Description
Optical brightener PF
CAS NO:12224-12-3
C.I. NO: 135
Chemical name: 2,2′-(1,2-Ethenediyl)bis(5-methylbenzoxazole)
Chemical formula: C18H14N2O2
Molecular weight: 290
Specification
| Appearance | Light yellow crystal powder |
| Shade | Red |
| Melting point | 186-188℃ |
| Active content | ≥98% |
Characteristics
Light yellow crystal powder, not dissolve in water, can dissolve in a lot of organic solvents, excellent fastness to light transfer.
Application
Mainly used for whitening and brightening of PVC, and high-grade papers.
Can be mill to the slurry for whitening of polyester fiber.
Package & storage
25kg per drum with PE liner. Store in a dry warehouse.
