Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Hiro

177results about How to "Good balance" patented technology

Olefin block copolymer, viscosity index improver for lubricating oils and lubricating oil composition

The present invention provides an olefin block copolymer for a viscosity index improver capable of preparing a lubricating oil composition having excellent low temperature properties and excellent balance between viscosity and shear stability, a viscosity index improver and a lubricating oil composition comprising the viscosity index improver. The olefin block copolymer has a Mw / Mn of not more than 1.5, and comprises: (i) a polymer block comprising ethylene and an alpha-olefin of 3 to 20 carbon atoms, having a molar ratio (ethylene / alpha-olefin) of ethylene units to alpha-olefin units of from 20 / 80 to 65 / 35, a Mw of 50,000 to 2,000,000, and having a slope of an intramolecular composition distribution of absolute value of 0.1 to 0, and (ii) a polymer block comprising ethylene and an alpha-olefin of 3 to 20 carbon atoms, having a molar ratio (ethylene / alpha-olefin) of ethylene units to alpha-olefin units of from 70 / 30 to 85 / 15, a Mw of 10,000 to 400,000, and having a slope of an intramolecular composition distribution of absolute value of 0.1 to 0.
Owner:MITSUI CHEM INC

Polypropylene-base resin composition and products of injection molding thereof

InactiveUS6441081B1Good balanceExcellent injection moldabilityFilm/foil adhesivesPolypropyleneTalc
A polypropylene resin composition which comprises:(1) 55 to 75% by weight of (A) a polypropylene resin consisting of a mixture of the following polymers (i) and (ii):(i) a propylene-ethylene block copolymer having a propylene homopolymer part which is the first segment and having a propylene-ethylene random copolymer part which is the second segment and(ii) a propylene homopolymer having an intrinsic viscosity [eta]P of 0.8 to 1.8 dl/g as measured in tetralin at 135° C.,(2) 21 to 30% by weight of (B) an ethylene-1-octene copolymer rubber having a melt flow rate (JIS-K-6758 at 190° C.) of 2 to 10 g/10 min and having a 1-octene component content of 20 to 25% by weight, and(3) 5 to 20% by weight of (C) talc having an average particle diameter of not more than 3 mum, wherein when the amount of the second segment contained in the propylene-ethylene block copolymer of the polypropylene resin (A) is designated as (A)' and the ethylene-1-octene copolymer rubber content is designated as (B)', the following expression is satisfied:and when the above composition is subjected to a tensile test according to ASTM D638, it exhibits, an ultimate elongation of at least 400%, and the melt flow rate (JIS-K-6758 at 230° C.) of the composition is at least 30 g/10 min, and an injection-molded article obtained by injection molding the above polypropylene resin composition.
Owner:SUMITOMO CHEM CO LTD +1

Dual metallocene catalysts for polymerization of bimodal polymers

This invention relates to catalyst compositions, methods, and polymers encompassing at least one first Group 4 metallocene compound comprising bridging η5-cyclopentadienyl-type ligands, in combination with at least one second Group 4 metallocene with non-bridging η5-cyclopentadienyl-type ligands, typically in combination with at least one cocatalyst, and at least one activator. The compositions and methods disclosed herein provide ethylene polymers with a bimodal molecular weight distribution.
Owner:CHEVRON PHILLIPS CHEMICAL CO LP

Structure and method to form multilayer embedded stressors

A multilayer embedded stressor having a graded dopant profile for use in a semiconductor structure for inducing strain on a device channel region is provided. The inventive multilayer stressor is formed within areas of a semiconductor structure in which source / drain regions are typically located. The inventive multilayer stressor includes a first conformal epi semiconductor layer that is undoped or lightly doped and a second epi semiconductor layer that is highly dopant relative to the first epi semiconductor layer. The first and second epi semiconductor layers each have the same lattice constant, which is different from that of the substrate they are embedded in. The structure including the inventive multilayer embedded stressor achieves a good balance between stress proximity and short channel effects, and even eliminates or substantially reduces any possible defects that are typically generated during formation of the deep source / drain regions.
Owner:ELPIS TECH INC

Stepper

A stepper includes a base and two stands upwardly extending from a front portion of the base. Two swing arms are respectively pivotally connected to a rear portion of the base due to a pivot structure that is mounted in a corresponding one of the two swing arms. Each swing arm has an endless strap sleeved thereon for user to step thereon. A drive shaft pivotally extends through the pivot structures for driving the straps and supporting the two swing arms. A motor is mounted on the base for driving the drive shaft. A restitution structure is mounted under a corresponding one of the two swing arms for providing a restitution force to the corresponding swing arm after being downward stepped.
Owner:P & F BROTHER INDAL

Heart preservation chamber

ActiveUS7572622B2Good balanceMaintaining aortic valve competenceDead animal preservationHeart preservationBlood vessel
A heart preservation chamber is disclosed which comprises a housing, an inclined trough support surface, and inlet and outlet fluid connections for the major heart blood vessels.
Owner:TRANSMEDICS

Rare-earth magnet and manufacturing method thereof and magnet motor

The object of the present invention is to provide a rare earth magnet which enables to achieve a good balance between high coercive force and high residual magnetic flux density, and its manufacturing method. The present invention provides a rare earth magnet in which a layered grain boundary phase is formed on a surface or a potion of a grain boundary of Nd2Fe14B which is a main phase of an R—Fe—B (R is a rare-earth element) based magnet, and wherein the grain boundary phase contains a fluoride compound, and wherein a thickness of the fluoride compound is 10 μm or less, or a thickness of the fluoride compound is from 0.1 μm to 10 μm, and wherein the coverage of the fluoride compound over a main phase particle is 50% or more on average. Moreover, after layering fluoride compound powder, which is formed in plate-like shape, in the grain boundary phase, the rare earth magnet is manufactured by quenching the layered compound after melting it at a vacuum atmosphere at a predetermined temperature, or by heating and pressing the main phase and the fluoride compound to make the fluoride compound into a layered fluoride compound along the grain boundary phase.
Owner:HITACHI LTD

Dicing die-bonding film and process for producing semiconductor device

The present invention relates to a dicing die-bonding film including: a dicing film having a pressure-sensitive adhesive layer provided on a base material; and a die-bonding film provided on the pressure-sensitive adhesive layer, in which the pressure-sensitive adhesive layer of the dicing film has a laminated structure of a heat-expandable pressure-sensitive adhesive layer containing a foaming agent and an active energy ray-curable antifouling pressure-sensitive adhesive layer, which are laminated on the base material in this order, and in which the die-bonding film is constituted by a resin composition containing an epoxy resin. Moreover, the present invention provides a process for producing a semiconductor device which includes using the above-described dicing die-bonding film.
Owner:NITTO DENKO CORP

Crosslinking of polyethylene for low wear using radiation and thermal treatments

The present invention discloses methods for enhancing the wear-resistance of polymers, the resulting polymers, and in vivo implants made from such polymers. One aspect of this invention presents a method whereby a polymer is irradiated, preferably with gamma radiation, then thermally treated, such as by remelting of annealing. The resulting polymeric composition preferably has its most oxidized surface layer removed. Another aspect of the invention presents a general method for optimizing the wear resistance and desirable physical and / or chemical properties of a polymer by crosslinking and thermally treating it. The resulting polymeric compositions is wear-resistant and may be fabricated into an in vivo implant.
Owner:SHEN FU WEN +2

Pressure-sensitive adhesive composition, pressure-sensitive adhesive, pressure-sensitive adhesive for optical member, and optical member with pressure-sensitive adhesive layer obtained using same

InactiveCN102449092AExcellent adhesive properties and antistatic propertiesGood balanceNon-macromolecular adhesive additivesPolarising elementsPressure sensitivePolarizer
Disclosed is a pressure-sensitive adhesive characterized by being obtained by crosslinking a pressure-sensitive adhesive composition comprising an acrylic resin (A) and an ionic compound (B) that has a bis(fluorosulfonyl)imide anion and is solid at ordinary temperature. The pressure-sensitive adhesive is especially suitable for use in optical members, has an excellent balance between pressure-sensitive adhesive properties and antistatic performance, and has excellent adhesion in optical laminates, in particular, adhesion between a polarizer and a glass substrate, even under high-temperature high-humidity conditions. With the adhesive, a liquid-crystal display panel having excellent durability can be obtained in which neither bubble generation nor peeling occurs between the pressure-sensitive adhesive layer and the glass substrate and the polarizing film can be prevented from shrinking and thereby causing light leakage.
Owner:THE NIPPON SYNTHETIC CHEM IND CO LTD

High frequency module provided with power amplifier

The present invention is provided with a high frequency module comprising a multilayered substrate, a power amplifier IC mounted on the upper surface of the multilayered substrate, first and second filters disposed substantially directly below the power amplifier IC in an inner layer of the multilayered substrate, and coupling-reducing ground vias disposed between the first filter and the second filter. At least the first filter is disposed substantially directly below the power amplifier IC. The coupling-reducing ground vias double as thermal vias for dissipating heat generated by the power amplifier IC.

Composition of styrene resin, thermoplastic resin and rubber

A polystyrene-based resin composition containing a styrene-based resin with mainly syndiotactic configuration, a polyamide, and a rubber polymer as main components. Styrene-based resins of mainly syndiotactic configuration include polystyrene, poly(alkylstyrene), poly(halogenated styrene), poly(alkoxystyrene), styrene copolymers comprised of polymerized units of at least of styrene, alkylstyrene, halogenated styrene and alkoxystyrene, and mixtures thereof
Owner:IDEMITSU KOSAN CO LTD

Pigmented inkjet ink set

This invention pertains to an ink set for inkjet printing, in particular to an ink set comprising of at least three colored inks based on specified pigment colorants.
Owner:EI DU PONT DE NEMOURS & CO

Propylene polymer compsotions and uses thereof

The present invention provides a propylene polymer composition having excellent transparency, flexibility, heat resistance, scratch resistance and rubber elasticity with a good balance. The propylene polymer composition comprises 1 to 40 parts by weight of isotactic polypropylene (i) and 60 to 99 parts by weight of a propylene / ethylene / α-olefin copolymer (ii) which contains 45 to 89% by mol of a propylene component, 10 to 25% by mol of an ethylene component, and optionally, 0 to 30% by mol of constituent units (a) derived from an α-olefin of 4 to 20 carbon atoms.
Owner:MITSUI CHEM INC

Image stabilization apparatus, control method therefor, optical apparatus and imaging apparatus

ActiveUS20130163972A1High level of stabilization accuracyGood balanceTelevision system detailsPrintersImage stabilizationAngular velocity
An image stabilization apparatus, having a vibration correction unit that corrects image blur due to vibrations, detects an angular velocity of vibrations with a first vibration detection unit, calculates a rotational shake correction amount based on an output from the first vibration detection unit, detects vibrations with a second vibration detection unit, calculates a correction value from the outputs of the first and second vibration detection units, calculates a translational shake correction amount based on the correction value and the output of the first vibration detection unit, and drives the vibration correction unit based on at least one of the rotational or translational shake correction amounts. The image stabilization apparatus changes the translational shake correction amount to a smaller value when a main object accounts for a smaller proportion of an entire screen.
Owner:CANON KK

Body protector

The invention provides a body protector which can be simply and easily installed and detached by hands of an athlete himself or herself, and can be finely adjusted properly by the hands of the athlete himself or herself after installation. Fastening bands are made detachable via a surface fastener provided during an overlapping under a relation that the fastening bands are structured as a pair of right and left parts respectively extending from both right and left side portions of a protector main body so as to be overlapped with each other, suspending bands are structured such as to extend from two right and left symmetrical positions in an upper portion of the protector main body, and a leading end side of the suspending band is freely attached to and detached from the fastening bands via the surface fastener.
Owner:TSUJIMOTO TAKESHI

Valve timing control device

A valve timing control device is provided with an electric motor (4) generating a magnetic retaining torque (Th) and a motor torque (Tm) in a motor shaft (102) based on a power supply. A power supply control system (6) controls the motor torque (Tm) by controlling the power supply supplied to the electric motor (4). A phase control mechanism (8) transmits a cam torque (Tca) that can alternate between a positive and a negative direction in response to rotation of a cam shaft, to the motor shaft (102) and controls a relative phase between the crank shaft and the cam shaft in accordance with a torque balance in the motor shaft (102). The power supply control system (6) eliminates the motor torque (Tm) that is balanced with the magnetic retaining torque (Th) and the cam torque (Tca) after a stop of the internal combustion engine (S105).
Owner:DENSO CORP

Substantive anionic silicone oil emulsion compositions for hair and skin conditioning

Substantive silicone emulsions are disclosed containing a combination of polydimethylsiloxane and pyrrolidone carboxylic acid dimethylsiloxane copolymer. The emulsions are added to personal care compositions for the hair and skin to provide, smoothness, gloss and a conditioning feel to the user.
Owner:GRANT INDS

Method for producing contact adhesive masses containing acrylic

InactiveUS7605212B2Good balanceGood solventless processability and coatabilityPolyureas/polyurethane adhesivesAcrylic acidOrganic chemistry
Method for producing contact adhesive masses containing acrylic, by coupling at least one component to at least one other reactive constituent contained in at least one other component, the at least one reactive constituent having at least two functional groups and the at least one constituent in the at least one other component containing at least two functional groups.
Owner:TESA SE

Organic electroluminescent device

An organic electroluminescent device includes an anode, a cathode and an organic functional layer between the anode and the cathode, in which at least one of hole injection layer, hole transport layer and electron transport layer includes a host material and an inorganic inactive material doped in the host material, and the inorganic inactive material is a halide, oxide or carbonate of metal.
Owner:TSINGHUA UNIV +2

Two-stage equalizing charging system and application thereof

The invention discloses a two-stage equalizing charging system and an application thereof. A first-stage equalizing module adopts a multi-winding transformer magnetic model, and a second-stage equalizing module adopts an improved multi-primary-winding direct current (DC)-DC equalizing model. The application of the second-stage equalizing charging system on a hybrid electric vehicle storage battery pack is characterized in that the hybrid electric vehicle storage battery pack is subjected to multi-stage grouping, and then the battery pack is controlled step by step. The two-stage equalizing charging system is high in equalizing speed, good in voltage consistency and applicable to the occasions where a vehicle-mounted battery of a hybrid vehicle is large, has the advantages of being good in equalizing effect, high in charging efficiency, good in system expandability and the like, and has good application prospects in the fields of energy saving and new energy automobiles.
Owner:HUBEI UNIV OF TECH

Method and device for controlling delta panel

A control device is used with a delta panel of a display for processing and transmitting color data to be displayed on the delta panel according to a pixel clock received from the image processing circuit. A clock duplicating circuit of the control device processes said pixel clock into three clocks with respective frequency smaller than the frequency of the pixel clock. A clock adjusting device of the control device is coupled to the clock-duplicating circuit for processing the resulting three color clocks into a first color clock, a second color clock having a first phase difference from said first color clock, and a third color clock having a second phase difference from said second color clock, wherein the first color clock, the second color clock and the third color clock are output to the delta panel for sampling a first color data, a second color data and a third color data to the delta panel, respectively.
Owner:MSTAR SEMICON INC

Dynamic allocation of drive torque

Methods and systems are provided for dynamically allocating engine torque and motor torque in a hybrid vehicle to meet operator torque demand. The allocation is adjusted by constraining the maximum engine torque allowable under selected conditions to provide a better trade-off between performance and fuel economy. A maximum engine torque that provides best fuel economy is learned during engine operation at different engine speed-load conditions based on a deviation in spark retard torque ratio from a threshold ratio as spark timing is moved to MBT.
Owner:FORD GLOBAL TECH LLC

High-speed pantograph head

The invention discloses a high-speed pantograph head, comprising a sliding plate, small bow angles, large bow angles and a frame-shaped spring, wherein the section of the sliding plate is in a stream line form, the lower part of the sliding plate is an elongated sliding plate slot, the slot is embedded with carbon slide blocks or other materials, the frame-shaped spring is connected below the sliding plate by virtue of a bracket, the front end of the frame-shaped spring is connected with the sliding plate by virtue of a support and the bracket, the rear end of the frame-shaped spring is hinged with the upper frame of a pantograph, and a group of large bow angles are inserted and fixed in a hinge at the upper end of the upper frame of the pantograph. Under the coordination of a pantograph balanced beam, the frame-shaped spring can always maintain the sliding plate of the pantograph to be parallel to a guide rail plane, and the sliding plate can be always in close contact with a contact wire under the regulating action of the bracket. The structure of the pantograph head is simple, the weight is light, the air resistance when the pantograph head moves, the impact resistance is high, the current of the pantograph at a high speed is favourable, the current of the pantograph of a train on a conventional railway or a light railway can be improved.
Owner:CENT SOUTH UNIV

Holographic dynamic balancing method of flexible rotor shaft system

The invention is an axis-series holographic dynamic-balance method in the rotary mechanical-vibration diagnosis and control field. The method is based on the theory of holographic-chart information integration and on the base of getting all the sensor-vibration information on each rotor, integrates the vibration's breadth, frequency and phase information in each supporting place, and fully describes the axis-series vibration behavior in three-dimensional holographic-chart mode, and according to this, appraises the axis-series unbalance status and the adapted-weight effect, and puts forward a set of project applied to the holographic dynamic-balance of multiple-supporting axis series made up of multiple flexible rotors and then uses the computer to realize the optimization to the balance result.
Owner:XI AN JIAOTONG UNIV
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Eureka Blog
Learn More
PatSnap group products