Thermal transfer dye donating materials

Claim 2

A thermal transfer dye donating material comprising a support having thereon a dye donating layer which contains a thermo-mobile dye, wherein said thermo-mobile dye is a dye which can be represented by general formula (I) wherein A represents a dye residue which has an absorbance in the visible region and/or infrared region, L represents a divalent linking group or a simple bond, B represents an atomic grouping which has the effect of suppressing the fading of the dye, q is 1 or 2, and when q is 2, L and B may be the same or different.

Claim 3

The thermal transfer dye donating material of claim 1, wherein A is represented by general formulae (II) and (III): wherein y1 to Y 5 represent atomic groupings which are required to provide dye residues represented by general formulae (II) and (III) with absorbance in the visible region and/or infrared region, and wherein Z 1 and Z 2 may be joined together to form a ring.

Claim 4

The thermal transfer dye donating material of claim 1, wherein B in general formula (I) is represented by general formulae (IV) to (IX):

Claim 5

wherein: R 1 represents a hydrogen atom, an alkyl group, an alkenyl group, an aryl group, a heterocyclic group, a silyl group or a phosphino group; X 1 represents -O-, -S- or R 31 represents a hydrogen atom, an alkyl group or an aryl group; R 2 , R 3 , R 4 , R 5 and R 6 represent hydrogen atoms or non-metal substituent groups, and any of the groups R 1 to R 6 which are in positions ortho to one another can be joined together to form a five to seven membered ring; R 7 represents a hydrogen atom, an alkyl group, an alkenyl group, an aryl group, a hydroxyl group, an acyl group, a sulfonyl group or a sulfinyl group; D represents a group of non-metal atoms which is required to form a five to seven membered ring; R 8 , R 9 , R 10 and R 11 represent hydrogen atoms or non-metal substituent groups; M 1 and M 2 represent copper, cobalt, nickel, palladium or platinum; R 12 , R 13 , R 14 , R 12' , R 13' and R 14' represent hydrogen atoms, alkyl groups or aryl groups; R 15 and R 15' represent hydrogen atoms, alkyl groups, aryl groups, hydroxyl groups, alkoxy groups or aryloxy groups; X 2 and X 3 each represent -0- or -S-. R 15 and R 15' may be joined together; adjacent groups from among the substituent groups R 12 to R 14 , R 12 ' to R 14' may be joined together to form aromatic rings or five to eight membered rings; E 1 and E 3 represent oxygen atoms, sulfur atoms, hydroxyl groups, mercapto groups, alkoxy groups, alkylthio groups or R 32 and R 33 represent hydrogen atoms, alkyl groups, aryl groups or hydroxyl groups; E 2 represents -0-, -S- or R 34 represents a hydrogen atom, an alkyl group or an aryl group; R 16 , R 17 , R 18 and R 19 independently represent hydrogen atoms, alkyl groups or aryl groups, and R 16 and R 17 , R 18 and R 19 , and/or R 17 and R 18 may be joined together to form an aromatic ring or a five to eight membered ring; F represents a compound which can coordinate with M 2 ; the coordination number of this compound is from 1 to 5; R 20 , R 21 , R 22 and R 23 represent hydrogen atoms, alkyl groups, aryl groups or heterocyclic groups; X 4 to X 7 each represent a sulfur atom or an oxygen atom; M 3 represents nickel or cobalt; R 20 and R 21 and/or R 22 and R 23 may be joined together to form a ring structure; R 24 , R 25 , R 26 , R 27 , R 28 , R 29 and R 30 are non-metal substituent groups which are determined in such a way that the atomic grouping represented by formula (IX) has an ultraviolet absorbing action.

Claim 6

wherein: R 1 represents a hydrogen atom, an alkyl group, an alkenyl group, an aryl group, a heterocyclic group, a silyl group or a phosphino group; X 1 represents -O-, -S- or R 31 represents a hydrogen atom, an alkyl group or an aryl group; R 2 , R 3 , R 4 , R 5 and R 6 represent hydrogen atoms or non-metal substituent groups, and any of the groups R 1 to R 6 which are in positions ortho to one another can be joined together to form a five to seven membered ring; R 7 represents a hydrogen atom, an alkyl group, an alkenyl group, an aryl group, a hydroxyl group, an acyl group, a sulfonyl group or a sulfinyl group; D represents a group of non-metal atoms which is required to form a five to seven membered ring; R 8 , R 9 , R 10 and R 11 represent hydrogen atoms or non-metal substituent groups; M 1 and M 2 represent copper, cobalt, nickel, palladium or platinum; R 12 , R 13 , R 14 , R 12' , R 13' and R 14' represent hydrogen atoms, alkyl groups or aryl groups; R 15 and R 15' represent hydrogen atoms, alkyl groups, aryl groups, hydroxyl groups, alkoxy groups or aryloxy groups; X 2 and X 3 each represent -0- or -S-. R 15 and R 15' may be joined together; adjacent groups from among the substituent groups R 12 to R 14 , R 12 ' to R 14' may be joined together to form aromatic rings or five to eight membered rings; E 1 and E 3 represent oxygen atoms, sulfur atoms, hydroxyl groups, mercapto groups, alkoxy groups, alkylthio groups or R 32 and R 33 represent hydrogen atoms, alkyl groups, aryl groups or hydroxyl groups; E 2 represents -0-, -S- or R 34 represents a hydrogen atom, an alkyl group or an aryl group; R 16 , R 17 , R 18 and R 19 independently represent hydrogen atoms, alkyl groups or aryl groups, and R 16 and R 17 , R 18 and R 19 , and/or R 17 and R 18 may be joined together to form an aromatic ring or a five to eight membered ring; F represents a compound which can coordinate with M 2 ; the coordination number of this compound is from 1 to 5; R 20 , R 21 , R 22 and R 23 represent hydrogen atoms, alkyl groups, aryl groups or heterocyclic groups; X 4 to X 7 each represent a sulfur atom or an oxygen atom; M 3 represents nickel or cobalt; R 20 and R 21 and/or R 22 and R 23 may be joined together to form a ring structure; R 24 , R 25 , R 26 , R 27 , R 28 , R 29 and R 30 are non-metal substituent groups which are determined in such a way that the atomic grouping represented by formula (IX) has an ultraviolet absorbing action.

Claim 7

The thermal transfer dye donating material of claim 1, wherein L in general formula (I) represents a group, where R 81 represents a hydrogen atom, an alkyl group, an aryl group, an -S0 2 - group, an alkylene group, a naphthylene group, -O-, -S- or a group comprised of a combination of two or more of these groups.

Claim 8

The thermal transfer dye donating material of claim 1, wherein said thermomobile dye has a total molecular weight of not more than 800.

Claim 9

The thermal transfer dye donating material of claim 1, wherein the thickness of said dye donating layer is from about 0.2 µ to about 5 µ.