Eversorb® AQ3 is a liquid high-performance UV absorber designed for waterborne coatings. It performs well under high baking temperatures and extreme conditions and can be used directly in waterborne systems. Suitable for various clear waterborne coating systems, it is recommended for industrial, automotive, wood, plastics, and building coatings.

Enhanced TDS

Identification & Functionality

Chemical Family
Manufactured By
CASE Ingredients Functions
Technologies
Product Families

Features & Benefits

CASE Ingredients Features
Product Advantages
  • Easily handing
  • Improve gloss retention
  • Excellent color retention
  • Improve coating durability

Applications & Uses

Properties

Physical Form
Appearance
Amber to yellowish liquid
Typical Properties
ValueUnitsTest Method / Conditions
Dynamic Viscosity6000 - 7000mPa.s-
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
Boiling Pointmin. 250°C-
ColorAmber to Yellow--
Density (at 20°C)1.1g/cc-
Dispersible in (at 20°C)Water--
Flash Pointmin. 115°C-
Ignition Temperaturemin. 350°C-
pH Value (1% suspension in water at 20 °C)7.2--
Physical FormLiquid--
Vapor Pressure (at 20°C)1.00X10⁻⁴Pa-
Solubility Data
ValueUnitsTest Method / Conditions
1-Methoxy-2-propylacetate Solubility (at 25°C)min. 50g/100g solvent-
Xylene Solubility (at 25°C)min. 50g/100g-
Butyl Acetate Solubility (at 25°C)min. 50g/100g-
Butylcarbitol Solubility (at 25°C)min. 50g/100g-
Methyl Ethyl Ketone Solubility (at 25°C)min. 50g/100g-
Water Solubility (at 25°C)max. 20g/100g-

Regulatory & Compliance

Technical Details & Test Data

UV Visible Spectrum Graph

UV-Vis. Spectrum λmax.=343nm & 302nm (20ppm in THF)

Eversorb® AQ3 - UV Visible Spectrum Graph - 1

Experiments
  • Resin: Polyurethane (PU) Waterborne Clear Coating
  • Application: SprayPreparations: Air dry for 6 hours
  • Film Thickness: 85 microns (wet); 35 microns (dry)
  • Exposure Unit: Q-U-V with UVB-313 light bulb
  • Test Methods: ASTM G154
  • Gloss Retention and Yellowness Index: ASTM G 154
  • Exposure Time: 1000 hours
  • Dosage: 1~3% Solid content


Fig.2-1-1 Delta color difference (4E)

Eversorb® AQ3 - Experiments - 1

Fig.2-1-2 60o Gloss

Eversorb® AQ3 - Experiments - 1

Storage & Handling

Storage Conditions

Eversorb® AQ3 should be kept in a dry, dark place without any light exposure.