Is your art department generating hazardous wastes? The answer to this question is being sought by the Environmental Protection Agency (EPA) as they focus enforcement efforts on universities and colleges across the country. Of course, art departments aren’t the only generators of hazardous waste in an educational environment. The list
Alizarin Crimson (PR 83:1, ASTM III) Alizarin Crimson was created in 1868 by the German chemists, Grabe and Lieberman, as a more lightfast substitute to Genuine Rose Madder. This was accomplished by isolating part of the madder root colorant, 1,2 dihydroxyanthraquinone (Alizarin), from the more fugitive 1,2,4 trihydrozyanthraquinone (Purpurin). This is
Below are mixing ratios for historically important colors and some recently discontinued GOLDEN colors. We have tried to duplicate each hue as closely as possible, however, pigments often have unique attributes which make exact color matching impossible. When using this guide bear in mind which characteristics are important for your
Artists are often asking why our product is called “Molding Paste” while everyone else’s is called “Modeling Paste”, and is there any difference? First, I have no idea why the product was called Molding Paste. It can be placed in a mold, but it wasn’t particularly developed for that purpose.
Pigment is the very essence of paint. Regardless of the vehicle that is used to adhere it to the substrate, pigment selection is based on one simple criterion. The colorant must be the right hue. Once that factor is met, the artist can compare it to other available pigments of
Nearly 300 responses to Just Paint 4’s Gesso Survey for ASTM Subcommitee on Artist Materials! Many of the artists who took the time to complete and return the Gesso Survey we ran in Just Paint, Issue 4 also used that opportunity to ask questions and make comments about our products,
When Sam died unexpectedly, on March 11, 1997, at the age of 82, the art world lost an extraordinary friend. Sam described his work as just simply “making tools” for artists, but those who knew him understood a great deal more went on within this inventor, entrepreneur and paint maker.
EDITOR’S NOTE (4/26/23): Please note that Polymer Varnish has been discontinued and replaced with Gloss Waterborne Varnish. You can read more about it here. As with any surface around the home, office, or especially, in a public place, paintings become a depository for airborne dust. They can also get touched occasionally, either
Although acrylic paint tends to dry quickly, several techniques and additives can extend wet time. This Information Sheet discusses how acrylic paints cure and describes how that process can be controlled and manipulated to an artist’s advantage. The Acrylic Drying Process Water is Forced Out by Capillary Action: Acrylics
If you would rather not flush water laden with acrylic paint solids down the drain, they can be removed prior to disposing of the water. This process consists of chemically treating the contaminated water to cause the solids to flocculate, followed by filtering to remove them from the water. The
