Optical brightener Ob cas 7128-64-5
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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), acrylic resin, polyester fiber ( PET), whitening of paints, coatings and inks.
Optical brightener OBPackaging
25kg/drum
