Defoamer 6819
6819 is mineral oil based defoamer blend of non-ionic surfactants
Model and Parameters
SHORT DESCRIPTION:
6819 is mineral oil based defoamer blend of non-ionic surfactants
FEATURES:
Good water solubility, It will not cause shrinkage cavities, and a wide range of temperature and PH
applications
TYPICAL PROPERTIES
ITEM
STANDARD
Appearance
Off white to light yellow viscosity
liquid
Density 20℃
0.8~0.9(g/cm3)
Active content
100%
Viscosity 20℃
500~1000mPas
pH value
5.0~8.0
APPLICATIONS
Water based emulsion paint and adhesives, polyvinyl alcohol interior and exterior wall painting,
acrylic emulsion coating.
APPLICATION PROCESS:
The defoamer normally added as supplied , ,It can be diluted with water or used directly.
The dosage should be appropriate.For different materials, before use, need to do the dosage test, if the
dosage is too much, not only will increase the cost,but also cause shrinkage, affect the brushing and
recoating and other problems.The recommend dosage range is 0.1-0.5%


