Epoxy Floor Blushing

Blushing floors have a kind of sickly yellowy colour to them certainly not the look you want on a newly installed floor.

Epoxy floor blushing.

Epoxy bonding surfaces must be free of any. To understand that you need to know a little bit about epoxy floors. Delamination of epoxy flooring com pounds. Note that we offer basic no blush marine epoxy with fast slow and regular curing agents and it also includes bubble breakers for a more perfect finish.

Aside from the fact that blushing mars the finish it also prevents an issue for any other application thereafter whether you are applying another layer of epoxy or some other type of finishing product. The cause is most likely due to a side chemical reaction of moisture humidity in the air interacting with a curing agent. Cause adhesion issues with your project. This means non blushing epoxy requires no messy wash downs in between coats.

Therefore you can re coat the same day and save at least twice the time. As noted before amine blushing is the result of the amine in the epoxy hardener reacting with carbon dioxide and moisture. Jpcl december 2005 pce 41 what causes blushing and blooming. Blushing and blooming are chemical reactions 3 the chemical component of the epoxy binder system that causes the blushing or blooming is.

Epoxy floors are cost effective over years of trouble free service provided a skilled applicator who is aware of common problems and makes sure to correctly prepare the surface applies them properly. So what exactly is floor blushing and what causes it. A cold surface can also. Mas traditional marine epoxy does blush when fully cured.

Ambient cured epoxy sometimes appears sticky tacky and less glassy and smooth on the surface when compared to oven cured samples. Low molecular weight primary amines are typically hygroscopic and tend to react with atmospheric carbon dioxide and moisture to form an ammonium carbamate according to. Blush and bloom can be removed but this will add time and costs to the c o a t i n g f looring job. Traditional marine epoxy system.

This phenomenon is known to epoxy chemists as amine blush or amine bloom. Non blushing marine epoxies do not require washing or sanding between epoxy coats or top coating with other paints. The surface will have an oily greasy feeling to it. Make sure the floor is at least 60 degrees for a minimum of.

More technically what you re dealing with is amine blushing. Some amines are more prone to the problem than others and as a rule of thumb those that aren t soluble in water have less risk. Blushing and in some cases blooming are chemical reactions 3 the chemical component of the epoxy binder system which causes the blushing or blooming is in the curing agent. It can also hurt the physical performance properties of the epoxy.

How to avoid amine blushing. 2 days prior to application.