发明名称 SICHERHEITSKARTE UND DEREN HERSTELLUNGSVERFAHREN
摘要 A security card comprising a backing, a cover film, and a security image, the security image being located between the backing and the cover film, the backing and the cover film being laminated together without an intermediate adhesive layer, wherein the backing comprises an amorphous copolyester or polyvinyl chloride, and the cover film comprises the other of polyvinyl chloride or an amorphous copolyester. Also, a method for making such security cards.
申请公布号 DE69415547(D1) 申请公布日期 1999.02.04
申请号 DE1994615547 申请日期 1994.08.26
申请人 MINNESOTA MINING AND MFG. CO., SAINT PAUL, MINN., US 发明人 LU, SHIH-LAI, SAINT PAUL, MN 55133-3427, US
分类号 B32B27/00;B32B27/08;B32B27/30;B32B27/32;B32B27/36;B32B38/14;B41M3/14;B42D15/10 主分类号 B32B27/00
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