Heat-transfer label including cross-linked phenoxy lacquer layer

Details Heat-transfer label including cross-linked phenoxy lacquer layer Heat-transfer label including cross-linked phenoxy lacquer layer

1998-06-08

2000-03-07

Krynski, William

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

428348, 428349, 428352, B32B 300

Patent

active

06033763&

ABSTRACT:
A heat-transfer label suitable for use in decorating polyethylene-coated glass articles. In a preferred embodiment, the label is capable of withstanding pasteurization conditions on a polyethylene-coated glass article and includes (a) a support portion in the form of a sheet of paper overcoated with a release layer of polyethylene, (b) a skim coat of wax overcoated onto the polyethylene release layer and (c) a transfer portion, the transfer portion including a cross-linked phenoxy protective lacquer layer printed onto the skim coat, a polyester ink layer printed onto the protective lacquer layer, a first adhesive layer printed onto the ink layer and onto any exposed portions of the underlying protective lacquer layer, and a second adhesive layer printed onto the first adhesive layer. The cross-linked phenoxy resin comprises a phenoxy resin of the formula ##STR1## wherein phenoxy resin is cross-linked by a melamine formaldehyde resin. The first adhesive layer preferably comprises an acrylic adhesive resin of the type present in a water-based adhesive dispersion or in a water-based adhesive emulsion and also comprises a surfactant in the form of dioctyl sodium sulfosuccinate. The second adhesive layer preferably comprises a chlorinated polyolefin of the type present in a water-based chlorinated polyolefin dispersion and also comprises a thickener in the form of a polyurethane.

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Hawley's Condensed Chemical Dictionary, by Van Nostrand Reinhold Company, New York, 1987.
Technical literature for UCAR Phenoxy Resin PKHH, Union Carbide Corporation, Hackensack NJ, publicity available before the filing of the application.
Technical literature for CYMEL 370, Cytec Industries Inc., West Paterson, NJ, publicity available before the filing of the present application.

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