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Low-VOC, environmentally compliant formulation meeting global regulatory standards for waterborne coatings.
Excellent hydrolytic stability and storage shelf life (>12 months at 5–35°C).
Good compatibility with acrylic emulsions, amino resins, and common crosslinkers for hybrid systems.
High film hardness and gloss retention after curing, with balanced flexibility and scratch resistance.
Easy dispersion in water without organic co-solvents; low foaming during high-shear mixing.
Waterborne industrial maintenance coatings for metal substrates.
Interior architectural coatings requiring durable, low-odor finishes.
Coil coating primers and topcoats for pre-painted metal (PPM) applications.
Wood coatings for furniture and cabinetry where VOC reduction is critical.
Automotive refinish basecoats and clearcoats in eco-conscious repair shops.
| Chemical Type | Aliphatic water-dispersible polyester resin |
| Product Form | Aqueous dispersion (non-ionic stabilized) |
| Appearance | Opaque white to off-white liquid |
| Solids Content (wt%) | 45.0 ± 1.5% |
| pH (at 25°C) | 7.2 – 8.0 |
| Viscosity (Brookfield RVT, #2 spindle, 20 rpm, 25°C) | 1,200 – 2,500 cP |
| Particle Size (D50) | 80 – 120 nm |
| Minimum Film Formation Temperature (MFFT) | 22 – 26°C |
Q1: What are the primary application areas for YT-3108?
A: YT-3108 is primarily formulated into waterborne industrial coatings for metal substrates, including coil coatings, general metal finishes, and light-duty protective topcoats where low VOC content and good film integrity are required.
Q2: How does YT-3108 compare to solvent-based polyester resins in terms of performance?
A: YT-3108 delivers comparable hardness, gloss retention, and chemical resistance to many conventional solvent-based polyesters, while enabling significant VOC reduction. Film formation relies on proper coalescence and drying conditions, and final properties may require optimization with compatible crosslinkers and additives.
Q3: Is YT-3108 compatible with common waterborne crosslinkers?
A: Yes — YT-3108 is designed to react efficiently with standard water-dispersible melamine-formaldehyde resins and blocked polyisocyanates. Compatibility and cure response should be verified in the final formulation, as pH, ionic strength, and mixing sequence influence stability and reactivity.
Q4: What viscosity range can be expected, and how is it adjusted?
A: YT-3108 is supplied as a stable aqueous dispersion with moderate viscosity suitable for conventional coating equipment. Viscosity can be fine-tuned using small amounts of water or compatible rheology modifiers; excessive dilution may affect film formation and storage stability.
Q5: Does YT-3108 require special handling or storage conditions?
A: Store in tightly sealed containers at temperatures between 5 °C and 35 °C, away from freezing and prolonged exposure to direct sunlight. Avoid contamination with incompatible solvents or highly acidic/basic materials, which could destabilize the dispersion.
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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
