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GESR901 is a high-performance, low-viscosity epoxy resin offering excellent adhesion, thermal stability, and electrical insulation—ideal for composites, aerospace, and electronic encapsulation.
High purity bisphenol-A based liquid epoxy resin with consistent molecular weight distribution.
Excellent thermal stability and low ionic impurity content for reliable electrical insulation performance.
Optimized viscosity (12,000–14,000 cP at 25°C) enabling efficient processing in casting, potting, and laminating applications.
Superior adhesion to metals, glass fibers, and cured thermoset substrates without primer requirement.
Low chloride content (<300 ppm) ensuring corrosion resistance in demanding electronic and aerospace environments.
Electrical encapsulation and potting of high-voltage transformers and sensors.
Structural adhesive formulations for automotive composite bonding.
Prepreg and laminate resins for FR-4 printed circuit board (PCB) manufacturing.
Wind turbine blade matrix resin in conjunction with hardeners and fillers.
High-performance coatings for offshore and chemical plant infrastructure.
| Chemical Type | Bisphenol-A diglycidyl ether (DGEBA) |
| Product Form | Clear, low-viscosity liquid |
| Appearance | Water-white to pale yellow, transparent |
| Epoxy Equivalent Weight (EEW) | 185–192 g/eq |
| Viscosity (25°C) | 12,000–14,000 cP |
| Chlorine Content | ≤300 ppm |
| Color (Gardner) | ≤2 |
| Volatile Content | ≤0.3 wt% |
Q1: What is the primary functional role of GESR901 in epoxy formulations?
A: GESR901 functions as a reactive diluent and viscosity modifier, enabling improved processability while maintaining crosslink density and thermal stability in cured systems.
Q2: Is GESR901 compatible with standard amine-based hardeners?
A: Yes, GESR901 demonstrates broad compatibility with aliphatic, cycloaliphatic, and aromatic amine hardeners, supporting consistent reactivity and cure profile across common industrial curing systems.
Q3: How does GESR901 affect the final mechanical properties of cured epoxy?
A: When incorporated at typical usage levels, GESR901 helps retain tensile strength and glass transition temperature (Tg) while reducing internal stress—contributing to enhanced crack resistance and dimensional stability in demanding applications.
Q4: Can GESR901 be used in coatings requiring low VOC content?
A: Yes, GESR901 is a low-volatility, non-reactive-diluent-free epoxy resin that supports VOC-reduced formulations without sacrificing film integrity or adhesion performance.
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