Method For Printing Multi-Characteristic Intaglio Features
Patent No. EP2956514 (titled "Method For Printing Multi-Characteristic Intaglio Features") was filed by Sicpa Holding on Dec 20, 2013. The application was issued on May 23, 2018.
Patent Summary
This intaglio ink composition comprises a first component (A) and a second component (B), each constituting 0.1% to 40% by weight of the total composition. Component A consists of, or is a combination of: i) 0.1% to 40 wt% first particles with a modal diameter of 1 nm to 3 µm, and ii) 1% to 20 wt% one or more dyes. Component B consists of 0.1% to 40 wt% second particles with a modal diameter of 6 µm to 25 µm. Both components may possess machine-readable properties, including magnetic, UV/IR-absorbing, optically variable, light polarization, electro-conductive, or luminescent characteristics. Components A and B must differ by at least one characteristic, specifically CIE (1976) color index parameters, machine-readable properties, or a combination thereof.
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Date
Description
EP2956514
- Application Number
- EP13811544A
- Filing Date
- Dec 20, 2013
- Status
- Granted And Under Opposition
- Apr 20, 2018
- Publication Date
- May 23, 2018
- External Links
- Slate, Register , Google Patents