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Excellent mechanical strength and dimensional stability after curing.
Good compatibility with standard styrene monomers and common free-radical initiators.
Low viscosity for easy handling, improved fiber wet-out, and enhanced processability in RTM and hand lay-up.
Consistent reactivity profile ensuring reliable gel time and cure response under ambient and elevated temperatures.
Superior chemical resistance to dilute acids, alkalis, and salt solutions in cured form.
Fiberglass-reinforced plastic (FRP) tanks and vessels for water treatment and chemical storage.
Industrial corrosion-resistant ductwork and exhaust systems.
Marine components including decks, hulls, and structural panels.
Automotive body panels and under-hood composite parts.
Wind turbine blade root sections and nacelle covers.
| Chemical Type | Unsaturated polyester resin (orthophthalic-based) |
| Product Form | Liquid |
| Appearance | Clear, pale yellow to amber viscous liquid |
| Viscosity (25°C, mPa·s) | 350–450 |
| Acid Value (mg KOH/g) | 18–22 |
| Reactive Diluent | Styrene (~38–42 wt%) |
| Flash Point (°C, closed cup) | ≥35 |
| Storage Stability (25°C, months) | ≥6 (unopened, dry, cool conditions) |
Q1: What are the key performance characteristics of ETERSET 2110-1?
A: ETERSET 2110-1 is a general-purpose, orthophthalic-based unsaturated polyester resin offering balanced mechanical strength, good chemical resistance, and reliable gel time control. It provides excellent compatibility with common initiators and fillers, and delivers consistent cure profiles under ambient or elevated temperature conditions.
Q2: Which curing agents are typically recommended for this resin?
A: ETERSET 2110-1 is compatible with standard organic peroxide initiators such as methyl ethyl ketone peroxide (MEKP) and benzoyl peroxide (BPO). The choice and dosage depend on the desired gel time, ambient conditions, and end-use requirements—formulators commonly adjust initiator concentration to achieve target processing windows.
Q3: Can ETERSET 2110-1 be used in reinforced composites requiring high surface quality?
A: Yes—it is widely used in fiberglass-reinforced applications such as marine parts, automotive components, and industrial tanks where moderate surface finish and dimensional stability are required. For premium surface aesthetics, post-cure treatments or topcoat systems may be applied.
Q4: How should ETERSET 2110-1 be stored to maintain stability?
A: Store in tightly sealed containers in a cool, dry, and well-ventilated area away from direct sunlight, heat sources, and incompatible materials (e.g., strong oxidizers or accelerators). Under these conditions, shelf life is typically 6 months from date of manufacture when unopened.
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E-mail: wangxingqiang@ericwchem.com
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