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High-purity bisphenol-A based liquid epoxy resin with low chlorine content.
Excellent compatibility with standard amine and anhydride curing agents.
Consistent viscosity and molecular weight distribution for reliable process control.
Superior electrical insulation properties and thermal stability after curing.
Low volatility and minimal odor, supporting safer handling in industrial environments.
Electrical encapsulation and potting compounds for transformers and sensors.
High-voltage insulators and bushings requiring long-term dielectric performance.
Composite matrix resin for filament-wound pressure vessels and structural laminates.
Adhesives and coatings in aerospace and automotive under-hood components.
Prepreg systems for printed circuit board (PCB) laminates and advanced electronics substrates.
| Chemical Type | Bisphenol-A diglycidyl ether (DGEBA) |
| Product Form | Clear, low-viscosity liquid |
| Appearance | Pale yellow to water-white, transparent |
| Epoxy Equivalent Weight (EEW) | 184–190 g/eq |
| Viscosity (25°C) | 12,000–14,000 cP |
| Chlorine Content | ≤ 700 ppm |
| Softening Point | 12–16°C |
| Volatility (105°C, 2 hrs) | ≤ 0.3 wt% |
Q1: What is the primary application of KUKDO YD-011MTB50 Epoxy Resin?
A: KUKDO YD-011MTB50 is a low-viscosity, bisphenol-A-based epoxy resin designed primarily for use in high-performance electronic encapsulation, underfilling, and advanced packaging applications where thermal stability, low shrinkage, and strong adhesion to substrates such as silicon, copper, and molded compounds are required.
Q2: How does YD-011MTB50 differ from standard liquid epoxy resins?
A: Unlike conventional liquid epoxies, YD-011MTB50 features a tailored molecular weight distribution and optimized reactivity profile, enabling faster cure kinetics with common amine or anhydride hardeners while maintaining excellent flow control and reduced outgassing—critical for fine-pitch semiconductor assembly processes.
Q3: Is YD-011MTB50 compatible with common epoxy curing agents?
A: Yes, it demonstrates broad compatibility with standard epoxy hardeners including dicyandiamide (DICY), aromatic amines, and acid anhydrides. Formulators typically adjust stoichiometry and catalyst levels based on desired gel time and glass transition temperature (Tg) targets.
Q4: What handling precautions should be observed during processing?
A: As with most reactive epoxy resins, standard industrial hygiene practices apply: use in well-ventilated areas, avoid prolonged skin contact, and wear appropriate PPE (e.g., nitrile gloves, safety goggles). The material is not classified as highly hazardous but may cause sensitization with repeated unprotected exposure.
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