Ultraviolet absorbent UV: component 2-(methyl-5 '-2 '-hydroxy) phenyl-benzo-triazole

Ultraviolet absorbent UV properties and uses

Appearance colorless or light yellow min. Soluble in many organic solvents such as gasoline, benzene, acetone. Minimum solubility in water, not to be concentrated alkalis, concentrated acid decomposition. Synthesis of heavy metal ions and salts. Can 270~280nm absorption wavelength of ultraviolet light. Melting point 130~131.

Ultraviolet absorbent UV is mainly used for polyester, chlorine-PVC, polystyrene, polyester, acetate, acrylic, acrylic resin. Stability in transparent products in coloring products are better. Products in the amount of 0.%~0.5%.