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Low-VOC, environmentally compliant formulation meeting global regulatory standards for waterborne coatings.
Excellent film-forming capability with balanced hardness and flexibility at ambient curing conditions.
Superior adhesion to diverse substrates including plastics, metals, and primed wood.
Good hydrolytic stability and freeze-thaw resistance for reliable storage and handling.
Compatible with common waterborne acrylics and crosslinkers for hybrid system formulation.
Interior architectural coatings requiring low odor and rapid dry-through.
Waterborne wood finishes for furniture, flooring, and cabinetry.
Flexible plastic coatings for automotive interior trim and consumer electronics housings.
Industrial maintenance coatings for light-duty metal protection in non-corrosive environments.
Basecoat formulations in eco-friendly decorative coating systems.
| Chemical Type | Anionic aliphatic polyurethane dispersion |
| Product Form | Ready-to-use aqueous dispersion |
| Appearance | Translucent milky liquid, slight blue tint |
| Solids Content (wt%) | 28–30% |
| pH | 7.8–8.4 |
| Viscosity (mPa·s, 25°C, Brookfield RVT #3, 12 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-2976?
A: Chan Chem L-2976 is widely used in waterborne industrial coatings, including flexible packaging laminating adhesives, textile finishing systems, and protective topcoats for leather and synthetic fabrics. Its balanced film-forming properties and compatibility with common co-binders make it suitable for applications requiring good flexibility, abrasion resistance, and low-VOC performance.
Q2: Can L-2976 be blended with acrylic emulsions or other waterborne resins?
A: Yes, L-2976 demonstrates good compatibility with many anionic and non-ionic acrylic emulsions, as well as with certain waterborne polyesters and cellulose derivatives. Blending is typically feasible without phase separation, though formulation stability should be verified under intended storage and processing conditions.
Q3: How does L-2976 perform in terms of heat resistance and film toughness?
A: Films formed from L-2976 exhibit enhanced toughness and moderate heat resistance compared to standard acrylic dispersions, supporting applications where thermal stability during lamination or drying is required. Performance is optimized when fully coalesced and cured—typically achieved through ambient drying followed by mild thermal conditioning.
Q4: Is L-2976 suitable for direct food-contact applications?
A: L-2976 is not pre-certified for direct food contact. While it is a waterborne, solvent-free resin designed for low extractables, regulatory compliance must be evaluated case-by-case based on final formulation, substrate, and intended use conditions. Customers targeting food-contact applications should conduct full migration testing and consult applicable regional regulations.
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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
