Evonik TEGO Digao Dispers 755W Pigment Wetting and Dispersing Auxiliary

Products Description

TEGO Dispers 755W pigment wetting and dispersing aid. Wetting and stabilizing all pigments, can make the viscosity of the color paste is very low, good compatibility and storage stability, good weather resistance.

Utility

Item	typical data
Viscosity drops, organic pigments/carbon black	5
Color Strength/Gloss, Organic Pigments/Carbon Black	4
Viscosity drops, inorganic pigments/fillers	5
Color Strength/Gloss, Inorganic Pigments/Fillers	5

0=not applicable 5=highly applicable

suitable for Sex

Item

typical data

water-based

suitable

solvent type

Not applicable

two liquid type 100%

Not applicable

radiation curing

Recommended dosage for co-grinding: 0.5-2.0%

Use Description

Add grinding before dispersing

Recipe Recommendation

1. Add a rheology modifier to the inorganic pigment paste (such as gas phase two Silica) has been shown to be beneficial

2. A small amount of amine (0.2-3.0 %) to neutralize part of the acidic pigment surface is effective

3. In case of bubbles during the pigment dispersion process, you can use high-efficiency but also Compatible defoamer concentrates such as (TEGO® Foamex 8050, TEGO® Foamex 810, TEGO® Foamex 830)

4. The starting formula for making color paste is available upon request.

Chemistry Structure

Aqueous solution of copolymer with high pigment affinity groups

Technology Parameters

Item	typical data
Appearance	Transparent liquid
Active ingredients	Ca.40%
Solvent	Water
pH value (original state)	Ca. 6.5

Contact Food Suitability

Additives/monomers/solvents are listed in Swiss Act 817.023.21 A and Table B, Annex 6

Save Security

When stored in original unopened packaging, between +4 and +40°C , the shelf life of this product is at least 24 months from the date of manufacture.

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