Tinuvin 5050, UV 5050


UV 5050 is a synergistic blend of stabilizers specifically designed for coatings. It provides outstanding performance for a wide variety of clear and pigmented coating systems. It is suitable for both water-borne and solvent-borne applications. Its superior effectiveness is particularly pronounced in improved thermal stability, good
color maintenance and long-term thermal and UV light stabilization.

Chemical Name:

UV absorber 5050 is a blend of CAS No. : a. 104810-48-2, b. 104810-47-1, c. 25322-68-3, d. 41556-26-7 and e. 82919-37-7.


BASF Tinuvin 5050


Appearance: Pale yellow liquid
Odor: Odorless
Boiling point: N/A
Specific gravity: 1.06 (25 o
C, g/mL)
Viscosity (cps) : 900 @25 °
Color (Gardner) : 3.6
Vapor pressure : < 1 mmHg (20 o
(g in 100 ml solvent @20°C)
Butanol : >50
Butyl acetate : >50
Ethyl glycol : >50
MEK : >50
Styrene : >50
TMPTA : >50
Water : <0.2


light stabilizer 5050 is especially recommended for exterior solvent-borne industrial and decorative coatings. The use levels of 5050 range between 0.5% and 4% are recommended for protection. It depends on the substrate and performance requirements of the final application.

Handing and Safety: 

For additional handing and toxicological information, please consult us for Maternal Safety Date Sheet.


30kg/paper barrel for powder, 200/1000kg barrel for liquid.


antioxidant uv stabilizer brochure baoxu chemical 2019