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Classification and summary of hyperdispersants

time:2020-10-23
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Super dispersant, also known as super dispersant, is a special type of surfactant with a molecular structure containing two groups that are opposite in solubility and polarity, one of which is a shorter polar group called hydrophilic group. Its molecular structure characteristics make it easy to orient and arrange on the surface of a substance or at the interface between two phases, reducing interfacial tension and having a good dispersion effect on aqueous dispersion systems. Next, the editor of Jianyi Chemical will take you to understand the summary of super dispersion classification together!

超分散剂的分类概括

According to the unit structure of solvent chains, hyperdispersants can be roughly divided into the following four types: polyester hyperdispersants, polyether hyperdispersants, polyacrylate hyperdispersants, and polyolefin hyperdispersants.


According to their actual usage properties, hyperdispersants can be divided into three categories: water-based dispersants, oil-based dispersants, and water-based oil-based universal dispersants.


Superdispersants can be classified into six types based on their structure: anionic, cationic, nonionic, amphoteric, electrically neutral, and high molecular weight (including high, medium, and low molecular weight).


Super dispersant is a fast and thorough wetting agent that shortens the grinding time to achieve qualified particle fineness; It can significantly increase the solid particle content in the grinding base material, saving processing equipment and energy consumption; Uniform dispersion and good stability significantly improve the final performance of the dispersed system.

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