optical brightener OB - [ Sell Product ]

Place of Origin : Jinan,China
Post Date : 26-09-2010
Expiry Date : 26-10-2011

Trade Description

Key Words: Optical Brightening Agent OB, Optical Brightener OB, Fluorescent Brightener OB, Optical Whitening Agent OB, Brightener OB

Typical Properties:

Chemical Name: 2,2-(2,5-Thiophenediyl) Bis[5-(1,1-dimethylethy)]
Benzoxazole
Molecular Formula: C27H27O2N2S
Molecular Weight: 443
CAS No.: 7128-64-5
C.I.: 184

Specifications:

Appearance: Yellowish Or Yellowish Green Crystal Powder
Assay: 99% Min.
Melting Point: 196-203
Ash: 0.3% Max.
Volatile Content: 0.3%max.
Particle Size: 200 Meshes
Max. Absorption Wavelength: 375nm(in Ethanol)

Application:

It Can Be Used To Whiten PVC, Polystyrene, Polypropylene, PA, PMMA, PE,PP, Paint, Coating, Printing Ink And So On.

Packing:

25kg / Fiber Drum With PE Liner