Ingredients : 3 - hydroxy -4 - octyloxy benzophenone
Formula : C 21 H 26 O 3
Molecular weight : 326
CAS NO. : 1843-05-6
Chemical Structure :
Sales Code : PS-531
Technical Specifications :
Appearance : light yellow crystalline powder
Content : ≥ 99%
Melting Point : 47-49 ° C
Loss on drying : ≤ 0.5%
Ash : ≤ 0.1%
Transmittance :
|
Wavelength nm
|
Transmittance %
|
|
450
|
≥ 90
|
|
500
|
≥ 95
|
Toxicity : non-toxic, rat oral LD 50 = 12g/Kg weight.
Usage : As a UV absorber mainly for polyolefins can also be used resins, polystyrene, polyester, polyamide, such as plastic, the maximum absorption wavelength range 300-375nm , general amount of 0.2-0.6% .
Solubility : 25 ° C Unit : g/100mL solvent
|
Solvent
|
Acetone
|
Benzene
|
Methanol
|
Heptane
|
Ethanol (95%)
|
N-hexane
|
Water
|
|
Solubility
|
74
|
72
|
2
|
40
|
2.6
|
40.1
|
<0.5
|
|