Zinsser's primers (BIN, 123 and Cover Stain) all say in their technical docs that they can be painted over with any water-based or solvent-based topcoat. But they never actually use the word “undercoat”; they only describe themselves as primers.Similarly one may ask, can you paint emulsion over Zinsser BIN?
Yes you can paint over that - just make sure it is properly dry. Also if you are doing two coats over it make sure you also leave a good amount of drying time between. BE123 seems to slow the drying process a little and you will find the paint dragging if you try and second coat to soon.
Also Know, can you put water based paint on oil based primer? However, water-based primers are fine for areas that get less use or contact, such as crown moldings. And, he said, a water-based paint can generally be used over an oil-based primer, but following manufacturer directions is the best course.
Keeping this in view, can you paint water based paint over shellac?
>> does the shellac have to be dewaxed to paint over it (she didn't say what kind of paint)? No, if oil based paint is used. Yes, if waterborne paint is used.
What is the difference between Zinsser BIN and Zinsser 123?
BIN is solvent (methylated spirit) based, 123 is water based both are good stain blockers but BIN is better for resin (knots etc) only for spot priming when used outside (no idea why I painted a whole stack pipe in it no problem) while 123 is for large areas.
How many coats of bin primer do I need?
Very porous surfaces may require two coats which may reduce the square foot coverage of the product. B-I-N is an excellent interior stain killing primer. One coat effectively blocks stains, including water, nicotine, ink, crayon, marker, rust and smoke stains so they will not bleed into the topcoat.How long before you can paint over Zinsser primer?
Dry time: This primer dries to the touch in 30 minuted and can be recoated in 1 hour. I've painted over primer that has only dried for 30 minutes with good results, but it is important to note that the best results will come from following the manufacturers instructions.Can Zinsser 123 be used as an undercoat?
Zinsser Bulls Eye 123 Primer is a fast-drying white-pigmented acrylic latex (water-thinnable) undercoat. It is formulated for use on most types of exterior and interior surfaces - previously painted or new work. Any oil or latex finish paint can be applied over Zinsser Bulls Eye 1-2-3.How long does Zinsser BIN take to dry?
Dry Time– In most cases B-I-N® will dry to the touch in 20 minutes and can be recoated in 45 minutes. The dry primer film develops full adhesion after it cures in 1 to 3 days. Lower temperatures, higher humidity and the addition of tint will prolong dry and cure time. Coverage– Approx.Will emulsion cover undercoat?
There are occasions where this undercoat idea might apply, (see at the end) but for most standard redecorating work, preparation plus 2 coats of emulsion works just fine. If you need 3 coats due to lack of opacity, there is certainly no requirement to make the first of those 3 coats a wall primer – ordinarily.Why does filler show through paint?
Filler shows through the paint. Make sure that all filled areas are rubbed down smooth and level. You will need to prime the filler before painting to prevent subsequent coats being absorbed more rapidly than on other areas.Is shellac oil or water based?
Yes you can as long as the shellac is dewaxed. Waterborne finishes do not adhere well to shellac that contains its natural wax. I think the water urethanes are fussier. They respond negatively to a more things than oils.What kind of paint do you use on shellac primer?
B-I-N, developed in 1946, is the original shellac-based white-pigmented primer-sealer stain-killer. Great for use on all interior surfaces & spot priming on exterior surfaces. It is formulated to seal, prime and block out stains on previously painted or new work. Any oil or latex paint can be applied over it.Which is better oil or water based primer?
Water based primer versus oil based primer paint Basically the difference between the two primers is: Water based primer is for acrylic or latex paints and oil based primer is for enamel paints. It is far easier to clean the water based primer as turpentine is not needed – just a good wash with warm soapy water.What happens when you paint shellac?
Unlike painted cabinets, the glossiness of shellac does not hold paint well unless you prepare the surface before you apply the paint, requiring extra preparation. You must remove the shellac before applying the paint if you want to keep the paint from flaking off the surface at a later date.Can I paint finished wood without sanding?
If you've ever wondered if you can paint without without sanding, I have the solution for you! Liquid Sandpaper! To get paint to adhere to wood, you have to sand it, to rough up the surface. This allows the paint to grip the surface, especially with anything that's varnished.Is shellac primer water based?
The shellac based primer is the most durable and provides the best adhesion. However, it is not recommended for exterior use, and clean up is more challenging. Water based primer is the most pleasant to use and the easiest to clean up. It is low odor, great for surfaces that are easier to adhere.How do you paint over old shellac?
Apply deglosser liberally to a lint-free cloth. Rub the deglosser onto the shellac. Some deglossers use a single-step cleaning process, in which you rub the deglosser on and then immediately wipe it off again with a clean section of cloth, while others need time to work between application and removal.Can I paint over a clear coat?
Most of the time, the clear coat does not need to be completely removed to paint over it and most of the time the car does not need to be completely primed again. If you are just performing touch up work, then you only need to scuff the clear coat to make the new paint adhere.Can Shellac be used over paint?
Varnish can be used to protect, preserve, and enhance paint. With all the modern advances in coatings -- polyurethane, shellac, urethane, or varnish -- some confusion about formula is to be expected. Most professionals agree that water-based varnish is the best product to use over paint.How do you tell if old paint is oil based or water based?
Rinse well and towel dry. Then soak a cotton ball, Q-tip or soft rag in alcohol and rub it back and forth over the cleaned area. If paint comes off, it's latex and another coat of the same is in order. If the paint doesn't come off, it's oil-based, and an oil-based primer is a must.What kind of paint can I use on oil based primer?
Using Latex on an Oil-Based Primer There are many reasons to use latex paint over an oil primer, and the results are a strong, lasting surface. As a general rule, latex primers are used for drywall and soft woods, although there are a few notable exceptions. 
