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    A SECURITY DOCUMENT
    1.
    发明公开
    A SECURITY DOCUMENT 审中-公开

    公开(公告)号：EP3342601A1

    公开(公告)日：2018-07-04

    申请号：EP17210769.0

    申请日：2017-12-28

    申请人： Polska Wytwornia Papierow Wartosciowych S.A.

    发明人： Gurtowska, Joanna ,  Biernacki, Ariel ,  Molga, Edyta ,  Wojcik, Pawel Tomasz ,  Wojciechowska, Agata ,  Leszczynska-Ambroziewicz, Ewa

    IPC分类号： B42D25/29 ,  B41M3/14 ,  B42D25/382 ,  G07D7/1205

    CPC分类号： B42D25/382 ,  B41M3/144 ,  B42D25/29 ,  G07D7/1205

    摘要： A security document comprising a substrate layer (12) with a printed security feature (11) comprising a first area (11a) and a second area (11b), wherein in both areas (11a, 11b) the security feature (11) is visible under visible light in a basic colour (P), characterized in that when excited with infrared light, the first area (11a) is visible in visible light in a first colour (1) and the second area (11b) is visible in visible light in a second colour (2) different than the first colour (1), wherein the security feature (11) is a print layer made of a composition comprising, in the first area (11a), a first additional up-conversion luminescence pigment excitable by the infrared light, and in the second area (11b) a second additional up-conversion luminescence pigment excitable by the infrared light, wherein the second additional pigment is different than the first additional pigment.

    INK COMPOSITION FOR SECURITY DOCUMENT PERSONALIZATION
    2.
    发明公开
    INK COMPOSITION FOR SECURITY DOCUMENT PERSONALIZATION 审中-公开

    公开(公告)号：EP3476907A1

    公开(公告)日：2019-05-01

    申请号：EP17198090.7

    申请日：2017-10-24

    申请人： Polska Wytwornia Papierow Wartosciowych S.A.

    发明人： Karpinski, Arkadiusz ,  Wójcik, Pawe ,  Biernacki, Ariel ,  Wojciechowska, Agata

    IPC分类号： C09D11/328 ,  C09D11/36 ,  C09D11/40

    摘要： The subject matter of the invention is an ink composition that comprises at least one dye, a mixture of organic solvents selected from: gamma-Butyrolactone with dipropylene glycol dimethyl ether or gamma-Butyrolactone with 2-Butoxyethyl acetate, and a binder that is a thermoplastic resin being a copolymer of vinyl chloride and vinyl acetate. Also, the subject matter of the invention is a personalized element made with an ink composition, as well as a security and/or valuable document comprising the personalized element made with an ink composition, the substrate of the document being made from polycarbonate, polyvinyl chloride, polyester, or derivatives and combinations thereof. Also, the subject matter of the invention is an innovative method for manufacturing an ink composition according to the invention.