发明名称 TAMPER-INDICATING PRINTABLE SHEET FOR SECURING DOCUMENTS OF VALUE AND METHODS OF MAKING THE SAME
摘要 A tamper-indicating printable sheet. A preferred embodiment of the invention provides a tamper-indicating printable sheet comprising a retroreflective layer comprising a plurality of microbeads partially embedded in an inkjet receptive beadbond layer; and a reflector layer between one of the microbeads and the inkjet receptive beadbond layer. The present invention provides a method of making a tamper-indicating printable sheet.
申请公布号 WO2006017603(A2) 申请公布日期 2006.02.16
申请号 WO2005US27627 申请日期 2005.08.04
申请人 3M INNOVATIVE PROPERTIES COMPANY 发明人 KUO, RICHARD, J.;DETJEN, MATHIAS;DUNNE, BRIAN, W.;WHITE, KENNETH, M.;MARECKI, PAUL, E.;NIGATU, TADESSE, G.
分类号 B42D15/00 主分类号 B42D15/00
代理机构 代理人
主权项
地址