T/CPCIF 0077-2020 Industrial acrylic hydroxyethyl ester
T/CPCIF 0077-2020 Industrial acrylic hydroxyethyl ester
Basic Information
Scope
Scope: This document specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage, and safety of industrial acrylic hydroxyethyl ester. This document applies to industrial acrylic hydroxyethyl ester synthesized by ring-opening esterification using acrylic acid and ethylene oxide as raw materials. The product is mainly used in coatings, resins, adhesives, water-reducing agents, etc. Main technical content: Project indicators Type I Type II Type III Colorimetry/Hazen units (platinum-cobalt number) ≤ 10 30 50 Acidity (calculated as acrylic acid), w% ≤ 0.1 0.2 0.3 Moisture, w% ≤ 0.1 0.2 0.3 Acrylic hydroxyethyl ester content, w% ≥ 97.0 93.0 90.0 Glycol dimethacrylate a, w% ≤ 0.5 0.8 Antioxidant (p-hydroxybenzaldehyde) b, mg/kg 150~450 Note: Type I is mainly used in high-end coatings and ink resins, etc. Type II is mainly used in resins, adhesives, etc. Type III is mainly used in water-reducing agents and other fields. a When there are special requirements, they shall be resolved through consultation between the supplier and the buyer. b When there are special requirements, they shall be resolved through consultation between the supplier and the buyer.