# US 2019/0172374 A1 · Pressure-Sensitive Label

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- Number: US 2019/0172374 A1
- Document ID: US20190172374A1
- Status: Published application
- Kind: A1
- Application number: 16/269,943
- Filed: 2019-02-07
- Published: 2019-06-06
- Earliest claimed: 2015-05-28
- Assignees: Multi-Color Corporation
- Applicants: Multi-Color Corporation
- Inventors: Douglas Barnhardt; Barron G. McKillip; Stephen Riccardi; Floyd Needham; A. Craig Bushman
- Web page: https://patentgrep.com/patent/US20190172374A1

## CPC

- G09F 3/10: by an adhesive layer
- B32B 7/06: permitting easy separation
- B32B 7/12: using interposed adhesives or interposed materials with bonding properties
- B32B 27/08: of synthetic resin
- B32B 27/10: of paper or cardboard
- B32B 27/16: specially treated, e.g. irradiated
- B32B 27/30: comprising vinyl {(co)polymers; comprising acrylic (co)polymers}
- B32B 27/308: {comprising acrylic (co)polymers}
- B32B 27/32: comprising polyolefins {(comprising vinyl (co)polymers or acrylic (co)polymers B32B27/30)}
- B32B 27/36: comprising polyesters
- B32B 27/38: comprising epoxy resins
- B32B 27/40: comprising polyurethanes
- B32B 2250/242: All polymers belonging to those covered by group B32B27/32
- B32B 2307/4023: on the layer surface, e.g. ink
- B32B 2307/748: Releasability
- B32B 2307/75: Printability
- B32B 2405/00: Adhesive articles, e.g. adhesive tapes
- B32B 2519/00: Labels, badges
- G09F 2003/0202: {printed before use}
- G09F 2003/0225: {Carrier web}
- G09F 2003/023: {Adhesive}
- G09F 2003/0257: {Multilayer}
- G09F: DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- B32B: LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM

## Abstract

A pressure sensitive label and method for preparing same, the pressure sensitive label comprising: (a) a support portion, the support portion including at least a carrier layer; and (b) a transfer portion over the support portion for transfer of the transfer portion from the support portion to an article upon application of pressure to the transfer portion while the transfer portion is in contact with the article, the transfer portion including at least a printable layer in confronting relationship with the carrier layer, and an ink layer positioned between the printable layer and carrier layer.

## Claims

### Claim 1

A pressure sensitive label comprising:
(a) a support portion, said support portion including at least a carrier layer; and
(b) a transfer portion over said support portion for transfer of the transfer portion from the support portion to an article upon application of pressure to the transfer portion while the transfer portion is in contact with the article, said transfer portion including at least
(1) a printable layer in confronting relationship with the carrier layer, the printable layer being material that can solidify to be printed thereon, the material formulated from a base resin, the base resin chosen from vinyl, acrylic, urethane, epoxy, polyester, and alkyd, and
(2) an ink layer disposed between the printable layer and the carrier layer.

### Claim 2 (depends on 1)

The pressure sensitive label of claim 1, further comprising an adhesive layer positioned such that said printable layer is between said ink layer and said adhesive layer.

### Claim 3 (depends on 1)

The pressure sensitive label of claim 1, further comprising a release layer positioned such that said carrier layer is between said ink layer and said release layer.

### Claim 4 (depends on 1)

The pressure sensitive label of claim 1, wherein the carrier layer has a surface tension that allows the ink layer to releasably bond thereto.

### Claim 5 (depends on 4)

The pressure sensitive label of claim 4, wherein the surface of the carrier layer that contacts the ink layer has a dyne level below about 32.

### Claim 6 (depends on 4)

The pressure sensitive label of claim 4, wherein the carrier layer comprises polypropylene.

### Claim 7 (depends on 1)

The pressure sensitive label of claim 1, wherein the carrier layer is chosen from plastic film, foil, parchment, and paper.

### Claim 8 (depends on 1)

The pressure sensitive label of claim 1, wherein the printable layer is solvent-based, water-based, or ultraviolet curable.

### Claim 9 (depends on 1)

The pressure sensitive label of claim 1, wherein the printable layer includes about 30 wt % to about 50 wt % of a triacrylate ester monomer, about 10 wt % to about 12.5 wt % of a diacrylate ester monomer, about 10 wt % to about 12.5 wt % of an aromatic urethane acrylate, about 10 wt % to about 12.5 wt % of a difunctional acrylate, about 5 wt % to about 7 wt % of an acrylate oligomer, about 3 wt % to about 5 wt % of triethanolamine, and about 1 wt % to about 2 wt % of 4-phenylbenzophenone.

### Claim 10 (depends on 1)

The pressure sensitive label of claim 1, wherein the ink layer comprises about 25 wt % to about 35 wt % ethanol, about 20 wt % to about 25 wt % propylene glycol methyl ether, about 15 wt % to about 20 wt % propyl acetate, about 15 wt % to about 20 wt % isopropanol, and about 3 wt % to about 5 wt % aluminum flake.

### Claim 11 (depends on 2)

The pressure sensitive label of claim 2, wherein the adhesive layer comprises about 37.5 wt % to about 80 wt % acrylate, and about 2.5 wt % to about 10 wt % of a photoinitiator.

### Claim 12 (depends on 3)

The pressure sensitive label of claim 3, wherein the release layer comprises dimethyl siloxane and silicone.

### Claim 13 (depends on 1)

The pressure sensitive label of claim 1, wherein said label does not include any release layer between said carrier layer and said ink layer.

### Claim 14

A pressure sensitive label comprising:
(a) a support portion, said support portion including at least a carrier layer and a release composition associate with said carrier layer; and
(b) a transfer portion over said support portion for transfer of the transfer portion from the support portion to an article upon application of pressure to the transfer portion while the transfer portion is in contact with the article, said transfer portion including at least an ink layer in contacting relationship with the coating on said carrier layer.

### Claim 15 (depends on 14)

The pressure sensitive label of claim 14, wherein the release composition has a surface tension that allows the ink layer to releasably bond thereto.

### Claim 16 (depends on 15)

The pressure sensitive label of claim 15, wherein the surface of the release composition that contacts the ink layer has a dyne level below about 32.

### Claim 17 (depends on 15)

The pressure sensitive label of claim 15, wherein the release composition includes a material chosen from silicone, wax, and mixtures thereof.

### Claim 18 (depends on 14)

The pressure sensitive label of claim 14, wherein the release composition is in the form of a coating applied to a surface of the carrier layer in confronting relationship with the ink layer.

### Claim 19 (depends on 15)

The pressure sensitive label of claim 15, wherein the release composition is a component of a release layer positioned between the carrier layer and the ink layer.
