Tinuvin 120, UV absorber 120, 4221-80-1


UV 120 suitable for stabilizing polypropylene, polyethylene and thermoplastic olefin. It is particularly recommended for the stabilization of polypropylene, polyethylene and thermoplastic olefin (TPO).

Chemical Name:

2,4-Di-tert-butylphenyl 3,5-di-tert-butyl-4-hydroxybenzoate


BASF Tinuvin 120


Appearance: White crystalline powder
Odor: Odorless
Specific gravity: 1.06 @20 °C
Bulk Density: 461 bs/ft3
Assay: 98% min.
Melting point: 193 °C min.
Volatiles : 0.1% max.
Transmittance at 450nm : 98.0% min.
Absorbance at 425nm : 0.2 max.
Retain on 10 mesh : 0%
Retain on 20 mesh : 5% max.
Acid value: 4 max.


Tinuvin 120  is particularly useful in stabilizing pigmented polymers, especially in cases where the pigment itself contributes to the degradation of the polymer. It doesn’t absorb visible light, therefore, it doesn’t add any initial color to the substrate or polymer.

Handing and Safety: 

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


25kg/paper bag, 300/500kg per panel


antioxidant uv stabilizer brochure baoxu chemical 2019