Abstract: An ink jet printing process comprising the steps of; a) providing an ink jet printer in which a continuous stream of ink jet ink is emitted from a nozzle that is responsive to digital data signals; b) loading the printer with an ink jet recording element; c) loading the printer with an ink jet ink comprising an organic solvent; and d) ejecting ink from a thermally-steered continuous ink jet print head onto one of the ink jet recording elements in response to the digital data signals.

Abstract: An ink jet recording element comprising a support having thereon the following layers in the order recited: I) a solvent-absorbing layer of a porous, polyolefin material, and II) an image-recording layer comprising a polymeric binder and colloidal silica having an attached silane coupling agent.

Abstract: An ink jet printing process for improving the water-fastness of an ink jet image comprising the steps of: A) providing an ink jet printer that is responsive to digital data signals; B) loading the printer with an image-recording element comprising a support having thereon an ink-receptive layer comprising a cross-linkable polymer; C) loading the printer with an ink jet ink composition comprising water, an anionic, water-soluble dye and from about 0.1 to about 5% by weight of a hardener; and D) printing on the image-recording element using the ink jet ink composition in response to the digital data signals.

Abstract: Apparatus for forming an image on a receiver in response to a digital image includes print heads for transferring colorant to the receiver. The receivers are stored in a receiver supply device in a humidity controlled environment. A receiver transport mechanism moves the receiver to a position where the print heads transfer colorant to the receiver to form an image on the receiver.

Abstract: A process for making an ink jet ink comprising: a) providing an organic pigment dispersion containing a pigment and a carrier; b) mixing the pigment dispersion with rigid milling media having an average size less than about 100 &mgr;m; c) introducing the mixture from step b) into a high speed mill; d) milling the mixture from step c) until a pigment particle size distribution is obtained wherein about 50% by weight of the pigment particles have a particle size less than about 100 nanometers; e) separating the milling media from the mixture milled in step d); and f) diluting the mixture from step d) to obtain the ink jet ink; wherein the milling media comprises negatively-charged polymeric beads which are crosslinked sufficiently to prevent swelling of the polymeric beads to levels greater than or equal to about 50 volume % within 4 hours at 25° C. in the carrier.

Abstract: An ink jet printing process for improving the light stability of an ink jet image comprising: providing an ink jet recording element comprising a support having thereon an image-recording layer comprising a cross-linkable polymer of gelatin or acetoacetylated poly(vinyl alcohol) and a mordant; applying liquid ink droplets of a dye on the image-recording layer in an image-wise manner, the dye being a water-soluble 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 applying an aqueous solution of a multivalent inorganic salt to the image to cross-link the polymer.

Abstract: An ink jet printing process for improving the water-fastness of an ink jet image comprising: a) providing an ink jet recording element comprising a support having thereon an image-recording layer comprising a cross-linkable gelatin and a mordant, b) applying liquid ink droplets of an anionic, water-soluble dye on the image-recording layer in an image-wise manner, and c) submerging the element in an aqueous solution of a hardener to cross-link the gelatin.

Abstract: A process for making an ink jet ink comprising:a) providing a dispersion containing a pigment, a hydrocarbon carrier and a polyamine/fatty acid condensation polymer dispersant;b) mixing the pigment dispersion with rigid milling media less than 100 .mu.m;c) introducing the mixture of step (b) into a mill;d) milling the mixture from step (c) until the pigment particle size is below about 100 nanometers;e) separating the milling media from the mixture milled in step (d); andf) diluting the mixture from step (e) to obtain an ink jet ink having a pigment concentration suitable for ink jet printers.

Abstract: An ink jet ink composition which provides an image having an improved water-fastness comprising water, an anionic, water-soluble dye and from about 0.1 to about 10% by weight of a hardener.

Abstract: An ink jet printing process for improving the water-fastness of an ink jet image comprising:a) providing an ink jet recording element comprising a support having thereon an image-recording layer comprising a cross-linkable polymer of acetoacetylated poly(vinyl alcohol) and a mordant,b) applying liquid ink droplets of an anionic, water-soluble dye on the image-recording layer in an image-wise manner, andc) submerging the element in an aqueous solution of a hardener to cross-link the binder.

Abstract: An ink jet ink composition which provides an image having improved wet abrasion resistance comprising water, a cationic, water-soluble dye and from about 0.1 to about 10% by weight of a hardener.

Abstract: A method of ink jet printing, wherein an ink jet composition comprising water, a cationic, water soluble dye and from about 0.1% to about 10% by weight of a hardener is ejected onto an image recording element. The recording element is formed of a support and an ink receptive layer, formed on the support, wherein the ink receptive layer comprises a cross linkable polymer.

Abstract: A process for making an ink jet ink comprising:a) providing a dispersion containing a pigment, a hydrocarbon carrier, and a polyamine/fatty acid condensation polymer dispersant;b) mixing the pigment dispersion with rigid milling media less than 100 .mu.

Abstract: Herein is disclosed a liquid ink jet ink comprising a carrier, a pigment and a compound having an active olefinic functional group.

Abstract: A method for making an ink jet recording element comprising simultaneously coating on a support the following layers in order:a) a nonionic, water-dispersible, condensation polymer gloss-enhancing layer; andb) an ink receptive layer for an ink jet image.

Abstract: Herein is disclosed a liquid ink jet ink comprising a carrier, a pigment and a compound having an aldehyde functional group.

Abstract: Magenta image-dye couplers provide photographic elements and processes having superior photographic properties. The couplers are 3-anilino pyrazolone couplers having an aryl thio coupling-off group. The substituents of the coupler are specified to obtain advantageous properties.

Abstract: The invention provides a photographic element and process of forming an image where the element is a multicolor photographic element comprising at least one light sensitive photographic silver halide emulsion layer sensitive to blue light and containing a yellow image dye-forming coupler, at least one light sensitive photographic silver halide emulsion layer sensitive to green light: and containing a magenta image dye-forming coupler, and at least one light sensitive photographic silver halide emulsion layer sensitive to red light and containing a cyan dye-forming coupler,wherein the yellow image dye-forming coupler has the formula I: ##STR1## wherein t-Bu is a tertiary butyl group, Ph is an unsubstituted phenyl ring or one containing up to 5 substituents, and Y is a heterocyclic ring, substituted or non, which is capable of leaving upon reaction if the coupler with oxidized developer; andwherein said at least one light sensitive photographic silver halide emulsion layer sensitive to blue light and containing