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37results about How to "Increase multiplicity" patented technology

Modified inorganic nanoparticle toughening epoxy resin pouring sealant and preparation method thereof

The invention relates to a modified inorganic nanoparticle toughening epoxy resin pouring sealant and a preparation method thereof. The epoxy resin pouring sealant consists of epoxy resin, a curing agent, an accelerant of the curing agent, an active diluent and polyaniline modified inorganic nanoparticles. The polyaniline has amino groups on the molecule chain, the boundary binding property of the inorganic nanoparticles and the epoxy resin can be improved, the dispersion of the inorganic nanoparticles in the epoxy resin is promoted, and meanwhile as the polyaniline has certain flame retardancy and a good heat conduction coefficient, the polyaniline modified inorganic nanoparticles can be toughened and at the same time the flame retardancy and the heat conduction property are improved, and multiple properties of a material are synchronously improved. The preparation method is simple in process and convenient to operate, an obtained pouring sealing material is low in toxicity and good in flowability, and the condensate of the pouring sealing material is very high in impact resistance, good in flame retardancy, low in linear expansion coefficient, high in heat conductivity and very suitable for sealing electronic devices in a pouring manner.
Owner:JIANGNAN UNIV +1

Firewall device

InactiveCN1748395AIncrease user multiplicitySuppression of retrieval processing timeNetwork connectionsUser identifierVirtual firewall
A firewall apparatus including plural virtual firewalls, each virtual firewall including a dependent firewall policy, is disclosed. The firewall apparatus includes: a distribution management table for managing a user name and a virtual firewall ID; a part configured to receive authentication information for network connection from a user terminal, and hold a user name included in the authentication information; a part configured to report the authentication information to the authentication server; and a part configured to receive an authentication response from the authentication server, and hold a user ID, included in the authentication response, to be provided to the user terminal. The firewall apparatus registers the user ID in the distribution management table associating the user ID with the user name.
Owner:NIPPON TELEGRAPH & TELEPHONE CORP

Active and passive combined safety system and method for nuclear power plant

The invention relates to the technical field of nuclear power. The invention particularly discloses an active and passive combined overall safety system and method for a pressurized water reactor nuclear power plant. The system comprises a safety injection system consisting of an active safety injection system and a passive safety injection system, a reactor cavity water injection system consisting of an active reactor cavity water injection system and a passive reactor cavity water injection system, a containment heat removal system consisting of an active containment spraying system and a passive containment heat removal system, and a steam generator secondary side heat removal system consisting of an auxiliary water supply system, a steam turbine bypass discharge system and a secondaryside passive residual heat removal system. According to the invention, the passive safety system is used as the supplement of the active safety system; the passive technology is fully utilized, the depth defense level and requirements of the nuclear power plant are comprehensively considered, depth defense is enhanced, energy removal under predicted operation events, design benchmark working conditions and design expansion working conditions (including serious accidents) possibly occurring in the nuclear power plant is better coped with, and the safety of the nuclear power plant is greatly improved.
Owner:NUCLEAR POWER INSTITUTE OF CHINA

Method and device for determining a collision characteristic of a vehicle collision

A method is provided for determining a collision characteristic of a vehicle collision for triggering safety means of the vehicle. The method has a step of an ascertainment of at least one determination-relevant time segment of a sensor signal representing the vehicle collision before a triggering time for a safety means. The method also has a step of a comparison of at least two features of the sensor signal in the at least one time segment with one another in order to determine the collision characteristic.
Owner:ROBERT BOSCH GMBH

Toughened-flame-retardant epoxy resin material and preparation method thereof

The invention discloses a toughened-flame-retardant epoxy resin and a preparation method thereof. The toughened epoxy resin material comprises an epoxy resin monomer, a curing agent, expanded graphite and flame-retardant microcapsules. The toughened epoxy resin material is prepared by curing the following components in parts by weight at 100-220 DEG C: 70-95 parts of epoxy resin monomer, 5-25 parts of flame-retardant microcapsule, 10-30 parts of curing agent and 0.3-1 part of expanded graphite. The flame-retardant microcapsules are prepared by using ammonium polyphosphate with the molecular weight of greater than 1500 as a core and a benzoxazine crosslinked network as a shell. The diameter of the expanded graphite lamellae is 3-15 mu m, and the expanded graphite mainly performs the functions of synergic toughening and flame retardancy. The toughened-flame-retardant epoxy resin material implements synchronous enhancement of toughness and flame retardancy, and effectively overcomes the defect of the single performance improvement mode for the material. The toughened-flame-retardant epoxy resin can be used in the occasions with higher requirements for toughness and flame retardancy.
Owner:SHAANXI TIANCE NEW MATERIAL TECH

Method and kit for detection of multiple protein interactions

A method and a kit for detecting interactions between three or more proteins, in vivo, using reconstitution of the activity of a transcriptional activator is provided. Reconstitution of the transcriptional activator makes use of chimeric genes which express hybrid proteins. In one embodiment, three types of hybrid proteins are prepared. The first hybrid contains the DNA-binding domain of a transcriptional activator fused to the first test protein. The second hybrid protein contains a transcriptional activation domain fused to the second test protein. The third hybrid protein contains a nuclear localization peptide fused to a third test protein and mediates assembly of the three-protein complex involving the three hybrids. If the three test proteins are able to interact, they bring into close proximity the two domains of the transcriptional activator. This proximity is sufficient to cause transcription, which can be detected by the activity of a marker gene that contains a binding site for the DNA-binding domain.
Owner:GUILFORD PHARMACEUTICALS INC

Tourmaline multi-head suspended moxibustion instrument

The invention provides a tourmaline multi-head suspended moxibustion instrument. The tourmaline multi-head suspended moxibustion instrument is characterized by comprising an instrument body, an operating table is arranged on the instrument body and connected with 1-20 metal hoses, each metal hose is connected with one moxibustion head, and the moxibustion head comprises a moxibustion head upper body and a tourmaline tank connected with the moxibustion head upper body. The tourmaline multi-head suspended moxibustion instrument has hyperthermia effect and aromatic and chemical effects of moxa burning and far infrared anion effect of tourmalines, can save labors in operation and achieve perfect moxa-moxibustion effect, and overcomes the shortcomings including open fire, smoke, pollution, burning and blister infection of traditional moxa-moxibustion.
Owner:上海采逸生物科技有限公司

Optical recording medium, optical recording apparatus, optical recording method, and optical reproducing method

The present invention aims to provide an optical recording medium that is provided with a recording layer for recording information by holography, has an uncomplicated laminate structure, is capable of performing recording and reproducing control such as tracking control and is capable of high-density multiple recording, as well as an optical recording method, an optical recording apparatus and an optical reproducing method. To this end, the present invention provides an optical recording medium which is a transmission medium for recording information based on a holographic principle using an information beam and a reference beam and performing tracking control using a servo beam, the medium including at least a first substrate, a recording layer, a filter layer that selectively reflects the servo beam, and a second substrate being disposed in this order as viewed from the light irradiation side of the information beam and the reference beam.
Owner:FUJIFILM CORP

Battery module, method for the production thereof, and battery

A battery module having a battery module housing (2) which has a multiplicity of housing walls (3) which form an interior space (4), wherein a multiplicity of battery cells (22) is arranged in the interior space (4), and the battery module housing (2) furthermore has a cooling element receptacle (5), wherein a cooling element (12) of the battery module (1) is arranged in the cooling element receptacle (5) of the battery module housing (2).
Owner:ROBERT BOSCH GMBH

Ligation assay

Disclosed are methods and kits for detecting or quantifying one or more target polynucleotide sequences in a sample. Embodiments of the invention employ a first ligation reaction, a subsequent optional amplification reaction, and a second ligation reaction. Embodiments of the invention combine the specificity of both hybridization and ligation reactions along with universal probe polynucleotide sequences to achieve specific and multiplexed detection of a plurality of target polynucleotide sequences.
Owner:APPL BIOSYSTEMS INC

Halogen-free flame retardant epoxy resin used for electronic packaging material and preparation method of halogen-free flame retardant epoxy resin

The invention discloses a halogen-free flame retardant epoxy resin used for an electronic packaging material and a preparation method of the halogen-free flame retardant epoxy resin. The flame retardant epoxy resin comprises the following components in parts by weight: 50-70 parts of liquid epoxy resin, 2-10 parts of a reactive diluent, 5-15 parts of a curing agent, 0.2-2 parts of a curing accelerator and 2-20 parts of phosphoric acid doped polyaniline nanometer material, wherein the phosphoric acid doped polyaniline nanometer material has the inflaming retarding effect in the epoxy resin, and a large number of P-N bond intermediates generated during the combustion process of the phosphoric acid doped polyaniline nanometer material is a phosphorylation agent which has better inflaming retarding effect than the conventional phosphorus compound; the nitrogen content of the prepared epoxy resin is 0.8-5 wt%, and the phosphorus content of the prepared epoxy resin is 0.2-3 wt%. According to the invention, the flame resistance of an aromatic nucleus, the flame retardance of a nitrogen heterocyclic ring and organic phosphorus as well as the toughening effect of a polyaniline nano-structure are combined, so that the synchronous improvement of the multiple properties of the material is realized, and further, the requirements on the toughness and halogen-free flame retardance of the electronic component packaging material are met.
Owner:JIANGNAN UNIV +1

Medical imaging equipment and a measuring method for detecting the position of a conveying device of the medical imaging equipment

A medical imaging equipment has a conveying device that can be moved at least partially in at least one direction. A position-detecting device has at least one transmitting element which detects a position of the conveying device and emits position-measuring radiation. The position-detecting device has at least one detector element. The position-detecting device has at least one semi-transparent reflector element.
Owner:SIEMENS HEALTHCARE GMBH

Phase-change-material-based thermal bar code system and reading method thereof

The invention, which belongs to the technical field of bar code coding, discloses a phase-change-material-based thermal bar code system and a reading method thereof. The system comprises a marked object and a tracer agent for the marked object; and the tracer agent is made from more than one kind of phase-change material, wherein each kind of phase-change material has different phase change temperatures. In addition, according to the reading method, after the temperature of a thermal bar code system increases at a V0 temperature rising rate and reaches a preset temperature value, the system is cooled at a V0 cooling rate and the temperature of the system reaches a room temperature value; a thermal detection device reads number and position information of an endothermic peak and an exothermic peak of the tracer agent in the thermal bar code system is read during the temperature rising and cooling processes; according to the information, the type of the tracer agent is determined; and the information and the data in the database are compared to obtain identity information of a marked object. The thermal bar code system has a wide application range; and the reading method has advantages of high simpleness, high accuracy and quick operation.
Owner:苏明 +1

Multicore optical fiber and design method

The purpose of the present invention is to provide a multicore structure for obtaining random mode coupling in the case of an arbitrarily defined core refractive index. This multicore optical fiber is an optical fiber in which two or more core regions are disposed with a minimum core spacing Lambda therebetween in a clad region having a smaller refractive index than the refractive index of the core, and is characterized in that the structure of the core is a structure having a single propagation mode, and the core structure and the core spacing are adjusted such that an intermode coupling coefficient between adjacent cores falls within a range of 0.73-120 m-1.
Owner:NIPPON TELEGRAPH & TELEPHONE CORP

Optical scanning device, illumination device, projection apparatus and optical device

An illumination device includes a diffusion member having an anisotropic diffusion surface, a rotary shaft member configured to rotate the anisotropic diffusion surface while a coherent light beam from a light source is illuminated on the anisotropic diffusion surface, and an optical device that further diffuses a coherent light beam diffused on the anisotropic diffusion surface, wherein the coherent light beam diffused on the anisotropic diffusion surface is diffused in a form of line and the diffused coherent light beam in the form of line is configured to move to draw a locus of rotation in one direction in accordance with the rotation of the anisotropic diffusion surface.
Owner:DAI NIPPON PRINTING CO LTD

Toughening-antiflaming type epoxy resin and preparation method thereof

The invention discloses a toughening-antiflaming type epoxy resin and a preparation method thereof. The toughening-antiflaming type epoxy resin is prepared by curing the following raw materials in parts by weight at the temperature of 60-180 DEG C: 100 parts of epoxy monomers, 10-30 parts of curing agents and 5-25 parts of nuclear shell microballoons. The nuclear shell microsphere takes phosphorus-nitrogen type high-efficiency halogen-free fire retardants as a nuclear layer and takes the polymer crosslinked network structure as a shell layer, the grain size of the nuclear shell microsphere is 0.1-3mu m, the thickness ratio of the shell layer to the nuclear layer is (1:10)-(5:10), and the nuclear shell microsphere has toughening and antiflaming effects on epoxy resin. According to the nuclear shell microsphere toughening-antiflaming type epoxy resin, the multiple performances of the material can be synchronously improved, and the defect of the improving method of the single performance of the material can be effectively overcome. The toughening-antiflaming type epoxy resin material can be applicable to the occasions which are higher in toughness performance requirement and antiflaming performance requirement.
Owner:四川天策聚材科技有限公司

Method and device for determining a collision characteristic of a vehicle collision

A method is provided for determining a collision characteristic of a vehicle collision for triggering safety means of the vehicle. The method has a step of an ascertainment of at least one determination-relevant time segment of a sensor signal representing the vehicle collision before a triggering time for a safety means. The method also has a step of a comparison of at least two features of the sensor signal in the at least one time segment with one another in order to determine the collision characteristic.
Owner:ROBERT BOSCH GMBH

Method For Controlling A Fuel Delivery System

A method for controlling a fuel delivery system of an internal combustion engine, having a fuel delivery pump that is driven by an electric motor. The pressure that prevails in the fuel delivery system is determined by a volume difference between the fuel quantity delivered by the fuel delivery pump and the fuel requirement of the internal combustion engine and / or of the fuel delivery system.
Owner:VITESCO TECH GERMANY GMBH

Battery module, method for the production thereof, and battery

A battery module having a battery module housing (2) which has a multiplicity of housing walls (3) which form an interior space (4), wherein a multiplicity of battery cells (22) is arranged in the interior space (4), and the battery module housing (2) furthermore has a cooling element receptacle (5), wherein a cooling element (12) of the battery module (1) is arranged in the cooling element receptacle (5) of the battery module housing (2).
Owner:ROBERT BOSCH GMBH

Medical imaging equipment and a measuring method for detecting the position of a conveying device of the medical imaging equipment

A medical imaging equipment has a conveying device that can be moved at least partially in at least one direction. A position-detecting device has at least one transmitting element which detects a position of the conveying device and emits position-measuring radiation. The position-detecting device has at least one detector element. The position-detecting device has at least one semi-transparent reflector element.
Owner:SIEMENS HEALTHCARE GMBH

A kind of preparation method of ultra-tough bio-based polyurethane composite material

The invention discloses a preparation method of a super-tough bio-based polyurethane composite material. Carry out according to the following steps: a. modify the purified waste oil with peracetic acid and ethylene glycol in turn to obtain alcoholized oil; b. fully dissolve the toughening agent in a volatile organic solvent to obtain a toughening agent solution; c. Mix alcoholized oil and silicone, place in an oil bath for magnetic stirring, then add toughening agent solution until the organic solvent is completely volatilized, then add crosslinking agent to continue the reaction; after the reaction is completed, the product is solidified to obtain the product. The present invention breaks through the limitation of the traditional single modification on the performance improvement of the polyurethane material, overcomes the pollution of the product by the solvent, the difficulty of material degradation, etc., and realizes the improvement of multiple properties of the polyurethane material. At the same time, by regulating the internal mosaic structure of the polyurethane composite material, A "green" super-tough polyurethane composite material with excellent comprehensive performance is prepared, and a method for preparing a composite material that is environmentally friendly, multifunctional and easy for industrial production is provided.
Owner:GUIZHOU UNIV

A safety system combining active and passive in a nuclear power plant and its method

The invention belongs to the technical field of nuclear power, and specifically discloses an overall safety system and a method for combining active and passive safety in a pressurized water reactor nuclear power plant, including an active safety injection system and a passive safety injection system. The reactor cavity water injection system composed of the reactor cavity water injection system and the passive reactor cavity water injection system, the containment heat removal system composed of the active containment spray system and the passive containment heat removal system, and the auxiliary water supply system and the steam turbine bypass discharge. The secondary side heat removal system of the steam generator is composed of the system and the secondary side passive waste heat removal system. The present invention uses the passive safety system as a supplement to the active safety system, makes full use of passive technology, comprehensively considers the level and requirements of the defense in depth of the nuclear power plant, strengthens the defense in depth, and better copes with the predicted operation events and design of the nuclear power plant. Energy removal under baseline conditions, design extended conditions (including severe accidents), greatly improves the safety of nuclear power plants.
Owner:NUCLEAR POWER INSTITUTE OF CHINA

Method for controlling a fuel delivery system

A method for controlling a fuel delivery system of an internal combustion engine, having a fuel delivery pump that is driven by an electric motor. The pressure that prevails in the fuel delivery system is determined by a volume difference between the fuel quantity delivered by the fuel delivery pump and the fuel requirement of the internal combustion engine and / or of the fuel delivery system.
Owner:VITESCO TECH GERMANY GMBH

Solid electrolyte, and lithium metal anode and a preparation method thereof

The invention provides a solid electrolyte, and a lithium metal anode and a preparation method thereof. The solid electrolyte is a composite polymer electrolyte formed by compounding lithium lanthanumtitanium oxide and linear polyurethane. The preparation method comprises the following steps: firstly, preparing lithium lanthanum titanium oxide particles with a complete crystalline phase through aprocess of combining hydrothermal synthesis and high-temperature calcination; and then, blending and stirring the lithium lanthanum titanium oxide particles and linear polyurethane, and carrying outsolvent evaporation treatment to prepare the solid electrolyte. The lithium ion conductivity of the solid electrolyte prepared by the method at room temperature reaches 3.8*10<4>Scm<1>. Meanwhile, thebattery assembled by the solid electrolyte shows excellent cycle performance and excellent specific capacity at room temperature. The lithium metal anode can be obtained by compounding the solid electrolyte and a lithium metal sheet.
Owner:HUAZHONG UNIV OF SCI & TECH

Electric window opener

The invention discloses an electric window opener. The electric window opener comprises mounting guide frames, wherein a window frame is mounted on the inner wall between the mounting guide frames, a transverse moving driving window opening assembly is arranged at the joint of the mounting guide frames and the window frame, a turnover driving window opening assembly is arranged on the inner wall of one end of the window frame, and a dust blowing cleaning assembly is arranged on the inner walls of the mounting guide frames; and a mounting groove is formed in the outer wall of the middle of one side of the window frame, a double-shaft speed reducer is fixed on the inner wall of the middle of one side of the mounting groove, a double-shaft motor is fixed on the outer wall of one side of the double-shaft speed reducer, and an output shaft of the double-shaft motor is connected with one end of an input shaft of the double-shaft speed reducer. According to the electric window opener, transverse window opening can be achieved, meanwhile, a user can select turnover window opening, so that different customers can select window opening modes in different scenes, dust can be automatically cleaned in the using process, and the service life is prolonged.
Owner:无锡皓江新材料科技有限公司

Solid electrolyte, lithium metal negative electrode and preparation method thereof

The invention provides a solid electrolyte, a lithium metal negative electrode and a preparation method thereof. The solid electrolyte is a composite polymer electrolyte composed of lithium lanthanum titanium oxide and linear polyurethane. The preparation method is as follows: firstly, lithium lanthanum titanyl oxide particles with complete crystalline phase are prepared by combining hydrothermal synthesis and high-temperature calcination; then, lithium lanthanum titanyl oxide particles and linear polyurethane are blended and stirred, and solvent evaporation is performed , to prepare a solid electrolyte. The lithium ion conductivity of the solid electrolyte prepared by the present invention at room temperature reaches 3.8×10 ‑4 S cm ‑1 . At the same time, the battery assembled with this solid electrolyte exhibits excellent cycle performance and excellent specific capacity at room temperature. In the invention, the lithium metal negative electrode can be obtained by combining the solid electrolyte and the lithium metal sheet.
Owner:HUAZHONG UNIV OF SCI & TECH

Medical imaging facility and a measurement method for detecting a position of a transport device of the medical imaging facility

A medical imaging facility has a transport device which is able to be moved at least partly in at least one direction. A position detection device has at least one transmit element which detects the position of the transport device and sends out a position measurement beam. The position detection device has at least one detector element and at least one reflector element.
Owner:SIEMENS HEALTHCARE GMBH
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