WO2005014734A1 - インク、記録方法、記録ユニット、インクカートリッジ及び記録装置 - Google Patents
インク、記録方法、記録ユニット、インクカートリッジ及び記録装置 Download PDFInfo
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- WO2005014734A1 WO2005014734A1 PCT/JP2004/011737 JP2004011737W WO2005014734A1 WO 2005014734 A1 WO2005014734 A1 WO 2005014734A1 JP 2004011737 W JP2004011737 W JP 2004011737W WO 2005014734 A1 WO2005014734 A1 WO 2005014734A1
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- water
- ink
- soluble organic
- organic solvent
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Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
- C09D11/38—Inkjet printing inks characterised by non-macromolecular additives other than solvents, pigments or dyes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
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- 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
Definitions
- the present invention relates to an ink-jet ink, a recording method using such an ink, a recording unit, an ink cartridge, and a recording apparatus.More specifically, the present invention relates to an ink jetting orifice without causing clogging or deposition of a coloring material. Even if an image printed on coated paper or the like having an ink receiving layer is left for a long time in a high-temperature and high-humidity condition, the ink does not exude and the print quality is not impaired.
- the present invention relates to a recording method, a recording unit, an ink cartridge, and a recording device. Background art
- ink jet recording method recording is performed by flying small ink droplets and attaching the ink to a recording medium such as paper.
- Ink used in such a recording method naturally has excellent ejection stability, but also has high storage stability and does not cause clogging or deposition of coloring material in the ejection orifice. Adaptability is required.
- an ink receiving layer containing a pigment and pinda is formed on a base material such as paper. If an image recorded on paper by ink jet is left for a long time under a certain environment, especially under high-temperature and high-humidity conditions, ink bleeding (hereinafter referred to as “high-temperature and high-humidity bleeding”) may occur, and the print quality may be degraded. Disclosure of the invention
- the present inventors have studied that, particularly, as the molecular weight of the water-soluble coloring material is smaller (for example, the molecular weight in the form of free acid is 600 or less), this phenomenon is remarkable, and the water-soluble coloring material having a smaller molecular weight is more remarkable.
- the molecular weight of the water-soluble coloring material is smaller (for example, the molecular weight in the form of free acid is 600 or less)
- this phenomenon is remarkable
- the water-soluble coloring material having a smaller molecular weight is more remarkable.
- the higher the content of a water-soluble organic solvent with high dissolving performance of coloring materials in the ink and urea and urea derivatives with excellent moisturizing performance the more likely it is to cause high temperature and high humidity bleeding. Findings were obtained.
- the content of a water-soluble organic solvent having high coloring material dissolving performance, urea and a urea derivative having excellent moisturizing performance, etc., which are considered to be causative substances, is considered. It is presumed that keeping it low is effective. However, when the content of the water-soluble organic solvent, urea and the urea derivative in the ink is less than a certain amount, the above-mentioned problem of clogging at the discharge orifice portion and deposition of the coloring material may occur.
- an object of the present invention is to provide an ink jet ink using a water-soluble coloring material having a molecular weight of 600 or less in the form of a free acid, which satisfies the performance required for an ink jet recording ink, and which is used in an ejection orifice portion. Even if the image printed on the coated paper with the ink receiving layer is left under high temperature and humidity conditions for a long time without causing clogging or precipitation of the coloring material, the ink may bleed and impair the print quality. Not to provide an ink.
- a further object of the present invention is to provide an ink jet recording method, a recording kit, an ink cartridge, and a recording apparatus using the ink.
- the above object is achieved by the present invention described below. That is, the present invention contains water, a water-soluble coloring material having a molecular weight value of 600 or less in the form of a free acid, at least two kinds of water-soluble organic solvents, and urea or a urea derivative.
- Ink jet ink is characterized by satisfying the following conditions (1), (2) and (3).
- the at least two water-soluble organic solvents have a lower vapor pressure at 25 ° C than water.
- the water-soluble organic solvent that satisfies the above condition (1) is water.
- the solubility difference between the solubility of the water-soluble coloring material in the water-soluble organic solvent A and the solubility of the water-soluble coloring material in the water-soluble organic solvent B is 10% or more.
- the present invention is a recording method including a step of discharging the ink droplets from the orifice according to a recording signal.
- the present invention is a recording unit, comprising: an ink storage section storing the ink; and a head section for discharging a droplet of the ink.
- the present invention is the ink cartridge, characterized in that an ink storage portion for storing the ink is provided.
- a recording apparatus comprising: a recording unit having an ink storage unit storing the ink; and a head unit for discharging droplets of the ink. is there.
- FIG. 1 is a perspective view of a recording apparatus according to an embodiment of the present invention.
- FIG. 2 is a perspective view of a mechanism of the recording apparatus according to the embodiment of the present invention.
- FIG. 3 is a sectional view of the recording apparatus according to the embodiment of the present invention.
- FIG. 4 is a perspective view showing a state in which an ink tank is mounted on the head cartridge applied in the embodiment of the present invention.
- FIG. 5 is a partial perspective view of the head cartridge applied in the embodiment of the present invention.
- FIG. 6 is a front view showing a recording element substrate in the head cartridge applied in the embodiment of the present invention.
- the present inventors have proposed water, a water-soluble coloring material having a molecular weight value of 600 or less in the form of a free acid, a water-soluble organic solvent having high coloring material solubility, and urea. Or, in an ink containing a urea derivative, in the course of various studies on the water-soluble organic solvent to be used, the use of at least two or more types of water-soluble organic solvents satisfying the following conditions will improve the ink jet characteristics.
- the present invention has been found to be a means capable of effectively suppressing the occurrence of high-temperature and high-humidity bleeding without impairment.
- the solubility of the water-soluble coloring material constituting the ink in the water-soluble organic solvent that satisfies the first condition is higher than the solubility in water when the solubility of the water-soluble coloring material in water is used as a reference.
- a water-soluble organic solvent A having a high solubility and a water-soluble organic solvent B having a lower or the same solubility in water are used.
- the difference between the solubility of the water-soluble coloring material in the water-soluble organic solvent A and the solubility of the water-soluble coloring material in the water-soluble organic solvent B is 10% or more.
- the present inventors consider the reason why an image formed by using the above-described ink according to the present invention can suppress high-temperature and high-humidity bleeding as follows. .
- the recording medium in such a state is left for a long time under a high-temperature and high-humidity condition, moisture in the air is taken into the ink receiving layer.
- a medium that allows the water-soluble coloring material in the ink receiving layer to move by being left for a long time under the condition of high temperature and high humidity is supplied.
- an ink using a water-soluble 'I' green color material having a particularly low molecular weight for example, having a molecular weight of 600 or less, has an ink receiving property because the molecular size of the color material is small. There was a tendency for V to move more easily in the formation.
- the ink according to the present invention contains a water-soluble coloring material having a molecular weight of 600 or less, but as a water-soluble organic solvent having a lower vapor pressure than water, water of the water-soluble coloring material is used.
- a water-soluble organic solvent A having a higher solubility of the water-soluble coloring material than water, and a water-soluble organic solvent B having a lower solubility of the water-soluble coloring material than water. are doing.
- the ink receiving layer has different solubility in the water-soluble coloring material used as the coloring material in the ink.
- the water-soluble organic solvent A and the water-soluble organic solvent B will remain.
- the dissolution state of the water-soluble coloring material in the ink receiving layer becomes unstable, As a result, it is considered that the movement of the water-soluble coloring material in the ink receiving layer was suppressed, and the occurrence of bleeding of the recorded image was suppressed.
- the water-soluble coloring material used in the present invention may be any water-soluble coloring material having a molecular weight value of 600 or less in the form of a free acid. Dyes having a molecular weight value of less than 600 in form can be used.
- the dye may be a commonly used known dye or a newly synthesized dye. Specific dyes include, for example, acid dyes, direct dyes, food dyes, and the like. .
- the content of the coloring material in the ink is preferably 0.1 to 15.0% by mass relative to the total mass of the ink, and particularly preferably 0.5 to 5.0% by mass. %.
- the coloring material according to the present invention may be used alone or in combination of two or more. Both are possible.
- all of the dyes used do not necessarily have to have a molecular weight value of 600 or less in the form of a free acid. It is sufficient that at least one dye having a molecular weight of 600 or less is contained.
- the proportion of the dye having a molecular weight in the form of free acid of 600 or less with respect to all the dyes in the ink is preferably 5 to 100% by mass, particularly preferably 10 to 100%. It is preferable that
- an ink containing a coloring material represented by the following general formula (I) in the form of a free acid can be given. That is, when a coloring material represented by the following general formula (I) is used as a water-soluble coloring material constituting the ink according to the present invention, clogging and deposition of the coloring material at the discharge orifice portion do not occur. In addition, even when printing is performed on coated paper having an ink receiving layer and the obtained image is left for a long time under high-temperature and high-humidity conditions, the effect of the present invention is that the ink does not exude and the print quality is not impaired. , More notably achieved. (I)
- n represents an integer of 0 to 1.
- m + n is an integer of 1 or more.
- the coloring material may be used as it is in a free acid form (free acid form), but it may be used as it is in a salt form at the time of production, or may be converted into a desired salt form. You may use it. Further, in the above general formula (I), a part of the acid group becomes a salt form. In addition, a salt type coloring material and a free acid type coloring material may be mixed.
- salt forms include salts of alkali metals such as Na, Li, and K, salts of ammonium which may be substituted with an alkyl group or a hydroxyalkyl group, and salts of organic amines. And the like.
- the organic amine in this case include lower alkylamine, hydroxy-substituted lower alkylamine, carboxy-substituted lower alkylamine, and polyamine having 2 to 10 alkyleneimine units having 2 to 4 carbon atoms.
- the kind is not limited to one kind, and plural kinds may be mixed.
- the coloring material used in the present invention when one molecule contains a plurality of acid groups, the plurality of acid groups may be of a base or an acid type and different from each other. .
- the coloring material when the coloring material is salt type, it dissociates into anions and cations of the counter in the ink.
- Specific examples of the coloring material represented by the general formula (I) include, for example, those having the following structures. However, the coloring material used in the present invention is limited to these. Not something.
- the type of the water-soluble organic solvent that can be used in the present invention is not particularly limited as long as it shows water solubility and contains a combination satisfying the above three conditions.
- Polyglycol, glycolone ether, nitrogen-containing polar solvent, sulfur-containing polar solvent and the like can be used.
- the difference in solubility of the water-soluble coloring material between the water-soluble organic solvent A and the water-soluble organic solvent B is 10% or more, and particularly preferably 15% or more. Further, it is preferably at most 30%. By adjusting so as to fall within this range, the effect of the present invention can be more remarkably obtained.
- the total amount of the water-soluble organic solvent A and the water-soluble organic solvent B in which the solubility difference of the water-soluble coloring material is 10% or more is based on the total water-soluble organic solvent in the ink. It is preferably at least 80% by mass.
- the mixing ratio of the water-soluble organic solvent A and the water-soluble organic solvent B may be 4: 1 to 1: 1 on a mass basis. It is preferable that the ratio be 3.5: 1 to 2.5: 1. By adjusting so as to fall within this range, the effects of the present invention can be more remarkably obtained.
- the content of the total water-soluble organic solvent in the ink of the present invention is determined by the effect of the present invention.
- the mass ratio is preferably in the range of 10 to 35% by mass of the entire ink, and more preferably 15 to 30% by mass. % By mass.
- the solubility in each water-soluble organic solvent of the specific water-soluble coloring material used in the ink is measured in advance by the method described below, A water-soluble organic solvent in which the solubility of the water-soluble coloring material in the water-soluble organic solvent is higher than the solubility of the water-soluble coloring material in water and a water-soluble organic solvent lower than or the same as water are determined.
- water-soluble organic solvents which do not correspond to the above-mentioned water-soluble organic solvents A and B, and which have a higher vapor pressure at 25 ° C than water, methanol ethanol, isopropyl alcohol , Acetone and methyl ethyl ketone.
- the vapor pressure of the water-soluble organic solvent in the present invention is at 25 ° C., and can be measured by an ordinary method. Also, the values described in various documents can be used without actually measuring. Further, even if the vapor pressure at 25 ° C. is not described in the literature, for example, if the vapor pressure of the water-soluble organic solvent at 50 ° C. is lower than the vapor pressure of water at 25 ° C., 25 Naturally, it can be determined that the vapor pressure of the water-soluble organic solvent at ° C is lower than that of water.
- the solubility of the target water-soluble coloring material in each water-soluble organic solvent was measured by the following method. First, if the coloring material is liquid, put 50 g of the aqueous solution containing the coloring material in 100 ml of beaker (JISR 3503) and leave it in a thermostat at 60 ° C and 20% RH. did. And it evaporated to dryness until the mass change per 3 hours became a constant weight of 0.01 g or less. Next, the obtained solidified dye was ground in a mortar to form a powder. If the coloring material is powder, use it as it is. You can. The dye powder thus obtained was put into water or each water-soluble organic solvent to be measured and dissolved until a saturated state was reached to make it a liquid again. At this time, the mass of the powder coloring material required for dissolution was measured, and the result was divided by the total mass of the target water or water-soluble organic solvent and the powder coloring material to obtain the solubility ( 0/0 ).
- the water-soluble organic solvent A is preferably glycerin, ethylene glycol, diethylene glycol and polyethylene glycol, although it depends on the type of the coloring material. Particularly, glycerin and ethylene glycol are preferred. Preferably, there is.
- the water-soluble organic solvent B is preferably 2-pyrrolidone and 1,5-pentanediol, and particularly preferably 2-pyrrolidone.
- urea or a urea derivative is used as a moisturizing solid component as an ink component for the purpose of preventing clogging of a discharge orifice portion and precipitation of a coloring material.
- the urea derivative include ethylene urea, propylene urea, getyl urea, and thiourea, and two or more of these may be used simultaneously.
- the content of the urine or urea derivative in the ink in the present invention is preferably in the range of 3 to 10% by mass with respect to the total amount of the ink in consideration of the influence of high temperature and high humidity bleeding.
- the water content of the ink according to the present invention is 45 to 50% of the total amount of the ink.
- the water content is less than the predetermined content, the solubility of the coloring material and the like tend to deteriorate, and the viscosity of the ink tends to increase.
- the content is more than the predetermined content, the amount of the evaporating component is too large, so that clogging in the discharge orifice and prevention of deposition of the coloring material may not be satisfied.
- the surface activity in the ink is within a range that does not affect the effects of the present invention.
- Agents and other additives can be used.
- Surfactants that can be used at this time include anionic surfactants such as fatty acid salts, higher alcohol sulfate esters, liquid fatty oil sulfate esters, alkylaryl sulfonates, and polyoxyethylene alkyl ethers.
- non-ionic surfactants such as polyoxyethylene alkyl esters, polyoxyethylene sorbitan alkyl esters, acetylene alcohol, and acetylene glycol, and one or more of these can be appropriately selected and used. .
- acetylenic alcohols and acetylenic alcohols are particularly preferable because they exhibit an effect of excellent permeability into plain paper.
- the amount used depends on the amount of other ink components added, but is preferably about 0.01 to 5% by mass based on the total amount of the ink.
- the surface tension of the ink at 25 ° C is not less than 1 OmNZm (dyn / cm), particularly not less than 2 OmN / m. It is preferable to determine the amount of the surfactant to be added so that the tension is 6 OmN / m or less. This is because, when applied to the ink jet recording method, it is possible to effectively suppress the occurrence of printing irregularity (deviation of the landing point of the ink droplet) due to the wetting of the nozzle tip.
- additives include pH adjusters, antiseptics, preservatives, antifungal agents, antioxidants, reduction inhibitors, evaporation promoters, chelating agents, water-soluble polymers, etc.
- pH adjusters antiseptics, preservatives, antifungal agents, antioxidants, reduction inhibitors, evaporation promoters, chelating agents, water-soluble polymers, etc.
- the ink is adjusted to have a desired viscosity and pH in order to obtain good ejection characteristics in an ink jet recording apparatus.
- the ink according to the present invention having the above-described structure can be used for ordinary recording media.
- ink jet recording is particularly suitable for special recording media (special media) such as coated paper having an ink receiving layer on the surface.
- special media such as coated paper having an ink receiving layer on the surface.
- An excellent effect can be obtained when used in such a case.
- a special medium that can be used in the present invention will be updated.
- a coloring material such as a dye or a pigment in the ink is adsorbed to fine particles forming a hydrophilic porous structure in the ink receiving layer formed on the surface of the recording medium, and at least an image is formed by the adsorbed coloring material.
- the recording medium to be formed can be mentioned.
- a strong recording medium is particularly suitable for use in an inkjet recording method.
- the use of the ink according to the present invention is particularly advantageous in the case of a so-called absorption type in which ink is absorbed by voids formed in an ink receiving layer provided on a support
- This absorption type ink receiving layer is constituted as a hydrophilic porous layer mainly composed of fine particles and optionally containing a binder and other additives.
- the fine particles include silica, clay, talc, calcium carbonate, kaolin, aluminum oxide such as alumina or alumina hydrate, diatomaceous earth, titanium oxide, hydrated talcite, inorganic pigments such as zinc oxide, and urea formalin.
- Organic pigments such as resin, ethylene resin and styrene resin are mentioned, and one or more of these are used.
- binders for forming the ink receiving layer include water-soluble polymers and latex.
- cellulose derivatives such as polyvinyl alcohol or a modified product thereof, starch or a modified product thereof, gelatin or a modified product thereof, arabic gum, canoleboximetinoresenorelose, hydroxyxetinoresenorelose, and hydroxypropyl methylcellulose
- Bull copolymer copolymer latex such as ethylene vinyl acetate copolymer, polyvinylpyrrolidone, maleic anhydride or its copolymer It is possible to use a coalescence, an acrylate ester copolymer or the like. If necessary, two or more kinds can be selected from the above and used in combination.
- additives When forming the ink receiving layer, other additives can be used. For example, if necessary, dispersants, thickeners, pH adjusters, lubricants, flow modifiers, Surfactants, defoamers, release agents, optical brighteners, ultraviolet absorbers, antioxidants, etc. are used.
- the coloring material is originally a powder
- the coloring material is dissolved in the target solvent until it becomes saturated, and the mass of the powder coloring material required for the dissolution is calculated as the total mass of the solvent and the powder coloring material. The result was taken as the solubility.
- FIG. 1 is a perspective view of a recording apparatus applied in the present embodiment.
- 2 and 3 are views for explaining the internal mechanism of the recording apparatus main body.
- FIG. 2 is a perspective view from the upper right part, and
- FIG. 3 is a side sectional view of the recording apparatus main body. It is.
- the roller pair consisting of the transport roller M 3 060 and the pinch roller M 3 0 7 0 is rotated by the drive of the LF motor E 0 0 2, and the rotation causes the recording medium to be transported on the platen M 3 0 4 0. Is done.
- the recording head H 1001 (FIG. 4) is positioned at the target image forming position, and the recording head H 1001 is arranged in accordance with a signal from the electric board E 0 14. Ink is ejected to the recording medium.
- the carriage M40000 is arranged in a row while recording is performed by the recording head H1001. Recorder scanning in the direction An image is formed on the recording medium by alternately repeating scanning and sub-scanning in which the recording medium is conveyed in the row direction by the conveying rollers M360.
- the recording medium on which an image is formed is sandwiched between a first discharge roller M3110 and a spur M3120 at a discharge section, conveyed, and conveyed to a discharge tray M31. Discharged to 60.
- a cap M 5100 is used to clear the recording head H 100 0 before and after the image recording, and the ink ejection port of the recording head H 100 1 is used.
- the pump M500 is actuated in a state in which the recording head HI001 is brought into close contact with the recording head HI, unnecessary ink or the like is sucked from the recording head HI001.
- the cap M510 by sucking the ink remaining in the cap M510 with the cap M510 opened, care is taken to prevent the remaining ink from sticking and the subsequent adverse effects. I have.
- the recording head H1001 the means for mounting the ink tank HI900, and the recording head from the ink tank HI900 are used. And a means for supplying ink to the carriage M 4100.
- FIG. 4 is a diagram illustrating a state in which an ink tank HI900 is mounted on the head cartridge H100 applied in the present embodiment. Since the recording apparatus of the present embodiment forms an image with seven color inks of cyan, magenta, yellow, black, red, and light cyan color light magenta, the ink tank H 1900 stores the above seven colors. Are provided independently. And as shown in the figure, each is detachable from the head cartridge HI0000. still, The ink tank HI 900 can be attached and detached while the head cartridge HI 000 is mounted on the carriage M4000.
- FIG. 5 is a perspective view of the head cartridge H 1 000 divided by an angle.
- the head cartridge H 1 000 includes a first recording element substrate H 110 and a second recording element substrate HI 101, a first plate HI 200, a second plate H 1400, It is composed of wiring board H1300, tank holder H1500, flow path forming member H1600, filter H1700, sealing rubber H1800, and the like.
- the ink in the ink tank H1900 prepared for seven colors is distributed to nine nozzle rows, and the first recording element substrate HI on which each nozzle row is formed is formed. Each ink is distributed to 100 and the second recording element substrate HI101.
- the first recording element substrate H1100 and the second recording element substrate H1101 are Si substrates, and a plurality of recording elements (nozzles) for discharging ink on one side thereof are formed by photolithography. Is formed.
- the electric wiring such as A1 for supplying power to each recording element is formed by a film forming technique, and a plurality of ink flow paths corresponding to the individual recording elements are also formed by a photolithography technique.
- the electric wiring board H 1300 applies an electric signal for ejecting ink from each nozzle formed on the first recording element substrate H 110 and the second recording element substrate HI 101.
- the first plate HI 200 is formed with an ink supply port H 1201 for supplying ink to a plurality of ink flow paths so as to open on the back surface.
- FIG. 6 shows the first printing element substrate H110 and the second printing element substrate H110 in the present embodiment.
- FIG. 2 is an enlarged front view for explaining the configuration of a recording element substrate H1101.
- H2700 to H3500 are nozzle arrays corresponding to different or the same ink colors, respectively.
- the first printing element substrate H1100 is supplied with a nozzle array H3200 to which light cyan ink is supplied, and black ink.
- a nozzle row for four colors, a nozzle row H3300 for supplying red ink, and a nozzle row H3500 for supplying light magenta ink, is configured.
- the second recording element substrate HI101 is supplied with two nozzle rows H2700 and H3100 to which cyan ink is supplied, two nozzle rows H2800 and H3000 to supply magenta ink, and yellow ink.
- Five nozzle rows are formed for three colors of the nozzle row H2900, and the magenta and cyan nozzles IJ are arranged line-symmetrically on both sides around the yellow ink nozzle row H2900. ing.
- Each nozzle row is composed of 768 nozzles arranged at 1200 dpi (dot / inch; reference value) intervals in the direction of transport of the recording medium, and ejects approximately 2 picoliters of ink droplets.
- the opening area of each nozzle outlet is set to approximately 100 square ⁇ 2 .
- the color unevenness is mainly caused by a difference in color developing property caused by a difference in color order of ink that lands on a recording medium.
- the magenta and cyan nozzle arrays are symmetrically configured by two each around the yellow ink nozzle array ⁇ 2900, the nozzle arrays to be used in the outward path and the return path of the printing operation By switching between them, the order of ink landing on the recording medium can be unified.
- the arrangement of the nozzle rows is symmetrical in all seven colors to be used.
- the size of the device is increased, the cost is increased, and the data processing is complicated.
- only the three colors that greatly contribute to color unevenness during bidirectional printing, that is, cyan, magenta, and yellow nozzle rows are symmetrically arranged.
- ink flow path H 1 501 of the present embodiment is:
- a bubble jet that performs recording using an electrothermal transducer (recording element) that generates thermal energy for causing ink to cause film boiling in response to an electric signal.
- the recording head of the (registered trademark) system has been described using an example.
- a nozzle forming substrate having a plurality of nozzles, a pressure generating element made of a piezoelectric material and a conductive material disposed to face the nozzles, and ink filling the periphery of the pressure generating element.
- An on-demand inkjet recording head that displaces an element and ejects a small droplet of ink from a nozzle can be given.
- a recording head containing an ink supply member for example, ink supplied through a tube, is used.
- the ink jet recording apparatus used in the present invention is not limited to the above-described apparatus in which the head and the ink cartridge are separated from each other, and may be suitably used in an apparatus in which they are integrated.
- the ink accommodating portion is, for example, an ink bag in which a spring or the like is provided inside without using the ink absorber.
- the ink according to the present invention includes the solubility of Exemplified Compound 1 which is a water-soluble colorant for the water-soluble organic solvent A, and the water-soluble colorant for the water-soluble organic solvent B. It contains two or more water-soluble organic solvents having a combination in which the solubility of certain exemplified compound 1 with the solubility is 10% or more.
- glycerin, ethylene glycol, polyethylene glycol 200, and diethylene glycol were used as the highly soluble water-soluble organic solvent A, and the low-solubility or the same water-soluble organic solvent B was used.
- triethylene glycol, 2-pyrrolidone, and 1,5-pentanediol can be used.
- Particularly preferred water-soluble organic solvents A include glycerin, Examples include ethylenedalicol and polyethylene glycol 200, and examples of the water-soluble organic solvent B include 2-pyrrolidone and 1,5-pentanediol.
- Example 1 to 8 and Comparative Examples 1 to Four inks were each prepared.
- the component composition of the ink shown in Table 2 is “% by mass”.
- Each of the inks of Examples 1 to 8 and Comparative Examples 1 to 4 obtained above is provided with an on-demand type multi-recording head that discharges ink by applying thermal energy according to a recording signal to the ink.
- an inkjet printer PIXUS950i manufactured by Canon Inc.
- the following methods are used for ink clogging, dye deposition, and high temperature and high humidity bleeding in the orifice. ⁇ ⁇ Evaluated according to criteria.
- Table 3 summarizes the evaluation results obtained.
- the above-described printer was filled with the inks of the examples and the comparative examples, and a predetermined recovery operation was performed to print a print check pattern.
- the recording unit was removed from the inkjet printer body. Then, leave the recording head with the ink tank attached at 35 ° C in an environment of 5 to 20% RH in a relative humidity of 5 to 20% RH, leave it naked for 14 days, and then leave it at 25 ° C for 24 hours. After the recording, the nozzles of the recording head were visually observed. Thereafter, the recording head was mounted again on the above-described printer, and a pattern for a print check was printed.
- the evaluation was performed according to the following criteria.
- the above-described printer was filled with the inks of Examples and Comparative Examples, and a pattern including white characters in a solid patch was printed on glossy paper (PR-101; manufactured by Canon Inc.).
- the obtained printed matter was air-dried for 24 hours and allowed to stand for one week under a condition of high temperature and high humidity of 30 ° C./relative humidity of 80% RH. Then, whether or not ink bleeding occurred in the white character portion of the printed matter was visually observed, and evaluated according to the following criteria.
- an ink for ink jet recording a recording method, a recording unit, an ink cartridge, and a recording device that do not bleed out ink and deteriorate print quality even if left under a long time.
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- Organic Chemistry (AREA)
- Ink Jet Recording Methods And Recording Media Thereof (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04771698A EP1657284B1 (en) | 2003-08-11 | 2004-08-10 | Ink, recording method, recording unit, ink cartridge, and recorder |
DE602004023856T DE602004023856D1 (de) | 2003-08-11 | 2004-08-10 | Tinte, aufzeichnungsverfahren, aufzeichnungseinheit, tintenpatrone und aufzeichnungsgerät |
US11/050,784 US7025817B2 (en) | 2003-08-11 | 2005-02-07 | Ink, recording method, recording unit, ink cartridge, and recording apparatus |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003-207040 | 2003-08-11 | ||
JP2003207040 | 2003-08-11 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US11/050,784 Continuation US7025817B2 (en) | 2003-08-11 | 2005-02-07 | Ink, recording method, recording unit, ink cartridge, and recording apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005014734A1 true WO2005014734A1 (ja) | 2005-02-17 |
Family
ID=34131400
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/011737 WO2005014734A1 (ja) | 2003-08-11 | 2004-08-10 | インク、記録方法、記録ユニット、インクカートリッジ及び記録装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7025817B2 (ja) |
EP (1) | EP1657284B1 (ja) |
KR (1) | KR100689130B1 (ja) |
CN (1) | CN100572464C (ja) |
DE (1) | DE602004023856D1 (ja) |
WO (1) | WO2005014734A1 (ja) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005092994A1 (ja) * | 2004-03-26 | 2005-10-06 | Canon Kabushiki Kaisha | 活性エネルギー線硬化型水性インク組成物、それを用いたインクジェット記録方法、インクカートリッジ、記録ユニット及びインクジェット記録装置 |
WO2005092993A1 (ja) * | 2004-03-26 | 2005-10-06 | Canon Kabushiki Kaisha | 活性エネルギー線硬化型水性インク、それを用いたインクジェット記録方法、インクカートリッジ、記録ユニット及びインクジェット記録装置 |
WO2005097923A1 (ja) * | 2004-04-08 | 2005-10-20 | Canon Kabushiki Kaisha | インクジェット記録用インク、インクジェット記録方法、インクカートリッジ、及びインクジェット記録装置 |
WO2005097922A1 (ja) * | 2004-04-08 | 2005-10-20 | Canon Kabushiki Kaisha | インク、インクジェット記録方法、インクカートリッジ、及びインクジェット記録装置 |
WO2007007853A1 (ja) * | 2005-07-08 | 2007-01-18 | Canon Kabushiki Kaisha | インクジェット用液体インク及びそれを用いたインクジェット記録方法 |
ES2386376T3 (es) * | 2005-09-14 | 2012-08-20 | Canon Kabushiki Kaisha | Tinta para efectos de correo, depósito de tinta para efectos de correo que usa dicha tinta, método de impresión por chorros de tinta para efectos de correo y aparato de impresión por chorros de tinta para efectos de correo |
WO2007102620A1 (ja) * | 2006-03-09 | 2007-09-13 | Canon Kabushiki Kaisha | インクジェット用インク、インクジェット記録方法、インクカートリッジ、インクセット、及び画像形成方法 |
EP1925646B1 (en) * | 2006-03-09 | 2018-11-21 | Canon Kabushiki Kaisha | Ink jet recording apparatus and method |
JP5317482B2 (ja) * | 2007-02-05 | 2013-10-16 | キヤノン株式会社 | 水性インク、インクジェット記録方法、インクカートリッジ、記録ユニット、インクジェット記録装置、及び画像 |
US8016932B2 (en) * | 2007-05-11 | 2011-09-13 | Canon Kabushiki Kaisha | Aqueous ink, ink set, image forming method and image forming apparatus |
US8400171B2 (en) * | 2007-11-16 | 2013-03-19 | The Boeing Company | Transmission line moisture sensor |
JP5268696B2 (ja) * | 2008-03-19 | 2013-08-21 | キヤノン株式会社 | インクジェット用インク、インクジェット記録方法、インクカートリッジ、記録ユニット、及びインクジェット記録装置 |
JP5586865B2 (ja) | 2008-05-02 | 2014-09-10 | キヤノン株式会社 | インクジェット用インク、インクジェット記録方法、インクカートリッジ、記録ユニット、及びインクジェット記録装置 |
CN102286211B (zh) * | 2011-08-08 | 2013-06-19 | 天津市化学试剂研究所 | 酸性橙-12的制备方法 |
Citations (3)
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JPH08113739A (ja) * | 1993-10-26 | 1996-05-07 | Seiko Epson Corp | インクジェット記録用インク |
JP2002138226A (ja) * | 2000-11-01 | 2002-05-14 | Sharp Corp | インク組成物 |
JP2003020428A (ja) * | 2001-07-10 | 2003-01-24 | Ricoh Co Ltd | 水性インクおよびこれを用いた記録方法 |
Family Cites Families (19)
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CA1127227A (en) * | 1977-10-03 | 1982-07-06 | Ichiro Endo | Liquid jet recording process and apparatus therefor |
JPS6060170A (ja) * | 1983-09-12 | 1985-04-06 | Canon Inc | 記録液 |
JPH07119378B2 (ja) * | 1989-01-27 | 1995-12-20 | キヤノン株式会社 | 記録液及びこれを用いたインクジェット記録方法 |
US5256194A (en) * | 1988-05-17 | 1993-10-26 | Canon Kabushiki Kaisha | Color ink jet recording method |
JPH0625573A (ja) | 1992-07-10 | 1994-02-01 | Canon Inc | インクジェット用インク、これを用いたインクジェット記録方法及びかかるインクを用いた機器 |
US5395434A (en) * | 1992-07-10 | 1995-03-07 | Canon Kabushiki Kaisha | Ink, ink-jet recording method, and ink-jet recording apparatus |
JPH06100809A (ja) * | 1992-09-21 | 1994-04-12 | Canon Inc | インク、これを用いたインクジェット記録方法及びかかるインクを用いた記録機器 |
US5560770A (en) * | 1993-10-26 | 1996-10-01 | Seiko Epson Corporation | Ink composition for ink jet recording |
JPH08120204A (ja) | 1994-08-31 | 1996-05-14 | Canon Inc | インク、これを用いたインクジェット記録方法及び係るインクを用いた機器 |
JPH09123437A (ja) * | 1995-08-28 | 1997-05-13 | Seiko Epson Corp | インクジェットプリンタ及びインクジェット記録用インク |
JPH0995637A (ja) | 1995-09-29 | 1997-04-08 | Canon Inc | インク、これを用いたインクジェット記録方法及び記録装置 |
GB9621265D0 (en) * | 1996-10-11 | 1996-11-27 | Zeneca Ltd | Bisazo ink-jet dyes |
GB2318122B (en) * | 1996-10-11 | 2001-02-07 | Zeneca Ltd | Bisazo ink-jet dyes |
JP4168465B2 (ja) * | 1998-02-02 | 2008-10-22 | セイコーエプソン株式会社 | 水溶性インク、水溶性インクの製造方法、およびインクジェット記録方法 |
GB9818689D0 (en) * | 1998-08-28 | 1998-10-21 | Zeneca Ltd | Compounds |
CN1261086A (zh) * | 1999-01-18 | 2000-07-26 | 张波 | 一种太阳光致变色涂料印花油墨 |
GB9901417D0 (en) * | 1999-01-21 | 1999-03-10 | Zeneca Ltd | Compounds |
US6706102B2 (en) * | 2001-08-01 | 2004-03-16 | Eastman Kodak Company | Dye mixture for ink jet ink |
US6585362B2 (en) * | 2001-10-05 | 2003-07-01 | Eastman Kodak Company | Ink composition, ink cartridge having ink composition, and method of filling ink cartridge |
-
2004
- 2004-08-10 WO PCT/JP2004/011737 patent/WO2005014734A1/ja active IP Right Grant
- 2004-08-10 EP EP04771698A patent/EP1657284B1/en not_active Expired - Fee Related
- 2004-08-10 DE DE602004023856T patent/DE602004023856D1/de not_active Expired - Lifetime
- 2004-08-10 CN CNB2004800229674A patent/CN100572464C/zh not_active Expired - Fee Related
- 2004-08-10 KR KR1020067002797A patent/KR100689130B1/ko not_active IP Right Cessation
-
2005
- 2005-02-07 US US11/050,784 patent/US7025817B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08113739A (ja) * | 1993-10-26 | 1996-05-07 | Seiko Epson Corp | インクジェット記録用インク |
JP2002138226A (ja) * | 2000-11-01 | 2002-05-14 | Sharp Corp | インク組成物 |
JP2003020428A (ja) * | 2001-07-10 | 2003-01-24 | Ricoh Co Ltd | 水性インクおよびこれを用いた記録方法 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1657284A4 * |
Also Published As
Publication number | Publication date |
---|---|
US7025817B2 (en) | 2006-04-11 |
KR20060039936A (ko) | 2006-05-09 |
EP1657284A4 (en) | 2006-08-23 |
DE602004023856D1 (de) | 2009-12-10 |
US20050126433A1 (en) | 2005-06-16 |
KR100689130B1 (ko) | 2007-03-08 |
CN100572464C (zh) | 2009-12-23 |
EP1657284B1 (en) | 2009-10-28 |
CN1836014A (zh) | 2006-09-20 |
EP1657284A1 (en) | 2006-05-17 |
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