answersLogoWhite

0

Polyurethane becomes sticky because it takes an hour or longer for the oxygen-induce crosslinking to occur. Polyurethane is a varnish used on wood.

User Avatar

Wiki User

11y ago

What else can I help you with?

Continue Learning about Chemistry

How do you remove polyurethane from brass?

To remove polyurethane from brass, you can use a solvent such as acetone or denatured alcohol. Apply the solvent to the polyurethane with a soft cloth or brush, let it sit for a few minutes, and then scrub the affected areas until the polyurethane is removed. Be sure to clean the brass thoroughly afterward to remove any residue.


Where did the phrase sticky sticky no sticky no sticky come from?

I read in Readers Digest a long time ago that it was a Native American saying about snow conditions but I remember it as "sticky no sticky no sticky sticky". And meaning if the snow is sticky and can be made into a snowball it won't be around long, and if it is not sticky, not able to be made into a snowball, it will be around for awhile.


Is the polyurethane material used in this product latex free?

Yes, the polyurethane material used in this product is latex free.


Is Polyurethane foam Hypoallergenic?

Polyurethane foam can potentially trigger allergic reactions in some individuals due to its chemical composition and off-gassing. It may not be considered hypoallergenic for those sensitive to chemicals or respiratory irritants.


How do you remove polyurethane from terrazzo floors?

To remove polyurethane from terrazzo floors, you can use a chemical stripper specifically designed for removing polyurethane coatings. Follow the instructions on the product carefully, and make sure to ventilate the area properly. After stripping the polyurethane, clean the terrazzo floors with a neutral pH cleaner and rinse thoroughly to remove any residue.

Related Questions

Is polyurethane sticky when applied to surfaces?

Polyurethane is not typically sticky when applied to surfaces. It dries to form a hard, protective coating that is smooth and durable.


Why is my polyurethane still tacky after 24 hours?

Polyurethane may still be tacky after 24 hours due to factors such as high humidity, low temperature, or applying too thick of a coat. These conditions can slow down the drying process of the polyurethane, causing it to remain sticky.


How can you determine if polyurethane is bad?

To determine if polyurethane is bad, you can check for signs of deterioration such as discoloration, cracking, or peeling. Additionally, you can assess if there is a strong chemical odor or if the surface feels sticky or tacky. If any of these signs are present, it may indicate that the polyurethane has gone bad and needs to be replaced.


Is gorilla glue the same thing as super glue?

No, they are totally different. Gorilla Glue is a polyurethane (basically a kind of sticky liquid rubber) and Super glue is a cyanoacrylate.


Remove the shine from Polyurethane?

To achieve a Matt finish on polyurethane you must sand it with a grade p400 average particle size in microns(in inches) .00137. this will defuse the light rather than reflect the light. you can always use a matting solution such as turps but it can get very messy and sticky if you don't know what you are doing.


Is polyurethane renewable?

Polyurethane can be recycled.


Is polyurethane paintable?

Yes, polyurethane is paintable.


Will a polyurethane sheet adhere to polyurethane glue?

it should


Who invented polyurethane?

Otto Bayer invented polyurethane.


Can water-based polyurethane be applied over oil-based polyurethane?

Yes, water-based polyurethane can be applied over oil-based polyurethane after proper preparation and sanding.


Can you apply polyurethane over old polyurethane for refinishing furniture?

Yes, you can apply polyurethane over old polyurethane when refinishing furniture. It is important to properly prepare the surface by sanding and cleaning it before applying the new coat of polyurethane for best results.


Can you apply oil-based polyurethane over water-based polyurethane?

No, it is not recommended to apply oil-based polyurethane over water-based polyurethane as they are not compatible and may not adhere properly. It is best to stick with the same type of polyurethane for a consistent and durable finish.