Generally speaking, levelling agents are water-soluble surfactants. Based on their effects on the diffusion and aggregation of dyes, they can be divided into two common types: one is a fibrophilic leveling agent, and the other is a dye-philic leveling agent. Dye.
With the improvement of the overall living standards of the society, manufacturers need to pay special attention to improving the added value of textiles in order to meet the needs of the market. Trend of the times. These advantages are required if the fabric is dyed evenly and thoroughly. For this reason, a very effective method is to use an auxiliary agent with slow dyeing or migration effect, that is, a leveling agent with this function to achieve the leveling effect.
Levelling agents are generally used in fiber fabrics and dyes to avoid streaks, setting spots, etc. caused by the difference in the structure of their own auxiliaries during the dyeing process.
The leveling agent is generally used in different dosages according to the dye concentration, dyeing method, and dyed fabric.