Sterically stabilized second-order nonlinear optical chromophores and devices incorporating the same

  • US 6,361,717 B1
  • Filed: 01/20/2000
  • Issued: 03/26/2002
  • Est. Priority Date: 07/27/1998
  • Status: Expired due to Term
First Claim
Patent Images

1. A nonlinear optical device comprising:

  • an active element including a chromophore formed as;

    embedded imagewherein D is an electron donor group;

    wherein A is an electron acceptor group;

    wherein R1 to R9=H, —

    CnH2n+1, n=1-30 including primary, secondary, tertiary and any branched alkyl groups, or any alkyl group with 1-30 carbon atoms functionalized with one or more of the following functional groups;

    hydroxy, ether, ester, amino, silyl, siloxy.

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