Title: Esterification process of rosin acid and its derivative
Application Number: 00117530 Application Date: 2000.10.24
Publication Number: 1350041 Publication Date: 2002.05.22
Approval Pub. Date: Granted Pub. Date: 2003.07.30
International Classifi-cation: C09F1/04
Applicant(s) Name: Guangzhou Inst. of Chemistry, Chinese Academy of S Address: 510650
Inventor(s) Name: Ha Chengyong
Attorney & Agent: li jilan
Abstract:
     The present invention relates to a rosin resin acid and its derivative esterification method, which is characterized by that it provides a load type rare earth catalyst, and the introduction of said catalyst can make the esterification reaction possesses the advantages of short reaction time, low temp., uniform transparent esterified product, light colour and having no need of after-treatment.
Time: 2