EP2043876A1 - Wärmeempfindliches aufzeichnungsmaterial - Google Patents
Wärmeempfindliches aufzeichnungsmaterialInfo
- Publication number
- EP2043876A1 EP2043876A1 EP07785875A EP07785875A EP2043876A1 EP 2043876 A1 EP2043876 A1 EP 2043876A1 EP 07785875 A EP07785875 A EP 07785875A EP 07785875 A EP07785875 A EP 07785875A EP 2043876 A1 EP2043876 A1 EP 2043876A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- recording material
- material according
- pigments
- pigment
- layer
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
- B41M5/40—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used characterised by the base backcoat, intermediate, or covering layers, e.g. for thermal transfer dye-donor or dye-receiver sheets; Heat, radiation filtering or absorbing means or layers; combined with other image registration layers or compositions; Special originals for reproduction by thermography
- B41M5/42—Intermediate, backcoat, or covering layers
Definitions
- thermosensitive recording material comprising a flächi ⁇ gene carrier, a thermoreactive layer on at least one side of the flat carrier and a formed between the sheet-like carrier and the respective thermal reaction ⁇ layer intermediate layer, which contains embedded Hohlku ⁇ gel pigments in a binder, and optionally layers with further layers and / or upper ⁇ .
- a heat-sensitive recording material of the type described above results from the US-A-6 759 366. This has on the top and the bottom of Trä ⁇ gersubstrats each have a thermal reaction layer.
- the carrier substrate is based above ⁇ preferably on cellulose. It is thermally insulating. This ensures that only a symbol appears on the printed page during thermal printing.
- a primer layer is formed between the carrier substrate and the thermal reaction layers, which serves to improve the adhesion of the layers. It is also intended to protect the thermal reaction layer from the action of active ingredients of the substrate.
- the primer layers are made from an aqueous mixture containing mainly clays.
- the known heat-sensitive recording material may have so-called top coats which bring about further desirable properties of the material.
- the heat-sensitive recording material known from US Pat. No. 6,759,366 has several disadvantages. Thus, the above-mentioned insulating properties are not satisfactory. When using a thin carrier substrate with normal insulating ability, it is necessary to form the primer layers with a high weight order, otherwise there would be an undesirable breakdown from one side to the other. If one were to choose a stronger carrier substrate, then this would be associated with higher costs, an undesirably high rigidity of the material and a poor nestling of the thermal head to the substrate surface. In addition, difficulties may arise in the simultaneous formation of the clay-containing intermediate layers when applying the respective coating slips, so that the rheological properties of the coating slips must be controlled in a targeted and costly manner.
- the invention is therefore based on the object, the abovementioned Aufzeich ⁇ tion material so educate that the disadvantages mentioned are eliminated.
- a satisfactory insulating effect should be ensured with the smallest possible weight per unit area of the intermediate layers and low weight per unit area of the flat carrier and a sufficiently adsorptive fixing capacity for the materials present in the molten state.
- the intermediate layers are intended to favor the opacity of the entire recording material, so that a show through of the respective inscriptions of the two sides of the recording material is as far as possible excluded. It should be a desirable high optical density, good runnability in the thermal printer, in particular without deposition or sticking to the thermal printing in the application, as well as a homogeneous or uniform appearance of the thermal expression possible.
- the recording material should be inexpensive to produce. In particular, there should be the possibility of simultaneous formation of the mutual intermediate layers and / or the thermal reaction layers at a high coating speed.
- this object is achieved by a heat-sensitive recording material of the type described above in that the hollow sphere pigments are present as a composite pigment, wherein nanoscale pigment particles adhere to the surface of an organic hollow sphere pigment.
- the core idea of the invention is the special formation of the intermediate layer between the thermal reaction layer and the flat support, wherein at least one intermediate layer contains composite pigments of the type described in a suitable binder, i. It is a composite pigment whose core is an organic hollow sphere pigment, on the surface of which nanoscale pigment particles adhere.
- the binder of the intermediate layer is in the form of a synthetic and / or natural polymer.
- the invention is in the selection essentially as long as the desirable thermoreaction is not impaired.
- a binder in the form of water-soluble starches, starch derivatives, hydroxyethylcelluloses, polyvinyl alcohols, modified polyvinyl alcohols, acrylamide (meth) acrylate copolymers and / or acrylamide-acrylate-methacrylate terpolymers is preferred.
- Such materials result in a coating that is water soluble.
- the intermediate layers ⁇ lead training on a water structure adjacent to such materials.
- Example ⁇ example to latices such as polyacrylate, styrene-acrylate ester copolymers, styrene-butadiene copolymers, polyurethanes, acrylate-butadiene copolymers, polyvinyl acetates and / or acrylonitrile-butadiene copolymers and the like.
- the binder serves to ⁇ special to connect the intermediate layers favorably with the flat support, but also to ensure optimal binding to the subsequent layer. It is the expert's intention to use here in a particular case a particularly suitable binder or a binder mixture.
- the organic hollow sphere pigments which constitute the core of the composite pigments used according to the invention are known in the prior art. Hitherto, such organic hollow-sphere pigments on whose surface nanoscale pigment particles are not known, such as are used in the context of the invention as "composite pigments.”
- aqueous dispersions of the composite pigment can be used after inclusion
- the aqueous fraction of the dispersion of the composite pigments is evaporated, with the result that the aqueous phase contained within the hollow spheres of the composite pigments evaporates
- the composite pigment preferably has a spherical equivalent diameter of about 1 to 10 ⁇ m, in particular of about 1.5 to 2.5 ⁇ m, and the hollow spheres contained therein preferably have a spherical equivalent diameter of about 0.7 to 5 microns, in particular about 0.8 to 1.5 microns.
- the organic hollow-sphere pigments have a void volume of about 20 to 70%, in particular from about 20 to 55%.
- the wall material of the organic hollow sphere pigments is designed such that on the one hand it has the required strength, on the other hand the outlet of the aqueous originally contained therein Phase allows what is achieved by a sufficient porosity.
- the preparation of such organic hollow sphere pigments is well known in the art. Thereafter, their wall material generally consists of organic polymers, in particular based on styrene-acrylic resins. Other wall materials can also be used, as far as the required thermal reaction is concerned.
- demzufol ⁇ ge not pure organic hollow-sphere pigments which are known in the art, used, but organic hollow-sphere pigments which are superficially modified.
- the person skilled in the art has no problems in producing the composite pigment used according to the invention from the organic hollow-sphere pigments of the prior art in order to meet the requirements of the present invention.
- the organic hollow-sphere pigments can also be applied to the surface of the organic hollow-sphere pigments in aqueous media. This can be done by inclusion of a suitable adhesive.
- the expert is also not subject to any significant restrictions when selecting the adhesives.
- it is a copolymer based on the reaction of one or more dicarboxylic acids as monomer and one or more monomers in the form of diamine, triamine, dialkanolamine and / or trialkanolamine.
- Preferred among these amines is the diamine monomer in the form of diethanolamine and / or triethanolamine.
- a copolymer on the basis of a polyamide of particular advantage and this is due to saturated or unsaturated, branched or unbranched C 2 -C 0 dicarboxylic acids, in particular in the form of adipic acid and the amine indicated.
- the entire production of the composite pigment is preferably carried out in an aqueous dispersion, incorporated in conventional homogenization measures.
- the aqueous coating dispersion for forming the intermediate layers may contain other additives in order to optimize them.
- the surfaces of the organic hollow sphere pigments may be, for example, carboxylate groups.
- the functional groups cause them to adhere sufficiently firmly to the surface of the organic hollow-sphere pigments.
- the ultimately obtained composite pigment is not critically limited in its diameter. It has been found that the composite pigment preferably has a spherical equivalent diameter of about 1 to 10 ⁇ m, in particular of 1.5 to 2.5 ⁇ m.
- the nanoscale pigment particles by means of which the known organic hollow-sphere pigments are surface-modified and optimized with respect to their surface properties are as follows: These are, in particular, alkaline earth metal carbonates, in particular calcium carbonate and / or magnesium carbonate, dolomite, crystalline and / or amorphous aluminum hydroxide , synthetic and / or natural field silicates, calcium and / or magnesium sulfate, titanium dioxide, calcined clays, clays, talc, mica, zinc oxide, transparent iron pigments, coloring pigments, synthetic pigments based on polystyrene and / or based on urea Represent formaldehyde resins.
- alkaline earth metal carbonates in particular calcium carbonate and / or magnesium carbonate, dolomite, crystalline and / or amorphous aluminum hydroxide , synthetic and / or natural field silicates, calcium and / or magnesium sulfate, titanium dioxide, calcined clays, clays, talc, mica, zinc
- the calcium carbonate in the form of precipitated and / or natural calcium carbonate in particular with calcitic, vateri- tical or aragonitic crystal structure, and / or in the form of ground natural calcium carbonate present.
- the spherical equivalent diameter of the nanoscale pigment particles the invention is not subject to any critical limitation. It is preferred if their spherical equivalent diameter is about 20 to 500 nm, especially about 150 to 300 nm.
- composite pigment in the form of surface-modified organic hollow-sphere pigments: If this is referred to as “hollow spheres”, this should be understood as far as possible.
- these include expressly spherical or spherical structures, on the other hand, hollow-spherical particles, such as those which have a hollow hemispherical structure. It is crucial for the desired purposes that the "hollow spheres" or corresponding structures in the heat-sensitive recording material, in particular the allow desirable insulating ability due to air bubbles and to ⁇ the effect of the further modifying properties by the application of noskaliger particles on the surface. As a result, positively affecting surface properties are set herewith.
- both intermediate layers of the heat-sensitive recording material of the present invention contain the designated composite pigments.
- the quantitative inclusion of these pigments is not subject to any critical limitation.
- at least one of the intermediate layers contains the composite pigments in an amount of from 5 to 90% by weight, in particular from about 80 to 50% by weight, based on the dry mass of the intermediate layer material.
- the flat carrier of the recording material has on both sides a thermal reaction layer with intermediate layers containing composite pigments.
- further additives may be included in the recording material according to the invention within the scope of purely expert considerations for property favorability, in particular optical brighteners.
- At least one of the intermediate layers contains further pigments for controlling the porosity and the adsorption capacity of the intermediate layer.
- the optimization of the porosity and the absorbency behavior has an advantageous effect on the quality of the printed image and on the runnability in the thermal printer.
- the printed image is fixed by an optimized porosity in a particularly advantageous manner.
- the other pigments which may be present in the intermediate layer are in the form of natural or precipitated calcium carbonate, clays or calcined clays, diatomaceous earths, alumina, aluminum hydroxide, silicas, magnesium silicates and / or magnesium carbonates.
- Organic pigments may also be suitable, such as urea-formaldehyde condensates and the like.
- the further pigments are optimized with respect to the spherical equivalent diameter and adjusted to a spherical equivalent diameter of about 0.1 to 10 .mu.m, in particular from about 1 to 5 .mu.m.
- the selection of the material of the flat carrier is not critical.
- it can be a paper carrier based on cellulose fibers, a synthetic paper carrier, whose fibers consist, in particular, wholly or partly of synthetic fibers, but can also be a plastic film.
- the planar support, the intermediate layers and the thermoreactive layers are optimized with respect to their basis weight.
- the sheet carrier has a basis weight of about 20 to 600 g / m 2 , in particular from about 40 to 300 g / m 2
- the intermediate layers have a basis weight of about 1 to 10 g / m 2 , in particular of about 2 to 6 g / m 2
- / or the thermal reaction layers have a basis weight of 1 to 8 g / m 2 , in particular about 2 to 6 g / m 2 .
- the weight per unit area of the heat-sensitive recording material according to the invention is preferably between about 30 and 650 g / m 2 , in particular between about 40 and 100 g / m 2 , to meet the practical requirements.
- it may be an outer layer that has the function of a protective layer.
- a protective layer Such one advantageously consists of film-forming polymers, such as polyvinyl alcohols, modified polyvinyl alcohols, polyacrylates and polyurethanes, into which pigments are still incorporated, it being expedient to crosslink the film-forming polymer.
- the function of the protective layer is particularly favorable if the film-forming polymer is substantially crosslinked. Crosslinking generally takes place by incorporation of crosslinking promoting agents during the drying of the coating used in the formation of the protective layer.
- color formers in the form of 2-anilino-3-methyl-6-diethyl-amino-fluoran, 2-anilino-3-methyl-6-di-n-buthylamino-fluoran, 2-anilino-3-methyl 6- (N-ethyl-, N -pidino-amino-amino) -fluoran, 2-anilino-3-methyl-6- (N-methyl-, N-propyl-amino) -fluoran, and / or 3.3-bis- ( 4-dimethylaminophenyl) -6-dimethyl-amino-phthalide, and the color developers in the form of phenol derivatives such as 2,2-bis- (4-hydroxyphenyl) -propane, bis- (4-hydroxyphenyl) -sulfone, 4-hydroxy- 4 '-iso-propoxy diphenyl sulfone, bis (3-allyl-4-hydroxy-phenyl) sul
- phenol derivatives such
- the sensitizing melt aids are present, for example, in the form of 2-benzyloxy-naphthalene (BON), p-benzylbiphenyl (PBBP), oxalic acid dibenzyl ester, oxalic acid di (p-methylbenzyl) ester, 1,2-bis (phenoxy-methyl) benzene, 4- (4-tolyloxy) biphenyl, ethylene glycol diphenyl ether, ethylene glycol m-tolyl ether and 1,2-bis (3,4-dimethylphenyl) ethane and the lubricants in the form of fatty acid amides, such as Stearic acid amide, fatty acid alkanolamides, such as.
- fatty acid amides such as Stearic acid amide, fatty acid alkanolamides, such as.
- ethylene bis-alkanoylamides such as.
- B. ethylene-bis-stearoylamide synthetic waxes, such as.
- paraffin waxes of different melting points ester waxes of different molecular weights
- ethylene waxes propylene waxes of different hardness or natural waxes
- carnauba wax and / or fatty acid metal soaps such as.
- the rheology aids in the form of water-soluble hydrocolloids, such as starches, starch derivatives, sodium alginates, polyvinyl alcohols, methylcelluloses, hydroxyethyl or Hydroxypropylmethylcel- luvant, carboxymethylcelluloses, poly (meth) acrylates, the optical brightener in Form of whitening z.
- water-soluble hydrocolloids such as starches, starch derivatives, sodium alginates, polyvinyl alcohols, methylcelluloses, hydroxyethyl or Hydroxypropylmethylcel- lulosen, carboxymethylcelluloses, poly (meth) acrylates, the optical brightener in Form of whitening z.
- diaminostilbene-disulfonic acid distyryl-biphenyls, benzoxazole derivatives
- the fluorescent substances in the form of daylight fluorescent pigments of different shades or fluorescent fibers
- the aging inhibitors in the form of sterically hindered phenols, such as 1.1.3- tris- (2-methyl- 4-hydroxy-5-cyclohexyl-phenyl) -butane, 1,1,3-tris- (2-methyl-4-hydroxy-5-tert-butyl-phenyl) -butane, 1,1'-bis (2-methyl-) 4-hydroxy-5-tert-butyl-phenyl) -butane and 1,1'-bis (4-hydroxyphenyl) -cyclohexane.
- thermosensitive recording material of the invention that was shown above, present. It is expedient in individual cases to form further layers of on-line or off-line on the thermal reaction layer as a protective layer and / or as a printability-promoting layer.
- thermosensitive recording material of the invention A variety of methods are available to those skilled in the art to prepare the thermosensitive recording material of the invention. For example, on-line in the paper machine both sides of the carrier substrate can be provided simultaneously with the coating compound for forming the intermediate layers. It is also possible first to provide the one and then the other side of the carrier substrate with intermediate layers. The respective order procedure is therefore subject to no restrictions and can be carried out in the usual way. The same applies to the formation of the thermal reaction layer, in which an aqueous dispersion containing the necessary and promoting constituents is applied and dried in a conventional manner. The expert therefore requires no further technical see instructions.
- the advantages associated with the present invention can be summarized essentially as follows:
- the two thermal reaction layers are excellently isolated in the thermal printing process. This leads to high quality prints. This is achieved with a small basis weight of the intermediate layers.
- the interlayers further favor the opacity of the recording material so that bleed through of the respective labels of the two sides of the recording material is reduced or largely eliminated.
- the recording material is economical and technically easy to produce. len. This can be done with high coating speeds, which applies to all layers.
- the chemical modification of the surface of the organic hollow sphere pigments with nanoscale particles leads to a porous structure of the intermediate layer and thereby favors the adsorption of the melt forming in the thermo layer in the application case, thereby ensuring optimal runnability in the thermal printer, in particular without deposition or sticking the thermal print head, as well as a homogeneous appearance of the thermal printing is achieved.
- due to the high thermal insulating effect of the composite pigments used in the invention from the intermediate layer the dissipation of heat energy from the thermal layer is prevented, whereby a recording material with high dynamic sensitivity is obtained.
- Average diameter about 1 ⁇ m, wall diameter: about 0.1 ⁇ m * 3 optical brightener (anionic stilbene derivative) (Clariant) * 4 Sterocoll type (BASF) (copolymer of acrylic esters and carboxylic acids) pH: 7 , 7; Brookfield viscosity (100 rpm, spindle 3, 20 ° C.): 550 mPas;
- Recipe 4 analogous recipe 2, but with about 5 g / m 2 order
- Recipe 5 analogous recipe 2, but with about 7 g / m 2 order
- the order of an application suspension for forming the intermediate layer of a thermal paper was carried out on one side on-line in the paper machine by means of a Film press at an operating speed of 1000 m / min on a paper ⁇ web of a basis weight of 65 g / m 2 . After application of the aqueous application suspension was carried out in the usual way, the drying process of the popu ⁇ coated paper support.
- a coating dispersion A is prepared by milling 25 parts by weight of 2-anilino-3-methyl-6- (N-ethyl-, N-isopentyl-amino) -fluoran with 45 parts by weight of a 15% aqueous polyvinyl alcohol solution in a ball Mill produced to an average particle size of 1.5 microns.
- a coating dispersion B is prepared by milling 50 parts by weight of 2,2-bis (4-hydroxyphenyl) propane together with 35 parts by weight of benzyl naphthyl ether 90 parts by weight of a 15% polyvinyl alcohol aqueous solution and 24 Parts by weight of water in a mill to an average particle size of 1.5 microns.
- a heat-sensitive coating dispersion was prepared using dispersions A and B according to the following recipe.
- Dry content about 32.2% by weight; pH: 8.6; Brookfield viscosity (100 rpm, spindle 3, 20 ° C.): 420 mPas; Surface tension (static ring method according to Du Noüy) 47 mN / m.
- thermosensitive coating suspension thus obtained was used to prepare a thermosensitive recording material in the form of a thermal paper.
- the order was carried out at about 5.0 g / m 2 (otro) with the aid of an in-line curtain coating coating unit.
- the application speed was 1200 m / min. After the application of the aqueous coating dispersion, the drying process of the coated paper carrier took place in a customary manner.
- thermal papers Example 1-5 are obtained from Table 1. Prior to printing, all papers were brought to comparable smoothness (350 ⁇ 30 Bekks).
- the thermal prints were generated on an Atlantek Thermo Test Printer Model 200 (Atlantek USA). A Kyocera thermal head of 200 dpi was used.
- Dynamic Sensitivity The dynamic image density (optical density) was measured on a Gretag Macbeth densitometer type D19C on a checkerboard pattern produced with the Atlantek test printer at 0.25 mJ / dot and 0.50 mJ / dot.
- Bar Code Readability A bar code sample printout (code UPC-A and code 39) was generated at 0.60 mJ / dot energy on the Atlantek test printer.
- the evaluation was carried out with the bar code tester REA PC-Scan (REA Elektronik Germany) in accordance with ISO 15416.
- the laser scanner operates at a wavelength of 670 nm.
- the evaluation was carried out on the basis of the scan reflection profile class (descending quality of the barcode): A (4) , B (3), C (2), D (I), E (O).
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
- Laminated Bodies (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102006032521A DE102006032521B3 (de) | 2006-07-12 | 2006-07-12 | Wärmeempfindliches Aufzeichnungsmaterial |
PCT/EP2007/005796 WO2008006474A1 (de) | 2006-07-12 | 2007-06-29 | Wärmeempfindliches aufzeichnungsmaterial |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2043876A1 true EP2043876A1 (de) | 2009-04-08 |
EP2043876B1 EP2043876B1 (de) | 2010-11-17 |
Family
ID=38572822
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP07785875A Active EP2043876B1 (de) | 2006-07-12 | 2007-06-29 | Wärmeempfindliches aufzeichnungsmaterial |
Country Status (8)
Country | Link |
---|---|
US (1) | US20100048394A1 (de) |
EP (1) | EP2043876B1 (de) |
CN (1) | CN101489797B (de) |
AT (1) | ATE488378T1 (de) |
BR (1) | BRPI0713163B1 (de) |
DE (2) | DE102006032521B3 (de) |
ES (1) | ES2355307T3 (de) |
WO (1) | WO2008006474A1 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009034700B4 (de) * | 2008-07-25 | 2013-08-22 | Bene_Fit Systems Gmbh & Co. Kg | Nanoskalige Calcium- und/oder Magnesiumverbindungen zur Verwendung als Flammschutz in Polymeren |
EP2172517B1 (de) | 2008-10-06 | 2018-11-21 | Rohm and Haas Company | Verbundstoffpartikel |
UY34399A (es) | 2011-10-26 | 2013-05-31 | Akzo Nobel Coatings Int Bv | Revestimientos Mejorados de Bajo Costo Energético Libres de Solvente |
DE102013002297A1 (de) | 2013-02-08 | 2014-08-14 | Papierfabrik August Koehler Se | Wärmeempfindliches Aufzeichnungsmaterial |
JP5823086B1 (ja) | 2014-03-17 | 2015-11-25 | 日本製紙株式会社 | 感熱記録体 |
DE102014108341A1 (de) * | 2014-06-13 | 2015-12-17 | Papierfabrik August Koehler Se | CF-Papier |
EP3858473A4 (de) | 2018-09-28 | 2022-03-30 | Zeon Corporation | Hohlteilchen, verfahren zu ihrer herstellung und wässrige dispersion mit hohlteilchen |
CN112659775A (zh) * | 2020-12-17 | 2021-04-16 | 合肥菲力姆科技有限公司 | 一种可高温变色的医用热敏胶片 |
CN113174066A (zh) * | 2021-04-26 | 2021-07-27 | 理光感热技术(无锡)有限公司 | 一种复合中空球的制备方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4722943A (en) * | 1987-03-19 | 1988-02-02 | Pierce & Stevens Corporation | Composition and process for drying and expanding microspheres |
JP2755396B2 (ja) * | 1988-09-29 | 1998-05-20 | 三菱製紙株式会社 | 感熱記録材料 |
EP0512696A1 (de) * | 1991-05-06 | 1992-11-11 | Ncr International Inc. | Verbessertes Wärmeempfindliches Aufzeichnungsmaterial |
DE19517040C2 (de) * | 1995-05-10 | 1997-07-03 | Schoeller Felix Jun Foto | Trägermaterial zur Herstellung von Farb-Prüfdrucken im Analog-Prüfsystem |
WO2001007154A1 (en) * | 1999-07-28 | 2001-02-01 | Akzo Nobel N.V. | Expanded hollow micro sphere composite beads and method for their production |
WO2002014081A1 (fr) * | 2000-08-11 | 2002-02-21 | Oji Paper Co., Ltd. | Equipement de gravure thermique |
US6759366B2 (en) * | 2001-12-18 | 2004-07-06 | Ncr Corporation | Dual-sided imaging element |
US7041349B2 (en) * | 2002-06-10 | 2006-05-09 | Oji Paper Co., Ltd. | Thermal transfer image recording composite sheet |
EP1545897A1 (de) * | 2002-10-02 | 2005-06-29 | General Data Company, Inc. | Haltbares laminat und verfahren für seine herstellung und verwendung |
-
2006
- 2006-07-12 DE DE102006032521A patent/DE102006032521B3/de not_active Expired - Fee Related
-
2007
- 2007-06-29 AT AT07785875T patent/ATE488378T1/de active
- 2007-06-29 ES ES07785875T patent/ES2355307T3/es active Active
- 2007-06-29 BR BRPI0713163-1A patent/BRPI0713163B1/pt active IP Right Grant
- 2007-06-29 US US12/307,802 patent/US20100048394A1/en not_active Abandoned
- 2007-06-29 CN CN2007800262248A patent/CN101489797B/zh active Active
- 2007-06-29 WO PCT/EP2007/005796 patent/WO2008006474A1/de active Application Filing
- 2007-06-29 EP EP07785875A patent/EP2043876B1/de active Active
- 2007-06-29 DE DE502007005690T patent/DE502007005690D1/de active Active
Non-Patent Citations (1)
Title |
---|
See references of WO2008006474A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO2008006474A1 (de) | 2008-01-17 |
US20100048394A1 (en) | 2010-02-25 |
ATE488378T1 (de) | 2010-12-15 |
EP2043876B1 (de) | 2010-11-17 |
ES2355307T3 (es) | 2011-03-24 |
DE102006032521B3 (de) | 2008-04-03 |
BRPI0713163B1 (pt) | 2018-01-02 |
DE502007005690D1 (de) | 2010-12-30 |
CN101489797A (zh) | 2009-07-22 |
BRPI0713163A2 (pt) | 2012-04-03 |
CN101489797B (zh) | 2011-09-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2043876B1 (de) | Wärmeempfindliches aufzeichnungsmaterial | |
DE60218221T2 (de) | Wärmeempfindliches aufzeichnungsmaterial | |
EP2993055B1 (de) | Bahnförmiges wärmeempfindliches Aufzeichnungsmaterial mit Schutzschicht | |
EP2993054B1 (de) | Bahnförmiges wärmeempfindliches Aufzeichnungsmaterial mit mindestens zwei Lagen | |
EP1720713B1 (de) | Verfahren zur herstellung eines thermopapiers | |
WO2011067004A1 (de) | Wärmeempfindliches aufzeichnungsmaterial mit barrierebeschichtung | |
EP2279877B1 (de) | Wärmeempfindliches Aufzeichnungsmaterial | |
DE60222210T2 (de) | Wärmeempfindliches Aufzeichnungsmaterial | |
EP2953797B1 (de) | Wärmeempfindliches aufzeichnungsmaterial | |
DE60032686T2 (de) | Wärmeempfindliches aufzeichnungsmaterial | |
EP2033801B1 (de) | Wärmeempfindliches Aufzeichnungsmaterial | |
DE60315695T2 (de) | Wärmeempfindliches aufzeichnungsmedium | |
DE60008610T2 (de) | Beidseitiges Aufzeichnungsmedium | |
DE102005050418A1 (de) | Wärmeempfindliches Aufzeichnungsmaterial | |
EP4384398A2 (de) | Wärmeempfindliches aufzeichnungsmaterial, verfahren zum entfärben eines wärmeempfindlichen aufzeichnungsmaterials, faserstoffmischung, verfahren zur herstellung eines recyclingpapiers und recyclingpapier | |
WO2022262908A2 (de) | Wärmeempfindliche aufzeichnungsmaterialien | |
EP2033802B1 (de) | Wärmeempfindliches Aufzeichnungsmaterial mit Rückseitenbeschichtung | |
EP2329955B1 (de) | Wärmeempfindliches Aufzeichnungsmaterial mit Authentizitätsmerkmal | |
EP1543984B1 (de) | Wärmempfindliches Aufzeichnungsmaterial zur beidseitigen Bedruckung | |
DE10392446T5 (de) | Thermisches Aufzeichnungsmaterial für den Offset-Druck | |
DE102021133333A1 (de) | Bahnförmiges wärmeempfindliches Aufzeichnungsmaterial | |
WO2021191085A1 (de) | Verwendung von n-(p-toluolsulfonyl)-n'-(3-p-toluolsulfonyloxyphenyl)harnstoff als farbentwickler in einem wärmeempfindlichen aufzeichnungsmaterial | |
DE102021133751A1 (de) | Wärmeempfindliches Aufzeichnungsmaterial | |
WO2017081064A1 (de) | Wärmeempfindliches aufzeichnungsmaterial | |
EP2480415A1 (de) | Wärmeempfindliches aufzeichnungsmaterial mit rückseitenbeschichtung |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20090212 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL BA HR MK RS |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
DAX | Request for extension of the european patent (deleted) | ||
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D Free format text: NOT ENGLISH |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: EP |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FG4D |
|
REF | Corresponds to: |
Ref document number: 502007005690 Country of ref document: DE Date of ref document: 20101230 Kind code of ref document: P |
|
REG | Reference to a national code |
Ref country code: NL Ref legal event code: VDEP Effective date: 20101117 |
|
REG | Reference to a national code |
Ref country code: ES Ref legal event code: FG2A Ref document number: 2355307 Country of ref document: ES Kind code of ref document: T3 Effective date: 20110324 |
|
LTIE | Lt: invalidation of european patent or patent extension |
Effective date: 20101117 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20101117 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: PT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20110317 Ref country code: SE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20101117 Ref country code: CY Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20101117 Ref country code: NL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20101117 Ref country code: LV Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20101117 Ref country code: SI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20101117 Ref country code: BG Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20110217 Ref country code: IS Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20110317 |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FD4D |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20110218 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: EE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20101117 Ref country code: CZ Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20101117 Ref country code: IE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20101117 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20101117 Ref country code: RO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20101117 Ref country code: PL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20101117 Ref country code: DK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20101117 |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
26N | No opposition filed |
Effective date: 20110818 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R097 Ref document number: 502007005690 Country of ref document: DE Effective date: 20110818 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20101117 |
|
BERE | Be: lapsed |
Owner name: PAPIERFABRIK AUGUST KOEHLER A.G. Effective date: 20110630 |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: PL |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: BE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20110630 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: CH Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20110630 Ref country code: LI Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20110630 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MC Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20110630 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20110629 |
|
REG | Reference to a national code |
Ref country code: AT Ref legal event code: MM01 Ref document number: 488378 Country of ref document: AT Kind code of ref document: T Effective date: 20120629 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: TR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20101117 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: HU Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20101117 Ref country code: AT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20120629 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 10 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 11 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 12 |
|
P01 | Opt-out of the competence of the unified patent court (upc) registered |
Effective date: 20230602 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20230622 Year of fee payment: 17 Ref country code: DE Payment date: 20230629 Year of fee payment: 17 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FI Payment date: 20230626 Year of fee payment: 17 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: IT Payment date: 20230620 Year of fee payment: 17 Ref country code: GB Payment date: 20230620 Year of fee payment: 17 Ref country code: ES Payment date: 20230720 Year of fee payment: 17 |