申请人:IMPERIAL CHEMICAL INDUSTRIES PLC
公开号:EP0240106A2
公开(公告)日:1987-10-07
Optical elements having non-linear optical properties comprising a compound of the formula:
wherein
D is an electron donor
A is an electron acceptor;
& W, X, Y & Z are each independently H or any group capable of attachment to the pyrazolyl ring; in which 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 compounds of formula I.
具有非线性光学特性的光学元件,包含式中化合物:
其中
D 是电子供体
A 是电子受体
&W、X、Y和Z各自独立地为H或能够附着于吡唑环的任何基团;其中化合物的分子排列成一直线,使该元件具有净非中心对称性,制备它们的方法,包含这种元件的光学器件,以及式I化合物。