Abstract: Transparent ink-jet recording films, compositions, and methods are disclosed. These films can exhibit high maximum optical densities, rapid ink drying, low curl, excellent adhesion between the coating layers and the substrate, and negligible ink transfer between stacked ink-jet recording films after imaging. Such films are useful in medical imaging applications.

Abstract: Transparent ink-jet recording films, compositions, and methods are disclosed. Such films exhibit superior resistance to ink-transfer when printed to high optical densities, which is desirable for medical imaging applications.

Abstract: Transparent ink-jet recording films, compositions, and methods are disclosed. These films can exhibit high maximum optical densities, rapid ink drying, low curl, excellent adhesion between the coating layers and the substrate, and negligible ink transfer between stacked ink-jet recording films after imaging. Such films are useful in medical imaging applications.

Abstract: An inkjet printing system contains an inkjet printer loaded with a recording element comprising a support and an ink receiving layer containing: a) fusible polymeric particles; and b) a water soluble block copolymer having ethylene oxide and propylene oxide segments, the copolymer exhibiting a Draves wetting coefficient, for a 0.1 wt % solution in water at 25° C., of not more than 360 seconds. An inkjet printing method and an inkjet recording medium are also contemplated.

Abstract: Transparent ink-jet recording films, compositions, and methods are disclosed. These films can exhibit high maximum optical densities, rapid ink drying, low curl, excellent adhesion between the coating layers and the substrate, and negligible ink transfer between stacked ink-jet recording films after imaging. Such films are useful in medical imaging applications.

Abstract: Transparent ink-jet recording films, compositions, and methods are disclosed. The compositions and methods of the present application can provide films exhibiting high maximum optical densities that are useful for medical imaging.

Abstract: The compositions and methods of the present application can provide transparent ink-jet recording films that may be used by printers relying on optical detection of fed media. Such films can be useful for medical image reproduction.

Abstract: The compositions and methods of the present application can provide transparent ink-jet recording films that may be used by printers relying on optical detection of fed media. Such films can be useful for medical image reproduction.

Abstract: Transparent ink-jet recording films, compositions, and methods are disclosed. These films can exhibit high maximum optical densities, rapid ink drying, low curl, excellent adhesion between the coating layers and the substrate, and negligible ink transfer between stacked ink-jet recording films after imaging. Such films are useful in medical imaging applications.

Abstract: Transparent ink-jet recording films, compositions, and methods are disclosed. These compositions and methods can impart excellent adhesion properties between film layers and the transparent support. These films are useful for medical imaging.

Abstract: Transparent ink jet recording films, compositions, and methods are disclosed. Such films exhibit improved ink-drying and smudging performance. These films exhibit high maximum optical densities and have low haze values. These films are useful for medical imaging.

Abstract: Addition of a surfactant to either the under-layer, the image-receiving layer, or to both the under-layer and the image-receiving layer provides a quick-drying, transparent ink-jet recording film capable of achieving an optical density of at least 2.8 while still having a low haze and producing a number of grey levels.

Abstract: An inkjet recording element comprising an absorbent support, a porous base layer nearest the support and comprising precipitated calcium carbonate, a porous ink-receiving intermediate layer above the base layer and comprising hydrated alumina, and a porous ink-receiving upper layer above the intermediate layer and comprising a mixture of hydrated and fumed alumina. Also disclosed is an advantageous method of making such inkjet recording materials.

Abstract: An inkjet recording element comprising a support having thereon in order, from top to bottom, a fusible, porous ink-transporting layer comprising fusible polymeric particles, which particles comprise a thermoplastic polymer with reactive functional groups, the ink-transporting layer further comprising a multifunctional compound having complementary reactive functional groups capable of crosslinking the reactive functional groups on the thermoplastic polymer. The ink-transporting layer is over a fusible dye-trapping layer that preferably comprises a mordant. Optionally, an ink-carrier-liquid receptive layer is present between the dye-trapping layer and the support.

Abstract: A tamper-indicating printable sheet. A preferred embodiment of the invention provides a tamper-indicating printable sheet comprising a retroreflective layer comprising a plurality of microbeads partially embedded in an inkjet receptive beadbond layer; and a reflector layer between one of the microbeads and the inkjet receptive beadbond layer. The present invention provides a method of making a tamper-indicating printable sheet.

Abstract: An inkjet recording element comprises a support having thereon in order, from top to bottom, a fusible, porous top layer comprising fusible polymeric particles that comprise a thermoplastic polymer with reactive functional groups, in combination with a multifunctional compound having complementary reactive functional groups capable of crosslinking the reactive functional groups on the thermoplastic polymer. Optionally, an ink-carrier-liquid receptive layer is present between the top layer and the support.

Abstract: A polymer compound comprises a unit composed of a sulfur-containing compound (A) having at least two active hydrogen groups, a unit composed of a compound (B) having at least two isocyanate groups and a unit composed of an amine compound (C) having at least two active hydrogen groups, and having an average particle size of 200 nm or smaller. The polymer compound can be used in a recording medium.

Abstract: An image recording element having a support having thereon an image-receiving layer, the recording element containing core/shell particles wherein the shell of the particles is an oligomeric or polymeric aluminosilicate complex or an aluminosilicate particulate, the complex and the particulate having a positive charge and being counter balanced by an anion.

Abstract: An ink-jet recording sheet including a color material receiving layer on a substrate. The color material receiving layer contains a compound represented by the following general formula (I), In the general formula (I), R1 and R2 each independently represent a hydrogen atom, an aliphatic group, an aromatic group, a heterocyclic group, —COR3, —COOR4, —SO2—R5, or —N(R6)R7. R3 and R5 each independently represent a hydrogen atom, an aliphatic group, an aromatic group, a heterocyclic group, or —N(R8)R9. R4 represents a hydrogen atom, an aliphatic group, an aromatic group, or a heterocyclic group. R6 to R9 each independently represent a hydrogen atom, an aliphatic group, an aromatic group, an acyl group, an alkoxy carbony group, an aryloxy carbonyl group, a carbamoyl group, an alkyl sulfonyl group, an aryl sulfonyl group, or a sulfamoyl group. R1 and R2 may link with each other so as to form a ring.

Abstract: An inkjet recording element comprising a porous ink-receiving layer having interconnecting voids is disclosed in which an upper surface of the ink-receiving layer has been subjected to plasma treatment, and wherein the upper surface of the ink-receiving layer, prior to the plasma treatment, has a measured carbon elemental content of at least 40 percent. The invention can provide increased dot spread.

Abstract: In a recording medium having a porous ink-receiving layer containing alumina hydrate of boehmite structure formed on a base material, the alumina hydrate has crystallinity ranging from 15 to 80 and microcrystals of the alumina hydrate are directed to be parallel to a plane direction of the ink-receiving layer at a parallelization degree of not less than 1.5. The recording medium is employed in an ink-jet recording method conducting printing by ejecting ink droplets through an orifice onto the recording medium. A process for producing the recording medium comprises the steps of: applying a coating liquid containing alumina hydrate of boehmite structure with shearing stress onto a base material; and drying the coated material to obtain a degree of parallelization of a microcrystal of the alumina hydrate with a plane direction of the ink-receiving layer of not less than 1.5.

Abstract: An ink jet recording element including a support having thereon an image-receiving layer, the ink jet recording element containing a metal hydroxide salt, (M2+)(OH)a(Ap?)b.xH2O; wherein: M2+ is at least one metal ion having a 2+ oxidation state; A is an organic or inorganic anion; p is 1 or 2; and x is equal to or greater than 0; and a and b comprise rational numbers as follows: 0<a<2 and 0<b<2 so that the charge of M2+ is balanced.

Abstract: An ink jet recording element comprising a support having thereon an image-receiving layer, the ink jet recording element containing finely divided particulate material and a metal(oxy)hydroxide complex, Mn+(O)a(OH)b(Ap?)c.xH2O, wherein M is at least one metal ion; n is 3 or 4; A is an organic or inorganic ion; p is 1, 2 or 3; and x is equal to or greater than 0; with the proviso that when n is 3, then a, b and c each comprise a rational number as follows: 0?a<1.5; 0<b<3; and 0?pc<3, so that the charge of the M3+ metal ion is balanced; and when n is 4, then a, b and c each comprise a rational number as follows: 0?a<2; 0<b<4; and 0?pc<4, so that the charge of the M4+ metal ion is balanced.

Abstract: An ink jet recording element comprising a support having thereon an image-receiving layer, the ink jet recording element containing a metal(oxy)hydroxide complex, Mn+(O)a(OH)b(Ap?)c•xH2O, wherein M is at least one metal ion; n is 3 or 4; A is an organic or inorganic ion; p is 1, 2 or 3; and x is equal to or greater than 0; with the proviso that when n is 3, then a, b and c each comprise a rational number as follows: 0?a<1.5; 0<b<3; and 0?pc<3, so that the charge of the M3+ metal ion is balanced; and when n is 4, then a, b and c each comprise a rational number as follows: 0?a<2; 0<b<4; and 0?pc<4, so that the charge of the M4+ metal ion is balanced.

Abstract: An ink-jet recording sheet, comprising a support having thereon a porous ink receiving layer, the porous ink receiving layer including inorganic particles, a hydrophilic binder and a polymer, wherein the polymer has a plurality of carbon-carbon unsaturated bonds, provided that the unsaturated bonds are non-aromatic; the polymer has a recurring unit derived from butadiene or isoprene.

Abstract: An ink jet recording element comprising a support having thereon, in order, a hydrophilic absorbing layer and a polymeric overcoat layer comprising particles of a substantially amorphous synthetic aluminosilicate. Such recording elements exhibit improved humidity keeping and smudge resistance, while maintaining good differential gloss.

Abstract: A recording medium comprises a base member mainly made of pulp fibers and an ink receiving layer formed thereon containing an inorganic pigment and a binder. The recording medium shows a pore radius distribution having a peak attributable to pores in the base member and a peak attributable to pores in the ink receiving layer. The peak attributable to pores in the ink receiving layer is located between 8 and 50 nm. The ink receiving layer is formed on the base member by applying a coating formulation containing at least an inorganic pigment and a resin emulsion to the base member at a coating rate between 1 and 10 g/m2 so that the inorganic pigment and the resin emulsion become weakly agglomerated. The recording medium can be suitably used with an ink-jet recording system.

Abstract: An inkjet recording element comprising a support having thereon, in order, a support having thereon a ink-receiving layer comprising a hydrophilic polymer and particles of an aluminosilicate in an amount of less than 30 weight percent solids, based on the total weight of the layer. Such recording elements exhibit improved humidity keeping for print sharpness.

Abstract: An inkjet recording element comprising a support having thereon, in order, a support having thereon an ink-receiving layer comprising a hydrophilic polymer, a polymeric mordant, and particles of an aluminosilicate. Such recording elements exhibit improved humidity keeping.

Abstract: Anti-bronzing compounds are added to inkjet inks to prevent bronzing of the inks when printed on specialty quick-dry inkjet photographic media. These compounds inhibit bronzing by the proper buffering of the dyes relative to the media of interest.

Abstract: An inkjet recording element comprising a support having thereon a subbing layer comprising particles of an aluminosilicate for improved adhesion.

Abstract: Patterns are aligned on the front and back surfaces of a document to provide an anti-counterfeiting security device. The document is sufficiently transparent to allow see-through of the partial image on the back of the document to be superimposed on the partial image on the front of the document to form a complete image if the patterns are properly aligned. The complete image will disappear if misaligned.

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 an ink jet recording element comprising a support having thereon an image-receiving layer, the ink jet recording element containing a metal hydroxide salt, (M2+)(OH)a(Ap?)b.xH2O; wherein: M2+ is at least one metal ion having a 2+ oxidation state; A is an organic or inorganic anion; p is 1 or 2; and x is equal to or greater than 0; and a and b comprise rational numbers as follows: 0<a<2 and 0<b<2 so that the charge of M2+ is balanced; C) loading the printer with an ink jet ink composition; and D) printing on the ink jet recording element using the ink jet ink composition in response to the digital data signals.

Abstract: An object of the present invention is to provide an ink jet recording medium for which the problem of bronzing is prevented and an image formed on the ink jet recording medium has good color representation, light-fastness and water resistance. The ink jet recording medium comprises a substrate, and an ink-receiving layer that consists of at least one layer, is provided on the substrate and has an outermost surface, wherein the degree of cationization at the outermost surface is different to, specifically less than, the degree of cationization in the ink-receiving layer other than the outermost surface.

Abstract: Highly transparent alumina hydrate particles having a large pore volume, having a pore diameter which falls in a specified range and, when formed into a high-concentration dispersion sol, exhibiting a low viscosity are provided. Alumina hydrate particles having a composition represented by the general formula xM2O.y(NH4)2O.Al2O3.zH2O (2×10?4?x?25×10?4, 0.1×10?4?y?20×10?4, 0.6?z?2.5, M represents an alkali metal; when the alkali metal is in the form of M2O, x is the number of moles thereof per mol of Al2O3; when ammonia is in the form of (NH4)2O, y is the number of moles thereof per mol of Al2O3; and z is the number of moles of hydration water (H2O) per mol of Al2O3), the alumina hydrate particles having an average particle diameter of 0.02 to 0.2 ?m, a total pore volume of 0.5 to 1.5 ml/g, and a volume of pores whose diameter is from 15 to 30 nm ranging from 0.3 to 1.0 ml/g.

Abstract: An ink jet recording element having a support having thereon an image-receiving layer of a polymeric network formed by a chemical reaction between a wet-strength polymer, amino-functionalized inorganic particles and a hydrophilic polymer other than a wet-strength polymer.

Abstract: An ink jet inkjet receiver layer on a substrate consists of at least two layers of similar composition of binder and pigment, except that the layer next to the substrate has a smaller pigment/binder ratio versus the layer laid on top of it. Multiple layers making up the gradient are included.

Abstract: An ink jet recording element comprising a support having thereon a porous image-receiving layer comprising particles, a poly(vinyl alcohol) binder and a crosslinking agent, the particles having a primary particle size of from about 7 to about 40 nm in diameter which may be aggregated up to about 300 nm, and the crosslinking agent being present in an amount of at least about 20 weight % of the poly(vinyl alcohol) binder.

Abstract: An ink-jet recording medium for use in an ink-jet image forming method in which a transparent film layer formed on a substrate as coating is placed on an ink-receiving layer of the recording medium, and then the side of the substrate is heated to transfer the transparent film layer on the ink-receiving layer, followed by peeling off the substrate to laminate the transparent film layer on the surface of the ink-receiving layer. The ink-receiving layer contains polyvinyl alcohol and a cross-linking agent.

Abstract: A backprinting recording medium includes a transparent substrate, an ink-absorbing layer formed on the transparent substrate and a porous ink-permeable layer formed on the ink-absorbing layer and produced by dispersing a filler in a binder resin, wherein the binder resin constituting the ink-permeable layer has a glass transition temperature of 10° C. or higher, and a Shore D hardness at 25° C. of 40 or higher.

Abstract: Provided is a recording medium provided with an ink-receiving layer on at least one surface of a substrate, wherein said ink-receiving layer is composed of a porous layer comprising pigment particles and mutually fused thermoplastic resin particles.

Abstract: A recording material for back printing has a transparent substrate; an ink absorbing layer that is provided on the transparent substrate; and a porous ink transmitting layer that is provided on the ink absorbing layer and comprises a filler dispersed in a binder resin, where ink transmitting layer is crosslinked.

Abstract: Waterfast coating compositions which are comprised of a blend of a dye fixative and a dispersion of metal oxide particles to form a water-insoluble complex. The ink recording sheets comprise a composition that is absorbed into the surface of the substrate as a sizing material, or alternatively, forms a continuous layer on the substrate. The present invention also encompasses methods for making the ink jet receiving sheets.

Abstract: An ink jet recording element comprising a support having thereon an image-receiving layer, the ink jet recording element containing finely divided particulate material and a metal(oxy)hydroxide complex, Mn+(O)a(OH)b(Ap−)c.xH2O, wherein M is at least one metal ion; n is 3 or 4; A is an organic or inorganic ion; p is 1, 2 or 3; and x is equal to or greater than 0; with the proviso that when n is 3, then a, b and c each comprise a rational number as follows: 0≦a<1.5; 0<b<3; and 0≦pc<3, so that the charge of the M3+ metal ion is balanced; and when n is 4, then a, b and c each comprise a rational number as follows: 0≦a<2; 0<b<4; and 0≦pc<4, so that the charge of the M4+ metal ion is balanced.

Abstract: An ink jet recording element comprising a support having thereon an image-receiving layer, the ink jet recording element containing core/shell particles wherein the shell of the particles consists a metal(oxy)hydroxide complex, Mn+(O)a(OH)b(Ap−)c•xH2O, wherein M is at least one metal ion; n is 3 or 4; A is an organic or inorganic ion; p is 1, 2 or 3; and x is equal to or greater than 0; with the proviso that when n is 3, then a, b and c each comprise a rational number as follows: 0≦a<1.5; 0<b<3; and 0≦pc<3, so that the charge of the M3+ metal ion is balanced; and when n is 4, then a, b and c each comprise a rational number as follows: 0≦a<2; 0<b<4; and 0≦pc<4, so that the charge of the M4+ metal ion is balanced.

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 an ink jet recording element comprising a support having thereon an image-receiving layer, the ink jet recording element containing a metal(oxy)hydroxide complex, Mn+(O)a(OH)b(Ap−)c.xH2O, wherein M is at least one metal ion; n is 3 or 4; A is an organic or inorganic ion; p is 1, 2 or 3; and x is equal to or greater than 0; with the proviso that when n is 3, then a, b and c each comprise a rational number as follows: 0≦a<1.

Abstract: A coating composition for an ink jet recording medium comprises an aqueous suspension of absorptive silica pigment, a polyvinyl alcohol binder, and a cationic fixing agent. The composition is dispersed at pH values in the range of 4.0 to 7.0. The pigment is preferably a mixture of 75% or more silica gel having a pore volume of 0.5-1.5 cc/g, and 10% or more alumina or alumina hydrate. A method for making down the coating composition and applying it to a substrate is also disclosed.

Abstract: An ink jet recording element comprising a substrate having thereon an image-receiving layer comprising an inorganic, anionic pigment, an organic, anionic binder, an organic, cationic mordant and thermoplastic polymer particles.

Abstract: An ink jet recording element comprising a substrate having thereon an image-receiving layer comprising an inorganic, anionic pigment, an organic, anionic binder and an organic, cationic mordant.

Abstract: An inkjet recording element comprising a support having thereon a porous image-receiving layer comprising: (a) particles having a primary particle size of from about 7 to about 40 nm in diameter which may be aggregated up to about 300 nm; and (b) water insoluble, cationic, polymeric particles comprising at least about 20 mole percent of a cationic mordant moiety.