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• Time of issue:2020-09-14
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(Summary description)Common sense in dyeing 1. There are probably the following types of dyes; 1. Shihlin Dyes: (Vat Dyes): Good color fastness, mainly used for dyeing cotton fabrics; 2. Reactive dyes: relatively complete chromatogram, good color fastness, mainly used for dyeing cotton fabrics; 3. Sulfur dyes: mainly used for dyeing cotton fabrics, mainly in black and grass green; 4. Direct dyes: the chromatogram is relatively complete, the dyeing method is simple, but the color fastness is poor; 5. Disperse dyes: good color fastness, complete chromatogram, mainly used for dyeing polyester and nylon spinning, etc., and the amount in the market is large; 6. Acid dyes (acid mordant, acid mordant dyes): mainly used for dyeing silk and nylon; 7. Cationic dyes; used for dyeing acrylic fabrics, and also used for dyeing modified polyester fabrics, with beautiful colors; 8. Ice dyes (azo dyes): mainly used for dyeing cotton fabrics; 9. Coating: for dyeing and printing fabrics with poor fastness; 10. Fluorescent dye: has a fluorescent effect. 2. The shade of fabric color is mainly divided by the amount of dye. If the amount of dye is less than 1%, the amount of light-colored dye is 1-3%, and the amount of medium-colored dye is more than 3%, which is dark color.