Abstract: The present invention relates to a sol-gel coating of the surface of a household article comprising at least two decorations (a) and (b) arranged between or in its layers, (a) being a decoration comprising at least one thermochromic pigment composition in the form of particles consisting of a (Bi1-xAx)(V1-yMy)O4-type pigment and optionally additives, where: —x is equal to 0 or x is from 0.001 to 0.999; —y is equal to 0 or y is from 0.001 to 0.999; —A and M are selected from the group consisting of nitrogen, phosphorus, an alkali metal, an alkaline earth metal, a transition metal, a poor metal, a metalloid or a lanthanide; —A and M are different from each other; (b) being a decoration comprising a temperature-indicating pigment composition.

Abstract: The present invention relates to the use of (Bi1?xAx)(V1?yMy)O4 in a non-stick coating for a household article so as to catalyse the breakdown of the by-products resulting from said coating during the manufacturing process thereof or the use of said household article, characterised in that: x is 0 or x is from 0.001 to 0.999, y is 0 or y is from 0.001 to 0.999, A and M are selected from the group consisting of nitrogen, phosphorus, an alkali metal, an alkaline earth metal, a transition metal, a poor metal, a metalloid or a lanthanide, A and M are different from each other.

Abstract: The purpose of the present invention is the use of (Bi1-xAx)(V1-yMy)04 in a non-stick coating for a household article so as to reduce or prevent the color change of said coating during the manufacturing process thereof, characterised in that: —x is equal to 0 or x is from 0.001 to 0.999; —y is equal to 0 or y is from 0.001 to 0.999; —A and Mare selected from the group consisting of nitrogen, phosphorus, an alkali metal, an alkaline earth metal, a transition metal, a poor metal, a metalloid or a lanthanide; —A and M are different from each other.

Abstract: The present invention relates to a coating of the surface of an electrical household appliance comprising a decoration (a) comprising a pigmentary compound B1VO4 having a ?E* in the coating greater than or equal to 11 between ambient temperature and 150° C., ?E* being defined by the formula CIE1976 in the CIELAB colour space: Formula (I): L1*, a1* and b1* characterising the values L*a*b* of said compound at ambient temperature; L2*, a2* and b2* characterising the values L*a*b* of said compound at 150° C.

Abstract: The present invention relates to a fluoropolymer-based coating of the surface of a household article comprising at least two decorations (a) and (b) arranged between or in its layers, wherein: (a) is a decoration comprising at least one thermochromic pigment composition in the form of particles consisting of a (Bi1-xAx) (V1-yMy)O4 type pigment, where: —x is 0 or x is from 0.001 to 0.999; —y is equal to 0 or y is from 0.001 to 0.999; —A and M are selected from the group consisting of nitrogen, phosphorus, an alkali metal, an alkaline earth metal, a transition metal, a poor metal, a metalloid or a lanthanide; —A and M are different from each other; and (b) is a decoration comprising a temperature reference pigment composition.

Abstract: The invention relates to a particle with a core-shell structure, the core of which comprises at least one thermochromic semiconductor and the shell comprises at least two layers—an inner layer in contact with the core and comprising a mineral material or an organo-mineral hybrid material; and—an outer layer comprising a mineral material or an organo-mineral hybrid material, different from that of the inner layer. The invention also relates to a method for producing this particle, and the use thereof as a temperature indicator, in particular in a culinary article, such as a pan.

Abstract: The invention relates to a coating comprising at least one functional decorative layer. The decorative layer comprises a thermochromic composition exhibiting a reversible variation of optical and/or colorimetric properties when part or all of the coating is subjected to a temperature variation between a cold temperature and a hot temperature, the cold temperature being between 0° C. and 40° C. and the hot temperature being between 80° C. and 400° C., and comprising at least one thermochromic compound of the family of silver halides. The invention also relates to a functional decorative layer composition, to an article comprising the coating or the decorative layer composition, and to the use of the coating or the decorative layer composition as a temperature indicator.

Abstract: The invention relates to a particle with a core-shell structure, the core of which comprises at least one thermochromic semiconductor and the shell comprises at least two layers—an inner layer in contact with the core and comprising a mineral material or an organo-mineral hybrid material; and—an outer layer comprising a mineral material or an organo-mineral hybrid material, different from that of the inner layer. The invention also relates to a method for producing this particle, and the use thereof as a temperature indicator, in particular in a culinary article, such as a pan.

Abstract: A method for producing a small heating household appliance article having a substrate with at least two opposite faces, includes providing the substrate and obtaining a heat-stable coating on the substrate. The procedure for obtaining a coating includes depositing by digital printing, on at least one of the two opposite faces of the substrate and through at least one nozzle having an aperture of at least 80 ?m, at least one layer of a composition including at least one binder and having a dry extract of at least 15% by weight, and curing the coated substrate.

Abstract: A heating article includes a substrate having two opposite surfaces, at least one of which is opaque, and a heat-stable coating arranged on the opaque surface. The heat-stable coating includes an at least two-color decoration having continuous tones and being provided in the form of a continuous or discontinuous layer.

Abstract: Provided is a heat-stable particulate composition for inkjet use, preferably pigmented and including 10 wt % to 95 wt % of water relative to the total weight of the composition, and 90 wt % to 5 wt % of at least one fluorinated heat-stable binder in particle form, at least one of the characteristic dimensions thereof being smaller than 800 nm.

Abstract: A heating article includes a substrate having two opposite surfaces, at least one of which is opaque, and a heat-stable coating arranged on the opaque surface. The heat-stable coating includes an at least two-color decoration having continuous tones and being provided in the form of a continuous or discontinuous layer.

Abstract: Provided is a vitreous coating comprising at least one layer embodied in the form of a continuous film of sol-gel material comprising a matrix formed from at least one metal polyalkoxylate and wherein anisotropically-shaped particles are dispersed, said layer comprising at least one area wherein the particles are particles predominantly inclined by an angle (?) of between 20° and 90° relative to the median plane of the film. The subject matter of the present invention also comprises a method of manufacturing such a coating, and a culinary article one of the surfaces of which is coated with such a coating.

Abstract: A heating article includes a substrate having two opposite surfaces, at least one of which is opaque, and a heat-stable coating arranged on the opaque surface. The heat-stable coating includes an at least two-color decoration having continuous tones and being provided in the form of a continuous or discontinuous layer. A method for manufacturing such an article includes applying a decoration composition on the opaque surface of the article to form a moist decoration layer, and then heating the moist decoration layer to form a decoration having the form of one of a continuous or discontinuous layer.

Abstract: Provided is a non-stick coating including at least one functional decorative layer, including a pigment composition having a reversible variation of optical and/or colorimetric properties when the coating is subjected to a temperature variation between a cold temperature of 0° C. to 40° C. and a hot temperature of 80° C. to 400° C. The pigment composition includes at least one compound of formula Y(3-x)MxFe(5-y)QyO12 in the form of particles, in which M is selected from the lanthanides, alkaline metals, alkaline-earth metals and metalloids with a degree of oxidation (DO) +3; Q is selected from the group made up of the lanthanides, non-metals with degree of oxidation +4, metals with DO +3 or +4, transition metals with DO +2 or +4, alkaline-earth metals and alkaline metals; and wherein x is between 0 and 0.3 and y is between 0 and 3.

Abstract: Provided is a non-stick coating including at least one functional decorative layer, including a pigment composition having a reversible variation of optical and/or colorimetric properties when the coating is subjected to a temperature variation between a cold temperature of 0° C. to 40° C. and a hot temperature of 80° C. to 400° C. The pigment composition includes at least one compound of formula Y(3-x)MxFe(5-y)QyO12 in the form of particles, in which M is selected from the lanthanides, alkaline metals, alkaline-earth metals and metalloids with a degree of oxidation (DO) +3; Q is selected from the group made up of the lanthanides, non-metals with degree of oxidation +4, metals with DO +3 or +4, transition metals with DO +2 or +4, alkaline-earth metals and alkaline metals; and wherein x is between 0 and 0.3 and y is between 0 and 3.

Abstract: Provided is a decoration method in which a decoration using specific heat-stable inks is applied by flexography to a non-stick coating made of fluorocarbon resin, the decoration optionally consisting of colored hyperrealistic patterns.

Abstract: A cooking item including a vitreous coating with improved impact-resistance properties, and a method for manufacturing such an item. The method for manufacturing includes optionally treating a concave internal side of a substrate having the end shape of the cooking item, the concave internal side being arranged on the side of the food to be introduced in said item, and a convex exterior side to be arranged on the heat source side, so as to obtain a treated internal side adapted to cause a hard base layer to adhere to the substrate, The method further includes preparing an adhering hard base layer on said internal side of the substrate, be it treated beforehand or not, and preparing a non-stick coating on the hard base layer.

Abstract: Provided is a vitreous coating comprising at least one layer embodied in the form of a continuous film of sol-gel material comprising a matrix formed from at least one metal polyalkoxylate and wherein anisotropically-shaped particles are dispersed, said layer comprising at least one area wherein the particles are particles predominantly inclined by an angle (?) of between 20° and 90° relative to the median plane of the film. The subject matter of the present invention also comprises a method of manufacturing such a coating, and a culinary article one of the surfaces of which is coated with such a coating.

Abstract: Provided is a heat-stable particulate composition for inkjet use, preferably pigmented and including 10 wt % to 95 wt % of water relative to the total weight of the composition, and 90 wt % to 5 wt % of at least one fluorinated heat-stable binder in particle form, at least one of the characteristic dimensions thereof being smaller than 800 nm.