Enter the correct numbers into the field below: A personal "member history" that displays your posts at WOODWEB, Your forms at WOODWEB will be filled in automatically. Messages should be kept reasonably short and on topic, relating to the focus of the forum. Most professionals agree that water-based varnish is the best product to use over paint. Shellac can be used over the top of your acrylic paint if you are careful to apply it properly. Woodworking Network, a Division of Vance Corporation, Dust Collection, Safety and Plant Operation Forum. It worked out well. Can I put a clear top coat of lacquer or shellac over acrylic paint. Lacquer works fine over latex paint...just be sure you use the flat version...not gloss, gloss will create a harder surface that the lacquer can crack over, i have done it for years and never an issue, and use the paint basically as you have, as a stain, to understand , latex paint and waterbased stains are about one in the same, apply a thinned coat, let it dry ,scuff sand it with about 320 to deburr … If you are using white then you will get yellowing and a green tinge if you put much clear on. It ranks low on the scale of durability and resistance to spills. For the black I would use black lacquer. There are risks to spraying any type of solvent lacquer over any existing, and older, paint or finish. Maybe water based lacquer, but definitely not solvent based lacquer. Just be sure to sand before coating with clear precat. Subject lines should provide an indication of the content of your post. Excessive forum participation by an individual upsets the balance of a healthy forum atmosphere. I would be sure and let it cure. It seems that would be the best of both worlds. A Thread Related Link that directs visitors to an area with inappropriate content will be removed. Individuals who excessively post responses containing marginal content will be considered repeat forum abusers. Latex paint over old lacquer surfaces. Inappropriate links will be removed without notice, and at WOODWEB's sole discretion. Can you lacquer over acrylic paint? Messages that accuse businesses or individuals of alleged negative actions or behavior are inappropriate since WOODWEB is unable to verify or substantiate the claims. I am spraying furniture etc for customers now at the store and I much prefer spraying lacquer to using latex or acryllic. We have done quite a bit of lacquer over acrylic paints,use it for cabinets,with a decorative glaze in the detail then put lacquer over it. You are not logged in. Considering this, can you put lacquer over gloss paint? "Cross posting" is not permitted. There must not be any humidity when spraying it. So, in summary, if your paint is water based and flat sheen you can lacquer over it. Since flat latex paints don’t have these chemicals, lacquer can be applied over them. WOODWEB is a professional industrial woodworking site. Yes, you can use ALL 3 types of primers over or under latex and oil based paint. Then, add Oil Bond directly to your paint using a clean bucket. P80 grit sandpaper is fairly coarse s… Even some of the best painters that I know have had problems using laquer, so why bother. Lacquer thinner may remove latex paint. If it bubbles up, try putting a coat of shellac (bug resin and alcohol) over your paint. This is because paints considered matte, satin, semi-gloss or gloss ALL have elasticizers mixed in that causes the paint to get that sheen to them. 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.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. Participants are encouraged to use their real name when posting. Trying to repair and re-lacquer them is really not an option. General rule of thumb in finishing is to never put a harder finish over a softer one. Details and inside corners are difficult to cover with any paint color, but this property tends to be more noticeable with whites. I had success with this as long as you put a light seal coat on first, real light, then slowly build from there, If not you will get crackling. Acrylic latex paint is an acrylic finish, but it won't soften when you spray lacquer on it. (, Thread Related Links posted at WOODWEB's Forums and Exchanges should point to locations that provide supporting information for the topic being discussed in the current message thread. I used to do this for the reasons you have, now I only use lacquer. Two options, black vinyl sealer or black precat. Just put a little on a cloth and rub it into the surface. Advertising is inappropriate. Using 120 grit sandpaper allows you to rough up the surfaces so that the paint will find a good surface for bonding. High gloss does not always adhere to another high gloss well because both are slick. I want the maple to be opaque black. I have also opened a paint store and I carry all Pratt and Lambert products. Alternatively, I thought to use a shellac over the paint as a “clean slate” for the lacquer. This step is actually the single most important part of the whole process, so it’s well worth applying yourself to creating a suitable application surface if you want to achieve results that will last and look professional. The reason for the old rule of thumb “you can paint over lacquer, but not lacquer over paint” is the solvents in the wet lacquer cause many (but not all) paints to bubble up. I was trying to remove some scuff marks from a latex painted door (Behr paint and cured for years) with lacquer thinner. First determine if the paint needs to be thinned. I have been finishing with Chemcraft WB now for several years. Further, lacquer is not the best choice for a table top. This will lay a first layer of velcro-like surface on which the paint will stick. You can shellac over paint and lacquer over shellac. Lacquer can be over-coated with other lacquer, paints, or enamels and acrylics. That is the safest method. I can't think of any finish softer than latex paint. Laquer is a paint that can blush when sprayed in a climateless controlled area. The purpose of WOODWEB Forums is to provide answers, not to serve as an advertising venue. Touch the lacquered woodwork to determine its sheen. The problem is the lacquer thinner in the lacquer. Over the years, the surfaces have gotten badly scratched and dinged. If you happen to be doing black the water base clear will make it look blue in the light even after it’s dry. Donning a dust … Yeah, maybe not the ideal process and Im sure people will chime in over it but the samples I did were fine and still are after a seasonal change. Would this work? The two easiest ways to avoid problems are to spray se Lacquer paints dry to a hard shell, leaving a very thin paint film. Or oil based paint on latex or shellac primer? If the surface is shiny and feels slick to the … Some glossy surfaces will benefit from sanding first. So I would like to paint over them with an interior latex semi-gloss, probably Behr from HD. Instead, the lacquer remains on the paint as a surface coating. One other issue I had was with latex it was real easy to get a fingerprint in it because it stays tacky for so long then clear over it, and find it later. Messages requesting private responses will be removed - Forums are designed to provide information and assistance for all of our visitors. I recently did a distressed paint finish where the piece was stained, painted with a flat paint, rubbed through, thin coat of lacquer, glazes, then another coat of lacquer. One bottle of Oil Bond treats two gallons of latex based paint. June 7, 2011, KnowledgeBase: Finishing: General Wood Finishing. (, Subject may be edited for length and clarity. But when I went to SW and spoke with their technical support, they highly discouraged this. They used to say you can put anything over lacquer but you can't put lacquer over anything. I have a twenty-five year old home with many doors and trim that were originally stained and lacquered. Even hardened stains on doorknobs or similar surfaces can be removed when applying a little lacquer thinner. The only exceptions are the. It is a commonly held belief that oil-based paints don’t mix well with other types of paints; however, at the same time, it is also said that it is perfectly okay to use latex paint over an oil-based primer. (Finishing Forum) The higher the gloss on the latex finish, however, the slicker the surface becomes. Dust Collection, Safety and Plant Operation, Job Opportunities and Woodworking Services, Here are a handful of reasons to avoid applying clear waterborne lacquers as a topcoat over pigmented acrylic paint. Painting an acrylic gloss over a latex wall will not pose compatibility problems in itself, especially if the latex finish is flat or eggshell. I also opted to coat after assembly rather than before and then tape off. Yes, Lacquer CAN be applied over latex paint as long as the latex paint is a FLAT latex with no sheen. Forum Responses The reason for this process was the client wanted a hand painted(brush stroke) look. My problem is that I do not have the capacity to do color matches in the lacquer line at my store and the time/shipping costs really take the fun out of the use of lacquer. I am doing a frame and panel table top. Sapele veneer on the panel and a solid maple frame. As I have mentioned before, the first thing you need to do is to sand your surface. If so, sand just that spot and spray a coat of lacquer over it. I went with black lacquer primer and then black lacquer before the precat. This means that if you have spots of paint from drips for example, you can quickly clean them away using lacquer thinner. A valid email return address must be included with each message. If no problem, you are good to go. Lacquer can cause the paint to bubble or crack due to the very hot solvent that is a part of lacquer. Is that specific to SW brand pre cat? Due to the stretchy nature of latex paint, an oil-based alternative won’t adhere properly if it is applied directly. Contact WOODWEB for more information on initiating a survey. Lacquer can cause the paint to bubble or crack due to the very hot solvent that is a part of lacquer. (. The good news is that you can apply several different types of finishes over top of the acrylic paint to make it more durable and add a sheen. I am spraying furniture etc for customers now at the store and I much prefer spraying lacquer to using latex or acryllic. FAQ about paint primers. I don't think any finish supplier would tell you to go over latex paint with lacquer. This is the acrylic craft paint like you can buy at Wally World. WHAT YOU NEED TO KNOW ABOUT WHITE PAINT: Bright white paints can yellow over time with or without topcoat. Not exactly your question though. Determine if thinning is necessary. The underlying finish or wood species can affect the final color of light paint. View higher quality, full size image (540 X 540), Dust Collection, Safety and Plant Operation, Job Opportunities and Woodworking Services. WOODWEB reserves the right to delete any messages with links or images it deems inappropriate. Question from a Student: For high traffic areas, does it make any sense in spraying a protective lacquer finish, after applying the Linseed and Tung Oil finish. Consider these WOODWEB Member advantages: To receive email notification of additions to this forum thread, FORUM GUIDELINES: Please review the guidelines below before posting at WOODWEB's Interactive Message Boards, The name you enter in this field will be the name that appears with your post or response (, Personal or business website links must point to the author's website. I was amazed how easily the latex paint was removed. Solvent based will act like paint stripper over latex paint. Responses should relate to the original question. Intentionally using another persons name is prohibited, and posts of this nature will be removed at WOODWEB's discretion. That is the safest method. I don't think any finish supplier would tell you to go over latex paint with lacquer. What kind of success/failures have you experienced in laying a cost of WB lacquer down over a Paint base? Interestingly, though, on the other hand, you can’t use oil-based paints over latex paint.. Choose the best forum for your question, and post your question at one forum only. Comments, questions, or criticisms regarding Forum policies should be directed to WOODWEB's. Got a spot where you can test? From contributor M: It bonds well and although lacquer isn't as flexible as acrylic-fortified latex, it doesn't crack except under extreme fluctuations in temperature or humidity. Varnish can be used to protect, preserve, and enhance paint. Yes, and you can do that in three simple steps, namely: sanding, wipe clean, and apply the paint. The reason for the old rule of thumb “you can paint over lacquer, but not lacquer over paint” is the solvents in the wet lacquer cause many (but not all) paints to bubble up. I have read (in Knowledge Base) here that I can use a flat latex paint for the border and lacquer over that. Waterborne Lacquer over Paint Here are a handful of reasons to avoid applying clear waterborne lacquers as a topcoat over pigmented acrylic paint. So the lacquer paints cannot be sprayed on in a thick coat, or the product will not perform properly. That’s why it’s important to remove as much of the latex product as possible. Polyurethane can be oil- or water-based, and you can use either kind over latex paint; however, oil-based polyurethane tends to yellow as it ages, whereas water-based varieties stay transparent. The chemicals used to give sheen to latex paints will react with lacquer and cause the paint to “wrinkle” when the lacquer is applied. Private response requests are appropriate at WOODWEB's Exchanges and Job Opportunities and Services. Can I used latex paint over shellac or oil based primer? Question Subject lines may be edited for length and clarity. Posts with the intent of soliciting answers to surveys are not appropriate. With all the modern advances in coatings -- polyurethane, shellac, urethane, or varnish -- some confusion about formula is to be expected. When you spray lacquer over a solvent-based acrylic finish, they combine to form a hybrid film, even if the acrylic is pigmented to form a paint. Can You Apply Latex Paint Over an Old Lacquer Surface? I recently did a distressed paint finish where the piece was stained, painted with a flat paint, rubbed through, thin coat of … Hobbyist and homeowner woodworking questions are inappropriate. To all who are interested, Why spray laquer paint over anything anymore. For these reasons, lacquer is a good undercoat for any other paint product. A wet application can cause many paints and finishes to wrinkle or blister, even an old coat of lacquer itself. WOODWEB reserves the right to delete any messages with links it deems inappropriate. Responses that initiate or support inappropriate and off-topic discussion of general politics detract from the professional woodworking focus of WOODWEB, and will be removed. The other way around is ok, though. David’s Answer:. I am planning on doing a pre cat lacquer clear over everything. For some reason different colors are worse than others. Yes, you absolutely can paint over varnish with latex -- provided you properly prepare the surface first. You cannot paint latex straight over lacquer,have to prime with lacquer undercoat. It is the nature of oxidation. For the black I would use black lacquer. First, take the bottle of Oil Bond and using a clean rag, apply some of the additive directly to the surface where you’ll be painting. 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