Abstract: The present invention relates to composite material comprising a matrix and a metallic layer located at at least one surface of said composite material, said matrix comprising at least one polymer and a first population of particles of at least one electronically conducting metal, said layer comprising a second population of particles of at least one electronically conducting metal, a method for preparing such composite material and applications thereof.

Abstract: Some embodiments relate to a dual cure polymerization system combining aza-Michael addition polymerization and photopolymerization. Some embodiments also relate to a dual cure polymerization system for preparing interpenetrating polymer networks. Some other embodiments relate to compositions and articles obtainable by a process of the invention and uses thereof.

Abstract: The present invention relates to a new method of light induced photopolymerization under mild irradiation conditions, copper initiator complexes to be used in such method and a polymers obtained by such method.

Abstract: In a first aspect, the present invention concerns a kit for a polymerizable composition comprising a portion A constituted by a composition comprising at least one monomer (a1) that is reactive towards a cationic species (b) or a Lewis or Brönsted acid species, and at least one co-initiator, and a portion B comprising at least one cationic salt (e) selected from the salts with formula S1, S3, and S4 shown and defined in claim 1. In a second aspect, the present invention concerns a method of producing a coating or a composite material starting from polymerizable composition comprising at least one salt (e) selected from the salts with formula S1, S2, S3, and S4 shown and defined in claim 10, said composition being polymerized without adding external heat thereto.

Abstract: The present invention relates to a silicone composition C that is crosslinkable by exposure to radiation with a wavelength between 200 nm and 450 nm, comprising: at least one radical photoinitiator A; and at least one co-initiator B chosen from compounds comprising at least one hydrogen atom bonded to a silicon atom.

Abstract: The kit includes: a first implant (16) defining a window (26), and a second implant (18) including a second tubular body (42) designed to be positioned in the window (26). The second implant (18) includes a retaining member for retaining the second implant (18) relative to the first implant. The kit further includes a retaining ring (20) for retaining the second implant (18) attached on the first tubular body (22) in the window (26) and delimiting an insertion passage (60) for the second implant (18). The retaining ring (20) is elastically deformable in the window (26) to allow a reversible increase of at least 20%, advantageously at least 30%, of the outer contour of the insertion passage (60).

Abstract: The present invention relates to composite material comprising a matrix and a metallic layer located at at least one surface of said composite material, said matrix comprising at least one polymer and a first population of particles of at least one electronically conducting metal, said layer comprising a second population of particles of at least one electronically conducting metal, a method for preparing such composite material and applications thereof.

Abstract: Radiation curable composition for preparing a hybrid sol-gel layer on a surface of a substrate, wherein said composition comprises at least one radically radiation curable material; at least one non-reactive organofunctional silane; at least one reactive organofunctional silane; at least one cationic photoinitiator; and at least one radical photoinitiator. Method for preparing a hybrid sol-gel layer on a surface of a substrate using said composition and hybrid sol-gel layer so prepared. Substrate comprising at least one surface coated with said hybrid sol-gel layer.

Abstract: The present invention relates to a cooking article a substrate having a contact surface at least partially made of metal and coated with a non-stick coating comprising at least one layer including at least one fluorocarbon resin alone or mixed with a thermostable coupling binder that is heat-resistant up to at least 200° C., the fluorocarbon resin and, if necessary, the thermostable coupling binder forming a sintered network. According to the invention, the contact surface comprises an interface layer consisting of a polymer layer formed by plasma polymerization from a precursor selected from among unsaturated carboxylic acids, the salts or esters thereof, saturated carboxylic acid vinyl esters, unsaturated dicarboxylic acids, the salts, esters, hemiesters or anhydride esters thereof, and unsaturated epoxides. The present invention also relates to a method for manufacturing such an article.

Abstract: The invention relates to a material consisting of an aqueous dispersion of PEG-coated nanoparticles of maghemite. The process for preparing said material consists in polymerizing ethylene oxide in the presence of nanoparticles of maghemite in an aqueous dispersion. The polymerization is initiated using reactive groups which are capable of initiating the polymerization of ethylene oxide without the addition of a catalyst, and which are attached to the nanoparticles of maghemite by means of a coupling agent comprising an alkoxysilyl group and one or more of said reactive groups. Applications: contrast agent for MRI.

Abstract: The invention relates to a method of managing a steering control for a steerable portion of an aircraft undercarriage, the method comprising implementing servo-control to servo-control an electromechanical steering actuator on an angular position setpoint, wherein, according to the invention, the servo-control implements a control relationship H? type, the position and speed information being delivered by means of a fieldbus of deterministic type to a computer that implements the servo-control.

Abstract: A method for producing an aortic or mitral heart valve prosthesis and the resulting aortic or mitral heart valve. The method is characterized in that it essentially consists in producing the prosthesis by shaping a textile material. The invention is more particularly applicable in the field of medicine, in particular repair surgery, and especially in heart surgery, more particularly heart prostheses.

Abstract: The invention relates to the field of chemistry, especially organic chemistry, and more specifically the field of heterogeneous palladium catalysts used to catalyse chemical reactions involving the formation of carbon-carbon bonds. The invention also relates to a method for synthesising a heterogeneous palladium catalyst that can catalyse a C—C coupling reaction, the method essentially including steps of providing a solid substrate onto which groups of formula —PR1R2, wherein R1 is an optionally substituted alkyl group, or an optionally substituted cycloalkyl group, et R2 is an optionally substituted aryl group or an optionally substituted heteroaryl group, have been covalently bonded, and incorporating a catalytically effective amount of palladium into the resulting substituted substrate. The invention further relates to the resulting catalysts and to the uses thereof in C—C coupling reactions.

Abstract: The invention relates to a method of managing a steering control for a steerable portion of an aircraft undercarriage, the method comprising implementing servo-control to servo-control an electromechanical steering actuator on an angular position setpoint, wherein, according to the invention, the servo-control implements a control relationship H? type, the position and speed information being delivered by means of a fieldbus of deterministic type to a computer that implements the servo-control.

Abstract: A compound of the general formula (I) as an active principle for treating cancer, specifically tumors, in particular diseases involving inhibition of metalloproteases, such as Aminopeptidase-N. Pharmaceutical compositions comprising the compound of general formula (I). Methods of treatment using the compound of general formula (I).

Abstract: A device for evaluating the surface condition of a material and a method derived from it, based on the use of an element which vibrates under the influence of relative movement with respect to the surface to be assessed. This method allows the analysis of any surface, with or without surface periodicity, regardless of its constitution or its composition, and regardless of any surface treatment(s) it may have undergone. The evaluation device (1) comprises a support (2) to which is attached at least one vibrating element (3) capable of vibrating upon contact with the surface of the material surface (5), the vibrating element (3) being driven to move relative to the material surface (5).

Abstract: Disclosed are a device for the measurement of stresses exerted on a mechanical part and a method for the fastening of this device. The device comprises at least one plate and one strain gauge, the gauge being fixed to the plate which is connected to the mechanical part by linking and coupling means, the strain gauge generating an electrical signal representing the stresses exerted. Application to the measurement of stresses exerted on all types of mechanical parts, notably on brake calipers.