Fluorescent Whitening Agent NT-1 in slurry (FBA199)
Properties: NT-1, a new type of whitening agent for polyester fiber, is one of the diphenylethylene compounds and similar to the foreign brands such as Blankophor ER , Whitex ERB and Ultraphor RN. The high concentrated commercial NT-1 is a light yellowish green nonionic dispersed solution, which is stable when used together with cationic softeners and can be used together with sodium hypochlorite, hypochlorite, hydrogen peroxide and reductive bleaching agent in a bath.
Applications: The product is suitable for whitening and brightening polyester fabrics or cotton-polyester blend fabrics and whitening plastic products as well. The product is compatible with pad dyeing hot-melt process, high temperature-pressure dip-dyeing process and low temperature adsorbing and fixing dip-dying process.
Direction for use and dosage: Pad dyeing process:NT-1 whitening agent 2~4g/l;twice dipping and twice padding -100℃pre-drying -180~200℃-curing for 20~30s for setting.(Water wash can be dispensed with.) High-temperature-pressure dip-dyeing process:NT-1 whitening agent 0.2~0.6% (O.W.F); bath ratio 1:30; adjust the PH value to 4~5; Keeping dyeing temperature at 130℃ for 60min. -reduction clearing -drying.
Specifications:
Item |
Indices |
Appearance |
light yellow (with slight grass green) dispersed liquid |
Whitening intensity |
100 points |
Hue |
approximate to that of the standard agent |
Granule fineness(number of the granules having sizes≥ |
≤3 |
Packaging and storing : Filled in plastic kettles, 10kg each, and packages in cardboard boxes, 2 kettles each. Stored in cool and ventilated place.
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