- Payment Terms:
- Min. Order Quantity:
- 100 Kilogram
- UV 328
- Production capacity:
- 50 Ton/Metric Ton/Month
- Delivery time:
- 10 days
Chemical name: 2-(2'-Hydroxy-3', 5'-di-tert-amylphenyl) benzotriazole
Appearance: Slightly yellow powder
Assay (HPLC), %: ≥ 99
Melting point，℃：80-88 Ash, %: ≤0.1
Loss on drying, %: ≤ 0.5 Transmittance 460nm≥96%
Application UV ABSORBER HOSORB-328 is a benzotriazole UV absorber with strong absorption of ultraviolet radiation in the 300-400nm region. It offers excellent light stability to organic substance, good compatibility and outstanding solubility in plastics. It is used in the light stabilization of a wide range of plastics, including polyolefins, polyurethanes, PVC, acrylics, styrenic polymers, unsaturated polyesters, and others. It is also useful in the light stabilization of adhesives and solvent-based coatings. info at
Guangzhou Chengshuai Co., LTD., is a specialized company for fine chemicals located in Guangzhou, China. We are dedicated to the development and sales of polymer additives including antioxidants, UV absorbers and light stabilizers for plastic and rubber industry, paints, printing inks, oils etc.
Our production base was set up in 2010, mainly producing rubber and plastic additives. We possess a strong production capacity of 2500mt annually. With the experienced technicians and complete inspection equipment, the quality of our products is excellent. Our products are highly praised by our customers. We focus on the needs of the customers and market trends, respond with real-time services and offer our customers a wide range of products and various solutions.