Magenta dye mixture for thermal color proofing

Claim 2

A magenta dye-donor element for thermal dye transfer comprising a support having thereon a dye layer comprising a mixture of magenta dyes dispersed in a polymeric binder, at least one of the magenta dyes having the formula: ##STR17## wherein: R 1 is a substituted or unsubstitated alkyl or allyl group of from 1 to about 6 carbon atoms; X is an alkoxy group of from 1 to about 4 carbon atoms or represents the atoms which when taken together with R 2 forms a 5- or 6-membered ring; R 2 is any of the groups for R 1 or represents the atoms which when taken together with X forms a 5- or 6-membered ring; R 3 is a substituted or unsubstituted alkyl group of from 1 to about 6 carbon atoms or a substituted or unsubstituted aryl group of from about 6 to about 10 carbon atoms; J is CO, CO 2 , --SO 2 -- or CONR 5 --; R 4 is a substituted or unsubstituted alkyl or allyl group of from 1 to about 6 carbon atoms or a substituted or unsubstituted aryl group of from about 6 to about 10 carbon atoms; and R 5 is hydrogen, a substituted or unsubstituted alkyl group of from 1 to about 6 carbon atoms or a substituted or unsubstituted aryl group of from about 6 to about 10 carbon atoms; and at least another of the magenta dyes having the formula: ##STR18## wherein: R 6 is a substituted or unsubstituted alkyl group having from 1 to about 4 carbon atoms, an alkoxy group having from 1 to about 4 carbon atoms, an alkylcarbonamido group having from 1 to about 6 carbon atoms or an alkylsulfonamido group having from 1 to about 8 carbon atoms; R 7 and R 8 each individually represent a substituted or unsubstituted aryl group having from about 6 to about 10 carbon atoms, a substituted or unsubstituted alkyl group having from 1 to about 5 carbon atoms, an alkoxyalkyl group having from 3 to about 8 carbon atoms, an aralkyl group having from about 7 to about 10 carbon atoms or a hydroxyalkyl group having from about 2 to about 5 carbon atoms; R 9 is hydrogen, halogen, an alkoxy group having from 1 to about 4 carbon atoms or may be taken together with R 7 or R 8 to form a 5-or 6-membered heterocyclic ring; and R 10 is hydrogen, a substituted or unsubstituted alkyl group having from 1 to about 8 carbon atoms or an alkoxy group having from 1 to about 4 carbon atoms.

Claim 3

The element of claim 1 wherein R 1 and R 2 in the above formula I are each ethyl, X is OCH 3 , J is CO, R 3 and R 4 are each CH 3 , and R 5 is C 4 H 9 -t.

Claim 4

The element of claim 1 wherein R 1 and R 2 are each ethyl, X is OCH 3 , J is CO, R 3 is CH 3 , R 4 is CH 2 CHOHCH 3 , and R 5 is C 4 H 9 -t.

Claim 5

The element of claim 1 wherein R 6 in the above formula II is NHCOCH 3 , NHSO 2 CH 3 or CH 3 and R 7 is C 2 H 5 , C 3 H 7 or CH 2 CH 2 OH.

Claim 6

The element of claim 1 wherein R 8 in the above formula II is C 2 H 5 or C 3 H 7 and R 10 is CH 3 or OCH 3 .

Claim 7

The element of claim 1 which also contains a yellow dye having the formula: ##STR19## wherein: R 1 , R 2 and R 3 each individually represents hydrogen or a substituted or unsubstituted alkyl or alkoxy group having from 1 to about 4 carbon atoms; and R 4 represents a substituted or unsubstituted aryl group having from 6 to about 10 carbon atoms or a substituted or unsubstituted alkyl group having from 1 to about 4 carbon atoms.

Claim 8

The element of claim 1 wherein said dye-donor element contains an infrared-absorbing dye in said dye layer.

Claim 9

A process of forming a dye transfer image comprising imagewise-heating a magenta dye-donor element comprising a support having thereon a dye layer comprising a mixture of magenta dyes dispersed in a polymeric binder and transferring a magenta dye image to a dye-receiving element to form said magenta dye transfer image, at least one of the magenta dyes having the formula: ##STR20## wherein: R 1 is a substituted or unsubstituted alkyl or allyl group of from 1 to about 6 carbon atoms; X is an alkoxy group of from 1 to about 4 carbon atoms or represents the atoms which when taken together with R 2 forms a 5- or 6-membered ring; R 2 is any of the groups for R 1 or represents the atoms which when taken together with X forms a 5- or 6-membered ring; R 3 is a substituted or unsubstituted alkyl group of from 1 to about 6 carbon atoms or a substituted or unsubstituted aryl group of from about 6 to about 10 carbon atoms; J is CO, CO 2 , --SO 2 -- or CONR 5 --; R 4 is a substituted or unsubstituted alkyl or allyl group of from 1 to about 6 carbon atoms or a substituted or unsubstituted aryl group of from about 6 to about 10 carbon atoms; and R 5 is hydrogen, a substituted or unsubstituted alkyl group of from 1 to about 6 carbon atoms or a substituted or unsubstituted aryl group of from about 6 to about 10 carbon atoms; and at least another of the magenta dyes having the formula: ##STR21## wherein: R 6 is a substituted or unsubstituted alkyl group having from 1 to about 4 carbon atoms, an alkoxy group having from 1 to about 4 carbon atoms, an alkylcarbonamido group having from 1 to about 6 carbon atoms or an alkylsulfonamido group having from 1 to about 8 carbon atoms; R 7 and R 8 each individually represent a substituted or unsubstituted aryl group having from about 6 to about 10 carbon atoms, a substituted or unsubstituted alkyl group having from I to about 5 carbon atoms, an alkoxyalkyl group having from 3 to about 8 carbon atoms, an aralkyl group having from about 7 to about 10 carbon atoms or a hydroxyalkyl group having from about 2 to about 5 carbon atoms; R 9 is hydrogen, halogen, an alkoxy group having from 1 to about 4 carbon atoms or may be taken together with R 7 or R 8 to form a 5-or 6-membered heterocyclic ring; and R 10 is hydrogen, a substituted or unsubstituted alkyl group having from 1 to about 8 carbon atoms or an alkoxy group having from 1 to about 4 carbon atoms.

Claim 10

A process of forming a dye transfer image comprising imagewise-heating a magenta dye-donor element comprising a support having thereon a dye layer comprising a mixture of magenta dyes dispersed in a polymeric binder and transferring a magenta dye image to a dye-receiving element to form said magenta dye transfer image, at least one of the magenta dyes having the formula: ##STR20## wherein: R 1 is a substituted or unsubstituted alkyl or allyl group of from 1 to about 6 carbon atoms; X is an alkoxy group of from 1 to about 4 carbon atoms or represents the atoms which when taken together with R 2 forms a 5- or 6-membered ring; R 2 is any of the groups for R 1 or represents the atoms which when taken together with X forms a 5- or 6-membered ring; R 3 is a substituted or unsubstituted alkyl group of from 1 to about 6 carbon atoms or a substituted or unsubstituted aryl group of from about 6 to about 10 carbon atoms; J is CO, CO 2 , --SO 2 -- or CONR 5 --; R 4 is a substituted or unsubstituted alkyl or allyl group of from 1 to about 6 carbon atoms or a substituted or unsubstituted aryl group of from about 6 to about 10 carbon atoms; and R 5 is hydrogen, a substituted or unsubstituted alkyl group of from 1 to about 6 carbon atoms or a substituted or unsubstituted aryl group of from about 6 to about 10 carbon atoms; and at least another of the magenta dyes having the formula: ##STR21## wherein: R 6 is a substituted or unsubstituted alkyl group having from 1 to about 4 carbon atoms, an alkoxy group having from 1 to about 4 carbon atoms, an alkylcarbonamido group having from 1 to about 6 carbon atoms or an alkylsulfonamido group having from 1 to about 8 carbon atoms; R 7 and R 8 each individually represent a substituted or unsubstituted aryl group having from about 6 to about 10 carbon atoms, a substituted or unsubstituted alkyl group having from I to about 5 carbon atoms, an alkoxyalkyl group having from 3 to about 8 carbon atoms, an aralkyl group having from about 7 to about 10 carbon atoms or a hydroxyalkyl group having from about 2 to about 5 carbon atoms; R 9 is hydrogen, halogen, an alkoxy group having from 1 to about 4 carbon atoms or may be taken together with R 7 or R 8 to form a 5-or 6-membered heterocyclic ring; and R 10 is hydrogen, a substituted or unsubstituted alkyl group having from 1 to about 8 carbon atoms or an alkoxy group having from 1 to about 4 carbon atoms.

Claim 11

The process of claim 8 wherein R 1 and R 2 in the above formula I are each ethyl, X is OCH 3 , J is CO, R 3 and R 4 are each CH 3 , and R 5 is C 4 H 9 -t.

Claim 12

The process of claim 8 wherein R 1 and R 2 are each ethyl, X is OCH 3 , J is CO, R 3 is CH 3 , R 4 is CH 2 CHOHCH 3 , and R 5 is C 4 H 9 -t.

Claim 13

The process of claim 8 wherein R 6 in the above formula II is NHCOCH 3 , NHSO 2 CH 3 or CH 3 and R 7 is C 2 H, C 3 H 7 or CH 2 CH 2 OH.

Claim 14

The process of claim 8 wherein R 8 in the above formula II is C 2 H 5 or C 3 H 7 and R 10 is CH 3 or OCH 3 .

Claim 15

The process of claim 8 which also contains a yellow dye having the formula: ##STR22## wherein: R 1 , R 2 and R 3 each individually represents hydrogen or a substituted or unsubstituted alkyl or alkoxy group having from 1 to about 4 carbon atoms; and R 4 represents a substituted or unsubstituted aryl group having from 6 to about 10 carbon atoms or a substituted or unsubstituted alkyl group having from 1 to about 4 carbon atoms.

Claim 16

The process of claim 8 wherein said dye-donor element contains an infrared-absorbing dye in said dye layer.

Claim 17

A thermal dye transfer assemblage comprising: a) a magenta dye-donor element comprising a support having thereon a dye layer comprising a mixture of magenta dyes dispersed in a polymeric binder, and b) a dye-receiving element comprising a support having thereon a dye image-receiving layer, said dye-receiving element being in a superposed relationship with said magenta dye-donor element so that said dye layer is in contact with said dye image-receiving layer, at least one of the magenta dyes having the formula: ##STR23## wherein: R 1 is a substituted or unsubstituted alkyl or allyl group of from 1 to about 6 carbon atoms; X is an alkoxy group of from 1 to about 4 carbon atoms or represents the atoms which when taken together with R 2 forms a 5- or 6-membered ring; R 2 is any of the groups for R 1 or represents the atoms which when taken together with X forms a 5- or 6-membered ring; R 3 is a substituted or unsubstituted alkyl group of from 1 to about 6 carbon atoms or a substituted or unsubstituted aryl group of from about 6 to about 10 carbon atoms; J is CO, CO 2 , --SO 2 -- or CONR 5 --; R 4 is a substituted or unsubstituted alkyl or allyl group of from 1 to about 6 carbon atoms or a substituted or unsubstituted aryl group of from about 6 to about 10 carbon atoms; and R 5 is hydrogen, a substituted or unsubstituted alkyl group of from 1 to about 6 carbon atoms or a substituted or unsubstituted aryl group of from about 6 to about 10 carbon atoms; and at least another of the magenta dyes having the formula: ##STR24## wherein: R 6 is a substituted or unsubstituted alkyl group having from 1 to about 4 carbon atoms, an alkoxy group having from 1 to about 4 carbon atoms, an alkylcarbonamido group having from 1 to about 6 carbon atoms or an alkylsulfonamido group having from 1 to about 8 carbon atoms; R 7 and R 8 each individually represent a substituted or unsubstituted aryl group having from about 6 to about 10 carbon atoms, a substituted or unsubstituted alkyl group having from 1 to about 5 carbon atoms, an alkoxyalkyl group having from 3 to about 8 carbon atoms, an aralkyl group having from about 7 to about 10 carbon atoms or a hydroxyalkyl group having from about 2 to about 5 carbon atoms; R 9 is hydrogen, halogen, an alkoxy group having from 1 to about 4 carbon atoms or may be taken together with R 7 or R 8 to form a 5-or 6-membered heterocyclic ring; and R 10 is hydrogen, a substituted or unsubstituted alkyl group having from 1 to about 8 carbon atoms or an alkoxy group having from 1 to about 4 carbon atoms.

Claim 18

A thermal dye transfer assemblage comprising: a) a magenta dye-donor element comprising a support having thereon a dye layer comprising a mixture of magenta dyes dispersed in a polymeric binder, and b) a dye-receiving element comprising a support having thereon a dye image-receiving layer, said dye-receiving element being in a superposed relationship with said magenta dye-donor element so that said dye layer is in contact with said dye image-receiving layer, at least one of the magenta dyes having the formula: ##STR23## wherein: R 1 is a substituted or unsubstituted alkyl or allyl group of from 1 to about 6 carbon atoms; X is an alkoxy group of from 1 to about 4 carbon atoms or represents the atoms which when taken together with R 2 forms a 5- or 6-membered ring; R 2 is any of the groups for R 1 or represents the atoms which when taken together with X forms a 5- or 6-membered ring; R 3 is a substituted or unsubstituted alkyl group of from 1 to about 6 carbon atoms or a substituted or unsubstituted aryl group of from about 6 to about 10 carbon atoms; J is CO, CO 2 , --SO 2 -- or CONR 5 --; R 4 is a substituted or unsubstituted alkyl or allyl group of from 1 to about 6 carbon atoms or a substituted or unsubstituted aryl group of from about 6 to about 10 carbon atoms; and R 5 is hydrogen, a substituted or unsubstituted alkyl group of from 1 to about 6 carbon atoms or a substituted or unsubstituted aryl group of from about 6 to about 10 carbon atoms; and at least another of the magenta dyes having the formula: ##STR24## wherein: R 6 is a substituted or unsubstituted alkyl group having from 1 to about 4 carbon atoms, an alkoxy group having from 1 to about 4 carbon atoms, an alkylcarbonamido group having from 1 to about 6 carbon atoms or an alkylsulfonamido group having from 1 to about 8 carbon atoms; R 7 and R 8 each individually represent a substituted or unsubstituted aryl group having from about 6 to about 10 carbon atoms, a substituted or unsubstituted alkyl group having from 1 to about 5 carbon atoms, an alkoxyalkyl group having from 3 to about 8 carbon atoms, an aralkyl group having from about 7 to about 10 carbon atoms or a hydroxyalkyl group having from about 2 to about 5 carbon atoms; R 9 is hydrogen, halogen, an alkoxy group having from 1 to about 4 carbon atoms or may be taken together with R 7 or R 8 to form a 5-or 6-membered heterocyclic ring; and R 10 is hydrogen, a substituted or unsubstituted alkyl group having from 1 to about 8 carbon atoms or an alkoxy group having from 1 to about 4 carbon atoms.

Claim 19

The assemblage of claim 15 wherein R 1 and R 2 in the above formula I are each ethyl, X is OCH 3 , J is CO, R 3 and R 4 are each CH 3 , and R 5 is C 4 H 9 -t.

Claim 20

The assemblage of claim 15 wherein R 1 and R 2 are each ethyl, X is OCH 3 , J is CO, R 3 is CH 3 , R 4 is CH 2 CHOHCH 3 , and R 5 is C 4 H 9 -t.

Claim 21

The assemblage of claim 15 wherein R 6 in the above formula II is NHCOCH 3 , NHSO 2 CH 3 or CH 3 and R 7 is C 2 H 5 , C 3 H 7 or CH 2 CH 2 OH.

Claim 22

The assemblage of claim 15 wherein R 8 in the above formula II is C 2 H 5 or C 3 H 7 and R 10 is CH 3 or OCH 3 .

Claim 23

The assemblage of claim 15 which also contains a yellow dye having the formula: ##STR25## wherein: R 1 , R 2 and R 3 each individually represents hydrogen or a substituted or unsubstituted alkyl or alkoxy group having from 1 to about 4 carbon atoms; and R 4 represents a substituted or unsubstituted aryl group having from 6 to about 10 carbon atoms or a substituted or unsubstituted alkyl group having from 1 to about 4 carbon atoms.