Abstract: The invention provides an inkjet recording medium having at least a non-water-absorptive support, an undercoat layer provided on the non-water-absorptive support, and an ink-receiving layer provided on the undercoat layer, the undercoat layer containing at least: a first water-soluble resin selected from the group consisting of: a water-soluble polyamide resin that is other than an ?-amino acid derived polyamide resin; a derivative of a water-soluble polyamide resin that is other than a derivative of an ?-amino acid derived polyamide resin; and a water-soluble polyvinyl acetal, the ink-receiving layer containing at least first inorganic fine particles and a second water-soluble resin, and in the case that the undercoat layer contains second inorganic fine particles, a mass ratio of a content of the second inorganic fine particles in the undercoat layer to a content of the first water-soluble resin in the undercoat layer being 0.1 or less.

Abstract: A method of treating silica in an aqueous environment includes dispersing silica particulates in an aqueous environment to form an aqueous dispersion, reversing a net charge of a surface of the silica particulates from negative to positive using an inorganic treating agent to form surface-activated silica particulates, and contacting the surface-activated silica particulates with monoaminoorganosilane reagents to form reagent-modified and surface-activated silica particulates.

Abstract: An ink jet recording medium comprising a substrate and at least one ink-receiving layer on the substrate, wherein said ink-receiving layer after recording has the characteristic that the sum of image clarity values is 130 or more (when measured by optical combs of 0.125 mm, 0.25 mm, 0.5 mm, 1.0 mm and 2.0 mm) and the regular reflection strength is 30 or more, makes it possible to record a high quality image which has high glossiness and photographic feel.

Abstract: An ink receiving substrate includes a base substrate, and an ink receptive coating formed on the base substrate. The ink receptive coating includes a binder and a fumed silica and alumina dispersion, wherein the fumed silica and alumina dispersion includes between 5 and 30% alumina particles.

Abstract: The invention provides a method of producing a recording medium, the method having: providing a support, the support having: a resin layer having a polyolefin resin and provided on one side or both sides of a base paper; and a latex-containing layer formed by applying at least a latex on the resin layer; subjecting a latex-containing layer-side surface of the support to a cooling-separation treatment using a cooling-separation belt-fixing smoother apparatus, the apparatus having a heating and pressurizing unit, the unit having a belt member, and the cooling-separation treatment having separating the latex-containing layer-side surface of the support from the belt member; and forming an image recording layer on the latex-containing layer-side surface of the support which has been subjected to the cooling-separation treatment.

Abstract: The present invention aims to provide coated papers for newsprint inks having fast ink drying properties comparable to those of conventional newsprint papers, without stickiness, and having good reproduction and sharpness of printed images comparable to those of coated papers printed using penetration drying type inks; as well as processes for preparing them. The invention provides for a coated printing paper for newsprint inks comprising a coating layer containing a pigment and an adhesive on a base paper, characterized in that the coating layer on the base paper has a coat weight of 4.0 g/m2 or more per side and that the coated paper has an oil absorbency under pressure of 20 g/m2 or more and a Bekk smoothness of 75 seconds or less; as well as a process for preparing the paper.

Abstract: An ink jet recording element with a support having thereon an image-receiving layer of inorganic particles and stabilizer particles, the stabilizer particles being free of any organic solvent and containing greater than about 80% by weight of a water-insoluble antioxidant and having a mean particle size of greater than 5 nm, the inorganic particles being greater than about 50% by weight of the ink receiving layer.

Abstract: The invention relates to the discovery that pre-treating mineral oxide particles with a silylated polymeric coupling agent prior to suspending the particles in a binder polymer increases the crack resistance and adhesion of particles to a inkjet printing substrate such as paper sheets. Such pretreatment also reduces the amount of binder needed to achieve acceptable performance, leading to improvements in production speed and image quality.

Abstract: A method of forming a print medium comprising coating at least one side of a base substrate with anionically-charged nano-milled calcium carbonate that has been mixed with a cationic conversion agent to convert the coating to a cationically-charged coating, where a primary size of particles of the nano-milled calcium carbonate is 10-20 nm or smaller.

Abstract: The present invention provides ink receptive particles, for receiving an ink containing a recording material, the ink receptive particles comprising trap structures for trapping at least a liquid component of the ink, and a liquid absorbing resin. Using the ink receptive particles, the invention also provides a marking materials system, an ink receiving method, a recording method, a recording apparatus, and an ink receptive particle storage cartridge.

Abstract: An ink receptive particle comprising an organic resin that is formed by a hydrophilic monomer component and a hydrophobic monomer component, wherein hydrophilic groups in the organic resin include a hydrophilic group having a salt structure and a hydrophilic group not having a salt structure.

Abstract: A support for image recording material, comprising a base paper and thermoplastic resin layers formed on both faces of the base paper, wherein: a formation index of the base paper is 60 or more; a surface of the base paper, at least on a side where an image recording layer is formed, has a center surface average roughness SRa of 0.70 ?m or less when measured with a cut-off condition of within the range of 0.05 to 0.5 mm, and a center surface average roughness SRa of 0.80 ?m or less when measured with a cut-off condition of within the range of 1 to 3 mm; and the thickness of the thermoplastic resin layer, at least on the side where the image recording layer is formed, is 35 to 60 ?m.

Abstract: The present invention is drawn to a media sheet for ink-jet printing and can comprise a media substrate and a coating composition applied to the media substrate to form an ink-receiving layer. The ink-receiving layer can include semi-metal oxide or metal oxide particulates, at least 5 wt % of a water soluble coating formulation additive, and a binder. The media sheet can also have a wash conductivity less than about 80 microsiemens/cm, said wash conductivity determined by measuring the conductivity of a 50 mL bath of deionized water after placing a 100 cm2 sample of the media sheet in the deionized water for 45 seconds at room temperature under agitation.

Abstract: Ink receptive particles for receiving ink, including: particles P including hydrophilic polymer particles having a ratio of hydrophilic monomer(s) to the total monomer components thereof of from about 10 mol % to about 90 mol %; and hydrophobic polymer particles, attached to at least a part of a surface of the particles P and having a ratio of hydrophilic monomer(s) to the total monomer components thereof of from about 0 mol % to about 10 mol %.

Abstract: Provided is an inkjet recording medium in which hydrated alumina and a sulfinic acid compound or thiosulfonic acid compound coexist in a pigment in an ink receiving layer, and which can prevent white-background yellowing during storage in a resin file holder or the like and ensure printing quality at the same time. The ink receiving layer of the inkjet recording medium contains the sulfinic acid compound or thiosulfonic acid compound, which functions to prevent yellowing, in a salt form or in a free form so as to be diffusible.

Abstract: A composite material includes a polymer matrix and a pigment dispersed in the polymer matrix. The pigment includes an alumina hydrate particulate material and a dye. The dye is covalently bonded to a surface of the alumina hydrate particulate material.

Abstract: The present invention refers to an ink-jet recording material comprising a support, and at least one ink receiving porous layer coated on the support, wherein at least one porous layer comprises, dispersed therein, an organic solvent having a logP value higher than 2.00, an antifading compound, a non-ionic surfactant having low EDLB, an anionic surfactant, and a carboxylic derivative.

Abstract: The present invention relates to an inkjet recording element having very good dye keeping properties in time. Said inkjet recording element comprises a support and at least one ink-receiving layer, said ink-receiving layer comprising at least one hydrosoluble binder and at least one aluminosilicate polymer obtainable by a preparation method consisting in treating an aluminum halide with a mixture of at least one silicon alkoxide only having hydrolyzable substituents and at least one silicon alkoxide having a non-hydrolyzable substituent, with an aqueous alkali in the presence of silanol groups, the aluminum concentration being maintained less than 0.3 mol/l, the Al/Si molar ratio being maintained between 1 and 3.6 and the alkali/Al molar ratio being maintained between 2.3 and 3; and then stirring the resulting mixture at ambient temperature in the presence of silanol groups for long enough to form the hybrid aluminosilicate polymer. The ink-receiving layer also comprises inorganic particles.

Abstract: The present invention is an inkjet recording element including a support having thereon an image-receiving layer having porous fusible polymeric particles including a continuous phase binder polymer and a second phase including hydrocolloid, wherein the particles have a porosity of from 10 to 80 volume percent and a film forming binder.

Abstract: Ink receptive particles for receiving ink, including: particles P including hydrophilic polymer particles having a ratio of hydrophilic monomer(s) to the total monomer components thereof of from about 10 mol % to about 90 mol %; and hydrophobic polymer particles, attached to at least a part of a surface of the particles P and having a ratio of hydrophilic monomer(s) to the total monomer components thereof of from about 0 mol % to about 10 mol %.

Abstract: The invention provides an ink jet recording medium which attains the prevention of the bronzing of cyan ink and the prevention of the migration of magenta ink at the same time and is excellent in image characteristics. The ink jet recording medium comprises a substrate and an ink-receiving layer provided with at least an upper layer as the outermost layer and a lower layer as a layer lying just under the upper layer, both layers having a porous structure formed of an alumina hydrate and a binder, wherein both of the upper and lower layers contain an alkylsulfonic acid and only the lower layer contains a cationic polymer.

Abstract: The present invention discloses an ink printing method using an image-recording element, which provides an image having excellent image quality and superior dry time, comprising insoluble cationic core-shell polymeric particles each comprising a core comprising cationic core polymer having at least 10 mole percent of a cationic mordant monomeric unit and a shell comprising hydrophilic shell polymer that is substantially less cationic than the cationic core polymer, wherein the shell is at least 10% by weight of the core.

Abstract: The present invention is drawn to compositions and coated substrates wherein a hydrophobic backside coating layer can be implemented for use that mitigates ink transfer, surface damage, smudging, and sticking between stacked sheets in output trays of ink-jet ink printers. The backside coating can comprise hydrophobic beads suspended in a polymeric blend having a hydrophilic polymeric binder component and a hydrophobic polymeric binder component. Alternatively, the coating can comprise a hydrophobic binder blended with a natural wax. Either coating can be applied directly to the backside of a media substrate or on top of an existing hydrophilic layer that is typically applied for curl and sheet feed performance.

Abstract: An inkjet recording element comprises a support having thereon at least one ink-receiving layer, including a porous fusible layer comprising fusible polymeric particles and a thermoresponsive polymer that is capable of exhibiting a lower critical solution temperature below 20° C.

Abstract: An inkjet recording element comprising a support extrusion coated with a porous hydrophilic material. The composition comprises a hydrophilic thermoplastic polymer and blends thereof. Also disclosed are methods for making and a method of printing on the inkjet recording element.

Abstract: The invention provides a recording medium that prevents ink overflowing even when printing is conducted in an ink quantity exceeding 100%, permits forming an image high in density and bright in color tone and can settle the cause of the occurrence of curling or cockling, a production process of the recording medium, a substrate for the recording medium and a production process of the substrate. The recording medium comprising a substrate and an ink-receiving layer formed on the substrate, wherein the substrate is composed mainly of a fibrous material and has, at a position adjacent to the ink-receiving layer in the substrate, a surface coated part region in a state that the surface of the fibrous material has been coated with an alumina hydrate, and the ink-receiving layer comprises a porous inorganic pigment as a principal component, and a production process of the recording medium.

Abstract: Provided is an inkjet recording sheet. The inkjet recording sheet includes a support film comprising homopolypropylene, a propylene-ethylene random copolymer, a propylene-ethylene block copolymer, high-density polyethylene, and polystyrene, a primer layer having larger elongation than the support film and comprising a hydroxyl group-containing polyolefin resin, and an ink absorbing layer. The inkjet recording sheet has substantially the same texture as real photo paper and excellent image quality. When a matte-finish surface is used as a recording surface, a non-glossy treatment effect can be obtained. Therefore, various kinds of consumer's desires can be satisfied. In addition, since the inkjet recording sheet has an appropriate stiffness range, no paper jamming occurs upon continuous printing, substantially the same texture as real photo paper and excellent image quality are ensured.

Abstract: An inkjet recording medium is disclosed. The inkjet recording medium includes a paper support, a resin layer having a thickness of from 2 ?m to 20 ?m and an ink receiving layer containing a pigment and a water-soluble resin provided in this order on the paper support, wherein a center surface average roughness (SRa value) of a surface of the ink receiving layer provided on the paper support is 0.08 ?m or less, provided that the SRa value is measured at a cutoff value of from 0.2 mm to 0.3 mm.

Abstract: The present invention is drawn to a print medium and a method of preparing the same. The print medium can include a media substrate and a porous ink-receiving layer coated on the media substrate. The porous ink-receiving layer can include metal oxide or semi-metal oxide including a first portion of amine-functionalized particulates and a second portion of epoxy functionalized particulates, wherein at least a portion of the amine functionalized particulates are covalently coupled to at least a portion of the epoxy-functionalized particulates. A binder can optionally be present in the porous ink-receiving layer as well.

Abstract: Dispersion of aluminium oxide, characterised in that it contains 20 to 60 wt.-% of pyrogenically-produced aluminium oxide powder in form of aggregates of primary particles, wherein the powder has - a BET specific surface area of from 50 to 150 m2/g—a ratio Sears number/BET surface area which is from about 0.150 to 0.160, wherein the mean aggregate diameter in the dispersion is less than 200 nm.

Abstract: A set for ink jet recording comprising an ink jet recording medium containing a water-soluble aluminum compound and a sulfoxide compound in an ink receiving layer on a support, and an ink containing a coloring matter represented by the following formula (I), and an ink jet recording method using the same: wherein G is a heterocyclic group; n is an integer of 1 to 3; when n is 1, R, X, Y, Z, Q and G each represent a monovalent group; when n is 2, R, X, Y, Z, Q and G each represent a monovalent or divalent substituent, and at least one of them is a divalent substituent; and, when n is 3, R, X, Y, Z, Q and G each represent a monovalent, divalent or trivalent substituent, and at least two of them are a divalent substituent, or at least one of them represents a trivalent substituent.

Abstract: This invention provides an ink-jet recording medium which improves balance between ink absorption and print image quality by ink-jet printing and is excellent in quick drying properties after printing and has an ink absorbing layer with high image quality. In the ink-jet recording medium, at least one ink absorbing layer including a material containing 5 to 90 wt % of a calcium carbonate pigment in terms of solid content is disposed on one side or both sides of a substrate, and this calcium carbonate pigment is one in which silica formed from soda silicate and calcium chloride is subjected to chemical or physical adsorption treatment on the surface of calcium carbonate particles so that the weight ratio of SiO2 to CaO is in a range of 2.0 to 80%, and the calcium carbonate pigment and the silica are preferably intertwined into a spherical form of 0.3 to 20 ?m.

Abstract: The invention provides a recording medium for ink having an ink absorbing ability capable of absorbing ink of a large amount at a high speed, showing an excellent color forming ability and capable of suppressing an image deterioration by a dye displacement which tends to appear particularly in an image storage under a high humidity condition, and an image deterioration caused by light when a printed image is displayed, and showing an excellent stability with time of the printed image, and a method for producing such recording medium for ink.

Abstract: A support for an image recording material for receiving at least an image recording layer. The center surface average roughness SRa of the support surface to be provided with an image recording layer is 0.15 ?m or less when measured under a condition of a cutoff of 0.02 to 0.5 mm, and is 0.45 ?m or less when measured under a condition of a cutoff of 1 to 3 mm. An image recording material having an image recording layer on the support. The center surface average roughness SRa of the surface of the image recording material which surface is to be provided with an image is 0.1 ?m or less when measured under a condition of a cutoff of 0.02 to 0.5 mm.

Abstract: An inkjet recording medium, including a support and an ink receiving layer formed on at least one face of the support, wherein the inkjet recording medium satisfies at least one of the following conditions (i) and (ii): (i) the arithmetical mean deviation of the assessed profile Ra, as specified in JIS-B-0601(2001), of a surface of the ink receiving layer, determined with an evaluation length of 2.5 mm and a cutoff value of 0.8 mm, is 0.3 to 1.2 ?m, and the peak value (reflectance) of the surface of the ink receiving layer, as determined by a goniophotometer, is in the range of 30 to 80%; and (ii) the arithmetical mean deviation of the assessed profile Ra, as specified in JIS-B0601(2001), of a surface of the support, determined with an evaluation length of 2.5 mm and a cutoff value of 0.8 mm, is 0.3 to 1.5 ?m, and the peak value (reflectance) of the surface of the support, as determined by a goniophotometer, is in the range of 20 to 80%.

Abstract: Information carrier precursor comprising: a rigid sheet or support and a receiving layer configuration comprising at least one layer, wherein at least one layer of the receiving layer configuration is opaque, porous, has the capability of being rendered substantially transparent by penetration by a lacquer provided at the outermost surface of the receiving layer configuration and comprises at least one pigment, at least one binder and a pattern-wise applied diffusion inhibitor selected from the group consisting of silicones substituted with a polyalkyleneoxy-group, anionic surfactants having a fluoroalkyl-group with at least 7 carbon atoms and/or an alkyl group with at least 10 carbon atoms and/or an alkenyl group with at least 10 carbon atoms and/or two alkyl groups with at least 8 carbon atoms and cationic surfactants having a fluoroalkyl-group with at least 7 carbon atoms and/or an alkyl group with at least 10 carbon atoms and/or two alkyl groups with at least 8 carbon atoms; a method for producing the abo

Abstract: The present invention includes an image transfer sheet. The image transfer sheet comprises a release layer and a polymer layer. One or more of the release layer and the polymer layer comprise titanium oxide or other white pigment.

Abstract: Decorative paper for decorative coating materials comprising a base paper and an ink receiving layer dyed in such a way that the decorative paper has after impregnation with impregnating resins and pressing as laminate the same coloring as the coloring of a laminate of a decorative paper that does not comprise an ink receiving layer.

Abstract: In web/ink-jet operations in which ink jet data is over-printed on forms prepared by offset litho, undesirable interactions between the surface size and litho-fountain are controlled by use of a PCC basesheet having a size press coating of starch and alum, the alum amount being at least 0.75% by weight.

Abstract: An ink-jet media having an absorbent substrate with a front surface and a back surface. The front surface of the substrate is coated with an ink-vehicle permeable, preferably radiation-cured coating. A microporous ink-receptive coating is deposited on top of the ink-vehicle permeable coating. An optional protective layer may be deposited on top of the microporous ink-receptive layer. The back surface of the substrate may also be optionally coated with a polymer curl-controlling coating.

Abstract: The present invention provides ink jet recording sheets comprising a colorant receiving layer on a substrate, the colorant receiving layer comprising fine particles, a water soluble resin, and a cationic resin including a unit represented by the following formula (1): Formula (1) wherein, R represents a hydrogen atom or a methyl group; Y represents a divalent linking group; R1 represents an optionally substituted aralkyl or aryl group; R2 and R3 each independently represents an optionally substituted alkyl, aralkyl or aryl group having 1 to 18 carbon atoms; R4 represents an optionally substituted alkylene, aralkylene or arylene group; Q is at least one unit provided from a monomer having an ethylenic double bond, and represents a unit having an inorganic/organic ratio (I/O value) of less than 1 in the organic conceptional chart; X? represents an anion; m represents 20 to 100% by mole; and n represents 0 to 80% by mol.

Abstract: A media sheet has a substrate with an image-receiving layer disposed thereon. The image-receiving layer has a first pigment having particles with a size of about 50 to about 400 nanometers, a second pigment having plate-like particles, and a third pigment that either having a porous structure with an oil absorption of about 50 to about 300 cubic centimeters of oil per 100 grams, or a porous structure comprising substantially non-porous particles.

Abstract: A card based business communication is produced in a unique manner in which a pigmented coating is applied over one face of the card substrate so as to change the appearance of the card material and provide a based for a high resolution image. An image is applied either directly over the pigmented coating or alternatively, the image may be reverse printed on a transparent film such that when the film is applied over the pigmented coating, the image will be visible through the face of the film.

Abstract: An inkjet recording medium having a substrate and, on or above the substrate, an ink-receiving layer is disclosed. The ink-receiving layer contains at least one type of inorganic fine particles, at least one water-soluble resin, and at least one ethylene oxide adduct of an acetylene glycol compound having an HLB value of 6 or less.

Abstract: An inkjet recording medium including a resin-coated paper including a base paper and at least one resin layer on each of both faces of the base paper, and an ink-receiving layer on one face of the resin-coated paper, wherein the inkjet recording medium includes linear concavities and convexities that are formed in parallel or approximately parallel to any one side of the resin-coated paper on at least a part of the face of the resin-coated paper on which the ink-receiving layer is not formed.

Abstract: Anti-bronzing agents are added to ink-jet inks to prevent bronzing of the inks when printed on various types of media. The additive can be an amine anti-bronzing agent that is protonated when the ink-jet ink is printed on the print medium.

Abstract: There are disclosed an ink-jet recording material having at least two ink-receptive layers mainly containing fine particulate silica on a support, which comprises an ink-receptive layer positioned farthest from the support contains a water-soluble zirconium compound, and the ink-jet recording material satisfies at least one of the following requirements (a) and (b): (a) a water-soluble zirconium compound is present with a larger amount at a portion apart from the support than a portion nearer to the support, and a cationic emulsion is contained in the ink-receptive layer farthest from the support. (b) a water-soluble aluminum compound is contained in an ink-receptive layer positioned nearer to the support, and a process for preparing the same.

Abstract: A print medium is disclosed which includes a base paper containing a first side and a reverse side, and a coating layer disposed on at least the first side. The coating layer contains a mixture that includes about 10-90 weight percent of a first pigment comprising precipitated calcium carbonate particles, about 5-60 weight percent of a second pigment comprising particles of a liquid absorptive material having a larger size than the first pigment particles and having a different shape that of the first pigment particles, and about 1-50 weight percent of a third pigment comprising particles of a liquid absorptive high surface area material having a surface area of at least 50 m2/gram, and having a smaller size that both of the first and second pigments. Weight percents are by combined weight of the first, second and third pigments.

Abstract: According to an aspect of the invention and there is provided a recording material comprising an ink, ink absorbing particles that absorb the ink, and a curable liquid that cures the substantial surface of the ink absorbing particles.

Abstract: Transfer paper suitable for inkjet printing, provided, at least on the side to be printed, with a release or barrier layer, the layer having a porosity of at most 100 ml/min, and a method for manufacturing a transfer paper and a method for printing transfer paper with an inkjet printer with an aqueous dispersion of a sublimable ink.