[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Global Patent Index - EP 3823839 B1

EP 3823839 B1 20240925 - SECURITY ELEMENT COMPRISING A LENTICULAR IMAGE

Title (en)

SECURITY ELEMENT COMPRISING A LENTICULAR IMAGE

Title (de)

SICHERHEITSELEMENT MIT LINSENRASTERBILD

Title (fr)

ÉLÉMENT DE SÉCURITÉ DOTÉ D'UNE IMAGE LENTICULAIRE

Publication

EP 3823839 B1 20240925 (DE)

Application

EP 19742127 A 20190709

Priority

  • DE 102018005705 A 20180719
  • EP 2019000210 W 20190709

Abstract (en)

[origin: WO2020015847A1] The invention relates to a security element (12) for securing security papers, valuable documents and other data carriers (10), said element comprising a lenticular image which contains a lenticular screen (24), consisting of a plurality of microlenses (26), and a radiation-sensitive motif layer (30) arranged at a distance from the lenticular screen, wherein the radiation-sensitive motif layer (30) contains, at least in one motif region, a plurality of transparency regions (40) which are generated by the action of radiation and in which the radiation-sensitive motif layer is removed. According to the invention, the radiation-sensitive motif layer (30) has, at least in the motif region, a colour sublayer (32) and a metal sublayer (34), wherein the metal sublayer (34) is a printed metal pigment layer, the absorption property of which is adapted to the absorption property of the colour sublayer (32).

IPC 8 full level

B42D 25/324 (2014.01); B42D 25/29 (2014.01); B42D 25/351 (2014.01); B42D 25/373 (2014.01); B42D 25/435 (2014.01)

CPC (source: EP)

B42D 25/29 (2014.10); B42D 25/324 (2014.10); B42D 25/351 (2014.10); B42D 25/373 (2014.10); B42D 25/435 (2014.10)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

WO 2020015847 A1 20200123; CN 112585014 A 20210330; CN 112585014 B 20220524; DE 102018005705 A1 20200123; EP 3823839 A1 20210526; EP 3823839 B1 20240925

DOCDB simple family (application)

EP 2019000210 W 20190709; CN 201980054611 A 20190709; DE 102018005705 A 20180719; EP 19742127 A 20190709