影像科学与光化学 ›› 2000, Vol. 18 ›› Issue (2): 165-169.DOI: 10.7517/j.issn.1674-0475.2000.02.165

• 研究简报 • 上一篇    下一篇

酚醛树脂重氮树脂或重氮盐的感光性复合物

张拥军, 曹维孝   

  1. 北京大学化学与分子工程学院, 北京100871
  • 收稿日期:1999-06-07 修回日期:1999-12-17 出版日期:2000-05-20 发布日期:2000-05-20
  • 通讯作者: 曹维孝
  • 基金资助:
    国家自然科学基金资助项目(59633110)

PHOTOSENSITIVE COMPLEXES OF PHENOLIC RESIN AND DIAZO RESIN OR DIAZONIUM SALT

ZHANG Yong-jun, CAO Wei-xiao   

  1. College of Chemistry and Molecular Engineering, Peking University, Beijing 100871, P. R. China
  • Received:1999-06-07 Revised:1999-12-17 Online:2000-05-20 Published:2000-05-20

摘要: 在水溶液中制备了酚醛树脂与重氮盐(PR-DS)和重氮树脂(PR-DR)的复合物.与重氮盐或重氮树脂同时加入硫酸成功地抑制了重氮基与酚醛树脂的偶联反应.复合物PR DR在有机溶剂中的溶解度大于PR-DR,其在DMF中的溶解度可达到 4.46%.两种复合物都具有很高的光敏性.在紫外光照下,PR-DR的离子键将转化为共价键从而不溶于DMF,因而可用作光成像材料.

关键词: 重氮盐, 重氮树脂, 酚醛树脂, 光成像体系

Abstract: Complexes of phenolic resin and diazonium salt (PR-DS) or diazo resin (PR-DR) were prepared in aqueous solution. The coupling reaction between PR and DS (or DR) was suppressed successfully by addition of H2SO4 together with DS (or DR). The PR-DS dissolves in organic solvents is easier than PR-DR. The dissolution of PR-DS in DMF at room temperature reaches about 4.46%. Both complexes exhibit high photosensitive behaviors. Under irradiation of UV light, PR-DR changes its crosslinking structure from ionic bond to covalent bond and becomes insoluble in DMF. This character can be used in practice as a photo-imaging material.

Key words: diazonium salt, diazoresin, phenolic resin, photo-imaging system

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