Heat-setting label sheet
US6786994B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 9, 2001 |
| Grant date | Sep 7, 2004 |
| Priority date | — |
| Expiry date | Apr 9, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/675
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present invention relates to a heat-setting label sheet that is a polymeric transfer sheet that can be marked and transferred by the consumer. Also encompassed by the present invention is a method of transferring the heat-setting label sheets. The heat-setting label sheets of the present invention comprise a support; an optional pressure sensitive adhesive layer; an Adhesion Layer comprising a thermoplastic polymer which melts in the range of 50-250° C., a wax which melts in the range of 50-250° C., or combinations thereof; an optional opaque layer comprising a styrene-butadiene latex, thermoplastic polymer, elastomer, and optional pigment; and a second optional opaque layer comprising vinyl acetate-ethylene copolymer, thermoplastic elastomer, elastomer and optional pigment. The heat-setting label sheet of the present invention can be imaged by an electrostatic printer or copier, ink jet printer, offset or screen printing, craft-type marking, and the like.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.