Underpainting Transparent Base is a fast-drying, alkyd paste medium, siimilar to Velázquez Medium in handling properties, but much faster drying. This alkyd paste medium consists of finely ground calcite (ground calcium carbonate) and wollastonite in alkyd with mineral spirits. Use it to extend paint and form impastos while making paint longer. Makes colors slightly transparent allowing greater control over tints without using whites. Dries to a matte finish. Does not contain driers.Applications
Use Underpainting Transparent Base in the underlayers of a painting or as a medium in alla prima (direct) painting.Directions
Add Underpainting Transparent Base directly to paint, mixing well on the palette. Do not apply Underpainting Transparent Base over slower drying oil paint, as this may lead to cracking or wrinkling of the layer. You can thin Underpainting Transparent Base with mineral spirits and/or linseed oil.