Optical Brightener OB-1

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Optical Brightener OB-1
Posting date : Jan 31, 2012
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32-
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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 powder Melting Point:357~359°C Purity:≥99% Uses Mainly be used in whitening of polyester and plastic, as well in whitening of Nylon during polymerization.

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