Ultraviolet Absorbent UV-9

Name:Ultraviolet Absorbent UV-9
Chemical Name:2-Hydroxy-4-methoxybenzophenone

Synonyms:2-Hydroxy-4-Methoxy benzophenone,(2-hydroxy-4-methoxyphenyl)(phenyl)methanone,Benzophenone-3,BP-3,UV-9
Chemical Formula:C₁₄H₁₂O₃
CAS NO.:131-57-7
Structural Formula:
Specifications:

Appearance	Light yellow crystalline powder
Content	≥99%
Melting point	62-64°C
Ash	≤0.1%
Loss on drying	≤0.5%
Solubility	Benzene: 56.2%; n-hexane: 4.3%; ethanol (95%): 5.8%; Carbon tetrachlornamee: 34.5% ; styrene: 51.2%; DOP: 18.7%

Features and Uses:
UV-9 is a high-efficienct UV radiation absorbing agent, capable of effectively absorbing UV radiation of 270-340 nm wavelength ,but BP-3 almost does not absorb visible light, particularly applicable to light-colored transparent products. UV absorbent UV-9 is well stable to light and heat, not decomposable below 200°C, applicable to paint and various plastic products, particular effective to polyvinyl chloirde, polystyrene, polyurethane, acrylic resin, light-colored transparent furniture, as well as to cosmetics , with the dosage of 0.1-0.5%.
Packing and storage:

Benzophenone-3 is nontoxic, inflammable, noncroddible and well stable, packed in cardboard drums lined with plastic bags with the net capacity of 25 kg per bag, or according to customers' requirements.