Open AccessKINETIC STUDY OF SYNTHESIS REACTION OF LIGNOSULFONATE USING ISOTHERMAL DIFFERENTIAL SCANNING CALORIMETRY METHOD
Author(s) -
Giang Truong Nguyen,
Kien Trung Tran,
Thiem Van Pham,
Hôǹg Thái Nguyêñ
Publication year - 2017
Publication title -
vietnam journal of science and technology/science and technology
Language(s) - English
Resource type - Journals
eISSN - 2815-5874
pISSN - 2525-2518
DOI - 10.15625/2525-2518/55/4/9029
Subject(s) - differential scanning calorimetry , isothermal process , activation energy , kinetic energy , kinetics , calorimetry , differential (mechanical device) , chemistry , materials science , thermodynamics , analytical chemistry (journal) , chromatography , physics , quantum mechanics
The kinetics of lignin methylsulfonation were studied in solution by using differential scanning calorimetry (DSC) techniques under an isothermal program, at 55, 65, 75 and 85°C, respectively. It was found that activation energy, Eα = 41.26 kJ/mol, and preexponential factor A was 1.85×103 s-1.