Hopebright OB
Chemical name : 2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene
Structural formula：
Molecular formula: C 26 H 26 N 2 O 2 N
Molecular weight: 430
Properties:
Light green powder, odorless, soluble in alkane, fat, mineral oil,paraffin and most organic solvents
Technical conditions:
Appearance: light green powder
Chromatic light: bluish white
Purity: ≥99%
M.P.: 198～203℃
Fineness: over 100 meshes
Use:
Special suitable for the whitening of polyolefine, PA, PAN etc. Widely used for film, injection and extrusion materials. Suitable
for all plastic processing. It also can be used in paint, printing ink and coating.
Dosage: 0.01-0.05%
Package:
It is packed in 25Kgs carton, drum or according to the requirements of users.
Notes:
1: Product literature is only for reference. For any technical or application problems, pls. contact us.
2: Our technical advices both in oral or graphic form are with great sincerity. However, users have the responsibility to test our
products for their suitability to your technical process or specific use, which is totally out of our control.
