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US 5,308,389 AGranted
Metal appearance composition
AssigneePennzoil Products Company
InventorsJoseph M. Russo, Randall R. Hendrix
Life of this patent
Estimating the term…
Abstract
A water-based composition for spraying on a surface such as an automobile engine, to provide a flexible protective film thereon comprises a water dispersible polyurethane elastomer, an anti-corrosive agent, a thickener, a dispersing agent, an antifreeze agent, and water.
Claims15
A composition for spraying on a surface to provide a flexible protective film on said surface, the composition comprising the following components:
- ______________________________________ Component Amount - Weight Percent ______________________________________ Polyurethane 25-40 Anti-corrosive Agent 1.0-2.0 Thickener 0.1-2.0 Distilled Water 40-70 Dispersing Agent 0.1-10 Antifreeze Agent 0.5-2.0. ______________________________________
Dependencies are inferred from the claim text.