Thermal transfer recording medium and image forming body

Details Thermal transfer recording medium and image forming body Thermal transfer recording medium and image forming body

1990-12-20

1992-05-19

Hess, Bruce H.

Record receiver having plural interactive leaves or a colorless

Having plural interactive leaves

428195, 428447, 428480, 428500, 428913, 428914, B41M 5035, B41M 526

Patent

active

051149044

ABSTRACT:
A thermal transfer recording medium such as a color thermal transfer paper or ribbon which is used in combination with a thermal head or pen to print an image on an image forming body or sheet. The thermal transfer recording medium comprises a polyester supporting film, a first thermal transfer layer formed on the supporting film, which consists mainly of a saturated polyester copolymer having a molecular weight of 8,000 to 30,000 and containing a sublimation or hot-melt transfer dye. A second thermal transfer layer containing a dye as that of the first transfer layer may be formed on the first transfer layer. The thermal transfer image forming body comprises a supporting body, a dyeing image forming layer formed on the supporting body and made mainly of a thermoplastic resin having four or more OH group per molecule, a tensile break strength of 300 kg/cm.sup.2 or more and tensile break elongation of 20% or more, and a surface layer made of a silicone resin.

REFERENCES:
patent: 4567114 (1986-01-01), Oshima et al.
patent: 4650494 (1987-03-01), Kutsukake et al.
patent: 4720480 (1988-01-01), Ito et al.
patent: 4968658 (1990-11-01), Beck et al.
patent: 4992413 (1991-02-01), Egashira et al.
European Search Report, dated Jul. 25, 1990, cited in EP 88 11 2068.

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