Copolymers of alkyl (2-acrylamidomethoxy carboxylic esters) as subbing/barrier layers

Claim 2

In a dye donor element for thermal dye transfer comprising a polymeric support having thereon, in order, a subbing layer and a dye layer comprising a dye dispersed in a binder, the improvement wherein said subbing layer comprises a copolymer having a glass transition temperature below 50° C. comprising recurring monomer units derived from at least one linear vinyl copolymer comprising: ##STR8## wherein: each R 1 is, independently, H or methyl; R 2 and R 3 each, independently, represents: a) a substituted or unsubstituted alkyl group of 1 to 6 carbon atoms; or b) a substituted or unsubstituted cycloalkyl group of 5 to 8 carbon atoms; R 4 represents: a) a substituted or unsubstituted alkyl group of 2 to 4 carbon atoms substituted with at least 1 hydroxyl group; or b) from 2 to about 20 ethoxy groups substituted with at least 1 hydroxyl group; R 5 represents: a) a substituted or unsubstituted alkyl group of 1 to 12 carbon atoms; or b) a substituted or unsubstituted cycloalkyl group of 5 to 8 carbon atoms; w represents 5 to 50 weight-percent; x represents 0 to 40 weight-percent; and y represents 50 to 95 weight-percent.

Claim 3

The element of claim 1 wherein: a) in monomer J: R 1 is hydrogen; and, R 2 and R 3 are each methyl; b) in monomer B: R 1 is methyl; and R 4 is 2-hydroxyethyl; and, c) in monomer D: R 1 is hydrogen; and R 5 is butyl.

Claim 4

The element of claim 2 wherein the copolymer has a glass transition temperature of 20° C.

Claim 5

The element of claim 1 wherein monomer J and monomer B are each present in the copolymer at about 25 weight-percent.

Claim 6

The element of claim 1 wherein: a) in monomer B, x is 0; b) in monomer J: R 1 is hydrogen; and R 2 and R 3 are each methyl; c) in monomer D: R 1 is hydrogen; and R 5 is butyl.

Claim 7

The element of claim 5 wherein monomer J is present in the copolymer at about 25 weight-percent and monomer D at about 75 weight-percent.

Claim 8

The element of claim 5 wherein the copolymer has a glass transition temperature of -10° C.

Claim 9

In a process of forming a dye transfer image comprising: (A) imagewise-heating a dye-donor element comprising a polymeric support having thereon, in order, a subbing layer and a dye layer comprising a dye dispersed in a binder, and (B) transferring a dye image to a dye-receiving element to form said dye transfer image, the improvement wherein said subbing layer comprises a copolymer having a glass transition temperature below 50° C., comprising recurring monomer units derived from at least one linear vinyl copolymer comprising: ##STR9## wherein: each R 1 is, independently, H or methyl; R 2 and R 3 each, independently, represents: a) a substituted or unsubstituted alkyl group of 1 to 6 carbon atoms; or b) a substituted or unsubstituted cycloalkyl group of 5 to 8 carbon atoms; R 4 represents: a) a substituted or unsubstituted alkyl group of 2 to 4 carbon atoms substituted with at least 1 hydroxyl group; or b) from 2 to about 20 ethoxy groups substituted with at least 1 hydroxyl group; R 5 represents: a) a substituted or unsubstituted alkyl group of 1 to 12 carbon atoms; or b) a substituted or unsubstituted cycloalkyl group of 5 to 8 carbon atoms; w represents 5 to 50 weight-percent; x represents 0 to 40 weight-percent; and y represents 50 to 95 weight-percent.

Claim 10

In a process of forming a dye transfer image comprising: (A) imagewise-heating a dye-donor element comprising a polymeric support having thereon, in order, a subbing layer and a dye layer comprising a dye dispersed in a binder, and (B) transferring a dye image to a dye-receiving element to form said dye transfer image, the improvement wherein said subbing layer comprises a copolymer having a glass transition temperature below 50° C., comprising recurring monomer units derived from at least one linear vinyl copolymer comprising: ##STR9## wherein: each R 1 is, independently, H or methyl; R 2 and R 3 each, independently, represents: a) a substituted or unsubstituted alkyl group of 1 to 6 carbon atoms; or b) a substituted or unsubstituted cycloalkyl group of 5 to 8 carbon atoms; R 4 represents: a) a substituted or unsubstituted alkyl group of 2 to 4 carbon atoms substituted with at least 1 hydroxyl group; or b) from 2 to about 20 ethoxy groups substituted with at least 1 hydroxyl group; R 5 represents: a) a substituted or unsubstituted alkyl group of 1 to 12 carbon atoms; or b) a substituted or unsubstituted cycloalkyl group of 5 to 8 carbon atoms; w represents 5 to 50 weight-percent; x represents 0 to 40 weight-percent; and y represents 50 to 95 weight-percent.

Claim 11

The process of claim 8 wherein: a) in monomer J: R 1 is hydrogen; and, R 2 and R 3 are each methyl; b) in monomer B: R 1 is methyl; and R 4 is 2-hydroxyethyl; and, c) in monomer D: R 1 is hydrogen; and R 5 is butyl.

Claim 12

The process of claim 8 wherein the copolymer has a glass transition temperature of about 20° C.

Claim 13

The process of claim 8 wherein monomer J and monomer B are each present in the copolymer at about 25 weight-percent.

Claim 14

The process of claim 8 wherein: a) in monomer B, x is 0; b) in monomer J: R 1 is hydrogen; and R 2 and R 3 are each methyl; c) in monomer D: R 1 is hydrogen; and R 5 is butyl.

Claim 15

The process of claim 12 wherein monomer J is present in the copolymer at about 25 weight-percent and monomer D at about 75 weight-percent.

Claim 16

The process of claim 12 wherein the copolymer has a glass transition temperature of -10° C.

Claim 17

In a thermal dye transfer assemblage comprising: (A) a dye-donor element comprising a polymeric support having thereon, in order, a subbing layer and a dye layer comprising a dye dispersed in a binder and (B) a dye-receiving element comprising a support having thereon a dye image receiving layer, said dye-receiving element being in superposed relationship with said dye-donor element so that said dye layer is in contact with said dye image receiving layer, the improvement wherein said subbing layer comprises a copolymer having a glass transition temperature below 50° C., comprising recurring monomer units derived from at least one linear vinyl copolymer comprising: ##STR10## wherein: each R 1 is, independently, H or methyl; R 2 and R 3 each, independently, represents: a) a substituted or unsubstituted alkyl group of 1 to 6 carbon atoms; or b) a substituted or unsubstituted cycloalkyl group of 5 to 8 carbon atoms; R 4 represents: a) a substituted or unsubstituted alkyl group of 2 to 4 carbon atoms substituted with at least 1 hydroxyl group; or b) from 2 to about 20 ethoxy groups substituted with at least 1 hydroxyl group; R 5 represents: a) a substituted or unsubstituted alkyl group of 1 to 12 carbon atoms; or b) a substituted or unsubstituted cycloalkyl group of 5 to 8 carbon atoms; w represents 5 to 50 weight-percent; x represents 0 to 40 weight-percent; and y represents 50 to 95 weight-percent.

Claim 18

In a thermal dye transfer assemblage comprising: (A) a dye-donor element comprising a polymeric support having thereon, in order, a subbing layer and a dye layer comprising a dye dispersed in a binder and (B) a dye-receiving element comprising a support having thereon a dye image receiving layer, said dye-receiving element being in superposed relationship with said dye-donor element so that said dye layer is in contact with said dye image receiving layer, the improvement wherein said subbing layer comprises a copolymer having a glass transition temperature below 50° C., comprising recurring monomer units derived from at least one linear vinyl copolymer comprising: ##STR10## wherein: each R 1 is, independently, H or methyl; R 2 and R 3 each, independently, represents: a) a substituted or unsubstituted alkyl group of 1 to 6 carbon atoms; or b) a substituted or unsubstituted cycloalkyl group of 5 to 8 carbon atoms; R 4 represents: a) a substituted or unsubstituted alkyl group of 2 to 4 carbon atoms substituted with at least 1 hydroxyl group; or b) from 2 to about 20 ethoxy groups substituted with at least 1 hydroxyl group; R 5 represents: a) a substituted or unsubstituted alkyl group of 1 to 12 carbon atoms; or b) a substituted or unsubstituted cycloalkyl group of 5 to 8 carbon atoms; w represents 5 to 50 weight-percent; x represents 0 to 40 weight-percent; and y represents 50 to 95 weight-percent.

Claim 19

The assemblage of claim 15 wherein a) in monomer J: R 1 is hydrogen; and, R 2 and R 3 are each methyl; b) in monomer B: R 1 is methyl; and R 4 is 2-hydroxyethyl; and, c) in monomer D: R 1 is hydrogen; and R 5 is butyl.

Claim 20

The assemblage of claim 15 wherein the copolymer has a glass transition temperature of 20° C.

Claim 21

The assemblage of claim 15 wherein monomer J and monomer B are each present in the copolymer at about 25 weight-percent.

Claim 22

The assemblage of claim 15 wherein: a) in monomer B, x is 0; b) in monomer J: R 1 is hydrogen; and R 2 and R 3 are each methyl; c) in monomer D: R 1 is hydrogen; and R 5 is butyl.

Claim 23

The assemblage of claim 19 wherein monomer J and monomer B are each present in the copolymer at about 25 weight-percent and said copolymer has a glass transition temperature of -10° C.