A description is given of a heat-sensitive recording material, comprising phenol-free organic color developers, more particularly comprising a color developer mixture comprising phenol-free organic color developers, of a heat-sensitive recording layer and also of a coating composition for producing it, of the use of the heat-sensitive recording material, of the use of an organic color developer of a formula I for improving the resistance of the printed image of a heat-sensitive recording material, and of a method for producing heat-sensitive recording material.
C09D 11/106 - Encres d’imprimerie à base de résines artificielles contenant des composés macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
C09D 11/037 - Encres d’imprimerie caractérisées par des particularités autres que la nature chimique du liant caractérisées par le pigment
C09D 129/04 - Alcool polyvinyliqueHomopolymères ou copolymères partiellement hydrolysés d'esters d'alcools non saturés avec des acides carboxyliques saturés
A heat-sensitive recording material having a carrier substrate and a fusible layer disposed on one side of the carrier substrate. The fusible layer comprises an amide wax having a melting point in the range from 60° C. to 180° C., an inorganic pigment, and a polymeric binder.
B41M 5/36 - Thermographie utilisant une pellicule polymère qui peut être sous forme de particules et qui est soumise à une modification de forme ou de structure avec modification de ses caractéristiques, p. ex. de ses caractéristiques d'hydrophobie-hydrophilie, de ses caractéristiques de solubilité ou de perméabilité
3.
HEAT-SENSITIVE RECORDING MATERIAL, AND HEAT-SENSITIVE RECORDING LAYER AND COATING COMPOSITION FOR PRODUCING SAME, CORRESPONDING USES AND METHOD
The invention relates to a heat-sensitive recording layer comprising phenol-group-free organic color developers, to a coating composition for producing the heat-sensitive recording layer, and to a heat-sensitive recording material, in particular thermal paper, comprising the heat-sensitive recording layer. The invention also relates to the use of the heat-sensitive recording layer to produce the heat-sensitive recording material, to a method for producing the heat-sensitive recording material, and to the use of the heat-sensitive recording material in thermal paper applications. Because of its composition, the heat-sensitive recording material has particularly good recyclability and is highly environmentally friendly.
The present invention relates to a heat-sensitive recording material comprising or consisting of a) a carrier substrate (preferably paper substrate) and b) a fusible layer disposed on one side of the carrier substrate or paper substrate, wherein the fusible layer comprises or consists of i) an amide wax having a melting point in the range from 60 C to 180 C, ii) an inorganic pigment and iii) a polymeric binder. The present invention additionally relates to a coating composition for producing a corresponding fusible layer, to a process for producing a heat-sensitive recording material and to the use of a heat- sensitive recording material.
B41M 5/50 - Feuilles d'enregistrement caractérisées par les revêtements utilisés pour améliorer la réceptivité aux encres, aux colorants ou aux pigments, p. ex. pour jet d'encre ou pour l'enregistrement par transfert thermique de colorants
C09D 7/61 - Adjuvants non macromoléculaires inorganiques
The invention relates to a heat-sensitive recording material comprising phenol-free organic colour developers, in particular comprising a colour developer mixture comprising phenol-free organic colour developers, a heat-sensitive recording layer and a coating composition for the production thereof. The invention also relates to the use of the heat-sensitive recording material, to the use of an organic colour developer of formula I for improving the durability of the printed image of a heat-sensitive recording material and to a method for producing a heat-sensitive recording material.
A coating composition for producing a heat-sensitive recording material and to a corresponding heat-sensitive recording layer. The coating composition includes one or more color developers, one or more dye precursors, one or more specific fatty acid amides, and one or more (additional) specific sensitizers. A heat-sensitive recording material including a carrier substrate and a heat-sensitive recording layer, to the use of specific fatty acid amides in order to increase the grease resistance of a heat-sensitive recording material or a heat-sensitive recording layer, and to a method for producing a heat-sensitive recording material or a heat-sensitive recording layer.
A heat-sealable barrier paper having a) a carrier substrate having a front side and a back side opposite the front side, b) optionally an interlayer comprising a binder and disposed on the front side of the carrier substrate, c) a first barrier layer comprising a crosslinked polysaccharide and disposed on the front side of the carrier substrate or, if there is an interlayer, on the interlayer, d) a second barrier layer, disposed on the first barrier layer and consisting of or comprising i) an acrylate copolymer and/or ii) a wax based on a vegetable oil, the use of a barrier paper for packaging products, a method for heat-sealing a barrier paper, and to a method for producing a barrier paper.
D21H 19/18 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant des cires
D21H 19/20 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant des composés macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
D21H 19/34 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant de la cellulose ou ses dérivés
D21H 19/82 - Papier comprenant plusieurs couches superposées
Indicated is a recording material (1) in the form of a multilayer composite material, at least comprising a printable gloss layer or high-gloss layer (10), a first carrier layer (20), an adhesive layer (21), a second carrier layer (22), and a first barrier layer (30) and optionally additional barrier layers. Also described is a method for producing the recording material indicated above. Moreover, described is the use of a barrier paper, at least comprising the layers: paper substrate in the form of a carrier layer (22); and a first barrier layer (30), for producing a recording material in the form of a multilayer composite material comprising a printable gloss layer or high-gloss layer. In addition, described is the use of a recording material indicated above for packaging a product.
B41M 5/50 - Feuilles d'enregistrement caractérisées par les revêtements utilisés pour améliorer la réceptivité aux encres, aux colorants ou aux pigments, p. ex. pour jet d'encre ou pour l'enregistrement par transfert thermique de colorants
A barrier paper having a paper substrate having a front side and a back side opposite the front side, and a barrier layer disposed to the front side of the paper substrate. The barrier layer has of a polymeric binder and a wax based on a vegetable oil, the use of a barrier paper as wrapping paper, lining paper, paper for inner-bag packaging, interleaving paper and/or release paper for foods, and also to a method for producing a barrier paper.
D21H 19/20 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant des composés macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
D21H 19/82 - Papier comprenant plusieurs couches superposées
A heat-sensitive recording material including a substrate, a heat-sensitive recording layer which includes N-(4-methylphenylsulfonyl)-/V-(3-(4-methylphenylsulfonyloxy)pheny-purea and/or N42-(3-phenylureido)phenyl]benzol sulfonamide, and an intermediate layer which is arranged between the substrate and the heat-sensitive recording layer and which includes calcined aluminum silicate, and a method for producing a heat-sensitive recording material and to the use of calcined aluminum silicate in an intermediate layer of a heat-sensitive recording material.
A coating composition for producing a layer composite, including a) a modified or unmodified polyvinyl alcohol, b) an alkylene/(meth)acrylic acid copolymer, c) a crosslinker, and d) one, two or more than two, pigments. The layer composite is used as food packaging, entry ticket, gaming ticket, car park ticket, or the like. A mixture of alkylene/(meth)acrylic acid copolymer and modified or unmodified polyvinyl alcohol is used in a layer of a layer composite, to the use of a coating composition for producing a layer composite.
C09D 129/04 - Alcool polyvinyliqueHomopolymères ou copolymères partiellement hydrolysés d'esters d'alcools non saturés avec des acides carboxyliques saturés
The invention relates to a barrier paper (10) comprising: a) a paper substrate (11) having a front face and a rear face lying opposite the front face, wherein the paper substrate comprises cellulose fiber, and the content by mass of the cellulose fiber is greater than or equal to 90% based on the total mass of the paper substrate and determined as an oven-dried mass content, and b) a barrier layer (12) arranged on the front face and/or rear face of the paper substrate, said barrier layer (12) comprising or consisting of a polymer binder and at least one wax and/or at least one plant oil. The invention additionally relates to food packaging, preferably a food bag, produced from a barrier paper according to the invention and to the use of a barrier paper according to the invention as food packaging. The invention also relates to a method for producing a barrier paper.
B65D 65/42 - Emploi de substances enduites ou imprégnées
D21H 19/18 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant des cires
D21H 19/20 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant des composés macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
The invention relates to a barrier paper (10) comprising: a) a paper substrate (11) having a front face and a rear face lying opposite the front face, wherein the paper substrate comprises cellulose fibers and at least some of the cellulose fibers consist of grass fibers, and b) a barrier layer (12) which is arranged on the front face and/or rear face of the paper substrate, said barrier layer (12) comprising or consisting of a polymer binder and at least one wax and/or at least one plant oil. The invention additionally relates to food packaging, preferably a food bag, produced from a barrier paper according to the invention and to the use of a barrier paper according to the invention as food packaging. The invention also relates to a method for producing a barrier paper.
D21H 11/12 - Pâte obtenue à partir de végétaux ou de récoltes non ligneux, p. ex. coton, lin, paille ou bagasse
B65D 65/42 - Emploi de substances enduites ou imprégnées
D21H 19/18 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant des cires
D21H 19/20 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant des composés macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
D21H 19/82 - Papier comprenant plusieurs couches superposées
17 - Produits en caoutchouc ou en matières plastiques; matières à calfeutrer et à isoler
Produits et services
Paints for coating paper, millboard or cardboard; lacquers
for coating paper, millboard or cardboard; coating agents
for paper, millboard or cardboard in the form of paints or
lacquers. Paper; millboard; cardboard; barrier paper; barrier
millboard; barrier cardboard; coated paper; coated
millboard; coated cardboard; food packaging made of paper,
millboard, cardboard or plastic; filtering materials made of
paper; bags, pouches and goods for packaging, wrapping or
storage made of paper, millboard, cardboard or plastic;
adhesives for stationery or household purposes; stationery
and educational supplies; raw materials and pulps for
manufacturing paper, not included in other classes; barrier
paper rolls; printing paper; specialty paper; specialty
millboard; specialty cardboard; adhesive packaging tapes;
paper filling material [packaging material]; cushioning
material [packaging] made from paper, millboard or
cardboard; packaging material made of starches; packaging
material made from mineral-based paper substitutes; lining
papers for packaging; airtight packaging made from paper,
millboard or cardboard; paper, millboard or cardboard made
from grass fibers, mechanical pulp, wood pulp or used paper;
fiber-based packaging materials. Packing materials; insulation and barrier articles and
materials.
15.
HEAT-SENSITIVE RECORDING MATERIAL HAVING AN ENCAPSULATED COLOUR DEVELOPER
The invention relates primarily to a heat-sensitive recording material comprising a carrier substrate and a heat-sensitive recording layer comprising a dye precursor and capsules, the capsules having a core, containing or consisting of at least one colour developer, and a shell completely or partially enclosing the core. The invention further relates to the use of the heat-sensitive recording material according to the invention as tickets, labels, till receipts and the like. The invention further relates to a method for producing a heat-sensitive recording material according to the invention and to a method for producing capsules which contain at least one colour developer in the core.
B41M 5/30 - Thermographie utilisant des formateurs de couleur chimiques
B41M 5/165 - Procédés de reproduction ou méthodes de reproduction ou de marquageMatériaux en feuilles utilisés à cet effet par application d'une pression pour rendre visibles des couleurs masquées, p. ex. pour rendre visible un support coloré, pour générer un motif opaque ou transparent, ou pour former une couleur en réunissant des composants formant la couleur caractérisés par l'utilisation de microcapsulesSolvants particuliers pour l'incorporation des constituants
B41M 5/323 - Formateurs de couleurs organiques, p. ex. leuco-dérivés
B41M 5/327 - Formateurs de couleurs organiques, p. ex. leuco-dérivés avec un cycle lactone ou lactame
B41M 5/333 - Composants pour le développement des couleurs, p. ex. composés acides
(1) Paper; millboard; cardboard; barrier paper; barrier millboard; barrier cardboard; coated paper; coated millboard; coated cardboard; food packaging made of paper, millboard, cardboard or plastic; Filtering material made of paper for filtering and removing harmful substances; bags, pouches and goods for packaging, wrapping or storage made of paper, millboard, cardboard or plastic; adhesives for stationery or household purposes; raw materials and pulps for manufacturing paper; Barrier paper rolls used to protect sensitive materials against moisture, water vapour, grease, oil, oxygen, aroma and mineral oil migration; printing paper; Specialty paper, namely specialty paper with different barrier functions used to protect sensitive materials against various elements, namely, moisture, water vapour, grease, oil, oxygen, aroma and mineral oil migration; specialty millboard; specialty cardboard; adhesive packaging tapes; cushioning material [packaging] made from paper, millboard or cardboard; packaging material made of starches; packaging material made from mineral-based paper substitutes; lining papers for packaging; airtight packaging made from paper, millboard or cardboard; paper, millboard or cardboard made from grass fibers, mechanical pulp, wood pulp or used paper; Fiber-based packaging materials, namely fiber-based barrier paper in reels and sheets form; Fiber-based packaging materials, namely fiber-based barrier millboard in reels and sheets form; Fiber-based packaging materials, namely fiber-based barrier cardboard in reels and sheets form
Paper; millboard; cardboard; barrier paper, namely, coated paper used to protect sensitive materials against various elements, namely, moisture, water vapour, grease, oil, oxygen, aroma and mineral oil migration; barrier millboard, namely, coated millboard used to protect sensitive materials against various elements, namely, moisture, water vapour, grease, oil, oxygen, aroma and mineral oil migration; barrier cardboard, namely, coated cardboard used to protect sensitive materials against various elements, namely, moisture, water vapour, grease, oil, oxygen, aroma and mineral oil migration; coated paper, namely, water-based coated paper used to protect sensitive materials against, namely, moisture, water vapour, grease, oil, oxygen, aroma and mineral oil migration; coated millboard, namely, water-based coated millboard used to protect sensitive materials against, namely, moisture, water vapour, grease, oil, oxygen, aroma and mineral oil migration; coated cardboard, namely, water-based coated cardboard used to protect sensitive materials against, namely, moisture, water vapour, grease, oil, oxygen, aroma and mineral oil migration; Food packaging made of paper, millboard, cardboard or plastic, in reels and sheet form; filtering material, namely, filter paper; bags, pouches and goods for packaging, wrapping or storage made of paper, millboard, cardboard or plastic; adhesives for stationery or household purposes; barrier paper rolls used to protect sensitive materials against, namely, moisture, water vapour, grease, oil, oxygen, aroma and mineral oil migration; printing paper; Specialty paper, namely, specialty paper with different barrier functions used to protect sensitive materials against various elements, namely, moisture, water vapour, grease, oil, oxygen, aroma and mineral oil migration; Specialty millboard, namely, specialty millboard with different barrier functions used to protect sensitive materials against various elements, namely, moisture, water vapour, grease, oil, oxygen, aroma and mineral oil migration; Specialty cardboard, namely, specialty cardboard with different barrier functions used to protect sensitive materials against various elements, namely, moisture, water vapour, grease, oil, oxygen, aroma and mineral oil migration; Packaging material made of starches, namely, paper, millboard or cardboard made of starches with different barrier functions used to protect sensitive materials against various elements, namely, moisture, water vapour, grease, oil, oxygen, aroma and mineral oil migration; Packaging material made from mineral-based paper substitutes; Lining paper for packaging; Airtight packaging made from paper, millboard or cardboard, namely, airtight packaging for food and nonfood in reels and sheets form; Paper, millboard or cardboard made from grass fibers, mechanical pulp, wood pulp or waste paper; Fiber-based packaging materials, namely, fiber-based barrier paper, millboard or cardboard in reels and sheets form
A heat-sensitive recording material having i) a carrier substrate and ii) a heat-sensitive recording layer. The heat-sensitive recording layer contains a color former and a color developer mixture and the color developer mixture contains a) N/-[2-(3-phenylureido)phenyl]benzole sulfonamide (compound of formula (I)). The compound of formula (I) is present in a crystalline form, which has an absorption band in the IR spectrum at 3401±20 cm−1, and b) N-(4-methylphenylsulfonyl)-N-(3-(4-methylphenylsulfonyloxy)phenyl)urea (compound of formula (II)).
A heat-sensitive recording material having i) a supporting substrate and ii) a heat-sensitive recording layer, where the heat-sensitive recording layer comprises a colour former and a colour developer mixture and the colour developer mixture comprises a) N-[2-(3-phenylureido)phenyl]benzenesulfonamide (compound of the formula (I)), where the compound of the formula (I) is in a crystalline form having an absorption band at 3401 □ 20 cm 1 in the IR spectrum, and b) N-(4-methylphenylsulfonyl)-N′-(3-(4-methylphenylsulfonyloxy)phenyl) urea (compound of the formula (II)), where the mass ratio between the compound of the formula (I) and the compound of the formula (II) is 0.5:99.5 to 35:65 or 99.5:0.5 to 65:35.
SMURFIT KAPPA HOYA PAPIER UND KARTON GMBH (Allemagne)
MITSUBISHI HITEC PAPER EUROPE GMBH (Allemagne)
Inventeur(s)
Becker, Dieter
Cadonau, Fulvio
Schlegel, Jochen
Abrégé
The invention relates to a packaging system (1), in particular a food packaging system, comprising or consisting of: A) a first paper layer (2) comprising particulate activated carbon, having a front side and a rear side opposite the front side; B) a first barrier layer (4) arranged on the front side and/or rear side of the paper layer (2) or on at least one side of a carrier paper (3), consisting of or comprising a binder and a pigment; and C) a second barrier layer (5) arranged on the first barrier layer (4) and consisting of or comprising an acrylate copolymer and a wax. The invention also relates to the use of a packaging system according to the invention as packaging, and to a method for producing a packaging system according to the invention.
D21H 19/18 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant des cires
D21H 19/20 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant des composés macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
D21H 19/82 - Papier comprenant plusieurs couches superposées
The invention relates to a heat-sealable barrier paper comprising or consisting of: a) a carrier paper having a front side and a rear side opposite the front side; b) a first barrier layer arranged on the front side of the carrier paper, consisting of or comprising a binder and a pigment; and c) a second barrier layer arranged on the first barrier layer and consisting of or comprising an acrylate copolymer and a wax. The invention also relates to the use of a barrier paper according to the invention as packaging, and to a method for producing a barrier paper according to the invention.
D21H 19/18 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant des cires
D21H 19/20 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant des composés macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
D21H 19/82 - Papier comprenant plusieurs couches superposées
B65D 65/40 - Emploi de stratifiés pour des buts particuliers d'emballage
22.
HEAT-SENSITIVE RECORDING MATERIAL WITH A GLOSSY AND PRINTABLE REAR SIDE, AND METHOD FOR PRODUCING A HEAT-SENSITIVE RECORDING MATERIAL
A heat-sensitive recording material is described, comprising the following layers: a) a heat-sensitive recording layer, b) a first carrier layer, c) an adhesive layer, d) a second carrier layer and e) a printable gloss layer. In addition, the invention relates to the use of a heat-sensitive recording material according to the invention as a barcode label, an admission ticket, an aeroplane, railway, ship or bus ticket, a gambling receipt, a parking ticket, a label, a sales receipt, a bank statement, medical chart paper, fax paper or security paper. Furthermore, the present invention relates to a method for producing a heat-sensitive recording material according to the invention, and to corresponding products comprising a heat-sensitive recording material according to the invention.
B41M 5/44 - Couches intermédiaires ou couches de couverture caractérisées par les composés macromoléculaires
B41M 5/50 - Feuilles d'enregistrement caractérisées par les revêtements utilisés pour améliorer la réceptivité aux encres, aux colorants ou aux pigments, p. ex. pour jet d'encre ou pour l'enregistrement par transfert thermique de colorants
The invention relates to a heat-sealable barrier paper comprising or consisting of a) a carrier substrate, having a front side and a rear side opposite the front side, b) optionally an intermediate layer arranged on the front side of the carrier substrate, comprising a bonding agent, c) a first barrier layer arranged on the front side of the carrier substrate or, insofar as there is an intermediate layer, on the intermediate layer, comprising a cross-linked polysaccharide, d) a second barrier layer arranged on the first barrier layer, consisting of or comprising i) an acrylate-copolymer and/or ii) a vegetable oil-based wax. The invention further relates to the use of a barrier paper for packaging products, to a method for heat sealing a barrier paper according to the invention and to a method for producing a barrier paper.
D21H 19/18 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant des cires
D21H 19/20 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant des composés macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
D21H 19/62 - Composés organiques macromoléculaires obtenus par des réactions autres que celles faisant intervenir uniquement des liaisons non saturées carbone-carbone
D21H 19/82 - Papier comprenant plusieurs couches superposées
The invention relates to a heat-sealable barrier paper comprising or consisting of a) a carrier substrate, having a front side and a rear side opposite the front side, b) optionally an intermediate layer arranged on the front side of the carrier substrate, comprising a bonding agent, c) a first barrier layer arranged on the front side of the carrier substrate or, insofar as there is an intermediate layer, on the intermediate layer, comprising a cross-linked polysaccharide, d) a second barrier layer arranged on the first barrier layer, consisting of or comprising i) an acrylate-copolymer and/or ii) a vegetable oil-based wax. The invention further relates to the use of a barrier paper for packaging products, to a method for heat sealing a barrier paper according to the invention and to a method for producing a barrier paper.
D21H 19/18 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant des cires
D21H 19/20 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant des composés macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
D21H 19/62 - Composés organiques macromoléculaires obtenus par des réactions autres que celles faisant intervenir uniquement des liaisons non saturées carbone-carbone
D21H 19/82 - Papier comprenant plusieurs couches superposées
NNNN-[2-(3-phenylureido)phenyl]benzol sulfonamide, and an intermediate layer which is arranged between the substrate and the heat-sensitive recording layer and which comprises calcined aluminum silicate. The invention also relates to a method for producing a heat-sensitive recording material and to the use of calcined aluminum silicate in an intermediate layer of a heat-sensitive recording material.
The invention relates to a coating composition for producing a heat-sensitive recording material and to a corresponding heat-sensitive recording layer. The coating composition comprises one or more color developers, one or more dye precursors, one or more specific fatty acid amides, and one or more (additional) specific sensitizers. The invention also relates to a heat-sensitive recording material comprising a carrier substrate and a heat-sensitive recording layer according to the invention, to the use of specific fatty acid amides in order to increase the grease resistance of a heat-sensitive recording material or a heat-sensitive recording layer, and to a method for producing a heat-sensitive recording material or a heat-sensitive recording layer according to the invention.
The invention relates to a coating composition for producing a heat-sensitive recording material or a heat-sensitive recording layer, each comprising a plurality of submicrometre particles with a monomodal particle size distribution in the range of 290 nm to 750 nm, a coating colour for producing a coating composition or a heat-sensitive recording layer, as well as a heat-sensitive recording material comprising a carrier substrate and a heat-sensitive recording layer. The invention also relates to a method for producing a heat-sensitive recording material or a heat-sensitive recording layer, and a method for producing a recording using the heat-sensitive recording material. The invention also relates to a plurality of submicrometre particles with a monomodal particle size distribution in the range of 290 nm to 750 nm, and to the use of, inter alia, a plurality of submicrometre particles, a coating colour, a coating composition or a heat-sensitive recording layer in the production of a heat-sensitive recording material. The invention also relates to a method for producing a plurality of submicrometre particles with a monomodal particle size distribution in the range of 290 nm to 750 nm. The invention further relates to the use of a melt of one or more lipophilic organic materials as an operating fluid in an electrodynamic printing system.
C09D 5/00 - Compositions de revêtement, p. ex. peintures, vernis ou vernis-laques, caractérisées par leur nature physique ou par les effets produitsApprêts en pâte
B01J 2/02 - Procédés ou dispositifs pour la granulation de substances, en généralTraitement de matériaux particulaires leur permettant de s'écouler librement, en général, p. ex. en les rendant hydrophobes par division du produit liquide en gouttelettes, p. ex. par pulvérisation, et solidification des gouttelettes
B41M 5/28 - Thermographie utilisant des composés thermochromes ou des couches contenant des cristaux liquides, des microcapsules, des colorants blanchissables ou des composés thermodégradables, p. ex. libérant un gaz
B41M 5/36 - Thermographie utilisant une pellicule polymère qui peut être sous forme de particules et qui est soumise à une modification de forme ou de structure avec modification de ses caractéristiques, p. ex. de ses caractéristiques d'hydrophobie-hydrophilie, de ses caractéristiques de solubilité ou de perméabilité
B41M 5/42 - Couches intermédiaires ou couches de couverture
The invention relates to a barrier paper (10) comprising a) a paper substrate (11) which has a front face and a rear face opposite the front face and b) a barrier layer (12) which is arranged on the front face of the paper substrate, wherein the barrier layer (12) comprises or consists of a polymer binder and a wax based on vegetable oil. The invention additionally relates to the use of a barrier paper according to the invention as wrapping paper, underlay paper, paper for inner bag packaging, intermediate paper and/or release paper for food, and to a method for producing a barrier paper.
D21H 19/18 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant des cires
D21H 19/20 - Couches sans pigments appliquées sous une forme autre que la solution aqueuse définie dans le groupe comprenant des composés macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
D21H 19/82 - Papier comprenant plusieurs couches superposées
A release substrate includes: a carrier substrate having a front side and a reverse side opposite the front side, and a release layer disposed on the front side and/or reverse side of the carrier substrate. The release layer includes a polymeric binder and a wax based on a vegetable oil.
The invention relates to a coating composition for producing a heat-sensitive recording material or heat-sensitive recording layer, comprising one or more dye precursors and one or more colour developers based on lactic acid units, as well as a coating colour for producing a coating composition or a heat-sensitive recording layer, comprising one or more dye precursors and one or more colour developers based on lactic acid units, as well as a heat-sensitive recording material comprising a carrier substrate and a heat-sensitive recording layer according to the invention, and a method for producing this heat-sensitive recording material and the use of this heat-sensitive recording material. The invention also relates to a coating composition or heat-sensitive recording layer of this type, which also contains at least one further colour developer that is not based on lactic acid units. The invention further relates to a compound based on lactic acid units, preferably for use as a colour developer in the above-mentioned context, as well as a use itself and a method for producing this compound based on lactic acid units.
The present invention relates to a coating composition for producing a layer composite, comprising a) a modified or unmodified polyvinyl alcohol, b) an alkylene/(meth)acrylic acid copolymer, c) a cross-linking agent, and d) one, two or more than two pigments. The present invention further relates to a layer composite, the use of a layer composite as a food packaging, an entrance ticket, a ticket, a gambling document, a parking ticket or the like, the use of a mixture of alkylene/(meth)acrylic acid copolymer and modified or unmodified polyvinyl alcohol in a layer of a layer composite, a use of a coating composition for producing a layer composite and a method for producing a layer composite.
The present invention provides an agent capable of reacting with a leuco dye upon heating, wherein said agent meets Formula (A-I): Formula (A-I) wherein: R1 and R2 are independently a hydrogen atom, a C1-C6 alkyl group, a C1-C6 alkoxy group or a halogen atom; R3, R4, R5 and R6 are independently a hydrogen atom, a C1-C6 alkyl group, a C3-C6 cycloalkyl group or a C2-C6 alkenyl group; X is O, S or NH; and, a and b are integer values meeting the conditions a ≥ 0, b ≥ 0 and (a+b) ≥ 1. The present invention also provides a thermosensitive recording medium having a colour developing layer comprising: a leuco dye; and, a colour developer which reacts with said leuco dye upon heating to form a colour layer, wherein said colour developer comprises an agent meeting said Formula (A-I). The present invention also relates to a coating composition for forming a heat-sensitive recording material or heat-sensitive recording layer, comprising one or more dye precursors and one or more colour developers based on lactic acid units, and also to a coating colour for forming a coating composition or a heat-sensitive recording layer, comprising one or more dye precursors and one or more colour developers based on lactic acid units, and further to a heat-sensitive recording material comprising a supporting substrate and a heat-sensitive recording layer of the invention, and also to a method of forming this heat-sensitive recording material and to the use of this heat-sensitive recording material. The present invention here also relates to such a coating composition or heat-sensitive recording layer as further contains at least one further colour developer not based on lactic acid units. The invention lastly also relates to a compound based on lactic acid units, preferably for use as a colour developer in the above context, to such a use itself, and to a method of forming this compound based on lactic acid units.
The invention relates to a heat-sensitive recording material, comprising i) a carrier substrate and ii) a heat-sensitive recording layer, wherein the heat-sensitive recording layer comprises a color former and a color developer mixture and the color developer mixture contains a) N-[2-(3-phenylureido)phenyl]benzole sulfonamide (compound of formula (I), wherein the compound of formula (I) is present in a crystalline form, which has an absorption band in the IR spectrum at 3401±20 cm-', and b) N-(4-methylphenylsulfonyl)-N-(3-(4-methylphenylsulfonyloxy)phenyl)urea (compound of formula (II)).
The invention relates to a heat-sensitive recording material comprising i) a carrier substrate and ii) a heat-sensitive recording layer, wherein the heat-sensitive recording layer contains a color former and a color developer mixture and the color developer mixture contains a) N/-[2-(3- phenylureido)phenyl]benzole sulfonamide (compound of formula (I)), wherein the compound of formula (I) is present in a crystalline form, which has an absorption band in the IR spectrum at 3401±20 cm-1, and b) N-(4-methylphenylsulfonyl)-N-(3-(4- methylphenylsulfonyloxy)phenyl)urea (compound of formula (II)).
A heat-sensitive recording material suitable for offset printing, having a web-shaped substrate, having a front side and a reverse side opposite the front side, a heat-sensitive recording layer disposed at least on one of the two sides of the web-shaped substrate having at least one dye precursor and at least one (color) developer reactive with the dye precursor. The heat-sensitive recording layer has particles including an organic surface whose extent in the direction of the thickness of web-shaped substrate and heat-sensitive recording layer is greater than the thickness of the heat-sensitive recording layer.
B60H 1/00 - Dispositifs de chauffage, de refroidissement ou de ventilation
B60L 11/00 - Propulsion électrique par source d’énergie intérieure au véhicule (B60L 8/00, B60L 13/00 ont priorité;agencements ou montage de moteurs primaires constitués de moteurs électriques et de moteurs à combustion interne pour une propulsion réciproque ou commune B60K 6/20)
G06F 3/00 - Dispositions d'entrée pour le transfert de données destinées à être traitées sous une forme maniable par le calculateurDispositions de sortie pour le transfert de données de l'unité de traitement à l'unité de sortie, p. ex. dispositions d'interface
B41M 5/327 - Formateurs de couleurs organiques, p. ex. leuco-dérivés avec un cycle lactone ou lactame
B41M 5/333 - Composants pour le développement des couleurs, p. ex. composés acides
A heat-sensitive recording material has a web-shaped substrate, having a front side and a reverse side opposite the front side, a heat-sensitive recording layer disposed to the front side of the web-shaped substrate, including at least one dye precursor and at least one (color) developer reactive with this at least one dye precursor. A front-side surface of the heat-sensitive recording material is formed dehesively with respect to layers of adhesive applied to the reverse side of the web-shaped substrate. The dehesive front-side surface includes a furnish which is disposed above the heat-sensitive recording layer and comprises at least one release agent. A diffusion layer is formed between the furnish and the heat-sensitive recording layer. A method for producing a heat-sensitive recording material of this kind, and possibilities for its use.
Disclosed is a heat-sensitive recording material comprising: a strip-shaped substrate (1) having a front face and a rear face opposite the front face; a heat sensitive recording layer (3) disposed on the front face of the strip-shaped substrate (1), wherein the heat-sensitive recording layer (3) contains at least one dye precursor and at least one (colour) developer that is reactive with the at least one dye precursor; a front-face surface (6) of the heat sensitive recording material, which is designed to be dehesive with respect to adhesive layers (7) which can be applied to the rear face of the strip-shaped substrate (1). The disclosed heat-sensitive recording material is characterised in that, in order to form the dehesive front-face surface (6) thereof, said heat-sensitive recording material has at least one application (5), arranged above the heat-sensitive recording layer (3) and having at least one separating means, and has at least one diffusion layer (4) formed between the application (5) having at least one separating means and the heat-sensitive recording layer (3). Also disclosed are a method for producing such a heat-sensitive recording material and possibilities for the use thereof.
A proposal is made for a heat-sensitive recording material suitable for offset printing and comprising a sheetlike substrate (1), having a facing side and a reverse side opposite from the facing side; a heat-sensitive recording layer (3) disposed on one at least of the two sides of the sheetlike substrate (1), said heat-sensitive recording layer (3) comprising at least one dye precursor and at least one (colour-)developer reactive with said at least one dye precursor; the new heat-sensitive recording material is characterized in that the at least one heat-sensitive recording layer (3)disposed on one at least of the two sides of the substrate (1) comprises particles (4) with an organic surface whose extent in the direction of the thickness of sheetlike substrate (1) and heat-sensitive recording layer (3) is greater than the thickness of the heat-sensitive recording layer (3).
Paper, particularly coated paper, label paper, crepe paper,
cardboard [carton], particularly coated carton, stationeries
and paperboard articles [as far as not included in other
classes], all of the aforementioned goods also produced by
using plastics and/or synthetic fibers; raw materials and
pulps for paper manufacture [as far as not included in other
classes]; plastic films for packaging; sheets of reclaimed
cellulose for wrapping.
40.
Composition for developing a visually discernible colour and corresponding heat-sensitive recording material
A composition for forming a visually discernible color, the use of this composition for producing a heat-sensitive recording material, the corresponding heat-sensitive recording material includes a substrate and this composition, and a process for producing the heat-sensitive recording material.
A heat-sensitive recording material is proposed, comprising - a web substrate having a facing side and a reverse side opposite it, - at least one heat-sensitive recording layer on at least one of the two sides of the web substrate, the heat-sensitive recording layer comprising ~ at least one dye precursor and ~ at least one salicylic acid derivative as (colour) developer reactive with this at least one dye precursor, characterized in that: - the at least one salicylic acid derivative is 3,5-di(α-methylbenzyl)salicylic acid, - the heat-sensitive recording layer further comprises polyvinylpyrrolidone as an auxiliary component assisting the (colour) developer.
ik per measurement position over at least a portion of the width s of the web-shaped material at n different measurement positions within a fixed time interval Δt. The method is characterized in that the method includes determining a rational quality number Q, the value of which for a quality of the web-shaped material that is considered acceptable lies within an acceptance range which is to be empirically determined for the production process and which has a lower limit U and an upper limit O, where U and O are in each case rational numbers.
The invention relates to a heat-sensitive recording material, comprising a substrate in sheet form, having a front face and an opposing rear face; at least one heat-sensitive recording layer on at least one of the faces of the substrate in sheet form, characterised in that the heat-sensitive recording layer contains as colour acceptor a combination consisting at least of one, two, three, or more than three colour acceptor (compounds) of formula (1) in which R is an alkyl group, and at least one secondary colour acceptor containing oligomers of lactic acid according to formula (3).
The present invention relates to (i) a composition for developing a visually discernible colour, (ii) the use of this composition for producing a heat-sensitive recording material, (iii) the corresponding heat-sensitive recording material comprising a substrate and this composition, and also (iv) a process for producing the heat-sensitive recording material.
A heat-sensitive recording material includes at least a substrate, a heat-sensitive recording layer arranged on the front side of the substrate and has at least one color former and at least one color acceptor, wherein the color former and color acceptor react with one another under the action of heat to form color, a protective layer covering the heat-sensitive recording layer, a barrier coating which contains ethylene vinyl alcohol copolymer (EVOH) and suitable for protecting the heat-sensitive recording layer against penetration of chemicals causing uncontrolled desensitizing reactions and color reactions in the heat-sensitive recording layer, wherein the barrier coating is arranged between the substrate and the heat-sensitive recording layer, and a tincture, as authenticating security feature, introduced into the substrate and/or applied to at least one side of the substrate.
A color acceptor for chemical reaction with a dye precursor to form a visually recognizable color. The color acceptor is constructed of lactic acid monomers. Also disclosed is a heat-sensitive recording material with a substrate and a heat-sensitive recording layer, wherein the heat-sensitive recording layer contains at least one dye precursor and at least one color acceptor which react with one another in a color-forming manner when heat is applied, and wherein the color acceptor is constructed of lactic acid monomers.
The invention relates to an ink-jet recording material at least comprising a planar substrate (1) with a front side (a) and a rear side (b) opposite the front side (a), an undercoating (2) positioned above the front side (a) of the substrate (1) and/or below the rear side (b) of the substrate (1), a top coating (3) positioned above the at least one undercoating (2) on sides of the front side (a) of the substrate (1) and/or below the at least one undercoating (2) on sides of the rear side (b) of the substrate (1), said ink-jet recording material is characterized in that both the at least one undercoating (2) as well as the at least one top coating (3) respectively comprise an inorganic pigment, the at least one undercoating (2) comprises, in addition to the inorganic pigment, an organic hollow body pigment. The invention further relates to a method for producing said type of ink-jet recording material.
B41M 5/50 - Feuilles d'enregistrement caractérisées par les revêtements utilisés pour améliorer la réceptivité aux encres, aux colorants ou aux pigments, p. ex. pour jet d'encre ou pour l'enregistrement par transfert thermique de colorants
48.
Heat-sensitive recording material having authenticity feature
A heat-sensitive recording material includes at least a paper substrate, a heat-sensitive recording layer arranged on the front side of the substrate and which has at least one dye precursor and at least one color acceptor, wherein dye precursor and color acceptor react with one another under the action of heat to form color, and an authenticating security feature. The authenticating security feature is a mark which is applied to the back side of the paper substrate and which is made of a tincture having at least one organic solvent. A barrier coating is arranged between the substrate and heat-sensitive recording layer and is suitable to protect the heat-sensitive recording layer against penetration of the tincture into the heat-sensitive recording layer from the back side.
The invention relates to a novel color acceptor for chemical reaction with a pigment precursor, forming a visually recognizable color, wherein the color acceptor is characterized in that it is structured by lactic acid monomers. The invention further relates to a heat-sensitive recording material having a substrate and a heat-sensitive recording layer, wherein the heat-sensitive recording layer comprises at least one pigment precursor and at least one color acceptor, which react with each other under the effects of heat, characterized in that the color acceptor is structured by lactic acid monomers.
B41M 5/40 - Thermographie caractérisée par les couches de support, les couches intermédiaires ou les couches de couvertureMoyens ou couches de filtrage ou d'absorption de la chaleur ou du rayonnementThermographie combinée avec des couches ou des compositions appropriées à d'autres procédés d'enregistrement d'imagesOriginaux particuliers pour la reproduction thermographique
B41M 5/333 - Composants pour le développement des couleurs, p. ex. composés acides
A recording material for offset printing is proposed, having a substrate in web form, featuring a facing side and a reverse opposite the facing side; having at least one recording layer on at least one side of the substrate; having at least one coating layer that fully masks the recording layer; the new recording material is characterized in that the at least one coating layer that fully masks the recording layer has a mass per unit area of between 0.05 and 0.8 g/m2. In fact the mass per unit area is preferably within a range of 0.15 and 0.35 g/m2. Furthermore, a method is proposed for producing a recording material of this kind for offset printing.
B41M 5/50 - Feuilles d'enregistrement caractérisées par les revêtements utilisés pour améliorer la réceptivité aux encres, aux colorants ou aux pigments, p. ex. pour jet d'encre ou pour l'enregistrement par transfert thermique de colorants
Paper, in particular coated paper, label paper, crepe paper, cardboard, in particular coated cardboard; Goods of paper and cardboard, not included in other classes, including all of the aforesaid goods used in conjunction with plastic and/or synthetic fibres; Raw materials and pulp for manufacturing paper, not included in other classes; Cellulose film, not included in other classes, of plastic and of plastic in conjunction with natural and/or artificial fibres, other than films made using fibres, not included in other classes.
52.
METHOD FOR PRODUCING A HEAT-SENSITIVE RECORDING MATERIAL
A method is proposed for producing a heat-sensitive recording material having a substrate with a facing side and a reverse side, having a heat-sensitive recording layer disposed on the facing side of the substrate, having a protective layer covering this recording layer and having a coating disposed on the reverse side of the substrate, the said method comprising at least the following steps: providing a first coating composition, the said first coating composition at least comprising the following: as colour acceptor, to an extent of at least 85% by weight - based on the total fraction of colour acceptors in the first coating composition - 4,4'-dihydroxydiphenyl sulphone, at least one sensitizer selected from the group consisting of methylolstearamide, stearamide and dimethyl terephthalate, providing a second coating composition, the said second coating composition at least comprising: to an extent of 65% to 95% by weight, one or more (meth)acrylates selected from the group consisting of polyether (meth)acrylate, epoxy (meth)acrylate and urethane (meth)acrylate, to an extent of 0% to 20% by weight, photoinitiators, and, to an extent of 0.5% to 20% by weight, wax, the % by weight figures adding to make 65.5% to 100% by weight of the second coating composition, continuously supplying the substrate in sheet form, applying the prepared first coating composition to form the heat-sensitive recording layer disposed on the facing side of the substrate, drying the first coating composition, applying the prepared second coating composition to form the protective layer covering the heat-sensitive recording layer, crosslinking the protective layer covering the heat-sensitive recording layer by means of high-energy radiation, applying the prepared second coating composition to form the coating disposed on the reverse side of the substrate, and crosslinking the coating disposed on the reverse side of the substrate by means of high-energy radiation.
B41M 5/40 - Thermographie caractérisée par les couches de support, les couches intermédiaires ou les couches de couvertureMoyens ou couches de filtrage ou d'absorption de la chaleur ou du rayonnementThermographie combinée avec des couches ou des compositions appropriées à d'autres procédés d'enregistrement d'imagesOriginaux particuliers pour la reproduction thermographique
53.
METHOD FOR PRODUCING A HEAT-SENSITIVE DISPLAY MATERIAL
The invention relates to a method for producing a heat-sensitive display material comprising a substrate having a front and a rear side, a heat-sensitive display layer arranged on the front side of the substrate, a protection layer covering said display layer and at least one covering arranged on the rear side of the substrate. The invention comprises at least the following steps: preparing a first covering composition comprising at least one colour acceptor 4,4'-dihydroxydiphenylsulfone as a colour acceptor of at least 80 wt.% in relation to the total weight of the colour acceptor in the first covering composition, at least one sensitizier selected from the list containing stearic acid amide, dimethylsulfone, 2-(2H-benzotriazol-2-yl)-p-cresol and dimethyl terephtalate; preparing a second covering composition comprising at least 65 - 95 wt % of one of more (meth)acrylates, 0 - 20 wt% photo initiators and 0,5 - 20 wt.% wax, the weight % adding up to 65,5 - 100 wt.-% of the second covering composition; preparing a third covering composition comprising at least 65 - 95 wt.% of one or more (meth)acrylates, 0 - 20 wt.% photo initiators and the total wt % adding upto 65 - 100 wt.% of the second covering composition; forming a strip-shaped substrate having a front side and a rear side which is opposite the front side; applying the prepared first covering composition for forming the heat-sensitive display layer arranged on the front side of the substrate; drying the first covering composition; applying the prepared second covering composition for forming the protection layer covering the heat-sensitive display layer; cross-linking the protection layer covering the heat-sensitive display layer, by means of energy-rich radiation; applying the prepared third covering composition for forming the at least one covering arranged on the rear side of the substrate; cross-linking the at least one covering arranged on the rear side of the substrate with energy-rich radiation; producing the heat-sensitive display material comprising at least the substrate, the heat-sensitive display layer arranged on the front side of the substrate, formed form the first covering composition, the protection layer covering the heat-sensitive display layer formed from the second covering composition, the at least one rear-sided covering arranged at the rear side of the substrate formed from the third covering composition.
B41M 5/40 - Thermographie caractérisée par les couches de support, les couches intermédiaires ou les couches de couvertureMoyens ou couches de filtrage ou d'absorption de la chaleur ou du rayonnementThermographie combinée avec des couches ou des compositions appropriées à d'autres procédés d'enregistrement d'imagesOriginaux particuliers pour la reproduction thermographique
The invention relates to a method for producing and/or processing a web-like material, in particular paper, having at least one measurement system which records m measurement values yik per measurement position within a fixed time interval Δt over at least a portion of the web width s of the web-like material on n different measurement positions. The method is characterized in that the it comprises determining a rational quality number Q, the value of which, for a quality of the web-like material considered to be acceptable within an empirically specified acceptance range for the production process, has a lower limit U and an upper limit O, wherein U and O are each rational numbers having the condition according to: U ≤ Q ≤ O, wherein the value of the quality number is calculated as a function of torques Mi.
A heat-sensitive recording material includes a paper web with recycled fibers and a heat-sensitive recording layer includes color formers and color acceptors. The amount of recycled fiber contained in the paper web is at least 70 percent by weight, and the heat-sensitive recording layer has, as color acceptor, at least 33⅓ percent by weight of N-(p-toluenesulphonyl)-N′-3-(p-toluenesulphonyloxyphenyl)urea in relation to the total content of color acceptors in the heat-sensitive recording layer.
The invention relates to a heat-sensitive recording material, comprising at least: a paper substrate, a heat-sensitive recording layer disposed on the front face of the substrate, said layer comprising at least one dye precursor and at least one dye acceptor, the dye precursor and dye acceptor reacting with each other under the action of heat forming a dye, an authenticity-proving security feature, characterized in that the authenticity-proving security feature is a marking applied to the rear of the substrate that is made of a tincture having at least one organic solvent, and between the substrate and heat-sensitive recording layer a barrier coating is disposed, which is suited to protect the heat-sensitive recording layer from the tincture penetrating at the rear in to the heat-sensitive recording layer.
The invention relates to a heat-sensitive recording material having at least - one substrate, - a heat-sensitive recording layer arranged on the front side of the substrate with at least one dye precursor and at least one colour acceptor, wherein dye precursor and colour acceptor react with one another under the action of heat to form colour, - a protective layer covering the heat-sensitive recording layer, - a barrier coating containing an ethylene vinyl alcohol copolymer (EVOH) and suited to protect the heat-sensitive recording layer against penetration of chemicals causing uncontrolled desensibilisation and colour reactions in the heat-sensitive recording layer, the barrier coating being disposed between the substrate and the heat-sensitive recording layer. The invention is characterised in that a tincture is - introduced into the substrate and/or - applied on at least one side of the substrate as a security feature proving authenticity.
A proposed heat-sensitive recording material comprises a substrate, a heat-sensitive recording layer containing color formers and color acceptors, and a protective layer covering this heat-sensitive recording layer. The heat-sensitive recording layer has, as color acceptor, at least 66⅔ percent by weight of 4,4′-dihydroxydiphenyl sulfone based on the total percentage of color acceptors in the heat-sensitive recording layer, and the protective layer has, as binder, at least 60 percent by weight of diacetone-modified polyvinyl alcohol based on the total percentage of binder in the protective layer.
A thermosensitive recording material comprising a substrate, a thermosensitive recording layer applied to the front and a back coating which comprises a polyurethane-based-cross-linking component in addition to pigments and binders.
Process and apparatus for applying single and multiple coatings of a liquid coating material to a continuously moving backing web, in which a free-falling, vertical curtain is formed out of the coating material and strikes the backing web along a wetting line. In particular, the present invention pertains to a process for producing heat-sensitive recording material. The backing web is pushed down over its entire width by at least one guide element before it passes through the wetting line, and is lifted by a support in the form of round element extending transversely to the direction of movement of the backing web after the web has passed through the wetting line, where the support also includes an air guide with an angle of 2-15° between the backing web and the top surface of the air guide means.
B05D 1/30 - Procédés pour appliquer des liquides ou d'autres matériaux fluides aux surfaces par gravité uniquement
B05C 3/02 - Appareillages dans lesquels un ouvrage est mis en contact avec une grande quantité de liquide ou autre matériau fluide l'ouvrage étant immergé dans le liquide ou autre matériau fluide
the heat-sensitive recording layer contains two color acceptors, which are: N-(p-toluenesulfonyl)-N′-3-(p-toluenesulfonyloxyphenyl)urea with the following formula (1):
and a urea-urethane compound with the following formula (2):
where the ratio of the two color acceptors, i.e., the ratio of N-(p-toluenesulfonyl)-N′-3-(p-toluenesulfonyloxyphenyl)urea according to formula (1) to the urea-urethane compound according to formula (2), is in the range of 10:1 to 1:1, based on wt. % in the heat-sensitive recording layer.
at least one pigmented print layer (5,6) is applied between the recording layer (4) and the protective layer (9) and/or, in the case of a multi-ply protective layer (9), between the at least two plies of the protective layer (9).
PAPER AND CARBON PAPER FOR PRINTING AND WRITING, THERMAL COPY PAPER, [ REPRODUCTION PAPER, ] SPECIAL PAPER FOR DATA PROCESSING MACHINES [ AND PAPER CONTAINING SYNTHETIC MATERIALS AND/OR FIBERS, CARBON PAPER SETS ] AND SETS OF ENDLESS FORMS MADE OF PAPER
