MULTI-LAYER POLYMERIC FILM AND THE USE THEREOF
    10.
    发明申请
    MULTI-LAYER POLYMERIC FILM AND THE USE THEREOF 审中-公开
    多层聚合物薄膜及其用途

    公开(公告)号:WO0162496A3

    公开(公告)日:2002-04-18

    申请号:PCT/US0105903

    申请日:2001-02-22

    CPC分类号: B32B7/02

    摘要: The use of a multilayer film to store or retrieve information, said information being correlated to the multilayer structure of the film, and said multilayer film comprising at least two different types of layer, wherein each type of layer exhibits a different optical property and wherein the multilayer film comprises a plurality of layers of each of at least two of the different types of layer; a method of storing information, a method of retrieving stored information and a method of protecting against counterfeiting or fraud, which method utilises said multilayer film.

    摘要翻译: 使用多层膜来存储或检索信息,所述信息与膜的多层结构相关,并且所述多层膜包括至少两种不同类型的层,其中每种类型的层表现出不同的光学性质,并且其中 多层膜包括至少两种不同类型的层中的每一层的多个层; 存储信息的方法,检索存储信息的方法以及防止伪造或欺诈的方法,该方法利用所述多层膜。