The present invention provides an organic-inorganic composite material containing a metal oxide, and a functional organic material located on the metal oxide, wherein the functional organic material and the metal oxide are bound via a silanol bond. An aspect that the silanol bond is formed by reacting a silane coupling agent with the metal oxide, and an aspect that the silane coupling agent has a reactive terminal are preferred. The present invention also provides a display electrode for electrochromic display device and electrode for photoelectric conversion device using the organic-inorganic composite material, an electrochromic display device using the display electrode and a photoelectric conversion device using the electrode.
本发明提供了一种有机-无机复合材料,该材料包含金属氧化物和位于金属氧化物上的功能性有机材料,其中功能性有机材料和金属氧化物通过
硅烷醇键结合。优选
硅烷醇键是通过
硅烷偶联剂与金属氧化物反应形成的,以及
硅烷偶联剂具有活性末端。本发明还提供了使用有机-无机复合材料的电致变色显示装置的显示电极和光电转换装置的电极、使用该显示电极的电致变色显示装置和使用该电极的光电转换装置。