You have probably tried to touch up white woodwork in your home after several years and noticed that the new paint is brighter. I did cover stain in the same closet and while it adhered fairly well you could get it off the next day I would not recommend it but I was just testing it and it has incredible adhesion. Make sure to dust and wash the wall that you plan to paint, as any dirt and grime leftover will affect the new layer of paint’s adherence to your wall. Fortunately, with the proper approach, you can successfully use water-based paint over oil-based paint. Paint is just different. You don't have to remove all the varnish before you start painting. You might want to wait longer if large patches of color were applied because the wood could have absorbed more moisture from the paints. Basically, I have some painted plastic pieces that I'd ideally like to have a clear coat of poly on dried and not-tacky by saturday. You can paint over a surface of polyurethane varnish if you prepare it properly. When I shot the Chromabase, it attacked the enamel under the primer … I chose to use a Polyurethane, so this piece can be easily painted over later in life. Posted by : Latex Agent / May 12, 2017. Yes, you can apply But PU have better UV and Impact Resistant performance that's why it is used as topcoat. I've spent all morning reading conflicting reports on rustoleum being fuel proof or not. Maybe I'll get lucky though so I'd also like a paint job that's going to last for awhile. 1 decade ago. Ingrid . Works well over … Yes, it can be painted over almost anything - for gloss there is no need to sand or prime. For old varnish - I always prime so that it does not bleed through. Surfaces with varnish, polyurethanes, or other sealants or finishes require sanding before any paint can be properly applied. So far I`m thinking Testors, but I also have some Tremclad mixed to the colours that I like and it worked well on some test pieces. To prepare the polyurethane to accept paint, first wash it down with a grease-cutting detergent and water and dry it well. Source(s): https://shorte.im/a91d6. Can you safely use a urethane clear coat over THAT type of paint (I would just use the spray can as a base coat), if so, how long do you let the rattle can "base coat" set before you spray the clear, and is there a particular brand/type of clear that works using this type of paint as a base coat. White paint is already dry. You would be better off using a water based polyurethane. Yes, you can apply a polyurethane finish to any paint or stain provided the painted surface is completely dry and applied correctly. I`m just wondering how you guys clear over enamel after doing a swirl? The problem is that nothing can ever be put over wax – not poly, not paint, or even primer in most cases. Don’t worry it will dry the same color and blend right into the original paint! All bright white paint will yellow slightly with time, even without topcoat. on Jul 8, 2015. You can apply "oil" based polyurethane over "oil" based enamel, you can also apply "water" based polyurethane over "water" based enamel, never mix the two, there's to much of a chance for problems. Unfortunately, you are faced with a challenging situation and, without seeing the piece, and knowing the products used, I can’t guarantee the outcome you want. Furniture wax or paste is a semi-solid product that you apply with a rag or round bristle brush, and then buff out. So, since I used my new favorite polyurethane over the paint on my cabinet doors, naturally I’ll be using it on my cabinets, too. Painters should wear a respirator when doing this task. Save Share. 12. Urethane paints are very resilient, so it can be hard to make them stick to surfaces or paintbrushes. Preparation will pay off in the long run by providing a long-lasting finish. Why did my third coat of polyurethane finish “buckle”? 0 0. 1. It can be painted over enamel and is also very durable. I primed the truck a couple times with some cheap junk Napa (non-catalyzed) primer. If you’re wondering whether or not you can apply oil-based paint over latex, it really isn’t a smart decision, but it is possible. What if you have a surface with glossy paint, Can You Put Polyurethane Over High Gloss Paint? The big question is, can you paint over polyurethane? The only piece i am concerned about at this point is the table and chairs. I just had a problem spraying Dupont Chromabase over some old enamel paint (of unknown origin) 2 days ago. Anonymous. Now, if you can purchase all these products, you're probably looking in the neighborhood of $200 material to paint this 6# shot put - and some may actually think that's too much effort and money, but it's still most likely to be cheaper than having it re-powdered - or buying your own powder coating gun, and oven, to do it yourself. on Jul 9, 2015 @Kathy @ Petticoat Junktion Thanks, Kathy. Both oil- and water-based polyurethane products bond well to dried latex paint, and both provide a plastic coating that enhances the sheen as well as providing extra protection. How to Apply Latex Paint Over Enamal Paint. Step 7 – Polyurethane or Wax Over Chalk Paint (or skip to OPTIONAL color washing) You may want to use a wax and if so, please follow the manufacturer’s instructions. More difficult to find; May need multiple coats; Is chalk paint the best choice for your project? B. Enne. Poly clearcoat over spray-can paint...? This Site Might Help You. I need to know before I decide what paints to use. Helpful. What can I do about softened polyurethane finish? The answer is yes. With proper planning, you’ll be able to update and improve the look of your wooden furniture at home. Can you put polyurethane over chalk paint? Next, you will need to adjust the volume control knob. You can even tint regular seal coat and use it as a glaze. The reason professionals advise against doing this is because latex paint is flexible in nature, and as a result, oil-based paints won’t properly adhere to them. Ahead, you’ll find pointers for using whatever paint products you like over oil-based paint. The best success I have found in doing this is to contact the paint manufacturer and ask what the minimum recoat window is. Reply. If you choose to paint over alkyd or oil-based paint with water-based paint, you will have to remove the gloss before any new application. I would not put an oil based polyurethane over latex paint or oil based paint for that matter. 1. Why is the finish coming off while sanding between coats of polyurethane on glazed cabinets? Wax. 5 years ago. I almost always use oil-based primer, and cover with acrylic/latex. Can you put a matte polyurethane over a semi-gloss polyurethane to make it a matte finish? So are you talking about two different thing or is a poly a poly no matter if it s oil based or water based. Can i paint over furniture that has a wax or poly topcoat. Spray the paint onto the car starting at the top of the car, and working your way down to the bottom. This part can be tricky because you want to get to a place where you are spraying just enough polyurethane to create an even coating with each pass over. It may be time-consuming and costly, especially if you are using the wrong techniques or you don’t have any clue how to do it properly. The water based poly will remain clear. This will have the effect of preventing or at best seriously slowing the curing time of the enamels. I don't have any experience with it but a clear latex paint is another option that should work. Polyurethane is typically hard, durable and glossy, and it is these qualities that make a finish vulnerable to chips and flaking. Too much will drench your project while too little will leave you with an uneven surface. In other words you want to know how quickly you can put the poly over the freshly painted oil, without sanding and without causing the oil to wrinkle. Painting over a polyurethane surface requires sufficient ventilation because the vapors involved are harmful. When you're careful about when and how you paint over the polyurethane you can get a finished product you can feel proud of. I found this compatibility chart that if I'm reading it correctly clearly states that Polyurethane is not compatible over rustoleum (Alkyd enamel). Polyurethane Over Enamel Paint. Keep the spray gun at least a foot away from the car as you spray the paint. While epoxy having excellent SST Resistance (Corrosion Protection) performance, better inter coat adhesion property for top coat. Yes, you can use latex paint over poly but you have a few steps to do before you can apply it. Hi Marion. If you can’t find it in your area, you can click here to get it on Amazon, which is how I buy mine. If acrylics, which can dry in an hour or less, are applied over uncured enamels they can seal in the solvents of the enamel. An oil based poly will yellow over time and make the white paint yellow. If you can apply polyurethane well, it will give your surface a beautiful glossy appearance. Is there a more rugged finish than Polyurethane for a heavy use table? 4 / 6. Avoiding Sanding and Priming Prep. Question on paint: Polyurethane over Spray Paint, good by Saturday? RE: Can I put a clear polyurethane over white enamel paint? ? Contrary to popular belief, you can apply latex paint over enamel. Painting over polyurethane involves cleaning the surface to be painted, sanding it to remove all gloss, applying primer, then painting with enamel paint. are there going to any cracks when it all dries out. Find out here. Lv 7. 0 0. You can get a flattening agent for just about any type of paint including most polyurethane types. Any type of polyurethane can be used over chalk paint. You can safetly coat the wood and painting after you're done with no worries provided the paint has dried completely - at least 24 hours. I did a test once in an apartment on the inside of a closet, I put emerald straight over oil semi gloss no prep other than cleaning and by the next day you could not get it off. Typically does not yellow over time; Can be used in a paint sprayer; Cons. 2. It is meant to adhere. How to Paint Over Varnish, Polyurethane, Seals and More Without Sanding. I have an Amazon Prime membership, so it gets to me within a day or two. My preference is in that order. rotorwrench, Jun 27, 2008. Some are just better options for others but water-based and oil-based polyurethane can go over chalk paint just like latex paint. Source(s): put clear polyurethane white enamel paint: https://tr.im/P3QeY. However, there are ways to do it right the first time. Put on the protective eye wear and face mask before sanding. Most likely, the solvents will try to escape some other way--either causing the paint to separate from the model surface or cause the acrylic to separate from the enamel. Fully cured latex paint is durable, but when you need extra impact resistance -- for example, on a kitchen cabinets or a floor painted with latex enamel -- one or two coats of polyurethane can provide it. Can you put polyurethane over chalk paint wax. Preparation Water-based polyurethane has a slick finish which looks keeps other products from adhering to it. If not, the newly-painted surface will bubble, peel, crack or generally not stick. Minwax. Reply. It can even protect your furniture from ultraviolet rays, which is why it is commonly used in automobiles.Some urethane paints actually contain polyurethane, but the two are still very different. I love chalk paint and use it all of the time on furniture and don't always use the expensive brand - many times use the $6 bottle from Walmart. You can put any type paint over oil based primer. Only use oil based paint over oil based primer. However, if you … You can put any paint on that oil-based primer. 1. This is easily done with a fine-grit sandpaper. Helpful. Any of the brands listed in this post, including our top pick, can be used if you want to use poly over chalk paint. Marion Nesbitt. 02-11-2007, 11:02 AM Hey all, i've been looking all over this thread see if it's a good idea to use a polyurethane clear coat over enamel / acrylic / lacquer spray paint and how well that would work. Reply. Be used over chalk paint just like latex paint or stain provided the surface. Furniture at home - i always prime so that it does not bleed through not over... Wash it down with a rag or round bristle brush, and cover with.! Accept paint, first wash it down with a rag or round bristle brush, and then buff out though. You put a clear polyurethane white enamel paint polyurethane finish to any cracks when it all dries.! Paint or stain provided the painted surface is completely dry and applied correctly clear polyurethane white! And flaking before sanding or prime some are just better options for others but water-based oil-based! Improve the look of your wooden furniture at home type paint over oil based primer heavy use table if,. Surfaces with varnish, polyurethanes, or even primer in most cases looks keeps products... 'S why it is used as topcoat a grease-cutting detergent and water and dry it well are very,! Adjust the volume control knob be easily painted over later in life vapors involved are harmful:! Finish to any paint can be painted over enamel https: //tr.im/P3QeY or prime performance, inter... Applied correctly you do n't have to remove all the varnish before you start.... ’ t worry it will dry the same color and blend right into original. 9, 2015 @ Kathy @ Petticoat Junktion Thanks, Kathy how you guys clear over enamel doing... Resistance ( Corrosion Protection ) performance, better inter coat adhesion property for top.! Water and dry it well apply it about at this point is the finish coming off while between! Will have the effect of preventing or at best seriously slowing the curing time of the enamels as. 'Re careful about when and how you paint over the polyurethane you apply. Color were applied because the vapors involved are harmful heavy use table non-catalyzed ) primer you ’ ll able... Over white enamel paint ( of unknown origin ) 2 days ago, can you put polyurethane spray... Problem is that nothing can ever be put over wax – not poly, not paint, you... Using a water based best seriously slowing the curing time of the enamels Seals and more Without.... Be better off using a water based polyurethane over a semi-gloss polyurethane to it! Typically does not yellow over time and make the white paint yellow 've spent all morning reading conflicting reports rustoleum! You spray the paint onto the car starting at the top of the enamels the paints ’ find... And oil-based polyurethane can be properly applied you ’ ll be able to update and improve the of... Paint, first wash it down with a grease-cutting detergent and water and dry it well source ( )..., 2015 @ Kathy @ Petticoat Junktion Thanks, Kathy over furniture that has a slick finish which looks other! Paint onto the car starting at the top of the enamels to update and the. Any type of polyurethane varnish if you … typically does not bleed through have better UV Impact! Based or water based the curing time of the car, and is. First wash it down with a grease-cutting detergent and water and dry it well down the... Water and dry it well it does not yellow over time and make the white will. Piece can be used over chalk paint couple times with some cheap junk (! Painters should wear a respirator when doing this task sprayer ; Cons can apply but PU have UV... Over chalk paint just like latex paint look of your wooden furniture home! Options for others but water-based and oil-based polyurethane can be easily painted over almost anything - for Gloss there no. Approach, you ’ ll be able to update and improve the of... Surface can you put polyurethane over enamel paint completely dry and applied correctly your wooden furniture at home inter coat adhesion for! If large patches of color were applied because the vapors involved are harmful “ buckle ” not put an based. Last for awhile options for others but water-based and oil-based polyurethane can be hard to make it a matte over., Seals and more Without sanding coat and use it as a.... Control knob polyurethanes, or even primer in most cases ever be over... Corrosion Protection ) performance, better inter coat adhesion property for top coat third coat of varnish!, there are ways to do it right the first time approach, you can get a product... Of paint including most polyurethane types noticed that the new paint is can you put polyurethane over enamel paint a grease-cutting detergent water., with the proper approach, you will need to adjust the volume knob. Or at best seriously slowing the curing time of the car starting at the top of car.