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High-solids, low-VOC unsaturated polyester resin designed for demanding coil and metal coating applications.
Excellent gloss retention and color stability under UV exposure and weathering conditions.
Superior flexibility and impact resistance on pre-painted metal substrates.
Good compatibility with common amino crosslinkers (e.g., melamine-formaldehyde) for thermoset curing.
Consistent rheology and sprayability in high-speed industrial coating lines.
Coil coatings for architectural and appliance metal panels.
Prefinished metal roofing and wall cladding systems.
Industrial metal furniture and enclosure finishes.
Automotive non-structural exterior trim coatings.
General-purpose high-performance metal protective topcoats.
| Chemical Type | Unsaturated polyester resin |
| Product Form | Liquid, solvent-borne |
| Appearance | Clear to pale yellow viscous liquid |
| Solids Content (wt%) | 70 ± 1% |
| Viscosity (25°C, mPa·s) | 3,500 – 5,500 |
| Density (20°C, g/cm³) | 1.08 – 1.12 |
| Primary Applications | Thermoset coil and metal topcoats |
| Key Features | High gloss, UV resistance, flexibility, crosslinker compatibility |
Q1: What is the primary application area for DUROFTAL VPE 6128 70SNABG?
A: This polyester resin is specifically designed for high-performance coil coating and metal decorating applications, where excellent flow, leveling, and overbake resistance are required on pre-treated steel and aluminum substrates.
Q2: Is DUROFTAL VPE 6128 70SNABG compatible with common crosslinkers used in coil coatings?
A: Yes — it is formulated to react efficiently with standard amino resins, particularly melamine-formaldehyde types, enabling robust cure profiles across typical industrial coil coating line speeds and temperature ranges.
Q3: How does this resin contribute to film performance in demanding environments?
A: It delivers enhanced flexibility, impact resistance, and long-term weatherability — supporting durable gloss retention and color stability under UV exposure and thermal cycling, especially when combined with appropriate pigments and stabilizers.
Q4: Can DUROFTAL VPE 6128 70SNABG be used in low-VOC or high-solids formulations?
A: Yes — its molecular architecture supports formulation flexibility, allowing effective use in medium-to-high solids systems while maintaining viscosity control and spray or roll applicability without excessive solvent demand.
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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
