Class / Patent application number | Description | Number of patent applications / Date published |
428320310 | Physical property of ink receptive layer specified | 21 |
20080233317 | Recording Medium for Water-Based Ink and Method for Determining Ink Absorbing Characteristic Thereof - A mat type recording medium for ink jet printing is provided which exhibits optimum printability no matter which of dye ink and pigment ink may be used in printing. The recording medium, which is for recording with use of water-based ink containing an ink colorant, comprises a paper base and an ink receptive layer formed on a surface of the paper base, the ink receptive layer comprising a porous layer containing an inorganic pigment and also containing a substance reactive with the ink colorant. The recording medium is characterized in that a droplet of 4 μl distilled water dropped onto a surface of the ink receptive layer is absorbed in a first absorbing stage of absorbing the droplet at a first absorbing speed V | 09-25-2008 |
20080317981 | Surface Modification Of Silica In An Aqueous Environment - The present invention is drawn to a method of treating silica in an aqueous environment. The method can comprise steps of dispersing silica particulates in an aqueous environment to form an aqueous dispersion; reversing the net charge of a surface of the silica particulates from negative to positive using a surface activating agent, thereby forming surface-activated silica particulates dispersed in the water; and contacting the surface-activated silica particulates with organosilane reagents to form reagent-modified and surface-activated silica particulates. | 12-25-2008 |
20090246422 | INKJET RECORDING MEDIUM AND METHOD FOR MANUFACTURING THE SAME - An inkjet recording medium comprising an ink receiving layer provided on a support. The ink receiving layer includes a compound containing a sulfur atom, and a center plane average roughness (SRa value) on a surface of the ink receiving layer is less than 6 nm when measured under a condition of a cutoff of 2 to 2.5 μm. | 10-01-2009 |
20100068427 | CAST-COATING-LIKE INKJET PRINTING MATERIAL - The present invention relates to an inkjet recording material comprising:
| 03-18-2010 |
20110104411 | RECORDING MEDIUM - The invention provides a recording medium comprising a substrate and an ink receiving layer that is provided on the substrate and contains alumina hydrate and a binder. A surface of the ink receiving layer is covered with a partial coating formed by a plurality of coatings containing a cationic polyurethane. The plurality of coatings have an average major diameter of 0.03 μm or more and less than 1.00 μm. The partial coating provides a coverage of 10% or more and less than 70% with respect to the surface of the ink receiving layer. | 05-05-2011 |
20110300316 | RECORDING MEDIUM - The invention provides a recording medium capable of inhibiting occurrence of undertrapping, lowering the visibility of scratches on the outermost surface of the recording medium and inhibiting occurrence of a mottled pattern when recording is conducted. The recording medium has a substrate and an ink receiving layer provided on the substrate, wherein the arithmetic average roughness Ra of the outermost surface of the recording medium as prescribed by JIS B 0601:2001 is 1.1 μm or more and 2.5 μm or less, and the skewness Rsk of a roughness curve of the outermost surface of the recording medium as prescribed by JIS B 0601:2001 is 0.1 or less. | 12-08-2011 |
20110305851 | Reusable Printing Medium and Apparatus and Method Employing the Same - An erasable and/or reusable image receiving medium ( | 12-15-2011 |
20120107530 | Printing paper for printing stereoscopic image, stereoscopic image printed matter, and method for providing stereoscopic image - Provided is printing paper for printing a stereoscopic image, including a light-transmitting image-receiving layer ( | 05-03-2012 |
20120107531 | COATED PRINTING PAPER - A coated printing paper has a favorable offset printability, which can achieve good ink fixing and ink absorption properties even in ink jet printing, which has suitable dot diffusion even when printed by an ink jet printer using pigment ink, and can prevent the occurrence of white lines. The coated printing paper comprises a base paper and a coating layer which is applied to at least one surface of the base paper and contains a pigment and a binder as major components, wherein the base paper comprises a cationic compound, the coating layer contains, as a pigment, 50 parts by mass or more of ground calcium carbonate based on 100 parts by mass of total pigments in the coating layer, and the applied amount of the coating layer is 2.0 g/m | 05-03-2012 |
20120207950 | INK JET RECORDING MEDIUM - 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. | 08-16-2012 |
20130216739 | TRANSPARENT INK-JET RECORDING FILMS, COMPOSITIONS, AND METHODS - 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. | 08-22-2013 |
20130323440 | INKJET MEDIA - A method of producing inkjet media ( | 12-05-2013 |
20150072090 | INK FILM CONSTRUCTIONS - An ink film construction including: (a) a printing substrate; and (b) a plurality of continuous ink films, fixedly adhered to a surface of the printing substrate, the ink films containing at least one colorant dispersed in an organic polymeric resin; the ink films having a first dynamic viscosity within a range of 10 | 03-12-2015 |
20160075159 | PRINTABLE RECORDING MEDIA - A printable recording media containing a base substrate; a pre-coat layer including more than about 60 wt % of one or more particulate inorganic pigments by total dry weight of said pre-coat layer; an ink-receiving layer, disposed on said pre-coat layer, comprising a mixture of about 10 to about 90 wt % of a first pigment including precipitated calcium carbonate particles, about 5 to about 60 wt % of a second pigment having a larger size and a different shape than said first pigment particles, and about 1 to about 50 wt % of a third pigment having a surface area of at least 50 m2/gram, wherein said weight percentages are by combined weight of the first, second and third pigments by total dry weight of said ink-receiving layer. Also disclosed herein is a method for producing printed images using said recording media. | 03-17-2016 |
428320320 | Pore size or volume | 2 |
20110177264 | INKJET RECORDING MEDIUM AND METHOD OF MANUFACTURING THE SAME | 07-21-2011 |
20140154433 | PRINT MEDIUM - 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. | 06-05-2014 |
428320330 | Gloss specified | 5 |
20080268186 | Gloss-enhancing coating for ink-jet media - The present invention is drawn to a composition for cast-coating on ink-jet media. The composition includes a liquid vehicle, silica particulates, and an internal release agent. The composition is substantially free of polymeric binder and can improve the glossiness of a porous particulate-coated ink-receiving media by at least 2 gloss units at 20 degrees. The silica particulates can be suspended in the liquid vehicle at about 1-35 wt %, and can have a particle size of less than about 150 nm. The internal release agent can be present at about 0.5-10 wt %. | 10-30-2008 |
20090074996 | Inkjet recording medium - 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): | 03-19-2009 |
20110300317 | RECORDING MEDIUM - A recording medium includes an ink-receiving layer formed by applying a coating liquid onto at least one surface of a substrate and drying the coating liquid, the coating liquid containing hydrated alumina and a binder, in which the hydrated alumina in the coating liquid has an average particle size of 100 nm to 250 nm, the surface of the ink-receiving layer has an arithmetic average roughness Ra of 0.8 μm to 2.5 μm, the arithmetic average roughness Ra being specified by JIS B0601:2001, and the surface of the ink-receiving layer has a specular gloss at 60° of 10.0% or less, the specular gloss at 60° being specified by JIS Z8741. | 12-08-2011 |
20110318510 | INK JET RECORDING MEDIUM - Provided is an ink jet recording medium which is capable of reproducing a wide range of gloss including high luster like metallic luster and substantially no luster due to matting by varying only the amount of applied ink and in which the consumption of a white ink used to adjust the glossiness thereof is small. | 12-29-2011 |
20120114880 | COATED PRINTING PAPER - The object of the present invention is to provide a coated printing paper used for ink jet printing machines, which has an ink fixing property and ink absorption property corresponding to ink jet printing, which inhibits poor dot diffusion, and which is excellent in abrasion resistance property of printed portions. According to the present invention, provided is a coated printing paper comprising a base paper, an undercoating layer which is applied on at least one surface of the base paper and contains a pigment and a binder, and one or more coating layers on the undercoating layer, wherein the base paper contains at least one selected from a cationic resin and a multivalent cation salt; the uppermost coating layer contains at least a colloidal silica; and the 75° gloss according to JIS Z8741 of the surface of the uppermost coating layer is 40% or more. | 05-10-2012 |