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High chemical resistance to solvents, acids, and alkalis in cured coatings.
Excellent weathering and UV stability for long-term outdoor performance.
Good flexibility and impact resistance without compromising hardness.
Low viscosity enabling high-solids formulation and efficient application.
Designed for compatibility with melamine formaldehyde crosslinkers in thermoset systems.
Automotive OEM clearcoats and topcoats.
Industrial maintenance coatings for metal substrates.
Powder coating base resins for architectural aluminum profiles.
High-performance coil coatings requiring durability and gloss retention.
General-purpose decorative and protective finishes for appliances and furniture.
| Chemical Type | Saturated polyester resin |
| Product Form | Liquid, solvent-based |
| Appearance | Clear, pale yellow liquid |
| Primary Applications | Thermoset coatings (melamine-cured), powder coatings, high-solids liquid coatings |
| Key Features | High crosslink density, low volatile organic content (VOC), excellent flow and leveling |
| Benefits | Enhanced corrosion protection, superior gloss and color retention, reduced film defects |
| Recommended Crosslinker | High- or medium-amino melamine formaldehyde resins |
Q1: What is the primary application area for DYNAPOL S 1402?
A: DYNAPOL S 1402 is primarily used as a binder resin in high-performance powder coatings for architectural and industrial metal substrates, where excellent flow, gloss retention, and weather resistance are required.
Q2: Is DYNAPOL S 1402 compatible with standard curing agents for polyester-based powder coatings?
A: Yes, it is specifically designed to react efficiently with common crosslinkers such as triglycidyl isocyanurate (TGIC) and hydroxyalkyl amide (HAA) hardeners, enabling robust film formation under typical thermal cure conditions.
Q3: How does DYNAPOL S 1402 contribute to coating durability?
A: Its saturated polyester backbone provides enhanced resistance to UV degradation and chalking, supporting long-term gloss stability and color retention in exterior applications without relying on aromatic structures that may compromise weatherability.
Q4: What handling or storage precautions should be observed?
A: Store in a cool, dry place away from direct sunlight and moisture. Keep containers tightly sealed to prevent absorption of ambient humidity, which may affect flow behavior during extrusion or electrostatic application.
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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
