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Patent Searching and Data


Title:
光学効果層の製造プロセス
Document Type and Number:
Japanese Patent JP7263649
Kind Code:
B2
Abstract:
The present invention relates to the field of and processes and printing apparatuses for producing optical effect layers (OEL) comprising magnetically oriented platelet-shaped magnetic or magnetizable pigment particles on a substrate. In particular, the present invention relates to processes using printing apparatuses comprising a first magnetic-field-generating device mounted on a transferring device (TD) and a static second magnetic-field-generating device for producing said OELs as anti-counterfeit means on security documents or security articles or for decorative purposes.

Inventors:
Schmidt, Matthew
Roginov, Evgeny
Deathplant, Claude-Alan
Application Number:
JP2020538918A
Publication Date:
April 25, 2023
Filing Date:
December 14, 2018
Export Citation:
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Assignee:
SICPA HOLDING SA
International Classes:
B41F15/12; B41M3/14; B42D25/369
Domestic Patent References:
JP2010519080A
JP2017506575A
Foreign References:
WO2012165037A1
US20120162344
Attorney, Agent or Firm:
Ikeda Adult
Hidehiko Suzuki
Yoshinori Shimizu
Junichiro Sakamaki