Gilsonite soy oil base varnish

An inexpensive varnish base for many black and colored paint applications.
Will impart a high gloss to final coating. Gilsonite resin functions as a resin and also contributes to coloration. Will provide excellent weatherability characteristics and is ideal for exterior applications.
Formulation/Method of Manufacture
10% Soy Oil
40% Gilsonite Resin
50% Rule 66 Exempt Mineral Spirits (33 KB)
1. Heat Soy Oil and Gilsonite to 350°F (175°C)
2. Hold for two (2) hours.
3. Add Mineral Spirits under reflux conditions.

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