WO2010114009A1 - Support d'enregistrement à jet d'encre - Google Patents

Support d'enregistrement à jet d'encre Download PDF

Info

Publication number
WO2010114009A1
WO2010114009A1 PCT/JP2010/055821 JP2010055821W WO2010114009A1 WO 2010114009 A1 WO2010114009 A1 WO 2010114009A1 JP 2010055821 W JP2010055821 W JP 2010055821W WO 2010114009 A1 WO2010114009 A1 WO 2010114009A1
Authority
WO
WIPO (PCT)
Prior art keywords
layer
ink
glossiness
absorbing layer
recording medium
Prior art date
Application number
PCT/JP2010/055821
Other languages
English (en)
Japanese (ja)
Inventor
寿治 菊地
貴之 佐藤
昌也 登坂
Original Assignee
日本製紙株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 日本製紙株式会社 filed Critical 日本製紙株式会社
Priority to JP2011507252A priority Critical patent/JPWO2010114009A1/ja
Publication of WO2010114009A1 publication Critical patent/WO2010114009A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/50—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
    • B41M5/52—Macromolecular coatings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M2205/00—Printing methods or features related to printing methods; Location or type of the layers
    • B41M2205/38—Intermediate layers; Layers between substrate and imaging layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/50—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
    • B41M5/502—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording characterised by structural details, e.g. multilayer materials
    • B41M5/506—Intermediate layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/50—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
    • B41M5/502—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording characterised by structural details, e.g. multilayer materials
    • B41M5/508—Supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/50—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
    • B41M5/52—Macromolecular coatings
    • B41M5/5218—Macromolecular coatings characterised by inorganic additives, e.g. pigments, clays
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/50—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
    • B41M5/52—Macromolecular coatings
    • B41M5/5236—Macromolecular coatings characterised by the use of natural gums, of proteins, e.g. gelatins, or of macromolecular carbohydrates, e.g. cellulose
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/50—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
    • B41M5/52—Macromolecular coatings
    • B41M5/5245—Macromolecular coatings characterised by the use of polymers containing cationic or anionic groups, e.g. mordants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/50—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
    • B41M5/52—Macromolecular coatings
    • B41M5/5254—Macromolecular coatings characterised by the use of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. vinyl polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/50—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
    • B41M5/52—Macromolecular coatings
    • B41M5/5263—Macromolecular coatings characterised by the use of polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • B41M5/5281—Polyurethanes or polyureas

Definitions

  • the present invention relates to an ink jet recording medium applied to an ink jet recording system.
  • Inkjet recording which forms an image on recording paper by ejecting water-based ink or pigment ink in which colorant is dispersed from fine nozzles, is superior in cost performance in full-color printing and is capable of high-speed recording. Is installed and used in various devices that require
  • Photographic ink jet recording papers are required to have excellent ink absorptivity, high smoothness and gloss, storage stability, and the like.
  • some conventional silver halide photographic papers have a surface that is processed into a silky tone and the like, and the glossiness is suppressed.
  • silk-tone photographic paper is in demand as it may give a calm impression as a photographic image.
  • Photographic inkjet recording paper is formed by coating an ink absorbing layer containing fine particles on a support.
  • the ink absorbing layer has good ink absorbability, and since it is made of fine particles, it has high transparency, and the color of the ink becomes clear, so that high print density can be obtained.
  • the ink absorbing layer is generally produced by a cast coating method.
  • the cast coating method is a method in which a coating liquid mainly composed of a pigment and a binder is applied onto a base paper to provide a coating layer, and the coating layer is gloss-finished using a cast drum. The gloss coating layer becomes the ink absorption layer.
  • the cast coating method includes (1) a wet casting method (direct method) in which a coating layer is pressed onto a mirror-finished heating drum while the coating layer is wet, and (2) a wet coating layer is once dried.
  • a semi-dried, rewetting method that is swollen and plasticized with a re-wetting solution, and is pressed onto a mirror-finished heating drum and dried.
  • a heated coating drum that is mirror-finished after the wet coating layer is gelled by coagulation
  • coagulation methods There are generally known three types of gelation cast methods (coagulation methods) in which pressure is bonded to the substrate and dried. The principle of each method is the same in that the wet coating layer is pressed against the mirror-finished surface to give gloss to the coating layer surface.
  • the photographic inkjet recording paper thus obtained has a smooth surface and gloss, and can be used as a substitute for conventional silver salt photography.
  • the highest quality photographic ink jet recording paper a so-called resin-coated paper in which a base paper is coated with a resin is used as a base paper, and an ink absorbing layer is provided thereon.
  • the characteristics required for this recording paper include high gloss on the surface of the recording layer, high ink jet printing density, no ink overflow or bleeding, no print unevenness (light / dark unevenness), and weather resistance. In order to improve these characteristics, it is necessary to improve the ink absorbing layer.
  • an ink absorption layer has a layer structure of one or more layers, and at least one ink absorption layer contains colloidal particles having an average particle diameter of 300 nm or less and a cationic resin (for example, Patent Documents). 1).
  • colloidal silica having a primary particle diameter of 30 to 100 nm is contained in the cast coating layer has been reported (for example, see Patent Document 2).
  • An object of the present invention is to provide a photographic output with a calm feeling while maintaining a certain glossiness even when an ink absorbing layer is provided on at least one surface of the support and the surface of the ink absorbing layer is processed to be uneven.
  • An ink jet recording medium is provided.
  • the ink jet recording medium of the present invention is an ink jet recording medium having an ink absorbing layer having irregularities on at least one surface of the support, and the ink absorbing layer is formed on the surface of the support according to JIS.
  • JIS JIS-Field-Field-Field-Field-Field-Field-Field-Field
  • the 75 degree glossiness defined by JIS-Z 8741 on the surface of the ink absorbing layer having the unevenness is preferably 40 to 65%. It is preferable that the support is paper made mainly of wood pulp.
  • the gloss layer comprises a cationic colloidal silica having a primary particle diameter of 10 to 50 nm on the surface of the coating layer after providing a coating layer containing polyvinyl alcohol as a pigment and a binder on the surface of the support.
  • the boric acid, the cationic resin, and the cationic colloidal silica contained in the coagulant solution are formed by applying a coagulant solution containing boric acid and a cationic resin by a coagulation cast coating method. It is preferably present on the surface of the ink absorbing layer.
  • the ink jet recording medium of the present invention has high glossiness when printed by the ink jet method, and can output an image that is settled by unevenness on the surface of the ink absorbing layer.
  • the ink jet recording medium of the present invention includes an ink absorbing layer having irregularities on at least one surface of a support.
  • This ink absorbing layer is formed by processing the glossy layer as follows.
  • the support used for the ink jet recording medium is not particularly limited with respect to the type, shape, dimensions, and the like, but both an absorbent support and a non-ink absorbent support can be used.
  • the absorbent support for example, paper such as coated paper and uncoated paper can be suitably used.
  • the main components of paper are pulp and internal filler.
  • any known pulp can be used.
  • hardwood bleached kraft pulp (LBKP) hardwood unbleached kraft pulp, softwood bleached kraft pulp, softwood unbleached kraft pulp, hardwood bleached sulfite pulp, hardwood unbleached sulfite pulp, softwood bleached sulfite pulp, softwood unbleached sulfite Pulp made by chemically treating fiber raw materials such as pulp, wood, cotton, hemp, and leather can be used.
  • ground wood pulp that mechanically pulped wood and chips, chemimechanical pulp mechanically pulped after soaking chemicals into wood and chips, and pulp with a refiner after the chips are digested until they are slightly soft Thermomechanical pulp that has been made into a material can also be used.
  • LBKP having high whiteness and excellent texture as an absorbent support.
  • pulp made from waste paper i.e., cuts generated in bookbinding, printing factories, cutting houses, etc., damaged paper, widened white, extra white, medium white, white loss, etc.
  • Unprinted used paper high-quality printed paper such as high-quality paper that has been printed or copied, high-quality coated paper; old paper written with water-based ink, oil-based ink, pencil, etc .; printed high-quality paper, high-quality coated paper, medium-quality paper
  • pulp obtained by disaggregating old paper such as medium-sized paper, medium-sized coated paper, renewed paper, etc.
  • the pulp can be made high white by bleaching.
  • Pulp bleaching methods include chlorine bleaching using a combination of chemicals such as elemental chlorine, hypochlorite, chlorine dioxide, oxygen, hydrogen peroxide, caustic soda, bleaching method using chlorine dioxide (ECF), There is a method called bleaching (TCF) in which ozone / hydrogen peroxide is mainly used without using any chlorine compound.
  • ECF chlorine dioxide
  • TCF bleaching
  • ECF chlorine dioxide reacts selectively with lignin, so that the whiteness of the pulp can be increased without damaging the cellulose, which is more preferable.
  • a filler may be added (internally added) to the support.
  • white pigments such as clay, kaolin, talc, heavy calcium carbonate, light calcium carbonate, barium sulfate, titanium oxide, aluminum hydroxide, magnesium hydroxide can be used, but high whiteness is easily obtained.
  • the above pulp is beaten by a beating machine such as a double disc refiner in order to improve paper properties such as papermaking suitability, strength, smoothness, and uniformity of formation.
  • the degree of beating can be selected according to the purpose within a normal range of about 250 ml to 550 ml in Canadian Standard Freeness (C.S.F.).
  • the pH of the pulp may be acidic, neutral or alkaline.
  • the beaten pulp slurry can be made by a paper machine such as a long net paper machine, a twin wire paper machine, or a round net paper machine to obtain a support.
  • a paper machine such as a long net paper machine, a twin wire paper machine, or a round net paper machine to obtain a support.
  • the pulp slurry usually used for paper making is used.
  • the dispersion aid for example, polyethylene oxide, polyacrylamide, taro aoi and the like are used.
  • paper strength enhancer for example, anionic paper strength enhancers such as vegetable gum, starch and carboxy-modified polyvinyl alcohol, and cationic paper strength enhancers such as cationized starch, cationic polyacrylamide, and polyamide polyamine epichlorohydrin resin are used. It is done.
  • the sizing agent include higher fatty acid salts, rosin derivatives such as rosin and maleated rosin, dialkyl ketene dimer, alkenyl or alkyl succinate, epoxidized fatty acid amide, polysaccharide ester and the like.
  • the fixing agent examples include polyvalent metal salts such as aluminum sulfate and aluminum chloride, cationic polymers such as cationized starch and polyamide polyamine epichlorohydrin resin.
  • cationic polymers such as cationized starch and polyamide polyamine epichlorohydrin resin.
  • pH regulator hydrochloric acid, caustic soda, sodium carbonate or the like is used.
  • a liquid containing various additives including a water-soluble polymer additive is used as an on-machine or off-machine using a tab size, a size press, a gate roll coater, a film transfer coater, or the like. It is possible to apply with.
  • water-soluble polymer additive examples include starch derivatives such as starch, cationized starch, oxidized starch, etherified starch, and phosphate esterified starch; polyvinyl alcohol derivatives such as polyvinyl alcohol and carboxy-modified polyvinyl alcohol; carboxymethyl cellulose, Cellulose derivatives such as hydroxymethylcellulose, hydroxyethylcellulose, and cellulose sulfate; water-soluble natural polymers such as gelatin, casein, and soybean protein; sodium polyacrylate, sodium styrene-maleic anhydride copolymer, sodium polystyrenesulfonate, and the like, anhydrous Water-soluble polymers such as maleic acid resins; aqueous polymer adhesives such as thermosetting synthetic resins such as melamine resins and urea resins are used.
  • starch derivatives such as starch, cationized starch, oxidized starch, etherified starch, and phosphate esterified starch
  • additives include petroleum resin emulsion as sizing agent, ammonium salt of styrene-maleic anhydride copolymer alkyl ester, alkyl ketene dimer emulsion, styrene-butadiene copolymer, ethylene-vinyl acetate copolymer, polyethylene And dispersion such as polyvinylidene chloride.
  • examples of other additives include sodium chloride, calcium chloride, and bow glass that are inorganic electrolytes as antistatic agents, and glycerin, polyethylene glycol, and the like as hygroscopic substances.
  • examples of other additives include clay, kaolin, talc, barium sulfate, and titanium oxide as pigments.
  • hydrochloric acid, caustic soda, sodium carbonate, etc. are used as pH adjusters, and other additives such as dyes, fluorescent brighteners, antioxidants, ultraviolet absorbers, etc. can be used in combination. is there.
  • non-ink-absorbing support examples include plastic films such as polyethylene terephthalate, polyvinyl chloride, polycarbonate, polyethylene, and polypropylene; synthetic paper; white film and the like.
  • the ink medium non-absorbing resin a resin mainly composed of a polyolefin resin such as polyethylene or polypropylene; a cellulose diacetate resin; a polyester resin; or a mixture thereof can be used.
  • Polyolefin is preferable because it has good adhesion to the support, and polyethylene is particularly preferable.
  • the surface of the support on which the ink absorbing layer is formed may be subjected to an adhesion treatment or an adhesion treatment in advance.
  • an adhesion treatment or an adhesion treatment in advance.
  • resin-coated paper it is preferable to subject the surface of the resin coating layer to corona discharge treatment or to provide an undercoat layer coated with gelatin, polyvinyl alcohol or the like.
  • the back surface of the support (the surface opposite to the surface on which the ink absorption layer is formed) can be subjected to processing such as transportability improvement processing, antistatic processing, and antiblocking processing.
  • the back surface treatment may be, for example, a chemical treatment such as an antistatic agent and an antiblocking agent, or may be another one appropriately added such as providing a coat layer.
  • the ink jet recording medium of the present invention it is essential to provide a high gloss ink absorbing layer on a support.
  • the ink absorbing layer is a layer having a function of immediately absorbing the solvent component of the ink, and mainly includes a pigment and an adhesive.
  • the ink absorbing layer having unevenness is formed by providing a glossy layer on a support and then transferring the unevenness pattern provided on the surface of the metal roll to the surface of the glossy layer.
  • an ink jet recording medium master is formed by providing a gloss layer on a support, and the ink absorbing layer is formed by passing the ink jet recording medium master between a metal roll having an uneven pattern and an elastic roll. Can be formed.
  • the glossiness layer has a 20 ° glossiness defined by JIS-Z 8741 of 25% or more and a 75 ° glossiness of 70% or more. If the glossiness of the glossy layer is lower than these values, the overall glossiness of the ink absorbing layer is lowered after providing irregularities as described later, which is not preferable for photography.
  • the upper limit of the 20 ° glossiness of the glossy layer specified by JIS-Z 8741 is about 40% and the upper limit of the 75 ° glossiness is about 85%. The glossiness of the convex part is conspicuous even after a long time, glare is generated, the image quality is impaired, and the picture does not become calm.
  • the 75 degree glossiness of the surface of the ink absorbing layer with the unevenness on the glossy layer exceeds 65%, which is not preferable for photography.
  • the 75 degree glossiness defined by JIS-Z 8741 on the surface of the ink absorbing layer having irregularities is 40 to 65%.
  • the 75 ° gloss is less than 40%, the overall glossiness is lowered, the image quality is blurred, and the sharpness is lowered.
  • the glossiness at 75 ° exceeds 65% glare is generated and the image quality does not become calm, so it is not preferable for photography.
  • the unevenness of the surface of the ink absorbing layer can provide a calm photographic output equivalent to a silky-tone photograph of a silver salt photograph while maintaining a certain glossiness.
  • the depth of the unevenness on the surface of the ink absorbing layer is preferably about 30 to 100 ⁇ m, and about 30 to 60 ⁇ m is particularly preferable in consideration of enhancing glossiness. In this way, minute irregularities can be obtained.
  • interval is not restrict
  • the unevenness of the surface of the ink absorption layer is obtained by passing the original pattern of the ink jet recording medium between a metal roll provided with a concavo-convex pattern by engraving or the like, and an elastic roll, with the metal roll facing the glossy layer, Obtained by transferring to a glossy layer.
  • the uneven pattern of the metal roll has a shape complementary to the unevenness on the surface of the ink absorbing layer, and can be obtained, for example, by repeatedly arranging a geometric pattern vertically and horizontally.
  • the individual geometric patterns are concave or convex, and an uneven pattern is generated as a whole by repeatedly arranging them.
  • a pair of metal rolls and elastic rolls may be provided, and the gloss layers on both sides may be passed through this roll pair twice on each side.
  • Examples of the uneven shape on the surface of the ink absorbing layer include, but are not limited to, silk, cloth, satin, and various geometric patterns.
  • the pigment blended in the ink absorption layer As the pigment blended in the ink absorption layer (gloss layer), known inorganic fine particles and organic fine particles can be used.
  • kaolin, clay, calcined clay amorphous silica (also called amorphous silica), synthetic amorphous silica, zinc oxide, aluminum oxide, titanium oxide, aluminum hydroxide, alumina hydrate (alumina sol, colloidal alumina, Pseudoboehmite, etc.), alumina ( ⁇ type crystal alumina, ⁇ type crystal alumina, ⁇ type crystal alumina, etc.), calcium carbonate, satin white, aluminum silicate, alumina, colloidal silica, zeolite, synthetic zeolite, sepiolite, smectite, Synthetic smectite, magnesium silicate, magnesium carbonate, magnesium oxide, diatomaceous earth, styrene plastic pigment, hydrotalcite, urea resin plastic pigment, benzoguan
  • the various pigments one or more may be used in combination.
  • zinc oxide, titanium oxide, and plastic pigments are preferably blended because yellowing of the white paper portion can be prevented.
  • amorphous silica, alumina, and zeolite are preferably contained as a main component because they have high ink absorbability.
  • colloidal silica is preferably included in the pigment from the viewpoint of color developability, from the viewpoint of ink absorbability and cost. It is preferable to include synthetic amorphous silica in the pigment.
  • colloidal silica it is more preferable to use colloidal silica having a primary particle diameter of 20 to 70 nm from the viewpoint of improving the glossiness and suppressing printing unevenness at the time of pigment ink printing.
  • the primary particle size of the colloidal silica is less than 20 nm, the transparency of the ink absorbing layer is increased, but fine cracks are generated on the surface, printing unevenness occurs during printing of pigment ink, and the printing density also decreases. There is.
  • the primary particle size is larger, cracks on the surface of the ink absorption layer are reduced, and printing unevenness when using pigment ink tends to be reduced.
  • the primary particle diameter exceeds 70 nm, the transparency of the ink absorbing layer is lowered, the printing density during printing of the dye ink is lowered, and the suitability of the dye ink may be deteriorated.
  • the synthetic amorphous silica can be roughly classified into wet method silica and gas phase method silica depending on the production method.
  • Synthetic amorphous silica produced by a wet process is inferior to gas phase process silica in pigment transparency, but is excellent in paint stability when used in combination with polyvinyl alcohol.
  • wet process silica has better dispersibility than gas phase process silica without internal voids, and can increase the coating concentration. Therefore, the ratio of the pigment (relative to the binder) in the ink absorbing layer can be increased, and the absorbability of the ink absorbing layer can be increased, so that the ink absorbability can be improved and the color developability of the dye ink can be improved.
  • the wet-process silica preferably has a secondary particle size of 1 to 5 ⁇ m and a BET specific surface area of 150 to 500 m 2 / g. Further, from the viewpoint of obtaining a coating layer with high transparency, the primary particle diameter of the vapor phase silica is preferably 5 nm to 70 nm, and the BET specific surface area is preferably 30 to 500 m 2 / g.
  • the “average particle diameter of the pigment” is a value obtained by weighted averaging the average particle diameter of each pigment by the content ratio of each pigment. To do.
  • the average particle diameter of the pigment in the ink absorbing layer is preferably 1 to 5 ⁇ m. If it is smaller than 1 ⁇ m, the ink absorbency is inferior, and if it exceeds 5 ⁇ m, the glossiness tends to decrease.
  • aqueous binder resin can be used as a binder for the ink absorbing layer (glossy layer).
  • “Aqueous” means that the resin is dissolved or dispersed and stabilized (water-soluble or / and water-dispersible resin emulsion) in water or a medium composed of water and a small amount of an organic solvent.
  • the aqueous binder resin means a water-soluble resin and a water-dispersible resin.
  • the aqueous binder resin is dissolved or dispersed in the coating liquid to be coated on the support, but after coating and drying, it becomes a binder for the pigment and forms an ink absorbing layer.
  • aqueous binder resin examples include polyvinyl alcohol and derivatives thereof; polyvinyl pyrrolidone; urethane resin derived from urethane resin emulsion; starches such as oxidized starch and esterified starch; cellulose derivatives such as carboxymethylcellulose and hydroxyethylcellulose; casein; gelatin; Examples include soybean protein; styrene-acrylic resin and derivatives thereof; styrene-butadiene resin latex; acrylic resin emulsion, vinyl acetate resin emulsion, vinyl chloride resin emulsion, urea resin emulsion, alkyd resin emulsion, and derivatives thereof. These aqueous binder resins can be used alone or in combination.
  • polyvinyl alcohol in the binder from the viewpoint of color developability and cost, and partially saponified polyvinyl alcohol is particularly preferable.
  • the amount of polyvinyl alcohol added is preferably 3 to 30 parts by mass with respect to 100 parts by mass of the total pigment in the ink absorbing layer.
  • the type of the binder is not particularly limited as long as the required coating layer strength is obtained.
  • the ink absorbing layer contains the above-described pigment and binder, but other components such as a thickener, an antifoaming agent, an antifoaming agent, a pigment dispersant, a release agent, a foaming agent, pH.
  • a water retention agent, a cationic polymer electrolyte, and the like can be appropriately added to the glossy layer serving as a precursor of the ink absorbing layer within a range not impairing the effects of the present invention.
  • a coating liquid to be an ink absorbing layer (gloss layer) on a support As a method of applying a coating liquid to be an ink absorbing layer (gloss layer) on a support, blade coater, air knife coater, roll coater, brush coater, kiss coater, squeeze coater, curtain coater, die coater, bar coater, gravure
  • a known coating machine such as a coater, gate roll coater, short dwell coater or the like can be appropriately selected from coating methods used on-machine or off-machine.
  • the ink absorbing layer may be applied in two or more layers as necessary, but the coating amount of the ink absorbing layer coating liquid is preferably 2 to 60 g / m 2 , more preferably in terms of dry mass. Is about 2 to 30 g / m 2 , more preferably about 4 to 20 g / m 2 .
  • the coating amount is preferably 2 to 60 g / m 2 or more, the effect of improving ink absorbency can be sufficiently obtained, and excellent gloss can be obtained when an ink absorption layer is provided, and by setting it to 60 g / m 2 or less. There is a tendency that the printing density is increased, the strength of the coating layer is improved, and powder falls and scratches are less likely to occur.
  • the ink absorbing layer when a large coating amount of the ink absorbing layer is required, the ink absorbing layer can be formed in multiple layers. Further, an undercoat layer having various functions such as ink absorptivity, adhesiveness and the like may be provided between the support and the ink absorbing layer. Further, a back coat layer having various functions such as ink absorbability, writing ability, printer printability and the like may be further provided on the side opposite to the surface provided with the ink absorption layer.
  • gloss to the glossy layer on the outermost surface and thus the ink absorbing layer it is preferable to give gloss to the glossy layer on the outermost surface and thus the ink absorbing layer.
  • gloss to the ink absorbing layer by forming a gloss layer by a solidified cast coating method and then performing uneven processing.
  • the coagulation cast coating method is performed as follows. First, a coating liquid that becomes an ink absorbing layer (glossy layer) is applied to a support. Next, a coagulant solution that has the effect of coagulating the binder (particularly aqueous binder) in the coating solution is applied to an undried gloss layer and gelled, and then pressed onto the heated mirror-finished surface. ,dry.
  • the coagulation cast coating method can provide a glossy layer (and thus an ink absorbing layer) with a surface feel and gloss comparable to silver salt photography.
  • the coating layer is in a dry state when applying the coagulant solution, it is difficult to copy the mirror drum surface, and the resulting ink-receiving layer surface has many minute irregularities, making it difficult to obtain glossiness similar to that of a silver salt photograph. .
  • the surface of the coating layer is brought into contact with a heated mirror-finished surface to give gloss.
  • the method of applying the coagulant solution is not particularly limited as long as it can be applied to the coating layer, and can be appropriately selected from known methods (for example, roll method, spray method, curtain method, etc.).
  • Examples of the material (coagulant) having an action of gelling or thickening upon contact with the ink absorbing layer forming coating solution include boron compounds, epoxy compounds, glycidyl compounds, zirconium compounds, aluminum compounds, chromium compounds, and the like. Can be mentioned. Among these, when combined with polyvinyl alcohol as a water-soluble resin described later, the progress of gelation or thickening is fast, so boron compounds are preferable, and boric acid and borax, or a mixture thereof is preferable.
  • boric acid examples include orthoboric acid, metaboric acid, hypoboric acid, tetraboric acid, and pentaboric acid. Moreover, these sodium salt, potassium salt, and ammonium salt may be sufficient. Among these, orthoboric acid and disodium tetraborate are preferable.
  • Borax is a hydrous borate mineral of sodium, and its composition is Na 2 B 4 O 7 ⁇ 10H 2 O. Essentially Na 2 B 4 O 7 (disodium tetraborate) is the coagulant component. The concentration of the coagulant is preferably 0.001 to 20% by mass.
  • Component of coagulant In addition to the boron compound, a cationic resin and a water-soluble metal salt can be added to the coagulant solution.
  • a cationic resin When a cationic resin is included in the coagulant, the cationic resin adheres (exists) to the surface of the ink absorption layer due to cast coating.
  • the cationic resin fixes the ink and improves the water resistance.
  • the coagulant coexists with both an electrically positive cationic resin and colloidal silica, and both do not aggregate.
  • cationic resin examples include polyamine sulfone, polyalkylene polyamine, polyamine condensate, polyallylamine, polydiallylamine, polyvinylamine, polyethyleneimine, dicyandiamide condensate, cationic acrylic resin, and cationic urethane resin. Species or multiple species can be selected and used.
  • the inkjet recording medium of this invention when using the inkjet recording medium of this invention for a photobook, it is preferable to provide an ink absorption layer on both surfaces of a support body. By providing irregularities on the ink absorbing layers on both sides, an ink jet recording medium having a uniform glossiness on both sides can be obtained. Therefore, it can be preferably used for a photo book.
  • cationic colloidal silica is present in the vicinity of the surfaces of both ink absorbing layers.
  • the following coagulant solution is respectively added to both coating layers. Applying and performing a coagulation cast coating method to provide a gloss layer.
  • the glossy layer has an uneven surface on the surface in the same manner as described above to form an ink absorbing layer.
  • the coagulant solution preferably contains cationic colloidal silica, boric acid and a cationic resin.
  • boric acid coagulates with the polyvinyl alcohol in the preliminary ink absorption layer by a crosslinking reaction, an ink absorption layer having excellent print quality and high gloss can be obtained.
  • anionic colloidal silica is included in the ink absorbing layer coating liquid, the coagulation reaction by the anionic coating liquid and the cationic coagulant solution further improves printing quality and provides high gloss. It is possible to provide an ink absorbing layer having a stable operation.
  • the coating layer is in a dry state when applying the coagulant solution, it is difficult to copy the mirror drum surface. Therefore, it is preferable to employ a coagulation cast coating method.
  • a coagulation cast coating method when polyvinyl alcohol is used as the water-based binder of the ink absorbing layer, the use of borate as the coagulant makes it easy to make the hardness at the time of coagulation moderate, and the glossy layer (and thus The ink absorbing layer) can be given a good gloss and the operability is also good.
  • borate cannot be used because it aggregates with cationic colloidal silica if borate is used in the coagulant solution. .
  • the coagulant solution preferably contains the following cationic colloidal silica, boric acid and a cationic resin.
  • (Cationic colloidal silica) When cationic colloidal silica is added to the coagulant solution, the cationic colloidal silica adheres to (is present on) the surface of the ink absorbing layer due to cast coating.
  • the printing density when printing with a dye ink is improved.
  • fine cationic colloidal silica having a primary particle size of 10 to 50 nm is present on the outermost surface of the ink absorbing layer, the surface of the ink absorbing layer becomes smooth and gloss is improved.
  • Cationic colloidal silica is colloidal silica whose particle surface is highly positively charged.
  • Cationic colloidal silica is, for example, aluminum ion, magnesium ion, calcium ion, zirconium ion, etc., compared to colloidal silica obtained by heating and aging silica sol obtained through metathesis or acid exchange resin layer of sodium silicate, etc. It can be obtained by reacting multivalent metal ions.
  • Japanese Patent Publication No. 47-26959 discloses cationic colloidal silica by aluminum treatment.
  • Examples of the commercially available cationic colloidal silica include LUDOX CL and LUDOX CL-P manufactured by Grace, and Snowtex AK-LY manufactured by Nissan Chemical Co., Ltd.
  • two or more kinds of cationic colloidal silica may be mixed and used.
  • the primary particle diameter of the cationic colloidal silica is preferably 10 to 50 nm.
  • the primary particle size of the cationic colloidal silica is smaller than 10 nm, the glossiness of the ink absorbing layer is excellent, but the absorbability of the dye ink may be inferior.
  • the primary particle size of the cationic colloidal silica is larger than 50 nm, the transparency of the ink absorbing layer is lowered, and the printing density when printing with dye ink may be lowered.
  • the primary particle diameter may exceed 50 nm, or the shapes such as tufts and rods may be different (various forms of agglomerated forms), and cationic colloidal silica may be used in combination. .
  • the primary particle size of the cationic colloidal silica is preferably smaller than the primary particle size of the pigment of the ink absorbing layer (glossy layer). In this case, the glossiness is improved because the fine cationic colloidal silica covers the preliminary ink absorbing layer, and thus the outermost surface of the ink absorbing layer.
  • the “primary particle diameter of cationic colloidal silica” means the primary particle diameter of each cationic colloidal silica and the content ratio of each cationic colloidal silica. The weighted average value.
  • the “primary particle diameter of the pigment” is a value obtained by weighted averaging the primary particle diameter of each pigment by the content ratio of each pigment.
  • the cationic colloidal silica is preferably contained in an amount of 2 to 15% by mass in the coagulant solution.
  • the content of the cationic colloidal silica is less than 2% by mass, the glossiness is lowered, and the printing density when printing with a dye ink may be lowered.
  • the content rate of cationic colloidal silica exceeds 15 mass%, an aggregate (precipitate) will generate
  • pigments other than cationic colloidal silica hydrated alumina (alumina sol, colloidal alumina, pseudoboehmite, etc.), alumina ( ⁇ type crystal alumina, ⁇ type crystal alumina, ⁇ type crystal alumina, etc.), etc. are cationic. Although it may be used by mixing with colloidal silica, the mixing ratio of the other pigment to the cationic colloidal silica is preferably 50% by mass or less.
  • Boric acid is preferably contained in the coagulant solution in an amount of 1 to 10% by mass. If the boric acid content is less than 1% by mass, the coagulation action may be insufficient. Moreover, when the content rate of boric acid exceeds 10 mass%, it cannot melt
  • the cationic resin By containing the cationic resin in the coagulant solution, the cationic resin adheres (exists) to the surface of the glossy layer (ink absorption layer) by the coagulation cast coat.
  • the cationic resin fixes the ink, improves the printing density when using the water-soluble dye ink, and further improves the water resistance.
  • the electrically positive cationic resin and the cationic colloidal silica coexist so that they do not aggregate.
  • the cationic resin examples include polyamine sulfone, polyalkylene polyamine, polyamine condensate, polyallylamine, polydiallylamine, polyvinylamine, polyethyleneimine, dicyandiamide condensate, cationic acrylic resin, and cationic urethane resin. Species or multiple species can be selected and used.
  • the content of the cationic resin in the coagulant solution is not particularly limited, but it is preferably 0.5 to 10% by mass. When the content ratio of the cationic compound is less than 0.5% by mass, the ink fixing function is lowered, and the print density of the printed image may be lowered. When the content ratio of the cationic compound exceeds 10% by mass, the viscosity of the coagulant increases and the coatability may be deteriorated.
  • the method for applying the coagulant solution is not particularly limited as long as it can be applied to the coating layer, and can be appropriately selected from known methods (for example, roll method, spray method, curtain method, etc.).
  • the adhesion amount of the coagulant (solution) is preferably 1 to 10 g / m 2 in terms of solid content. If the adhesion amount of the coagulant is less than 1 g / m 2 , the coagulation effect may be insufficient, and gloss may be insufficiently imparted to the ink absorption layer. Even when the adhesion amount of the coagulant exceeds 10 g / m 2 , the effect of improving the gloss of the ink absorbing layer reaches its peak, and the solid content concentration of the coagulant solution must be increased.
  • the concentration of the coagulant solution is preferably 3% by mass or more and less than 30% by mass. If the concentration of the coagulant solution is less than 3% by mass, the adhesion amount of the coagulant to the coating layer (below 1 g / m 2 in solid content) may be insufficient, and the coagulation action may be insufficient. Moreover, when the density
  • a release agent can be added to the coating layer and / or the coagulant as necessary.
  • the melting point of the release agent is preferably 90 to 150 ° C., and particularly preferably 95 to 120 ° C. In the above temperature range, since the melting point of the release agent is substantially equal to the temperature of the mirror finish surface, the ability as a release agent is maximized.
  • the release agent is not particularly limited as long as it has the above characteristics, but it is preferable to use a polyethylene wax emulsion.
  • the content of the release agent in the coagulant solution is not particularly limited, but is preferably 0.1 to 5% by mass.
  • Part and % represent “part by mass” and “% by mass”, respectively, unless otherwise specified.
  • Example 1 Rosetta-type light carbonic acid as filler for 350 ml of Canadian Standard Freeness (C.S.F.) pulp slurry consisting of 90 parts of hardwood bleached kraft pulp (L-BKP) and 10 parts of softwood bleached kraft pulp (N-BKP) Calcium (Albuquer 5970: manufactured by SMI) was added to an ash content of 20%, and 1.0 part of aluminum sulfate, 0.15 part of AKD, and 0.05 part of a yield improver were added.
  • C.S.F. Canadian Standard Freeness
  • a paper machine was used to make paper, and at that time, 5% starch and 0.2% surface sizing agent (AKD) were applied to a solid content of 1.5 g / m 2, and 180 g / m 2 was applied.
  • a support of m 2 was obtained.
  • One side of this support was coated with 13 g / m 2 of coating liquid A with a roll coater, and while the coating layer was wet, 2.0 g / m 2 of crosslinking agent (coagulant solution) B was coated. Then, the product was solidified and then pressed onto a mirror-finished surface heated through a press roll to copy the mirror surface, thereby forming a gloss layer on the surface of the support.
  • crosslinking agent coagulant solution
  • an ink jet recording medium prototype having a gloss layer surface of 195 g / m 2 and a glossy layer surface with a 20 ° glossiness of 26% and a 75 ° glossiness of 72% as defined by JIS-Z 8741 was prepared. Furthermore, an ink jet recording medium prototype is passed between a metal roll engraved with unevenness to give a silky pattern and an elastic roll, and the surface pattern of the metal roll is copied onto the surface of the glossy layer. An ink jet recording medium having an ink absorbing layer having tone irregularities was obtained.
  • ⁇ Coating fluid A> As pigments, 40 parts of colloidal silica (Quarton PL-2: manufactured by Fuso Chemical Industry Co., Ltd., average primary particle size 20 nm), vapor-phase synthetic amorphous silica (Aerosil 200V: manufactured by Nippon Aerosil Co., Ltd., average primary particle size 12 nm) 30 parts, 30 parts by wet method synthetic amorphous silica (Fine Seal X-37B: manufactured by Tokuyama Corporation, average secondary particle size 2.6 ⁇ m), 12 parts of polyvinyl alcohol (PVA224: manufactured by Kuraray Co., Ltd.) as a binder, Fluorescent dye (BLANKOPHOR P liquid01: manufactured by LANXESS) 1.5 parts, mold release agent (Maycatex HP68: manufactured by Meisei Chemical Co., Ltd.) 0.5 parts, antifoaming agent (SN deformer 480: manufactured by San Nopco) 0.1 A coating solution having a concentration of 25% was prepared by blending
  • the weighted average particle size of each pigment in the coating liquid A was 2.7 ⁇ m.
  • ⁇ Crosslinking agent B> Borax 2%, boric acid 4% (mass ratio of borax / boric acid 1/2, calculated in terms of Na 2 B 4 O 7 and H 3 BO 3 ), flocculant (sodium chloride) 0.5%, mold release
  • a crosslinking agent (aqueous solution) was prepared by blending 0.5 part of an agent (Mecatex HP68: trade name, manufactured by Meisei Chemical Co., Ltd.) and 0.01% of an antifoaming agent (SN deformer 480: manufactured by San Nopco).
  • Example 2 The coating liquid C was applied at 13 g / m 2 on one side of the same support as in Example 1 with a roll coater, and the crosslinking agent B was applied at 2.0 g / m 2 while the coating layer was in a wet state. Then, the product was solidified and then pressed onto a mirror-finished surface heated through a press roll, and the mirror surface was copied to form a gloss layer on the surface of the support. In this manner, an ink jet recording medium prototype having a glossiness of 195 g / m 2 and a glossy layer surface with a 20 ° glossiness of 31% and a 75 ° glossiness of 80% as defined by JIS-Z 8741 was produced.
  • ⁇ Coating fluid C> As pigments, 60 parts of colloidal silica (Quarton PL-2: manufactured by Fuso Chemical Industries, average primary particle size 20 nm), vapor-phase synthetic amorphous silica (Aerosil 200V: manufactured by Nippon Aerosil Co., Ltd., average primary particle size 12 nm) 20 parts, 20 parts by wet method synthetic amorphous silica (Fine Seal X-37B: manufactured by Tokuyama Corporation, average secondary particle size 2.6 ⁇ m), 12 parts of polyvinyl alcohol (PVA224: manufactured by Kuraray Co., Ltd.) as a binder, Fluorescent dye (BLANKOPHOR P liquid01: manufactured by LANXESS) 1.5 parts, mold release agent (Maycatex HP68: manufactured by Meisei Chemical Co
  • Example 3 An ink jet recording medium having an ink absorbing layer with textured irregularities formed in the same manner as in Example 2 except that a metal roll engraved with irregularities to give a textured pattern was used as the metal roll. Got.
  • Example 4 An ink jet recording medium having an ink absorbing layer having a satin-like unevenness formed in the same manner as in Example 2 except that a metal roll engraved with unevenness for imparting a satin-like pattern was used as the metal roll. Got.
  • Example 5 The coating liquid D was applied at 13 g / m 2 on one side of the same support as in Example 1 with a roll coater, and while the coating layer was in a wet state, the crosslinking agent (coagulant solution) E was added at 2.0 g / m 2. Then, m 2 was applied and solidified, and then pressed onto a mirror-finished surface heated through a press roll, and the mirror surface was copied to form a gloss layer on the support surface. In this manner, an ink jet recording medium prototype having a glossiness of 195 g / m 2 and a glossy layer surface with a 20 ° glossiness of 31% and a 75 ° glossiness of 80% as defined by JIS-Z 8741 was produced.
  • an ink jet recording medium having an ink absorbing layer in which silk-like irregularities were formed was obtained in the same manner as in Example 1.
  • ⁇ Coating fluid D> As pigments, 30 parts of colloidal silica (Quarton PL-3, manufactured by Fuso Chemical Industry Co., Ltd., average primary particle size 30 nm), wet-process synthetic amorphous silica (Fine Seal X-37B: manufactured by Tokuyama Co., Ltd., average secondary particle size) 2.6 [mu] m) 60 parts, vapor phase synthetic amorphous silica (Aerosil 200V: manufactured by Nippon Aerosil Co., Ltd., average primary particle size 12 nm), 14 parts of polyvinyl alcohol (PVA217: manufactured by Kuraray Co., Ltd.) as a binder, fluorescence Dye (BLANKOPHOR P liquid01: manufactured by LANXESS) 1.5 parts, release agent (Maycatex HP68: manufactured by Meisei Chemical Co., Ltd.)
  • the weighted average particle size of each pigment in the coating liquid D was 2.7 ⁇ m.
  • Example 6 An ink jet recording medium having an ink absorbing layer with textured irregularities formed in the same manner as in Example 5 except that a metal roll engraved with irregularities to give a textured pattern was used as the metal roll. Got.
  • Example 7 An ink jet recording medium having an ink absorbing layer having a satin-like unevenness formed in the same manner as in Example 5 except that a metal roll engraved with unevenness for imparting a satin-like pattern was used as the metal roll. Got.
  • Example 8 The coating liquid D was applied at 13 g / m 2 on one side of the same support as in Example 1 with a roll coater, and while the coating layer was in a wet state, the crosslinking agent (coagulant solution) E was added at 2.0 g / m 2. Then, m 2 was applied and solidified, and then pressed onto a mirror-finished surface heated through a press roll, and the mirror surface was copied to form a first gloss layer on the support surface.
  • the crosslinking agent (coagulant solution) E was added at 2.0 g / m 2.
  • m 2 was applied and solidified, and then pressed onto a mirror-finished surface heated through a press roll, and the mirror surface was copied to form a first gloss layer on the support surface.
  • a double-sided ink jet recording medium prototype having a second gloss layer having a gloss level of 72% was prepared. Furthermore, an ink jet recording medium prototype is passed between a metal roll engraved with irregularities to give a silky pattern and an elastic roll, and the surface pattern of the metal roll is copied onto the surface of the first glossy layer. Silky irregularities were formed. Further, the same treatment was again performed on the opposite surface of the first glossy layer to obtain a double-sided ink jet recording medium having an ink absorbing layer in which silk-like irregularities were formed on both sides.
  • Example 9 Except for using a metal roll engraved with unevenness to give a texture pattern as the metal roll, it has an ink absorbing layer with textured unevenness formed on both sides in the same manner as in Example 8. A double-sided ink jet recording medium was obtained.
  • Example 10 Except for using a metal roll engraved with unevenness to give a satin-like pattern as a metal roll, it has an ink-absorbing layer in which unevenness of a satin-like surface is formed on both sides in the same manner as in Example 8. A double-sided ink jet recording medium was obtained.
  • Example 1 The coating liquid A was applied at 13 g / m 2 on one side of the same support as in Example 1 and dried with a dryer to form a gloss layer on the support surface.
  • an ink jet recording medium prototype having a glossiness layer surface with a 20 ° glossiness defined by JIS-Z 8741 of 8% and a 75 ° glossiness of 30% was produced.
  • an ink jet recording medium prototype is passed between a metal roll engraved with unevenness to give a silky pattern and an elastic roll, and the surface pattern of the metal roll is copied onto the surface of the glossy layer.
  • An ink jet recording medium having an ink absorbing layer having tone irregularities was obtained.
  • Example 2 The coating liquid C was applied at 13 g / m 2 on one side of the same support as in Example 1 and dried with a dryer to form a glossy layer on the support surface.
  • an ink jet recording medium prototype having a glossiness layer surface with a 20 ° glossiness of 15% and a 75 ° glossiness of 70% as defined in JIS-Z 8741 was prepared.
  • an ink jet recording medium prototype is passed between a metal roll engraved with unevenness to give a silky pattern and an elastic roll, and the surface pattern of the metal roll is copied onto the surface of the glossy layer.
  • An ink jet recording medium having an ink absorbing layer having tone irregularities was obtained.
  • the gloss was measured using a gloss meter (manufactured by Murakami Color Research Laboratory, True GLOSS GM-26PRO). The 75 ° glossiness was evaluated according to the following criteria. ⁇ : 45% to 65% X: 45% or less The texture of the photo ⁇ : Close to the silky tone of a silver halide photograph, and the sharpness of the image quality is high. ⁇ : There is no glare, and the sharpness of the image quality is high. Low sharpness x: There is a feeling of glare, or there is no sharpness due to blurred image quality

Landscapes

  • Ink Jet Recording Methods And Recording Media Thereof (AREA)
  • Paper (AREA)

Abstract

L'invention porte sur un support d'enregistrement à jet d'encre, le support permettant la sortie d'une photographie estompée dans laquelle un certain degré de brillant est également maintenu. Le support d'enregistrement à jet d'encre est disposé sur au moins une surface d'un support avec une couche d'absorption d'encre ayant une surface irrégulière, la couche d'absorption d'encre étant formée par disposition d'une couche brillante sur la surface du support, puis transfert d'un motif irrégulier, disposé sur une surface de rouleau métallique, sur la surface de la couche brillante, la couche brillante ayant un brillant à 20 degrés de 25 % ou plus et un brillant à 75 degrés de 70 % ou plus selon la norme JIS-Z8741.
PCT/JP2010/055821 2009-03-31 2010-03-31 Support d'enregistrement à jet d'encre WO2010114009A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2011507252A JPWO2010114009A1 (ja) 2009-03-31 2010-03-31 インクジェット記録媒体

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009088489 2009-03-31
JP2009-088489 2009-03-31

Publications (1)

Publication Number Publication Date
WO2010114009A1 true WO2010114009A1 (fr) 2010-10-07

Family

ID=42828298

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2010/055821 WO2010114009A1 (fr) 2009-03-31 2010-03-31 Support d'enregistrement à jet d'encre

Country Status (2)

Country Link
JP (1) JPWO2010114009A1 (fr)
WO (1) WO2010114009A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013059939A (ja) * 2011-09-14 2013-04-04 Hokuetsu Kishu Paper Co Ltd インクジェット記録用光沢紙及びその製造方法
US11718119B2 (en) 2019-10-11 2023-08-08 Hewlett-Packard Development Company, L.P. Coating composition for printing paper

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000351272A (ja) * 1999-06-14 2000-12-19 Oji Paper Co Ltd 半光沢インクジェット記録体及び製造方法
JP2005262512A (ja) * 2004-03-17 2005-09-29 Mitsubishi Paper Mills Ltd インクジェット記録シートの製造方法
JP2005280147A (ja) * 2004-03-30 2005-10-13 Mitsubishi Paper Mills Ltd インクジェット記録媒体

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000351272A (ja) * 1999-06-14 2000-12-19 Oji Paper Co Ltd 半光沢インクジェット記録体及び製造方法
JP2005262512A (ja) * 2004-03-17 2005-09-29 Mitsubishi Paper Mills Ltd インクジェット記録シートの製造方法
JP2005280147A (ja) * 2004-03-30 2005-10-13 Mitsubishi Paper Mills Ltd インクジェット記録媒体

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013059939A (ja) * 2011-09-14 2013-04-04 Hokuetsu Kishu Paper Co Ltd インクジェット記録用光沢紙及びその製造方法
US11718119B2 (en) 2019-10-11 2023-08-08 Hewlett-Packard Development Company, L.P. Coating composition for printing paper

Also Published As

Publication number Publication date
JPWO2010114009A1 (ja) 2012-10-11

Similar Documents

Publication Publication Date Title
JP4298650B2 (ja) インク用被記録媒体及びその製造方法
WO2009119651A1 (fr) Support d'impression à jet d'encre et procédé pour produire le support d'impression à jet d'encre
JPWO2003101746A1 (ja) インク受容層を有する被記録媒体及びその製造方法
JP2001347750A (ja) インクジェット記録用紙
JP2008036998A (ja) インクジェット記録用紙
JP3868314B2 (ja) インクジェット記録媒体及びその製造方法
JP2012206328A (ja) インクジェット記録媒体
WO2010114009A1 (fr) Support d'enregistrement à jet d'encre
JP2007290390A (ja) インクジェット用記録媒体とその製造方法
JP5528972B2 (ja) 印刷用塗工紙
JP2008087214A (ja) インクジェット記録媒体及びその製造方法
JP2012213924A (ja) インクジェット記録媒体
JP3818573B2 (ja) インクジェット記録媒体の製造方法及びインクジェット記録媒体
JP3699096B2 (ja) インクジェット用記録媒体
JP5186978B2 (ja) インクジェット記録媒体の製造方法
JP2011213011A (ja) インクジェット記録媒体
JP2010236165A (ja) 塗工紙用塗料及びその流動性を評価する方法
JP4488519B2 (ja) インクジェット記録用紙
JP2011073369A (ja) インクジェット記録用紙の製造方法
JP4301339B2 (ja) インクジェット記録媒体
JP2009107321A (ja) インクジェット用記録媒体
JP2011213010A (ja) インクジェット記録用紙
JP2008073891A (ja) インクジェット記録用シートの製造方法
JP2006305855A (ja) インクジェット記録媒体
JP4001037B2 (ja) インクジェット記録媒体

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 10758780

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 2011507252

Country of ref document: JP

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 10758780

Country of ref document: EP

Kind code of ref document: A1