发明授权
- 专利标题： ANTI-FALSIFICATION WATERMARK PAPER AND METHOD OF MAKING SAME
- 专利标题（中）： 防窜水印纸及其制造方法
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申请号： EP06828187.2申请日： 2006-11-28
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公开(公告)号： EP1975311B1公开(公告)日： 2017-05-31
- 发明人: AN, Shuanyin , WANG, Duyi , LIU, Wenquan , WEN, Daxing
- 申请人： China Banknote Printing and Minting Corporation
- 申请人地址： No. JIA 143, Xizhimenwaidajie Xicheng District Beijing 100044 CN
- 专利权人： China Banknote Printing and Minting Corporation
- 当前专利权人： China Banknote Printing and Minting Corporation
- 当前专利权人地址： No. JIA 143, Xizhimenwaidajie Xicheng District Beijing 100044 CN
- 代理机构： Legg, Cyrus James Grahame
- 优先权： CN200510111320 20051209
- 国际公布： WO2007065346 20070614
- 主分类号： D21F1/44
- IPC分类号： D21F1/44 ; D21F1/46 ; D21F11/00 ; B31F1/07
摘要：
An anti-falsification watermark paper, a method of making the same and the apparatus for performing the method is disclosed. The method comprises the following steps. The moist paper is predried after shaping step. The predried paper is pressed by a dandy roll or a plate which comprising concave, bulgy or scraggy patterns in part or in full to form watermarks. The moist paper is redried after the pressing step.
公开/授权文献
- EP1975311A1 ANTI-FALSIFICATION WATERMARK PAPER AND METHOD OF MAKING SAME 公开/授权日：2008-10-01
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