Monday, April 15, 2013

Homework 4/11/13 Watercolor, Acrylic, and Oil Media

Watercolor
-use dry pigment to mediums to create a smooth consistency.
-generally doesn't need a thinner.
-any surface that can absorb water are the best painting surfaces, parchment and muslin paper works well.
-has a wide range of opacity and translucency that can be very strong in coloration to practically clear.  
-natural sable marten hair brushes work best on holding in watercolors due to ridges in the brush.
-dry brushing, glazing, wet in wet, and washing are a few for the techniques that utilizes the liquid properties of water into the strokes and dabs.

Acrylic Paints
-use water based binders and fillers/extenders to help hold bonds of pigments in the paint together.
-water can be used as a thinner to help loosen the binds in the paint.
-can be painted on a wide variety of surfaces but gesso treatment of the surface is best used before painting.  
-has a mid range in opacity and translucence compared to oils.
-brushes can be cleaned with just soap and water.
-all ranges of brushes can be used to achieve different results but generally mink and hog hair brushes work best.
-can be poured, used to glazed and fluid painting techniques.

Oil Paints
-binders are called vehicles or resins, linseed oil can be used.
-turpentine, mineral spirits or linseed oil can be used as a paint thinner.
-primed canvas are best for oils.
-there is a wide range of opacity for oils.
-china bristle brushes generally made from pig hairs work best with flat, bright, round and filbert tips.
- techniques for oils can begin with charcoal sketches, using rags and palette knives, and cold wax mixtures.





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