Lesage, FR
Anne Lesage, Rillieux La Pape FR
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20160052934 | RIGID DINITROXIDE BIRADICAL COMPOUNDS USED AS IMPROVED POLARIZING AGENTS FOR DYNAMIC NUCLEAR POLARIZATION TECHNIQUES - The invention concerns a dinitroxide biradical compound, in which the two nitroxide units are held by a rigid linkage, of general formula (I) in which—A is a carbon, an ammonium or a phosphonium, each of A | 02-25-2016 |
Anne Lesage, Rillieux FR
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20150219734 | POROUS AND STRUCTURED MATERIALS FOR DYNAMIC NUCLEAR POLARIZATION, PROCESS FOR THEIR PREPARATION AND NMR ANALYSIS METHOD - The present invention concerns materials consisting in a porous and structured network, this network being at least in part formed by Si atoms, or Si atoms and metal atoms, linked to each other's via siloxy bonds, the amount of radical ranging from 0.50 to 0.03 mmol of radical per gram of material, and in that the network is formed with a sol-gel step using an organosilane for the introduction of the organic molecules allowing their regular distribution within the porous structured material. | 08-06-2015 |
Cedric Lesage, Sainte-Soulle FR
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20090125105 | Aspheric intraocular lens and method for making the same - The invention relates to a novel artificial intraocular lens (IOL) and a method for improving such a lens in the field of opthalmology, with surface shape modifications that differ from perfect spherical geometries. The intraocular lens takes into account the natural optical configuration of the human vision apparatus, for example, visual axis tilt and pupil decentration. In addition, the method accounts for potential positioning errors caused by implantation and surgery effects. | 05-14-2009 |
Cedric Lesage, Toulouse FR
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20150034761 | COUPLING DEVICE OF A MOTORIZED WHEEL OF AIRCRAFT LANDING GEAR - An elastic device for coupling between an aircraft landing gear wheel and a coaxial motorization member for motorization of the wheel. The elastic device comprises a plurality of arms to be rotationally coupled to the motorization member adjacent a first radially inner end and which are to be linked to the wheel adjacent their radially outer opposite end, the arms being substantially rigid in a plane perpendicular to the rotational axis of the wheel and flexible in directions substantially transverse to the plane. | 02-05-2015 |
Cédric Lesage, Sainte-Soulle FR
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20110144653 | Injector Tip For An Injector Device As Well As Injector Device For Introducing An Intraocular Lens Into An Eye As Well As Method For Transporting An Intraocular Lens In An Injector Tip - The invention relates to an injector tip for an injector device for introducing an intraocular lens into an eye, which has a continuous guide channel for the intraocular lens. The guide channel in cross-section has at least in sections along a rear second half a contour development with at least two outwardly curved top curves, to which each two outwardly curved lateral curves adjoin, which are connected by an outwardly curved bottom curve. The invention also relates to an injector tip, in which the shaped wall of the guide channel is formed such that lateral edges of the intraocular lens rest on a top side at the front end of the injector tip. Furthermore, the invention also relates to an injector device with an injector tip as well as a method for transporting an intraocular lens in an injector tip. | 06-16-2011 |
20110157548 | Method for making an aspheric intraocular lens - The invention relates to a novel artificial intraocular lens (IOL) and a method for improving such a lens in the field of ophthalmology, with surface shape modifications that differ from perfect spherical geometries. The intraocular lens takes into account the natural optical configuration of the human vision apparatus, for example, visual axis tilt and pupil decentration. In addition, the method accounts for potential positioning errors caused by implantation and surgery effects. | 06-30-2011 |
Etienne Lesage, Franconville FR
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20100110340 | DISPLAY - A display comprises: a transmissive pixellated spatial light modulator ( | 05-06-2010 |
Florian Lesage, Valbonne FR
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20090162368 | MECHANOSENSITIVE MAMMALIAN POTASSIUM CHANNEL ACTIVATABLE BY POLYUNSATURATED FATTY ACIDS - A purified protein comprising a mechanosensitive potassium channel activated by at least one polyunsaturated fatty acid and riluzole and the use of said channels in drug screening. | 06-25-2009 |
20150018251 | PROTEIN CHIPS, PREPARATION AND USE THEREOF - The present invention relates to the field of medicine, in particular of research and diagnosis. It relates more particularly to a novel tool for detecting antibodies in a biological sample originating from a mammal. This tool, which is in the form of a protein chip, can be used in screening for new targets of interest involved in the occurrence of an autoimmune disease, in particular of a disease affecting the nervous system of a mammal, and also in the diagnosis or the monitoring of the progression of such an autoimmune disease. The invention also relates to a method for producing such a tool and also to kits comprising it and enabling its use. | 01-15-2015 |
20150038466 | PAIN RELIEF COMPOUNDS - The present invention relates to the use of compounds for the treatment or prevention of pain in mammals, in particularly in human beings, and also to a process for preparing these compounds. | 02-05-2015 |
20150274633 | PAIN RELIEF COMPOUNDS - The present invention relates to the use of compounds for the treatment or prevention of pain in mammals, in particularly in human beings, and also to a process for preparing these compounds. | 10-01-2015 |
Freddy Lesage, Champagne Sur Seine FR
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20150221419 | METHOD FOR MANUFACTURING A POWER CABLE AND CABLE MANUFACTURED BY MEANS OF SUCH A METHOD - The invention relates to a method for manufacturing a cable, including, from the inside to the outside, a central electrical conductor ( | 08-06-2015 |
Frederic Lesage, Saint-Saulve FR
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20090301202 | NON-DESTRUCTIVE TESTING, IN PARTICULAR FOR PIPES DURING MANUFACTURE OR IN THE FINISHED STATE - Non-destructive testing device for pipes. It extracts information on defects from signals captured by ultrasound receivers following the selective excitation of ultrasound transmitters according to a selected time rule. The receivers form an arrangement with a selected geometry, coupled in an ultrasound fashion, with relative rotation/translation movement, with the pipe. The device comprises a converter ( | 12-10-2009 |
20100170344 | METHOD AND APPARATUS FOR AUTOMATIC NON-DESTRUCTIVE TESTING OF TUBULAR AXLE SHAFTS WITH VARIABLE INTERNAL AND EXTERNAL RADIUS PROFILES - An apparatus testing axle shafts includes i) a test bench to receive a tubular axle shaft including a wall exhibiting variable known external and internal radius profiles, ii) at least one ultrasonic probe to analyze at least one selected portion of the wall in a selected angular sector and thus acquire analysis data, iii) a controller to control the test bench to place each probe on the wall external or internal surface in at least one first site selected as a function of its profiles and a possible loading of the shaft such that it analyses the first and second selected wall portions respectively in at least one first and at least one second selected angular sector oriented in first and second opposing longitudinal or transverse directions, to thus acquire analysis data for various relative angular positions of the shaft in relation to the probe, and iv) a processor to create from these acquired analysis data maps representing the transverse or longitudinal orientations and positions of indications of echoes within the wall. | 07-08-2010 |
20100180683 | METHOD AND APPARATUS FOR THE MANUAL NON-DESTRUCTIVE TESTING OF TUBULAR AXLE SHAFTS WITH VARIABLE INTERNAL AND EXTERNAL RADIUS PROFILES - An apparatus testing axle shafts including i) at least one ultrasonic probe to analyze, in a selected angular sector, selected portions of a wall exhibiting known variable internal and external radius profiles of a tubular axle shaft and thus acquire analysis data, ii) a controller to determine, as a function of the profiles and possible loading and environment of the shaft, at least one first and at least one second selected site on the external or internal surface of the wall where each probe is to be placed manually, to analyze at least one first and at least one second selected portion of the wall respectively in at least one first and at least one second selected angular sector oriented in first and second opposing longitudinal or transverse directions, and thus acquiring analysis data for various relative angular positions of the shaft in relation to the probe, and iii) a processor to create from these acquired analysis data maps representing the transverse or longitudinal orientations and the positions of indications of echoes within the wall. | 07-22-2010 |
20100307249 | NON-DESTRUCTIVE TESTING, IN PARTICULAR FOR PIPES DURING MANUFACTURE OR IN THE FINISHED STATE - A device forming an operating tool, for non-destructive testing of iron and steel products, intended to extract information on possible defects in the product, from feedback signals captured by transmitting ultrasound sensors, receiving ultrasound sensors forming an arrangement with a selected geometry, assembled to couple in an ultrasound fashion with the product via a liquid medium intermediary, with relative rotation/translation movement between the pipe and arrangement of transducers. The operating tool includes: a converter capable of selectively isolating a digital representation of echoes in designated time windows, as a function of relative rotation/translation movement, the representation including amplitude and time of flight of at least one echo, and of generating a parallelepipedic 3D graph, a transformer unit capable of generating a 3D image of possible defects in the pipe from the 3D graph and a database, a filter capable of determining, in the images, presumed defect zones, and properties of each presumed defect, and an output stage configured to generate a product conformity or non-conformity signal. | 12-09-2010 |
Frédéric Lesage, Athis-Mons FR
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20150321909 | PYROTECHNIC PROCESS FOR PROVIDING VERY HIGH PURETY HYDROGEN AND ASSOCIATED DEVICE - A pyrotechnic process for providing very high purity hydrogen, includes the combustion of at least one solid pyrotechnic charge capable of generating hydrogen-containing gas for the production of a pressurized hot hydrogen-containing gas that contains at least 70% by volume of hydrogen; and the purification of at least one portion of the pressurized hydrogen-containing gas, by passing through a metallic hydrogen separation membrane maintained at a temperature above 250° C., in order to obtain, at the outlet of the membrane, a hydrogen-containing gas that contains at least 99.99% by volume of hydrogen. | 11-12-2015 |
Jean-Luc Lesage, Compiegne FR
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20120070624 | GLAZING WITH VERY LITTLE DOUBLE IMAGING - The invention relates to a curved glass pane, made of float glass, the area of a main face of which is greater than 1.5 m | 03-22-2012 |
20120193341 | COATED DISK HAVING A HEATABLE COMMUNICATION WINDOW - A transparent disk that can be electrically heated over a large surface area, comprising: a large-surface-area, electrically conductive, transparent coating, which is applied to a transparent substrate, at least two bus ribbons, which are electrically connected to the electrically conductive transparent coating, at least one locally delimited region free from the coating, wherein at least one heating conductor having two poles is applied inside the free region, and wherein the first pole is electrically connected to the electrically conductive, transparent coating and the second pole is electrically connected to the electrically conductive, transparent coating or a bus ribbon. A method for the production of the disk is also described. | 08-02-2012 |
Martine Lesage, Loury FR
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20090308235 | PYROTECHNIC DEVICE FOR DESTROYING AMMUNITIONS - The invention relates to a pyrotechnic device for the destruction of munitions by an explosive at least partially surrounding the munitions having walls for confining the active products. The device includes an igniter for the controlled ignition of the explosive, the igniter configured to couple explosive detonation waves into the walls of the munitions along at least two opening lines of said walls of the munitions. Application of embodiments of the invention includes controlled destruction of munitions or objects containing pyrotechnic and/or chemical substances. | 12-17-2009 |
Nicolas Lesage, Billere FR
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20150321935 | METHOD OF OXIDISING PRODUCTION WATER - The invention relates to a process for removing pollution from production water, comprising the steps of introducing the production water and ozone into a reactor containing zeolites, subjecting the production water in the reactor to irradiation by UV light, and separating the production water from the zeolites, so as to obtain production water from which pollution has been removed. The invention also relates to a device for removing pollution from production water. | 11-12-2015 |
20160040522 | PRODUCTION OF INJECTION WATER BY COUPLING DIRECT-OSMOSIS METHODS WITH OTHER METHODS OF FILTRATION - The invention relates to a method for extracting hydrocarbons. The steps involve extracting a process flow from an underground formation, separating this flow into at least one hydrocarbon-containing fraction and one aqueous fraction referred to as the produced water, and reinjcting an injection water into the underground formation. The injection water intended to be introduced into the underground formation is produced partly in a direct-osmosis unit from produced water and partly in a nanofiltration and/or reverse-osmosis unit. The invention also relates to a process for extracting hydrocarbons throughout the exploitation life of the underground hydrocarbon reservoir, and to an injection-water production device especially designed for implementing this process. | 02-11-2016 |
Patrick Lesage, Saint Malo FR
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20090047623 | Cutting insert for a vibrating dental instrument - Vibratory tip ( | 02-19-2009 |
20120295222 | INSERTION MATERIAL INTENDED FOR WIDENING THE GINGIVAL CREVICE - The present invention relates to a novel insertion material intended for widening the gingival crevice. According to the invention, this material consists of a hydrophilic paste comprising, expressed as percentage by weight relative to the total weight of the material: | 11-22-2012 |
20130040263 | VIBRATORY INSTRUMENT WITH AN INTERCHANGEABLE TOOL - Vibratory instrument including a tool releasably mounted on a tool carrier for coupling with a vibration generator. The tool includes in succession along a longitudinal axis: a working portion presenting a free end for reproducing the vibration transmitted by the vibration generator; a coupling portion; and an elastically-deformable attachment portion disposed upstream from the coupling portion. The tool carrier includes in succession along a longitudinal axis: a housing receiving the attachment portion of the tool; and a coupling bearing surrounding the coupling portion of the tool, at least in part. The attachment portion of the tool presents outside dimensions that are adapted relative to the inside dimensions of the housing of the tool carrier so as to prevent contact between the attachment portion and the housing when the coupling portion of the tool is in contact with the coupling bearing of the tool carrier. | 02-14-2013 |
20140348921 | NOVEL HEMOSTATIC COMPOSITION - The present invention relates to a novel hemostatic composition notably useful to ensure good hemostasis and maintain the sulcular opening after a gingival eviction procedure. | 11-27-2014 |
Philippe Lesage, Chartrettes FR
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20130064414 | COAXIAL SPEAKER SYSTEM HAVING A COMPRESSION CHAMBER - Coaxial two-way or more loudspeaker system comprising a low range electro-dynamic transducer and a high range transducer with compression chamber, mounted in a coaxial and frontal with respect of the low range transducer. | 03-14-2013 |
20130070954 | ELECTRODYNAMIC TRANSDUCER HAVING A DOME AND AN INNER HANGING PART - Electro-dynamic transducer ( | 03-21-2013 |
20130114846 | ELECTRODYNAMIC TRANSDUCER HAVING A DOME AND A BUOYANT HANGING PART - Electro-dynamic transducer including a main magnetic circuit defining an air gap, a moving part comprising a dome shaped diaphragm and a movable coil fixed thereto and diving into the air gap; a support to which the moving part is suspended; and a suspension linking the moving part and the support; wherein the suspension is floating with respect of the support, allowing a radial degree of freedom. | 05-09-2013 |
20130121522 | COAXIAL SPEAKER SYSTEM HAVING A COMPRESSION CHAMBER WITH A HORN - Coaxial two-way or more loudspeaker system ( | 05-16-2013 |
Pierre Lesage, Clemont-Ferrand FR
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20100175804 | Pneumatic Article with Gas Tight Layer Including a Thermoplastic Elastomer - Inflatable article equipped with an elastomer layer impermeable to the inflation gases, said elastomer layer comprising at least, as the predominant elastomer, a thermoplastic stirene/isobutylene/stirene (SIBS) elastomer. Preferably the SIBS elastomer comprises between 5% and 50% by weight of stirene, its number-average molecular weight is between 30 000 and 500 000 g/mol, and its T | 07-15-2010 |
20120003409 | Pneumatic Object Provided with Gas-Tight Layer Comprising Two Thermoplastic Elastomers - Inflatable article equipped with an elastomer layer impermeable to the inflation gases comprising at least: as first thermoplastic stirene elastomer, at least 50 phr of a copolymer containing polystirene and polyisobutylene blocks, in particular SIBS; as second thermoplastic stirene elastomer, at most 50 phr of a thermoplastic stirene copolymer of unsaturated type, in particular SIS; and optionally an extender oil, in particular polybutene, at a content preferably between 5 and 100 phr. This gastight elastomer layer has very good impermeability properties and a lower hysteresis compared to layers based on butyl rubber. The inflatable article can be, in particular, an inner tube or a pneumatic tire for a motor vehicle. | 01-05-2012 |
20120003413 | Airtight Multilayer Laminate for a Pneumatic Object - A multilayer elastomer laminate that is impermeable to inflation gases, which is capable of adhering to a diene elastomer composition and which can be used in an inflatable article provided with such a diene composition, said laminate comprising at least two superposed elastomer layers (phr signifying parts by weight per hundred parts of elastomer, in each elastomer composition considered): as a gastight first layer, a first elastomer composition comprising more than 50 phr of a copolymer containing polystirene and polyisobutylene blocks; as an adhesive second layer, a second elastomer composition comprising more than 50 phr of an unsaturated thermoplastic stirene copolymer and optionally a liquid plasticizing agent at a content from 0 to less than 100 phr. This multilayer laminate possesses very good impermeability properties and a reduced hysteresis compared to layers based on butyl rubber, and also a high adhesion to a diene elastomer third layer. | 01-05-2012 |
20120118463 | Pneumatic Object Provided with a Self-Sealing and Gas-Tight Layer Comprising a Thermoplastic Elastomer and Extension Oil - An inflatable article provided with an elastomer layer comprising at least, as major elastomer, a thermoplastic polystirene/polyisobutylene block copolymer, such as a stirene/isobutylene/stirene (SIBS) copolymer, and at least 100 phr of an extender oil. Preferably, this copolymer comprises between 5% and 50% stirene by weight, its number-average molecular weight is between 30,000 and 500,000 g/mol and its Tg is below −20° C. The extender oil is preferably a polybutene oil such as polyisobutylene (PIB) oil. This elastomer layer is able to fulfil not only the role of a self-sealing (puncture-resistant) layer, but also that of an impermeable layer, furthermore with a reduced hysteresis compared to a conventional layer based on butyl rubber. The inflatable article can be, in particular, an inner tube or a pneumatic tire for a motor vehicle. | 05-17-2012 |
Pierre Lesage, Clermont-Ferrand Cedex 9 FR
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20140235751 | TIRE WITH IMPROVED GRIP ON WET GROUND - A tire having an improved wet grip, in particular for a passenger vehicle, a van, or a two-wheel vehicle, includes a tread formed of a rubber composition. The rubber composition includes at least (phr meaning parts by weight per hundred parts of elastomer): | 08-21-2014 |
20140338806 | STUDDED TIRE - The invention relates to a studded tire the tread of which comprises a first part in contact with the ground and a second part placed radially to the inside of the first part, and at least one stud protruding from the tread, and the head of the stud being entirely anchored in the second part of the tread, in which the complex modulus G*(0° C.) of the rubber composition forming the first part of the tread is less than 1.5 MPa and in which the complex modulus G* of the rubber composition forming the second part of the tread varies with temperature such that G*(5° C.) is equal to or greater than 5 MPa and G*(20° C.) is less than or equal to 0.5G*(5° C.). | 11-20-2014 |
Pierre Lesage, Clermont-Ferrand 9 FR
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20140243448 | TIRE WITH IMPROVED GRIP ON WET GROUND - A tire having an improved wet grip, in particular for a passenger vehicle, a van, or two-wheel vehicle, includes a tread of which includes a rubber composition. The rubber composition includes at least (phr meaning parts by weight per hundred parts of elastomer): | 08-28-2014 |
Pierre Lesage, Clermont-Ferrand FR
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20100032070 | Tire with a Self-Sealing Ply - Tire comprising at least two sidewalls, a crown provided radially externally with a tread, a carcass-type reinforcing structure and a crown reinforcement, the inner surface of the sidewalls and of the crown forming an inner wall of the tire, at least one portion of said wall being covered with a self-sealing layer comprising a thermoplastic stirene (TPS) elastomer and the tire being able to be inflated to a given service inflation pressure P | 02-11-2010 |
20100051158 | Self-Sealing Composition for a Pneumatic Object - A self-sealing elastomer composition, in an inflatable article such as a pneumatic tire ( | 03-04-2010 |
20100263778 | Pneumatic Object Provided with a Gas-Impermeable Layer Based on a Thermoplastic Elastomer and a Platy Filler - Inflatable article equipped with a layer impermeable to the inflation gases, of improved hysteresis and impermeability. The layer comprises an elastomer composition comprising at least, as the sole elastomer or as the predominant elastomer by weight, a thermoplastic stirene elastomer (“TPS”) and a platy filler having a volume content greater than 5%. According to one preferred embodiment, the TPS elastomer is a copolymer with polystirene and polyisobutylene blocks such as SIBS (stirene/isobutylene/stirene) and the composition also comprises an extender oil for the elastomer, in particular a PIB (polyisobutylene) oil. The platy filler is especially chosen from graphites and phyllosilicates such as micas, clays or talcs. The inflatable article can be an inner tube or a pneumatic tire for a motor vehicle. | 10-21-2010 |
20100294411 | Multilayered Gas-Tight and Anti-Puncture Laminate Object Including Same - A puncture-resistant multilayer laminate that is impermeable to inflation gases, comprising: a gastight first elastomer layer comprising a polystirene/polyisobutylene block copolymer thermoplastic elastomer, and optionally an extender oil with a content within a range of 0 to less than 100 phr; and a self-sealing second elastomer layer comprising a thermoplastic stirene elastomer, identical to or different from the first elastomer, and an extender oil with a content greater than 200 phr. | 11-25-2010 |
20100300593 | TYRE WITH SELF-SEALING LAYER - Tubeless tyre in the form of a torus open radially inwards with an outer wall and an inner wall, characterized in that at least part of the inner wall is covered with a self-sealing layer comprising a thermoplastic styrene (TPS) elastomer having a Shore 0 hardness of less than 35. | 12-02-2010 |
20110061782 | INNER TUBE FOR A PNEUMATIC TYRE BASED ON A THERMOPLASTIC ELASTOMER - Inner tube for a pneumatic tyre, notably for a bicycle, characterized in that it has an elastomeric gastight layer consisting of an elastomeric composition comprising at least one styrene/isobutylene/styrene thermoplastic elastomer (called “SIBS”) and in that it includes a self-sealing material disposed inside the cavity formed by the airtight elastomeric layer. | 03-17-2011 |
20110165408 | Self-Sealing Elastomer Composition - Self-sealing elastomer composition that can in particular be used as puncture-resistant layer in an inflatable article, comprising at least 30 phr of a saturated thermoplastic stirene elastomer, at most 70 phr of an unsaturated thermoplastic stirene elastomer and more than 200 phr of an oil extender. Inflatable article, such as a tire, provided with a puncture-resistant layer comprising, as self-sealing composition, an elastomer composition according to the invention. Advantageously, the puncture-resistant layer is combined with an airtight layer, for example based on butyl rubber, so as to constitute, in the inflatable article, a puncture-resistant airtight laminate. | 07-07-2011 |
20110180193 | Puncture-Resistant Air-Impermeable Laminate for an Inflatable Article - Airtight and puncture-resistant multilayer elastomer laminate that can be used in particular in an inflatable article, such as a pneumatic tire for a vehicle, comprising at least the following three layers (phr signifying parts by weight per hundred parts of rubber (elastomer) in each composition considered): as an airtight first layer, a first elastomer composition comprising at least 50 phr of a diene elastomer; as a puncture-resistant second layer, a self-sealing second elastomer composition comprising at least 50 phr of a saturated thermoplastic stirene elastomer and more than 200 phr of an extender oil; as an adhesive third layer or interphase between the above two layers, a third composition comprising at least 30 phr of an unsaturated thermoplastic stirene elastomer. | 07-28-2011 |
20110198009 | Pneumatic Article Provided with a Self-Sealing Composition - Inflatable article such as a pneumatic tire provided with a puncture-resistant layer comprising, by way of a self-sealing composition, an elastomer composition comprising at least, as predominant elastomer, a thermoplastic stirene (TPS) elastomer, more than 200 phr of an extender oil and more than 20 phr of a hydrocarbon resin, the glass transition temperature of which is greater than 0° C. The puncture-resistant layer is advantageously combined with an airtight layer, for example based on butyl rubber, so as to form, in the pneumatic article, an airtight puncture-resistant laminate. | 08-18-2011 |
20110277901 | Pneumatic Object Having a Gas Tight Layer Containing a Specific SIBS Thermoplastic Elastomer - Inflatable article equipped with an elastomer layer impermeable to inflation gases, said elastomer layer comprising at least, as the predominant elastomer, a thermoplastic SIBS elastomer comprising a polyisobutylene block comprising an amount of units derived from one or more conjugated dienes ranging from 0.5% to 6% by weight relative to the weight of the polyisobutylene block, and, at least one of the ends of the polyisobutylene block, a stirenic block representing at most 16% by weight of the total weight of the block copolymer. Preferably the airtight elastomer layer also comprises, as a plasticizing agent, an extender oil for the SIBS elastomer. The inflatable article of the invention is, in particular, an inner tube or a pneumatic tire for a motor vehicle. | 11-17-2011 |
20110315291 | Pneumatic Object Provided with a Gas-Tight Layer Comprising a Thermoplastic Elastomer and Expanded Thermoplastic Microspheres - An inflatable article provided with an elastomer layer impermeable to the inflation gas, such as air, said layer comprising at least, as major elastomer, a thermoplastic polystirene/polyisobutylene block copolymer, such as an SIBS (stirene/isobutylene/stirene) copolymer, and expanded thermoplastic microspheres with a preferential content between 1 and 30 phr. Preferably, this copolymer comprises between 5% and 50% stirene by weight, its number-average molecular weight is between 30 000 and 500 000 g/mol and its Tg is below −20° C. Optionally, the gastight elastomer layer also contains, as plasticizer, an extender oil, especially a polybutene oil, with a preferential content between 5 and 100 phr. This gastight layer not only has excellent impermeability properties, but also a density and a hysteresis that are both reduced compared with layers based on butyl rubber. The inflatable article can be a pneumatic tire for a motor vehicle. | 12-29-2011 |
20130296471 | TYRE TREAD - A tyre, which has an improved grip on wet ground, includes a tread formed of at least a rubber composition. The rubber composition includes: 20 to 100 phr of a first diene elastomer bearing at least one SiOR function, with R being hydrogen or a hydrocarbon radical, and with phr referring to parts by weight per hundred parts of elastomer; 100 to 160 phr of a reinforcing inorganic filler; and a plasticizing system. The plasticizing system includes: a content A of between 5 and 60 phr of a hydrocarbon resin having a Tg above 20° C.; and a content B of between 5 and 60 phr of a liquid plasticizing agent. A total content A+B is greater than 45 phr. The rubber composition optionally includes 0 to 80 phr of a second diene elastomer. | 11-07-2013 |
20140230985 | INNER TUBE FOR A PNEUMATIC TYRE BASED ON A THERMOPLASTIC ELASTOMER - Inner tube for a pneumatic tyre, notably for a bicycle, characterized in that it has an elastomeric gastight layer consisting of an elastomeric composition comprising at least one styrene/isobutylene/styrene thermoplastic elastomer (called “SIBS”) and in that it includes a self-sealing material disposed inside the cavity formed by the airtight elastomeric layer. | 08-21-2014 |
Pierre-Alain Lesage, Sotteville Les Rouen FR
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20140197208 | FLUID DISPENSER - A refillable fluid dispenser comprising: | 07-17-2014 |
Suzanne Lesage, Sainte-Honorine FR
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20100159453 | GENES INVOLVED IN INTESTINAL INFLAMMATORY DISEASES AND USE THEREOF - The invention concerns genes involved in inflammatory and/or immune diseases and some cancers, in particular intestinal cryptogenic inflammatory diseases, and proteins coded by said genes. The invention also concerns methods for diagnosing inflammatory diseases. | 06-24-2010 |
20130035260 | GENES INVOLVED IN INFLAMMATORY BOWEL DISEASES AND USE THEREOF - The invention concerns genes involved in inflammatory and/or immune diseases and some cancers, in particular intestinal cryptogenic inflammatory diseases, and proteins coded by said genes. The invention also concerns methods for diagnosing inflammatory diseases. | 02-07-2013 |
Thomas Lesage, Veigne FR
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20130241376 | INERTIAL PLATFORM COMPRISING A HOUSING AND A SUSPENDED SENSOR ASSEMBLY - The invention pertains to an inertial platform comprising a housing and a suspended inertial sensor assembly (ECIS) furnished with rigidly inter-linked motion sensors, characterized in that it comprises: | 09-19-2013 |