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High reactivity with standard MEKP catalysts for rapid room-temperature gelation.
Excellent mechanical strength and dimensional stability after full cure.
Low styrene emission profile compliant with modern industrial VOC guidelines.
Superior compatibility with glass fiber reinforcements and common fillers.
Consistent batch-to-batch viscosity and acid value for reliable process control.
Fiberglass-reinforced plastic (FRP) tanks and chemical storage vessels.
Corrosion-resistant ducting and exhaust systems in industrial HVAC.
Marine deck components and hull laminates requiring moisture resistance.
Automotive under-hood composite parts exposed to thermal cycling.
Industrial grating and structural profiles for wastewater treatment plants.
| Chemical Type | Unsaturated orthophthalic polyester resin |
| Product Form | Liquid, ready-to-use |
| Appearance | Clear, pale yellow liquid |
| Viscosity (25°C) | 350–450 mPa·s |
| Acid Value | 18–22 mg KOH/g |
| Gel Time (with 1.0% MEKP, 25°C) | 12–16 minutes |
| Density (25°C) | 1.11–1.13 g/cm³ |
| Styrene Content | 41–43 wt% |
Q1: What is the primary application field for EL-6100?
A: EL-6100 is a high-performance unsaturated polyester resin designed primarily for demanding composite applications, including marine laminates, industrial corrosion-resistant linings, and structural pultruded profiles where excellent mechanical strength, dimensional stability, and chemical resistance are required.
Q2: Is EL-6100 compatible with standard peroxide initiators?
A: Yes, EL-6100 is formulated to be readily curable with common low-temperature peroxide initiators such as methyl ethyl ketone peroxide (MEKP), and it demonstrates reliable gel time and through-cure performance under typical ambient and elevated temperature conditions.
Q3: How does EL-6100 perform in humid or high-moisture environments during processing?
A: EL-6100 exhibits good moisture tolerance during lay-up and initial cure stages, supporting consistent resin flow and reduced risk of surface blush or tackiness—making it suitable for open-mold applications in moderate humidity conditions without requiring strict environmental controls.
Q4: Can EL-6100 be blended with other resins or additives?
A: Yes, EL-6100 is generally compatible with common styrene-based diluents, thixotropic agents, and pigment pastes. Blending with vinyl ester resins may be feasible for hybrid formulations, but compatibility and cure behavior should be verified experimentally prior to full-scale use.
Q5: What safety precautions should be observed when handling EL-6100?
A: As with all unsaturated polyester resins, appropriate personal protective equipment—including nitrile gloves, chemical-resistant goggles, and adequate ventilation—is recommended during handling and processing. Avoid prolonged skin contact and inhalation of vapors or mist; consult the Safety Data Sheet for detailed hazard information and first-aid measures.
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
