Hight whitening of Optical Brightener Agent EBF-185 for dyeing CAS NO12224-41-8
Product Name | Optical Brightening Agent EBF |
---|---|
Chemical Name | 2.5-bis-(benzoxazol-2-)thiophene |
CAS No. | 12224-41-8 |
C.I. No. | 185 |
Structural Formula | ![]() |
Molecular Formula | C18H10N2O2S |
Molecular Weight | 318 |
Technical Index | Appearance:Bright-colored light yellowist crystal powder Melting Point:216~220°C Purity:≥99% |
Uses | Used in polyester and its blended fabrics brightening, and appalicable in both exhause and padding dyeing, this product is of high light fastness (grade 7-8), excellent stability against acid, alkali, hard water, peroxide and chlorite bleaching. This item is close to Uvitex EBF(Huntsman). |
Dosage |
Exhaust dyeing under high temperature 2, Continuous padding 3,Single-stage optical brightening&resin finishing |