LIGHT STABILIZER 3853 (CAS:167078-06-0 )

Chemical Name

2,2',6,6'-tetrahydroxybenzophenone

Formula 

C2₇H₅₃N_O2 

Molecular Weight 

423.72  

CAS number

167078-06-0  

Physical Properties

Appearance                                             Pellets  

Melting Range                                         47.5-52.5℃ 

Saponification value mgKOH/g               128～137 

 UV-3853 content                                    ≥28%

Application

>Compared with 770/944/783, 3853 advantages as follows, better stability of light,  chalking and yellowing; non-toxic and low volatility; good no compatibility; no  bleeding, no migration 

>Synergic well with other stabilizer such as High molecular weight HALS and UV  absorber.  

>mainly used in in injection and automotive dosage 0.2~1.2%, recommend dosage  0.6%

Packaging and handling

Packaging: 25Kg/Carton       

Store the product in a cool, dry, well-ventilated area away from incompatible materials. Unless stated, proper storage will permit usage of the product for 12 months from the manufacture date. For additional handling and toxicological information, consult the Material Safety Data Sheet.