发明名称 METHOD FOR EMBOSSING HOLOGRAMS
摘要 <p>In a method for producing a material embodying an interference pattern, for example a holographic image, the interference pattern is introduced into a transparent release layer (2) situated on a plastic basefilm (1), by forming said pattern in the release layer (2), applying the substrate (11) onto the finished release layer (2) and removing the substrate (11) together with the release layer (2) from the plastic base film (1). In a first embodiment, the plastic base film (1) is embossed with the interference pattern and the transparent release layer (2) is then applied to the embossed side of the plastic base film (1). In a second embodiment, the transparent release layer (2) is applied to the plastic base film (1) and the transparent release layer is then embossed with the interference pattern.</p>
申请公布号 WO1991008524(A1) 申请公布日期 1991.06.13
申请号 NL1990000179 申请日期 1990.11.29
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