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UV Stabilizer
UV-9 (BP-3)
Chemical name:

2-Hydroxy-4-methoxy-benzophenone  【MSDS】

Equivalent: Cyasorb UV 9(Cytec) / Lowilite 20(Great Lakes)
Structural formula:
Molecular formula: C14H12O3
Molecular weight:

228.25

CAS NO.: 131-57-7
Physical properties:

Appearance: Pale yellow granule powder

Melting range: 62.5DC

Flash point: 100DC min Bulk density: Not available

Solubility@20DC(g/100g solvent)

Water : Insoluble Alcohol : 5.8
Benzene : 47.5 Xylene : 56.2
Specifications:

Appearance

: Yellowish powder

Melting point

: 62℃~66℃

Volatile

: 0.5% max

Assay

: 99% min

Ash

: 0.1% max

Applications:

UV-9 is a high-efficient UV radiation absorbing agent, capable of effectively absorbing UV radiation of 270-340 nm wavelength ,but it almost does not absorb visible light, particularly applicable to light-colored transparent products. It is well stable to light and heat, not decomposable below 200°C, applicable to paint and various plastic products, particular effective to PVC, PS, PU, acrylic resin, light-colored transparent furniture, as well as to cosmetics , with the dosage of 0.1-0.5%.

Packing:

25kg net cardboard drum

 
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