Protective overcoat and process for thermal dye sublimation...

Coating processes – Transfer or copy sheet making – Decal or embossing foil type

Reexamination Certificate

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C156S240000, C428S032600, C428S032730, C428S032760, C428S032860, C428S403000, C428S404000, C428S914000, C430S014000, C430S200000, C430S201000, C430S259000, C430S961000

Reexamination Certificate

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07056551

ABSTRACT:
Disclosed is a protective transparent overcoat comprising a protective polymer and a surfactant compound having multiple non-end-group hydrogen bonding groups directly or indirectly bonded to the backbone chain of the surfactant compound. The coating enables simplified manufacturing of a thermal sublimation dye transfer donor of high quality.

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patent: 6346502 (2002-02-01), Simpson et al.
patent: 6509384 (2003-01-01), Kron et al.
patent: 2001/0005572 (2001-06-01), Lobo et al.

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