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Polyimide Top Coat for Decals

IP.com Disclosure Number: IPCOM000041189D
Original Publication Date: 1987-Nov-01
Included in the Prior Art Database: 2005-Feb-02

Publishing Venue

IBM

Related People

Authors:
Clementi, RJ Lafer, W Skarvinko, EP [+details]

Abstract

A polyimide top coat is applied to the circuit side of a polyimide film chip carrier to provide electrical insulation of the circuitry to prevent contact with a chip or any foreign matter. The top coat is applied and works in the following manner.