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Poly or HWO Over Acrylic Paint?

Joined
Jun 6, 2018
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Location
La Grange, IL
I have used acrylic paint just a couple of times now and have been wondering about overcoating it with either a hard wax oil product (like Osmo Polyx-Oil) or a polyurethane varnish. Has anyone ever tried this? If so how and what did you apply? How did it work out? I guess I can try it on scrap wood easy enough, but curious about the experience of others.
 
I have tried Osmo on some black acrylic paint, seems to have worked fine. Also there are a lot of videos of using hardwax oils on "river tables" (epoxy/wood hybrids) and people have not noticed any issues on the epoxy.
 
Here's my scrap test piece. The acrylic paint was allowed to dry overnight. Gel poly on the left and Osmo polyx-oil on the right, with nothing in the middle.
20220612_150836.jpg
Single coats on unprepared maple. The paint is a titch darker and maybe a titch yellow under both coatings, but it would be hard to tell if all the paint was coated. There was the faintest blue "stain" on the buff cloth, but the cured paint was not materially affected by the solvents.

Not sure if I'll go this route, but it's nice to know your options.
 
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