2023-06-12
There are two main methods of fabric printing and dyeing, one is traditional paint printing and dyeing, and the other is reactive printing and dyeing as opposed to paint printing and dyeing. Read More
2022-11-23
In reactive dye printing, due to the excessive use of urea, the ammonia nitrogen content in sewage often exceeds the standard, but urea is an indispensable auxiliary. Read More
2022-08-30
Fixed speed problemWhen the factory is making some thin fabrics, the setting speed is very fast, and sometimes it can reach a speed of 60 m/min. Due to the poor permeability of ordinary silicone oil, the silicone oil flows back on the roller, causing the roller to stick. Pay attention to replace the Read More
2022-08-30
Alkaline problemIn the pre-treatment of cotton fabrics, a higher concentration of alkali is usually used to remove fabric impurities (especially the amount of mercerizing alkali is larger). It is not easy to clean the interior of the fiber. The cloth surface may be alkaline during finishing. The che Read More
2022-08-09
The pre-treatment process of printing and dyeing includes fiber singeing, desizing, scouring, bleaching, mercerizing and other processing processes. Penetrating agents, emulsifiers, cleaning agents and other surfactants need to be added to organic sulfates, sulfonates and polyoxyethylene. ether-base Read More
2022-08-09
There are many varieties of textile dyes, the dyeing process is different, and corresponding auxiliary auxiliaries are required. Therefore, there are many varieties of such auxiliaries, mainly including the following: 1. Water softener: metal ion chelating agentHeavy metal ions in water often affect Read More
2022-07-12
The role of printing paste in printing processing In textile printing, the performance of the printing paste directly affects the quality of the printed product, and its main functions in the printing process are: (1) As printing thickener; (2) As dispersion medium and diluent in printing paste; (3) Read More
2022-06-21
Printing paste refers to a polymer compound that thickens in the color paste, which can be dispersed in water to make a thick colloidal solution with a certain concentration. In the actual printing process of textiles, the paste is the carrier that transfers the dyes and chemicals in the printing pa Read More