicciati Frank A.
Allied-Signal Inc.
Bell Janyce
Fuchs Gerhard H,.
Stewart Richard C.
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