TEGO® Foamex 8420 by Evonik is 100% active siloxane-based defoamer. It offers superior defoaming performance in waterborne overprint varnishes (DOSS-containing) and pigmented inks for absorbent substrates.
- It provides tailored compatibility, long term effectiveness, VOC reduction and excellent food contact compliance, in siloxane-based and siloxane-free options.
- TEGO® Foamex 8420 is used in brush and roller applications, airless and compressed air spraying, flexo and gravure printing, as well as dip, flow, and curtain coating, and in flooring.
- It is mineral oil and solvent-free grade.
- It has a shelf life of 36 month.
- The recommended additional level is 0.05-0.5% as supplied calculated on total formulations.
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