2022-09-16    Views: 3

The 80% content of dark tannic acid is one of the important additives in the printing and dyeing industry, which can improve the color and moisture resistance of dyes on fabrics. It can form insoluble colored substances with dyes on fabrics, improving their washing and sweat fastness, and sometimes also enhancing their sun fastness.

Fixing agent is an auxiliary used to improve the color fastness of dyes to wet treatment on fabrics. It can form insoluble colored substances with dyes on fabrics, improving their washing and sweat fastness, and sometimes also enhancing their sun fastness.

1. Used as a clarifying agent and stabilizer for alcoholic beverages in the food industry. It can also be combined with plant fibers to form solidified tannins, which can be used as alcohol filtration absorbents and for iron and decolorization of soy sauce.
2. Use in the leather industry.
. Tannic acid plays an important role in tanning leather, with good results, and leather does not contain toxic substances. Tannic acid is used as an effective resistance agent for calcium and magnesium minerals in ore flotation processes.
3. Used in medication.
4. Used in daily chemical products. Such as toothpaste, cosmetics, etc. Printing and dyeing, textile.