Eastman-kodak Company

Commissariat a L'energie Atomique Et Aux Energies Alternatives

Commissariat À L'énergie Atomique Et Aux Énergies Alternatives

Commissariat a L'energie Atomique

Schneider Electric Industries Sas

Carestream Health, Inc.

Commissariat a L'energie Atomique Et Aux Energies

Arjo Wiggins Fine Papers Limited

Cromology

Olivier Jean Poncelet

Jeannine Rigola

Danielle Marie Wettling

Didier J Martin

Stephanie V Desrousseaux

Gerard Amede Friour

Thierry G Vachette

Aurélien Auger

Daniel Getto

Yannick J Lerat

Olivier Renard

Mohammed Benwadih

Olivier Raccurt

Gérard A Friour

Romain Coppard

Antoine Thill

Philippe Coronel

Joseph F Bringley

Lori J Shaw-Klein

Abdelkader Aliane

Olivier Dellea

Jean-Marie Vau

Philippe Capron

Jacques Roussilhe

Simon Perraud

Claude Jaussaud

Ilias Iliopoulos

Eric Masera

Simon Clavaguera

Jean-Antoine Gruss

Gilles Le Blevennec

Philippe Strauel

Romain Maladen

Isabelle Rougeaux

Gaël Depres

Joël Dufourcq

Jacqueline Bablet

Laurence Poul

Francois Tardif

Lionel Bonneau

Hai Trieu Phan

Jorice Samuel

Jean-Jacques Edgar Garenne

Jean M Guilment

Mehrdad Hassanzadeh

Céline Noel

Jérôme Delmas

Oliver A Caillault

Christophe Chartier

Sylvie Motellier

Luc Aixala

Karim Helal

Marlène Chapuis

Xavier Gasso Puchal

Korian Lhaute

Boualem Mekki

Gaetan J Mairesse

Jean-Claude F Boivin

Guy J Nowogrocki

Gilles Clavellier

Pierre Thevenet

Sonia De Sousa Nobre

Chloé Schubert

Gilles Gaillard

Karsten O Haupt

Nicolas Tissot

Jonathan Skrzypski

Dario Rapisarda

Julien Jouhannaud

François Tardif

Arthur Roussey

Renaud Borlet

Pierre Piluso

Stéphanie Desrousseaux

Elise Villemin

Baptiste Paget

Charlène Anton

Guillaume Gelineau

Béatrice Rouleau

Gerard Fiour

A method for treating a polymer part comprising a step of bringing the part into contact with vapours of solvent(s), capable of at least partially solubilising the part, this contacting step being carried out under vacuum. Application of this method for modifying the roughness of the part and/or functionalising it.

Method for treating a polymer part in order to modify its roughness and/or to functionalise it

A method for manufacturing a compound comprising at least one imine group, the method comprising a step of reaction between a first compound comprising at least one amine group and a second compound comprising at least one carbonyl group, the reaction step being carried out in the presence of at least one supercritical fluid.

Method for preparing a compound comprising at least one imine function by a specific condensation reaction, and particular application of said method in the field of dyeing

This invention relates to a treatment process for a material chosen from among a polyamide, a polyester and a poly(meth)acrylate. According to the invention, this process comprises a step in which contact is made between this material and a polar organic solvent in a supercritical fluid. This invention also relates to a process for manufacturing a part from a material chosen from among a polyamide, a polyester and a poly(meth)acrylate in a divided form. Finally, the invention relates to use of the material treated by the treatment process and to use of the part manufactured by the manufacturing process in the low voltage, medium voltage or high voltage electrical industry.

Process for treating a material chosen from among a polyamide, a polyester and a poly(meth)acrylate

Solution for use in filling micrometer-size cavities (), the solution comprising a first solvent, a first polymer () having a first molecular weight, a second polymer () having a second molecular weight, luminophores () and a surfactant, the second molecular weight being 10 to 50 times greater than the first molecular weight.

Solution for use in filling micrometer-size cavities

Particle () which comprises a core () made of copper, of a copper alloy, of aluminium or of an aluminium alloy, covered with an external layer (), where the external layer () is formed from metal nanoparticles or carbon nanotubes.

Particle for making metal parts using 3D printing and method for making metal parts

In the field of papermaking and more particularly a method for producing paper impregnated with a molecule of interest, particularly colored paper, and the associated product, i.e. impregnated paper, there is a disclosed a method implementing a supercritical-pressure fluid. Such paper, particularly colored paper, obtained from a formulation of paper pulp or paper including latex, does not bleed when it comes into contact with water.

Method for producing paper impregnated by a supercritical-pressure fluid, and impregnated, particularly coloured paper

A method for preparing coated metal nanoparticles, each nanoparticle comprising a core constituted of at least one metal M and a layer constituted of at least one polymer, the layer coating the metal core. The method comprises the steps: (a) preparing a solution A comprising the at least one metal M in the form of cations M, n being an integer comprised between 1 and 3, each metal M being a transition metal of atomic number comprised between 21 and 30, a polyol, and a noble metal salt; (a) preparing a solution B comprising at least one organic monomer of the at least one polymer, in an organic solvent; (b) mixing solutions A and B, this mixture being heated to the boiling temperature of the polyol; and (c) recovering the coated metal nanoparticles.

Methods for manufacturing coated metal nanoparticles and a composite material comprising same, use of such a material and device comprising same

A method for coloring of cellulose in a supercritical COmedium by an uncharged hydrophobic dye, including at least the steps including of: (i) provision of cellulose fibers, (ii) placing the cellulose fibers in the presence of: a) an effective quantity of at least one uncharged mono organo-urea primer of formula R&#x2014;NH&#x2014;CO&#x2014;NH, where R represents a linear or branched, saturated or unsaturated, hydrocarbon chain possessing at least 3 carbon atoms, or a saturated or unsaturated cyclic hydrocarbon radical, which is bonded directly or via a methylene or ethylene group to a nitrogen atom, and if appropriate substituted under conditions conducive to the forming of a covalent carbamatic bond between the cellulose and the molecules of the organo-urea; and b) at least one hydrophobic dye in a supercritical COmedium, under conditions conducive to the immobilization of the dye on the fibers.

Method for coloring cellulose

A process for preparing hollow particles of aluminosilicates having a spherical shape of allophane type which are hybrid at the core, comprising:

Process for the synthesis of hybrid allophane

The present invention relates to a process for treating a polyamide-based material comprising silica fibers and/or fillers, by impregnation with at least one hydrophobic additive in supercritical CO. The invention also relates to a polyamide-based material comprising silica fibers and/or fillers and impregnated with at least one hydrophobic additive, obtained via such a process, and to the use thereof as an electrically insulating component in an electrical device, in particular in a circuit breaker.

Process for treating silica-filled polyamide by impregnation in supercritical CO2

The invention seeks protection for a novel method for the surface functionalization of solid materials with one or more active ingredients intended to confer specific properties thereon, such as anti-UV, fluorescence or coloring properties.

Method for coating with dispersions of active ingredients coated in a polymer layer

An organic CMOS circuit including a substrate having an N-type organic transistor and a P-type organic transistor formed thereon, the transistors respectively including a layer of N-type semiconductor material and a layer of P-type semiconductor material. A surface of each of the semiconductor material layers, opposite to the substrate, is covered with an anti-ultraviolet layer made of electrically-insulating material absorbing and/or reflecting ultra-violet rays.

Method for producing an organic CMOS circuit and organic CMOS circuit protected against UV radiation

The use of hollow particles of hybrid aluminosilicates of imogolite or allophane type, characterized in that they have their external surface functionalized with Al&#x2014;OH units and their internal surface functionalized at least in part with Si&#x2014;R units, with R representing a nonhydrolyzable unit, preferably a hydrocarbon unit, as vehicle for one or more hydrophobic substances, in particular considered in the oil industry, the hydrophobic substances being chosen from any compound containing a linear or branched aliphatic chain having at least 4 carbon atoms, surfactants, biocides and methane clathrates inhibitors.

Application of hybrid aluminosilicates

The present invention relates to a method for impregnating a filter having pores suitable for retaining particles within them that may be present in a flow of air suitable for passing through the filter, according to which the filter made up of a polymer membrane is impregnated with one or more organometallic salts by applying a treatment using supercritical CO, the metal M of each salt being chosen from among the group of rare earths, yttrium, scandium, chromium, or a combination thereof. The invention also relates to the obtained filter and an associated method for the collection and quantitative analysis of nanoparticles.

Method for producing a filter intended to filter nanoparticles, obtained filter and associated method for the collection and quantitative analysis of nanoparticles

Growing community of inventors

Chalon sur Saone, France

Olivier Jean Poncelet