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SYNTHALAT W 48 is a water-thinnable special modified alkyd resin.

Chemical Family: Alkyds (Modified)

End Uses: Top Coat

Compatible Substrates & Surfaces: Metal, Wood

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Carrier
Chemical Family
CASE Ingredients Functions
Technologies
Composition

Oil-type: drying fatty acids
Oil-content: approx. 42 %

Applications & Uses

Application Method
Compatible Substrates & Surfaces
Cure Method
Coating Type
Uses

For water thinnable top coat formulations with good color retention
and very good water resistance

Properties

Appearance
opaque
Typical Properties
ValueUnitsTest Method / Conditions
Viscosity2.000-5.000mPasAV-F-V005
Densityapprox. 1.01g/mlAV-F-0D001
Flash pointapprox. 62°CAV-F-f006
Non Volatile Content35w %AV-F-F003
pH-value7.5-9.0AV-F-P001

Technical Details & Test Data

Film Properties and Processing

Synthalat W 48 is used as a sole binder to make water-thinnable single-coat and top coat
formulations. The coatings show early water resistance; white top coats have high whiteness
retention. Primers and top coats can be dried both by forced-air drying, e.g. 15 min./85°C, and
also at room temperature for 24 h, after which resistance to rain, mist and high atmospheric
humidity is good.
Rapid drying makes coatings based on Synthalat W 48 particularly suitable for spray
application; smaller surface areas such as those encountered in retouching work can also be
brush-painted. Dip coatings can also be made using appropriate formulations.
Synthalat W 48 coatings are suitable for finishing agricultural equipment, commercial vehicles
and construction machinery, and for industrial use in general.
When adjusting the pH of the coating it is essential to make up the neutralizing agent which has
volatilised during dispersion. We recommend adjusting the coating to pH 9.0 to 9.5 with
ammonia.
For Synthalat W48 we recommend following driers:
0,05%-0,15% Co, 0,1% Ca, 0,1-0,5% Zr
relative to metal content on solid resin).

Packaging & Availability

Supplied AS

approx. 35 % in BG/ammonia/water (8 : 0,5 : 56,5)