Abstract: An inkjet receiver is described which comprises a support and one or more layer coated thereon, at least one layer of which comprises one or more metal organosilicate polymer particulate materials. The metal organosilicate polymer particulate materials are obtainable by contacting a metal salt with a silicon-containing compound having an organic substituent in an organic solvent, wherein either the silicon-containing compound contains a basic group and/or the reaction is conducted in the presence of a base, wherein the metal is selected from one or more of aluminum, magnesium strontium, calcium or zinc and the silicon-containing compound comprises hydrolyzable and non-hydrolyzable substituents such as to form a metal organosilicate polymer particulate material therefrom. The described inkjet receiver is useful for forming images by inkjet printing having excellent color fastness over time.

Abstract: An inkjet receiver comprising a support and one or more layers coated on the support, at least one of which comprises a particulate material and a binder, the particulate material comprising composite particles having an inner portion and an outer portion or core-shell arrangement, wherein the inner portion comprises a negatively-charged, positively-charged or functionalized latex, and the outer portion comprises an inorganic material having enhanced keeping properties and reduced ozone-induced dye fade.

Abstract: An apparatus and process of controlling ink quality are provided. The process includes providing an imprinted polymer microbalance in an inkjet printer, whereby the microbalance presents an equilibrium setpoint vibratory characteristic when in contact with a setpoint ink containing at least one target compound compatible with the imprinted polymers; placing the microbalance in contact with a supply ink printer; measuring a vibratory characteristic of the microbalance; and issuing a warning when the vibratory characteristic is different from the setpoint characteristic.

Abstract: An ink jet recording element having very good dye keeping properties in time. The recording element comprises a support and at least one ink-receiving layer, the ink-receiving layer comprising at least one hydrosoluble binder and at least one aluminosilicate polymer obtained by a preparation method consisting in treating an aluminum halide with a mixture of at least one silicon alkoxide only having hydrolyzable substituents and at least one silicon alkoxide having a non-hydrolyzable substituent, with an aqueous alkali in the presence of silanol groups, the aluminum concentration being maintained less than 0.3 mol/l, the Al/Si molar ratio being maintained between 1 and 3.6 and the alkali/Al molar ratio being maintained between 2.3 and 3; and then stirring the resulting mixture at a temperature of from 15° C. to 35° C. in the presence of silanol groups for long enough to form the hybrid aluminosilicate polymer.

Abstract: The present invention relates to a material intended for forming or printing images, comprising a support and at least one hydrophilic binder-based layer, and its manufacturing method, said method enabling the gelation process of the hydrophilic binder to be controlled. The material according to the invention is characterized in that in at least one of said hydrophilic binder-based layers, said hydrophilic binder is gelated by complexation with a complexing agent present on a heat-sensitive polymer or copolymer, that is hydrophobic at temperatures higher than its lower critical solution temperature LCST to protect the complexing agent, and water-soluble at temperatures less than its LCST to make the complexing agent accessible, the LCST of the heat-sensitive (co)polymer being higher than the setting temperature of said hydrophilic binder. The material according to the invention can be used as photographic material or as material taking aqueous ink compositions applied by the inkjet printing technique.

Abstract: The present invention relates to an inkjet recording element having outstanding dye keeping properties in time. Said recording element comprises at least one molecular imprinted polymer having sites of selective recognition of dye molecules corresponding to the dye molecules used in inks for inkjet printing.

Abstract: The present invention relates to an inkjet recording element having very good dye keeping properties in time. Said inkjet recording element comprises a support and at least one ink-receiving layer, said ink-receiving layer comprising at least one hydrosoluble binder and at least one aluminosilicate polymer obtainable by a preparation method consisting in treating an aluminum halide with a mixture of at least one silicon alkoxide only having hydrolyzable substituents and at least one silicon alkoxide having a non-hydrolyzable substituent, with an aqueous alkali in the presence of silanol groups, the aluminum concentration being maintained less than 0.3 mol/l, the Al/Si molar ratio being maintained between 1 and 3.6 and the alkali/Al molar ratio being maintained between 2.3 and 3; and then stirring the resulting mixture at ambient temperature in the presence of silanol groups for long enough to form the hybrid aluminosilicate polymer. The ink-receiving layer also comprises inorganic particles.

Abstract: The present invention relates to an inkjet recording element showing good dye keeping in time and then good image stability. Said element comprises a support and at least one ink-receiving layer, said ink-receiving layer comprising at least allophane-type amorphous spherical or ring-shaped aluminosilicate particles, said aluminosilicate particles having been submitted to an acidic treatment. Said particles can be natural allophane, purified or not, or allophane obtained by synthesis.

Abstract: An inkjet receiver comprising a support and one or more layers coated on the support, at least one of which comprises a particulate material and a binder, the particulate material comprising composite particles having an inner portion and an outer portion or core-shell arrangement, wherein the inner portion comprises a negatively-charged, positively-charged or functionalized latex, and the outer portion comprises an inorganic material having enhanced keeping properties and reduced ozone-induced dye fade.

Abstract: An apparatus and process of controlling ink quality are provided. The process includes providing an imprinted polymer microbalance in an inkjet printer, whereby the microbalance presents an equilibrium setpoint vibratory characteristic when in contact with a setpoint ink containing at least one target compound compatible with the imprinted polymers; placing the microbalance in contact with a supply ink printer; measuring a vibratory characteristic of the microbalance; and issuing a warning when the vibratory characteristic is different from the setpoint characteristic.

Abstract: An inkjet receiver is described which comprises a support and one or more layer coated thereon, at least one layer of which comprises one or more metal organosilicate polymer particulate materials. The metal organosilicate polymer particulate materials are obtainable by contacting a metal salt with a silicon-containing compound having an organic substituent in an organic solvent, wherein either the silicon-containing compound contains a basic group and/or the reaction is conducted in the presence of a base, wherein the metal is selected from one or more of aluminium, magnesium strontium, calcium or zinc and the silicon-containing compound comprises hydrolyzable and non-hydrolyzable substituents such as to form a metal organosilicate polymer particulate material therefrom. The described inkjet receiver is useful for forming images by inkjet printing having excellent colour fastness over time.

Abstract: The present invention relates to a recording element intended for forming images by inkjet printing having very good colorfastness over time and a good ink drying time. Said recording element comprises a support and at least one ink-receiving layer, said ink-receiving layer comprising at least one hydrosoluble binder and at least one aluminosilicate polymer capable of being obtained according to a preparation method consisting in treating an aluminum halide with an alkyl orthosilicate only having hydrolyzable functions with an aqueous alkali in the presence of silanol groups, the aluminum concentration being maintained at less than 0.3 mol/l, the Al/Si molar ratio being maintained between 1 and 3.6 and the alkali/Al molar ratio being maintained between 2.

Abstract: The present invention relates to a method for treating an inkjet recording element to improve the image quality of such an element. The method comprises the applying of a solution of an aluminosilicate polymer on said recording element, said aluminosilicate polymer being obtainable by a preparation method consisting in treating an aluminum halide with an alkyl orthosilicate only having hydrolisable substituents or with a mixture of at least one silicon alcoxide only having hydrolisable substituents and at least one silicon alcoxide having a non-hydrolisable substituent with an aqueous alkali in the presence of silanol groups, the aluminum concentration being maintained less than 0.3 mol/l, the Al/Si molar ratio being maintained between 1 and 3.6 and the alkali/Al molar ratio being maintained between 2.3 and 3; and then stirring the resulting mixture at ambient temperature in the presence of silanol groups for long enough to form the aluminosilicate polymer.

Abstract: The present invention relates to an inkjet recording element having outstanding dye keeping properties in time. Said recording element comprises at least one molecular imprinted polymer having sites of selective recognition of dye molecules corresponding to the dye molecules used in inks for inkjet printing.

Abstract: The present invention relates to a material intended for forming or printing images, comprising a support and at least one hydrophilic binder-based layer, and its manufacturing method, said method enabling the gelation process of the hydrophilic binder to be controlled. The material according to the invention is characterized in that in at least one of said hydrophilic binder-based layers, said hydrophilic binder is gelated by complexation with a complexing agent present on a heat-sensitive polymer or copolymer, that is hydrophobic at temperatures higher than its lower critical solution temperature LCST to protect the complexing agent, and water-soluble at temperatures less than its LCST to make the complexing agent accessible, the LCST of the heat-sensitive (co)polymer being higher than the setting temperature of said hydrophilic binder. The material according to the invention can be used as photographic material or as material taking aqueous ink compositions applied by the inkjet printing technique.

Abstract: The present invention relates to a method for preparing an aluminosilicate polymer and the polymer resulting from this method. Said method consists in treating an aluminum halide with an alkyl orthosilicate only having hydrolyzable functions with an aqueous alkali, in the presence of silanol groups, aluminum concentration being maintained at less than 0.3 mol/l, the Al/Si molar ratio being maintained between 1 and 3.6 and the alkali/Al molar ratio being maintained between 2.3 and 3; and then in stirring the resulting mixture at ambient temperature in the presence of silanol groups for long enough to form the aluminosilicate polymer.

Abstract: The present invention relates to a method for preparing a hybrid aluminosilicate polymer and the polymer resulting from this method. Said method consists in treating an aluminum halide with a mixture of at least one silicon alkoxide only having hydrolyzable substituents and at least one silicon alkoxide having a non-hydrolyzable substituent, with an aqueous alkali, in the presence of silanol groups, aluminum concentration being maintained at less than 0.3 mol/l, the Al/Si molar ratio being maintained between 1 and 3.6 and the alkali/Al molar ratio being maintained between 2.3 and 3; and then in stirring the resulting mixture at ambient temperature in the presence of silanol groups for long enough to form the hybrid aluminosilicate polymer.

Abstract: The present invention relates to an inkjet recording element having good stability to light and ozone over time. Said recording element comprises a support and at least one ink-receiving layer, said ink-receiving layer comprising at least one hydrosoluble binder and at least one fibrous aluminosilicate polymer obtainable a preparation method consisting in a controlled hydrolysis of aluminum halide and silicon alcoxide, and in a heat treatment in the presence of silanol groups for sufficient time to form the fibrous aluminosilicate polymer.

Abstract: The present invention relates to an inkjet recording element showing good dye keeping in time and then good image stability. Said element comprises a support and at least one ink-receiving layer, said ink-receiving layer comprising at least allophane-type amorphous spherical or ring-shaped aluminosilicate particles, said aluminosilicate particles having been submitted to an acidic treatment. Said particles can be natural allophane, purified or not, or allophane obtained by synthesis.

Abstract: The present invention relates to a material intended for forming images by inkjet printing having good stability to ozone and to light. Said material comprises a support and at least one ink-receiving layer, said ink-receiving layer including particles of zeolite that has a pore system comprising at least ten oxygen atoms.