EP2076398B1 - Materiau d'impression a jet d'encre dote d'une couche arriere perforee en resine synthetique - Google Patents

Materiau d'impression a jet d'encre dote d'une couche arriere perforee en resine synthetique Download PDF

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Publication number
EP2076398B1
EP2076398B1 EP07821064A EP07821064A EP2076398B1 EP 2076398 B1 EP2076398 B1 EP 2076398B1 EP 07821064 A EP07821064 A EP 07821064A EP 07821064 A EP07821064 A EP 07821064A EP 2076398 B1 EP2076398 B1 EP 2076398B1
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EP
European Patent Office
Prior art keywords
layer
synthetic resin
base paper
resin layer
raw base
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EP07821064A
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German (de)
English (en)
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EP2076398A1 (fr
Inventor
Andreas Overberg
Rainer Steinbeck
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Felix Schoeller Jr Foto und Spezialpapiere GmbH
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Felix Schoeller Jr Foto und Spezialpapiere GmbH
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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
    • B41M5/502—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
    • B41M5/504—Backcoats

Definitions

  • the invention relates to a recording material for ink-jet recording method with a resin-coated paper support and a method for its preparation.
  • These resin-coated base papers usually consist of a sized base paper which is preferably coated on both sides with polyolefin by means of (co) extrusion.
  • thermoplastic polymers such as low density polyethylene (LDPE), ethylene / ⁇ -olefin copolymer (so-called linear low density polyethylene (LLDPE), high density polyethylene (HDPE) and polypropylene are commonly used.
  • the recording layer (s) applied thereto must have a high recording capacity which can be achieved, for example, by the use of highly absorptive inorganic particles.
  • fine particles having a particle size smaller than 1000 nm are used.
  • microporous recording materials composed of at least one ink-receiving layer containing fine inorganic particles and a polyethylene-coated paper support are described in numerous patents, for example, in U.S. Pat DE 103 18 874 A1 . DE 100 20 346 A1 . JP 2002-225423 A . JP 2000-301 829 A or JP 2003-034073 A ,
  • the latter patent discloses a recording material comprising a base paper coated at least on one side with a thermoplastic resin as a support and an ink receiving layer, wherein the support is perforated uniformly from the front side to achieve good ink absorption.
  • the disadvantage of this material is its poor surface and poor image quality after printing.
  • microporous recording papers printed on the front side are covered directly after the printing, an undesired migration of the printing inks, known as "bleeding", occurs. on.
  • the covering of the printed papers is done in practice, for example, when storing the fresh expression in foil packaging, albums or when stacking multiple prints in the printer.
  • the layer surface must have a charge opposite the dye. Since the ink dyes are generally anionic, the fixation is carried out with the aid of cationic compounds and / or cationically modified pigment particles.
  • the US 2006/0073313 A1 relates to a recording sheet for digital imaging processes with a double-sided polyolefin layer.
  • the polyolefin layer on the backside is perforated.
  • the perforation is intended to avoid blistering between base paper and the polyolefin layer as the paper passes through the printer.
  • the JP 2003/034073 A describes a recording sheet for the ink-jet printing method in which the lead-side resin layer is perforated and provided with a receiving layer.
  • the area of the perforation holes is preferably 0.1 to 0.6 mm 2 .
  • the number of perforation holes is preferably less than 50 / cm 2 , in particular 2 to 20 / cm 2 . However, particularly good results were obtained at a number of 2 to 10 / cm 2 .
  • the front side of the base paper is first coated with a synthetic resin layer and at least one porous image-recording layer may be applied to this front-side resin layer.
  • the perforation holes may have different shapes. Slot-shaped, elliptical or circular perforation holes are particularly preferred. They can be arranged in a line or offset from one another.
  • the perforation holes must have a minimum penetration depth which corresponds to the thickness A of the synthetic resin layer. However, the penetration depth must not exceed A + 0.75 ⁇ B, in particular A + 0.5 ⁇ B (B thickness of the base paper), since otherwise loss of strength and deterioration of the surface of the material can be observed.
  • the perforation can be carried out with the aid of a roller or several rollers whose surface (s) are provided with needles or knife-like elevations. However, a perforation can also be produced by laser and / or corona irradiation of the surface of the synthetic resin layer.
  • a further functional layer such as an antistatic layer, an anticurl layer or a sheet-gathering behavior-improving layer is applied to the perforated backside synthetic resin layer before the front side of the raw paper is coated with a synthetic resin layer.
  • the further functional layer can be applied to the not yet perforated back resin layer.
  • the perforation, and then the coating of the front side of the base paper with a synthetic resin layer and subsequent coating of the front-side synthetic resin layer with at least one image-recording layer are next step, the perforation, and then the coating of the front side of the base paper with a synthetic resin layer and subsequent coating of the front-side synthetic resin layer with at least one image-recording layer.
  • Another embodiment of the method according to the invention provides for the coating of the front side of the base paper a layer containing a hydrophilic binder and optionally a pigment. Thereafter, the coating of the back of the base paper is done with a synthetic resin layer and then the perforation.
  • base paper is understood to mean an uncoated or surface-sized paper.
  • a base paper may, in addition to pulp fibers, sizing agents such as Alkylkendendimere, fatty acids and / or fatty acid salts, epoxidized fatty acid amides, alkenyl or alkyl succinic anhydride, wet strength agents such as polyamine-polyamide-epichlorohydrin, dry strength agents such as anionic, cationic or amphoteric polyamides, optical brighteners, fillers, pigments, dyes, Defoamer and other known in the paper industry tools may contain.
  • the base paper can be surface-sized. Examples of suitable sizing agents are polyvinyl alcohol or oxidized starch.
  • the base paper can be produced on a Fourdrinier or a Yankee paper machine (cylinder paper machine).
  • the weight per unit area of the base paper may be 50 to 250 g / m 2 , in particular 80 to 180 g / m 2 .
  • the raw paper can be used in uncompacted or compacted form (smoothed).
  • Particularly suitable are base papers having a density of 0.8 to 1.2 g / cm 3 , in particular 0.90 to 1.1 g / cm 3 .
  • pulp fibers for example, bleached hardwood kraft pulp (LBKP), bleached softwood kraft pulp (NBKP), bleached hardwood sulfite pulp (LBSP) or bleached softwood sulfite pulp (NBSP) can be used. These can also be used mixed. In particular, however, pulp fibers of 100% Laubhzell be used.
  • the mean fiber length of the unground pulp is preferably 0.6 to 0.85 mm (Kajaani measurement).
  • the pulp has a lignin content of less than 0.05 wt.%, In particular 0.01 to 0.03 wt.%, Based on the mass of the pulp.
  • fillers for example, kaolins, calcium carbonate in its natural forms such as limestone, marble or dolomite stone, precipitated calcium carbonate, calcium sulfate, barium sulfate, titanium dioxide, talc, silica, alumina and mixtures thereof can be used in the raw paper.
  • Particularly suitable is calcium carbonate with a particle size distribution in which at least 60% of the particles are smaller than 2 microns and at most 40% are smaller than 1 micron.
  • calcite is used with a particle size distribution in which about 25% of the particles have a particle size of less than 1 micron and about 85% of the particles have a particle size of less than 2 microns.
  • the resin layer disposed on at least one side of the base paper may preferably contain a thermoplastic polymer.
  • a thermoplastic polymer Particularly suitable for this purpose are polyolefins, for example low density polyethylene (LDPE), high density polyethylene (HDPE), ethylene copolymers such as ethylene / ⁇ -olefin copolymers (LLDPE) or ethylene / vinyl acetate copolymer, polypropylene and blends thereof, and polyesters ,
  • the synthetic resin layer may contain white pigments such as titanium dioxide as well as other auxiliaries such as optical brighteners, dyes and dispersing agents.
  • the coating weight of the synthetic resin layer may be 5 to 50 g / m 2 , in particular 10 to 45 g / m 2 .
  • the synthetic resin layer can be extruded in one layer or be multilayered coextruded. The extrusion coating can be carried out at machine speeds up to 600 m / min.
  • the synthetic resin layer may be a polymer film or biaxially oriented polymer film.
  • Particularly suitable are polyethylene or polypropylene films with a porous core layer and at least one unpigmented or white pigmented pore-free surface layer arranged on at least one side of the core layer.
  • the polymer film can be laminated onto the raw paper in an extrusion process, wherein at the same time an adhesion promoter, for example polyethylene, can be used.
  • the polymer film can be laminated on the front and / or back.
  • the synthetic resin layer is applied at least on the back of the base paper.
  • the back of the base paper is coated with a clear, ie pigment-free polyolefin, in particular polyethylene.
  • a clear, ie pigment-free polyolefin in particular polyethylene.
  • Particularly preferred is a polyethylene mixture of LDPE and HDPE, wherein the quantitative ratio LD / HD 9: 1 to 1: 9, in particular 3: 7 to 7: 3.
  • the HDPE used in the back resin layer has a density of more than 0.935 g / cm 3 .
  • the application weight of the rear synthetic resin layer may be 5 to 50 g / m 2 or 10 to 50 g / m 2 , in particular 10 to 45 g / m 2 or according to another preferred embodiment 20 to 45 g / m 2 .
  • the thickness of the back resin layer is preferably in a range of 3 to 48 ⁇ m, more preferably 9 to 38 ⁇ m.
  • the front side of the base paper is coated with a synthetic resin layer containing at least 50% by weight, in particular 80% by weight, of a low-density polyethylene having a density of 0.935 g / cm 3 or less, in particular 0.910 to 0.930 g / cm 3 and a melt index of 1 to 20 g / 10 min, based on the synthetic resin layer.
  • the front-side synthetic resin layer may contain up to 20% by weight of a white pigment, in particular 2 to 10% by weight, based on the mass of the layer.
  • the coating weight of the front synthetic resin layer may be 5 to 50 g / m 2 or 10 to 50 g / m 2 , especially 10 to 30 g / m 2 .
  • the thickness of the front side synthetic resin layer may preferably be 5 to 47 ⁇ m, especially 9 to 28 ⁇ m.
  • the back side of the support may also have further functional layers such as an antistatic layer, an anticurl layer, a layer improving the printability of the back side of the recording material or a layer improving the sheet feed in the printer.
  • the functional layers can be applied to the backside before or after the perforation of the backside synthetic resin layer. They preferably contain latex-containing binders such as styrene / butadiene, styrene / acrylate latex and optionally further components, for example matting agents, spacers, pigments, dyes, crosslinking agents and wetting agents. But other binders such as polyvinyl alcohols or cellulose derivatives can be used.
  • the application weight of the functional layer is preferably in a range of 0.05 to 3 g / m 2 , in particular 0.1 to 2 g / m 2 .
  • a further layer which contains a hydrophilic binder can be arranged between the base paper and the synthetic resin layer.
  • Particularly suitable for this purpose are film-forming starches such as thermally modified starches, in particular corn starches or hydroxypropylated starches.
  • low-viscosity starch solutions are used, the Brookfield viscosities ranging from 50 to 600 mPas (25% sol. 50 ° C./100 rpm), in particular 100 to 400 mPas, preferably 200 to 300 mPas, lie. The Brookfield viscosity is measured according to ISO 2555.
  • the binder does not contain a synthetic latex. The absence of a synthetic binder makes it possible to recycle waste without prior treatment.
  • the layer containing a hydrophilic binder may preferably contain other polymers such as polyamide copolymers and / or polyvinylamine copolymers.
  • the polymer can be used in an amount of from 0.4 to 5% by weight, based on the mass of the pigment. In a preferred embodiment, the amount of this polymer is 0.5 to 1.5% by weight.
  • the layer containing the hydrophilic binder may be disposed directly on the front side of the base paper or on the back side of the base paper. It can be applied as a single layer or as a multilayer to the base paper.
  • the coating composition can be applied in-line or off-line with all customary in papermaking application units, the amount is chosen so that after drying the coating weight per layer at most 20 g / m 2 , in particular 8 to 17 g / m 2 , or according to a particularly preferred embodiment is 2 to 6 g / m 2 .
  • the layer disposed between the base paper and the resin layer of the front side may preferably contain a pigment.
  • the pigment can be selected from a group of metal oxides, silicates, carbonates, sulfides and sulfates. Particularly suitable are pigments such as kaolins, talc, calcium carbonate and / or barium sulfate.
  • a pigment having a narrow particle size distribution wherein at least 70% of the pigment particles have a size of less than 1 micron.
  • the proportion of the pigment with the narrow particle size distribution of the total amount of pigment should be at least 5% by weight, in particular from 10 to 90% by weight. Particularly good results can be achieved with a proportion of 30 to 80% by weight of the total pigment.
  • a pigment with a narrow particle size distribution according to the invention is also understood to mean pigments having a particle size distribution in which at least about 70% by weight of the pigment particles has a size of less than about 1 ⁇ m and 40 to 80% by weight of these pigment particles the difference between the pigment having the largest grain size (diameter) and the pigment of the smallest grain size is smaller than about 0.4 ⁇ m.
  • Particularly advantageous proved to be a calcium carbonate with a d50% value of about 0.7 microns.
  • a pigment mixture consisting of the abovementioned calcium carbonate and kaolin can be used.
  • the quantitative ratio calcium carbonate / kaolin is preferably 30:70 to 70:30.
  • the amount ratio of binder / pigment in the layer may be 0.1 to 2.5, preferably 0.2 to 1.5, but especially about 0.9 to 1.3.
  • the base paper or the base paper coated with the layer containing a hydrophilic binder and a pigment can be coated and perforated from the back with a synthetic resin layer in the first step, before being coated with a synthetic resin layer in the next step and subsequently is provided with at least one image recording layer.
  • the perforation process can be carried out by means of a roller whose surface is provided with needles or knife-like elevations. This order has the advantage that the edges of the perforation holes do not become noticeable on the front synthetic resin layer and thus can not adversely affect the surface quality.
  • the resin-coated paper support according to the invention is in principle suitable for all image recording layers.
  • the resin-coated paper support is used for porous image-recording layers containing fine inorganic and / or organic pigment particles and a hydrophilic binder.
  • suitable pigments of the image recording layer are aluminum oxide, aluminum hydroxide, aluminum oxide hydroxide, alumina hydrate, silica, magnesium hydroxide, kaolin, titanium dioxide, zinc oxide, zinc hydroxide, calcium silicate, magnesium silicate, calcium carbonate, magnesium carbonate and barium sulfate.
  • the amount of the pigment in the ink receiving layer may be 40 to 95% by weight, preferably 60 to 90% by weight, based on the weight of the dried layer.
  • the particle size distribution of the pigment of the ink receiving layer is preferably less than 1000 nm, but in particular 50 to 500 nm.
  • the average particle size of the primary particles is preferably less than 100 nm, in particular less than 50 nm.
  • the ink receiving layer contains a water-soluble and / or water-dispersible binder.
  • Suitable binders are, for example, polyvinyl alcohol, fully or partially saponified, cationically modified polyvinyl alcohol. Silyl Extran having polyvinyl alcohol, acetal groups having polyvinyl alcohol, gelatin, polyvinylpyrrolidone, starch, carboxymethylcellulose, polyethylene glycol, styrene / butadiene latex and styrene / acrylate latex. Fully or partially saponified polyvinyl alcohols are particularly preferred.
  • the amount of the binder may be 60 to 5% by weight, preferably 50 to 10% by weight, but especially 35 to 8% by weight, based on the weight of the dried layer.
  • the ink receiving layer may contain conventional additives and auxiliaries such as crosslinking agents, ionic and / or nonionic surfactants, dye fixing agents such as polyammonium compounds, UV absorbers, antioxidants and other light stability and gas resistance improving agents as well as other adjuvants.
  • auxiliaries such as crosslinking agents, ionic and / or nonionic surfactants, dye fixing agents such as polyammonium compounds, UV absorbers, antioxidants and other light stability and gas resistance improving agents as well as other adjuvants.
  • the application weight of the ink receiving layer may be 5 to 60 g / m 2 , preferably 10 to 50 g / m 2 , particularly preferably 20 to 40 g / m 2 .
  • the image-recording layer may be single-layered or multi-layered.
  • the image-recording layer may be composed of an ink-absorbing lower layer and a dye-fixing upper layer.
  • suitable pigments of the ink-absorbing lower layer according to the invention are aluminum oxide, aluminum hydroxide, aluminum hydroxide hydroxide, aluminum oxide hydrate, silica, barium sulfate and titanium dioxide.
  • a pigment based on alumina and / or alumina hydroxide is particularly preferred. Such a pigment may be cationically modified.
  • the concentration of the pigment in the ink absorbing layer is 65 to 95% by weight, preferably about 70 to 90% by weight, based on the weight of the dried layer.
  • the grain size distribution of the pigment of the ink absorbing layer may preferably be in the range of 70 to 1000 nm, preferably 130 to 400 nm, particularly preferably 150 to 350 nm.
  • the average particle size of the pigment of the ink absorbing layer may be 240 to 350 nm, preferably 270 to 330 nm.
  • Suitable pigments of the dye-fixing layer according to the invention are aluminum oxide, aluminum hydroxide, aluminum oxide hydrate, silica, barium sulfate and titanium dioxide.
  • the concentration of the pigment in the dye-fixing layer may be 70 to 95% by weight, preferably 80 to 90% by weight.
  • the grain size distribution of the pigment of the dye-fixing layer may preferably be in the range of 50 to 200 nm, preferably 70 to 120 nm.
  • the average particle size of the pigment of the dye-fixing layer may preferably be 70 to 120 nm, in particular about 100 nm.
  • the ink-absorbing and dye-fixing layers contain a water-soluble and / or water-dispersible polymeric binder.
  • Suitable binders are, for example, polyvinyl alcohol, fully or partially saponified, cationically modified polyvinyl alcohol, polyvinyl alcohol containing silyl groups, polyvinyl alcohol containing acetal groups, polyvinyl alcohol containing acetate groups, gelatin, polyvinylpyrrolidone, starch, carboxymethylcellulose, polyethylene glycol, styrene / butadiene latex and styrene / acrylate latex.
  • the amount of the binder in the dye-fixing and ink-absorbing layers is 5 to 35% by weight, preferably 10 to 30% by weight, based on the weight of the dried layer.
  • Both layers may contain conventional additives and auxiliaries such as surfactants, crosslinking agents and dye fixing agents.
  • the coating weights of the ink-absorbing and the dye-fixing layer may be 10 to 60 g / m 2 , preferably 20 to 50 g / m 2 .
  • further layers such as protective layers or gloss-improving layers can be applied to the image-recording layer.
  • the application weight is preferably less than 1 g / m 2 .
  • a eucalyptus pulp was used.
  • the pulp was ground as an approximately 5% aqueous suspension (thick matter) with the aid of a refiner to a freeness of 36 ° SR.
  • the mean fiber length was 0.64 mm.
  • the concentration of pulp fibers in the thin material was 1% by weight, based on the mass of the pulp suspension.
  • Additives such as a neutral sizing agent alkyl ketene dimer (AKD) in an amount of 0.48 wt.%, Wet strength agent polyamine-polyamide-epichlorohydrin resin (Kymene®) in an amount of 0.36 wt.%, And a natural CaCO 2 were added to the thinstock 3 in an amount of 10% by weight.
  • ALD neutral sizing agent alkyl ketene dimer
  • Kymene® Wet strength agent polyamine-polyamide-epichlorohydrin resin
  • CaCO 2 a natural CaCO 2
  • the quantities are based on the pulp mass.
  • the thinstock whose pH was adjusted to about 7.5, was transferred from the head box to the wire of the paper machine, followed by sheet formation by dewatering the web in the wire section of the paper machine.
  • the further dewatering of the paper web was carried out to a water content of 60% by weight, based on the web weight. Further drying took place in the dryer section of the paper machine with heated drying cylinders.
  • the result was a base paper with a basis weight of 160 g / m 2 and a humidity of about 7%.
  • the coating was carried out in a laminator at an extrusion speed of 250 m / min.
  • the thickness of the layer was 17 ⁇ m.
  • the backside resin layer was perforated with a roller whose surface was provided with small needle-like protrusions. The perforation was carried out so that the penetration depth was 47 ⁇ m.
  • the front surface of the paper support thus prepared was coated with an aqueous coating composition comprising 90% by weight of alumina having a specific surface area of 130 m 2 / g, 9.9% by weight of a polyvinyl alcohol having a degree of saponification of 88 mol% and 0, 1 wt.% Boric acid contained.
  • the coating composition was applied by means of a slot caster.
  • the coating weight of the obtained ink receiving layer was 30 g / m 2 .
  • the back of the base paper was coated with a synthetic resin layer as in Example 1 and perforated.
  • the front side of the base paper was treated with a synthetic resin mixture of 71% by weight of a low density polyethylene (LDPE, 0.923 g / cm 3 ), 16% by weight of a TiO 2 masterbatch (50% by weight LDPE and 50% by weight).
  • TiO 2 low density polyethylene
  • TiO 2 masterbatch 50% by weight
  • TiO 2 masterbatch 50% by weight
  • TiO 2 masterbatch 50% by weight
  • TiO 2 masterbatch 50% by weight
  • TiO 2 masterbatch 50% by weight
  • TiO 2 masterbatch 50% by weight
  • TiO 2 masterbatch 50% by weight
  • TiO 2 masterbatch 50% by weight
  • TiO 2 masterbatch 50% by weight
  • TiO 2 masterbatch 50% by weight
  • TiO 2 masterbatch 50% by weight
  • TiO 2 masterbatch 50% by weight
  • TiO 2 masterbatch 50% by weight
  • TiO 2 masterbatch 50% by
  • the base paper was coated on the front side with the coating composition specified below.
  • the coating weight after drying was 6.5 g / m 2 .
  • the coating composition was composed of the following components: Thermally modified starch *) 47.0% by weight CaCO3 **) 26.4% by weight Kaolin***) 26.4% by weight Acroflex (R) VX 610 0, 2% by weight *) C-film 07302 (from Cargill) / viscosity 234 mPas, measured at 50 ° C./100 rpm / spindle 2 on a solution having a solids content of 25% by weight. **) CaCO 3 with 85% pigment particles ⁇ 1 ⁇ m, (Covercarb (r) 85-ME, from OMYA) ***) Kaolin with 65% pigment ⁇ 1 ⁇ m, (Lithopriht (r) EM, from OMYA)
  • Example 1 On the back of the pigment-coated base paper, a synthetic resin layer according to Example 1 was applied with a thickness of 34 microns and perforated. The perforation holes had a penetration depth of 64 ⁇ m.
  • the front side of the pigment coated base paper was coated with a synthetic resin layer in a laminator as in Example 2. The subsequent coating of the front side with an ink receiving layer was carried out as in Example 1.
  • Example 2 The preparation was carried out as in Example 2 with the difference that on the synthetic resin layer on the back of an aqueous coating composition was applied, the 70 wt.% Polyvinyl alcohol having a degree of saponification of 98 mol% and 29.9 wt.% Colloidal silica and 0.1 wt % Boric acid.
  • the coating weight of the obtained bar was 1 g / m 2 .
  • the perforation of the back side, the coating of the front side with the synthetic resin layer and the ink receiving layer according to Example 2 were carried out.
  • the preparation of the recording material was carried out as in Example 2, but without perforation of the backside synthetic resin layer.
  • the preparation of the recording material was carried out as in Example 4, but without perforation of the backside synthetic resin layer.
  • the preparation of the recording material was carried out as in Example 2, with the difference that not the back, but the front side was perforated.
  • Example 2 The preparation was carried out as in Example 2, with the difference that a pigment-free, polyvinyl alcohol-containing ink receiving layer was applied.
  • the recording papers according to the invention were printed in the HP 8250 ink-jet printer and examined for color locus shift.

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

Claims (13)

  1. Matériau d'impression, comprenant un papier support, qui est revêtu de résine synthétique, sur au moins sa face arrière, et au moins une couche d'impression d'images poreuse, sur la face avant du papier support, caractérisé en ce que seule la couche de résine synthétique arrière est perforée, sachant que les perforations parviennent jusque dans le papier support, la profondeur de pénétration des perforations étant au maximum de A + 0,75 x B (A = épaisseur de la couche de résine synthétique, B = épaisseur du papier support), la surface perforée représentant 0,1 à 2 % de la surface totale de la couche de résine synthétique, et la surface des perforations étant de 0,005 à 1,0 mm2.
  2. Matériau d'impression selon la revendication 1, caractérisé en ce que le papier support contient jusqu'à 40 % en poids, en particulier 5 à 20 % en poids de matière de charge, par rapport à la masse de matière cellulosique.
  3. Matériau d'impression selon l'une des revendications 1 et 2, caractérisé en ce qu'une autre couche, qui contient un liant hydrophile, est disposée entre le papier support et la couche de résine synthétique.
  4. Matériau d'impression selon la revendication 3, caractérisé en ce que ladite couche contient un pigment, qui appartient au groupe des oxydes métalliques, des silicates, carbonates, sulfites et sulfates.
  5. Matériau d'impression selon l'une des revendications 1 à 4, caractérisé en ce que la couche d'impression d'images contient des particules anorganiques fines et un liant hydrophile.
  6. Procédé pour la fabrication d'un matériau d'impression d'images, qui contient un papier support, qui est revêtu, au moins sur sa face arrière, d'une couche de résine synthétique, et au moins une couche d'impression d'images poreuse, caractérisé en ce qu'il comprend les étapes suivantes :
    - Revêtement du dos du papier support avec une couche de résine synthétique,
    - perforation de la couche de résine synthétique arrière, sachant que la profondeur de pénétration des perforations est au maximum de A + 0,75 x B (A = épaisseur de la couche de résine synthétique, B = épaisseur du papier support), la surface perforée représentant 0,1 à 2 % de la surface totale de la couche de résine synthétique, et la surface des perforations étant de 0,005 à 1,0 mm2,
    - revêtement de la face avant du papier support avec au moins une couche d'impression d'images poreuse.
  7. Procédé selon la revendication 6, caractérisé en ce que, sur la face avant du papier support, est disposée une couche de résine synthétique, sur laquelle est formée au moins une couche d'impression d'imagés poreuse.
  8. Procédé selon revendication 6 ou 7, caractérisé en ce que le papier support est pourvu, au moins sur une face, d'une couche, qui contient un liant hydrophile et un pigment.
  9. Procédé selon l'une des revendications 6 à 8, caractérisé en ce qu'une autre couche fonctionnelle est appliquée sur la couche arrière perforée.
  10. Procédé selon la revendication 9, caractérisé en ce que la couche fonctionnelle contient un liant soluble à l'eau et / ou dispersif dans l'eau et un pigment.
  11. Procédé selon la revendication 10, caractérisé en ce que le liant est un latex au styrène butadiène, un latex au styrène acrylique, un alcool polyvinylique et / ou un dérivé cellulosique.
  12. Procédé selon l'une des revendications 9 à 11, caractérisé en ce que le poids de la couche fonctionnelle appliquée est de 0,05 à 3 g /m2, en particulier de 0,1 à 2,0 g /m2.
  13. Procédé selon l'une des revendications 8 à 12, caractérisé en ce que la couche d'impression d'images présente des particules anorganiques fines et contient un liant hydrophile.
EP07821064A 2006-10-13 2007-10-09 Materiau d'impression a jet d'encre dote d'une couche arriere perforee en resine synthetique Not-in-force EP2076398B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP07821064A EP2076398B1 (fr) 2006-10-13 2007-10-09 Materiau d'impression a jet d'encre dote d'une couche arriere perforee en resine synthetique

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP06122286 2006-10-13
EP07821064A EP2076398B1 (fr) 2006-10-13 2007-10-09 Materiau d'impression a jet d'encre dote d'une couche arriere perforee en resine synthetique
PCT/EP2007/060695 WO2008043751A1 (fr) 2006-10-13 2007-10-09 Matériau d'impression à jet d'encre doté d'une couche arrière perforée en résine synthétique

Publications (2)

Publication Number Publication Date
EP2076398A1 EP2076398A1 (fr) 2009-07-08
EP2076398B1 true EP2076398B1 (fr) 2011-11-30

Family

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Application Number Title Priority Date Filing Date
EP07821064A Not-in-force EP2076398B1 (fr) 2006-10-13 2007-10-09 Materiau d'impression a jet d'encre dote d'une couche arriere perforee en resine synthetique

Country Status (5)

Country Link
US (1) US8197919B2 (fr)
EP (1) EP2076398B1 (fr)
JP (1) JP4963323B2 (fr)
AT (1) ATE535382T1 (fr)
WO (1) WO2008043751A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008043751A1 (fr) 2006-10-13 2008-04-17 Felix Schoeller Jr. Foto- Und Spezialpapiere Gmbh & Co. Kg Matériau d'impression à jet d'encre doté d'une couche arrière perforée en résine synthétique
EP2428840A1 (fr) * 2010-09-10 2012-03-14 Felix Schoeller jr Foto- und Spezialpapiere GmbH & Co. KG Matériau de support pour papier photographique à l'halogénure d'argent revêtu des deux côtés
EP2670606B1 (fr) 2011-01-31 2020-08-19 Hewlett-Packard Development Company, L.P. Supports d'impression électrophotographique
EP2506078B1 (fr) * 2011-03-30 2013-09-25 Schoeller Technocell GmbH & Co. KG Matériau d'enregistrement pour un procédé d'impression électrographique
WO2013154583A1 (fr) 2012-04-13 2013-10-17 Hewlett-Packard Development Company, L.P. Support d'enregistrement

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0605840A3 (fr) * 1992-12-25 1994-12-14 Mitsubishi Paper Mills Ltd Feuille d'enregistrement à jet d'encre.
AU688172B2 (en) * 1994-12-15 1998-03-05 New Oji Paper Company Limted Removable adhesive sheet
JP2000019684A (ja) * 1998-07-07 2000-01-21 Mitsubishi Paper Mills Ltd 画像材料用支持体
JP2000301829A (ja) 1999-04-23 2000-10-31 Mitsubishi Paper Mills Ltd インクジェット記録媒体
US6773771B1 (en) 1999-04-27 2004-08-10 Mitsubishi Paper Mills Limited Ink-jet recording sheet
JP2002225423A (ja) 2001-01-31 2002-08-14 Mitsubishi Paper Mills Ltd インクジェット用記録材料
JP4098970B2 (ja) 2001-06-19 2008-06-11 富士フイルム株式会社 インクジェット記録用シート
JP2003034073A (ja) 2001-07-25 2003-02-04 Mitsubishi Paper Mills Ltd インクジェット用記録材料
US6991330B2 (en) 2002-04-26 2006-01-31 Mitsubishi Paper Mills Limited Ink-jet recording material for proof
JP2004034073A (ja) 2002-07-02 2004-02-05 Daihen Corp パルスアーク溶接制御方法
US20060073313A1 (en) * 2004-10-06 2006-04-06 Nasser Nabil F Photo realistic paper for printing and copying images
WO2008043751A1 (fr) 2006-10-13 2008-04-17 Felix Schoeller Jr. Foto- Und Spezialpapiere Gmbh & Co. Kg Matériau d'impression à jet d'encre doté d'une couche arrière perforée en résine synthétique

Also Published As

Publication number Publication date
JP2010505671A (ja) 2010-02-25
ATE535382T1 (de) 2011-12-15
WO2008043751A1 (fr) 2008-04-17
WO2008043751A9 (fr) 2008-06-19
US20100003427A1 (en) 2010-01-07
US8197919B2 (en) 2012-06-12
JP4963323B2 (ja) 2012-06-27
EP2076398A1 (fr) 2009-07-08

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