uv absorber 928 cas 73936-91-1

描述

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.