uv absorber 928 cas 73936-91-1

Chemical Name:UV Absorber 928
CAS No.: 73936-91-1
Molecular Formula:C29H35N3O
Molecular Weight: 441.6077
Appearance:Light Yellow Powder

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Description

UV Absorber 928 Details
Chemical Name:UV Absorber 928
CAS No.: 73936-91-1
Molecular Formula:C29H35N3O
Molecular Weight: 441.6077
MolecularStructure:
Appearance:Light Yellow Powder
UV Absorber 928 Typical Properties

Item
Specifications
Results

Appearance
Light Yellow Crystalline Powder
Light Yellow Crystalline Powder

Melting Point
108-112°C
110°C

Volatile
≤ 0.3%
0.2%

Ash
≤ 0.1%
0.05%

Transmittance
460nm
97%
98%

500nm
98%
98.5%

Purity
≥98%
99%

UV Absorber 928 Usag
Suitable for high performance coatings, especially for powder coatings and coil continuous coatings, as well as automotive coatings and conventional coatings.
It is generally better to use together with the light stabilizer UV-292 or UV-123.
UV Absorber 928 Packaging and Shipping
Packing: 25kg/drum, 25kg/carton
UV Absorber 928 Storage
Store in a cool place and keep it sealed to avoid direct sunlight.

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