Additive

TEGO® Dispers 690

TEGO® Dispers 690 is a polymeric highly efficient wetting and dispersing additive for solventborne formulations. Especially suitable for solventborne flexo inks, even NC-free inks. Wets and stabilizes organic pigments and carbon blacks. Listed on the A-list of Swiss Ordinance 817.023.21, Annex 6.
Bottle representation of TEGO® Dispers 690
PNG

Product information

Effects

Pigment Wetting & Dispersing
Pigment Wetting & Dispersing
Pigment Wetting
Pigment Wetting & Dispersing
Binder-Containing
Pigment Wetting & Dispersing
Pigment Stabilization
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Type

Additive

Sub type

Pigment wetting & dispersing

Sustainability

Sustainable feedstocks

  • Bio-based content on delivery form: 28 wt%
  • Biobased carbon on total organic carbon content (ASTM D6866): 33 %

Contains no biocide

Markets

Technologies

High solids (solventborne)
Radiation curing systems
Solventborne
Solventfree

Manufacturer

TEGO Dispers Logo

Availability

Key benefits

  • compliant with Swiss Ordinance A
  • ensures high pigment loadings at low viscosity
  • stabilizes pigments in solventborne flexo inks

Technical data

acid value (as supplied)
Approx 40 mg KOH/g
active matter content
100 %
amine value (as supplied)
Approx 60 mg KOH/g
appearance
clear to hazy liquid
chemical description
high molecular weight polymer
viscosity at 25 °C
Approx 35,000 mPas

Properties

Viscosity reduction with organic pigments/carbon blacks
5/5
Color intensity/gloss with organic pigments/carbon blacks
5/5
Viscosity reduction with inorganic pigments/fillers
4/5
Color intensity/gloss with inorganic pigments/fillers
4/5

Recommended addition level

As supplied calculated ongrind, in addition to ginding resin: 2.0 - 10.0 %.

Processing instructions

Add to the grind before dispersion.

Handling & storage

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

Solidification may occur at temperatures below 10°C; product becomes liquid again after warming. Product properties are not affected by this process.