Application of biphenyl-4-sulfonic acid_Kain Industrial Additive

Background and overview[1][2] Biphenyl-4-sulfonic acid is mainly used in organic synthesis and other fields, such as the preparation of p-phenylphenol. Para-phenylphenol has a wide range of uses. It is mainly used for: preparing heat-sensitive dyes; preparing hot-soluble inks and pressure-sensitive papers for confidential documents; synthesizing extremely durable and weather-resistant resins and coatings; synthesizing hydrophobic fiber…