聚萘二甲酸乙二酯的合成现状及应用进展  

Synthesis Status and Application Progress of Polyethylene Naphthalate

作　　者：李恒 毛学锋 钟金龙 李军芳 胡发亭 张笑然 Li Heng;Mao Xuefeng;Zhong Jinlong;Li Junfang;Hu Fating;Zhang Xiaoran(Coal Chemistry Branch of China Coal Research Institute,Beijing 100013,China;National Energy Technology and Equipment Laboratory of Coal Utilization and Emission Control,Beijing 100013,China;Beijing Key Laboratory of Coal Based Energy Saving and Environmental Protection Carbon Materials,Beijing 100013,China)

机构地区：[1]煤炭科学技术研究院有限公司,北京100013 [2]国家能源煤炭高效利用与节能减排技术装备重点实验室,北京100013 [3]煤基节能环保炭材料北京市重点实验室,北京100013

出　　处：《工程塑料应用》2023年第7期165-170,共6页Engineering Plastics Application

基　　金：煤炭科学技术研究院有限公司科技发展基金项目(2022CX-I-03)。

摘　　要：聚萘二甲酸乙二酯(PEN)是近年发展应用快速的高分子材料之一,可作为聚苯二甲酸乙二酯(PET)的升级替代品,但至今国内未实现工业化生产,属于“卡脖子”技术难题,急需推动PEN及其单体2,6-萘二甲酸二甲酯(2,6-NDC)和2,6-萘二甲酸(2,6-NDA)相关合成技术研究及产业发展。介绍了PEN的优异性能,并简述了PEN合成现状及其关键单体2,6-NDA和2,6-NDC的工业化路线;综述了PEN在薄膜、包装、生物医药、高端领域的应用,特别介绍了PEN在共聚材料领域的应用,展望了PEN未来的发展方向,为PEN关键技术开发和后端聚酯材料合理化、高附加值应用场景开发提供借鉴。Polyethylene naphthalate(PEN)is one of the polymer materials with rapid development and application in recent years.It can be used as an upgraded substitute for polyethylene terephthalate(PET).However,there is no industrial production in China so far,which is a technical problem of'necking'.It is urgent to promote the research and industrial development of PEN and its monomers dimethyl 2,6-naphthalenedicarboxylate(2,6-NDC)and 2,6-naphthalenedicarboxylic acid(2,6-NDA).The excellent properties of PEN polyester were introduced,and the industrial routes of its key monomers 2,6-NDA and 2,6-NDC and the status of PEN synthesis were briefly described.The application of PEN in film,packaging,biomedicine and high-end fields was reviewed,especially the application of PEN in the field of copolymer materials.The future development direction of PEN was pros‐pected,which provided reference for the development of key technologies of PEN and the rationalization of back-end polyester materials and the development of high value-added application scenarios.

关 键 词：聚萘二甲酸乙二酯 2 6-萘二甲酸 2 6-萘二甲酸二甲酯 合成 应用 

分 类 号：TQ522[化学工程—煤化学工程]