Zhenzhen Liu
Abstract
Carboxylic-terminated polyethylene glycol was synthesized from polyethylene glycol and maleic anhydride. The optimum conditions were:molar ratio of polyethylene glycol to maleic anhydride was 1: 2. 8,the reaction time was 6 h,and the reaction temperature was 170℃.
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Carboxylic-terminated polyethylene glycol was synthesized from polyethylene glycol and maleic anhydride. The optimum conditions were:molar ratio of polyethylene glycol to maleic anhydride was 1: 2. 8,the reaction time was 6 h,and the reaction temperature was 170℃.
Key concepts: Maleic anhydride, Polyethylene glycol, Polymer chemistry, Polyethylene, Molar ratio, Chemistry, Materials science, Organic chemistry