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High-purity bisphenol-A based liquid epoxy resin with low chlorine content.
Excellent compatibility with common amine and anhydride curing agents.
Low viscosity for improved processability in casting, impregnation, and coating applications.
Superior electrical insulation properties and thermal stability up to 130 °C.
Consistent batch-to-batch performance meeting ISO 9001 manufacturing standards.
Electrical encapsulation of transformers, reactors, and high-voltage insulators.
Structural adhesives for aerospace and automotive composite bonding.
Prepreg and filament winding resins for fiber-reinforced polymer (FRP) components.
High-performance coatings for corrosion-resistant industrial tank linings.
Underfill and glob-top materials in semiconductor packaging.
| Chemical Type | Bisphenol-A epoxy resin |
| Product Form | Clear to pale yellow viscous liquid |
| Appearance | Homogeneous, transparent, free of gel particles or sediment |
| Epoxy Equivalent Weight (EEW) | 185–192 g/eq |
| Viscosity at 25 °C | 12,000–15,000 cP |
| Chlorine Content | ≤ 800 ppm |
| Softening Point | 10–15 °C |
| Primary Applications | Electrical insulation, structural composites, protective coatings |
Q1: What is the primary application of KUKDO YD-011A70 epoxy resin?
A: KUKDO YD-011A70 is a liquid bisphenol-A based epoxy resin primarily used as a reactive diluent and viscosity modifier in high-performance coating, adhesive, and composite formulations—especially where improved flow, reduced shrinkage, and enhanced crosslink density are required.
Q2: How does YD-011A70 differ from standard DGEBA resins like YD-128 or EPON 828?
A: YD-011A70 features a lower molecular weight and correspondingly lower viscosity than conventional DGEBA resins, offering better compatibility with fillers and faster wetting in multi-component systems—without sacrificing thermal stability or adhesion performance after curing.
Q3: Is YD-011A70 suitable for food-contact or potable water applications?
A: YD-011A70 is not pre-qualified for direct food-contact or potable water applications. Its suitability for such uses depends on full formulation compliance with applicable regional regulatory frameworks and must be validated through finished-product testing by the end-user.
Q4: What type of curing agents are typically recommended with YD-011A70?
A: YD-011A70 is compatible with common amine-based hardeners (aliphatic, cycloaliphatic, and aromatic), anhydrides, and latent catalysts. Selection depends on the target cure schedule, final property profile, and processing method—e.g., aliphatic amines for ambient-cure coatings, anhydrides for high-temperature composites.
Q5: How should YD-011A70 be stored to maintain stability and performance?
A: Store in tightly sealed original containers at temperatures between 10–30°C, away from moisture, direct sunlight, and strong oxidizing agents. Prolonged exposure to elevated temperatures or humidity may lead to increased viscosity or gelation over time.
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E-mail: wangxingqiang@ericwchem.com
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