How do you seal painted countertops?

Accordingly, what kind of paint can be used on countertops?

Once you have primed the countertops, youcanuse a satin or semi-gloss oil-based enamel. Most areperfectlysafe for food preparation, but make sure the paintstoreknows what that you are planning to use thepaint onyour countertop.

Likewise, can you put polyurethane over laminate countertops? Apply polyurethane layers. Paint three coatsofpolyurethane on the kitchen countertops to sealthesurfaces. Choose a satin or glossy polyurethane to givethekitchen laminate countertops a high-end look and feel.Alloweach layer to dry between coats completely.

Hereof, can you paint over countertops?

Lightly sand the counter with 150-grit sandpaper andwipeoff any dust with a damp cloth. Prime the entire surface with100percent acrylic primer. When the second coat of primer isdry,paint over it with a couple of coats of latex satinorsemi-gloss enamel, allowing each coat to dry beforepaintinganother.

Can you use polyurethane on kitchen countertops?

Applying Polyurethane Apply clear polyurethane tothecountertop after the paint has had adequate time to dryandharden. Polyurethane formulated for use on floorsistougher and resists scratches better thanpolyurethaneformulated for use on woodwork and othersimilarapplications.