Key benefits
- very suitable for clear and pigmented formulations
- very suitable for waterborne overprint varnishes, even with high contents of strong surfactants
- highly suitable for addition during the grinding stage
- good long-term effectiveness
TEGO® Foamex 8420
TEGO® Foamex 8420 is a solvent-free defoamer concentrate based on polyether siloxane technology. Its outstanding effectiveness makes it the perfect solution for the most challenging defoaming requirements.
Product information
Type
Additive
Sub type
Defoamer & deaerator
Sustainability
VOC reduction
Next generation solution
Markets
Technologies
Waterborne
Manufacturer
Availability
Technical data
active matter content
100
appearance
turbid liquid
chemical description
polyether siloxane copolymer, contains fumed silica
solvent
solvent-free
Properties
Brush application/roller application
2/5Airless spraying
2/5Compressed air spraying
1/5Flexo/gravure printing
5/5Dip coating, flow coating, curtain coating
1/5Flooring
2/5Recommended addition level
As supplied calculated on total formulation: 0.05 - 0.5 %.
Processing instructions
Long term effectiveness of the product is dependent on the formulation and should be tested in individual formulations.
The product needs to be incorporated with high shear forces.
Stir before use!
Handling & storage
When stored in an original unopened packaging, the product has a shelf life of 36 months from the date of manufacture.
Technical Data Sheets
German
English
Spanish
French
Italian
Japanese
Portuguese
Russian
Chinese
Additional Information
TEGO® Foamex 8420 (English)
Safety Datasheets
Please use the Evonik SDS service.