The caustic soda is sodium hydroxide. In general, the caustic soda is a waxy piece that can be seen, and it is particularly easy to absorb water. So what are the uses of caustic soda in life?
Used in the production of various detergents, even today's washing powder is made from a large amount of caustic soda. Caustic soda is used in the sulfonation reaction.
It plays an important role in the paper industry, and because of its alkalinity, it can be used in the process of boiling and bleaching paper.
3. Man-made fibers and textiles:
Man-made fibers, such as rayon, rayon, rayon, etc., are mostly viscose fibers made of cellulose, sodium hydroxide, carbon disulfide as raw materials, and sprayed.
4. Refined oil:
Petroleum products also contain some acidic substances after washing with sulfuric acid, which must be washed with a solution and then washed with water to obtain a refined product.
The use of caustic soda in life can be used to make detergents, paper, rayon and textiles, refined petroleum, and the role played is very powerful.