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CAS NO.1533-45-5
ISO
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Product Name: |
2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole |
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Synonyms: |
Optical Brightening Agent OB-1 C. I. 393 |
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CAS No: |
1533-45-5 |
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EINECS: |
216-245-3 |
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Molecular Formula: |
C28H18N2O2 |
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Molecular Weight: |
414.45 |
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Physical Properties: |
bright yellow cystal powder
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Specification: |
Specifications
Product name:Optical Brightener OB-1
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 Structural formula:
Molecular weight: 414.4 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 Storage: Should be stored in cool and dry place. |