WR390is a kind of highlyefficient, redispersibler water repellent based on modified silanes / siloxanesin powder form. It acts as outstanding water repellency even at very lowconcentrations.
300 ~ 500 g/L
Properties / Benefits
Except excellent water repellency,GOODPOLYWR390 also provides benefits:
Veryeasy to redisperse in water with no wetting delay
Excellentlotus effect, hydrophobicity
Reducedsusceptibility to dirt
Verylow mixing dust
Compatibilitywith other additives
Reduceefflorescence on CTG & stucco
Stabilityin alkaline circumstance
GOODPOLY WR390 may be used ina variety of waterproof cement and gypsum based drymix mortars applications asfollows:
Tilegrouts and joint fillers
Dosage and Handling
GOODPOLY WR390 isadded to other powdery components and mix to get a homogenous formulation.The dosage may vary from 0.1%-0.5% of the total dry materialby weight. The actual required dosage should be evaluated in suitable testsprior to final application.