Laminated composite, information recording medium, and member of imparting forgery-preventing characteristic

Laminated composite, information recording medium, and member of imparting forgery-preventing characteristic

  • CN 1,608,217 A
  • Filed: 05/23/2000
  • Published: 04/20/2005
  • Est. Priority Date: 05/24/1999
  • Status: Abandoned Application
First Claim
Patent Images

1. laminated composite, comprise optical layers and contain the high molecule liquid crystal material and be arranged on latent image cambium layer on the interarea of a side of described optical layers with light reflective, described latent image cambium layer has at least one orientation section of being under the state of orientation and is at least one non-orientation section under the non-state of orientation, can not discern in the direct visualization and latent image by polarisation parts visual identification but described at least one orientation section and described at least one non-orientation section are formed in.

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