EP1231071B1 - Aufzeichnungsmaterial für den Tintenstrahldruck,welches Kupfersalze enthält - Google Patents
Aufzeichnungsmaterial für den Tintenstrahldruck,welches Kupfersalze enthält Download PDFInfo
- Publication number
- EP1231071B1 EP1231071B1 EP01810139A EP01810139A EP1231071B1 EP 1231071 B1 EP1231071 B1 EP 1231071B1 EP 01810139 A EP01810139 A EP 01810139A EP 01810139 A EP01810139 A EP 01810139A EP 1231071 B1 EP1231071 B1 EP 1231071B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- recording sheet
- copper
- sheet according
- nanoporous
- salts
- Prior art date
- Legal status (The legal status 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 status listed.)
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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
- 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
- B41M5/502—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
- B41M5/5227—Macromolecular coatings characterised by organic non-macromolecular additives, e.g. UV-absorbers, plasticisers, surfactants
-
- 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
- B41M5/5254—Macromolecular coatings characterised by the use of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. vinyl polymers
Definitions
- the present invention relates to new stabilizers for recording materials for inkjet printing, nanoporous inorganic oxides or Contain oxide / hydroxide.
- an ink jet becomes pressurized from a nozzle ejected the individual at a certain distance from the nozzle Droplet disintegrates.
- the individual droplets are, depending on whether an image spot to be printed or not, deflected into a collecting container or up the recording material applied. This happens e.g. B. by the reason given digital data, droplets not required are electrically charged and then deflected into the collecting container in a static electrical field become.
- the reverse procedure is also possible, with the uncharged Droplets are deflected into the collecting container.
- Such recording materials available today do not meet all the requirements placed on them. In particular, the light resistance and the shelf life of the images produced on these materials must be improved.
- Such images are not particularly stable in contact with outside air, which normally contains sulfur dioxide and, especially in summer, photochemically generated impurities such as ozone and nitrogen oxides. In contact with the outside air, they are very strongly changed or even destroyed within a short period of time. These phenomena are described, for example, in the Hardcopy Supplies Journal, 6 (7), 35 (2000).
- Patent application EP 0'534'634 describes the application of salt solutions which contain an at least divalent metal cation to recording materials for inkjet printing to improve the water resistance of printed images.
- CuCl 2 , CuBr 2 , Cu (NO 3 ) 2 , Cu (ClO 3 ) 2 and Cu (C 2 H 3 O 2 ) 2 are mentioned as copper salts.
- nanoporous inorganic Oxides or oxide / hydroxides are included in the patent application GB 2'088'777 derivatives of phenols and bisphenols proposed.
- the nanoporous inorganic oxides or oxide / hydroxides contains, the addition of dithiocarbamates, thiurams, thiocyanates or sterically hindered amines proposed.
- Patent application WO 00 / 37'574 describes the addition of divalent copper, Nickel, cobalt or manganese salts of carboxylic acids with at least 4 carbon atoms to inks and also to recording materials for inkjet printing described to improve the lightfastness of printed images.
- copper gluconate coating compositions were added to the examples in Table 4, the pseudo-boehmite particles with a size of less than 500 nm and contain a styrene-acrylic copolymer. The coating compositions were then poured on transparent polyethylene terephthalate films. Results regarding the durability of those made on such recording materials Images are not given.
- the additives proposed there improve the stability of recording materials for inkjet printing, nanoporous inorganic oxides or Contain oxide / hydroxide, but not in contact with contaminated outside air sufficient extent.
- the nanoporous inorganic Containing oxides or oxide / hydroxides must be sufficiently soluble and with the other components of the mostly aqueous coating compositions be well tolerated. They must be colorless or at most lightly colored his. Likewise, the additives in the recording material have to be used for a long time Maintain quality and also with longer storage of the recording material or the pictures made on it do not become ineffective or yellow. Further they must be non-toxic and harmless.
- the aim of the invention is to provide recording materials with improved Shelf life in contact with outside air, the nanoporous inorganic Contain oxides or oxide / hydroxides, in which the image recorded thereon in Supervision or review is considered and which one carrier and at least an ink receiving layer thereon.
- the nanoporous contain inorganic oxides or oxide / hydroxides when in contact with contaminated Outside air significantly improved.
- the on such recording materials according to the invention produced pictures show in contact with outside air that Contaminants such as ozone, nitrogen oxides or sulfur dioxide contains, significantly fewer color changes and / or color losses than the corresponding ones Images on recording media that do not contain such additives.
- the recording materials according to the invention for inkjet printing contain in the applied layers in addition to the nanoporous inorganic Oxide or oxide / hydroxide and the salts of monovalent copper one or more Binder.
- the salts of monovalent copper can be in the ink receiving layer, which contains the nanoporous inorganic oxide or oxide / hydroxide, be introduced, or in another layer of the recording material.
- the invention describes a recording material for inkjet printing, the has one or more layers on a carrier which, in addition to at least a nanoporous inorganic oxide or oxide / hydroxide and binders in an ink receiving layer, the salts copper (I) chloride, copper (I) bromide or Contain copper (l) sulfite monohydrate of monovalent copper.
- a carrier which, in addition to at least a nanoporous inorganic oxide or oxide / hydroxide and binders in an ink receiving layer, the salts copper (I) chloride, copper (I) bromide or Contain copper (l) sulfite monohydrate of monovalent copper.
- the nanoporous inorganic oxide or oxide / hydroxide and the salts of monovalent copper can be contained in the same or in different layers.
- Copper (I) chloride is particularly preferred as the salt of monovalent copper.
- Such a recording material contains one or more of the compounds mentioned above. Their amount is 1 mg to 1,000 mg / m 2 , preferably 10 mg to 200 mg / m 2, of these compounds.
- Preferably 50 mg to 600 mg / m 2 of these compounds are added to the recording material.
- Colloidal silicon dioxide, colloidal aluminum oxide or colloidal aluminum oxide / hydroxide can be used as the nanoporous inorganic oxide or oxide / hydroxide.
- Colloidal aluminum oxide, colloidal aluminum oxide / hydroxide or positively charged silicon dioxide are preferred.
- Particularly preferred as colloidal aluminum oxide is ⁇ -Al 2 O 3 and as colloidal AIOOH AIOOH reacted with rare earth salts, as has been described in patent application EP 0'875'394.
- This nanoporous aluminum oxide / hydroxide contains one or more elements of atomic number 57 to 71 of the Periodic Table of the Elements, preferably in an amount between 0.4 and 2.5 mole percent based on Al 2 O 3 .
- This nanoporous pseudo-boehmite contains one or more elements of atomic number 57 to 71 of the Periodic Table of the Elements, preferably in an amount between 0.4 and 2.5 mole percent based on Al 2 O 3 .
- the recording material can be in addition to the nanoporous inorganic oxides or oxide / hydroxides, in addition, other ones which are not nanoporous according to the above definition, contain inorganic oxides or oxide / hydroxides.
- the recording material can also have several different nanoporous materials inorganic oxides or oxide / hydroxides in the same or different Layers included.
- a particularly favorable combination is with salts AIOOH in a lower layer and positively charged of rare earths Silicon dioxide in an upper layer.
- the binders are generally water-soluble polymers. Particularly preferred are film-forming polymers.
- the water-soluble polymers include e.g. B. natural or made therefrom modified compounds such as albumin, gelatin, casein, starch, gum arabic, Sodium or potassium alginate, hydroxyethyl cellulose, carboxymethyl cellulose, ⁇ -, ⁇ - or ⁇ -cyclodextrin etc.
- modified compounds such as albumin, gelatin, casein, starch, gum arabic, Sodium or potassium alginate, hydroxyethyl cellulose, carboxymethyl cellulose, ⁇ -, ⁇ - or ⁇ -cyclodextrin etc.
- gelatin all known types of gelatin can be used, such as acidic Pig skin gelatin or alkaline bone gelatin, acid or base hydrolyzed Gelatins, as well as substituted gelatins, e.g. B. phthalated, acetylated or carbamoylated gelatin, or gelatin reacted with trimellitic anhydride.
- a preferred natural binder is gelatin.
- Synthetic binders can also be used and include, for example Polyvinyl alcohol, polyvinyl pyrrolidone, fully or partially saponified Compounds of copolymers of vinyl acetate and other monomers; homopolymers or copolymers of unsaturated carboxylic acids such as (meth) acrylic acid, Maleic acid, crotonic acid, etc .; Homopolymers or copolymers from sulfonated Vinyl monomers such as B. vinyl sulfonic acid, styrene sulfonic acid, etc.
- Preferred synthetic binders are polyvinyl alcohol and polyvinyl pyrrolidone or their mixtures.
- These polymers can be made with water-insoluble natural or synthetic high molecular weight compounds are mixed, especially with acrylic latices or styrene acrylic latices.
- water-insoluble binders are not explicitly claimed, they should water-insoluble polymers are nevertheless regarded as a system component.
- the above-mentioned polymers with crosslinkable groups can be prepared using a Crosslinker or hardener converted into practically water-insoluble layers become.
- Such crosslinks can be covalent or ionic.
- the networking or hardening of the layers allows a change in the physical layer properties, such as fluid intake, or resistance against shift injuries.
- crosslinkers and hardeners become water-soluble on the basis of the crosslinked Polymers selected.
- Organic crosslinkers and hardeners include e.g. B. aldehydes (such as formaldehyde, Glyoxal or glutaraldehyde); N-methylol compounds (such as dimethylol urea or methylol-dimethylhydantoin); Dioxanes (such as 2,3-dihydroxydioxane); reactive vinyl compounds (such as 1,3,5-trisacryloyl-hexahydro-s-triazine or bis- (vinylsulfonyl) methyl ether), reactive halogen compounds (such as 2,4-dichloro-6-hydroxy-s-triazine); epoxides; aziridines; Carbamoyl pyridine compounds or mixtures two or more of these crosslinkers mentioned.
- aldehydes such as formaldehyde, Glyoxal or glutaraldehyde
- N-methylol compounds such as dimethylol urea or methylol
- Inorganic crosslinkers and hardeners include, for example, chrome alum, aluminum alum or boric acid.
- the layers can also contain reactive substances that act of UV light, electron beams, X-rays or heat the layers network.
- the layers can be further modified by adding fillers.
- Fillers are e.g. B. kaolin, Ca or Ba carbonates, silicon dioxide, titanium dioxide, Bentonite, zeolite, aluminum silicate, calcium silicate or colloidal silicon dioxide.
- inert organic particles such as plastic beads can be used. These beads can be made from polyacrylates, polyacrylamides, Polystyrene or various copolymers from acrylates and Styrene exist.
- the fillers are based on the intended use selected images. Some of these fillers can be transparent Materials are not used. But they can have positive effects in Have oversight materials. Very often you can achieve this with the use of such fillers a desired matt surface.
- the recording materials can of the monovalent copper contain further soluble metal salts, for example Alkaline earth or rare earth salts.
- ink-receiving layer in the recording materials according to the invention applied to a support along with any auxiliary layers.
- transparent supports are used from cellulose esters such as cellulose triacetate, cellulose acetate, cellulose propionate, or cellulose acetate / butyrate, polyesters such as polyethylene terephthalate or polyethylene naphthalate, Polyamides, polycarbonates, polyimides, polyolefins, polyvinyl acetals, Polyethers, polyvinyl chloride and polyvinyl sulfones.
- polyesters especially because of polyethylene terephthalate or polyethylene naphthalate their excellent dimensional stability.
- opaque supports used can, for example, baryta paper, with polyolefins coated papers, white opaque polyester such as B. Melinex® the DuPont can be used. Polyolefin-coated are particularly preferred Papers or white opaque polyester.
- Substrate layer to provide the adhesion of the ink receiving layers to improve the wearer.
- substrate layers are in the photographic Industry well known and includes e.g. B. terpolymers of vinylidene chloride, Acrylonitrile and acrylic acid or from vinylidene chloride, methyl acrylate and itaconic acid.
- Uncoated papers of various types can also be used as supports that are great in their composition and in their properties May have differences.
- Pigmented papers and glossy papers can also be used, as can metal foils, for example Aluminum.
- the layers can also be made from textile fiber materials, for example Polyamides, polyester, cotton, viscose and wool can be applied.
- the additive according to the invention can be added to any layer of the recording material be introduced.
- the ink-receiving layers according to the invention are generally made of aqueous solutions or dispersions containing all the necessary components, cast. In many cases, wetting agents are added as sprue aids to to improve the casting behavior and the layer uniformity. Next to her These compounds can also have an effect during the casting process Have an influence on the image quality and can therefore be selected accordingly become. Although such surfactant compounds in the invention are not claimed, they still form an integral part of the Invention.
- inventive ones Recording materials contain additional compounds to its properties continue to improve, such as optical brighteners for improvement the degree of whiteness, such as stilbenes, coumarins, triazines, oxazoles or others compounds known to those skilled in the art.
- UV absorbers such as 2-hydroxybenztriazoles, 2-hydroxybenzophenones, triazine derivatives or cinnamic acid derivatives can be added.
- the amount of the UV absorber is 200-2000 mg / m 2 , preferably 400-1000 mg / m 2 .
- the UV absorber can be introduced into each layer of the recording material according to the invention, but it is particularly advantageous if it is introduced into the top layer.
- the images produced in ink jet printing are produced by the Addition of radical scavengers, stabilizers, reducing agents and antioxidants can be protected.
- radical scavengers such as sterically hindered Phenols, sterically hindered amines, chromanols, ascorbic acid, phosphinic acids and their derivatives, sulfur-containing compounds such as sulfides, mercaptans, Thiocyanates, thioamides or thioureas.
- the compounds mentioned can be added to the casting solutions as aqueous solutions be added. If the compounds are not sufficiently water soluble, can be introduced into the casting solutions by other known methods become.
- the compounds can be mixed with water organic solvents such as lower alcohols, glycols, ketones, esters or amides can be dissolved. It is also possible for the compounds to be fine-grained Dispersions, as oil emulsions, as cyclodextran inclusion compounds or as latex, which contains the compound, in the casting solution.
- the recording material according to the invention normally has a dry layer thickness from 0.5 to 100 ⁇ m, but especially from 5 to 50 ⁇ m.
- the casting solutions can be applied to the carrier in various ways become.
- the casting processes include, for example, extrusion casting, the Air knife casting, the slot casting, the cascade casting and the curtain casting.
- the casting solutions can also be applied using a spray process.
- the ink-receiving layers can consist of several individual layers, which can be applied individually one after the other or together.
- a carrier can also be coated on both sides with ink absorption layers. It is also possible to have an antistatic layer or a layer on the back Apply improvement of flatness.
- the chosen casting process limits the invention in any way.
- Inks for ink jet printing consist essentially of a liquid Carrier substance and a dye or pigment dissolved or dispersed therein.
- the liquid vehicle for ink jet printing inks is general Water or a mixture of water and a water-miscible solvent such as ethylene glycol, higher molecular weight glycols, glycerin, Dipropylene glycol, polyethylene glycol, amides, polyvinylpyrrolidone, N-methylyrrolidone, Cyclohexylpyrrolidone, carboxylic acids and their esters, ethers, alcohols, organic Sulfoxides, sulfolane, dimethylformamide, dimethyl sulfoxide, cellosolve, polyurethanes, Acrylates etc.
- the non-aqueous ink components generally serve as humectants, auxiliary solvents, Viscosity regulator, penetrant or drying accelerator.
- the organic compounds mostly have a boiling point that is above that of water.
- Inks for continuous inkjet printing can go further contain inorganic or organic salts to increase conductivity. Examples of such salts are nitrates, chlorides, phosphates and the water-soluble ones Salts of water-soluble organic acids such as acetates, oxalates and citrates.
- the Dyes or pigments used to manufacture the together with the Inks can be used for recording materials can contain practically all known classes of these colored compounds. Typical examples of dyes or pigments used are in the patent application EP 0 559 324 listed.
- the recording materials according to the invention can be used with almost all state of the art inks become.
- the inks can contain other additives such as surface-active Substances, optical brighteners, UV absorbers, light stabilizers, preservatives, Precipitants such as multi-charged metal compounds and polymers Links.
- the salts of monovalent copper mentioned above can also be used in the inks be introduced.
- Disperal® aluminum oxide / hydroxide, available from CONDEA GmbH, Hamburg, Germany
- Lactic acid solution 0.7%) was dispersed and then 76.95 g of a solution of polyvinyl alcohol (10%, degree of hydrolysis 98-99%, molecular weight 85,000 up to 146,000, available from ALDRICH Chemie, Buchs, Switzerland).
- the final weight of the casting solution was adjusted to 449.7 g with deionized water and sonicated the solution for 3 minutes.
- 1 m 2 of the cast support contains, in addition to the other casting additives, 22.2 g of nanoporous inorganic oxide, calculated as Al 2 O 3 , and 2.56 g of polyvinyl alcohol.
- the casting solution from Comparative Example C-1 was at a temperature of 40 ° C 0.3 g CuCI (available from Fluka Chemie AG, Buchs, Switzerland) as a solid substance added.
- 1 m 2 of the cast carrier contains, in addition to the other casting additives, 22.2 g of nanoporous inorganic oxide, calculated as Al 2 O 3 , 2.56 g of polyvinyl alcohol and 100 mg of CuCl.
- 1 m 2 of the cast support contains, in addition to the other casting additives, 22.2 g of nanoporous inorganic oxide, calculated as Al 2 O 3 , and 2.56 g of polyvinyl alcohol.
- the casting solution from Comparative Example C-2 was at a temperature of 40 ° C 0.3 g CuCI added as a solid.
- 1 m 2 of the cast carrier contains, in addition to the other casting additives, 22.2 g of nanoporous inorganic oxide, calculated as Al 2 O 3 , 2.56 g of polyvinyl alcohol and 100 mg of CuCl.
- the casting solution from Comparative Example C-2 was adjusted to a final weight of 447 g and then 3 g of a solution (10%) of CuSO 4 (available from Fluka Chemie AG, Buchs, Switzerland) were added at a temperature of 40 ° C.
- 1 m 2 of the cast carrier contains, in addition to the other casting additives, 22.2 g of nanoporous inorganic oxide, calculated as Al 2 O 3 , 2.56 g of polyvinyl alcohol and 100 mg of CuSO 4 .
- Comparative example substance C - 3a ZnCl 2 C - 3b FeCl 3 C - 3c FeSO 4 C - 3d Ni (NO 3 ) 2 C - 3e Zr (SO 4 ) 2 ZnCl 2 , FeCl 3 , FeSO 4 and Ni (NO 3 ) 2 are available from Fluka Chemie AG, Buchs, Switzerland.
- Zr (SO 4 ) 2 is available from ALDRICH Chemie, Buchs, Switzerland.
- each of these casting solutions 150 g / m 2 of each of these casting solutions were applied to a polyethylene-coated paper support at 40 ° C., and the coated support was then dried at 30 ° C. for 60 minutes.
- 1 m 2 of the cast carrier each contains 22.2 g of nanoporous inorganic oxide, calculated as Al 2 O 3 , 2.56 g of polyvinyl alcohol and 100 mg of the corresponding metal salt.
- the casting solution from Comparative Example C-2 was at a temperature of 40 ° C 0.3 g CuCI (available from Fluka Chemie AG, Buchs, Switzerland) and 600 mg Cyclohexanedione (available from Acros Organics, Geel, Belgium), both as solid substances, added.
- CuCI available from Fluka Chemie AG, Buchs, Switzerland
- Cyclohexanedione available from Acros Organics, Geel, Belgium
- 1 m 2 of the cast carrier contains, in addition to the other casting additives, 22.2 g of nanoporous inorganic oxide, calculated as Al 2 O 3 , 2.56 g of polyvinyl alcohol, 100 mg of CuCl and 200 mg of cyclohexanedione.
- Aerosil® 200 available from DEGUSSA AG, Frankfurt / Main, Germany
- Aerosil® 200 available from DEGUSSA AG, Frankfurt / Main, Germany
- aqueous acetic acid 8.7%
- 9.86 g of an aqueous aluminum chlorohydrate solution 47.7%, made from aluminum chlorohydrate of the formula Al 2 (OH) 5 Cl • 2.5 H 2 O, which is available as Locron® from Clariant AG, Muttenz, Switzerland
- the final weight was then set to 300 g.
- 1 m 2 of the cast carrier contains, in addition to the other casting additives, 12 g of positively charged silicon dioxide and 2.28 g of polyvinyl alcohol.
- 1 m 2 of the cast carrier contains, in addition to the other casting additives, 12 g of positively charged silicon dioxide, 2.28 g of polyvinyl alcohol and 50 mg of CuCI.
- 125 g / m 2 of this casting solution were applied to a polyethylene-coated paper support at 40 ° C. and then the coated support was dried at 30 ° C. for 60 minutes.
- 1 m 2 of the cast support contains, in addition to the other casting additives, 18.13 g of Al 2 O 3 and 2.28 g of polyvinyl alcohol.
- 1 m 2 of the cast carrier contains, in addition to the other casting additives, 18.13 g of Al 2 O 3 , 2.28 g of polyvinyl alcohol and 100 mg of CuCl.
- the bottom layer is identical to the cast layer of Example 2.
- 1 m 2 of the cast carrier contains a total of 25.08 g of nanoporous inorganic oxides, 100 mg of CuCI and 277 mg of cyclohexanedione.
- the recording materials according to the invention were printed using an inkjet printer EPSON STYLUS TM COLOR 750 in PQ glossy film mode (720 dpi) with original inks Gray fields with an approximate density of 1.60 with the Printed in three colors black.
- the printed samples were in average daylight from 1000 - 2000 lux open on a table with moderate circulation of outside air during Left for 2 weeks. The loss of density due to exposure to light alone is very small with this amount of light.
- the density loss of the cyan dye was determined using an X-Rite® densitometer measured behind a red filter. It is expressed as a percentage loss in density of the Teal indicated from the original density.
- the recording materials according to the invention were printed using an inkjet printer EPSON STYLUS TM COLOR 750 in PQ glossy film mode (720 dpi) with original inks. Color fields of approximate density 1.60 in colors Dark purple, dark teal and blue, and color swatches of the approximate ones Density 0.50 printed in light purple and light teal.
- the printed samples were irradiated in an Atlas Ci35A Weather-O-Meter® with a 6500 W xenon lamp until 40 kJoules / cm 2 were reached.
- the densities of the color fields were measured before and after the irradiation with an X-Rite® densitometer is measured and the density loss is expressed as a percentage Loss of density given based on the original density.
- the recording material for inkjet printing the nanoporous lanthanum modified Contains aluminum oxide / hydroxide and the additive copper (II) sulfate (comparative example 3), significantly lower density losses of the cyan dye shows as the corresponding recording material, the other in the patent application Salts mentioned in EP 0'534'634 (Comparative Examples C - 3a to C - 3e).
- Table 6 shows immediately that the recording material for inkjet printing, the nanoporous lanthanum modified Aluminum oxide / hydroxide and nanoporous positively charged silicon dioxide and as Addition of copper (I) chloride according to the invention and additionally cyclohexanedione contains, shows practically no loss of density of the cyan dye.
- the density loss of the cyan dye is with this recording material only 4%.
- the corresponding recording material which probably contains the same amount of CuCI but no cyclohexanedione, exhibits a density loss of the cyan dye of 41%.
- the corresponding recording material without CuCI and without cyclohexanedione a loss in density of the cyan dye of 60%.
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- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Ink Jet Recording Methods And Recording Media Thereof (AREA)
- Ink Jet (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Description
- M
- für ein Wasserstoffkation, ein Metallkation wie Li, Na oder K, ein Triethanolaminkation oder ein Ammoniumkation steht, das gegebenenfalls einen oder mehrere Alkylreste oder substituierte Alkylreste mit jeweils 1 bis 18 C-Atomen aufweist;
- R1
- für Wasserstoff, einen Alkylrest mit 1 bis 12 C-Atomen oder einen substituierten Alkylrest mit 2 bis 6 C Atomen steht, wobei die Substituenten aus der Gruppe bestehend aus CN, COOH, OH und COOR4 ausgewählt werden, worin R4 für einen Alkylrest mit 1 bis 12 C-Atomen steht
- R2, R3
- unabhängig voneinander für Wasserstoff, einen Alkylrest mit 1 bis 6 C-Atomen oder einen substituierten Alkylrest mit 2 bis 6 C Atomen stehen, wobei die Substituenten aus der Gruppe bestehend aus CN, COOH, OH und COOR5 ausgewählt werden, worin R5 für einen Alkylrest mit 1 bis 12 C-Atomen steht.
Vergleichsbeispiel | Substanz |
C - 3a | ZnCl2 |
C - 3b | FeCl3 |
C - 3c | FeSO4 |
C - 3d | Ni(NO3)2 |
C - 3e | Zr(SO4)2 |
Beispiel | Farbdichteverlust des Blaugrünfarbstoffs in % |
1 | 25 |
C - 1 | 41 |
Beispiel | Farbdichteverlust des Blaugrünfarbstoffs in % |
2 | 23 |
4 | 8 |
C - 2 | 40 |
C - 3 | 30 |
C - 3a | 44 |
C - 3b | 55 |
C - 3c | 54 |
C - 3d | 40 |
C - 3e | 41 |
Beispiel | Farbdichteverlust des Blaugrünfarbstoffs in % |
5 | 25 |
C - 5 | 40 |
Beispiel | Farbdichteverlust des Blaugrünfarbstoffs in % |
6 | 24 |
C - 6 | 45 |
Beispiel | Farbdichteverlust des Blaugrünfarbstoffs in % |
12 | 1 |
Beispiel | Prozentualer Dichteverlust | |||||
Helles Purpur | Dunkles Purpur | Helles Blaugrün | Dunkles Blaugrün | Blau hinter Rotfilter | Blau hinter Grünfilter | |
1 | 8 | 5 | 14 | 6 | 4 | 8 |
C - 1 | 29 | 24 | 46 | 32 | 31 | 35 |
Beispiel | Prozentualer Dichteverlust | |||||
Helles Purpur | Dunkles Purpur | Helles Blaugrün | Dunkles Blaugrün | Blau hinter Rotfilter | Blau hinter Grünfilter | |
2 | 10 | 7 | 13 | 6 | 5 | 8 |
4 | 9 | 6 | 20 | 8 | 7 | 9 |
C - 2 | 24 | 22 | 45 | 30 | 30 | 31 |
C - 3 | 17 | 11 | 40 | 33 | 16 | 16 |
C - 3a | 30 | 25 | 48 | 40 | 30 | 33 |
C - 3b | 88 | 90 | 67 | 42 | 38 | 69 |
C - 3c | 88 | 89 | 72 | 48 | 41 | 71 |
C - 3d | 38 | 32 | 42 | 31 | 26 | 31 |
C - 3e | 30 | 25 | 46 | 33 | 33 | 36 |
Beispiel | Prozentualer Dichteverlust | |||||
Helles Purpur | Dunkles Purpur | Helles Blaugrün | Dunkles Blaugrün | Blau hinter Rotfilter | Blau hinter Grünfilter | |
5 | 14 | 9 | 16 | 5 | 1 | 6 |
C - 5 | 62 | 49 | 28 | 12 | 17 | 19 |
Beispiel | Prozentualer Dichteverlust | |||||
Helles Purpur | Dunkles Purpur | Helles Blaugrün | Dunkles Blaugrün | Blau hinter Rotfilter | Blau hinter Grünfilter | |
6 | 24 | 9 | 29 | 9 | 0 | 10 |
C - 6 | 57 | 24 | 52 | 10 | 10 | 25 |
Claims (9)
- Aufzeichnungsmaterial für den Tintenstrahldruck, das auf einem Träger mindestens eine Tintenaufnahmeschicht bestehend aus Bindemitteln, mindestens einem nanoporösen anorganischen Oxid und Salzen des einwertigen Kupfers enthält, dadurch gekennzeichnet, dass die Salze des einwertigen Kupfers Kupfer(I)-Chlorid, Kupfer(I)-Bromid oder Kupfer(I)-Sulfit-Monohydrat sind.
- Aufzeichnungsmaterial gemäss Anspruch 1, dadurch gekennzeichnet, dass das Salz des einwertigen Kupfers Kupfer(I)-Chlorid ist.
- Aufzeichnungsmaterial gemäss den Ansprüchen 1 und 2, dadurch gekennzeichnet, dass die Menge der Salze des einwertigen Kupfers zwischen 10 mg/m2 und 200 mg/m2 liegt.
- Aufzeichnungsmaterial gemäss den Ansprüchen 1 bis 3, dadurch gekennzeichnet, dass das Aufzeichnungsmaterial zusätzlich noch tautomere Verbindungen der Formeln la (Diketonform) und lb (Enolform) enthält,
worin in der Formel lb (Enolatform)- M
- für ein Wasserstoffkation, ein Metallkation oder ein Ammoniumkation steht, das gegebenenfalls einen oder mehrere Alkylreste oder substituierte Alkylreste mit jeweils 1 bis 18 C-Atomen aufweist;
- R1
- für Wasserstoff, einen Alkylrest mit 1 bis 12 C-Atomen oder einen substituierten Alkylrest mit 2 bis 6 C-Atomen steht, wobei die Substituenten aus der Gruppe bestehend aus CN, COOH, OH und COOR4 ausgewählt werden, worin R4 für einen Alkylrest mit 1 bis 12 C-Atomen steht
- R2, R3
- unabhängig voneinander für Wasserstoff, einen Alkylrest mit 1 bis 6 C-Atomen oder einen substituierten Alkylrest mit 2 bis 6 C-Atomen stehen, wobei die Substituenten aus der Gruppe bestehend aus CN, COOH, OH und COOR5 ausgewählt werden, worin R5 für einen Alkylrest mit 1 bis 12 C-Atomen steht.
- Aufzeichnungsmaterial gemäss den Ansprüchen 1 bis 4, dadurch gekennzeichnet, dass das nanoporöse anorganische Oxid kolloidales Aluminiumoxid, kolloidales Aluminiumoxid/hydroxid oder positiv geladenes Siliziumdioxid ist.
- Aufzeichnungsmaterial gemäss den Ansprüchen 1 bis 4, dadurch gekennzeichnet, dass das nanoporöse anorganische Oxid kolloidales γ-Al2O3 oder Pseudo-Böhmit ist.
- Aufzeichnungsmaterial gemäss den Ansprüchen 1 bis 4, dadurch gekennzeichnet, dass das nanoporöse anorganische Oxid mit Salzen der seltenen Erden umgesetztes AIOOH oder Pseudo-Böhmit ist, das ein oder mehrere Elemente der Ordnungszahl 57 bis 71 des Periodischen Systems der Elemente in einer Menge zwischen 0.4 und 2.5 Molprozent bezogen auf Al2O3 enthält.
- Aufzeichnungsmaterial gemäss den Ansprüchen 1 bis 7, dadurch gekennzeichnet, dass als Bindemittel Gelatine, Polyvinylalkohol und Polyvinylpyrrolidon oder deren Mischungen verwendet werden.
- Aufzeichnungsmaterial gemäss den Ansprüchen 1 bis 8, dadurch gekennzeichnet, dass als Träger beschichtetes oder unbeschichtetes Papier, durchsichtiger oder opaker Polyester oder textile Fasermaterialien verwendet werden.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT01810139T ATE240214T1 (de) | 2001-02-12 | 2001-02-12 | Aufzeichnungsmaterial für den tintenstrahldruck, welches kupfersalze enthält |
EP01810139A EP1231071B1 (de) | 2001-02-12 | 2001-02-12 | Aufzeichnungsmaterial für den Tintenstrahldruck,welches Kupfersalze enthält |
DE50100244T DE50100244D1 (de) | 2001-02-12 | 2001-02-12 | Aufzeichnungsmaterial für den Tintenstrahldruck,welches Kupfersalze enthält |
JP2002031948A JP4018403B2 (ja) | 2001-02-12 | 2002-02-08 | インクジェット印刷用記録シート |
US10/074,406 US6660347B2 (en) | 2001-02-12 | 2002-02-12 | Recording sheets for ink jet printing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01810139A EP1231071B1 (de) | 2001-02-12 | 2001-02-12 | Aufzeichnungsmaterial für den Tintenstrahldruck,welches Kupfersalze enthält |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1231071A1 EP1231071A1 (de) | 2002-08-14 |
EP1231071B1 true EP1231071B1 (de) | 2003-05-14 |
Family
ID=8183725
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP01810139A Expired - Lifetime EP1231071B1 (de) | 2001-02-12 | 2001-02-12 | Aufzeichnungsmaterial für den Tintenstrahldruck,welches Kupfersalze enthält |
Country Status (5)
Country | Link |
---|---|
US (1) | US6660347B2 (de) |
EP (1) | EP1231071B1 (de) |
JP (1) | JP4018403B2 (de) |
AT (1) | ATE240214T1 (de) |
DE (1) | DE50100244D1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004034651A1 (de) * | 2004-07-16 | 2006-02-09 | Felix Schoeller Jr. Foto- Und Spezialpapiere Gmbh & Co. Kg | Ink-Jet Aufzeichnungsblatt mit verbesserter Ozon- und Lichtstabilität |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6811838B2 (en) * | 2002-02-06 | 2004-11-02 | Eastman Kodak Company | Ink recording element |
US20040091679A1 (en) * | 2002-05-10 | 2004-05-13 | Kemeny Matthias D. | Printing media, apparatus and method |
DE10251340B4 (de) * | 2002-11-05 | 2004-12-02 | Felix Schoeller Jr. Foto- Und Spezialpapiere Gmbh & Co. Kg | Ink-Jet Aufzeichnungsblatt mit verbesserter Ozon- und Lichtstabilität |
ATE292021T1 (de) | 2003-01-10 | 2005-04-15 | Ilford Imaging Ch Gmbh | Aufzeichnungsmaterial für den tintenstrahldruck |
US20040253393A1 (en) * | 2003-06-11 | 2004-12-16 | Bor-Jiunn Niu | Binder to improve light fastness for inkjet photo media |
EP1512544B1 (de) | 2003-09-08 | 2005-11-16 | ILFORD Imaging Switzerland GmbH | Aufzeichnungsmaterial für den Tintenstrahldruck |
US7927675B2 (en) | 2003-09-08 | 2011-04-19 | Ilford Imaging Switzerland Gmbh | Recording sheets for ink jet printing |
US20050208234A1 (en) * | 2004-03-19 | 2005-09-22 | Agfa-Gevaert | Ink-jet recording material |
EP1655348A1 (de) | 2004-10-13 | 2006-05-10 | ILFORD Imaging Switzerland GmbH | Aufzeichnungsmaterial für den Tintenstrahldruck |
US7582188B2 (en) * | 2005-10-14 | 2009-09-01 | Hewlett-Packard Development Company, L.P. | Composition and ink receiving system incorporating the composition |
US8758886B2 (en) * | 2005-10-14 | 2014-06-24 | International Paper Company | Recording sheet with improved image dry time |
ATE451246T1 (de) * | 2006-02-21 | 2009-12-15 | Ilford Imaging Ch Gmbh | Aufzeichnungsmaterial für den tintenstrahldruck |
EP2112204A1 (de) | 2008-03-01 | 2009-10-28 | ILFORD Imaging Switzerland GmbH | Aufzeichnungsmaterial für den Tintenstrahldruck |
Family Cites Families (19)
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US3906141A (en) * | 1973-08-15 | 1975-09-16 | Ibm | Printing system |
JPS5738185A (en) * | 1980-08-20 | 1982-03-02 | Matsushita Electric Ind Co Ltd | Ink jet recording paper |
JPS5774192A (en) | 1980-10-28 | 1982-05-10 | Fuji Photo Film Co Ltd | Ink jet recording picture forming method |
JPH01301359A (ja) * | 1988-05-31 | 1989-12-05 | Sanyo Chem Ind Ltd | インクジェツト記録紙用耐光性向上剤 |
EP0373573B1 (de) | 1988-12-14 | 1994-06-22 | Ciba-Geigy Ag | Aufzeichnungsmaterial für Tintenstrahldruck |
EP0534634A1 (de) | 1991-09-23 | 1993-03-31 | Hewlett-Packard Company | Verfahren und Zusammensetzungen zur Herstellung von stabilen, wasserfesten bedrückten Bildern |
DE69504570T2 (de) | 1994-05-25 | 1999-03-04 | Asahi Glass Co Ltd | Aufzeichnungsblatt und Aufzeichnung |
JP3591969B2 (ja) * | 1995-03-15 | 2004-11-24 | キヤノン株式会社 | インクジェット用記録媒体及びこれを用いたカラーインクジェット記録方法 |
DE19520964A1 (de) * | 1995-06-08 | 1996-12-12 | Inst Neue Mat Gemein Gmbh | Beschichtete anorganische Pigmente, Verfahren zu deren Herstellung und deren Verwendung |
DE69717057T2 (de) * | 1996-12-13 | 2003-08-21 | Showa Denko Kk | Aufzeichnungsmedien und Tintenstrahlaufzeichnungsblätter |
JP3980169B2 (ja) | 1997-05-02 | 2007-09-26 | イルフォード イメージング スウィツアランド ゲーエムベーハー | インクジェット印刷用記録シート |
MY125712A (en) * | 1997-07-31 | 2006-08-30 | Hercules Inc | Composition and method for improved ink jet printing performance |
EP0947350B1 (de) * | 1998-03-31 | 2003-06-04 | Oji Paper Co., Ltd. | Aufzeichnungsmaterial für das Tintenstrahldruckverfahren |
US6228475B1 (en) * | 1998-09-01 | 2001-05-08 | Eastman Kodak Company | Ink jet recording element |
US6514598B1 (en) * | 1998-10-27 | 2003-02-04 | Oji Paper Co., Ltd. | Ink jet recording sheet and method |
WO2000037574A1 (en) * | 1998-12-21 | 2000-06-29 | Avecia Limited | Chemical composition for ink |
US6492005B1 (en) * | 1999-03-09 | 2002-12-10 | Konica Corporation | Ink jet recording sheet |
US6426167B2 (en) * | 1999-07-15 | 2002-07-30 | Eastman Kodak Company | Water-resistant protective overcoat for image recording materials |
EP1197345B1 (de) | 2000-10-11 | 2004-09-29 | ILFORD Imaging Switzerland GmbH | Aufzeichnungsmaterial für den Tintenstrahldruck |
-
2001
- 2001-02-12 EP EP01810139A patent/EP1231071B1/de not_active Expired - Lifetime
- 2001-02-12 DE DE50100244T patent/DE50100244D1/de not_active Expired - Lifetime
- 2001-02-12 AT AT01810139T patent/ATE240214T1/de not_active IP Right Cessation
-
2002
- 2002-02-08 JP JP2002031948A patent/JP4018403B2/ja not_active Expired - Lifetime
- 2002-02-12 US US10/074,406 patent/US6660347B2/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004034651A1 (de) * | 2004-07-16 | 2006-02-09 | Felix Schoeller Jr. Foto- Und Spezialpapiere Gmbh & Co. Kg | Ink-Jet Aufzeichnungsblatt mit verbesserter Ozon- und Lichtstabilität |
DE102004034651B4 (de) * | 2004-07-16 | 2008-04-24 | Felix Schoeller Jr. Foto- Und Spezialpapiere Gmbh & Co. Kg | Tintenstrahl-Aufzeichnungsmaterial mit verbesserter Ozon- und Lichtstabilität |
Also Published As
Publication number | Publication date |
---|---|
US6660347B2 (en) | 2003-12-09 |
DE50100244D1 (de) | 2003-06-18 |
US20020164459A1 (en) | 2002-11-07 |
EP1231071A1 (de) | 2002-08-14 |
JP2002307824A (ja) | 2002-10-23 |
ATE240214T1 (de) | 2003-05-15 |
JP4018403B2 (ja) | 2007-12-05 |
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