Additive

TEGO® Foamex 8420

NEW
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.
Bottle representation of TEGO® Foamex 8420
PNG

Product information

Effects

Foam Control
Defoaming
OPV
Foam Control
Defoaming
Grind
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Type

Additive

Sub type

Defoamer & deaerator

Sustainability

Next generation solution

Contains no biocide

Life Cycle Assessment available

Markets

Technologies

Waterborne

Manufacturer

TEGO Foamex Logo

Availability

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

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
2/5
Airless spraying
2/5
Compressed air spraying
1/5
Flexo/gravure printing
5/5
Dip coating, flow coating, curtain coating
1/5
Flooring
2/5

Recommended 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.