The term acrylic paints and varnishes covers a wide class of chemicals. Just like polyurethanes, acrylic paints are two-component materials.
However, unlike polyurethane materials, the amount of hardener added varies from material to material within a fairly wide range: from 10% to 70%.
Acrylic paints are water-dispersed paints based on polyacrylates (mainly polymers of methyl, ethyl and butyl acrylates), as well as their copolymers as film formers.
Acrylic paints and varnishes have good adhesion, are less critical to the humidity of the base and temperature conditions. As a result, these acrylic resins allow you to get a very high quality result.
Thanks to their excellent transparency and ability to resist yellowing over time, acrylic varnishes and paints give excellent results when used on light wood species or with pastel-colored stains, as they do not change the color of the surface over time.
Acrylic materials often have solar ultraviolet (UV) absorbers added to protect the wood from fading.
Increased drying time, approximately 2 times longer than the drying time of polyurethane materials.
Low dry residue, which usually does not exceed 30%.
Quite a high price for acrylic paints and varnishes.
Acrylics adhere well over all other major types of paints and varnishes.
It is recommended to use only acrylic materials on top of acrylic materials, which does not exclude the possibility in some cases of successfully applying polyurethane varnishes (wet-on-wet).
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2022-08-03
2022-07-06