Abstract: Transparent ink-jet recording films, compositions, and methods are disclosed. Such films do not exhibit excessive ink drying times. These films exhibit high maximum optical densities and have low haze values. These films are useful for medical imaging.

Abstract: The present invention concerns a print medium for inkjet printing and a method of producing such a print medium. In particular, the present invention is directed to a print medium comprising a base layer having a first side and a reverse side, an absorptive layer being in contact with the first side of the base layer, and a topcoat being in contact with the absorptive layer.

Abstract: Transparent ink-jet recording films, compositions, and methods are disclosed. Such films do not exhibit excessive ink drying times. These films exhibit high maximum optical densities and have low haze values. These films are useful for medical imaging.

Abstract: The present invention provides for a print media comprising an image receiving layer comprising a latex ink film-forming aid. The present invention also provides for a method of forming an image using a latex ink and a print media coated with an image receiving layer comprising a latex ink film-forming aid. The present invention also provides for a printed product comprising a latex ink printed on a print media comprising an image receiving layer comprising a latex ink film-forming aid.

Abstract: Described herein is a media composition. The media composition includes a substrate and an ink receiving layer that includes binder that includes an ethylene-vinyl alcohol co-polymer with a glass transition temperature of 75 degrees Celsius or less, a melting point temperature of 175 degrees Celsius or less, and/or a crystallization temperature of 150 degrees Celsius or less. The ink receiving layer can be applied to a substrate using extrusion techniques.

Abstract: Printable articles having a single coating/ink receiving layer are disclosed. In addition, printable articles having a single coating/ink receiving layer disposed on the printable article and a second coating layer disposed on the coating/ink receiving layer are disclosed.

Abstract: A print medium includes a first layer on at least one of a first side and a second side of a substrate and a second layer. The first layer consists essentially of at least 80% by dry weight of one or more particulate inorganic pigments (PIPs). A combination of a particle size and a coat weight of the first layer on the substrate yields an effective pore size of the first layer in a range of about 0.008 to about 0.5 microns. For two or more PIPs in the first layer, the average particle size of one of the PIPs differs by no more than about 50% from the average particle size of another of the PIPs. The second layer is on top of the first layer and includes a particulate inorganic pigment (PIP) having an average particle size of about 0.1 to about 2 microns.

Abstract: A water-pressure transfer printing film that achieves a smooth image surface on the transfer target by allowing print images such as photographs to be transferred without causing the image quality to degrade, wherein such water-pressure transfer printing film is characterized in that it has at least two layers including an ink-receiving layer and a base layer and that the base layer has a surface roughness Ra of 0.40 ?m or less and gloss of 80 or more.

Abstract: A wristband paper includes an ink-receiving layer formed on the upper side of the paper to be printed with ink, an adhesion layer and a separating layer for protecting the adhesion layer, which are formed on the lower side of the paper, wherein the ink-receiving layer is formed by applying a solution including polyethylene, polyvinyl alcohol and silica and then drying the solution. The wristband paper can be easily made into a wristband directly using a general printer.

Abstract: The invention provides a recording medium having a substrate, a first ink receiving layer and a second ink receiving layer which is an outermost layer in this order, wherein the first ink receiving layer contains alumina hydrate and polyvinyl alcohol, the second ink receiving layer contains alumina hydrate, polyvinyl alcohol, a cationic polymer particle and a zirconium compound, and the thickness of the second ink receiving layer is 3 ?m or more and 10 ?m or less.

Abstract: A recording medium includes a base and an ink-receiving layer. The ink-receiving layer includes inorganic particles, a binder, poly(diallyldimethylamine hydrochloride), a cationic polymer having a sulfonyl group, and a polyvalent metal.

Abstract: An inkjet recording medium and a coating composition for forming an inkjet recording medium. In accordance with one aspect of the present invention, an inkjet recording medium is disclosed comprising an inkjet-receptive coating on a paper substrate.

Abstract: An inkjet recording medium and a coating composition for forming an inkjet recording medium. In accordance with one aspect of the present invention, an inkjet recording medium is disclosed comprising an inkjet-receptive coating on a paper substrate. The inkjet-receptive coating contains a synergistic combination of pigments, binder and a multivalent metal salt such that the inkjet recording medium exhibits improved inkjet print properties, particularly when printed with a high speed inkjet printer using pigmented inks.

Abstract: An article in the form of a paper substrate having a water-swellable substrate coating on at least one of the first and second surfaces at a thickness of less than about 10 microns and. The substrate coating has an amount of a coating pigment sufficient to impart a Parker Print Smoothness value of at least about 4 to the at least one surface and is dispersed in a water-swellable coating pigment binder matrix in a coating pigment to binder matrix weight ratio of at least about 2:1. The coating pigment has larger porous coating pigment particles, and smaller coating pigment particles in a weight ratio of at least about 0.2:1. The substrate coating provides an ink-receptive porous surface. Also, a method for preparing such coated paper substrates, as well as a method for printing an image on the coated paper substrate with an inkjet printer using a lower ink usage level.

Abstract: A method for producing a recording medium, including a step of coating one or more ink receiving layers provided on at least one surface of a substrate with an outermost layer coating liquid to form an outermost layer, where an ink receiving layer of the one or more ink receiving layers, which is nearest to the outermost layer contains alumina hydrate and a binder. The outermost layer coating liquid contains monodispersive and spherical cationic colloidal silica particles having an average particle size of 30 nm or more and 60 nm or less, polyvinyl alcohol having a saponification degree of 75% by mol or more and 85% by mol or less and a viscosity-average polymerization degree of 1,500 or more and 2,200 or less, and cationic polyurethane emulsion particles having an average particle size of 10 nm or more and 100 nm or less.

Abstract: A recording medium includes, in sequence, a support; a first ink-receiving layer including an inorganic particle, a water-soluble polymer having a hydroxyl group, a water-soluble polymer not having a hydroxyl group, and a boric acid compound; and a second ink-receiving layer including an inorganic particle, a water-soluble polymer having a hydroxyl group, and a boric acid compound. The second ink-receiving layer does not include the water-soluble polymer not having the hydroxyl group, or the second ink-receiving layer includes the water-soluble polymer not having the hydroxyl group but the content of the water-soluble polymer not having the hydroxyl group relative to that of the inorganic particle in the second ink-receiving layer is smaller than the content of the water-soluble polymer not having the hydroxyl group relative to that of the inorganic particle in the first ink-receiving layer.

Abstract: Provided is a polyoxyalkylene modified vinyl alcohol-based polymer comprising a polyoxyalkylene group in a side chain, wherein the polymer has a viscosity average degree of polymerization of not less than 150 and not more than 5000, a degree of saponification of not less than 40 mol % and not more than 99.99 mol %, and a polyoxyalkylene group modification rate of not less than 0.05 mol % and not more than 10 mol %; and the polyoxyalkylene group is composed of a polyoxypropylene block and a (poly)oxyethylene block and is represented by the following general formula (I). Such polymer is excellent in temperature-sensitive thickening properties. (in the general formula (I), R1 denotes a hydrogen atom or an alkyl group having a carbon number of from 1 to 8; either one of R2 and R3 is a methyl group and the other is a hydrogen atom; and 10?m?40 and 1?n?50).

Abstract: A recording medium includes a support; and an ink-receiving layer, the ink-receiving layer having a lower layer and an upper layer, in which the lower layer contains fine inorganic particles, polyvinyl alcohol, and boric acid, the fine inorganic particles including at least one compound selected from alumina, hydrated alumina, and vapor-phase-process silica, in which the upper layer contains fine inorganic particles, polyvinyl alcohol, and boric acid, the fine inorganic particles including at least one compound selected from alumina and hydrated alumina, in which the lower layer has a boric acid content of 2.0% by mass to 7.0% by mass with respect to polyvinyl alcohol, and in which the upper layer has a boric acid content of 10.0% by mass to 30.0% by mass with respect to polyvinyl alcohol.

Abstract: Provided is a vinyl alcohol polymer that provides a coating film having superior water resistance and binder performances, and has sufficient solubility in water and viscosity stability even in a neutral pH region. Further provided are an aqueous solution, a coating agent, an ink jet recording material, a thermal recording material and a base paper for a release paper that comprise the vinyl alcohol polymer, and a method for producing same, and the like. The vinyl alcohol polymer includes a monomer unit represented by the following formula (1), with the following inequality (I) being satisfied. Preferably, the following inequalities (II) and (III) are further satisfied according to the PVA: wherein, P represents the viscosity average degree of polymerization; and S represents the content (mol %) of the monomer unit.

Abstract: A recording medium includes, in sequence, a support, a first ink-receiving layer, and a second ink-receiving layer, in which a content of a boric acid in the first ink-receiving layer is 2.0% by mass or more and 7.0% by mass or less with respect to a content of a polyvinyl alcohol in the first ink-receiving layer, a content of a boric acid in the second ink-receiving layer is 10.0% by mass or more and 30.0% by mass or less with respect to a content of a polyvinyl alcohol in the second ink-receiving layer, an outermost surface layer of the recording medium has a content of particles of 0.5% by mass or more and 5.0% by mass or less, the particles having an average secondary particle size of 1.0 ?m or more and 20.0 ?m or less with respect to a content of an inorganic pigment.

Abstract: According to one embodiment, an indirect transfer medium includes: a base material; and an image receiving layer on which an image is capable of being formed by ink-jet printing. The image receiving layer includes a vinyl acetate maleate copolymer as thermo-adhesive material. The image receiving layer is laminated on the base material.

Abstract: A recording medium includes a base substrate, a fusible layer including a first set of polymeric beads and a second set of polymeric beads, and an ink receiving layer disposed between the base substrate and the fusible layer. The first set of polymeric beads has an average volume-based particle size less than two microns. The second set of polymeric beads has an average volume-based particle size equal to or greater than five microns. The fusible layer includes a weight percent of the second set of polymeric beads of at least three percent.

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: An ink jet recording medium including a substrate and an ink receiving layer provided on the substrate and composed of two or more layers of at least an upper layer and a lower layer. The ink receiving layer contains polyvinyl alcohol in an amount of 12.7% by mass or more based on the total mass of the ink receiving layer. The upper layer is a layer most distant from the substrate, contains a pigment and polyvinyl alcohol, the pigment containing 90% by mass or more of alumina hydrate, and has a thickness of 3.0-10.0 ?m. The lower layer is positioned just under the upper layer, contains a pigment and polyvinyl alcohol, the pigment containing 20% by mass or more of silica, and has a thickness 2.5-10 times larger than that of the upper layer and an average pore radius 0.90-1.30 times larger than that of the upper layer.

Abstract: In an ink jet recording medium having at least two ink receiving layers, the total content of boric acid, a borate, and a water-soluble zirconium salt of a lower ink receiving layer located close to a support substrate to the total content of alumina and an alumina hydrate thereof is higher than the total content of boric acid, a borate, and a water-soluble zirconium salt of an upper ink receiving layer located apart from the support substrate to the total content of alumina and an alumina hydrate thereof.

Abstract: A recording medium includes, in sequence, a support, a first ink-receiving layer, and a second ink-receiving layer, in which the first ink-receiving layer contains at least one selected from an alumina, an alumina hydrate, and a fumed silica, a polyvinyl alcohol, and a boric acid, in which a mass ratio of a content of the boric acid in the first ink-receiving layer to a content of the polyvinyl alcohol in the first ink-receiving layer is 2.0% by mass or more and 7.0% by mass or less, in which the second ink-receiving layer contains a fumed silica, a polyvinyl alcohol, and a boric acid, and in which a mass ratio of a content of the boric acid in the second ink-receiving layer to a content of the polyvinyl alcohol in the second ink-receiving layer is 10.0% by mass or more and 30.0% by mass or less.

Abstract: An article in the form of a paper substrate having a first surface and a second surface and an acid-resistant water-swellable substrate coating which provides an ink-receptive porous surface on at least one of the first and second surfaces. The substrate coating has an amount of an acid-resistant coating pigment sufficient to impart a Parker Print Smoothness value of at least about 4 to the at least one of the first and second surfaces and is dispersed in an acid-resistant water-swellable crosslinked polymer coating pigment binder matrix, with the coating pigment having from about 30 to 100% larger coating pigment particles with a mean particle size above about 1 micron in diameter. Also, a method for preparing such coated paper substrates.

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: 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 do not exhibit excessive ink drying times. These films exhibit high maximum optical densities and have low haze values. These films are useful for medical imaging.

Abstract: A media suitable for inkjet web press printing is disclosed herein. The media includes a paper substrate and an ink receptive layer coated onto at least one surface of the paper substrate. The ink receptive layer includes: inorganic pigments; at least one water-based binder; a water-soluble metallic salt; a colorant durability enhancer selected from the group consisting of boric acid, borax, sodium tetraborate, phenyl boronic acid, butyl boronic acid and combinations thereof; and a coefficient of friction (COF) reducer selected from the group consisting of polyethylene wax, paraffin wax, carnauba wax, polypropylene wax, polytetrafluoroethylene wax, and combinations thereof.

Abstract: An ink jet recording medium including a substrate and two or more ink receiving layers provided on the substrate, wherein a first ink receiving layer that is an outermost ink receiving layer of the two or more ink receiving layers and a second ink receiving layer adjacent to the first ink receiving layer contain an alumina pigment, polyvinyl alcohol and boric acid. The first ink receiving layer contains polyvinyl alcohol in an amount of 7.0-10.5% by mass or less based on the alumina pigment and contains boric acid in an amount of 1.1-1.4% by mass or less based on the alumina pigment. The second ink receiving layer contains polyvinyl alcohol in an amount of 10.5-17.0% by mass or less based on the alumina pigment and contains boric acid in an amount of 1.5-2.5% by mass or less based on the alumina pigment.

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. 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 do not exhibit excessive ink drying times. These films can be free of such visual effects as mud cracking. 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: The invention relates to a decorative paper impregnate which can be pressed into a laminate for decorative coating materials, which is impregnated with an impregnating resin and provided with an ink receiving layer and which after drying has a residual moisture of at least 3.5% and a flow of more than 0.4%.

Abstract: Transparent ink-jet recording films, compositions, and methods are disclosed. Such films do not exhibit excessive ink drying times. These films exhibit high maximum optical densities and have low haze values. These films are useful for medical imaging.

Abstract: An inkjet recording medium and a coating composition for forming an inkjet recording medium. In accordance with one aspect of the present invention, an inkjet recording medium is disclosed comprising an inkjet-receptive coating on a paper substrate. The inkjet-receptive coating contains a synergistic combination of pigments and binder such that the inkjet recording medium exhibits improved inkjet print properties, particularly when printed with a high speed inkjet printer using pigmented inks. In accordance with certain aspects of the present invention, the inkjet recording medium further comprises a top coat of a multivalent metal salt which further enhances image quality of the inkjet printing.

Abstract: A cationic polyurethane resin aqueous dispersion wherein a cationic polyurethane resin (B) including a structural unit (A) represented by the following general formula (I) is dispersed in aqueous medium, and the content of a cationic amino group of the structural unit (A) in the cationic polyurethane resin (B) is 0.005 to 1.5 equivalents/kg. (In the formula, R1 represents an alkylene group which may include an alicyclic structure, a residue of bivalent phenol or polyoxyalkylene group, R2 and R3 each independently represents an alkyl group which may include an alicyclic structure, and R4 represents a hydrogen atom or a residue of the quaternizing agent which is introduced by the quaternizing reaction, and X? represents an anionic counter ion.

Abstract: Disclosed is a print medium for high speed, digital inkjet printing, which has high brightness and is resistant to yellowing. The print medium includes a base paper formed from a fiber furnish containing at least 30% by weight of mechanical pulp, and a coating layer formed on at least one surface of the base paper. The coating layer contains a metallic salt, a combination of two different binders at a predetermined ratio, and at least one inorganic pigment. A method of making the print medium is also disclosed.

Abstract: An ink-jet recording paper with a paper substrate that has a coating on at least one side, wherein the coating contains binder and inorganic pigment, and wherein: (a) the substrate has a density in the range of 0.6 to 1.0 g/cm3 and a Cobb60 value in the range of 19-25 g/m2; (b) the coating consists solely of a single layer formed as a recording layer, which is applied directly to the substrate; (c) the pigment present in the recording layer consists of colloidal synthetic boehmite with a mean crystal size in the range of 10-50 nm; and (d) the binder present in the recording material consists of silanized polyvinyl alcohol to the extent of 80-100 wt. %.

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 present invention provides an aqueous composition for recording medium in a form of aqueous dispersion solution comprising a polyvinyl alcohol-based resin (A) having an average saponification degree of 80-89 mol % and an average polymerization degree of 1700-3500, and containing a polyvinyl alcohol having 1,2-diol structural unit on a side chain thereof, represented by a general formula (1); an inorganic microparticle (B); and a boron compound (C). The aqueous composition of the present invention is not likely to become gel and therefore exhibit excellent preservation stability. Furthermore, the aqueous composition provides a recording layer serving as an ink receiving layer/glossy layer satisfied with gloss, ink absorbency, and water resistance. Accordingly, the present invention may also provide an ink-jet recording medium satisfying surface gloss by forming a coating layer of the inventive aqueous composition on a substrate, even when the substrate has water resistance.

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 having on a substrate an ink-receiving layer containing inorganic fine particles and organic nitrogen-containing cationic polymer, with the organic nitrogen-containing cationic polymer being contained in a greater quantity in a half of the ink-receiving layer at a side nearer to the substrate (a near-substrate side) than in a half of the ink-receiving layer at a side further from the substrate (a far-substrate side) when the ink-receiving layer is divided into two equal parts by a plane parallel to the substrate.

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 recording medium comprising a support, an ink receiving layer containing fine particles and a water-soluble resin, and a back coat layer containing a specific resin, and satisfying the equation B>?30A+4C+37, wherein A is a static friction coefficient between the uppermost surface at the back coat layer side of the support and a metal roller onto which wear-resistant particles are adhered, B is an amount of deformation of the overall layer(s) on the back coat layer side of the support B (?m), and C is an overall rigidity of the layers including the support, the ink receiving layer and the back coat layer (mN·m), and A, B and C are within the ranges of 0.84>A>0.44, 32>B>20 and 5>C>2, respectively.

Abstract: The invention relates to a gloss coated multifunctional printing paper that can be used with a variety of office printing equipment including inkjet and electrophotographic and to processes of making and using the paper, a paper substrate; and a pigmented composition coated on at least one surface of the substrate, said pigmented coating composition comprising (1) a first pigment having a BET surface area in the range of from about 50 to about 750 m2/g; (2) a second pigment having a BET surface area in the range of from about 5 to about 49 m2/g; and (3) a polymeric binder. Said coated paper having a coating gloss equal to or greater than about 30% at 75° and a Bristow Absorption length of less than about 180 mm. The coating compositions may contain other additives such as lubricants, optical brighteners and coating rheology modifiers.

Abstract: The inkjet recording medium herein provided has at least: a support; and an ink-receiving layer provided on the support, the ink-receiving layer comprising inorganic fine particles, two polyvinyl alcohols having a degree of saponification different from each other, and a low molecular weight polyvinyl alcohol having an average degree of polymerization of 2000 or less.