Polyurethane Not Drying Clear. A wide variety of clear polyurethane options are available to you, such as classification, usage, and main raw material. About 20% of these are adhesives & sealants, 3% are building coating, and 6% are furniture paint. Choosing a sheen is a matter of personal preference.
After it dries, sand lightly.
Choosing a sheen is a matter of personal preference. I have white marks it looks like something spilled and ran at one time. Three coats of poly are usually needed to provide an adequate amount of durability. Here are some possible reasons for the problem i applied minwax polyurethane clear semi gloss fast drying spray to a new table and chair set that i bought, its light oak, and it left white streaks on it. Polyurethane finishes should dry hard in a matter of hours and not bleed oil as yours is doing. You can make an easy diy top coat instead! After it dries, sand lightly. Minwax satin clear fast drying polyurethane spray 11.5 oz.