Patent ID: 7005483

Claim:
An epoxy-ebonite composition useful for protecting metal from undercut corrosion or chemical attack, said epoxy ebonite composition comprising: a mixture of epoxy/ebonite in a ratio of 95/5 to 5/95 by mass, wherein said epoxy is characterized as a high bake epoxy composition comprising an epoxy resin and an epoxy curing agent, and wherein said ebonite is characterized as a liquid composition comprising a liquid rubber, wherein mass parts of said liquid rubber is about 15–85, and wherein said liquid rubber comprises a compatible liquid unsaturated rubber encompassing more than 50 per cent of said liquid rubber; a non-compatible liquid unsaturated rubber; and a liquid saturated rubber encompassing less than 10 per cent of said liquid rubber; a sulfur vulcanization agent, wherein mass parts of said sulfur vulcanization agent is about 10–50; a vulcanization accelerator, wherein mass parts of said vulcanization accelerator is about 0.2–5; and a vulcanization activator, wherein mass parts of said vulcanization activator is about 1–35.