Preparation method of environment-friendly disperse violet 26

• Main Authors: YAN BO, JI SHULIANG, SHENG BAOAN, ZANG JUNJIAO
• Format: Patent
• Language: Chinese; English
• Published: 13.05.2022
• Subjects: ADHESIVES; CHEMISTRY; DYES; LAKES; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; MORDANTS; NATURAL RESINS; ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; PAINTS; POLISHES

The invention discloses a preparation method of environment-friendly disperse violet 26. The preparation method specifically comprises the steps of condensation, vacuum dephenolization, segregation, filtration, oxidation, acidification, wastewater treatment and the like, sodium salt and potassium sa...