# US 2015/0145936 A1 · Method and Device for Providing a Substrate with an Imprint and with a Transfer Coating, and Finished Substrate

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- Number: US 2015/0145936 A1
- Document ID: US20150145936A1
- Status: Published application
- Kind: A1
- Application number: 14/412,124
- Filed: 2013-06-14
- Published: 2015-05-28
- Earliest claimed: 2012-07-02
- Assignees: Leonhard Kurz Stiftung & Co. KG
- Applicants: LEONHARD KURZ Stiftung & Co. KG
- Inventors: Ulrike Plaia; Klaus Pforte
- Web page: https://patentgrep.com/patent/US20150145936A1

## CPC

- B41J 11/00214: {using UV radiation}
- B41F 19/002: {with means for applying specific material other than ink}
- B41J 2/0057: {where an intermediate transfer member receives the ink before transferring it on the printing material}
- B41J 11/0024: {using conduction means, e.g. by using a heated platen}
- B42D 25/373: Metallic materials
- B41J: TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41F: PRINTING MACHINES OR PRESSES (manifolding devices or office printing machines B41L)
- B42D: BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS

## Abstract

In a method for providing a substrate with an imprint, in which liquid printing ink is first printed on a strip and there made to dry at least partially, and in which the at least partially dried printing ink is transferred from the strip (B) to the substrate (S), in addition to the printing ink a transfer coating (F), in particular a decorative transfer coating, is also applied to the substrate (S). In particular, the transfer coating (F) can likewise be applied to the strip (B) first and transferred from the strip (B) to the substrate (S). Printing ink can be provided on the strip (B) next to, but also under or over the transfer coating.

## Claims

### Claim 1

A method for providing a substrate with an imprint, in which liquid printing ink is first printed on a strip and there made to dry at least partially, and in which the at least partially dried printing ink is transferred from the strip to the substrate, wherein, in addition to the printing ink a transfer coating, in particular a decorative transfer coating, is also applied to the substrate, wherein the decorative transfer coating is a transfer film.

### Claim 2 (depends on 1)

A method according to claim 1, in which the transfer coating is applied to the strip first and transferred from the strip to the substrate.

### Claim 3 (depends on 2)

A method according to claim 2, in which a curable adhesive is printed on the strip, with the result that the transfer coating is then applied to the adhesive and the adhesive is cured.

### Claim 4 (depends on 3)

A method according to claim 3, in which a further layer of adhesive is applied to the transfer coating.

### Claim 5 (depends on 3)

A method according to claim 3, in which the adhesive has a polyfunctional alkoxylated or a polyalkoxylated acrylate monomer and a photoinitiator.

### Claim 6 (depends on 2)

A method according to claim 2, in which the transfer coating is applied to the strip after a first printing process in which printing ink is printed on the strip.

### Claim 7 (depends on 6)

A method according to claim 6, in which the transfer coating is applied next to the printing ink.

### Claim 8 (depends on 6)

A method according to claim 6, in which the transfer coating is applied such that it covers the printing ink in first areas.

### Claim 9 (depends on 2)

A method according to claim 2, in which the transfer coating is applied to the strip before a second printing process in which printing ink is printed on the strip.

### Claim 10 (depends on 9)

A method according to claim 9, in which in the second printing process the printing ink is printed next to the transfer coating.

### Claim 11 (depends on 9)

A method according to claim 9, in which in the second printing process the printing ink is printed such that it covers the transfer coating in second areas.

### Claim 12 (depends on 1)

A method according to claim 1, in which the transfer coating is applied to the substrate before the transfer of the printing ink.

### Claim 13 (depends on 12)

A method according to claim 12, in which in a continuous process the transfer coating is applied to the substrate and the substrate is guided to the strip, where the at least partially dried printing ink is transferred.

### Claim 14 (depends on 1)

A method according to claim 1, in which the transfer coating contains a metallic layer or another electrical functional layer.

### Claim 15 (depends on 1)

A method according to claim 1, in which the transfer coating contains one or more optical functional layers.

### Claim 16

A device for providing a substrate with an imprint, having a strip, an apparatus for printing liquid printing ink on the strip, an apparatus for guiding the substrate to the strip in order to transfer printing ink from the strip to the substrate and an apparatus for applying a transfer coating to the strip, wherein the transfer coating is a transfer layer of a transfer film.

### Claim 17 (depends on 16)

A device according to claim 16, in which the apparatus for applying a transfer coating comprises:
an apparatus for printing a first UV-curable adhesive on the strip, and/or
a film-feeding apparatus and/or a residual film winding apparatus, and/or
a UV lamp or another energy-rich radiation source for curing the first adhesive, and/or
an apparatus for printing a second UV-curable adhesive on the strip.

### Claim 18

A device for providing a substrate with an imprint, having a strip, an apparatus for printing liquid printing ink on the strip, and an apparatus for guiding the substrate to the strip in order to transfer printing ink from the strip to the substrate wherein the device furthermore has an apparatus, upstream of the apparatus for guiding the substrate relative to a transport direction of the substrate for applying a transfer coating to the substrate, wherein the transfer coating is a transfer layer of a transfer film.

### Claim 19 (depends on 18)

A device according to claim 18, in which the strip can be heated in order to effect an at least partial drying of the printing ink.

### Claim 20 (depends on 1)

A substrate provided with an imprint using the method according to claim 1, which substrate at least partially comprises a transfer coating, in particular a decorative transfer coating.

### Claim 21 (depends on 20)

A substrate according to claim 20, in which printing ink is located on and/or under the transfer coating.

### Claim 22 (depends on 20)

A substrate according to claim 20, in which the transfer coating comprises a decorative layer, a metallic layer and/or another electrical functional layer and/or one or more optical functional layers.

### Claim 23 (depends on 16)

A device according to claim 16, in which the strip can be heated in order to effect an at least partial drying of the printing ink.
