Patent application number | Description | Published |
20150100047 | Sheath for a Medical or Dental Instrument - A sheath includes a plurality of layers coupled to one another and configured to cover a medical or dental instrument. The sheath may include an instrument cover segment and a cable cover segment attached to each other. When in a pre-use configuration, such as when packaged, the cable cover segment may define an inside-out position and overlie at least a portion of the instrument cover segment. When in an in-use configuration, such as when the sheath is installed over a medical or dental instrument, the cable cover segment may define an outside-out position and extend longitudinally with respect to the instrument cover segment. | 04-09-2015 |
20150237931 | Disposable Face Shield - A disposable face shield with a shield with a plurality of cuts is described. A foam member is connected to the shield to provide added comfort. The foam member may contain a plurality of openings extending through the member, The openings allow for increased air movement around the shield. The cuts in the shield may be above the foam member to create tabs which may be bent to at least partially cover the openings that extend through the foam member, Additionally, a pair of parallel cuts may be made on either side of the shield, the cuts adjustably engaging an elastic strap. This configuration allows the elastic strap to be comfortably adjusted to conform to a number of different sized heads. | 08-27-2015 |
20150331230 | Variable-Magnification Optical Loupe - An optical loupe assembly includes mechanical or electromechanical apparatus for varying the magnification of objects viewed through the loupe and or varying a working distance of the loupe. In another embodiment, an optical loupe may include a lens system comprising one or more liquid lens assemblies or liquid crystal lens assemblies for providing variable magnification. | 11-19-2015 |
Patent application number | Description | Published |
20120292279 | Railroad freight car draft gear - A railroad freight car multipiece spring seat assembly including a spring seat, a top plate, and a spring. The spring seat is adapted to operably engage one end of a spring assembly in a railroad freight car draft gear. The top plate is adapted to operably engage with each of a plurality of friction shoes arranged in the railroad freight car draft gear. The spring of the multipiece spring seat assembly is operably disposed between the spring seat and the top plate. | 11-22-2012 |
20130153526 | Railroad freight car draft gear assembly - A railcar draft gear assembly having an axially elongated spring assembly comprised of an axially stacked array of individual spring units and further including cooperating instrumentalities for maintaining the spring assembly generally axially aligned with a longitudinal axis of the railcar draft gear assembly during operation of the draft gear assembly while maintaining the individual spring units in generally aligned relation relative to each other. | 06-20-2013 |
20130168346 | FRICTION/ELASTOMERIC DRAFT GEAR - A friction/elastomeric draft gear having a housing, a spring assembly arranged within the housing, and a friction clutch assembly having a wedge member and defining first sliding friction surface disposed at an angle θ relative to a longitudinal axis of the draft gear and a second friction surface disposed at an angle β relative to a longitudinal axis of the draft gear. The spring assembly is designed in combination with the angles θ and β of the first and second friction sliding surfaces relative to the longitudinal axis such that the draft gear consistently and repeatedly withstands between about 100 KJ and 130 KJ of energy imparted at less than three meganewtons over a range of travel of the wedge member in an inward axial direction relative to the draft gear housing not exceeding 120 mm. | 07-04-2013 |
20140202973 | RAILCAR DRAFT GEAR ASSEMBLY AND RELATED METHOD FOR ASSEMBLING A RAILCAR DRAFT GEAR - A railcar draft gear assembly including a housing, a spring sea, a spring and a friction clutch assembly in operable combination relative to each other within the housing. The spring includes a series of axially stacked elastomeric pads arranged between a closed end of the housing and the spring seat. An axially elongated guide rod is endwise passed through the spring seat and elastomeric pads for aligning the pads relative to a longitudinal axis of the draft gear assembly. The guide rod is operably inhibited from axial shifting movements during operation of the draft gear assembly. A related method for assembling the draft gear is also disclosed. | 07-24-2014 |
20150014267 | ENERGY ABSORPTION/COUPLING SYSTEM FOR A RAILCAR AND RELATED METHOD FOR COUPLING RAILCARS TO EACH OTHER - An energy absorption/coupling system for a railcar including a draft assembly provided toward opposed ends of a centersill on the railcar. Each draft assembly includes a coupler and a draft gear assembly disposed in longitudinally disposed and operable relation relative to each other. The coupler is configured to allow at least 4.5 inches of travel in a single longitudinal direction during operation of the coupler. The draft gear assembly of each draft assembly is configured to consistently and repeatedly withstand up to about 110,000 ft-lbs. of energy imparted to the energy absorption/coupling system at a force level not to exceed 900,000 lbs. over a range of travel of a wedge member in an inward axial direction relative to the housing of at least 4.5 inches. With the present invention disclosure, high level impact forces between rail cars can be absorbed and dissipated while maintaining an overall length of the railcar constant and unchanged. A method for releasably coupling two railcars to each other is also disclosed. | 01-15-2015 |
Patent application number | Description | Published |
20130258815 | METHOD AND APPARATUS FOR AN ACOUSTIC-ELECTRIC CHANNEL MOUNTING - Method and apparatus for rotational alignment and attachment of ultrasonic transducers to a barrier with one submerged surface uses a temporary transducer assembly to position mounting rings on opposite surfaces of the barrier. Plural permanent transducers are then mounted to each mounting ring and are aligned with each other across the barrier by virtue of the alignment of their mounting rings. The submerged mounting ring is used like a cylinder in combination with a mounting plate for the transducers on the submerged side of the barrier or each submerged side transducer has a suction cup fitting for use to exclude water from between each transducer and the submerged barrier surface to facilitate bonding of the submerged side transducers to the barrier. | 10-03-2013 |
20140016558 | ADAPTIVE SYSTEM FOR EFFICIENT TRANSMISSION OF POWER AND DATA THROUGH ACOUSTIC MEDIA - An apparatus and method for transmitting data and power through a metal barrier using ultrasonic waves, having ultrasonic transmission channels through the barrier formed by coupling ultrasonic transducers on opposite sides of the barrier. A power transmitter sends power over a channel and forward and reverse data transmitters send forward and reverse data signals by orthogonal frequency-division multiplexing OFDM over a separate channel. The data signals are made up of plural sub-carriers at plural different sub-carrier frequencies with none of the sub-carriers of the forward transmission signal being at a power harmonic frequency. | 01-16-2014 |
20140043944 | ULTRASONIC HIGH TEMPERATURE AND PRESSURE HOUSING FOR PIEZOELECTRIC-ACOUSTIC CHANNELS - An ultrasonic transducer with housing contains a transducer assembly, an outer housing surface being fixed against a barrier surface for transferring ultrasonic waves to and from a barrier. The housing has an inner surface with plateau. A cap closes the housing and the transducer assembly has a piezoelectric transducer with a pressure surface around its outer perimeter and an opposite vibration surface engaging the plateau. A ring engages the pressure surface for biasing the vibration surface against the plateau. A holder engages the cap, transducer and ring for positioning and a plurality of springs are spaced around the transducer perimeter and between the cap and ring for biasing the vibration surface toward or against the raised plateau. A viscous couplant is between the vibration surface and plateau for enhancing transmission of the ultrasonic waves. | 02-13-2014 |
20140146641 | METHOD AND APPARATUS FOR AN ACOUSTIC-ELECTRIC CHANNEL MOUNTING - Method and apparatus for rotational alignment and attachment of ultrasonic transducers to a barrier with one submerged surface uses a temporary transducer assembly to position mounting rings on opposite surfaces of the barrier. Plural permanent transducers are then mounted to each mounting ring and are aligned with each other across the barrier by virtue of the alignment of their mounting rings. The submerged mounting ring is used like a cylinder in combination with a mounting plate for the transducers on the submerged side of the barrier or each submerged side transducer has a suction cup fitting for use to exclude water from between each transducer and the submerged barrier surface to facilitate bonding of the submerged side transducers to the barrier. | 05-29-2014 |
20150049587 | FULL-DUPLEX ULTRASONIC THROUGH-WALL COMMUNICATION AND POWER DELIVERY SYSTEM WITH FREQUENCY TRACKING - A method and apparatus provide simultaneous bi-directional communications through a barrier using a pair of piezoelectric transducers. Outside-to-inside transmission of differentially encoded binary data is only sampled at the inside when a known repeated bit in a Barker sequence is transmitted in the other direction. Differentially encoded data is translated based on the absolute value of differences between each signal envelope sample and the previous signal envelope sample. Inside-to-outside data is transmitted by varying an electrical load on the inside transducer to vary the proportion of a continuous wave signal it reflects. The reflected portion of the continuous wave changes the electrical impedance of the outside transducer and this change is measured and interpreted as binary data. Two frequency selection algorithms select minimally sufficient and then optimal frequencies for power and data transmission by a frequency stepping process. | 02-19-2015 |
20150085949 | MULTI-CHANNEL THROUGH-WALL COMMUNICATION SYSTEM USING CROSSTALK SUPPRESSION - A system for communicating through a solid wall uses piezoelectric transducers in a multiple-input multiple-output configuration and applies crosstalk suppression. Methods of suppressing or avoiding crosstalk between parallel communication channels includes zero-forcing, eigenmode transmission, and least mean squared error processing. Orthogonal frequency division multiplexing can be used to increase transmission rates using many subchannels. Bit-loading can be used to maximize system performance. | 03-26-2015 |
20150176399 | METHOD AND APPARATUS FOR ACOUSTICAL POWER TRANSFER AND COMMUNICATION - Systems and methods for transmitting power and information using acoustic energy are provided. The systems have particular application for powering and communication with electronics through drilling and pipe systems. An acoustic fiber having a core region radially surrounded by a cladding region is used to transmit acoustic power and signals between paired transducers. Pairs of acoustic wedges are provided for sending energy and information through a substrate. Each wedge has an angled transducer which can be used to produce angled longitudinal waves which, upon reaching a substrate interface, produce shear waves in the substrate. The shear waves propagate down the substrate and are received by a second acoustic wedge. The shear waves in the substrate transition back to longitudinal waves on reaching the second acoustic wedge, and they are converted back into electrical signals by a second transducer. | 06-25-2015 |
20150244473 | ACOUSTIC-ELECTRIC CHANNEL CONSTRUCTION AND OPERATION USING ADAPTIVE TRANSDUCER ARRAYS - A method for transmitting power, data, and instructions using acoustic-electric channels having one or more transducer arrays, and to compensate for imperfect alignment of transducer arrays. Transducer arrays each include multiple transducer elements coupled to a channel barrier. Each element can be independently controlled, and misaligned transducers are selectively deactivated to improve overall channel performance. Arrays are optimized by testing different combinations of elements, and the combinations which are the most effective or efficient are used for transmissions. The system and the optimization features can be used to communicate between surfaces which have relative movement, such as between water craft hulls. Optimization can be periodic or constant to compensate for movement within the channel. The arrays can be used with curved substrates. Methods of designing adaptable arrays are also provided. | 08-27-2015 |
Patent application number | Description | Published |
20080281667 | Method and Apparatus to Automatically Recover Well Geometry from Low Frequency Electromagnetic Signal Measurements - A technique that is usable with a well includes providing a model so predict measurements that are received by receivers due to transmission by sources baaed on estimated positions of the receivers relative to sources. The estimated positions each have at least two dimensions. At least some of the receivers and the sources are located in the well. On a computer, the estimated positions are automatically refined based on a comparison of the predicted measurements and actual measurements that are obtained by the receivers. | 11-13-2008 |
20120191353 | MODEL BASED WORKFLOW FOR INTERPRETING DEEP-READING ELECTROMAGNETIC DATA - One embodiment of the invention involves a model-based method of inverting electromagnetic data associated with a subsurface area that includes developing a three-dimensional electromagnetic property model of the area, and restricting changes that may be made to the model during the electromagnetic data inversion process. Other related embodiments of the inventive method are also described and claimed. | 07-26-2012 |
20140035578 | NUCLEUR MAGNETIC RESONANCE SYSTEM WITH FEEDBACK INDUCTION COILS - A nuclear magnetic resonance (NMR) system that uses a feedback induction coil to detect NMR signals generated within a substance is described herein. In one embodiment, the NMR system uses the Earth's magnetic field in conjunction with a transmitter coil that applies NMR sequences to a formation. The NMR sequences generate a weak NMR signal within the formation due to the weakness of the Earth's magnetic field. This weak NMR signal is detected using the feedback induction coil. | 02-06-2014 |
20140200808 | Phase-Based Electromagnetic Surveys For Geological Formations - An electromagnetic (EM) data acquisition method for a geological formation may include operating EM measurement devices to determine phase and amplitude data from the geological formation. The EM measurement devices may include at least one first EM measurement device within a borehole in the geological formation, and at least one second EM measurement device at a surface of the geological formation. The method may further include processing the phase data independent from the amplitude data to generate a geological constituent map of the geological formation, and identifying different geological constituents in the geological constituent map based upon the measured amplitude data. | 07-17-2014 |
20140239957 | Using Low Frequency For Detecting Formation Structures Filled With Magnetic Fluid - A method for mapping a subterranean formation having an electrically conductive wellbore casing therein may include using a low frequency electromagnetic (EM) transmitter and EM receiver operating at a low frequency of less than or equal to 10 Hertz to perform a first EM survey of the subterranean formation, and with either the low frequency EM transmitter or EM receiver within the electrically conductive well-bore casing. The method may further include injecting a magnetic fluid into the subterranean formation, and using the low frequency EM transmitter and EM receiver to perform a second EM survey of the subterranean formation after injecting the magnetic fluid. | 08-28-2014 |
20140257706 | Geological Model Analysis Incorporating Cross-Well Electromagnetic Measurements - A method for geological formation analysis may include collecting time-lapsed well-based measurement data from a first borehole in a geological formation over a measurement time period, and collecting time-lapsed electromagnetic (EM) cross-well measurement data via a plurality of spaced-apart second boreholes in the geological formation over the measurement time period. The method may further include determining simulated changes to a hydrocarbon resource in the geological formation over the measurement time period based upon a geological model using a processor, and using the processor to determine if the simulated changes are within an error threshold of the time-lapsed well-based measurement data and the time-lapsed cross-well EM measurement data. If the simulated changes are not within the error threshold, then the geological model may be updated. | 09-11-2014 |
20140374091 | Electromagnetic Imaging Of Proppant In Induced Fractures - A method may include forming a borehole in a subterranean formation, lining at least part of the borehole with an electrically conductive casing, and injecting a fracturing fluid, a proppant, and a sensing additive into the borehole to form a propped fracture pattern. The method may further include driving the electrically conductive casing so that the sensing additive generates an electromagnetic (EM) field, sensing the EM field, and mapping the propped fracture pattern based upon the sensed EM field. | 12-25-2014 |
20150083404 | DETERMINING PROPPANT AND FLUID DISTRIBUTION - A method may include modeling a bulk electromagnetic (EM) characteristic of a composite material including a fracturing fluid, a proppant, and a sensing additive. The method may further include generating a modeled propped fracture pattern for a subterranean formation having the composite material injected therein, and generating a three dimensional (3D) arrangement of cells based upon the bulk EM characteristic and the modeled propped fracture pattern using an effective medium theory (EMT) model, with each cell having a modeled localized EM characteristic associated therewith. The method may also include injecting the composite material into the subterranean formation to cause an actual propped fracture pattern, collecting EM data based upon the sensing additive within the actual propped fracture pattern, and determining a respective actual EM characteristic for each cell based upon the modeled localized EM characteristics and the collected EM data. | 03-26-2015 |
20150177413 | Method And Apparatus To Generate A Crosswell Data Set - Systems, methods, and apparatuses to generate a crosswell data set are described. In certain aspects, a method includes producing a first electromagnetic field at the earth's surface with a transmitter at a first location, detecting in a first borehole a first field signal induced by the first electromagnetic field, detecting in a second borehole a second field signal induced by the first electromagnetic field, and generating a crosswell data set from the first field signal and the second field signal. A formation model may be created from the crosswell data set. | 06-25-2015 |
Patent application number | Description | Published |
20110087847 | MULTIPLE-PORT MEMORY SYSTEMS AND METHODS - Systems and methods for improved multiple-port memory are provided. In one embodiment, a processing system comprises: at least one processing core; a peripheral bus; and a memory for storing digital data, the memory divided into a first and a second partition of memory segments. The memory includes a first port coupled to the peripheral bus providing read access and write access only to the first partition, wherein the first partition stores peripheral data associated with one or more peripheral components coupled to the peripheral bus; a second port coupled to the at least one processor providing read-only access to only the second partition, wherein the second partition stores executable code for the at least one processing core; and a third port coupled to the at least one processor providing read access and write access to the entire first partition and the second partition. | 04-14-2011 |
20110131377 | MULTI-CORE PROCESSING CACHE IMAGE MANAGEMENT - A multi-core processor chip comprises at least one shared cache having a plurality of ports and a plurality of address spaces and a plurality of processor cores. Each processor core is coupled to one of the plurality of ports such that each processor core is able to access the at least one shared cache simultaneously with another of the plurality of processor cores. Each processor core is assigned one of a unique application or a unique application task and the multi-core processor is operable to execute a partitioning operating system that temporally and spatially isolates each unique application and each unique application task such that each of the plurality of processor cores does not attempt to write to the same address space of the at least one shared cache at the same time as another of the plurality of processor cores. | 06-02-2011 |
20110214043 | HIGH INTEGRITY DATA BUS FAULT DETECTION USING MULTIPLE SIGNAL COMPONENTS - Methods and apparatus are provided for verifying the integrity of a signal transmitted across a multiple rail data bus. The method and apparatus provide for independently processing a signal by a first processor and a second processor, the first and second processors being connected in parallel thereby generating a first processed signal and a second processed signal. Each of the processed signals is split into a first component sequence and a second component sequence, the first component sequences being different from the second component sequences. It is then determined that the first component sequences are not identical and that the second component sequences are not identical. If either of the first component sequences is not identical, or if either of the second component sequences is not identical, then an error signal is transmitted to a receiving device via a first or second rail of the bus. | 09-01-2011 |
20120030519 | INTEGRATED DISSIMILAR HIGH INTEGRITY PROCESSING - A self-checking network is provided, comprising a first command processor configured to execute a performance function and a second command processor configured to execute the performance function, coupled to the first command processor. The self-checking network also comprises a first monitor processor configured to execute a monitor function that is coupled to the first command processor and a second monitor processor configured to execute the monitor function that is coupled to the second command processor. The first and second command processors compare outputs, the first and second monitor processors compare outputs, and the first monitor processor determines whether an output of the first command processor exceeds a first selected limit. | 02-02-2012 |
20120068733 | UNIVERSAL FUNCTIONALITY MODULE - Methods and apparatus are provided for a Universal functionality Module (UFM). The apparatus comprises a programmable logic device (PLD) configured to be reprogrammed in real time and a means for universally interfacing the PLD with any effectuator device. The UFM loads a startup personality bit stream from a boot memory, which allows it to read a pin configuration associated with a effectuator device. The UFM receives a function personality associated with the pin configuration, writes the function personality to programmable logic device, and initiates the function personality. | 03-22-2012 |
20130191584 | DETERMINISTIC HIGH INTEGRITY MULTI-PROCESSOR SYSTEM ON A CHIP - Systems integrated into a single electronic chip are provided for. The systems include a primary shared bus, a secondary shared bus and an embedded dynamic random access memory (eDRAM) including a first port and a second port. The systems also include a primary processor in operable communication with the eDRAM via the first port; and a secondary processor in operable communication with the eDRAM via the secondary bus and the second port, wherein the primary and secondary processors are operating in synchronization. | 07-25-2013 |
20140376570 | SYSTEMS AND METHODS FOR SELF-CHECKING PAIR - Systems and methods for a self-checking pair are provided. In certain embodiments a system on chip in a self-checking pair includes a system architecture; a plurality of communication channels configured for communicating data with an external system; and an integrated system on chip logic configured to collect the data communicated through the plurality of communication channels and transmit the data to a second system on chip and handle received data from the second system on chip, wherein the integrated system on chip logic determines whether the data communicated through the plurality of communication channels matches the received data from the second system on chip. | 12-25-2014 |
20140380020 | SYSTEM AND METHODS FOR SYNCHRONIZATION OF REDUNDANT PROCESSING ELEMENTS - System and methods for synchronizing redundant processing elements are provided. In certain embodiments, a self-checking pair of system on chips (SoCs) includes a first SoC configured to execute a first plurality of instructions; and a second SoC configured to execute a second plurality of instructions that are approximately identical; wherein the first SoC exchanges a first instruction count with the second SoC, the first instruction count identifying a number of instructions executed by the first SoC; wherein the second SoC exchanges a second instruction count with the first SoC, the second instruction count identifying a number of instructions executed by the second SoC; and wherein the first SoC executes a first single step execution utility to synchronize the first instruction count with the second instruction count and the second SoC executes a second single step execution utility to synchronize the first instruction count with the second instruction count. | 12-25-2014 |
Patent application number | Description | Published |
20150130814 | DATA COLLECTION FOR MULTIPLE VIEW GENERATION - In some cases, one or more rendered views of a scene of a particular content item, such as a video game, may be generated by a content provider and transmitted from the content provider to multiple different clients. Additionally, in some cases, a content provider may employ multiple graphics processing units to generate the one or more views. Furthermore, in some cases, data associated with multiple different views of a scene may be combined into a single data collection, such as a render target. | 05-14-2015 |
20150339136 | LOW LATENCY CONNECTIONS TO WORKSPACES IN A CLOUD COMPUTING ENVIRONMENT - A computing system providing virtual computing services may generate and manage remote computing sessions between client devices and virtual desktop instances (workspaces) hosted on the service provider's network. The system may implement a virtual private cloud for a workspaces service that extends out to gateway components in multiple, geographically distributed point of presence (POP) locations. In response to a client request for a virtual desktop session, the service may configure a virtual computing resource instance for the session and establish a secure, reliable, low latency communication channel (over a virtual private network) between the resource instance and a gateway component at a POP location near the client for communication of a two-way interactive video stream for the session. The availability zone containing the POP location may be different than one hosting the resource instance for the session. Client devices may connect to the gateway component over a public network. | 11-26-2015 |
Patent application number | Description | Published |
20140078583 | Photochromic Article Having At Least Partially Crossed Polarized Photochromic-Dichroic And Fixed-Polarized Layers - Photochromic-dichroic articles are provided, which include a substrate having a first surface, a fixed-polarized layer over the first surface of the substrate, and a photochromic-dichroic layer over the first surface of the substrate. The fixed-polarized layer optionally includes a fixed-colorant and has a first polarization axis. The photochromic-dichroic layer includes a photochromic-dichroic compound that is laterally aligned within the photochromic-dichroic layer, and which defines a second polarization axis. The first polarization axis and the second polarization axis are oriented relative to each other at an angle of greater than 0° and less than or equal to 90°. The photochromic-dichroic articles can provide, for example, increased optical density and/or increased kinetics when exposed to a given amount of actinic radiation. | 03-20-2014 |
20140246356 | FLUID EMULSION PURIFICATION PROCESSES USING MICROPOROUS MATERIALS HAVING FILTRATION AND ADSORPTION PROPERTIES - The present invention is directed to methods of separating a fluid emulsion stream into a hydrocarbon stream and an aqueous stream, by contacting the stream with a microporous membrane to yield a hydrocarbon product stream and an aqueous product stream. The membrane comprises a substantially hydrophobic, polymeric matrix, and substantially hydrophilic, finely divided, particulate, substantially water-insoluble filler distributed throughout the matrix. The polymeric matrix has a mean pore size less than 1.0 micron, and the purities of the product streams are independent of the flux rate of the aqueous product stream and the pore size of the membrane. | 09-04-2014 |
20150099824 | Treated Fillers, Compositions Containing Same, and Articles Prepared Therefrom - The present invention includes a process for producing treated filler that includes (a) treating a slurry that includes untreated filler where the untreated filler has not been previously dried, with a treating composition that includes a treating agent, thereby forming a treated filler slurry, and (b) drying the treated filler slurry to produce treated filler. The treating agent can include at least one of an anhydride, a cyclic imide, and a derivative thereof. The present invention also is directed to treated filler prepared by the process, as well as rubber compounding compositions and tires including the treated filler. | 04-09-2015 |
20150099825 | Treated Fillers, Compositions Containing Same, and Articles Prepared Therefrom - The present invention includes a process for producing treated filler that includes (a) treating a slurry that includes untreated filler where the untreated filler has not been previously dried, with a treating composition that includes a treating agent, thereby forming a treated filler slurry, and (b) drying the treated filler slurry to produce treated filler. The treating agent can include an unsaturated fatty acid, derivative of an unsaturated fatty acid, or salt thereof. The present invention also is directed to treated filler prepared by the process, as well as rubber compounding compositions and tires including the treated filler. | 04-09-2015 |
20150099826 | Treated Fillers, Compositions Containing Same, and Articles Prepared Therefrom - The present invention includes a process for producing treated filler that includes (a) treating a slurry that includes untreated filler where the untreated filler has not been previously dried, with a treating composition that includes a treating agent, thereby forming a treated filler slurry, and (b) drying the treated filler slurry to produce treated filler. The treating agent can include an amino acid or polypeptide. The present invention also is directed to treated filler prepared by the process, as well as rubber compounding compositions and tires including the treated filler. | 04-09-2015 |
20150126657 | Treated Fillers, Compositions Containing Same, and Articles Prepared Therefrom - The present invention includes a process for producing treated filler that includes (a) treating a slurry that includes untreated filler where the untreated filler has not been previously dried, with a treating composition that includes a treating agent, thereby forming a treated filler slurry, and (b) drying the treated filler slurry to produce treated filler. The treating agent can include a polymer having (i) at least one first group that interacts with the untreated filler and (ii) at least one second group that interacts with a rubber matrix into which the treated filler is incorporated. The present invention also is directed to treated filler prepared by the process, as well as rubber compounding compositions and tires including the treated filler. | 05-07-2015 |
20150261056 | Electroactive Optical Device - The present invention provides an electroactive optical device including an optical substrate having two opposing surfaces; at least two electrodes spaced one from the other and disposed on the surface of the substrate; and at least one electroactive material layer in contact with the at least two electrodes and the surface of the substrate. | 09-17-2015 |