Seb S.a.

Ecole Nationale Superieure De Chimie De Montpellier

Specific Polymers

Tissage Et Enduction Serge Ferarisa

Centre National De La Recherche Scientifique

Université De Haute-alsace

Tissage Et Enduction Serge Ferrari Sa

Jean-Luc Perillon

Aurélien Dubanchet

Stephanie Le Bris

Barbara Gantillon

Stéphanie Le Bris

Pierre-Jean Muller

Aurélien Berrux

Isabelle Joutang

Michel Fontaine

Laurent Voisin

Pierre Jean Muller

Bernard Boutevin

Bruno Ameduri

Cédric Loubat

Laurent Caillier

Stéphane Jobic

Arnaud Hory

Hélène Serier-Brault

Vincent Roucoules

Michael Langner

Nelly Durand

Jean Waku

Marie-France Vallat

Clotilde Baldeck

Quentin Joly

Fabrice Parent

Géraldine Martin

The invention relates to a cooking utensil comprising a hollow bowl with a base and a side wall rising from the base, and including at least one fragile area. The bowl has a concave inner surface for receiving food, as well as a convex outer surface. The utensil is coated successively, from the bowl, with a hard base and a nonstick coating, which covers the hard base and includes at least one layer containing at least one fluorocarbon resin. The hard base has a layer that is at least broken at the fragile area. The invention also relates to a method for producing such a utensil.

Cooking utensil comprising a hard base made from ceramic and/or metal and/or polymer material and a nonstick coating containing a fluorocarbon resin

Provided is an aqueous amine-free coating composition including at least one heterocyclic polymer, wherein the heterocyclic polymer is in the form of powder having a dless than or equal to 20 &#x3bc;m. Also provided is an aqueous amine-free non-stick coating composition including such an aqueous composition for a coating, and the respective methods for producing same. Further provided is a method for producing an item on one of the faces of a metal substrate, from at least one layer of coating composition or one layer of non-stick coating composition according to the invention.

Aqueous semi-finished and primary non-stick coating compositions comprising heterocyclic polymers

The present invention generally relates to anti-stick coatings for cooking utensils, which exhibit improved properties of hydrophobicity and resistance to high temperature. The present invention also relates to a culinary article comprising a support coated in said coating, and a process for applying on the support such a coating according to the invention.

Non-stick coating with improved hydrophobic properties

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.

Article including a heat-stable coating provided with an at least two-color decoration having continuous tones

Provided is a primer composition for a non-stick coating which includes a polyamide-amic acid having an acid value of 50 to 200 mg KOH/g, a Lewis base, water and at least 5 wt % of a polar aprotic solvent relative to the total weight of said composition. According to the invention, the weight ratio of PAI/polar aprotic solvent in said composition is at least 1.5. Also provided is a method for preparing such a composition, and a method for manufacturing an item comprising a metal substrate to which such a composition is applied.

Primer compositions for non-stick coatings and method for manufacturing same

Provided is an article, particularly culinary, comprising a cast iron support having two opposite sides. The article comprises a vitreous coating in the form of at least a continuous layer of a sol-gel material comprising a matrix formed from at least a metal polyalkoxylate and at least a reactive or unreactive silicone oil, the layer of sol-gel material being deposited directly on one at least of the sides of said support, and the side provided with a vitreous coating has a surface roughness Ra ranging between 3 and 15 &#x3bc;m with a peak count per centimeter RPc ranging between 50 and 200. A method for manufacturing such an article is also provided.

Article in cast iron comprising a vitreous coating and method of manufacturing such an article

Provided is a metal-oxide nanofiller including at least two graft chains, at least one of the chains being hydrophilic and the other being a hydrophobic chain compatible with fluorinated polymers. The hydrophobic chain is an oligomer, the weight-average molar mass Mw of which is between 300 and 20,000 g/mol. Also provided is a non-stick coating comprising such a filler, as well as to a culinary article provided with such a coating.

Metal-oxide nanofiller, method for synthesising same, and use thereof in a fluorocarbon-resin non-stick coating

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 (&#x3b1;) of between 20&#xb0; and 90&#xb0; 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.

Sol-gel coating comprising anisotropic particles and culinary article provided with such a coating

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.

Method for manufacturing a decorated heating article

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&#xb0; C. to 40&#xb0; C. and a hot temperature of 80&#xb0; C. to 400&#xb0; C. The pigment composition includes at least one compound of formula YMFeQOin 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.

Non-stick coating comprising at least one functional decorative layer and item provided with such a coating

Provided is a ceramic coating intended to be applied on a metal support and having the form of at least a continuous film having a thickness between 2 and 100 &#x3bc;m, this coating comprising a matrix including at least a metal polyalkoxide and wherein are dispersed particles whereof the diameter ranges between 0.01 and 50 &#x3bc;m, said particles being from a material having a thermal conductivity equal to or higher than 10 W&#xb7;m&#xb7;Kand a bulk density of at the most 3.9 g/cm. Also provided is an article, for example culinary, comprising such a coating and its method of manufacture.

Ceramic coating with scratch resistance and thermal conduction properties

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.

Cooking item comprising a non stick coating with improved properties of adhesion to the substrate

This invention relates to a cooking article () including a metal dish () having a base area (), a concave internal face () intended to be arranged on the side of the food to be placed in said article () and a convex external face () intended to be arranged toward a heat source, and an external coating () covering said external face (), characterized in that said external coating () includes between 30% and 50% by weight, with respect to the entire weight of said coating (), of at least one polyimide having a glass transition temperature Tg equal to or above 250&#xb0; C. This invention also relates to a process for producing such an article ().

Cooking article including an external polyimide-based coating

This invention relates to a heating article () comprising a substrate () of which one of the surfaces () is equipped with a design (), in the form of a coating layer with at least one pattern (), which comprises a thermochromic pigment composition with at least one SC thermochromic pigment that is lipid-sensitive under heat. According to the invention, the thermochromic pigment composition includes at least one thermostable pigment and composite pigment grains (), which each include a core () including the semiconducting thermochromic pigment, and a solid, transparent and continuous envelope (), formed by a mineral or organomineral material. The thermochromic pigment composition shows a reversible change in color in a thermal color-change area with an amplitude of no more than 40&#xb0; C. within the range of variation of said temperature Tof use.

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Saint Paul Trois Chateaux, France

Jean-Luc Perillon