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Deuteron VT819 prevents the settling of pigments/extenders and the separation of the liquid phases during the storage in aqueous systems such as emulsion paints and plasters. The applicability of the paints will be improved. Deuteron VT 819 is compatible with most binders and thickeners which are customary in the paint industry.Deuteron VT 819 is fully soluble in water and mixtures of organic liquids with a water proportion of at least 60 %. The product has no tendency to form lumps. Solutions can be produced with a simple stirrer. The use of a high shear rate is not necessary. The product‘s easy solubility is only given when it is incorporated into systems with a pH-value ranging between neutral and alkaline.When the solution is prepared, its pH-value can be adjusted towards an acidic pH-value.Application Aqueous primers, emulsions paints, adhesives, dispersion plasters, printing inks, silicate paints, aqueous preparations of pigments and fillers.

Functions: Rheology Modifier, Stabilizer, Thickener

End Uses: Waterborne Adhesive, Waterborne Coating, Waterborne Ink

Physical Form: Powder, Solid

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

CASE Ingredients Functions
Technologies
Chemical Description

Anionic heteropolysaccharide (xanthan gum)

Applications & Uses

Adhesive & Sealant Type
Coating Type
Ink & Toner Type
Use Level
0.1-0.5%
Applications

Deuteron VT 819 is suitable for use as a thickener and stabilizing additive for all aqueous coating systems and technical applications such as waterthinnable lacquers, dispersion paints and plasters, glues, printing inks, silicon paints as well as pigments and filler preparations.

Dosage

Depending on the requirement 0.1-0.5% calculated based on the water content. Solutions should not contain more than 1% Deuteron VT 819. Considerably higher concentrations ensure no homogenous dispersion.

Processing

Due to its specialized chemical surface treatment, the product tends not to clump. It can be incorporated with low shear forces. Solutions can be created by simply stirring it into water. It should be prepared in neutral to acidic pH-valueranges. The viscosity increases in this case as a function of time until complete swelling occurs. Immediate viscosity build-up can be achieved by alkalizing the solution.

Properties

Physical Form
Insoluble in
Organic Solvents
Typical Properties
ValueUnitsTest Method / Conditions
Bulk Densityapprox. 800g/l-
Viscosity of a 1 % solutionapprox. 2700mPa.s-
Type / Chem. baseXanthan--
Active Content100%-

Technical Details & Test Data

Conservation

Solutions of Deuteron VT 819 should be preserved if they are to be stored for more than 24 hours. Compatibility is given with preservatives which are common in the paint industry.

Safety & Health

Safety Regulations

According to Regulation (EC) No. 1272/2008 Deuteron VT 819 is not classified as a dangerous product and therefore does not need to be labeled. Due to the fine fractions of the product, measures for dust protection must be heeded and the build up of electrostatic charge must be avoided.

Storage & Handling

Shelf Life
24 Months
Storage Conditions & Package Sizes

Deuteron VT 819 can be stored for at least 24 months at room temperature and dry conditions. Deuteron VT 819 should be stored cool (max. 30°C) and dry (max. 70% relative humidity) in closed packages.Paper bag (25kg net)