摘要
精对苯二甲酸(PTA)是重要的化工基础原材料.对我国PTA行业的相关专利技术进行了检索,考察了PTA专利技术分布情况,分析了PTA生产中氧化工序、精制工序、副产物及废弃物综合处理等领域的主要专利技术,对我国PTA行业的发展方向进行了展望.
Purified terephthalic acid（PTA） was an important chemical raw material.Chinese patents on PTA industry were retrieved and the distribution of PTA patents was studied.Main patents about oxidation process,refinement process,integrated treatment of by-products and wastes were analyzed.The development of Chinese PTA industry was discussed.
出处
《南京师范大学学报（工程技术版）》
CAS
2011年第2期68-72,83,共6页
Journal of Nanjing Normal University(Engineering and Technology Edition)
关键词
精对苯二甲酸
专利
分析
Purified terephthalic acid
patent
analysis
