UV ABSORBER
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Ultraviolet absorbent UV-770
Hangzhou caidie chemical co.,ltd. http://www.caidiechem.com | Updated:2013-06-08 | Source:  | Read:4008

Chemical name  bis (2,2,6,6 - tetramethyl -4 - piperidyl ) sebacate
Formula : C 28 H 52 O 4 N 2 
Molecular weight : 484 
CAS NO. :52829-07-9

Chemical Structure :


Sales Code : PS-770  
Appearance  white or slightly yellow crystalline powder 
Content : ≥ 99%  
Volatile : ≤ 0.5%  
Melting Point : 81-86 ° C  
Ash : ≤ 0.1%  
Transmittance 

Wavelength  nm 

Transmittance  

425

≥ 98

500 

≥ 99



Uses  as a light stabilizer, the product is suitable for polypropylene, polyethylene, polystyrene,  ABS  resin, polyester and polyurethane. With antioxidants and used to improve the heat resistance, and light stabilizer, a synergistic effect, can improve the light stability. . 
Solubility : 25 ° C  Unit : g/100mL solvent 

Solvent 

Acetone 

Benzene 

Chloroform 

Hexane 

Methanol 

Chloromethane 

Water 

Solubility 

19 

46 

45 

38 

40.1 

<0.01 


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