Patent application number | Description | Published |
20100047361 | Active Principle which is capable of inducing the conversion of inactive TGFb-Latent into active TGFb - The invention relates to active principles which are capable of inducing the conversion of inactive TGFb-Latent into active TGFb. The invention relates in particular to the use of such an extract for the manufacture of a composition for increasing the concentration of active TGFb1 in the skin, notably in the dermis. | 02-25-2010 |
20100143512 | NOVEL SEBUM SECRETION INHIBITORY AGENT - The present invention relates to a novel sebum secretion inhibitor and use thereof for the production of cosmetic and pharmaceutical, notably dermatological, compositions, intended for preventing and/or reducing the secretion of sebum and notably of squalene. | 06-10-2010 |
20100203175 | DEGLYCATION OF AGEs - The invention relates to the use, as an active ingredient, of at least one substance that promotes the deglycation of AGEs for preparing a composition, especially for limiting the presence of AGEs in a tissue. | 08-12-2010 |
20100316743 | INHIBITION OF THE FORMATION OF AGEs - The present invention relates to the use of an active substance that promotes the inhibition of the formation of AGEs, for preparing a composition to prevent and/or combat the reduction in elastic and plastic properties of tissues, and in particular of the skin, for inhibiting the formation of AGEs, or for preventing and/or combating glycation of proteins in the skin. | 12-16-2010 |
20110244063 | NOVEL SEBUM SECRETION INHIBITORY AGENT - The present invention relates to a novel sebum secretion inhibitor and use thereof for the production of cosmetic and pharmaceutical, notably dermatological, compositions, intended for preventing and/or reducing the secretion of sebum and notably of squalene. | 10-06-2011 |
20130028849 | Agent For Stimulating The Expression of Loxl - The present invention concerns a novel agent which is capable of stimulating the expression of LOXL and of increasing quality and functionality of collagen fibres and has anti-oxidizing, anti-elastase, anti-MMP properties as well as its use in producing cosmetic or pharmaceutical compositions, especially dermatological compositions, or food compositions. | 01-31-2013 |
20130078202 | INHIBITION OF THE FORMATION OF AGEs - The present invention relates to the use of an active substance that promotes the inhibition of the formation of AGEs, for preparing a composition to prevent and/or combat the reduction in elastic and plastic properties of tissues, and in particular of the skin, for inhibiting the formation of AGEs, or for preventing and/or combating glycation of proteins in the skin. The invention also relates to a method of screening such active substances. | 03-28-2013 |
Patent application number | Description | Published |
20110071496 | BIOLOGICS INFUSION SYSTEM - A system for moving particles suspended in a first fluid, and for infusing them into the stream of a second fluid, includes a catheter with a multi-lumen distal tip. The tip is formed with a plurality of parallel lumens, wherein each lumen has a predetermined diameter. Importantly, the diameter of each lumen is dimensioned to sequentially receive particles therethrough, to prevent the particles from flocculating before they enter the stream of the second fluid. A valve, affixed to the outside of the catheter, can be provided to regulate flow of the second fluid and thereby facilitate entry of the particles into the stream of the second fluid. | 03-24-2011 |
20110295106 | System and Method for Visualizing Catheter Placement in a Vasculature - A system for advancing a needle through a vasculature to an injection site at the heart of a patient includes a guide catheter with a reflective distal tip. Also included is an imaging unit that is mounted on the catheter to radiate an energy field. Structurally, a distal portion of the catheter is biased to bend into a predetermined configuration that will position the distal end of the catheter for interception by the energy field. If necessary, coincidence of the reflective tip with the energy field is established by moving the energy field along the length of the guide catheter. With coincidence, the reflective tip reflects a signal that is useful for advancement of the needle from the guide catheter and into the injection site. | 12-01-2011 |
20120226225 | Infusion Catheter Tip for Biologics - A system for moving particles suspended in a first fluid, and for infusing them into the stream of a second fluid, includes a catheter with a multi-lumen distal separator. The separator is formed with a plurality of parallel lumens, wherein each lumen has a predetermined diameter. Importantly, the diameter of each lumen is dimensioned to sequentially receive particles therethrough, to prevent the particles from flocculating before they enter the stream of the second fluid. A recollection chamber in fluid communication with the separator allows for reconsolidation of the fluid after leaving the separator and for minimizing the damage caused to the vessel when the fluid exits the catheter. An inflatable balloon, affixed to the outside of the catheter, can be provided to regulate flow of the second fluid and thereby facilitate entry of the particles into the stream of the second fluid and increase retention of particles in targeted tissue. | 09-06-2012 |
20130102890 | System and Method for Visualizing Catheter Placement in a Vasculature - A system for advancing a needle through a vasculature to an injection site at the heart of a patient includes a guide catheter with a reflective distal tip. Also included is an imaging unit that is mounted on the catheter to radiate an energy field. Structurally, a distal portion of the catheter is biased to bend into a predetermined configuration that will position the distal end of the catheter for interception by the energy field. If necessary, coincidence of the reflective tip with the energy field is established by moving the energy field along the length of the guide catheter. With coincidence, the reflective tip reflects a signal that is useful for advancement of the needle | 04-25-2013 |
20140114239 | Infusion Catheter Tip for Biologics with Reinforced External Balloon Valve - A system for moving particles suspended in a first fluid, and for infusing them into the stream of a second fluid, includes a catheter with a multi-lumen distal separator. The separator is formed with a plurality of parallel lumens, wherein each lumen has a predetermined diameter to reduce particle flocculation. An inflatable balloon, affixed to the outside of the catheter, can be provided to regulate flow of the second fluid and thereby facilitate entry of the particles into the stream of the second fluid. A reinforcing member is employed to strengthen the catheter wall under the inflatable balloon. With this arrangement, the catheter does not kink or collapse due to the pressure exerted on the catheter wall when the balloon is inflated. In one embodiment, the reinforcing member includes an annular shaped ring. In another embodiment, the separator is positioned under the balloon and acts as the reinforcing member. | 04-24-2014 |
20140207107 | METHOD FOR INFUSING STEM CELLS - A method for infusing a liquid into a patient's vasculature in accordance with an infusion protocol is disclosed. For this method, an infusion catheter having a multi-lumen infusion unit that is mounted adjacent the catheter's distal end is positioned in an artery within a predetermined distance from an intended target tissue surface. An inflation balloon is then deployed to at least partially occlude the artery and a force is exerted on the liquid to establish a flow rate for the liquid in the catheter. Specifically, the force is exerted to infuse the liquid from the catheter through the infusion unit and into the vasculature with a homogeneous distribution of the liquid to cover the intended surface of the target tissue. The flow rate can be established in accordance with an infusion protocol that is characterized by time and liquid volume parameters based on viscosity and pressure values in the liquid. | 07-24-2014 |
20150250988 | Prolate Spheroid-Shaped Balloon - A balloon system is disclosed for positioning a distal end of a catheter at a treatment site. The system includes an elongated catheter shaft that is formed with a lumen and a tubular shaped balloon membrane that is made of a compliant material. For the system, the proximal and distal ends of the balloon membrane are affixed to an outer surface of the shaft to establish an inflation chamber between the balloon membrane and the outer surface of the shaft. The balloon membrane can have a non-uniform thickness between the proximal and distal ends of the membrane to establish a selected membrane shape when the balloon is inflated. For example, the selected membrane shape can be a prolate spheroid. With this arrangement, a relatively short and a relatively flat inter-contact surface in the midway region of the membrane is obtained when the balloon is inflated. | 09-10-2015 |
Patent application number | Description | Published |
20120123202 | INSUFFLATING OPTICAL SURGICAL INSTRUMENT - An insufflating surgical instrument adapted for movement across an abdominal wall to insufflate an abdominal region of a patient is disclosed. The instrument comprises a shaft having an insufflation channel extending between a proximal end and a distal end, the insufflation channel being adapted for connection to a source of fluid under pressure at the proximal end. A tip is at the distal end and a vent hole is formed in the tip being in connection with the insufflation channel and adapted to expel fluid under pressure to insufflate the abdominal region. The tip is formed of a transparent material to facilitate visualization of the abdominal wall and region. The shaft includes a lumen extending along the axis between the proximal end and the distal end to enable insertion of a laparoscope. The lumen and insufflation channel may be formed as separate channels or as one shared channel. | 05-17-2012 |
20120149989 | SURGICAL ACCESS APARATUS AND METHOD - A surgical access device includes a single valve that forms a seal with the body wall and provides an access channel into a body cavity. The valve has properties for creating a zero seal in the absence of an instrument as well as an instrument seal with instruments having a full range of instrument diameter. The valve can include a gel and preferably an ultragel comprised of an elastomer and an oil providing elongation greater than 1000 percent and durometer less than 5 Shore A. The single valve can be used as a hand port where the instrument comprises the arm of a surgeon, thereby providing hand access into the cavity. | 06-14-2012 |
20120157923 | SURGICAL ACCESS DEVICE WITH PENDENT VALVE - A surgical access device, such as a trocar, includes a pendent valve having an elongate structure extending from a proximal end to a septum valve disposed at a distal end. In operation, the elongate structure follows the angle of the instrument to pre-position the septum valve into the path of the instrument where it is not significantly challenged during instrument insertion or manipulation. The pendant valve can be made to float at both the proximal end and the distal end of the elongate structure, to further reduce the vulnerability of 100 the septum valve. Since the valve is less vulnerable to instrument insertion, it can be formed to minimize friction and maximize the functional range of the access device. | 06-21-2012 |
20120289785 | WOUND RETRACTOR - A retraction device for retracting an incision in a body wall includes a sheath that traverses through the incision from outside the body to a body cavity inside the body. The retraction device may include a deployable, adjustable frame that supports the sheath and that, together with the sheath, retracts the incision. The retraction device may include an outer ring and an inner ring coupled to opposing ends of the sheath and further include means to place the sheath in tension between the inner and outer rings, thereby retracting the incision. | 11-15-2012 |
20130217973 | WOUND RETRACTION APPARATUS AND METHOD - A surgical wound retractor is adapted to dilate a wound stretchable to a desired diameter through body cavities of varying thicknesses. The retractor includes a first ring having a diameter greater than that desired for the wound and being adapted for disposition interiorly of the wound, a second ring having a diameter greater than that desired for the wound and is adapted for disposition exteriorly of the wound, and a sheath disposed between the two rings. Optionally, the second ring may be detachably attached to the sheath to adapt the retractor to body cavities of varying thickness. Additional rings may be disposed along the sheath to provide for adjustment of the distance between the first and second rings. The retractor may also include an expandable foam annulus that can adjust the distance between the first and second rings. | 08-22-2013 |
20130327469 | METHOD OF MAKING MEDICAL TUBING HAVING VARIABLE CHARACTERISTICS USING THERMAL WINDING - An efficient and cost-effective method of manufacturing a kink-resistant tube, wherein a coated wire is wound around a mandrel while simultaneously being heated to melt the coating, is provided. | 12-12-2013 |
20140066927 | ELECTROSURGICAL SYSTEM - An electrosurgical system can include an electrosurgical generator, a feedback circuit or controller, and an electrosurgical tool. The feedback circuit can provide an electrosurgery endpoint by determining the phase end point of a tissue to be treated. The electrosurgical system can include more than one electrosurgical tool for different electrosurgical operations and can include a variety of user interface features and audio/visual performance indicators. The electrosurgical system can also power conventional bipolar electrosurgical tools and direct current surgical appliances. | 03-06-2014 |
20140135586 | Hand Access Laparoscopic Device - The application relates to a hand access laparoscopy device having a gelcap, a retainer, a sleeve and a retention ring. The gelcap includes gel that is bonded to a cap. The cap includes an inner cylindrical wall to which the gel in bonded, thereby providing a sealing area between the device and the wound in a body wall. By securing the gel to the inner cylindrical wall, the thickness of the gel and corresponding cap is minimized along with the overall footprint of the device. With the gel thickness reduced and able to be substantially flush, the “doming” phenomenon produced by insufflation of a patient's abdomen is reduced. | 05-15-2014 |
20140207115 | MEDICAL TUBING HAVING VARIABLE CHARACTERISTCS AND METHOD OF MAKING SAME - The invention primarily is directed to a medical tubing adapted for insertion into a body tissue or cavity and method of manufacturing different variations of the tubing along a length of the tubing. The tubing comprises a plurality of individual, discrete, generally ring-shaped elements arranged in series and fused or bonded together forming a continuous tubular structure. The ring-shaped elements may include a combination of flexible and rigid ring-shaped elements assembled along different portions or sections of the tubular structure. In another aspect of the invention, the medical tubing may further comprise a secondary lumen and a pull wire to control the tubular structure. In another aspect of the invention, the ring-shaped elements may vary in diameter and/or composition in different portions or sections of the tubular structure. | 07-24-2014 |
20140257043 | WOUND RETRACTOR - A retraction device for retracting an incision in a body wall includes a sheath that traverses through the incision from outside the body to a body cavity inside the body. The retraction device may include a deployable, adjustable frame that supports the sheath and that, together with the sheath, retracts the incision. The retraction device may include an outer ring and an inner ring coupled to opposing ends of the sheath and further include means to place the sheath in tension between the inner and outer rings, thereby retracting the incision. | 09-11-2014 |
20140296778 | STEERABLE KINK-RESISTANT SHEATH - A steerable kink resistant access device is provided having an elongated body and a steerable portion; methods for manufacturing the kink resistant device are also provided. The access sheath has an outside diameter sufficiently small so that it may be inserted into a body cavity or conduit. The access sheath typically has two internal lumen, a first lumen sized and configured as an access to a surgical site and a second lumen sized and configured to contain a tensioning device that, when acted upon, will deflect the steerable portion. The tensioning device may be directly or remotely attached to an actuation device that operates to control the tensioning and loosening of the tensioning device. | 10-02-2014 |
20140323812 | WOUND RETRACTOR - A retraction device for retracting an incision in a body wall includes a sheath that traverses through the incision from outside the body to a body cavity inside the body. The retraction device may include a first, distal retention ring, a second, proximal retention ring, a circumferential, tubular sheath that is coupled to the first and second retention rings, a plurality of tensioning straps, and a proximal lock ring, wherein each of the plurality of straps is coupled to the distal retention ring and extends proximally through the lumen of the sheath and the proximal retention ring. The lock ring is sized and configured to capture the straps between an inner surface of the proximal retention ring and an outer surface of the lock ring. The lock ring is adapted to be positioned within a lumen of the proximal retention ring with the straps exiting between the proximal retention ring and the lock ring. The straps are adapted to be pulled proximally to achieve appropriate tension and subsequent retraction of the incision. The lock ring responds to the tension of the straps by wedging against the inner surface of the proximal retention ring and substantially preventing the straps from slipping distally between the lock ring and the proximal retention ring. | 10-30-2014 |
20140343364 | WOUND RETRACTOR - A retraction device for retracting an incision in a body wall includes a sheath that traverses through the incision from outside the body to a body cavity inside the body. The retraction device may include a deployable, adjustable frame that supports the sheath and that, together with the sheath, retracts the incision. The retraction device may include an outer ring and an inner ring coupled to opposing ends of the sheath and further include means to place the sheath in tension between the inner and outer rings, thereby retracting the incision. | 11-20-2014 |
20150209076 | HAND ACCESS LAPAROSCOPIC DEVICE - The application relates to a hand access laparoscopy device having a gelcap, a retainer, a sleeve and a retention ring. The gelcap includes gel that is bonded to a cap. The cap includes an inner cylindrical wall to which the gel in bonded, thereby providing a sealing area between the device and the wound in a body wall. By securing the gel to the inner cylindrical wall, the thickness of the gel and corresponding cap is minimized along with the overall footprint of the device. With the gel thickness reduced and able to be substantially flush, the “doming” phenomenon produced by insufflation of a patient's abdomen is reduced. | 07-30-2015 |
20150258323 | GAS INSUFFLATION AND SUCTION/IRRIGATION TUBING - A medical tubing being flexible and kink-free as gas insufflation tubing and non-collapsible as suction/irrigation tubing is provided. The tubing is lightweight and thin-walled. The tubing has a generally rigid but thin walled with a structural shape or is generally soft and thin-walled tubing with a hard re-enforcement. | 09-17-2015 |
20150367088 | INSUFFLATING OPTICAL SURGICAL INSTRUMENT - An insufflating surgical instrument adapted for movement across an abdominal wall to insufflate an abdominal region of a patient is disclosed. The instrument comprises a shaft having an insufflation channel extending between a proximal end and a distal end, the insufflation channel being adapted for connection to a source of fluid under pressure at the proximal end. A tip is at the distal end and a vent hole is formed in the tip being in connection with the insufflation channel and adapted to expel fluid under pressure to insufflate the abdominal region. The tip is formed of a transparent material to facilitate visualization of the abdominal wall and region. The shaft includes a lumen extending along the axis between the proximal end and the distal end to enable insertion of a laparoscope. The lumen and insufflation channel may be formed as separate channels or as one shared channel. | 12-24-2015 |
Patent application number | Description | Published |
20130182241 | MULTI WAVELENGTH EXCITATION/EMISSION AUTHENTICATION AND DETECTION SCHEME - A system and method for authentication of secure products is disclosed. The security feature contains a first component in the form of an emitter capable of emitting light in response to external pump light. The security feature also contains a second component in the form of a taggant that absorbs light in a spectrally narrow range compared to the broader excitation spectrum of the first material. In this manner the emitter and taggant work in combination with one another to create an emission response significantly dependent on the illumination wavelengths and unique to the specific combination of the components. The emitter and taggant can be in the form of a mixture. Further the emitter and taggant may be applied in close proximity to one another, such as within two separate coating layers on a suitable substrate. | 07-18-2013 |
20130208073 | ICIGAR BRANDING MACHINE - A device is disclosed for the application of customizable indicia to the outer surface of a smoking article such as a cigar. The device employs thermal means to apply indicia in a controlled and customized manner that allows easy branding of cigars. The device includes a thermal branding head, a cradle for holding the smoking article, a heating element, a control circuit to control the temperature of the heating element and branding head, an actuator to move the branding heat into contact with a cigar contained within the cradle and a timing circuit to determine how long the branding head shall be in contact with the cigar. | 08-15-2013 |
20140083473 | USE OF PHOTO CATALYTIC MATERIAL FOR SELF-CLEANING BANKNOTES - Self-cleaning banknotes are provided using coatings, inks and additives which are photo-active and catalytic to reactions which are effective in breaking up organic contaminants or dirt to allow for the self-cleaning of banknotes by ambient light exposure as well as the cleaning of processed banknotes using equipment with more intense optical excitation, thus increasing their usable life. The invention is usable with all substrates and particularly polymeric substrates such as biaxially-oriented polypropylene (BOPP). The invention further discloses a system which allows a certain class of fitness parameters to cause these banknotes to be redirected to a cleaning module, be reevaluated, and then either returned to circulation or rejected and/or destroyed. In addition, inks which are photo-catalytic can be used for extending the life of the banknotes in printed regions. | 03-27-2014 |
20140159860 | Gas Activated Changes to Light Absorption and Emission Characteristics for Security Articles - Disclosed are security articles and methods and systems for authenticating security articles using a plurality of stimuli. According to one embodiment, an illustrative security feature includes an encoded feature wherein differential activation of phosphorescent or fluorescent materials creates a machine readable code through the simultaneous presence of a source of electromagnetic radiation and a specific gas environment. A detector detects a differential spectral emission across the security feature that results from the change in gas environment. The spectral emission may be compared to an expected emissive signature to determine authenticity of the security article. | 06-12-2014 |
20140197241 | COVERT COATING FOR AUTHENTICATION OF MATERIALS - Systems and methods for document and product authentication are provided using a combination of interacting absorption and emission materials that are formed into covert optically encoded markings. The markings are formed from at least one emitter and at least one absorber, that exhibit a first emission in response to a first excitation of the emitter and a change in that emission in response to excitation of the absorber such that various combinations of emitter and absorber materials create a machine readable response that cannot be detected by the human eye. | 07-17-2014 |
20140299160 | SUPERCRITICAL FLUID CLEANING OF BANKNOTES AND SECURE DOCUMENTS - A method and apparatus for cleaning a stack of secure instruments is disclosed. Each secure instrument includes a substrate, visual data and a security feature. The method and apparatus include exposing the stack to a supercritical fluid at a temperature and a pressure and for a duration sufficient to clean each secure instrument and not compromise each security feature and each visual data, and maintaining a securing mechanism on the stack during exposure of the stack to the supercritical fluid such that cleaning each secure instrument includes one or more substances from each secure instrument into the supercritical fluid. | 10-09-2014 |
20150217341 | SUPERCRITICAL FLUID CLEANING OF BANKNOTES AND SECURE DOCUMENTS - A method and apparatus for cleaning a stack of secure instruments such as banknotes is disclosed. Each secure instrument or banknote includes a substrate, visual data and a security feature. The apparatus includes a chamber configured to contain a supercritical fluid at a temperature and a pressure and for a duration sufficient to disinfect or decontaminate the banknotes and not compromise the security feature and the visual data of the banknotes, a structure for holding the stack of banknotes in the chamber so that the supercritical fluid circulates through and around the banknotes to remove one or more substances into the supercritical fluid, and a strapping machine configured to secure a securing mechanism to the stack of banknotes. | 08-06-2015 |
20150228142 | Temperature Activated Changes to Light Absorption and Emission Characteristics for Security Articles - Disclosed are security articles and methods and systems for authenticating security articles through the application if temperature related stimuli. Carefully synthesized nanostructures are formed to exhibit a large number of defect states within the bulk of the nanostructure. The large number of surface defects create a plurality of electron trap states below the conduction band of the composition and/or a plurality of hole states above the valance band such that excitations are induced by small changes in energy at or around kT. In this manner, a security article formed using the synthesized nanostructures produces measurable changes in spectral output based on small changes in temperature at or about room temperature. This allows the security article to be verified at high speeds with low power requirements for induced temperature change. | 08-13-2015 |
20150360502 | GAS CHROMIC FIBERS AND INCLUSIONS FOR SECURITY ARTICLES - Disclosed are security articles and methods and systems for authenticating security articles using a plurality of stimuli. According to one embodiment, an illustrative secured article includes an embedded feature wherein differential activation of phosphorescent or fluorescent materials creates a machine readable response through the simultaneous presence of a source of electromagnetic radiation and a specific gas environment. A detector detects a differential spectral emission across the security feature that results from the change in gas environment. The spectral emission may be compared to an expected emissive signature to determine authenticity of the security article. | 12-17-2015 |
20160004889 | SYSTEMS AND METHODS OF USING MAGNETIZATION TO AUTHENTICATE PRODUCTS - Systems and methods for authenticating a product using a magnetic code are disclosed. The systems and methods include detection of a magnetic code on the product using a device comprising a magnetometer, correlating the detected magnetic code to a symbolic code, determining whether the symbolic code matches a symbolic code stored in a database, and receiving, by the device, a signal indicating that the product is authentic if the symbolic code matches a symbolic code stored in the database. | 01-07-2016 |
Patent application number | Description | Published |
20120121859 | COLORED SINTERED ZIRCONIA - An article with a sintered decorative part obtained from a particulate mixture having the following chemical composition:
| 05-17-2012 |
20120171412 | ALUMINA TITANATE POROUS STRUCTURE - A porous structure comprising a ceramic material, mainly formed by or consisting of an oxide material comprising titanium, aluminum, zirconium and silicium satisfying the following composition, in wt % on the basis of the oxides:
| 07-05-2012 |
20120276325 | ALUMINA TITANATE POROUS STRUCTURE - Porous structure comprising an oxide ceramic material comprising, on the basis of the corresponding simple oxides: Al | 11-01-2012 |
20120282469 | POWDER COMPRISING CERAMIC GRANULES - The invention relates to a granulated powder intended, in particular, for the production of ceramic sintered parts, said powder having the following chemical weight composition, based on dry matter, namely: at least 1% of a first binder having a glass transition temperature less than or equal to 25° C.; 0-4% of an additional binder having a glass transition temperature greater than 25° C.; 0-4% of a temporary additive different from the first binder and the additional binder, the total content of the first binder, the additional binder and the temporary additive being less than 9%; 0-15% of an additive for sintering the ceramic material; at least 2% impurities; and the remainder comprising a ceramic material, and optionally an agent for stabilising said ceramic material, to make up 100%. According to the invention, the median diameter D | 11-08-2012 |
20120326361 | POWDER COMPRISING ZIRCONIA GRANULES - The invention relates to a granulated powder intended, in particular, for the production of ceramic sintered parts, said powder having the following chemical weight composition, based on dry matter, namely: a zirconia stabiliser selected from the group containing Y | 12-27-2012 |
20120328879 | POWDER COMPRISING ZIRCONIA AND ALUMINA GRANULES - The invention relates to a granulated powder intended, in particular, for the production of ceramic sintered parts, said powder having the following chemical weight composition, based on dry matter, namely: a zirconia stabilizer selected from the group containing Y | 12-27-2012 |
20130284065 | DECORATIVE ARTICLE CONTAINING AN EQUIPPED, COLOURED AND SINTERED ZIRCONIA PART - Disclosed is a particulate mixture having the following chemical composition, in percentages by weight on the basis of the oxides: ZrO | 10-31-2013 |
20140342900 | COMMUNICATION DEVICE - The invention relates to a communication device using radio waves with frequencies of 800 MHz to 3 GHz, comprising a ceramic cover at least partially exposed to the external environment of the device, at least one portion of said waves passing therethrough during the use of the device, said cover being at least partially made of a sintered product having a chemical composition such as, by weight and for a total of 100%, 32%≦ZrO | 11-20-2014 |
20150303430 | Use of a Silica-Based Powder - The invention relates to the use of a ceramic-oxide powder for the production of a separator element for a lithium-ion battery, said ceramic-oxide powder having the following chemical composition, in percentages on the basis of the weight of the ceramic oxides, making up a total of 100%: SiO2>85%, Al2O3<10%, ZrO2<10%, other ceramic oxides<5%; said ceramic-oxide powder having a specific surface area of less than 40 m2/g and more than 5 m2/g; said oxide powder having a sphericity index of more than 0.8. | 10-22-2015 |
Patent application number | Description | Published |
20110002868 | CATIONIC SYNTHETIC POLYMERS WITH IMPROVED SOLUBILITY AND PERFORMANCE IN SURFACTANT-BASED SYSTEMS AND USE IN PERSONAL CARE AND HOUSEHOLD APPLICATIONS - The present invention is related to surfactant-based formulations comprising the polyelectrolytes and blends of such polyelectrolytes with non-cellulosic cationic polysaccharide polymers. The surfactant-based formulations exhibit improved clarity of the resulting formulations, their improved conditioning of keratin substrates, textile substrates, and hard-surface substrates, their improved deposition of dispersed phase materials onto keratin substrates, textile substrates, and hard-surface substrates, their improved lather performance, and their improved rheology in applications such as personal care and household care products and textile applications. | 01-06-2011 |
20120076747 | CATIONIC SYNTHETIC POLYMERS WITH IMPROVED SOLUBILITY AND PERFORMANCE IN PHOSPHATE SURFACTANT-BASED SYSTEMS AND USE IN PERSONAL CARE AND HOUSEHOLD APPLICATIONS - The present invention is related to surfactant-based formulations comprising the polyelectrolytes and blends of such polyelectrolytes with non-cellulosic cationic polysaccharide polymers wherein the surfactant is a phosphate ester. The surfactant-based formulations exhibit improved clarity of the resulting formulations, their improved conditioning of keratin substrates, textile substrates, and hard-surface substrates, their improved deposition of dispersed phase materials onto keratin substrates, textile substrates, and hard-surface substrates, their improved lather performance, and their improved rheology in applications such as personal care and household care products and textile applications. | 03-29-2012 |
20130209388 | CONDITIONING COMPOSITION ADDITIVE FOR PROVIDING IMMEDIATE AND LONG LASTING BENEFITS TO KERATIN SUBSTRATES - The presently disclosed and claimed inventive concept(s) relates to a conditioning composition additive for use on keratin substrates in order to provide immediate as well as long lasting benefits to the keratin substrate in conditioning systems, such as leave-on and rinse off conditioners, for hair and skin, or for imparting greater water resistance to such personal care compositions as sunscreens or cosmetics. The presently disclosed and claimed inventive concept(s) also relates to a conditioning composition containing the conditioning composition additive and a method of applying the conditioning composition additive. | 08-15-2013 |
20130216489 | Polysaccharide Products With Improved Performance And Clarity In Phosphate Ester Surfactant-Based Aqueous Formulations And Process For Preparation - A personal or household care product includes cationic, nonionic or cationic/nonionic derivatized polysaccharide in combination with a phosphate ester surfactant. The derivatized polysaccharide polymer is formed by reacting the polysaccharide ester surfactant for a sufficient time and at a sufficient temperature in the presence of water, caustic, and at least one surfactant. The polysaccharide polymer may optionally be reacted with an oxidizing agent, hydrolytic or proteolytic enzymes, molecular weight reducing agents and a cationizing agent and nonionic agent. The formed derivatized polysaccharide has a lower clarity in water than in an aqueous surfactant system. | 08-22-2013 |
20140044664 | Compositions and Methods for Treating a Keratin Based Substrate - A composition containing sulfonated keratin with molecular weight distribution of about 96.8% 100 kDa to 100 Da and about 3.2% 250 kDa to 100 kDa, at least one cationic surfactant, and optionally an aqueous carrier. Generally the keratin is produced by a method involving treating wool with about 0.5 to about 1.0N NaOH in a bath volume:wool weight of about 5:1 to about 10:1 at about 40° C. to about 65° C. for about 4 to about 8 hours with dosing about every 1 to 3 hours with about 1% to about 10% by weight of bath of hydrogen peroxide. Also a method for treating a keratin based substrate involving contacting or applying the substrate (e.g., hair) with the composition. | 02-13-2014 |
Patent application number | Description | Published |
20100102119 | AUTOMATED DOCUMENT CASHING SYSTEM - Validation of the identity of the user is performed with the use of a card associated with intelligence that identifies the user. Validation of the document involves one or more of: validating the presence of a signature; validating the amount of the monetary transaction document including a manual entry of the amount by the user; validating CAR against the LAR; and validating the banking system parameters and rules for the customer and/or the transaction. To assist in the automatic analysis of data on monetary transactional documents or on remittance documents, the user is prompted to provide a bounding box about the data. An image touch screen may be touched by the user to locate the bounding box and the user may magnify the data to fill the boundary box to exclude other data from analysis. After document and person validation, the system will dispense money or transfer monies to a savings account, a checking account, a smart card, or the like. The system will also write money orders or wire transfer money. | 04-29-2010 |
20100114765 | AUTOMATED DOCUMENT CASHING SYSTEM - Validation of the identity of the user is performed with the use of a card associated with intelligence that identifies the user. Validation of the document involves one or more of: validating the presence of a signature; validating the amount of the monetary transaction document including a manual entry of the amount by the user; validating CAR against the LAR; and validating the banking system parameters and rules for the customer and/or the transaction. To assist in the automatic analysis of data on monetary transactional documents or on remittance documents, the user is prompted to provide a bounding box about the data. An image touch screen may be touched by the user to locate the bounding box and the user may magnify the data to fill the boundary box to exclude other data from analysis. After document and person validation, the system will dispense money or transfer monies to a savings account, a checking account, a smart card, or the like. The system will also write money orders or wire transfer money. | 05-06-2010 |
20100114766 | AUTOMATED DOCUMENT CASHING SYSTEM - Validation of the identity of the user is performed with the use of a card associated with intelligence that identifies the user. Validation of the document involves one or more of: validating the presence of a signature; validating the amount of the monetary transaction document including a manual entry of the amount by the user; validating CAR against the LAR; and validating the banking system parameters and rules for the customer and/or the transaction. To assist in the automatic analysis of data on monetary transactional documents or on remittance documents, the user is prompted to provide a bounding box about the data. An image touch screen may be touched by the user to locate the bounding box and the user may magnify the data to fill the boundary box to exclude other data from analysis. After document and person validation, the system will dispense money or transfer monies to a savings account, a checking account, a smart card, or the like. The system will also write money orders or wire transfer money. | 05-06-2010 |
20100114771 | AUTOMATED DOCUMENT CASHING SYSTEM - Validation of the identity of the user is performed with the use of a card associated with intelligence that identifies the user. Validation of the document involves one or more of: validating the presence of a signature; validating the amount of the monetary transaction document including a manual entry of the amount by the user; validating CAR against the LAR; and validating the banking system parameters and rules for the customer and/or the transaction. To assist in the automatic analysis of data on monetary transactional documents or on remittance documents, the user is prompted to provide a bounding box about the data. An image touch screen may be touched by the user to locate the bounding box and the user may magnify the data to fill the boundary box to exclude other data from analysis. After document and person validation, the system will dispense money or transfer monies to a savings account, a checking account, a smart card, or the like. The system will also write money orders or wire transfer money. | 05-06-2010 |
20100114772 | AUTOMATED DOCUMENT CASHING SYSTEM - Validation of the identity of the user is performed with the use of a card associated with intelligence that identifies the user. Validation of the document involves one or more of: validating the presence of a signature; validating the amount of the monetary transaction document including a manual entry of the amount by the user; validating CAR against the LAR; and validating the banking system parameters and rules for the customer and/or the transaction. To assist in the automatic analysis of data on monetary transactional documents or on remittance documents, the user is prompted to provide a bounding box about the data. An image touch screen may be touched by the user to locate the bounding box and the user may magnify the data to fill the boundary box to exclude other data from analysis. After document and person validation, the system will dispense money or transfer monies to a savings account, a checking account, a smart card, or the like. The system will also write money orders or wire transfer money. | 05-06-2010 |
20130062406 | AUTOMATED DOCUMENT CASHING SYSTEM - Validation of the identity of the user is performed with the use of a card associated with intelligence that identifies the user. Validation of the document involves one or more of: validating the presence of a signature; validating the amount of the monetary transaction document including a manual entry of the amount by the user; validating CAR against the LAR; and validating the banking system parameters and rules for the customer and/or the transaction. To assist in the automatic analysis of data on monetary transactional documents or on remittance documents, the user is prompted to provide a bounding box about the data. An image touch screen may be touched by the user to locate the bounding box and the user may magnify the data to fill the boundary box to exclude other data from analysis. After document and person validation, the system will dispense money or transfer monies to a savings account, a checking account, a smart card, or the like. The system will also write money orders or wire transfer money. | 03-14-2013 |
20150058217 | Automated Document Cashing System - Validation of the identity of the user is performed with the use of a card associated with intelligence that identifies the user. Validation of the document involves one or more of: validating the presence of a signature; validating the amount of the monetary transaction document including a manual entry of the amount by the user; validating CAR against the LAR; and validating the banking system parameters and rules for the customer and/or the transaction. To assist in the automatic analysis of data on monetary transactional documents or on remittance documents, the user is prompted to provide a bounding box about the data. An image touch screen may be touched by the user to locate the bounding box and the user may magnify the data to fill the boundary box to exclude other data from analysis. After document and person validation, the system will dispense money or transfer monies to a savings account, a checking account, a smart card, or the like. The system will also write money orders or wire transfer money. | 02-26-2015 |
Patent application number | Description | Published |
20090054222 | Systems and methods for robotic transport - Systems and methods for robotic transport are disclosed herein. In some embodiments, robotic systems for transporting biological samples include: a plurality of capillary vessels, in which each capillary vessel can contain a biological sample from a population; a receptacle that can contain the plurality of capillary vessels; a centrifuge; a first robotic device that can transport the receptacle between an input module and the centrifuge; a second robotic device that can transport the receptacle between the centrifuge and a sample harvest location; a cutting device that can cut each of the plurality of capillary vessels; a multi-well plate having a plurality of wells arranged in an array; and a third robotic device that can transfer at least one portion of each of the plurality of biological samples from each of the plurality of capillary vessels to a corresponding well in the array. | 02-26-2009 |
20100010504 | SYSTEMS, DEVICES, AND METHODS FOR SURGERY ON A HOLLOW ANATOMICALLY SUSPENDED ORGAN - Systems, devices, and methods for surgery on a hollow anatomically suspended organ are described herein. In some embodiments a tele-robotic microsurgical system for eye surgery include: a tele-robotic master and a slave hybrid-robot; wherein the tele-robotic master has at least two master slave interfaces controlled by a medical professional; wherein the slave hybrid-robot has at least two robotic arms attached to a frame releasably attached to a patient's head; wherein the at least two robotic arms each have a parallel robot and a serial robot; and wherein the serial robot includes a tube housing a cannula. | 01-14-2010 |
20110125165 | SYSTEM AND METHOD FOR MACRO-MICRO DISTAL DEXTERITY ENHANCEMENT IN MICRO-SURGERY OF THE EYE - A system for operating within an interior region of the eye, or other organ, includes a delivery channel having a proximal portion located exterior to the eye and a distal portion positionable within the interior region of the eye, wherein the distal portion of the delivery channel defines an outer diameter that is smaller than or equal to about 18 gauge, and a micro-robot extendable from the distal portion of the delivery channel, wherein the micro-robot is remotely operable to change shape within the interior region of the eye. | 05-26-2011 |
20120132313 | Systems and methods for cutting materials - Systems and methods for cutting materials are disclosed herein In some embodiments, methods of at least partially severing a capillary vessel can include: focusing a laser on a predetermined point on the capillary vessel, said capillary vessel containing a biological sample; and cutting the capillary vessel using a laser at the predetermined point. In some embodiments, the methods further can include capturing an image of the capillary vessel and analyzing the image to determine the predetermined point. In some embodiments, a beam of the laser can be moved using one or more galvanometric mirrors. In some embodiments, the methods further can include cutting a plurality of capillary vessels using the laser. In some embodiments, the methods can include utilizing a plurality of lasers, and/or further can include rotating the capillary vessel while the laser can be cutting the capillary vessel. In some embodiments, cutting the capillary vessel can include cutting only a portion of the capillary vessel. | 05-31-2012 |
Patent application number | Description | Published |
20130197539 | DEVICES, SYSTEMS AND METHODS FOR MINIMALLY INVASIVE SURGERY OF THE THROAT AND OTHER PORTIONS OF MAMMALIAN BODY - Featured are systems, devices and apparatuses for use in minimally invasive surgical, diagnostic or therapeutic methods and/or techniques, in particular methods and/or techniques for a mammalian throat. In particular embodiments, a dexterity apparatus including one or more dexterity devices is featured, where each of the dexterity devices comprises surgical tools and each is configured and arranged with end-tip dexterity for enhanced manipulation. A portion of the dexterity devices is snake like, which is re-configurable (i.e., can be bent) so as to in effect maneuver the surgical tool and put the tool in a desired position with respect to the surgical site. Another portion of the dexterity device includes the surgical tool thereby providing the capability of performing surgical actions such as sewing, gripping, soft tissue manipulation, cutting and suction of saliva, blood and other materials from the surgical site. | 08-01-2013 |
20130197540 | DEVICES, SYSTEMS AND METHODS FOR MINIMALLY INVASIVE SURGERY OF THE THROAT AND OTHER PORTIONS OF MAMMALIAN BODY - Featured are systems, devices and apparatuses for use in minimally invasive surgical, diagnostic or therapeutic methods and/or techniques, in particular methods and/or techniques for a mammalian throat. In particular embodiments, a dexterity apparatus including one or more dexterity devices is featured, where each of the dexterity devices comprises surgical tools and each is configured and arranged with end-tip dexterity for enhanced manipulation. A portion of the dexterity devices is snake like, which is re-configurable (i.e., can be bent) so as to in effect maneuver the surgical tool and put the tool in a desired position with respect to the surgical site. Another portion of the dexterity device includes the surgical tool thereby providing the capability of performing surgical actions such as sewing, gripping, soft tissue manipulation, cutting and suction of saliva, blood and other materials from the surgical site. | 08-01-2013 |
Patent application number | Description | Published |
20100331858 | SYSTEMS, DEVICES, AND METHODS FOR ROBOT-ASSISTED MICRO-SURGICAL STENTING - Systems, devices, and methods for robot-assisted microsurgical stenting are described herein. In some embodiments a tele-robotic microsurgical system for eye surgery include: a tele-robotic master and a slave hybrid-robot; wherein the tele-robotic master has at least one master slave interface controlled by a medical professional; wherein the slave hybrid-robot has at least one robotic arm attached to a frame releasably attached to a patient's head; wherein the at least one robotic arm has a parallel robot and a serial robot; and wherein the serial robot includes a stenting unit which includes a support tube, a pre-bent tube mounted within the support tube and a guide wire extending from the support tube for carrying a stent and for piercing a blood vessel. | 12-30-2010 |
20110066160 | SYSTEMS AND METHODS FOR INSERTING STEERABLE ARRAYS INTO ANATOMICAL STRUCTURES - Systems and Methods are provided for inserting a steerable array into an anatomical structure of the body. The system includes an insertion module for holding a proximal end of the steerable array and a force sensor configured to detect force on the steerable array and to produce force information. The system includes a position sensor configured to detect a position of the insertion module and to produce position information, the position information including a lateral position along an insertion axis and a first approach angle relative to a first reference axis. The system further includes a processor configured to receive the force information from the force sensor and the position information from the position sensor. The processor outputs performance information to a user. The performance information includes an indication of a first differential approach angle relative to an insertion path plan. | 03-17-2011 |
20110230894 | SYSTEMS, DEVICES, AND METHODS FOR PROVIDING INSERTABLE ROBOTIC SENSORY AND MANIPULATION PLATFORMS FOR SINGLE PORT SURGERY - The present disclosure relates to systems, devices, and methods for providing foldable, insertable robotic sensory and manipulation platforms for single port surgery. The device is referred to herein as an Insertable Robotic Effector Platform (IREP). The IREP provides a self-deployable insertable device that provides stereo visual feedback upon insertion, implements a backbone structure having a primary backbone and four secondary backbones for each of the robotic arms, and implements a radial expansion mechanism that can separate the robotic arms. All of these elements together provide an anthropomorphic endoscopic device. | 09-22-2011 |
20120109274 | ELECTRODE ARRAYS AND SYSTEMS FOR INSERTING SAME - Electrode arrays and systems for inserting same are disclosed. In some embodiments, electrode arrays are provided, the electrode arrays comprising: a passive-bending portion; an active-bending portion coupled to the passive bending portion; a plurality of electrodes located in at least one of the passive-bending portion and the active bending portion; and an actuator that causes the active-bending portion to deflect from the passive-bending portion. In some embodiments, systems for inserting an electrode array in the body are provided, the systems comprising: an insertion module for controllably inserting the electrode array in the body and sensing forces applied to the electrode array; a monitor for providing information to a user; and a controller coupled to the insertion module and the monitor, wherein the controller causes the insertion module to control an amount of force that is applied to the electrode array. | 05-03-2012 |
20130090763 | SYSTEMS AND METHODS FOR FORCE SENSING IN A ROBOT - A system for force sensing in a robot is provided. The robot includes an end disk and a plurality of backbones coupled to the end disk. A plurality of spacer disks are dispersed along the plurality of backbones, and keep the plurality of backbones separated from one another. A base disk provides an interconnection point to a lumen, and the lumen provides a channel to an actuation device. The actuation device provides actuation of the backbones. At least one sensor measures the force being applied on one of the plurality of backbones, and a processor receives force measurements from the at least one sensor and determines the displacement of at least one of the plurality of backbones. | 04-11-2013 |
20130300537 | METHOD AND SYSTEM FOR CONTACT DETECTION AND CONTACT LOCALIZATION ALONG CONTINUUM ROBOTS - A robotic system and methods for manipulation of multi-segment continuum robots. The methods relate to contact detection and estimation of contact location along a multi-segment continuum robot. | 11-14-2013 |
20130338433 | RAPIDLY DEPLOYABLE FLEXIBLE ROBOTIC INSTRUMENTATION - A robotic system and method are provided. The robotic system includes a continuum robot, an actuation unit, and a flexible positioning shaft. The continuum robot is configured to perform minimally invasive diagnostic, surgical or therapeutic techniques, and includes at least one continuum segment including a plurality of backbones. The continuum segment carries at least one diagnostic, surgical or therapeutic instrument in a flexible instrumentation housing that has a plurality of instrumentation channels. The actuation unit is configured to actuate the continuum robot by providing linear actuation to each of the plurality of backbones, and includes force sensors for measuring actuation forces. The flexible positioning shaft is configured to direct a position and orientation of the continuum robot and to couple the actuation unit to the continuum robot. | 12-19-2013 |
20140303663 | APPARATUS AND METHOD FOR VASCULAR AND NERVE SEPARATION AND BRIDGING - Devices, methods, tools, and kits for surgically separating two pressure-sensitive vessels (e.g., arteriole, vein, and/or nerve) at a point of contact or within about 1 mm of the contact. The device includes a biocompatible sheet of material, such as a bridge or separator or external stent. The device is positioned between one or more pressure-sensitive vessels or nerves to alleviate compression with a the tool includes a deployment mechanism and a user interface (e.g., a controller or robot) for inserting the device between the two pressure-sensitive vessels or nerves. | 10-09-2014 |
20140316434 | SYSTEMS AND METHODS FOR ROBOT-ASSISTED TRANSURETHRAL EXPLORATION AND INTERVENTION - Systems and methods are described for using a robotic system to perform procedures within a cavity using a virtual fixture. The robotic system includes a rigid central stem including an access channel positioned longitudinally along the rigid central stem and a dexterous arm at least partially positioned within the access channel of the central stem. The dexterous arm includes a plurality of individually adjustable segments. A control system receives a positioning command from a manipulator control indicative of a desired movement of a distal end of the dexterous arm. A virtual fixture is defined that is representative of the access channel of the rigid central stem. The position of the dexterous arm is adjusted such that the distal end of the dexterous arm performs the desired movement while the portion of the dexterous arm that is positioned within the first access channel is not moved beyond the defined virtual fixture. | 10-23-2014 |
20140330432 | SYSTEMS AND METHODS FOR SAFE COMPLIANT INSERTION AND HYBRID FORCE/MOTION TELEMANIPULATION OF CONTINUUM ROBOTS - Methods and systems are described for controlling movement of a continuum robot that includes a plurality of independently controlled segments along the length of the continuum robot. The continuum robot is inserted into a cavity of unknown dimensions or shape. A plurality of forces acting upon the continuum robot by the surrounding cavity are estimated. A positioning command indicating a desired movement of the distal end of the continuum robot is received from a manipulator control. The desired movement is augmented based, at least in part, on the estimated plurality of forces acting on the continuum robot such that movement is restricted to within safe boundaries of the surrounding cavity. The positioning of the continuum robot is then adjusted based on the augmented desired movement. | 11-06-2014 |
20140350337 | SYSTEMS, DEVICES, AND METHODS FOR PROVIDING INSERTABLE ROBOTIC SENSORY AND MANIPULATION PLATFORMS FOR SINGLE PORT SURGERY - The present disclosure relates to systems, devices, and methods for providing foldable, insertable robotic sensory and manipulation platforms for single port surgery. The device is referred to herein as an Insertable Robotic Effector Platform (IREP). The IREP provides a self-deployable insertable device that provides stereo visual feedback upon insertion, implements a backbone structure having a primary backbone and four secondary backbones for each of the robotic arms, and implements a radial expansion mechanism that can separate the robotic arms. All of these elements together provide an anthropomorphic endoscopic device. | 11-27-2014 |
20150073434 | DEXTEROUS WRISTS FOR SURGICAL INTERVENTION - A rotatable wrist connecting a gripper tool to the distal end of a continuum robot shaft. The rotatable wrist includes a wrist hub that is non-rotatably connected to the distal end of the shaft. A wrist capstan is rotatably connected to the wrist hub and non-rotatably connected to the gripper. A flexible wire loop extends through the wrist hub and partially contacts the wrist capstan. Linear movement of the flexible wire loop through the shaft of the continuum robot causes rotation of the wrist capstan due to friction between the flexible wire loop and the wrist capstan. The wrist also supports selective detachability and control of roll, pitch and roll, pitch yaw and roll according to different embodiments. | 03-12-2015 |
20150119900 | ROBOTIC DEVICE FOR ESTABLISHING ACCESS CHANNEL - A device for establishing an access channel to a target location is presented. The device includes a plurality of cylindrical segments. A plurality of backbones each extends through a backbone channel of each segment to join the plurality of segments together. When joined together, the central bore of each of the plurality of cylindrical segments align to form an access channel. A distal segment is fixedly attached to each of the plurality of backbones such that an orientation of the distal segment can be adjusted by linear movement of one or more of the plurality of backbones through the plurality of cylindrical segments. Furthermore, when linear movement of the plurality of backbones is restricted, the shape of the access channel can be adjusted by external forces while maintaining the orientation of the distal segment. | 04-30-2015 |
Patent application number | Description | Published |
20120277464 | METHOD AND DEVICE FOR PRODUCING ALKENE DERIVATIVES - The invention relates to a method for producing a flow containing at least one alkene derivative, including the following steps: a step a) of reacting a flow containing one or more alkenes and one or more alkanes—the ratio of said alkanes to said alkenes being at least 1 by volume—with a flow containing mainly oxygen, in order to obtain at least one converted flow containing at least said alkene derivative; a step b) of separating the converted flow produced in step a) into at least said flow containing at least said alkene derivative and a residual flow containing mainly one or more hydrocarbons and one or more inert compounds; and a step c) of separating all or a portion of said residual flow by means of permeation into at least one first flow containing mainly one or more inert compounds and a second flow containing mainly one or more hydrocarbons. | 11-01-2012 |
20120302797 | PROCESS FOR MANUFACTURING ACROLEIN AND/OR ACRYLIC ACID FROM GLYCEROL - The present invention relates to the manufacture of bioresourced acrolein and bioresourced acrylic acid from glycerol as starting material and more particularly comes within the scope of a process for the manufacture of acrolein and acrylic acid according to which the reaction for the dehydration of glycerol to give acrolein is carried out and a stage of oxidizing a water-rich phase separated from the reaction mixture coming from this dehydration reaction is carried out, before it is recycled to the glycerol dehydration stage. This oxidation treatment prevents organic impurities from accumulating during the process, while minimizing the consumption of water and the discharge of polluted aqueous streams. | 11-29-2012 |
20120330058 | PROCESS FOR MANUFACTURING ACROLEIN AND/OR ACRYLIC ACID FROM GLYCEROL - The present invention relates to the manufacture of bioresourced acrolein and bioresourced acrylic acid from glycerol as starting material and more particularly comes within the scope of a process for the manufacture of acrolein and acrylic acid according to which the reaction for the dehydration of glycerol to give acrolein is carried out and the organic compounds which are heavier than water liable to be present in the various streams of the process arc removed, so as to obtain a stream which can be recycled to the dehydration stage without accumulation of heavy impurities, while minimizing the consumption of water and the discharge of polluted aqueous streams. | 12-27-2012 |
20130165690 | METHOD FOR MANUFACTURING POLYMER-GRADE BIO-BASED ACRYLIC ACID FROM GLYCEROL - The present invention relates to a process for the manufacture of hioresourced acrylic acid of polymer grade having a content by weight of acrylic acid greater than 99% and the following contents of impurities: protoanemonin less than 5 ppm, total aldehydes less than 10 ppm, maleic anhydride less than 30 ppm, nonphenolic polymerization inhibitors less than 10 ppm, and a content by weight of | 06-27-2013 |
20150087861 | METHOD FOR PRODUCING ACROLEIN AND/OR ACRYLIC ACID FROM GLYCEROL - The invention relates to the production of acrolein and/or acrylic acid from glycerol, and more particularly to a method for continuous production of a stream comprising acrolein by dehydration of glycerol, comprising cycles of reaction and regeneration of a dehydration catalyst. | 03-26-2015 |