Hypro® 1300X40 ETBN
Hypro 1300X40 ETBN is a styrene diluted epoxy terminated butadiene – acrylonitrile copolymer, 50% by weight styrene, 50% by weight ETBN. 1300X40 ETBN is used predominantly by blending with vinyl ester or unsaturated polyester resin systems to enhance toughness.
| Typical Properties | Values |
|---|---|
| % Acrylonitrile | 18 |
| Viscosity, cps (reflect mid-point) | 1450 @25°C |
| EEW,, g/eq | 1,600-3,000 |
| Molecular Weight (g/mol) | 4230 |
| Acid Number, % | <1.5 |
| % Solids | 50 (styrene) |
| Elastomer Content, % | 40 (80% of solids) |
| Specific Gravity @25oC | 0.945 |
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| Application Group | Application | Description |
|---|---|---|
| Composites | BMC Unsaturated Polyester | Used to increase toughness, improve yeilds and surfaces. |
| Composites | General Composites Unsaturated Polyester | Increases fracture toughness in cast resins. Reduces resin cracking, resists damage under load. |
| Composites | General Composites Vinyl Ester Composites | Used to improve toughness. |