Fluorescent Brightener 378
Name:C.I.Fluorescent Brightener 378
Molecular Structure: Distyryl
Molecular Formula:C30H26O2
Molecular Weight: 418.53
CAS Registry Number:164908-53-6/40470-68-6
Manufacturing Methods :
Properties and Applications:blue. White or light yellow crystalline powder, melting point 216 ~ 222 ℃. Maximum absorption 368 nm, maximum fluorescence reflection 436 nm. Insoluble in water, soluble in Tetrachloroethylene, N, N – Dimethylformamide. Used for cellulose acetate, acrylic, polyester fiber and three vinegar of protoplasm whitening. Also used in all kinds of plastic. Some varieties contain calcium salt as dispersing agent or contains softening agent. Insoluble in general solvent and water.
Acid-proof | Alkali-proof | Chlorine bleaching | Sodium hyposulfite | Light Fastness | Oxygen bleaching | Soaping |
Moderate | Good | Moderate |
List of Suppliers:
Fluorescent Brightener CBS-127,Fluorescent Brightener CF-127,Fluorescent Brightener FP,Fluorescent Brightener FP-127
Nantong Lisi Organic Chemicals Co.,Ltd.(Nangtong Lisi Chemical Auxiliaries Co.,Ltd)
Zhejiang Hongda Chemicals Co.Ltd.
zhejiang euchem Chemical Co., Ltd.
Uvitex FP( Ciba Specialty Chemicals Inc )