The invention relates to inkjet media comprising a substrate layer, a drainage layer wherein the drainage layer comprises a plurality of silicon oxide particles, and a permeation layer which is at least partially superimposed to the drainage layer (3), wherein the contact angle between the permeation layer (6) and an organic solvents, such as diethylene glycol mono-n-butyl ether is 30° or less. The invention also relates to a process for preparing inkjet media, to an inkjet medium obtainable by said process, to a method for applying a liquid phase onto an inkjet medium, and to a printed article which comprises an inkjet medium. The inkjet media of the invention are particularly suited to be printed with solvent-based inks.
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 azo dyes of desulfo-K-acid [CA: 35400-55-6], their salts, a method for the preparation of these dyes, or salts thereof, a liquid phase comprising at least one of these dyes, a method for applying the liquid phase on a substrate, a printed matter and the use of these dyes in water-based inks for inkjet printing, in writing utensil or dyeing solutions for manufacturing color filters for optical and opto-electronic applications.
C09B 31/08 - Colorants disazoïques à partir d'un copulant "C" contenant des groupes orienteurs hydroxyle et amine
C09B 33/10 - Colorants disazoïques dans lesquels le copulant est un composé hydroxyaminé dans lesquels le copulant est un aminonaphtol
C09B 33/22 - Colorants trisazoïques du type A → B → K ← C
C09B 33/28 - Colorants tétrazoïques du type A → B → K ← C ← D
C09B 35/039 - Colorants disazoïques caractérisés par le composant tétrazoïque
C09B 35/215 - Colorants disazoïques caractérisés par le composant tétrazoïque le composant tétrazoïque étant un dérivé d'un diaryl- ou triarylalcane, ou -alcène de diaryléthane ou de diaryléthène
C09B 35/24 - Colorants disazoïques caractérisés par le composant tétrazoïque le composant tétrazoïque étant un dérivé d'une diarylamine
C09B 35/28 - Colorants disazoïques caractérisés par le composant tétrazoïque le composant tétrazoïque contenant deux noyaux aryle reliés par au moins un des groupes —CON, —SO2N, —SO2— ou —SO2O—
The invention relates to a layer structure comprising a substrate layer and a layer, which comprises a plurality of silicon oxide particles, wherein said silicon oxide particles have a positively charged surface (a PCS layer), which PCS layer is at least partially superimposed to the substrate layer and wherein the refractive index of the PCS layer is less than 1.2, a process for preparing the layer structure having a substrate and a PCS layer, a layer structure obtainable by the process, an optical device comprising the layer structure and the use of a PCS layer.
C23C 18/12 - Revêtement chimique par décomposition soit de composés liquides, soit de solutions des composés constituant le revêtement, ne laissant pas de produits de réaction du matériau de la surface dans le revêtementDépôt par contact par décomposition thermique caractérisée par le dépôt sur des matériaux inorganiques, autres que des matériaux métalliques
4.
BIODEGRADABLE RECORDING SHEETS FOR INK JET PRINTING
The invention relates to a layer structure comprising a biodegradable substrate layer and a further layer connected to the substrate layer comprising a plurality of silicon oxide particles, a process for preparing such a layered structure and the layered structure obtainable by this process, a sheet, a film, a packaging material, a display material, or an inkjet recording material comprising at least one of the aforementioned layer structures, and the use of a silicon dioxide layer for smoothing the surface of a layer comprising at least one biodegradable polymer.
B32B 7/00 - Produits stratifiés caractérisés par la relation entre les couchesProduits stratifiés caractérisés par l’orientation relative des éléments caractéristiques entre les couches, ou par les valeurs relatives d’un paramètre mesurable entre les couches, c.-à-d. produits comprenant des couches ayant des propriétés physiques, chimiques ou physicochimiques différentes Produits stratifiés caractérisés par la jonction entre les couches
B41M 5/00 - Procédés de reproduction ou méthodes de reproduction ou de marquageMatériaux en feuilles utilisés à cet effet
Black disazo dyes of general formula (V)
A is a moiety of formula (VI)
or of formula (VII)
B is a moiety of formula (VII)
or of formula (IX)
24, are as defined in the specification, are excellent black dyes for dying and printing cellulose containing materials and textile materials and, in particular, for preparation of recording liquids for ink jet printing and for writing utensils.
A method for preparation of surface modified silicon dioxide, wherein the surface of the silicon dioxide is modified by mixing said silicon dioxide with a solution comprising at least one aminoorganosilane and at least one monovalent acid or salt thereof is provided.
Disclosed is a flexible material for optical applications in a wavelength range of 阳1 to 阳2, 阳1 being smaller than 阳2. Said flexible material is composed of a flexible support and at least one multilayer that comprises a porous or nanoporous layer which has a low refractive index and contains inorganic nanoparticles and at least one binder, and a non-porous polymer layer which has a high refractive index and is in direct contact with the porous or nanoporous layer. The disclosed flexible material is characterized in that the maximum thicknesses of the boundary layers, in which the refractive index changes from one value to the other and which are located between the porous or nanoporous layers and the non-porous polymer layers that are in direct contact therewith, amount to 0.2 times wavelength 阳2. The difference in the refractive indices of the porous or nanoporous layers and the non-porous polymer layers is at least 0.20, 200 nm and 2500 nm being typical values for 阳1 and 阳2.
A method of treating silica in an aqueous environment includes dispersing silica particulates in an aqueous environment to form an aqueous dispersion, reversing a net charge of a surface of the silica particulates from negative to positive using an inorganic treating agent to form surface-activated silica particulates, and contacting the surface-activated silica particulates with monoaminoorganosilane reagents to form reagent-modified and surface-activated silica particulates. Inkjet recording material comprising a coating comprising silica obtainable by the above method.
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 photo medium composition (11) is disclosed. The composition includes an adhesion promoting layer (20) and at least two ink-receiving layers (22, 24) established on the adhesion promoting layer (20). Each of the ink-receiving layers (22, 24) has a polymeric binder composition including at least one of polyvinyl alcohol and modified polyvinyl alcohol, and at least one of styrene-acrylic copolymers and gelatin. An image enhancing layer (26), having cationic polyurethanes therein, is established on the at least two ink-receiving layers (22, 24).
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
B41M 5/00 - Procédés de reproduction ou méthodes de reproduction ou de marquageMatériaux en feuilles utilisés à cet effet
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