Description
Optical brightener OB Quick Details
Chemical Name: Optical brightener OB
CAS: 7128-64-5
Molecular Fomula:C26H26N2O2S
Molecular Weight:430.56
Chemical Structure:
Appearance:Yellow greenish powder
Assay: 99%
Optical brightener OB Typical Properties
Item
Specifications
Appearance
Slight greenish yellow powder
Content (HPLC)
≧98%
Melting point
198~203℃
Ash content
≦0.5%
Volatile matter
≦0.5%
Optical brightener OB Usage
For thermoplastics, polyvinyl chloride (PVC), polyethylene (PE), polypropylene (PP), polystyrene (PS), acrylonitrile/butadiene/styrene (ABS), styrene/propylene Nitrile copolymer (SAN), styrene/butadiene copolymer (SB), cellulose acetate (CA), polyamide (PA), polymethyl methacrylate (PMMA), acrylic resin, polyester fiber ( PET), whitening of paints, coatings and inks.
Optical brightener OBPackaging
25kg/drum
