Abstract:
Azo dyes suitable for thermal transfer printing have the formula ##STR1## in which the substituents have the following meanings: R.sup.1 is H, amino, hydroxyl or C.sub.1 -C.sub.3 -alkyl, R.sup.2 is H, acetyl, carbamoyl or cyano, R.sup.3 is .omega.-phenoxy-, .omega.-tolyloxy-, .omega.-benzyloxy- or .omega.-cyclohexyloxy-C.sub.1 -C.sub.12 -alkyl whose carbon chain may be interrupted by one or two of the following nonadjacent members --O--, --CO--, --O--CO-- or --CO--O-- and which may carry one or two of the following substituents: halogen, hydroxyl, C.sub.1 -C.sub.2 -alkyl, phenyl or cyclohexyl; R.sup.4 and R.sup.5 are each H, halogen, cyano, nitro, trihalomethyl, or a radical of the formula --CO--H, --CO--R.sup.6, --O--CO--R.sup.6, --CO--OR.sup.6, --SO--OR.sup.6, --O--SO--OR.sup.6, --CO--NR.sup.7 R.sup.8, --O--CO--NR.sup.7 R.sup.8, --SO.sub.2 --NR.sup.7 R.sup.8 or --O--SO.sub.2 --NR.sup.7 R.sup.8 where R.sup.6 is C.sub.1 -C.sub.12 -alkyl or .omega.-phenoxy-, .omega.-tolyloxy-, .omega.-benzyloxy- or .omega.-cyclohexyloxy-C.sub.1 -C.sub.12 -alkyl where the carbon chain may in each case be interrupted by one or two oxygen atoms in ether function, R.sup.7 is C.sub.1 -C.sub.12 -alkyl and R.sup.8 is H or has one of the meanings of R.sup.7.
Abstract:
There is disclosed a thermal transfer dye-providing material capable of providing a sharp image having a high density. The dye-providing material includes a support having provided thereon a layer containing a thermally migrating dye, wherein at least one of the dye-containing layer and a layer adjacent thereto contains an infrared-absorbing dye represented by Formula (I), (II) or (III): ##STR1##
Abstract:
Black colored dye-donor element for use according to thermal dye sublimation transfer comprising a support having thereon a dye layer containing a mixture of a magenta 4-chloro-5-formylthiazol-2-ylazoaniline dye and at least one cyan dye and at least one yellow dye.
Abstract:
Use of water-insoluble monoazo dyestuffs of the formula I ##STR1## wherein R.sup.1 denotes alkyl having 1 to 6 C atoms, cyclopentyl, cyclohexyl, fluorine, chlorine, bromine, alkoxy having 1 to 4 C atoms or trifluoromethyl,R.sup.2 denotes alkyl having 1 to 7 C atoms andR.sup.3 and R.sup.4 independently of one another denote alkyl having 1 to 4 C atoms,for the sublimation transfer process.
Abstract:
A thermally-transferred color filter array element comprising a support having thereon a polymeric dye image-receiving layer containing a thermally-transferred image comprising a repeating pattern of colorants, one of the colorants being a mixture of a yellow dye and a cyan dye to form a green hue, said cyan dye having the formula: ##STR1## .
Abstract:
A thermally-transferred color filter array element comprising a support having thereon a polymeric dye image-receiving layer containing a thermally-transferred image comprising a repeating pattern of colorants, one of the colorants being a mixture of a yellow dye and a magenta dye to form a red hue, said yellow dye having the formula: ##STR1## said magenta dye having the formula: ##STR2##
Abstract:
A heat transfer sheet including (i) a substrate sheet, and (ii) a dye layer which is formed on one surface of the substrate sheet, and includes a binder and a sublimable dye represented by the following formula (I): ##STR1## wherein R.sub.1 and R.sub.2, which may be the same or different and may form together a five- or six-membered ring which may contain an oxygen atom or a nitrogen atom, are a substituted or unsubstituted alkyl, cycloalkyl, aralkyl or aryl group; R.sub.3 is hydrogen, halogen, a cyano group, or a substituted or unsubstituted alkyl, cycloalkyl, alkoxyl, aralkyl, aryl, acyl, acylamino, sulfonylamino, ureido, carbamoyl, sulfamoyl or amino group; R.sub.4 is hydrogen, halogen, a cyano group, or a substituted or unsubstituted alkyl, cycloalkyl, alkoxyl, aralkyl, aryl, acyl, acylamino, sulfonylamino, ureido, carbamoyl, sulfamoyl, amino, heterocyclic or sulfonyl group; R.sub.5 is hydrogen, or a substituted or unsubstituted alkyl, cycloalkyl, alkoxyl, aralkyl, aryl, heterocyclic, acyl, sulfonyl, carbamoyl or sulfamoyl group; X is hydrogen, or an atom or atomic group which forms a five- or six-membered ring together with R.sub.1 ; and m is an integer of 1 or 2.
Abstract:
One or more azo dyes are transferred from a transfer to a sheet of plastic-coated paper by diffusion with the aid of an energy source, said azo dyes having the formula ##STR1## where X is nitrogen or the radical C--CN,Z is oxygen or the radical --CH(R.sup.7)--, where R.sup.7 is hydrogen or C.sub.1 -C.sub.4 -alkyl,R.sup.1 is hydrogen, substituted or unsubstituted alkyl or phenyl,R.sup.2 and R.sup.3 are hydrogen or C.sub.1 -C.sub.4 -alkyl,R.sup.4 is hydrogen, C.sub.1 -C.sub.10 -alkyl, C.sub.1 -C.sub.10 -alkoxy or acylamino,R.sup.5 is hydrogen, chlorine, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylthio or unsubstituted or substituted phenyl, andR.sup.6 is cyano or the radical --CO--OR.sup.1, --CO--NHR.sup.1 or --CO--N(R.sup.1).sub.2, in each of which R.sup.1 is as defined above.