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Whitening agent PS-D
Technical indicators:
Appearance: light yellow dispersion
Fluorescence intensity: 255-275
Main components:
Double styrene derivatives
Performance and features:
The product has to use less, improve whiteness, advantages of hair color temperature, is highly desirable in warm polyester hair color type fluorescent brighteners.
Scope:
Mainly used for polyester and blended fabrics whiten and brighten, especially for padding ﹑ temperature or high temperature dip process.
Usage:
Padding melt method: the amount 1-3g / l
Process: Second Baptist two rolls (rolled more than 70%) → pre-drying (100 ℃) → baking (170-200 ℃ × 60 sec)
Dip method: the amount 0.1-0.3g / l (owf)
Bath ratio: 1: 10-30
Dyeing temperature: 98-110 ℃
Holding time: 30-60 minutes
PH: 6-13
Next product： Desizing enzyme B-M
