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    • 3. 发明公开
    • Chromophore-containing compounds for opto-electronic applications
    • Chromophor enthaltende Verbindungenfüroptoelektronische Verwendungen。
    • EP0474402A2
    • 1992-03-11
    • EP91307718.6
    • 1991-08-21
    • IMPERIAL CHEMICAL INDUSTRIES PLC
    • Ryan, Timothy GeorgeDevonald, David PhillipGordon, Hutchings MichaelIan, FergusonCarter, Neil
    • G02F1/35C09B23/14C09B17/00
    • G02F1/065G02F1/3615Y10T428/261Y10T428/31935
    • The use of a multi-functional, chromophore containing, polymerisable compound for producing an optical element having non-linear optical properties (an NLO element) wherein the multi-functional chromophore is a compound capable of being polymerised into a cross-linked network and of being poled under the influence of an electric field whilst being polymerised into the cross-linked network, the compound having the generalised formula (D) (C) (A) (F) D, C, A and F representing covalently linked moieties where C represents at least one conjugated system of π-bonds,
      A and D represent at least one respectively π-electron acceptor and π -electron donor groups linked at opposite ends of the conjugated system, and are preferably conjugated with the conjugated system of π-bonds (C) and where more than one moiety A, C or D is present they may be the same or different,
      F represents at least two polymerisable functional groups, which may be the same or different, attached to the π-conjugated system C or the groups A and D via substituent groups R₁ and R₂, where R₁ and R₂ are selected from alkyl, cycloalkyl, aryl heteroalkyl, alkenyl, cycloalkenyl, and alkynyl including groups which have been substituted or contain heteroatom replacement, the groups F being linked to the compound so that after the compound has been polymerised to give a cross-linked network the interpolymerised functional groups prevent significant realignment of the chromophore groups when the optical element is subject to temperature changes during any further fabrication and in use.
    • 使用含有多功能发色团的可聚合化合物来制造具有非线性光学性质的光学元件(NLO元件),其中多功能发色团是能够聚合成交联网络的化合物和 在聚合成交联网络的同时,在电场的影响下被极化,该化合物具有通式为D,C,A和F的共价连接部分,其中C表示至少一个π- 键,A和D表示在共轭系统的相对端连接的至少一个分别为π电子受体和π-电子供体基团,并且优选与π-键(C)的共轭体系缀合,并且其中多于一个部分 A,C或D存在,它们可以相同或不同,F表示至少两个可连接到π-共轭系统的可聚合官能团,其可以相同或不同 取代基R 1和R 2,其中R 1和R 2选自烷基,环烷基,芳基杂烷基,链烯基,环烯基和炔基,包括被取代或含有杂原子取代的基团,基团F为 与化合物连接,使得在化合物聚合得到交联网络之后,当在任何进一步制备和使用期间光学元件经受温度变化时,互聚官能团可防止发色团的显着重新对准。