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Description

TEGOMER® DA 646 is a wetting and dispersing additive based on polyether technology and can be used as dispersant in liquid or solid concentrates. Furthermore TEGOMER® DA 646 is an emulsifier technology to replace APEO in polymer dispersions.


Typical Applications

TEGOMER® DA 646 is a liquid dispersing additive used for the surface treatment of pigments to improve dispersion properties of:
 

  • Organic pigments
  • Inorganic fillers e.g. talc
  • Inorganic pigments e.g. titanium dioxide, ultramarine blue, iron oxides


TEGOMER® DA 646 can be used for the manufacturing of liquid color pastes, based on oils, polyols or phthalates, containing:
 

  • Organic pigments
  • Carbon blacks


Due to its HLB balance the additive is even suitable for the manufacturing of water-based pigment concentrates. These can be used in water-based or hydrophobic let-down systems afterwards. TEGOMER® DA 646 is a primary or secondary emulsifier for the polymerization of acrylates or PVAc.


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