Thermal transfer recording medium
AssigneeKonishiroku Photo Industry Co., Ltd.
InventorsKunihiro Koshizuka, Shigehiro Kitamura, Takao Abe
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Abstract
There is disclosed a thermal transfer recording medium having a colorant layer containing a heat-fusible substance and a colorant formed on a support, the colorant comprising a copolymer obtained from an .alpha.-olefin and an acrylic acid derivative represented by the formula (I): ##STR1## wherein R.sup.1 represents a hydrogen atom or a methyl group and R.sup.2 represents a straight or branched alkyl group having 1 to 8 carbon atoms, or vinyl acetate, with the content of the above acrylic acid derivative and vinyl acetate as a monomer unit being 10% or more and of a copolymer having a melt flow index of 8 to 40 G/10 min. and a polyoxyethylene type compound.
Claims7
A thermal transfer recording medium having a colorant layer containing a heat-fusible substance, a colorant, a polyoxyethylene type compound and a copolymer compound formed on a support, said copolymer compound comprising a copolymer of an .alpha.-olefin and an acrylic acid derivative represented by the formula (I):
- ##STR4## wherein R.sup.1 represents a hydrogen atom or a methyl group and R.sup.2 represents a straight or branched alkyl group having 1 to 8 carbon atoms, or vinyl acetate, with the content of the above acrylic acid derivative and vinyl acetate as a monomer unit being 10% or more and having a melt flow index of 8 to 40 G/10 min.
Dependencies are inferred from the claim text.