Novel optical storage materials based on narrowband optical properties

Novel optical storage materials based on narrowband optical properties

  • CN 1,918,643 B
  • Filed: 11/22/2004
  • Issued: 03/13/2013
  • Est. Priority Date: 12/19/2003
  • Status: Active Grant
First Claim
Patent Images

1. a hologram memory medium (60), this hologram memory medium comprises:

  • The optical clear matrix;

    Can carry out photic variation, be embedded in the photochemical activity arrowband coloring material in the described optical clear matrix;

    And the photoproducts of at least a described dyestuff, described photoproducts forms pattern in described matrix, at least a data in the described hologram memory medium, optical readable that are included in are provided,Wherein said photochemical activity arrowband coloring material includes organic dye, this organic dyestuff has at least two doubly linked aromatic rings of mat bridge, and the one in described at least two aromatic rings has at least one nitro on the two key ortho positions of bridge, and this organic dyestuff is the derivant of Stilbene or Stilbene;

    AndWherein the optical clear matrix is selected from polycarbonate, polyetherimide, Polyvinylchloride, polyolefin, polyester, polyamide, polysulfones, polyimide, polyethersulfone, polyphenylene sulfides, polyetherketone, polyetheretherketone, ABS resin, polystyrene, polybutadiene, polyacrylonitrile, polyacetal, polyphenylene oxide, ethylene-vinyl acetate copolymer, polyvinyl acetate (PVA), liquid crystal polymer, ethylene-tetrafluoroethylene copolymer, aromatic polyester, polyvinyl fluoride, polyvinylidene fluoride, polyvinylidene chloride, and tetrafluoroethylene.

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