Patent application number | Description | Published |
20110039987 | METHOD FOR THE PRODUCTION OF BLOCK COPOLYCARBONATE/PHOSPHONATES AND COMPOSITIONS THEREFROM - Disclosed is a new method and compositions from the method consisting of block copolycarbonate/phosphonates that exhibit an excellent combination of flame resistance, hydrolytic stability, high Tg, low melt viscosity, low color and high toughness. Also disclosed are polymer mixtures or blends comprised of these block copolycarbonate/phosphonate compositions and commodity and engineering plastics and articles produced therefrom. Further disclosed are articles of manufacture produced from these materials, such as fibers, films, coated substrates, moldings, foams, adhesives and fiber-reinforced articles, or any combination thereof. | 02-17-2011 |
20110124900 | DIARYL ALKYLPHOSPHONATES AND METHODS FOR PREPARING SAME - A method for preparing substantially pure optionally substituted diaryl alkylphosphonates from an optionally substituted triarylphosphite and an optionally substituted trialkylphosphite or an optionally substituted alkanol under special reaction conditions is described. | 05-26-2011 |
20120068115 | HIGH MOLECULAR WEIGHT, RANDOM, BISPHENOL BASED COPOLY(PHOSPHONATE CARBONATE)S - Disclosed are random copoly(phosphonate carbonate)s with the high molecular weight and narrow molecular weight distribution exhibiting a superior combination of properties compared to prior art. | 03-22-2012 |
20120119172 | AMINO TERMINATED PHOSPHONAMIDE OLIGOMERS AND FLAME RETARDANT COMPOSITIONS THEREFROM - The invention relates to the use of amino terminated phosphonamides and their oligomers, as flame retardant additives for a variety of polymers to impart flame retardancy while maintaining or improving processing characteristics and other important properties. | 05-17-2012 |
20120171460 | HYPERBRANCHED OLIGOMERIC PHOSPHONATES AND COMPOSITIONS INCLUDING THE SAME - Disclosed are oligomeric phosphonates, and in particular, hyperbranched oligophosphonates, that include oligophosphonates, random or block co-oligo(phosphonate ester)s and co-oligo(phosphonate carbonate)s produced using a condensation process terminated with hydroxyl, epoxy, vinyl, vinyl ester, isopropenyl, isocyanate groups, and the like. These materials can be used as a reactive additive to other polymers, oligomers or monomer mixtures to impart flame resistance without diminishing melt processability which is important in the fabrication of polymers for many applications. | 07-05-2012 |
20120172500 | OLIGOMERIC PHOSPHONATES AND COMPOSITIONS INCLUDING THE SAME - Disclosed are oligomeric phosphonates including oligophosphonates, random or block co-oligo(phosphonate ester)s and co-oligo(phosphonate carbonate)s produced using a condensation process terminated with hydroxyl, epoxy, vinyl, vinyl ester, isopropenyl, isocyanate groups, and the like. These materials can be used as a reactive additive to other polymers, oligomers or monomer mixtures to impart flame resistance without diminishing melt processability which is important in the fabrication of polymers for many applications. | 07-05-2012 |
20120264844 | POLYPHOSPHONATE AND COPOLYPHOSPHONATE ADDITIVE MIXTURES - Disclosed are polymer compositions including polycarbonates, polyphosphonates, copoly(phosphonate carbonate)s, and organic salts and/or silicone containing compounds that exhibit a superior combination of properties compared to prior art. | 10-18-2012 |
20130123402 | FLAME RETARDANT POLYAMIDE COMPOSITIONS - Predominately amino terminated phosphonamide oligomers and their use as flame retardant additives in polyamides and copolyamides without detracting from melt processability are described herein. Other important properties such as strength, modulus, dyeing and thermal stability are maintained. | 05-16-2013 |
20130158147 | HIGH MOLECULAR WEIGHT, RANDOM, BISPHENOL BASED COPOLY(PHOSPHONATE CARBONATE)S - Disclosed are random copoly(phosphonate carbonate)s with the high molecular weight and narrow molecular weight distribution exhibiting a superior combination of properties compared to prior art. | 06-20-2013 |
20140018471 | OLIGOMERIC PHOSPHONATES AND COMPOSITIONS INCLUDING THE SAME - Disclosed are oligomeric phosphonates including oligophosphonates, random or block co-oligo(phosphonate ester)s and co-oligo(phosphonate carbonate)s produced using a condensation process terminated with hydroxyl, epoxy, vinyl, vinyl ester, isopropenyl, isocyanate groups, and the like. These materials can be used as a reactive additive to other polymers, oligomers or monomer mixtures to impart flame resistance without diminishing melt processability which is important in the fabrication of polymers for many applications. | 01-16-2014 |
20150175777 | POLYPHOSPHONATE AND COPOLYPHOSPHONATE ADDITIVE MIXTURES - Disclosed are polymer compositions including polycarbonates, polyphosphonates, copoly(phosphonate carbonate)s, and organic salts and/or silicone containing compounds that exhibit a superior combination of properties compared to prior art. | 06-25-2015 |
20150210848 | FLAME RETARDANT ENGINEERING POLYMER COMPOSITIONS - Disclosed are compositions including engineering plastics; melamine, melamine salts or melamine derivatives; and linear or branched polyphosphonates or copolyphosphonates which exhibit excellent processing characteristics, thermal and mechanical properties and flame resistance, and articles of manufacture produced from these materials, such as fibers, films, coated substrates, moldings, foams, fiber-reinforced articles, or any combination thereof. | 07-30-2015 |
Patent application number | Description | Published |
20130327605 | Brake And Braking Actuation Units - A brake may include a bellows having an opening that leads into the interior of the bellows, a brake element joined to the bellows, a rotational element arranged at a distance from the brake element, a fluid reservoir or a pressure production unit, and a first conduit between the fluid reservoir or the pressure production unit and the opening. | 12-12-2013 |
20140074336 | Method and Control Unit for Activating Actuators of a Vehicle During Emergency Operation - A method includes determining failure of a drive energy store of a vehicle and activating generator operation of a electric main engine as a result of the failure. The method includes determining a current driving condition of the vehicle, what actuators are necessary in order to put the vehicle into a safe operating condition, and what each of the necessary actuator dynamics are based on the current driving condition of the vehicle. The method includes determining a demand for electrical energy that is necessary for a particular necessary actuator to attain the safe operating condition, and regulating a proportionate generator operation of the electric main engine, taking into consideration electrical energy of the necessary actuators required for carrying out each of the necessary actuator dynamics. The method includes activating the actuators necessary for achieving the safe operating condition with the determined actuator dynamics until the safe operating condition is achieved. | 03-13-2014 |
20140095026 | Charging Control Unit and Method of Adjusting a Distance for an Inductive Charging Process - A method of setting an optimized distance for inductive charging between a coil system of an inductive charging station and a coil system of an electric vehicle includes determining, by the inductive charging station, the optimized distance and calculating position data based on the optimized distance determined. The method also includes transferring the calculated position data to the electric vehicle and calculating a suspension construction for the electric vehicle based on the position data. The method includes transferring data on the calculated suspension construction to a suspension control device of the electric vehicle. | 04-03-2014 |
20150033054 | METHOD FOR OPERATING AT LEAST TWO DATA PROCESSING UNITS WITH HIGH AVAILABILITY, IN PARTICULAR IN A VEHICLE, AND DEVICE FOR OPERATING A MACHINE - A method for operating at least two data processing units with high availability, in particular in a vehicle, is provided. A first data processing unit and a second data processing unit can each provide the same function to an extent of at least 60 percent or at least 90 percent. The second data processing unit removes automatically at least one entry for a process to be executed from a memory unit or automatically places itself into a standby mode. | 01-29-2015 |
20150039166 | VEHICLE WITH AN ANTI-LOCK BRAKE SYSTEM AND A METHOD FOR BRAKING A VEHICLE - In order to achieve a vehicle wheel ( | 02-05-2015 |
20150298631 | ELECTRIC TRANSPORTATION MEANS, ASSOCIATED METHOD AND ASSOCIATED RECHARGEABLE BATTERY - An electric transportation means, in particular an electric vehicle including: an accumulator unit including a first connection and including a second connection wherein between the first connection and the second connection a first voltage of at least 200 volts is applied when the accumulator unit is fully charged, and includes a third connection, wherein a second voltage is tapped on the third connection, said voltage being less than 20% or less than 10% or less than 5% of the first voltage, and an on-board power supply that is connected to the third connection and that can be connected via a first switch unit of the transportation means is provided. | 10-22-2015 |
Patent application number | Description | Published |
20110237695 | Flame Retardant Combinations For Polyester Elastomers And Flame Retarded Extrusion Or Molding Compositions Therefrom - Disclosed are new compositions consisting of mixtures of flame retardants for thermoplastic polyester elastomers based on a phosphinate salt, phosphonate oligomers, polymers or copolymers and, optionally, a melamine derivative. The compositions exhibit an excellent combination of processing characteristics, thermal and mechanical properties, and are flame retardant. Further disclosed are articles of manufacture produced from these materials, such as fibers, films, coated substrates, moldings, foams, fiber-reinforced articles, or any combination thereof. | 09-29-2011 |
20110263745 | Flame Retardant Combinations For Polyesters And Flame Retarded Polyester Moulding Compositions Therefrom - Disclosed are new compositions consisting of mixtures of flame retardants for thermoplastic polyesters based on a phosphinate salt, phosphonate oligomers, polymers or copolymers and a melamine derivative. The compositions exhibit an excellent combination of processing characteristics, thermal and mechanical properties, and are flame retardant. Further disclosed are articles of manufacture produced from these materials, such as fibers, films, coated substrates, moldings, foams, fiber-reinforced articles, or any combination thereof. | 10-27-2011 |
Patent application number | Description | Published |
20100304143 | PRODUCTION OF Si02-COATED TITANIUM DIOXIDE PARTICLES WITH AN ADJUSTABLE COATING - The present invention relates to a process for producing coated nanoparticles comprising a core comprising at least one first substance and at least one envelope at least partly surrounding the core and composed of at least one further substance, in a streaming system, to nanoparticles which can be produced according to this process, to nanoparticles comprising a nonporous core comprising at least one first substance and at least one porous envelope at least partly surrounding the core and composed of at least one further substance, the nanoparticles having a narrow particle size distribution, to the use of such nanoparticles in photocatalysis and to apparatus for carrying out the process. | 12-02-2010 |
20110003074 | METHOD FOR THE PRODUCTION OF IRON-DOPED CARBONS - A process for the preparation of a metal-doped support material. The metal-doped support material comprises at least one metal in elemental form on at least one support material which is based on carbon by gas-phase deposition of at least one compound comprising the at least one metal in the oxidation state 0 in combination with carbon monoxide on the at least one support material and thermal decomposition of the at least one compound comprising the at least one metal in the oxidation state 0 in order to obtain the at least one metal in elemental form. During and after the deposition and the decomposition, the support material is not brought into contact with reducing compounds during the preparation. | 01-06-2011 |
20110042326 | PHOTOCATALYTICALLY ACTIVE TIO2-MOLDED BODIES - The present invention relates to a method of purifying wastewater by contacting the wastewater which is to be purified with a rod-shaped TiO | 02-24-2011 |
20130040799 | PROCESS FOR PREPARING HIGH-PURITY MAGNESIUM HYDROXIDE AND MAGNESIUM OXIDE - A process for preparing magnesium compounds by precipitation, in which an aqueous solution or suspension of a magnesium compound is mixed with a precipitant and the corresponding magnesium compound is precipitated wherein the aqueous solution or suspension of a magnesium compound is obtained by reaction of an organomagnesium compound with an aldehyde or a ketone or another electrophile and subsequent aqueous workup of the reaction mixture at a pH of at most 10 or from a magnesium salt with a maximum calcium content and/or potassium content of 200 ppm, based on the magnesium salt used. | 02-14-2013 |
20130040801 | PROCESS FOR PREPARING HIGH-PURITY ALUMINUM OXIDE BY PURIFICATION OF ALUMINA - A process for preparing aluminum oxide with a low calcium content, in which | 02-14-2013 |
20130330634 | ELECTRODE UNIT - The invention relates to an electrode unit for an electrochemical device for storing electrical energy, comprising a solid electrolyte ( | 12-12-2013 |
20140027300 | PROCESS FOR PREPARING AN ALKALI METAL - Process for preparing an alkali metal from a salt of the alkali metal which is soluble in a solvent, including a first electrolysis, a concentration, and a second electrolysis. The first electrolysis produces a product mixture. This product mixture is then concentrated to give a largely solvent-free alkali metal (poly)sulfide melt. A second electrolysis at a temperature above the melting point of the alkali metal is then performed in a second electrolysis cell comprising an anode space and a cathode space, separated by a solid electrolyte which conducts alkali metal cations. The alkali metal (poly)sulfide melt from the concentration step is fed to the anode space. Sulfur is removed from the anode space and liquid alkali metal is removed from the cathode space. | 01-30-2014 |
20140030577 | ELEKTRODENEINHEIT - The invention relates to an electrode unit for an electrochemical device, comprising a solid electrolyte ( | 01-30-2014 |
Patent application number | Description | Published |
20090107494 | SYSTEMS, METHODS AND APPARATUS FOR RESPIRATORY SUPPORT OF A PATIENT - Spontaneous respiration is detected by sensors. An additional amount of oxygen is administered to the lungs via a jet gas current at the end of an inhalation procedure. Breathing volume, absorption of oxygen during inhalation, and clearance of carbon dioxide during exhalation are improved. If required, the exhalation procedure of the patient can be arrested or slowed by a countercurrent to avoid a collapse of the respiration paths. An apparatus including an oxygen pump can be connected to an oxygen source and includes a tracheal prosthesis that can be connected via a catheter. The respiration detections sensors are connected to a control unit for activating the oxygen pump. The tracheal prosthesis includes a tubular support body with a connection for the catheter, and the sensors are associated with the support body. The tracheal prosthesis and jet catheter are dimensioned so the patient can freely breathe and speak without restriction. | 04-30-2009 |
20090151726 | TRACHEAL CATHETER AND PROSTHESIS AND METHOD OF RESPIRATORY SUPPORT OF A PATIENT - A method and apparatus is described for supporting the respiration of a patient. The spontaneous respiration of a patient can be detected by sensors and during inhalation an additional amount of oxygen can be administered to the lungs via a jet gas current. If required, during exhalation a countercurrent can be administered to avoid collapse of the respiration paths. This therapy can be realized by an apparatus including a transtracheal catheter, an oxygen pump connected to an oxygen source, spontaneous respiration sensor(s) connected to a control unit for activating the oxygen pump and, if needed, a tracheal prosthesis. The tracheal prosthesis may include a connection for the catheter and the breath sensor(s). The tracheal prosthesis, if used, and the catheter can be dimensioned so the patient can freely breathe, cough, swallow and speak without restriction, and the system can be wearable to promote mobility. | 06-18-2009 |
20090255533 | SYSTEMS, METHODS AND APPARATUS FOR RESPIRATORY SUPPORT OF A PATIENT - Spontaneous respiration is detected by sensors. An additional amount of oxygen is administered to the lungs via a jet gas current at the end of an inhalation procedure. Breathing volume, absorption of oxygen during inhalation, and clearance of carbon dioxide during exhalation are improved. If required, the exhalation procedure of the patient can be arrested or slowed by a countercurrent to avoid a collapse of the respiration paths. An apparatus including an oxygen pump can be connected to an oxygen source and includes a tracheal prosthesis that can be connected via a catheter. The respiration detections sensors are connected to a control unit for activating the oxygen pump. The tracheal prosthesis includes a tubular support body with a connection for the catheter, and the sensors are associated with the support body. The tracheal prosthesis and jet catheter are dimensioned so the patient can freely breathe and speak without restriction. | 10-15-2009 |
20100043786 | TRACHEOSTOMA SPACER, TRACHEOTOMY METHOD, AND DEVICE FOR INSERTING A TRACHEOSTOMA SPACER - The invention relates to a tracheostoma spacer with a tubular support framework. The support framework can be expand from an initial state to a supporting state of increased diameter and has a fixing element at the ends. The tracheostoma spacer is intended for use as a spacer in a tracheostoma (an opening in the trachea). The invention further relates to a device for inserting a tracheostoma spacer into a tracheostoma with a cutting instrument in the form of a trocar, the tracheostoma spacer being able to be positioned on the shaft of said trocar. A cover sleeve is also provided which can be moved on the shaft over a tracheostoma spacer positioned there. | 02-25-2010 |
20100252043 | METHOD AND ARRANGEMENT FOR RESPIRATORY SUPPORT FOR A PATIENT AIRWAY PROSTHESIS AND CATHETER - The invention relates to a method and an arrangement for respiratory support for a patient and an airway prosthesis. The spontaneous breathing of a patient is recorded with sensors and an additional amount of oxygen administered by means of a jet gas flow at the end of a lung inhalation process. Oxygen uptake on inhalation is thus improved. Where necessary the exhalation process of the patient can be retarded by a counter-current to prevent a collapse of the airways. The above manner of proceeding is achieved by means of an arrangement, comprising an oxygen pump connected to an oxygen source and an airway prosthesis, which may be connected by means of a catheter. The spontaneous breathing of the patient is recorded by means of sensors, connected to a controller, for activating the oxygen pump. The airway prosthesis has a tubular nozzle body with a connector for the catheter, whereby two of the sensors are provided on the nozzle body. The airway prosthesis and the integrated or introduced jet catheter are of such a size that the patient may breathe and speak freely. | 10-07-2010 |
20100269834 | Systems, methods and apparatus for respiratory support of a patient - Spontaneous respiration is detected by sensors. An additional amount of oxygen is administered to the lungs via a jet gas current at the end of an inhalation procedure. Breathing volume, absorption of oxygen during inhalation, and clearance of carbon dioxide during exhalation are improved. If required, the exhalation procedure of the patient can be arrested or slowed by a countercurrent to avoid a collapse of the respiration paths. An apparatus including an oxygen pump can be connected to an oxygen source and includes a tracheal prosthesis that can be connected via a catheter. The respiration detections sensors are connected to a control unit for activating the oxygen pump. The tracheal prosthesis includes a tubular support body with a connection for the catheter, and the sensors are associated with the support body. The tracheal prosthesis and jet catheter are dimensioned so the patient can freely breathe and speak without restriction. | 10-28-2010 |
20110209705 | TRACHEAL CATHETER AND PROSTHESIS AND METHOD OF RESPIRATORY SUPPORT OF A PATIENT - A method and apparatus is described for supporting the respiration of a patient. The spontaneous respiration of a patient can be detected by sensors and during inhalation an additional amount of oxygen can be administered to the lungs via a jet gas current. If required, during exhalation a countercurrent can be administered to avoid collapse of the respiration paths. This therapy can be realized by an apparatus including a transtracheal catheter, an oxygen pump connected to an oxygen source, spontaneous respiration sensor(s) connected to a control unit for activating the oxygen pump and, if needed, a tracheal prosthesis. The tracheal prosthesis may include a connection for the catheter and the breath sensor(s). The tracheal prosthesis, if used, and the catheter can be dimensioned so the patient can freely breathe, cough, swallow and speak without restriction, and the system can be wearable to promote mobility. | 09-01-2011 |
20110251509 | SYSTEMS AND METHODS FOR INHIBITING SECRETION FLOW INTO A FUNCTIONAL ASSESSMENT CATHETER - Devices systems and methods are disclosed for preventing or inhibiting secretions from entering the lumen of a functional assessment catheter for the lungs, or removing collected secretions. The catheter comprises an expandable element, a cover, or an internal component configured to prevent or inhibit secretion flow into the lumen. The catheter alternatively or additionally comprises a distal end configured to facilitate air flow, absorb secretions or repel secretions away from the catheter tip. The catheter alternatively or additionally comprises an internal element such as a coilable wire, or an obturator configured to prevent secretions from being drawn into the lumen, or to actively remove the secretions. The catheter alternatively or additionally comprises an element to dry, aerate or aspirate the lung passageways. | 10-13-2011 |
20110259327 | METHODS AND DEVICES FOR SENSING RESPIRATION AND CONTROLLING VENTILATOR FUNCTIONS - Improved methods and devices are described for sensing the respiration pattern of a patient and controlling ventilator functions, particularly for use in an open ventilation system. An apparatus for sensing respiration and synchronizing a ventilator to the respiration of a patient is described. The apparatus may include a plurality of thermal breath sensors. At least one of the plurality of thermal breath sensors may be a heated thermal breath sensor. | 10-27-2011 |
20110270116 | MINIMALLY INVASIVE DETERMINATION OF COLLATERAL VENTILATION IN LUNGS - Minimally invasive methods, systems and devices are provided for assessing collateral ventilation in the lungs. In particular, collateral ventilation of a target compartment within a lung of a patient is assessed by advancement of a catheter through the tracheobronchial tree to a feeding airway of the target compartment. The feeding airway is occluded by the catheter and the opening and closing of a one-way valve coupled with the catheter is observed. If the valve ceases opening and closing over time, this may indicate that significant collateral ventilation into the target compartment is absent. If the valve continues to open and close over time, significant collateral ventilation into the compartment may be present. Based on the collateral ventilation assessment, a treatment plan may be generated. | 11-03-2011 |
20110295141 | METHODS AND SYSTEMS FOR ENDOBRONCHIAL DIAGNOSTICS - A method for assessing lung function in a patient is disclosed. The method comprises isolating a lung compartment. Thereafter, in one embodiment, an inhaled gas of known composition is introduced into the lung and compared to the composition of the exhaled gas. Alternatively, accumulated CO | 12-01-2011 |
20120145147 | TRACHEOSTOMA SPACER, TRACHEOTOMY METHOD, AND DEVICE FOR INSERTING A TRACHEOSTOMA SPACER - The invention relates to a tracheostoma spacer with a tubular support framework. The support framework can be expand from an initial state to a supporting state of increased diameter and has a fixing element at the ends. The tracheostoma spacer is intended for use as a spacer in a tracheostoma (an opening in the trachea). The invention further relates to a device for inserting a tracheostoma spacer into a tracheostoma with a cutting instrument in the form of a trocar, the tracheostoma spacer being able to be positioned on the shaft of said trocar. A cover sleeve is also provided which can be moved on the shaft over a tracheostoma spacer positioned there. | 06-14-2012 |
20130103139 | COATING OF ENDOPROSTHESES WITH A COATING CONSISTING OF A TIGHT MESH OF POLYMER FIBERS - The present invention relates to grid-like or net-like endoprosthesis having a continuous, respectively ongoing and interstices-spanning coating with a thread-tangle, wherein this continuous, respectively ongoing and interstices-spanning coating covers the struts as well as the interstices between the single endoprosthesis struts. | 04-25-2013 |
20140107396 | SYSTEMS AND METHODS FOR DELIVERING A THERAPEUTIC AGENT - Devices, systems, and methods for delivering a therapeutic agent to a treatment region in the body are disclosed. By determining a treatment region in the body, reducing the volume of the treatment region to create a target region by using one or more flow control elements and delivering at least one therapeutic agent to the target region, improved treatment may be achieved. | 04-17-2014 |
20140142455 | MINIMALLY INVASIVE DETERMINATION OF COLLATERAL VENTILATION IN LUNGS - Minimally invasive methods, systems and devices are provided for assessing collateral ventilation in the lungs. In particular, collateral ventilation of a target compartment within a lung of a patient is assessed by advancement of a catheter through the tracheobronchial tree to a feeding airway of the target compartment. The feeding airway is occluded by the catheter and the opening and closing of a one-way valve coupled with the catheter is observed. If the valve ceases opening and closing over time, this may indicate that significant collateral ventilation into the target compartment is absent. If the valve continues to open and close over time, significant collateral ventilation into the compartment may be present. Based on the collateral ventilation assessment, a treatment plan may be generated. | 05-22-2014 |
20140180155 | SYSTEMS AND METHODS FOR FLUSHING AN ASSESSMENT CATHETER - Devices systems and methods are disclosed for removing secretions from the lumen of a functional assessment catheter for the lungs. The system comprises a flushing unit configured to deliver a clearing fluid to the lumen of the pulmonary catheter to remove debris, secretions, or moisture from the lumen or sensors. | 06-26-2014 |
Patent application number | Description | Published |
20150368485 | Alpha,Omega-Hydroxy-Functionalized Oligoester As Adhesion Promoter In Solventborne Fillers - Solventborne filler comprises at least one alpha,omega-hydroxy-functionalized oligoester which possesses an OH number of 30 to 160 mg KOH/g, a theoretical carbon-carbon double bond content of 1 to 3 mmol/g, a number-average molecular weight of 1000 to 3000 g/mol and a weight-average molecular weight of 2800 to 10 000 g/mol, moreover, the sum of the weight percentage fractions of all the alpha,omega-hydroxy-functionalized oligoesters being 0.5 to 10 wt. %, based on the total amount of the solventborne filler. Also provided are a multicoat paint system, a process for producing a multicoat paint system, and use of the above-designated alpha,omega-hydroxy-functionalized oligoester in solventborne fillers for improving adhesion. | 12-24-2015 |
20150376446 | Alpha,Omega-Hydroxy-Functionalized Oligoester As Adhesion Promoter In Aqueous Basecoats - Pigmented aqueous basecoat material comprises at least one alpha, omega-hydroxy-functionalized oligoester having an OH number of 25 to 95 mg KOH/g, a theoretical carbon-carbon double bond content of 0.5 to 2.5 mmol/g, a number-average molecular weight of 2500 to 6000 g/mol and a weight-average molecular weight of 15 000 to 30 000 g/mol, the alpha, omega-hydroxy-functionalized oligoester further comprising at least one partially or completely salified acid group, and the sum of the weight percentage fractions of all the alpha, omega-hydroxy-functionalized oligoesters being 0.5 to 10 wt %, based on the total solids fraction of the pigmented aqueous basecoat material. Also provided are a multicoat paint system, a method of producing a multicoat paint system, and use of the above-identified alpha, omega-hydroxy-functionalized oligoester in pigmented aqueous basecoat materials for the purpose of improving adhesion. | 12-31-2015 |
Patent application number | Description | Published |
20100141192 | OPERATION OF BLDC MOTORS - The present invention there is provides a method of determining the rotor position in an electric motor comprising the steps of: superimposing one or more alternating signals on to the driving waveform so as to generate one or more oscillating currents in the stator coils; monitoring the variation in magnitude of the oscillating currents and thereby determining the rotor position. Typically, two alternating signals are applied in opposition so as to have no net effect on the torque applied by the driving waveform. Using this technique rotor position estimation can be obtained at start-up from stand-still and at low to medium speeds. The method can be used in applications where a fast motor start is needed under unknown load conditions and can be used to detect when the rotor has passed a certain position that coincides with the commutation instance. | 06-10-2010 |
20130082630 | DETERMINING ROTOR POSITION IN SENSORLESS SWITCHED RELUCTANCE MOTORS - A method for determining the position of a moving rotor in a switched reluctance motor includes the steps of applying a voltage to a phase winding of the reluctance motor, sampling a signal representative of the current magnitude in this phase winding, detecting a feature of the second temporal derivative of the signal, and determining the position of the moving rotor taking into account the occurrence of this feature. Apparatus for carrying out the method is described. | 04-04-2013 |
20140062364 | METHOD AND APPARATUS FOR DRIVING A SENSORLESS BLDC/PMSM MOTOR - A method for driving a BLDC motor comprising at least three stator windings, comprising: a) determining a time period, and energizing during the time period two of the windings and leaving a third winding un-energized, based on a first motor state; b) measuring a first voltage representative for the back-EMF generated in the un-energized winding shortly before expiry of the time period; c) applying a commutation at expiry of the current time period; d) measuring a second voltage shortly after the commutation, and calculating a subsequent time period; e) repeating steps b) and c). An electrical circuit and a controller are provided for performing these methods. | 03-06-2014 |
20140320103 | Direct Current Control with Low E-M Emission - A switching control circuit includes driving a flow of direct current through an at least partially inductive load. The switching control circuit is adapted for adjusting a control current in order to activate and/or deactivate a flow of current to a load terminal. The system comprises a timer element for initiating at least one timed adjustment of the control current during activation or deactivation of the flow of current through a first semiconductor switch of the circuit so as to anticipate a state change of a component of the switching control circuit. The controller is adapted for determining a timing for the timed adjustment in a predictive manner. A method employs the various features of the switching control circuit. | 10-30-2014 |
20150145455 | Phase Current Regulation in BLDC Motors - A method is provided for determining a phase current direction and a zero-crossing moment of the phase current in a sinusoidally controlled brushless direct current motor. The brushless direct current motor comprises a coil per phase and the phase of the brushless direct current motor is driven by a half bridge driver. The half bridge driver comprises a high side field effect transistor and a low side field effect transistor. The method comprising the following steps: measuring the drain source voltage over the high side field effect transistor and low side field effect transistor, and determining the zero crossing moment of the phase current by determining the current direction based on the measured drain source voltages and by determining the moment the current changes direction. | 05-28-2015 |
20150222398 | Power Supply Line Data Transmission - A transmitter and a receiver for transmitting and receiving data via a power supply line comprise a local signal port for respectively receiving and transmitting a serial bit stream and a power line connection port for respectively transmitting a radio frequency signal and receiving the radio frequency signal via the power supply line. The transmitter comprises a modulator unit adapted for encoding the serial bit stream into a baseband signal and generating the radio frequency signal by mixing the baseband signal with a carrier wave so as to redundantly convey the at least one baseband signal in at least four spectral sidebands of the carrier wave. The receiver comprises a demodulator unit adapted for detecting the at least four spectral sidebands of the carrier wave in the radio frequency signal, isolating a baseband signal from the at least four spectral sidebands and decoding the baseband signal into the serial bit stream. | 08-06-2015 |