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High epoxy equivalent weight (EEW) for balanced reactivity and extended pot life in solvent-based systems.
Excellent compatibility with common epoxy curing agents and aromatic/aliphatic solvents.
Superior film-forming capability yielding smooth, high-gloss, and chemically resistant coatings.
Good adhesion to steel, aluminum, and concrete substrates without requiring specialized primers.
Stable viscosity profile over time, ensuring consistent sprayability and application performance.
Heavy-duty industrial maintenance coatings for offshore platforms and refineries.
Corrosion-resistant primers and mid-coats in marine and shipbuilding applications.
Protective topcoats for storage tanks, pipelines, and chemical processing equipment.
High-performance floor coatings in pharmaceutical and food-processing facilities.
Electrical insulation varnishes for transformers and motor windings.
| Chemical Type | Bisphenol-A based liquid epoxy resin solution |
| Product Form | Clear to pale yellow viscous liquid |
| Appearance | Homogeneous, transparent, free from gels or sediment |
| Solvent System | Aromatic hydrocarbon blend (e.g., xylene/white spirit) |
| Epoxy Equivalent Weight (EEW) | 480–520 g/eq |
| Viscosity (25°C, Brookfield RV, spindle #4, 20 rpm) | 8,000–12,000 cP |
| Volatile Organic Content (VOC) | Approx. 55–60 wt% |
| Non-Volatile Content (NV) | 40–45 wt% |
Q1: What is the primary application of YN2837A80 in industrial coatings?
A: YN2837A80 is primarily formulated into high-performance solventborne epoxy primers and intermediate coats for corrosion protection—especially in marine, offshore, and heavy-duty industrial maintenance applications where adhesion to steel substrates and chemical resistance are critical.
Q2: How does YN2837A80 differ from waterborne or solid epoxy resins?
A: As a solventborne liquid epoxy resin, YN2837A80 offers higher solids content and better compatibility with traditional solvent-based curing agents compared to waterborne systems, while providing easier handling and lower viscosity than solid epoxy resins—making it suitable for conventional spray application without extensive reformulation.
Q3: Which types of curing agents are commonly used with YN2837A80?
A: YN2837A80 is typically crosslinked with standard amine-based hardeners—including aliphatic, cycloaliphatic, and aromatic polyamines—as well as polyamide and amidoamine adducts—depending on the desired cure speed, flexibility, and end-use environmental exposure requirements.
Q4: Is YN2837A80 suitable for food-contact or potable water applications?
A: YN2837A80 is not pre-qualified for direct food-contact or potable water applications. Its suitability for such uses depends entirely on full system formulation—including compatible hardeners and additives—and must be validated through applicable regulatory assessments by the final coating manufacturer.
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E-mail: wangxingqiang@ericwchem.com
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