Xiamen Rickman Chemical Technology Co., Ltd

Product Name: Antifoam RK-500

Defoamer RK-500 is one kind of emulsion type of mid&low temperature advanced poly(ether ester) defoamer, designed for controlling the foam in papermaking industry.

Product property:
Good dispersion, dynamic defoaming, antifoaming quickly, strong foam control
Excellent performance in the pH values and widely temperature
Great antifoaming at the temperature of 15-50℃ in papermaking white water

Main physical and chemical properties:

Item Range
Appearance Light yellow transparent liquid
Viscosity(25°C) 100~500mPa·s
pH value 5.0~7.0


Application Process:
RK-500 could be added directly. The volume of addition is 0.5‰～0.6%. According to your specific conditions, optimum volume of addition could be adjusted. But our advice is that dilution is not recommended, otherwise, the performance will be affected.


Key application
Production process of cardboard paper, whiteboard paper, corrugated paper, newsprint and various cultural papers
Great antifoaming and foam control at 15-50℃ in papermaking white water
Papermaking, sizing&coating