Optical Brightener Agent OB

Looking for other product? Optical Brightening Agent OB-1 or Optical Brightening Agent PF

Other names: Optical brightening agent OB; Fluorescent Brightener 184
CAS number: 7128-64-5

Molecular formula: C26H26N2O2S
Molecular Weight: 430.56

Characteristics:
Optical brightener agent OB is a bright yellow-green crystal powder. Its melting point is 196-203°C, Decomposition temperature is larger than 220°CIts hard to dissolve in water. It dissolves in paraffin fat, miner oil, wax and common organic solvent. The hue of the fluorescent light is blue light. The wave length of the maximum absorptive light is 375nm (ethyl alcohol).

Specification:

Packing:
In 25kg fiber drum.

Use:
Optical brightener agent OB is mainly used in whitening of thermoplastic, polyvinyl chloride (PVC), polypropylene(PP), polyester fiber, paint and ink.

MSDS: Available when required.