Optical Brightening Agent DP-3 Chemical name Stilbene derivative Structural formula Specification Appearance: Grey liquid Fluorescent Color: Similar to the standard sample Whitening strength: 100±3( compared with standard sample) PH value 6.0~8.0 Ionic character nonionic Treating process: 1） Exhausting process: Dosage: 0.1-0.3% Bath ratio:1:10-20 Temperature: 98-100℃，or 120-130℃ Time: 30-60 min PH value: 6-12 2) Padding process: Dosage: 1.0-3.0g/l Temperature: 180-190℃ Time: 20-30 seconds Use: Mainly used in whitening of polyester fabric and its blends with strong fluorescence, whitening performance, good fastness to light, wash and excellent fastness to sublimatiom. Package: 30Kg/125Kgs plastic barrel.
Mainly used in whitening of polyester fabric and its blends with strong fluorescence, whitening performance, good fastness to light, wash and excellent fastness to sublimatiom