发明名称 METHOD FOR MANUFACTURING SECURITY ELEMENTS AND HOLOGRAMS
摘要 The present invention relates to a method for forming a surface relief microstructure, especially an optically variable image (an optically variable device) on a transparent or translucent substrate and a product obtainable using the method. A further aspect of the invention is the use for the prevention of counterfeit or reproduction of a document of value and a method of forming a coating showing an angle dependent color change.
申请公布号 EP2861428(A2) 申请公布日期 2015.04.22
申请号 EP20130727624 申请日期 2013.06.10
申请人 BASF SE 发明人 RICHERT, MICHELLE;FLEURY, ROLAND;GRIGORENKO, NIKOLAY A.
分类号 B41M3/14;B29C59/00;B42D15/00;G03H1/02 主分类号 B41M3/14
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