影像科学与光化学 ›› 1990, Vol. 8 ›› Issue (2): 153-159.DOI: 10.7517/j.issn.1674-0475.1990.02.153

• 研究简报 • 上一篇    下一篇

二烷基(4-羟基苯基)硫鎓盐的电荷转移络合物及其敏化光降解

戴光松, 王创, 吴世康   

  1. 中国科学院感光化学研究所, 北京 100101
  • 收稿日期:1988-10-25 修回日期:1989-09-19 出版日期:1990-05-20 发布日期:1990-05-20
  • 通讯作者: 吴世康
  • 基金资助:
    国家自然科学基金

A STUDY ON THE CHARGE TRANSFER COMPLEX OF DIALKYL-4-HYDROXYPHENYLSULFONIUM SALTS AND ITS SENSITIZED PHOTOLYSIS

DAI GUANG-SONG, WANG CHUANG, Wu SHI-KANG   

  1. Institute of Photodraphic Chemistry, Academia Sinica, Beijing 100101, P.R. China
  • Received:1988-10-25 Revised:1989-09-19 Online:1990-05-20 Published:1990-05-20

摘要: 二烷基(4-羟基苯基)硫鎓盐作为一类新型的光引发剂由于其合成方法简便以及具较宽的光谱范围(可延伸至300nm)。因而近年来颇受重视。由于该引发剂在光照激发后生成了共振一稳定的内鎓盐(Ylide)结构和质子酸。

关键词: 光聚合反应, 光敏化, 鎓盐, 电荷转移络合物

Abstract: In this work,the charge transfer complex formation between dialkyl-4-hydroxyphenyl su-Ifonium salt and triethyl amine in ground state has been studied.Its absorption peak was shifted to longer wave-length.Under irradiation,the photolysis of onium complex occured.The products of photolysis were analysed and compared by mass spectrography.The mechanism of the sensitized photolysis has also been discussed.

Key words: photopolymerization, photosensitization, onium salts, charge transfer complex