It flows on easily and is much easier to work with than oil-based varnishes, synthetic marine wood finishes, and even other waterborne marine polyurethane finishes. I think you would be much happier with the finishing work you do if you would invest in some spray equipment. This is an industry-wide issue and can happen right away, years later or never. One thing to note is that only the base color coat of the paint system is waterborne; all other layers, including the clearcoat, are still solvent based and sprayed in the normal way. Hence, your car paint appears new for a longer period of time. A clear coat layer gives protection from chips and scratches and helps your vehicle to retain its value. Some paints just dry slower than others. White paints, even if they did not yellow, require more coats and high-quality primers to achieve coverage. Spray a coat of clear top coat over the glaze. But the safest route is no use of topcoat over whites and light paint. Water-based top coats also dry quickly and can be used on bare, stained, or painted wood. You're alright to put a waterborne enamel over the oil based primer so long as it has dried well. The catalyst initiates a cross-linking reactions that makes the plastic coating very hard, and because water-based products dry clear, they protect painted surfaces without hiding the paint. Our water based Water Prime (tm) (and our MCU Aluthane (tm) above) are both great over epoxy and is a suggested tie coat over epoxy and under traditional enamel paint which can have 'drying' problems when applied over most epoxies. The sealer also protects surfaces from scratches, marks, yellowing and staining. In the UK, oil and solvent based gloss paints are still popular for doors, glossy woodwork finishes and furniture, due to its durability â so, if painting over gloss paint, you must use specific primers, like Zinsser Bulls Eye 123, which can then be painted over with a water based gloss. There is a little powder but the paint is gumming up into little rolls. Woodworking Myth: You should never put a water-based finish on top of an oil-based finish. If applied to countertops, allow 72 hours before normal use. Any clear coat can become reactive over wood substrates or existing finishes, causing tannin or dye bleed-though regardless of priming. Apply 2 or more light coats a few minutes apart. You could also add clear to the final coat of paint as long as they were made by the same company but a clear alone is more likely to peal on you. Kinder to the environment; These days, motor manufacturers often use a water-based color coat because they use fewer solvents and are therefore less damaging to the environment. When white paint sealed with a water-white topcoat is applied to something as unpredictable as wood, all bets are off and the reason for yellowing is often unknown. As an example, acrylic paints should not be used over oil-based paints. TotalBoat Halcyonâs advanced water-based formula is simple to use and very forgiving, producing beautiful, consistent, level results with just a foam brush. Deep clean with TSP before using water-based over oil-based paint. Let it dry a few days and use same primer and then oil enamel. VerticalScope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. After three days, the paint dried enough to sand out some of the rough spots and brush marks. Clear Coat is an eco-friendly, water-based top coat that will add durability to your furniture without the steep learning curve that comes with other extra-strong sealants.. How does Clear Coat differ from Tough Coat?. It still rolled up a little here and there but I think these were areas where the paint was a bit heavy. This process is great for antique effects or faux finishes that require a lot of glaze to be left on the surface. Proven, durable and brilliant, Auto-Air Colors are continually developed with the latest technologies and materials. As long as the oil-based sealer is well dried and cured you can apply a water-based sealer over it. Sold by danny-z I didn't even know you could get water-based enamel. There is no way to reliably predict yellowing ahead of time. Since 1980, you have not heard of water base enamel.? Yeah. The sheen of the clear coat you use determines the final sheen. Always include a clause in your contracts addressing the need for additional coats to achieve coverage. I checked the label on the paint can and it doesn't say anything about weather the paint is water based or oil based. Auto-Air Colors is the largest, most progressive VOC compliant custom automotive paint in the world. If it seems like the top coat just isnât going to work, you can apply a different top coat. Every tree is different; every piece of wood is unique. But white and light paints can react if clear coated with a waterbased finish; water-based topcoats are reactive and may draw out substances in the wood such as tannins, dyes or unknown substances in existing finishes causing the topcoat to yellow. I wanted to coat over it with something clear that would seal the small cracks and keep water from getting down to the plywood underneath the enamel paint so the sign could be used for a few more years. It has very little odor, is non-flammable, cleans up easily with soap and water, and can be recoated in only 2 hours. I would go over the clearcoat with 220 grit sandpaper to rough it up slightly â clean it off and then apply a thin coat of Polycrylic. Last time I used Rust-Oleum water-based matte polyurethane. Clear Coat High Gloss Oil-Based Acrylic Topping Over Solid Sealer. Every existing finish is different and we rarely know the finishing provenance on a previously finished piece. As is true of most "water-white" topcoats, General Finishes water-based topcoats dry clear over non-reactive substrates, such as plastic or metal, except General Finishes Enduro-Var, which ambers. I needed to just put a clear water-based polyurethane over the paint. I have never used Dixie Belle products, but it should be fine since they are both water-based. All bright white paint will yellow slightly with time, even without topcoat. Hand sanding with 330 It produced a decent amount of powder and I was careful not to apply too much pressure. Auto-Air Colors⢠is the pioneer brand of water-based, custom colors and airbrush paints. 2k solvent clears work just fine over properly dried water based paints. Sold by Exterior Performance Coatings, Inc. ... "krylon water based acrylic clear coat" & marketplace (31) Only. Just got off the phone from Minwax/Helmsman. But the safest route is no use of topcoat over whites and light paint. As all of our white pigmented paints are self-sealing and do not require a topcoat, we warn users as follows: CAUTION: Do NOT use any water-based clear coat over bright whites such as GF Snow White Milk Paint, or GF White Poly as it may cause yellowing. Minwax ® Polycrylic ® Protective Finish is a crystal clear, fast-drying protective topcoat for use over bare wood, oil- and water-based stains, paint and wallpaper. After final coat, allow 24 hours before normal use. The best type of paint to be used over a clear coat would be a glossy or semi-gloss latex acrylic paint, which can be wiped clean easily, are stain and dust resistant, and have a ⦠Lighter-colored paints may alter slightly with a topcoat application, but the color shift is less noticeable. You just have to be patient and allow it to dry. I'm sure you see cars every day with the clear pealing off. You're not suppose to put an oil based enamel over a waterborne paint. Water Based Helmsman® requires a third coat - repeat step 6 before application. Always prime white paint with a paint system: Gf recommends either 2 coats of Stain Blocker or White Undercoat. Most bright whites require additional coats to achieve the desired color and minimize color variation. I'm not sure how I am ever going to get a decent finish on this if I can't sand in between coats. Weather can have a profound affect on the drying time too. *How Do I Prevent Light Colored Paint from Yellowing When Applying Water Based Topcoat? Nancy â Thank you for your inquiry. Oak, pine, mahogany, and Douglas Fir are particularly prone to bleed-through. Come join the discussion about shop safety, wood, carpentry, lumber, finishing, tools, machinery, woodworking related topics, styles, scales, reviews, accessories, classifieds, and more! Throughout all of our testing, General Finishes water-based topcoats are clear drying over a non-reactive substrate such as plastic or metal but when applied to something as unpredictable as wood, it is best to play it safe. You have probably tried to touch up white woodwork in your home after several years and noticed that the new paint is brighter. Moderate Protection. To reduce the occurrence of yellowing, we formulated Stain Blocker, a chemical stain and tannin blocking primer, and Brushable White Enamel. We offer three types of self-sealing pigmented paint. Wood can bleed tannins immediately after the topcoat dries or months later with a change in temperature that comes with a change in seasons. Oil and water are famous for repelling one another and not mixing. In-store: set your location. Note: For exterior surfaces or for previously unfinished wood, four coats are recommended. Oil-Based Clear Coats Well, I much prefer a true satin or matte finish, but having gone through this before, I knew exactly what I needed to do. I think you can put Polycrylic over the clear coat, but I would test it on an area that is hidden first. A forum community dedicated to professional woodworkers and enthusiasts. I would just use the correct enamel for your needs and be done with it. Drying time is considerably shorter in comparison to solvent based paint which can take as long 16 â 24 hours. TIPS FOR PROTECTING YOURSELF AND PREVENTING YELLOWING, IF YOU ARE A PAINTING PROFESSIONAL, DO NOT CARRY THE COST OF WHITE PAINT YOURSELF – include the cost of the increased labor for applying white paints with a fair, reasonable upcharge. Varathane is a water-based polyurethane sealer that adds shine to wood and latex-painted surfaces. Most manufacturers now use water base color coats and these require a clear coat ⦠See our video: http://bit.ly/GFVideoHowToAchieveBrightWhiteFinish. Scuff the first coat of clear, and spray final coat. In addition, shallow surface defects and spotting caused by acid rain can be buffed out without damaging the paint, if the car is protected with a layer of clear coat. Well I seem to be in a bit of trouble. From contributor O: To answer your question: yes, you can use water base (Crystalac or Target/Oxford USL) to topcoat Moore latex paint. If your white cabinets have yellowed, we recommend prep cleaning and scuff sanding, applying a coat of General Finishes Stain Blocker primer, finish sand and recoat with another coat of paint. After sanding, banish dirt and grime, which can also reduce the adhesion of water-based paint, from the oil-painted surface. I recommend wiping the previous sealer with a solution of water and denatured alcohol to clean the surface, then lightly sand with 400-grit paper â followed by one more cleaning with water/dna solution. Rainguard Cool Coat Heat Reflective Paint Clear 5 Gallon. All of GF's white paints do NOT require a topcoat. ... Eagle 5 Gal. I did not read The Whole Thing up there ^^^^^^^^^. It therefore forms a weak bond with acrylic paint if the paint is applied on top of the oil paint. Wattyl Estapol Interior Water-Based Xtra Clear is a quick drying, low odour, clear finish designed for use on interior timber. I put on the first coat of enamel today and when cleaning up, I was amazed to discover that the paint was water-based. Luckily, there are ways around this when it comes to applying finishes. It has been two days now and the surface still won't produce a decent powder when sanded with 330 grit. As all of our white pigmented paints are self-sealing and do not require a topcoat, we warn users as follows: CAUTION: Do NOT use any water-based clear coat over bright whites such as GF Snow White Milk Paint, or GF White Poly as it may cause yellowing. I have a yard art sign whose paint has cracked in a few places after several years outside. To prevent wrinkling, spray light coats within an hour, then let dry for 48 hours before applying a topcoat. 7. For the most part it's from waterborne finishes. Clear Coat is ultra low VOC, easier to use, and has even less odor. It was fine, but I ⦠This floor finish is suitable for use in factories, warehouses, workshops, showrooms: anywhere durability and easy maintenance are important. The benefits of using water based paint. Watch "How to Get a Bright White Finish" to learn more, America's leading manufacturer of innovative water-based finishes. The oil based finish dries harder than the waterborne paint and is inclined to crack with using a waterborne paint as a base. 2. 6. If you already laid down a water-based finish and decided to go for an oil-based one, do not fret. Manufacturer Account Custom Coatings Registration Form, COMPARE Paints, Glazes & Pigmented Topcoats, COMPARE Primers, Sanding Sealers & Undercoats, Water Based Paints, Glazes and Pigmented Top Coats, Enduro Ready to Match (RTM) Water Based Stain, Fill Sticks -NEW Assortment Pack of 15 Color Groups, Touch Up Markers - NEW Assortment Pack of 15 Color Groups, Water Based Paints, Pearl Effects & Glazes, High Performance Polyurethane Water Based Topcoat, Fill Stick and Touch Up Marker Assortment Pack, White Poly Pigmented Topcoat Product Overview. What I wouldn't like is putting a clear over the enamel. If the rustoleum topcoat is a wax, you will need to remove it entirely with mineral spirits before applying a different top coat. Well I am feeling a bit better about this. Water-based clear coats are easy to clean up, have low odor and the finish is much less likely to change over time. If it is water-based, you can apply a different water-based top coat (like GF high performance top coat) right over top of it. Apply second coat. JavaScript is disabled. Jim Carroll explains why itâs not only acceptable to use a water-based finish over and oil finish â provided you do it correctly â but that it can be the best solution when you want to ⦠I made an armoire and a changing table that have survived three babies' worth of diaper changes and the clear gloss over white paint held up just fine. This is mainly because the drying times of water-based products and oil-based products are different. Topcoat is perfectly fine over darker colors. Spray in a steady back-and-forth motion. More, America's Leading Manufacturer of Innovative Water-Based Wood Finishes. I would consider just switching to Oil Base enamel at this point. Can be used on bare, stained, or painted wood. Unfortunately, when many do-it-yourselfers apply polyurethane over a water-based latex or acrylic paint, they end up with rampant flaking. It needs warm dry air to make it cure right and it's important you do let it dry before proceeding or you will have a soft base that will damage easier. The water-based enamel (semi-gloss acrylic) doesn't seem to want to dry. You shouldn't be using anything "oil based". It is a tough, non-yellowing coating which dries to a completely clear finish. An oil paint may feel dry, but actually continues to cure over several years. This can increase the cost of paint finishing. A polyurethane finish can prolong the life of paint and prevent ultra violet rays from causing it to fade. Whites have a lower “hide” quality and are more transparent than other colors. What Steve said +...I would consider just switching to Oil Base enamel at this point. 2- to 3-inch polyester paintbrush. 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Your needs and be done with it it 's from waterborne finishes say anything about weather paint... Up with rampant flaking ) does n't seem to be left on the surface better about this and... Waterborne finishes reliably predict yellowing ahead of time tannin or dye bleed-though of!, clear finish or oil based '' any volatile organic compounds based finish harder. Or white Undercoat paint may feel dry, but i think these were areas where the paint can and does! For Exterior surfaces or for previously unfinished wood, four coats are recommended 's and... Water-Based sealer over it Gloss oil-based acrylic Topping over Solid sealer has been two days now and surface... Painted wood paint dried enough to sand out some of the oil based primer so long as the oil-based is! Latex or acrylic paint if the rustoleum topcoat is a quick drying, low odour, clear.... Than the waterborne paint as a Base marks, yellowing and staining enamel at this.. They did not yellow, require more coats and high-quality primers to achieve the desired and...