
Water based polycrylic over oil stain. A great finish to try is zar brand ultra max a waterborne oil modified polyurethane. While both polyurethane and polycrylic can be applied over water based or oil based paints and finishes you may find that polycrylic doesnt dry quickly over matte latex paint due to additives. When using an oil based topcoat over a water based stain or milk paint allow water based finishes such as hp topcoat to dry at least 24 hours before coating with an oil based product. Once again applying polycrylic over stain is the exact same as with applying it over paint.
Spray lacquer is commonly used on new furniture and in new construction. 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. Oil based over water based when using an oil based topcoat over a water based stain or milk paint allow water based finishes such as hp topcoat to dry at least 24 hours before coating with an oil based product other tips oil based finishes amber over time. When you try to smear polycrylic over red mahogany stain the polycrylic might move the pigment in the stain meaning one has to watch carefully how its applied.
Jim carroll explains why its not only acceptable to use a water based finish over and oil finish provided you do it correctly but that it can be the best solution when you want to bring out the natural character and color of the wood. Tips for applying polycrylic over stain. Can i apply water based polyurethane over an oil based stain. You should never put a water based finish on top of an oil based finish.
Other than that applying polycrylic over paint is the same as applying it on unfinished or unpainted wood. Using polycrylic is cleaner because it is water based and can be washed from the hands with soap and water. This is because the curing process for oil is polymerisation and polymerised oil is akin to resin. It might also take several days to lose the stickiness of the finish.
Do not use them over white or very light colors. Oil and water are not miscible products and this includes finishes with different bases. Some of these water based finishes are not for use over lacquer or shellac. Minwax polycrylic is not recommended for use on floors.