Ultraviolet absorbent UV-5411 Chemical Name: 2-(2'-hydroxy-5'-t-octylphenyl)benzotriazole Chemical Structure: Chemical Formula: C20H25N3O Molecular Weight: 323 CAS NO: 3147-75-9
Specification: Appearance: White to slightly yellowish crystalline powder or granule Melting point: 103-107°C Clarity of solution (10g/100ml Toluene): Clear Color of solution (10g/100ml Toluene): 440nm 96.0% min (Transmission) 500nm 98.0% min Loss on drying: 0.3% max Assay (by HPLC): 99.0% min Ash: 0.1% max
Package: 25kgs Net/ carton
Application: UV- 5411 is a unique photo stabilizer that is effective in a variety of polymeric systems: particularly in polyesters, polyvinyl chlorides, styrenics, acrylics, polycarbonates, and polyvinyl butyal. UV- 5411 is especially noted for its broad range UV absorption, low color, low volatility, and excellent solubility. Typical end-uses include molding, sheet, and glazing materials for window lighting, sign, marine and auto applications. Specialty applications for UV- 5411 include coatings (particularly themosets where low volatility is a concern), photo products, sealants, and elastomeric materials.
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