Hazard of bubbling in circulating water treatment (1) Excessive foam leads to thorough sewage treatment, which cannot meet the detection standards of environmental Protection Bureau, and can not be discharged, slowing down the process; (2) Too much foam spills over from the surface, causing serious pollution of the external environment; (3) too much foam, water treatment appearance is too ugly; (4...
No matter pulp process or paper making process, many surfactants are essential for the during production. Surfactants used as cooking AIDS can promote the penetration of cooking liquid to fiber raw materials, enhance the removal of lignin and resin from wood or non-wood, and play the role of dispersing resin. The anionic surfactants used as resin remover include sodium dodecyl benzene s...
Before selecting the type defoamer, let's learn the principle of antifoaming agents Principle of defoaming agent Antifoam, also known as defoaming agent, has the following principles: 1. Decrease of local surface tension of foam leads to bubble burst The origin of this mechanism is that high alcohol or vegetable oil is sprinkled on the foam. When it dissolves into th...
Textile, printing and dyeing industry includes cotton, wool, silk, hemp and other natural fibers and synthetic fibers from raw materials to products of a series of processing procedures. In this series of processing procedures, mainly involved in sizing, desizing, scouring, bleaching, dyeing, washing, oil, finishing, printing, impregnation, softening, degumming, to wet and other operations. A...
In order to improve the cleaning effect and remove impurities from the surface of the steel plate during cleaning, chemical additives such as cleaning agents are added. However, it is easy to produce a lot of foam under high-pressure washing, so it will be used with steel plate cleaning antifoams. The main reason why foam appears during steel plate cleaning is that the steel plate cleaning agent c...
The quality of pulp has a vital impact on the quality of paper and cardboard, different kinds of pulp have different characteristics and scope of application, pulp mills need to choose the right pulp according to the demand of paper and market demand. A large amount of foam will have an impact on the quality of pulp, so usually pulp mills will take ways to remove the foam, here I recommend the use...
