Additive

SURFYNOL® 420

SURFYNOL® 420 is a multi-functional surfactant that provides dynamic wetting and molecular defoaming properties. It is suitable for waterborne coatings and inks.
Bottle representation of SURFYNOL® 420
PNG

Product information

Effects

Substrate Wetting
Anti-Cratering
Substrate Wetting
Surface Control
Flow & Levelling
Substrate Wetting
Dynamic Surface Tension Reduction
Substrate Wetting
Static Surface Tension Reduction
Foam Control
Substrate Wetting
Paper & Board
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Type

Additive

Sub type

Substrate wetting

Sustainability

Contains no biocide

Life Cycle Assessment available

PFAS Alternative

Markets

Technologies

Radiation curing systems
Solventborne
Waterborne

Manufacturer

SURFYNOL Logo

Availability

Key benefits

  • suitable for food contact compliant formulations
  • excellent defoaming and deaeration
  • good wetting of low-energy and/or contaminated substrates

Technical data

active matter content
100 %
appearance
clear colored liquid
chemical description
ethoxylated acetylenic surfactant
solvent
-

Properties

Substrate wetting
3/5
Anti-crater effect
2/5
Flow promotion
2/5
Defoaming
5/5
Reduction of static surface tension
3/5
Reduction of dynamic surface tension
4/5

Recommended addition level

As supplied calculated on total formulation: 0.1 - 1.5 %.

Processing instructions

Can be introduced in the grind and let-down stage.

Addition to the coating as supplied or as a predilution is possible.

Handling & storage

Keep containers tightly closed in a dry, cool, and well-ventilated place. Product is normally freeze-thaw stable; if it phase separates or freezes at colder temperatures, warm container to 40 °C and mix thoroughly before use.

When stored in an original unopened packaging, the product has a shelf life of 60 months from the date of manufacture.