Product name: Bisphenol A Diglycidyl Ether Resin
CAS No.: 25068-38-6
Chemical Name: 4,4'-(1-Methylethylidene)bis(phenol) polymer with (chloromethyl)oxirane
Common Name: Bisphenol A Epoxy Resin (Liquid Type, Epon 828 / NPEL-128 equivalent)
Synonyms: Poly(bisphenol A-co-epichlorohydrin), BADGE resin
Molecular Formula: (C₁₅H₁₆O₂·C₃H₅ClO)ₓ
1. Chemphysical Properties
Appearance Clear pale yellow viscous liquid
Density (25℃) 1.16 ~ 1.18 g/cm³
Viscosity (25℃) 11000 ~ 14000 mPa·s
Epoxy Equivalent Weight (EEW) 184 ~ 190 g/eq
Flash Point (CC) ≥150 ℃
Refractive Index (25℃) 1.570 ~ 1.575
Solubility Miscible with ketones, esters, aromatic hydrocarbons; insoluble in water
Stability Stable under normal ambient conditions; reacts with amines, anhydrides and other curing agents
2. Quality Specification (Standard Liquid Grade)
| Test Item | Specification |
|---|---|
| Epoxy Equivalent Weight | 184 ~ 190 g/eq |
| Color (Gardner) | ≤3 |
| Hydrolyzable Chlorine | ≤0.1 wt% |
| Total Chlorine | ≤0.2 wt% |
| Moisture | ≤0.1 wt% |
| Non-Volatile Content | ≥99.5% |
3. Application & Use
Protective Coatings: Anti-corrosion coating for steel, marine coating, floor coating
Adhesives & Sealants: Structural adhesive for metal, composite materials
Electrical & Electronics: Potting, encapsulation, laminating material
Composites: FRP, carbon fiber composite, casting materialsCivil Engineering: Repair mortar, grouting material
4. Packing
Standard: 200kg / steel drum
Custom packing available
5. Storage & Transportation
Storage: Sealed container, cool, dry, well-ventilated warehouse, avoid direct sunlight. Prevent crystallization at low temperature. Shelf life: 12 months under proper storage
Transport: Non-dangerous goods in general shipment. Keep away from strong oxidants, amines and food additives. Prevent leakage
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