Product Name: Optical brightener OB ( OPTICAL BRIGHTENING AGENT OB; fluorescent brightener OB; fluorescent whitening
agent OB; Uvitex OB; TINOPAL OB; OBA 184; FBA184; C.I.184; optical bleaching agent OB; Clariant Hostalux OB )
Appearance: Light yellow power
CAS No: 7128-64-5
EINECS No: 230-426-4
M.F:C26H26N2O2S
Product Name: Optical brightener OB ( OPTICAL BRIGHTENING AGENT OB; fluorescent brightener OB; fluorescent whitening
agent OB; Uvitex OB; TINOPAL OB; OBA 184; FBA184; C.I.184; optical bleaching agent OB; Clariant Hostalux OB )
Appearance: Light yellow power
CAS No: 7128-64-5
EINECS No: 230-426-4
M.F:C26H26N2O2S
Main Characteristic of Optical brightener OB:
1.Good compatibility with most polymers.Migration endurance
2.Best brightener.in weather resistance
3.Strong brightenness
4.Resistance to become yellow.
Specification of Optical brightener OB:
Items |
Standard |
Appearance |
Light yellow powder |
Assay(HPLC) |
≥98.5% |
Melting point |
355-360℃ |
Volatile |
≤0.5% |
Quality Certificate
ISO9001:2008 -Quality Management System; SGS certification; FDA certification
Package & Storage of Optical brightener OB:
25 KG Drum, 8MT/20'FCL .
also be packed according to customer's needs.
Store closed containers in a cool, dry, well-ventilated area. Avoid exposure to direct sunlight.
Applications of Optical brightener OB:
1. for the whitening of polyester fiber, nylon fiber and polypropylene fiber
2. for the whitening of polypropylene plastics, hard PVC, ABS, EVA, polystyrene and Makrolon
3. to be used in polyester and nylon.