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CAS NO: | 1533-45-5 | HPLC: | 99% |
C.I.: | 393 | Melting Point: | 289-291℃ |
Fineness: | Over 300 Emsh | Odor: | Free Of Odor |
high whitening Optical Brightener Agent OB-I 393 for film CAS NO 1533-45-5
Product Cate | Optical Brightening Agent For Plastic |
Product Name | Optical Brightening Agent OB-1 |
Chemical Name | 2.2’-(4.4’-diphenol vinyl) dibenzoxazol |
CAS No. | 1533-45-5 |
C.I. No. | 393 |
Structural Formula | ![]() |
Molecular Formula | C28H18N2O2 |
Molecular Weight | 414 |
Technical Index | Appearance:yellowish green powderMelting Point:357~359°CPurity:≥99% |
Applications |
1. Suitable for polyester fiber, nylon fiber and polypropylene.2. Suitable for polypropylene plastics, hard PVC, ABS, EVA, polystyrene, polycarbonate etc. |
Properties | Properties & Features: 1. High whitening force, strong fluorescence2. Wide range of application, widely used for the whitening of polyesters, nylon fibre and various plastics.3. Excellent resistance to high temperature |