| 摘要 |
This invention relates to a dye-donor element for thermal dye transfer comprising a support having thereon a dye layer comprising an image dye dispersed in a binder, wherein the binder comprises a water-dispersible vinyl copolymer having a glass transition temperature below about 54 DEG C. and having the formula: <IMAGE> wherein: R1 and R2 each independently represents hydrogen or methyl; D represents a substituted or unsubstituted phenyl group; or -COOR3, where R3 represents a substituted or unsubstituted alkyl group of 1 to about 6 carbon atoms, a substituted or unsubstituted cycloalkyl group of about 5 to about 8 carbon atoms, or an organic group containing ethylenic unsaturation; E represents -C6H4-; -CONHR4-; or -COOR4-, where R4 represents an alkylene group of 1 to about 6 carbon atoms; M represents a mono-charged cation,; x represents 75 to 98 mole percent; and y represents 2 to 25 mole percent.
|
