Abstract:
Disclosed is a photographic element comprising a support on which is coated at least one green-sensitized silver halide emulsion layer having associated therewith at least one magenta dye-forming coupler of Formula I ##STR1## wherein: R.sub.1 is an alkyl group;R.sub.5, R.sub.6, R.sub.7, and R.sub.8 each independently represent a hydrogen atom or a substituent; and ##STR2## in which i, B, and J are independently hydrogen, alkyl or aryl substituent groups that together comprise at least two hydroxyl groups. The element provides improved resistance to yellowing.
Abstract:
An optical recording element having a transparent substrate and on the surface of said substrate, a recording layer and a light reflecting layer wherein recording layer comprises a dye selected from the group consisting of cationic azocyanine dyes and mixtures of such dyes and the unrecorded layer is such that the real part of the refractive index (N) at 780 nm is at least 1.8 and the imaginary part (k) is 0.01 to 0.15.
Abstract:
A thermal dye transfer assemblage comprising:(a) a dye-donor element comprising a support having thereon a dye layer comprising a dye dispersed in a polymeric binder, the dye being a deprotonated cationic dye which is capable of being reprotonated to a cationic dye having a N--H group which is part of a conjugated system, and(b) a dye-receiving element comprising a support having thereon a polymeric dye image-receiving layer, the dye-receiving element being in a superposed relationship with the dye-donor element so that the dye layer is in contact with the polymeric dye image-receiving layer, the polymeric dye image-receiving layer containing an organic acid moiety as part of the polymer chain which is capable of reprotonating the deprotonated cationic dye, the polymeric dye image-receiving layer having a Tg of less than about 25.degree. C.
Abstract:
A thermal dye transfer assemblage comprising:(a) a dye-donor element comprising a support having thereon a dye layer comprising a dye dispersed in a polymeric binder, the dye being a deprotonated cationic dye which is capable of being reprotonated to a cationic dye having a N-H group which is part of a conjugated system, and(b) a dye-receiving element comprising a support having thereon a polymeric dye image-receiving layer, the dye-receiving element being in a superposed relationship with the dye-donor element so that the dye layer is in contact with the polymeric dye image-receiving layer, the polymeric dye image-receiving layer containing a compound capable of generating an acid upon exposure to UV light, the acid being capable of reprotonating the deprotonated cationic dye.
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 of a benz-cd-indole merocyanine blue dye having the formula: ##STR1## wherein: R represents hydrogen; a substituted or unsubstituted alkyl group having from 1 to about 8 carbon atoms; a substituted or unsubstituted alkenyl group having from about 2 to about 8 carbon atoms; or a substituted or unsubstituted aralkyl group having from about 7 to about 12 carbon atoms; andZ represents the atoms necessary to complete a 5- or 6-membered carbocyclic or heterocyclic ring.
Abstract:
In situ dye generation in a thermal transfer system is achieved by reacting an electrophile with a coupler compound to form an arylidene dye. The electrophile and/or the coupler compound are transferred from a donor element to a receiver element where they react to form a colored dye. The invention comprises a dye image recording element comprising a support bearing the electrophile which has the structure: ##STR1## wherein X is halogen, substituted or unsubstituted alkylsulfonyloxy, substituted or unsubstituted arylsulfonyloxy, or substituted or unsubstituted acyloxy;E.sup.1, E.sup.2, E.sup.3, and E.sup.4 are each independently hydrogen, substituted or unsubstituted alkyl or alkenyl having up to about six carbon atoms, substituted or unsubstituted aryl having up to about ten carbon atoms, halogen, cyano, benzoxazolyl, nitro, --CO.sub.2 R, --COR, --CONH.sub.2, --CONHR, --CONRR, or --SO.sub.2 R, wherein each R is independently substituted or unsubstituted alkyl or alkenyl having up to about six carbon atoms, or substituted or unsubstituted aryl having up to about ten carbon atoms, with the proviso that at least two of the E groups are other than hydrogen, alkyl, alkenyl, aryl or halogen;B.sup.1 and R.sup.2 represent the atoms necessary to complete optional five- or six-member rings formed with carbonyl moieties of E.sup.1, E.sup.2 or E.sup.3 ;B.sup.3 represents hydrogen or the atoms necessary to complete an optional five- or six-member ring with a carbonyl moiety of E.sup.1 ;and n is zero or one.
Abstract:
Disclosed is a process for coupling a disperse dye diazo component selected from diazonium salts of substituted and unsubstituted phenyl, 2-thiazolyl, 2-benzothiazolyl, 1,3,4-thiadiazol-2-yl, 1,2,4-thiadiazol-5-yl, 2,1-benzisothiazol-3-yl, isothiazol-5-yl, 1,3,4-triazol-2-yl, pyrazol-5-yl, imidazol-2-yl, phthalimid-3 or 4-yl, 1-naphthyl, and 2-thienyl radicals comprising reacting with said component a disperse dye coupler having in the coupling position on the ring a substituent typified by --CHO, --COOH, --COCH.sub.3, --SO.sub.3 H, displaceable diazonium radicals including the above, and another or the same coupler linked to said coupler by certain bivalent radicals.
Abstract:
An ink jet printing method, comprising the steps of: A) providing an ink jet printer that is responsive to digital data signals; B) loading the printer with ink-receptive elements comprising a support having thereon an image-receiving layer comprising a mixture of an anionic polymer and a hydrophilic polymer; C) loading the printer with an ink jet ink composition comprising water, a humectant, and a delocalized cationic azo dye derived from the quaternization of a nitrogen heterocyclic azo dye; and D) printing on the image-receiving layer using the ink jet ink in response to the digital data signals.
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 of an arylidene blue dye having the formula: ##STR1## wherein: R.sup.1 and R.sup.2 each independently represents hydrogen, a substituted or unsubstituted alkyl group having from 1 to about 8 carbon atoms, a cycloalkyl group having from about 5 to about 8 carbon atoms, a substituted or unsubstituted alkenyl group having from about 2 to about 8 carbon atoms, or a substituted or unsubstituted aralkyl group having from about 7 to about 14 carbon atoms;R.sup.3 represents hydrogen, a substituted or unsubstituted alkyl or alkoxy group having from 1 to about 8 carbon atoms, halogen, or a fused aryl ring;or R.sup.2 and R.sup.3 may represent the elements which may be taken together to form a 5- or 6-membered heterocyclic ring;X represents hydrogen, fluorine, chlorine or bromine; andn is 1 to 4.
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## .