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Fluorescent Whitening Agent OB-1
Category : Catalyst and Auxiliary/Textile Auxiliary Agent
CAS NO : 1533-45-5 EC NO : 216-245-3 MF : C28H18N2O2 MW : 414.4547 Product description : Product name: Fluorescent Brightener 393 Alias: 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; ; 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) CAS NO: 1533-45-5 EC NO: 216-245-3 Molecular weight: 414.4547 Structural Formula: Appearance: bright yellow crystalline powder Assay: ≥99.0% Melting Point: 357-359°C Volatile Matters: ≤0.5% Ash: ≤0.1% Uses: This brightener is especially suitable for the p molding processing of a variety of plastics and plastic products at high temperatures; because of its excellent heat resistance, light resistance,resistance to chlorine bleaching properties,it offers good effects to the whitening of polyester fibers and polyester and cotton and other fiber blended fabrics, and can be used for the whitening of polyester dope, similar products are: Whitex SNK, Uvitex ERT, Eastobrite OB-1. 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; Molecular Structure : 
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