High reactivity with standard peroxide initiators, enabling fast gel time and efficient production cycles.
Excellent mechanical strength and dimensional stability in cured laminates and molded parts.
Good compatibility with common fillers, pigments, and glass fiber reinforcements.
Low viscosity for easy handling, impregnation, and processing via spray-up, hand lay-up, or RTM methods.
Superior weather resistance and UV stability when formulated with appropriate inhibitors and additives.
Fiberglass-reinforced plastic (FRP) tanks and chemical storage vessels.
Marine components including boat hulls, decks, and structural panels.
Industrial corrosion-resistant ducting and exhaust systems.
Architectural cladding, decorative panels, and sanitary ware.
Transportation interior parts and lightweight composite enclosures.
| Chemical Type | Orthophthalic unsaturated polyester resin |
| Product Form | Liquid, ready-to-use |
| Appearance | Clear to pale yellow, homogeneous liquid |
| Viscosity (25°C) | 350–550 mPa·s |
| Solid Content | ≈99.5 wt% |
| Acid Value | 18–24 mg KOH/g |
| Density (25°C) | 1.11–1.14 g/cm³ |
| Styrene Content | 38–42 wt% |
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China