Eversorb® AQ4 is a liquid hindered amine light stabilizer (HALS) designed for waterborne coatings. It extends the lifetime of coatings and paints under outdoor exposure. Eversorb® AQ4 is suitable for a wide variety of pigmented waterborne coating systems and is particularly recommended for industrial, automotive, wood, plastic, and building coatings.

Functions: Light Stabilizer

Chemical Family: Hindered Amine Light Stabilizer (HALS)

End Uses: Plastic Coating, Waterborne Coating, Wood Coating

Features: Crack Resistance, Good Gloss Retention, Improves Discoloring, Long Shelf Life, Outdoor Durability

Enhanced TDS

Identification & Functionality

Chemical Family
Manufactured By
CASE Ingredients Functions
Technologies
Product Families

Features & Benefits

Applications & Uses

Properties

Color (Properties)
Physical Form
Appearance
Clear, slightly yellowish liquid
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
Boiling Pointmin. 350°C-
ColorSlightly yellow--
Density (at 20°C)0.99 - 1.01g/cc-
Dispersible inWater--
Flash Pointmin. 150°C-
Ignition Temperature380°C-
pH value (1% suspension in water at 20 °C)8.0 - 9.5--
Physical FormLiquid--
Vapor Pressure (at 20°C)1.0 * 10 ⁻ ⁴Pa-
Characteristics
ValueUnitsTest Method / Conditions
Dynamic Viscosity (at 20°C)100 - 500mPa.s-
Solubility Data
ValueUnitsTest Method / Conditions
Water Solubility (at 25°C)max. 50g/100g solvent-
1-Methoxy-2-propylacetate Solubility (at 25°C)min. 50g/100g solvent-
Butyl Acetate Solubility (at 25°C)min. 50g/100g solvent-
Butylcarbitol Solubility (at 25°C)min. 50g/100g solvent-
Methyl Ethyl Ketone Solubility (at 25°C)min. 50g/100g solvent-
Xylene Solubility (at 25°C)min. 50g/100g solvent-

Regulatory & Compliance

Chemical Inventories

Technical Details & Test Data

Techical Information
  • Resin: Acrylic (AC) Waterborne Coating
  • Film Thickness: 75 microns (wet); 35 microns (dry)
  • Test Methods: ASTM G154
  • Exposure Unit: Q-U-V with UVB-313 light bulb
  • Dosage: 1- 3% Solid content
  • Application: Spray Pigmented :Island green NO. 420-6
  • Exposure Time: 1000 hours

Fig 1.1 Delta difference color (ΔE)

 

Fig 1.2 60° Gloss

 

Storage & Handling

Storage and Handling Information
  • Personal equipment for protection is recommended.
  • Excess exposure to the product should be avoided.
  • Wash thoroughly after handling.
  • Eversorb® AQ4 should be kept in a dry, dark place without any light exposure.