Stain-blocking primers can be oil or water based. I think the answer is yes. These waterborne alkyd paints offer the superior performance of standard alkyd paint, with virtually no solvents and far less VOCs. If you are dead set on painting over with latex paint, you will need to paint a layer of primer first to increase the likelihood of paint adherence. Most primers will exhibit some stain covering capacity, but by selecting a primer that highlights that ability in its name or high on its list of features, you will get the benefit of maximum hiding power. Alkyd based primers are also better suited for areas that need to be sealed prior to coating, such as areas that are saturated with grease, nicotine, soot, glue, food residue, heavy crayon markings, and pencil or Sharpe markings. * If the paint softens and is easily removed, then it is a latex paint. Don’t Use As A Primer... Never use a flat latex paint as a primer under eggshell paints. A premium quality alkyd primer is a universal favorite when a quality under coater, sealer and stain blocking primer is needed. Latex is a superior finish to oil for a topcoat. With primer paint solutions for most surfaces - from drywall to the kitchen and bathroom - KILZ® primers help block stains, seal orders and have a mildew resistant finish. A: Put some denatured alcohol or fingernail polish remover on a cloth and lightly rub it on an inconspicuous test area. Reasons to Use Latex Paint over an Oil Primer. Come join the discussion about tools, projects, builds, styles, scales, reviews, accessories, classifieds, and more! For a better experience, please enable JavaScript in your browser before proceeding. Reichhold has previously presented research describing the polymer design and coating formulation of alkyd latex direct-to-metal primers. The solvent for both latex and waterborne alkyd paints is water, but these two paint types cure in very different ways. It will also lay down smoother and not lift the grain. Latex paints are good for wood, vinyl sidings, brick, stucco and aluminium sidings. Alkyd paints can be used in most of the surfaces but for a new stucco or concrete, it should not be directly applied. If latex is the chosen final product, is the surface then, in the future, only to be painted with latex products? However, the paint rep for Benj Moore (who seemed a bit more knowledgeable in general), said that since it is cedar, it needs to be sealed with an Alkyd stain blocking primer first to prevent tannins from leaking through, but then we can paint over it with the latex paint. Common Rules for Choosing an Alkyd Primer Conventional alkyd paints dry by solvent evaporation and cure by oxidation in approximately five days to a hard, glossy finish that is simply unmatched by latex paints. Latex or oil-based primer-sealer can be used under latex paint. What Does EPDM, TPO, and SBS Stand for in House Roofing? Advantages and Disadvantages of Sealing Asphalt Driveway, List of Heavy Equipment You Will Need for House Renovations, The Hidden Problems In Old Homes and How to Deal With Them, https://www.hunker.com/13418756/how-to-remove-primer-from-wood, How To Remove Black Stains From Hardwood Floors (10 Effective Ways). As an Amazon Associate I earn from qualifying purchases. When used on wooden surfaces, oil-based primers prevent the wood from releasing tannins and bleeding through the surface of the latex coat. 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. Galvanized Metal Primer – Galvanized metal, gutters and flashing, require special care before painting, this includes the use of a alkyd primer designed for galvanized surfaces. Bashing my head against the walls in some of the internet's finest chat rooms. A forum community dedicated to Do it yourself-ers and home improvement enthusiasts. KILZ Adhesion High-Bonding Interior Latex Primer and Sealer. Latex is cheaper than acrylic paint. Flat paints have a high pigment to resin ratio and are very porous. KILZ 2 ALL PURPOSE primer also blocks light to medium stains and provides a mildew resistant coating. JavaScript is disabled. It can be used over oil or latex paint and performs equally well under all Benjamin Moore architectural finish coats. If you're using a latex paint over an alkyd primer or vice versa, the improvement in adhesion is entirely because of the larger surface area of the primer than a smoother substrate would have. It penetrated deeper than latex, is more duarble than latex and will stop wood bleed where latex won't. Product Manager and PPG Paint Specialist: Usually, a quality latex or water-based paint will be sufficient to fulfill your painting needs. Let’s Discuss This Here. If oil is used as a primer the thought is wood will absorb the oil and kinda "condition" and seal it. (Due to differing expansion qualities of the two coatings.) Another difference can be seen in the odour. Here is What we Think. Water Based Acrylic Alkyds. Good idea? Back in the day, an alkyd undercoat such as a product approved under MPI #46 was the traditional choice for a bonding primer/tie coat over the alkyd. How Long Does It Take Primer to Dry (Latex or Oil Based)? Scrape rusty areas clean before application. Finish coatings, used over this primer include latex, alkyd and alkyd/oil based paints. I'm presuming you mean he intends to use an oil based solid stain on his cedar rather than what? either latex or alkyd may be applied over alkyd primer. In 1941, Sherwin-Williams introduced Super Kem-Tone, the world's first latex house paint. Oil based paints are always better for exterior. Wrong! One drawback of latex paints is that they can end up swelling the grains of wood. Just thought I would mention that some exterior Alkyd primers have a "Critical Recoat Time" in which they MUST be topcoated (usually with water-base paint), or there can be nasty issues down the road with adhesion. New Look, Same Trusted Formula, KILZ 2 ALL New Look, Same Trusted Formula, KILZ 2 ALL PURPOSE 5 Gal. There are no teeth involved. Alkyd-oil primers are recommended, but one may choose a high-quality latex primer as long as it contains stain blockers. Interior stains and odors. Do Duct Booster Fans Really Work? Nowadays MPI #69 solvent-based bonding primer, or the more popular low-VOC alternative MPI #17 waterbased bonding primer are used, followed by two coats of the new latex topcoat. If you are rolling paint, overprotect areas you do not want to be painted, including your hands and arms. Alkyd paint that hasn’t yet cured, on the other hand, can safely be painted with either alkyd or natural oil-based paint without fear of cracking the top coat. You can also apply it over unfinished wood. Because of alkyd paint’s glossy surface, there is not enough texture for a new layer of paint to hold onto. Read About the Implications Here. Do Vent Filters Really Work? The Vinyl-acrylic is the cheaper option of the three, and is best for interior usage, especially the walls. It’s easier to apply latex paint to a surface and it dries a lot faster. If you want to use latex paint over alkyd paint, you must prepare the surface beforehand and apply primer. Latex paint isn’t quite as durable as many types of alkyd paint. Benjamin Moore Advance Interior Satin Paint. You can find other great brands such as Sherwin Williams, or international brands that also make these three types of primers. Alkyd Industrial Oxide: Alkyd Primer-White: Alkyd Semi Gloss Rust Preventative: Alkyd Stain Killer-White: Aluminum Paint: Hide 'n Seal: Latex Bases: Latex Exterior House Paint: Latex Semi Gloss: Latex Stain Killer-White: Mildew Blocker: Shopcoat Red Metal Primer: Stain Killer Primer Sealer Shellac Based: Traffic Paint: Latex High Gloss This oil base primer etches the metal surface providing maximum adhesion for the finish. Masonry Primer. High gloss paint is often the go-to product when it … Latex paint is easier to clean up with just soap and water. I've read that it is not acceptable to paint alkyd over latex but, either latex or alkyd may be applied over alkyd primer. Oil-based paint is more durable, but it takes longer to dry, and cleanup requires turpentine or paint thinner (mineral spirits). We decided to use the same brand for clear comparisons. Clever Tips to Make the Most of Your Hallway, 6 Kitchen Appliances to Streamline your Meal Preparation. Stain blocking primer. Comparison of water based vs shellac vs oil based paint primer. Can be brushed, rolled or sprayed and top coated with either a Alkyd, oil base, or Acrylic, Latex, finish. Originally published in PPC Magazine. Apply a stain-covering alkyd primer over the affected area, using a disposable paint brush. When should you use Latex vs. Oil paint? Use oil-based primer-sealer beneath alkyd paint and for severely chalked surfaces that cannot be thoroughly cleaned. Furthermore, alkyd paint retains its sheen for much longer than other types of paint. If latex is the chosen final product, is the surface then, in the future, only to be painted with latex products? However, when you use it over an oil-based primer, the latter prevents it from ruining the surface, given that you sand it properly. TIP: Pam says, “Oil or alkyd paint tends to spatter more than latex. This will increase your painting time, but worth it if … As we said earlier, this is an advantage if your painting a small area like a bedroom or bathroom. Oil will sometimes do that but that is just due to it soaking in, which is what you want. | Privacy Policy | Contact | About | Terms of Use | Disclaimer/Disclosure | DMCA Notice | Amazon Disclaimer, I may earn a small commission if you buy through the links in this website. Alkyd-modified latex The 100% acrylic latex has a reputation as the performing type of the three thanks to the fact that it binds so well to the surface and, above all, retains good color. If the paint does not really seem to be affected by the test, it is typically an … Interestingly, though, on the other hand, you can’t use oil-based paints over latex paint. Helping You to Do It Yourself! Your email address will not be published. Excellent adhesion and sealing for interior surfaces; Excellent hide; Stain blocker Sign In to order online Compare | Coupon | Data ... Multi-Purpose Interior/Exterior Latex Primer/Sealer. IN THE BEGINNING, all ready-mixed house paints were oil-based. Can You Burn Pressure Treated Wood? For best results, fresh siding should be pre-primed on all six sides with a stain-blocking primer and top coated with 100-percent acrylic-latex paint. Latex Primer: Good for Drywall, that's about it. From then on, painting contractors had a choice between oil-based alkyds and waterbased latex coatings. The latex paints are smoother and they drag very easily on the surface. I personally will only use Oil on bare wood. JMO, I've read that it is not acceptable to paint alkyd over latex. Alkyd paints are thick and provide a durable coat over any surface. Alkyd paint is more common because it is less expensive and tougher. Extreme Block Interior/Exterior Stain Blocking Alkyd Primer. (Previously KILZ 2 Latex) is a fast drying, water-base, multi-surface primer, sealer and stain blocker with excellent adhesion, sealing properties and very mild odor. Alkyd primers are better suited to address areas that have deep stains that need to be covered or blocked. This makes alkyds well-suited for interior trim, doors, cabinets and other high-use areas that require smooth durability. If you have multi layers of build up though I wonder if oil even has a place. http://web.mst.edu/~wlf/CHEM381/chap33.html, VerticalScope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. 5 Star rating out of 5. Alkyd flat 19.9 Latex flat 27.0. … Alkyd paints are much more brittle than Latex … There are several reasons why it is a good idea to apply a masonry primer before paint. Water based primer ( aka Latex Paint Primer ) We used Zinsser 123 water based primer. Paint metal surfaces to stop rust from starting and prevent existing rust from spreading. If there is a critical recoat time, it will be spelled out on the can. Sign In to order online Compare | Coupon | Data Sheets. Oil-based paints are made with either alkyd (synthetic) or linseed (natural) oils. Due to the strong adherence of the resin binder, you can actually apply alkyd paint over a latex paint. However, in some circumstances, an oil or alkyd-based paint may also be used. This primer is used on woods prone to extractive bleeding, such as cedar and redwood, and must have bleeding resistance when applied to dry (less than 15% moisture content) wood substrates. An exterior latex paint? Nestor, So my neighbor who is staining his neglected cedar sided home said he was going to use oil stain(alkyd), not acrylic latex. So the paint manufacturers have developed new, faster-drying technology in both oil and latex-based products that dry quickly yet still aid in the proper adhesion of your paint topcoat. Here are a few suggestions and some strengths and weaknesses for both. 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