Advantage:
- UV absorber UV-327 is a benzotriazole type ultraviolet absorber, capable of absorbing ultraviolet rays ranging from 270 to 400 nm, with an absorption peak at 353 nm. It has the characteristics of good compatibility, low volatility, good thermal stability, and high absorption efficiency.
- It is suitable for polyethylene, polypropylene, polyurethane, polyformaldehyde, polyvinyl chloride, polystyrene, polymethyl methacrylate, ABS resin, epoxy resin, unsaturated resin, and cellulose resin. The general dosage is 0.1-0.5%.
Applications:
Used in polyolefin, PVC, PMMA, POM, PU and ABS resin.This product is particularly suited to polypropylene fiber.
Package:
25KG cartons or drums
Storage and Transportation:
Keep container tightly closed and dry and storage in cool place.
Note: The data contained here are based on our current knowledge and experience. It is the responsibility of user to test our products before the final application.
Technical Specifications
- Product Name: UV absorber UV-327
- CAS No.: 3864-99-1
- Chemical Name:2-(2'-Hydroxy-3',5'-di-tert-butylphenyl)-5-chlorobenzotriazole
- Molecular Formula: C20H24N3OCl
- Molecular Weight: 357.9
- Other Name:Tinuvin 327,Uvinul 3027,Sumisorb 405
- Appearance: Yellowish crystalline powder
UV absorber UV-327 |
Melting Point | 154-157℃ |
Purity | ≥99% |
Ash | ≤0.1% |
Loss On Drying | ≤0.5% |
Density | 1.28g/cm3 |
Transmittance | 460 nm≥95% 500 nm≥97% |
Recommended dosage | PE | PVC | PP | ABS resin |
0.2-0.4% | 0.2-0.5% | 0.3-0.6% | 0.3-0.5% |
