发明名称 MULTILAYER PHOTONIC CRYSTAL-BASED THERMOCHROMIC OPTICAL FILM
摘要 A print on-demand color shift material which has high reflection, high saturation color and intrinsic, high impact color-shift produced by thermal printing or laser writing for use, for example in security laminates, tax and excise stamps, machine-readable features and banknote foils, and offering a rainbow of colors with full color shifting, producible in full manufacturing scale.
申请公布号 WO2015113143(A1) 申请公布日期 2015.08.06
申请号 WO2015CA00052 申请日期 2015.01.29
申请人 OPALUX INCORPORATED 发明人 ARSENAULT, ANDRE;PERRIER-CORNET, ROMAIN
分类号 G02B6/122;B32B5/16;B32B33/00;B42D25/36;B42D25/41;B82Y20/00 主分类号 G02B6/122
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