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Low-VOC, environmentally compliant formulation meeting global regulatory standards for waterborne coatings.
Excellent film-forming capability with high gloss retention and superior clarity after drying.
Outstanding flexibility and abrasion resistance, even at low film thicknesses.
Good compatibility with acrylic emulsions and cellulose derivatives for hybrid formulation design.
Stable dispersion across pH 7.5–8.5, enabling robust storage and processing stability.
Waterborne wood coatings for furniture and interior joinery.
Flexible packaging laminating adhesives requiring FDA-compliant migration profiles.
Leather finishing topcoats demanding high scuff resistance and breathability.
Industrial maintenance coatings for metal substrates in mild corrosion environments.
Textile coating binders for technical fabrics requiring wash-fastness and elasticity.
| Chemical Type | Anionic aliphatic polyurethane dispersion |
| Product Form | Aqueous dispersion |
| Appearance | Opaque white to slightly bluish liquid |
| Solids Content (wt%) | 30.0 ± 1.0% |
| pH (at 25°C) | 7.8–8.2 |
| Viscosity (mPa·s, Brookfield RVT, #3 spindle, 20 rpm) | 150–350 |
| Particle Size (D50, nm) | 80–120 |
| Minimum Film Formation Temperature (MFFT) | 12–15°C |
Q1: What are the primary application areas for Chan Chem L-3926?
A: Chan Chem L-3926 is widely used in high-performance waterborne coatings for flexible substrates, including synthetic leather finishing, textile coatings, and decorative laminates where excellent film flexibility, abrasion resistance, and low-temperature film formation are required.
Q2: Can L-3926 be blended with other waterborne resins or additives?
A: Yes, L-3926 demonstrates good compatibility with common waterborne acrylics, polyacrylates, and crosslinkers such as aziridines or carbodiimides. Compatibility testing under actual formulation conditions is recommended to confirm stability and performance synergy.
Q3: How does L-3926 perform in terms of drying behavior and film formation?
A: L-3926 forms continuous, cohesive films at ambient temperatures and exhibits rapid initial water evaporation, supporting efficient production line throughput. Final film properties—including hardness development and chemical resistance—typically mature over 24–72 hours depending on temperature, humidity, and film thickness.
Q4: Is L-3926 suitable for low-VOC or eco-label compliant formulations?
A: Yes — as a waterborne dispersion with negligible organic solvent content and no added APEOs or heavy metals, L-3926 supports formulations targeting major environmental certifications, provided all co-ingredients and processing methods also meet relevant criteria.
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E-mail: wangxingqiang@ericwchem.com
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