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Excellent film-forming capability with high gloss and clarity.
Outstanding abrasion and scratch resistance for demanding end uses.
Low VOC content, compliant with stringent environmental regulations.
Good compatibility with acrylics, cellulose derivatives, and common waterborne additives.
Stable dispersion across a broad pH range (6.5–8.5) and shear conditions.
Waterborne wood coatings for furniture and flooring finishes.
Leather finishing topcoats requiring flexibility and breathability.
Plastic substrate coatings for automotive interior trim and electronics housings.
Textile coatings delivering durable water repellency and soft hand feel.
Industrial maintenance coatings for metal and concrete substrates.
| Chemical Type | Anionic aliphatic polyurethane dispersion |
| Product Form | Opaque white liquid |
| Appearance | Homogeneous milky dispersion, no sedimentation |
| Solids Content (wt%) | 30 ± 1% |
| pH (25°C) | 7.2 ± 0.3 |
| Viscosity (mPa·s, Brookfield RVT, #2 spindle, 20 rpm) | 150–350 |
| Particle Size (D50, nm) | 80–120 |
| Minimum Film Formation Temperature (MFFT) | 15°C |
Q1: What are the primary application areas for Chan Chem L-2980?
A: Chan Chem L-2980 is widely used in water-based coatings and inks for flexible packaging, paper lamination, and textile finishing, where excellent film flexibility, abrasion resistance, and adhesion to low-energy substrates are required.
Q2: Is L-2980 compatible with common waterborne acrylic or styrene-acrylic dispersions?
A: Yes, L-2980 demonstrates good compatibility with many standard waterborne acrylic and styrene-acrylic dispersions, enabling hybrid formulations that balance cost, performance, and environmental compliance.
Q3: How should L-2980 be stored and handled to maintain stability?
A: Store in tightly sealed containers at temperatures between 5°C and 35°C, away from freezing conditions and direct sunlight. Avoid prolonged exposure to high humidity or contamination with incompatible solvents or metal ions.
Q4: Does L-2980 require a catalyst or crosslinker for optimal film formation?
A: L-2980 forms cohesive films via coalescence and physical crosslinking under ambient or mild thermal drying conditions. While it can be further enhanced with suitable water-dispersible crosslinkers for improved chemical resistance, it is fully functional without them in many standard applications.
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
