- Category :
Dyestuffs and Pigments
- CAS NO : 1533-45-5
- EC NO : 216-245-3
- Molecular Formula : C28H18N2O2
- Main Specifications :
- Synonyms : Fluorescent Brightener OB-1;FBA393£»2,2'-(4.4'-diphenol vinyl)di-henzoxazol ;2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole;FBA 393;4,4'-bis(benzoxazol-2-yl)stilbene;Optical Brightener OB-1;C.I. 393;Fluorescent whtening agent OB-1;Fluorescent Whitening Agent OB-1;2,2'-(ethene-1,2-diyldibenzene-4,1-diyl)bis(1,3-benzoxazole);2,2'-[(E)-ethene-1,2-diyldibenzene-4,1-diyl]bis(1,3-benzoxazole);Optical Brightening Agent OB-1;Optical Brightner OB-1;ptical Brightening Agent OB-1;4,4-Bis(2-Benzoxazolyl) Stilbene;
Package: 25kg/Cardboard drum
Molecular Structure:
Product description:
Specifications
Product name:Optical Brightener OB-1
Appearance:Greenish yellow granules
Synonyms: 2,2'-(1,2-ethenediyldi-4,1-phenylene)bisbenzoxazole; Fluorescent Brightener OB-1; Fluorescent Brightener 393; 2,2-(4,-4`-Vinyl Biphenyl)Dual Benzoxazole
CAS No.:1533-45-5
Structural No.: C.I.393
Molecular formula: C28H18N2O2
Molecular weight: 414.4
Appearance: Greenish yellow granules
Melting point:353-359oC
Assay:99% min
Package: Packed in 25kgs fiber drum with double PE liners, or according to customers' request.
Applications:Optical Brightener OB-1 is the best whitening agent for polymer fiber,and it is also widely used in plastics,such as PP,ABS,PS,HIPS,PA,PC,EVA,rigid PVC etc.
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