Surfadol 541PG Defoaming Wetting Agent

Surfadol 541PG Defoaming Wetting Agent

Surfadol 541PG is a liquid preparation of 2,4,7,9-Tetramethyl-5-decyne-4,7-diol in 50% Propylene glycol. It can improve the substrate wetting performance and avoid suface defects of water-based coatings by reducing dynamic surface tension and breaking the foam.

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Product Details

541PG


Surfadol 541PG is a liquid preparation of 2,4,7,9-Tetramethyl-5-decyne-4,7-diol in 50% Propylene glycol. It can improve the substrate wetting performance and avoid suface defects of water-based coatings by reducing dynamic surface tension and breaking the foam. The product is APEO-free and REACH registered.


Special properties


  • nonionic acetylenic diol surfactant

  • specifically for water-based systems

  • low equilibrium and dynamic surface tension, good foam control

  • improves wetting of various substrates and pigments

  • silicone-free, APEO free, zero VOC


Typical Properties


Appearancelight yellow clear l iquid
Active matter

2,4,7,9-Tetramethyl-5-decyne-4,7-diol (TMDD)

Active matter content50%
SolventPropylene glycol
Viscosity at 25°C>200 cps
Solubility in waterslightly soluble
Density at 20°C, g/cm30.965
Boiling point>149°C
Flash point>93°C


Processing instructions


  • Mix well when use.

  • Added and mixed after other surfactants.

  • Pigments, fillers or other solid should be added after Surfadol surfactant has been evenly mixed.

  • Suggested use level: 0.2%-2.0% wt. on total formula weight


Package Information


The standard package for this material is 180kg plastic drums, 4 drums/pallet.


plastic drum (1)


It is also available in IBC totes and 20kg pails.


Storage stability


The product should be placed in a cool and dry, well-ventilated place, away from fire and oxidant.

The shelf life is 48 months from the date of manufacture.

It is stable at pH 3-12.

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