Having said that, it is best to allow the paint to be cured for 30 days, if new. The rule of thumb for polyurethane; polyurethane works best when applied over … This is a wipe on poly top coat with a matte finish that claimed to be non yellowing from the brand Fusion Mineral Paint. If you know the paint was manufactured after 1978, you can prepare the glossy surface by cleaning it thoroughly and sanding the surface with a light- to medium-grit sandpaper to remove the sheen. Also, it … While it may be possible to get the polyurethane to adhere to the original coating, there will never be a great mechanical bond. Formula: Water-based, non-yellowing Finishes: Comes in Matte, Satin, Semi-Gloss, and Gloss finishes. Not sure what to do now. So, to properly apply polyurethane over paint: Step 1: Wash the surface. Polycrylic can be applied over latex paint. Price: $13-$20 per quart Availability: Available on Amazon or at your local home improvement store. Do not apply water-based polyurethane over the top of gloss latex and acrylic enamel. I don’t want to wax. I might test the Krylon clear spray paint … I am scared to try water based polyurethane. Enamels have solvents that need to outgas during the curing process which can take a couple of days to a week depending on the thickness of the paint to completely cure. Minwax Polycrylic. It looks bad. I guess I can do the tray in an enamel. The paint on the test board is the exact same paint and it is ambering instantly. To apply this product, however, you will need to allow the paint … I was really hoping to NOT repaint the chair. I had such good results then that I'm putting three coats of Polycrylic over two coats of Sherwin Williams ProClassic Acrylic Enamel … Now I have to start over. Neither of these coatings will amber over time, which is typical with other polyurethane type products. I used Minwax Polycrylic over pale grey Valspar Chalk paint and the Minwax Polycrylic left yellow streaks. The polycrylic does say it can do this to latex paint. It doesn't appear to be tannins or anything seeping through. My answer and experience is different. This polycrylic … The clear enamel would do just fine, but it's not going to … Grease stains, dirt, dried mud, and any sort of other filth needs to be washed off before you can apply the first coat of polyurethane. In about 2008 when I reported I had used Polycrylic over WB enamel, I was run over by the WoodNet train. … For starters let me introduce the actual product to you guys. Other types of paint would have to be tested on your own for compatibility. Painting the surface with a high-adhesion primer may also help the semigloss enamel … If acrylics, which can dry in an hour or less, are applied over uncured enamels they can seal in the solvents of the enamel. Now it seems to have come out of the closet. Water-based polyurethane is well-suited for low-sheen flat, eggshell or satin latex paint. The enamel should have a product rec to put over it if required, but this isn't really a situation where you need to put any protective top coat on at all. “the only products we offer that will be suitable for use over paint would be the Polycrylic or the Water-Based Helmsman Spar Urethane. Wipe On Poly Over Paint Product Details. If you painted your cabinets with any of these paints, apply a water-based poly over the top to prolong the life of the finish. Sigh. You will need to allow the paint on the test board is the exact same paint and it is to. $ 13- $ 20 per quart Availability: Available on Amazon or your..., you will need to allow the paint on the test board is the exact same paint it. Appear to be cured for 30 days, if new Polycrylic … used... It may be possible to get the polyurethane to adhere to the original coating there. 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