Water based polycrylic over oil stain. As with any product that needs to be applied with a brush it is important to get the technique right. Do not use them over white or very light colors. 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. Minwax polycrylic is not recommended for use on floors.
It might also take several days to lose the stickiness of the finish. Once again applying polycrylic over stain is the exact same as with applying it over paint. Some of these water based finishes are not for use over lacquer or shellac. A great finish to try is zar brand ultra max a waterborne oil modified polyurethane.
Other than that applying polycrylic over paint is the same as applying it on unfinished or unpainted wood. You should never put a water based finish on top of an oil based finish. On the other hand polyurethane is oil based and harder to clean up after use. Using polycrylic is cleaner because it is water based and can be washed from the hands with soap and water.
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. Oil and water are not miscible products and this includes finishes with different bases. Can i apply water based polyurethane over an oil based stain. 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.
If you wait for the oil based stain to properly dry cure its no longer oily. This is because the curing process for oil is polymerisation and polymerised oil is akin to resin. Just make sure that the stain is completely dry and that you have a couple of layers of it. 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.