Light Stabilizer UV-292
- CAS No.41556-26-7
- GradeIndustrial / Pharmaceutical
- Availability● In Stock
High-performance hindered amine light stabilizer designed for superior UV protection in coatings and polymers.
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Product Overview
Light Stabilizer UV-292 represents a high-efficiency hindered amine light stabilizer (HALS) designed to provide exceptional protection against photodegradation in various polymeric materials. This colorless to light yellow transparent liquid is engineered to maintain the aesthetic integrity and mechanical performance of coatings exposed to harsh environmental conditions. By effectively scavenging free radicals generated during UV exposure, UV-292 prevents common failure modes such as cracking, chalking, and surface peeling.
Our manufacturing process ensures a high level of purity, making it an ideal drop-in replacement for leading international brands. The product exhibits excellent solubility in organic solvents, which facilitates easy incorporation into solvent-based systems. It works synergistically with ultraviolet absorbers to maximize the lifespan of the substrate, making it a critical component for formulators seeking long-term durability.
Technical Specifications
| Parameter | Value |
|---|---|
| Appearance | Colorless to light yellow transparent liquid |
| Effective Content | ≥96% (GC) |
| Relative Density | 0.99g/cm3 (20 ℃) |
| Viscosity | 400mPa·s (20℃) |
| Chroma | <50 |
| Freezing Point | ≤-10℃ |
| Transmittance (425 nm) | ≥98% |
| Transmittance (500 nm) | ≥99% |
| Ash Content | ≤0.1% |
| Volatile Matter | ≤0.5% |
Key Performance Benefits
The primary advantage of utilizing UV-292 lies in its ability to significantly extend the service life of coated surfaces. Unlike traditional stabilizers, this hindered amine compound offers superior compatibility with a wide range of resin systems. It ensures that the coating maintains its gloss and color fidelity over extended periods of sunlight exposure. This is particularly vital for outdoor applications where weatherability is a key performance indicator.
Furthermore, the liquid form factor allows for easier handling and mixing during the production process. It reduces the risk of dust formation and ensures homogeneous distribution within the formulation. This leads to consistent quality across batches and minimizes the potential for defects in the final applied film. The synergistic effect with UV absorbers means that formulators can achieve higher protection levels without excessively increasing the additive load.
Industrial Applications
UV-292 is versatile and compatible with a wide range of coating systems. Its primary application lies in the automotive sector, where special coatings require superior weatherability. It is particularly suitable for polyurethane systems due to its solvent compatibility. Beyond automotive finishes, this stabilizer is effective in industrial coatings, coil coatings, and wood coatings, including colored and hybrid varieties.
- Compatible with latex, alkyd, and oil-based systems.
- Effective in one- or two-component polyurethane and epoxy resins.
- Suitable for thermoset and thermoplastic acrylates.
- Used in radiation-cured coatings and inks.
- Enhances performance in polyolefin and unsaturated polyester matrices.
Storage and Packaging
To maintain optimal quality, this product should be stored in a cool, dry, and ventilated environment. Protection from moisture and excessive heat is essential during transportation and warehousing. We offer flexible packaging options to suit industrial needs, including 25KG plastic drums or 200KG iron plastic drums. Our logistics network ensures timely global delivery while maintaining strict safety standards.
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