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中文名称:荧光增白剂 393
中文别名:荧光增白剂OB-1; 2.2'-(4,4'-二苯乙烯基-)双苯并噁唑; FBA 393; 荧光增白剂 OB-1; 2,2'-(4,4'-二苯乙烯基-)双苯并噁唑;
英文名称:Fluorescent Brightener 393
英文别名: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
CAS号: 1533-45-5
EINECS号:216-245-3
分子式: C28H18N2O2
分子量: 414.4547
密度: 1.281g/cm3
熔点: 357-359℃
沸点: 566.8°C at 760 mmHg
闪点: 285.1°C
蒸汽压: 2.79E-12mmHg at 25°C
物化性质:
外观:亮黄色结晶粉末
熔点:357-360℃
纯度:≥98.50%
紫外吸收波长:374nm
紫外吸收波长:434nm
产品用途:
用于聚酯原液增白,特别适于涤纶纤维的增白及涤纶与棉和其他混纺织物的增白,还可用于塑料制品的增白
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