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Synthesis of TBC with p - toluene sulfonic acid catalyst
Author(s): 
Pages: 16-18
Year: Issue:  2
Journal: CHINA SYNTHETIC RESIN AND PLASTICS

Keyword:  柠檬酸三丁酯增塑剂对甲苯磺酸催化剂;
Abstract: 以柠檬酸和正丁醇为原料,对甲苯磺酸为酯化催化剂合成柠檬酸三丁酯(TBC).结果表明:柠檬酸、正丁醇的摩尔比为1:5,适量催化剂及带水剂苯存在的条件下,酯化率大于98%,产品纯度大于98%;对甲苯磺酸作酯化催化剂时的性能优于用硫酸.用红外光谱表征TBC的结构,并将其添加在聚氯乙烯和氯化聚乙烯树脂中,结果表明,使用TBC作增塑剂,其性能优于邻苯二甲酸二辛酯,且无毒.
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