申请人:IMPERIAL CHEMICAL INDUSTRIES PLC
公开号:EP0234751A2
公开(公告)日:1987-09-02
Optical elements comprising a non-centrosymmetric compound comprising an electron donor and an electron acceptor linked by a conjugated bridging group, in which the electron acceptor is a nitroso groups, in which element the molecules of the compound are aligned so that the element has a net non-centrosymmetry, a method for their preparation, optical devices comprising such elements, and some of the compounds.
由非中心对称化合物组成的光学元件,该化合物由通过共轭桥基连接的电子供体和电子受体组成,其中电子受体是亚硝基基团,在该元件中,化合物的分子排列整齐,使元件具有净非中心对称性,其制备方法,由这种元件组成的光学器件,以及其中的一些化合物。