Yunqing R&D has successfully developed a complete process for extracting pigments from Chinese herbal medicines and agricultural wastes 、 dyeing and finishing fabrics according to ecological and low-carbon processes. It has three invention patents.
The entire process has achieved zero emissions of hazardous chemicals, and more than 90% of the production water is reused.
The Dyestuffs & Auxilaries are all from natural materials.
Method (1)： Enzyme
Method (2)： NaOH 、Hydrogen peroxide (H2O2)
1. Natrual dyestuff
aluminum potassium sulfate
3. Fixing agent ：Vitamin series
There are varieties of product type: dye stuff, piece dye, garment dye, top dye;