166results about How to "Strong modifiability" patented technology

The invention relates to a three-dimensional carbon fiber based aerogel material and a preparation method thereof. The preparation method comprises the following steps of: first, dispersing fiber in a solvent to form a turbid liquid; then, curing the turbid liquid to form a cured block; then, removing the cured solvent in the cured block to form an uncrosslinked fiber based aerogel; and crosslinking and stabilizing the uncrosslinked fiber based aerogel and pre-oxidizing and carbonizing to obtain the three-dimensional carbon fiber based aerogel material. The product is a three-dimensional network-shaped material formed by carbon fibers in a penetrated and staggered mode. The fiber crosslinking points show effective bonding and interconnection of bonding effect of non-hydrogen bond. The volume density is 0.1-500mg / cm<3>, the average aperture is 0.01-200mu m, and the specific surface area is 0.2-2000m<2> / g. The preparation process is simple and the raw material limit is less. The three-dimensional carbon fiber based aerogel product has good flexibility, connectivity and conductivity, and has a wide application prospect in many fields.

The invention provides a method and a device for providing micro-service based on a data service platform, and a storage medium. The method comprises the following steps: arranging an API service gateway on a data service platform; the micro-service accessing a database through the API service gateway; when the access of the data service platform is in a bottleneck state, splitting the micro-service into a plurality of sub-micro-services; and generating a service orchestration file according to the dependency relationship among the plurality of sub-micro-services and the states of the sub-micro-services, monitoring the operation states of the plurality of sub-micro-services to determine an abnormal condition of the data service platform, and carrying out fusing, current limiting or degradation processing on the corresponding sub-micro-services based on the abnormal condition. The micro-service architecture is adopted, so that the service is convenient to update and reuse. Decentralizeddata management is adopted, unified authority verification is used, requests are filtered, and the modifiability and operability of the system are improved.

The invention provides a preparation method and application of a separation film with a nano composite cortical layer. The separation film comprises a non-woven fabric layer, two porous support layers and a desalination layer, and is characterized in that the lower layer of the two porous support layers is a porous body layer containing polymers and / or nano particles, and the upper layer of the two porous support layers is a porous cortical containing polymers and nano particles. The preparation method includes coating the upper layer and the lower layer of the non-woven base material by means of a double-layer coating technology. An ultrafilter support layer of the composite separation film prepared by the preparation method is good in surface evenness, hight water flux is kept in the meantime of keeping higher cutoff rate, and the separation film can be directly used as an ultrafiltration film or can be used as a basic porous support layer to further prepare a composite forward osmosis, reverse osmosis and nanofiltration film. The preparation method can be applied to preparing the reverse osmosis film and the nanofiltration film which are good in performance, and a composite ultrafiltration film with low molecular weight cutoff.

The invention relates to a mesoporous nano silicon ball compound targeting drug delivery system as well as a preparation method and application thereof. The preparation method of the mesoporous nano silicon ball compound targeting drug delivery system comprises the following steps: 1) preparing amino-functionalized drug loading mesoporous silicon dioxide microspheres; 2) preparing hyaluronic acid-hydrosulphonyl polypeptide-adriamycin (HA-RGD-DOX); 3) preparing mesoporous microsphere-hyaluronic acid-hydrosulphonyl polypeptide-adriamycin--paclitaxel (MSNs-HA-RGD-DOX_PTX); and 4) preparing fluorescent marker modified mesoporous microsphere-hyaluronic acid-hydrosulphonyl polypeptide-adriamycin--paclitaxel compound (MSNs-HA-RGD-DOX-PTX). The mesoporous nano silicon ball compound targeting drug delivery system has the beneficial effects that firstly multi-targeting synergistic drug delivery is realized, multiple tumour cells and tissues can be killed, and reversal drug resistance is good; secondly, blood stability is excellent; thirdly, invisibility, drug release degree and controlled release properties are good; fourthly, in vivo tracing function is good; and fifthly, the mesoporous nano silicon ball compound targeting drug delivery system has good general applicability.

The invention discloses a wing folding and unfolding mechanism of an unmanned aerial vehicle. The mechanism mainly comprises a vehicle body reinforcing frame, a wing rotary shaft, a rotary body driving part, an upper wing, a lower wing and a coaxial contrarotation mechanism. When the unmanned aerial vehicle is launched, a fixed cylinder is opened, and coaxial contrarotation equal-angle movement of the upper and lower wings is realized through the coaxial contrarotation mechanism under the effect of a torsional spring. The mechanism disclosed by the invention is simple in integral structure, compact, high in transmission efficiency by applying gear drive and small in frictional force. The two wings share the rotary shaft, so that the area occupied by the wings is reduced and the unmanned aerial vehicle is convenient to transport and launch, thereby further improving the capacity of systematic combat.

The invention belongs to the technical field of biomedical materials and in particular discloses a polydopamine-polypyrrole nano composite material as well as a preparation method and application thereof. According to the material, a simple one-pot method is implemented, and a polymeric dispersant is adopted to synthesize the polydopamine-polypyrrole nano composite material on the surface of a nano template agent in an aqueous phase system. A polydopamine material and a polypyrrole material are both common photo-thermal treatment reagents and photo-acoustic imaging contrast agents. Compared with single polydopamine and polypyrrole, the polydopamine-polypyrrole composite material coating the surface of nanoparticles has two detection signals of high-raman and high photo-acoustic imaging andhigh photo-thermal conversion efficiency as well, three functions of medicine carrying, multi-mode imaging and treatment can be simultaneously achieved without further chemical modification, and novel diagnosis and treatment integrated nanoparticles can be prepared.

The invention belongs to the technical field of organic photoelectric materials, and in particular relates to polyhedral oligomeric silsesquioxane (POSS)-based solid ionic liquid, and a preparation method and application thereof. The solid ionic liquid provided by the invention contains the POSS and ester group substituted imidazole iodate and is an organic / inorganic hybrid material taking the POSS as a core, and the conductivity of the solid ionic liquid can be adjusted through different groups grafted on the POSS. The ionic liquid can serve as solid electrolyte to be applied to a full-solid-state dye-sensitized solar battery, and energy conversion efficiency of 7.1% and high long-term stability can be achieved. Compared with the solid ionic liquid not containing the POSS, the POSS-based solid ionic liquid has the advantages that the solid electrolyte provided by the invention is not crystallized, has high wettability on the surface of titanium dioxide due to a large amount of Si-O bonds, and is favorable for filling of the solid electrolyte in titanium dioxide nanopores and regeneration of dye.

The invention belongs to the field of product test, analysis and evaluation software, and discloses a universal analysis method for a serial communication information protocol, which comprises the following steps of: 1, filling a configuration parameter file according to the communication information protocol; 2, searching a frame header identifier; 3, judging whether a frame header identifier isfound or not; 4, intercepting the protocol byte length of the communication information from the frame header identifier, and judging whether the number of bytes from the frame header identifier to the end of the to-be-analyzed data is smaller than the protocol byte length or not; 5, verifying and judging the communication information protocol; 6, reading the i-th variable, and sequentially analyzing the characteristic parameters of the i-th variable; and 7, judging whether the i-th variable is the last variable information or not. According to the method, the analysis process of the serial port communication information protocol is greatly simplified, the compiling process of different communication protocol analysis software is cancelled, the readability of the communication protocol isimproved, the error rate of the analysis process is effectively reduced, and the efficiency in the debugging work process is remarkably improved.

The invention relates to a method for preparing a dual-factor carrying type hybrid bionic bone scaffold and application of the dual-factor carrying type hybrid bionic bone scaffold. The preparation method comprises the following steps: immersing a calcium- silicon hybrid bionic bone scaffold in fibers in a chemotactic factor-osteogenesis inducing protein mixed solution with proper concentration; treating under a proper condition to obtain the dual-factor carrying type hybrid bionic bone scaffold. The related application is application of the scaffold material in a bone defect repairing material. The hybrid ossein contains silicon dioxide and hydroxyapatite two minerals, wherein due to the effective combination of massive negative charge-loaded silanol groups existing on the surface of the silicon dioxide and active hydroxyl radicals on basic protein such as SDF-1 or TGF-beta and the specifically strong adsorptivity of nano-hydroxyapatite on osteogenesis induced protein, such as BMP-2 or BMP-7, an extra sustained-release system need not to be added, and hybrid osteocyte recruitment / osteogenesis induction double functionalized modification can be realized.

The invention provides a contrast medium used for glioma targeted magnetic resonance and fluorescence dual modality imaging, and a preparation method thereof. The contrast medium is composed of an acrylamide monomer, an allyl monmer containing sulfhydryl or carboxyl or amidogen, superparamagnetic iron oxide nanoparticles, a fluorochrome and lactoferrin. The preparation method comprises following steps: the acrylamide monomer and the allyl monmer containing sulfhydryl or carboxyl or amidogen are subjected to polymerization reaction so as to obtain a copolymer nanogel; the superparamagnetic iron oxide nanoparticles are added in polymerization reaction process so as to obtain a superparamagnetic copolymer nanogel; the fluorochrome and lactoferrin and combined via covalent bonds so as to obtain fluorochrome labeled lactoferrin; and the superparamagnetic copolymer nanogel and fluorochrome labeled lactoferrin are combined via covalent bonds so as to obtain the contrast medium used for glioma targeted magnetic resonance and fluorescence dual modality imaging. The contrast medium possesses characteristics such as high specificity, selectivity and contrast effect, and low toxic and side effect; and is capable of realizing dual modality imaging.

The invention relates to an automatic detection and early warning system for a numerical control machine tool and the operation method of the automatic detection and early warning system. The automatic detection and early warning system comprises an input unit, a transmission unit, an analysis and calculation unit, a coordinate detection unit, a coordinate comparison unit and an alarm unit. The input unit is used for reading a processing program into a machine tool, andconverting the processing program into a readable analog signal. The analysis and calculation unit is used for reading the processing program, andcalculating a theoretical coordinate value. The transmission unit is used for driving the mechanical part of the machine tool to move through the readable analog signal. The coordinate detection unit is used for detecting the actual coordinate value of the mechanical part of the machine tool in real time. The coordinate comparison unit is used for comparing the theoretical coordinate value with the actual coordinate value. If the difference value between the theoretical coordinate value and the actual coordinate valueis within the range of a threshold value A, the numericalcontrol machine tool works normally. Otherwise, the alarm unit is started to give an alarm. According to the invention, the program data can be analyzed in advance when the system works normally. Theon-line real-time detection is carried out, and the machining state is monitored in real time. The tool damage of the numerical control machine tool can be effectively prevented, and the operation safety and the operation reliability are improved.

The invention relates to a power tower single-line model fast generating method which includes the following steps that (1) building template bases of tower legs, a tower body, a tower head, a cross arm and a cross partition wall of a power tower respectively, and templates in each template base are built by filling diagonal members and supplementing materials in a fixed outline frame; (2) according to design information of an actual iron tower to be built, the templates of all portions of the power tower are selected from each template base, relative dimension parameters of each portion of templates are set, and the single-line model of a corresponding portion is formed; (3) according to the actual power tower to be built, the single-line models of all the portions of the iron tower are overlapped in a building block mode from the top to the bottom to obtain the single-line model of the power tower fast.

The invention relates to synthesis of zigzag type medium wide-band-gap small molecule photovoltaic materials based on thienobenzopyran and application of the zigzag type medium wide-band-gap small molecule photovoltaic materials in small molecule photovoltaic devices. An electron donor (D) unit of each medium wide-band-gap small molecule material is a thienobenzopyran derivative, a center acceptor(A) unit is 5,6-bis(benzothiadiazole), and a terminal group acceptor (A1) unit is rhodanine, indandione and derivatives of the indandione. The thienobenzopyran derivative, 5,6-bis(benzothiadiazole),rhodanine, indandione and the derivatives of the indandione can be widely used as donor materials in high-efficiency solution-processed small molecule solar cells. When the acceptor material of the device is fullerene (PC71BM), the maximum energy conversion efficiency and the open circuit voltage of the bulk heterojunction small molecule solar cells are respectively up to 7.55 percent and 0.9V. According to the invention, high efficiency energy conversion of the medium wide-band-gap small molecule photovoltaic materials in the small molecule solar cells is realized.

The invention discloses a porous integral medium and a preparation method and application thereof. The invention provides the porous integral medium with a nanometer line cage construction, wherein the porous integral medium consists of a nanometer line network framework and micron-order through holes, the size of the network framework is between 50 and 500nm, and the aperture of each micron-order through hole is between 1 and 100mu m. The porosity of the porous integral medium is between 60 and 95 percent. The porous integral medium which has the very regular nanometer line network framework and internal pores arranged orderly has excellent properties of high porosity, larger specific surface area, controllable aperture size, etc. The excellent properties enable the medium to be characterized by low resistance, high efficiency, high flux, etc. while the characteristics of excellent biocompatibility, wide pH accommodation range, etc. brought by the draw material enlarge the application range of the medium.

The invention relates to the technical field of bio-imaging, in particular to preparation and application of a same-energy rare earth luminescent probe based on change of luminescence lifetime. The rare earth luminescence lifetime probe comprises a luminescent donor Ln, an energy acceptor Qe and a linking material Link, the general structural formula is Ln-Link-Qe, and the luminescent donor is composed of rare earth nanoparticles, wherein energy absorption and fluorescence emission occur at the same electronic state energy level; the energy acceptor is matched with the luminescence wave band of the rare earth nanoparticles, and the energy transfer process occurs, so that the fluorescence lifetime is changed; and combination of the luminescent donor and the energy acceptor is performed through the linking material in an electrostatic adsorption, covalent coupling or twining mode, so that energy transfer is promoted. The luminescence process of the rare earth luminescent donor of the probe conforms to the first-order reaction kinetics, and the number of the energy acceptor of the probe relative to the luminescent donor is linear to the fluorescence lifetime of the rare earth material, so that the lifetime signal is utilized, and target detection in a complex environment is achieved; and great application prospects in the field of biological detection is achieved.

The invention discloses a surface enhanced Raman scattering substrate for detecting pesticides, and a production method and an application thereof. The substrate comprises a base sheet, a titanium film covering the surface of the base sheet, a silver film covering the surface of the titanium film, and a silver nanorod array layer covering the surface of the silver film, and an included angle between silver nanorods and the surface of a glass sheet is 86 DEG. The substrate is produced through cleaning the base sheet, producing the titanium film and the silver film, and producing the nanorod array layer. The substrate is applied to pesticide detection, and is especially suitable for onsite rapid detection of the food safety problem.

The invention discloses an improved low-alkaline ceramic tile adhesive which is prepared by adding tourmaline powder, redispersible emulsion powder, organosilicone powder, cellulose ether, a retarder, a water reducer, starch ether, coal ash, citric acid and the like by using special cement (low-alkaline sulphate aluminum cement) and quartz sands as raw materials. The adhesive disclosed by the invention is good in water-resisting, freeze thawing-resisting and aging-resisting performances, has excellent flexible performance, is high in adhesive strength and short in hardening time, and can be used for effectively avoiding saltpetering of a tapestry brick.

The invention discloses a shear wall fire exposure testing device under the vertical load effect, relates to a fire resistance testing device, and belongs to the technical field of building structure disaster prevention and reduction. The shear wall fire exposure testing device comprises a furnace body, a loading system, an information collection system and a combustion control system. The furnace body is formed by assembling a shear wall component, a furnace side wall and a furnace top cover through bolts and screws. The furnace side wall and the furnace top cover fix zirconium-containing refractory fiber modules to a steel plate by means of stainless steel anchoring parts. The assembling efficiency is high, the modifiability is good, the containment furnace wall can be modified according to different test piece sizes, the repeated utilization factor is high, waste is reduced, a vertical placement shear wall fire resistance test under the axial pressure is achieved, and real working conditions of test pieces can be simulated; an intelligent ratio adjuster and an electric actuator are used for achieving automatic control over the furnace temperature; the shear wall test piece and the furnace wall are combined into the furnace body, one or more shear walls can be synchronously tested, the test data discreteness is lowered, and the purpose of saving energy is achieved.

This is a cauterization-resistant Magnesium and Aluminum complex material and the preparation method. Concretely speaking, this is a method that appending some low melting point materials such as Zinc, Stannum into Magnesium , Aluminum, Mg-Al alloys, Magnesium alloys and Aluminum alloys, and the make low melting point materials and Magnesium or Aluminum functionary, at the 200~500 Deg.C, at a invariable air pressure of 0~50MPa or 0~200MPa in a condition that they are enwrapped and interred by some inert materials such as graphite, alumina or magnesia, and at a heat preservation of 20~50 minutes, forming a preparation of a complex material by the connective layer between Magnesium and Aluminum, Magnesium alloys and Aluminum, Magnesium and Aluminum alloys, or Magnesium alloys and Aluminum alloys. This complex material has excellent cauterization-resistant, shade- resistant, electromagnetism- resistant and modifiable capability. This technology is simple, the quality of the production is steady, it is easy to control, low cost, and it can suit to batch-production in industry.

The invention discloses a preparation method of a conductive ink vehicle. Hyperbranched urethane acrylate is used as a prepolymer of a UV (ultraviolet) conductive ink; compared with urethane acrylate, the advantages of high activity, low viscosity, good solubility, good film forming property and the like are realized, and the printing property of the ink is improved. The preparation method is characterized in that PER (pentaerythritol ester rosin) and DMPA (dimethylol propionic acid) are used as raw materials, and are polymerized into hyperbranched polyester polyol; IPDI (isophorone diisocyanate) and HEMA (hydroxyethyl methacrylate) are used as raw materials, and are synthesized into an urethane acrylate monomer by a hyperbranched polymer chain expansion method to perform terminating and grafting reaction on the hyperbranched polyester polyol, so as to prepare the novel hyperbranched urethane acrylate. The preparation method has the advantages that the process is simple and controllable, the efficiency is high, the energy consumption is low, and the like; therefore the preparation method is suitable for industrial production.

The invention belongs to the field of photoelectronic materials, and discloses a thiophene organic semiconductor material and a preparation method and application thereof. The copolymer has a general formula (P), wherein in the formula, x+y is equal to 2; x is more than or equal to 1, and y is more than 0 and is less than 1; n is more than 1 and is less than or equal to 100; R1 and R4 are alkyl having 1 to 20 carbon atoms; and R2 and R3 are hydrogen and alkyl having 1 to 20 carbon atoms or phenyl substituted by alkyl having 1 to 20 carbon atoms or alkoxy having 1 to 20 carbon atoms or are thephenyl. Compared with the prior art, the invention has the advantages that: the organic semiconductor material is prepared by polymerizing a cyclopentadiene [2,1-b:3,4-b'] bithiophene unit, a thiophene unit and a quinoxaline unit, so the carrier mobility of the organic semiconductor material is increased, spectral response is broadened, and the organic semiconductor material has high carrier transmission property and electrochemical property; and the alkyl and the like can be introduced by a simple and convenient method to improve solubility. The preparation process of the semiconductor material is simple and easy to operate and control, and is suitable for industrial production.

The invention discloses a substrate for detecting the surface enhanced Raman scattering of a sweetening agent as well as a preparation method and application of the substrate. The substrate comprises a base plate, a titanium film layer, a silver film layer and a silver nano-rod array layer, wherein the titanium film layer covers the surface of the base plate, the silver film layer covers the surface of the titanium film layer, the silver nano-rod array layer covers the surface of the silver film layer, and the included angle between a silver nano-rod and the surface of a glass piece is 86 degrees. The substrate is prepared by the steps of cleaning the base plate, preparing the titanium film layer, the silver film layer and the silver nano-rod array layer, and the like. The substrate is applied to the detection of the sweetening agent and is particularly applicable to the field rapid detection of food safety problems.

The invention discloses a multichannel animation demonstration method and system and a smart television. The method comprises the steps of after the smart television is started, judging whether a demonstration mode is triggered or not according to a demonstration animation switching state; and when it is detected that the demonstration mode is triggered, obtaining a demonstration animation and a playing parameter, controlling operation of a transparent background layer of an upper playing layer of a currently played television master image of the smart television, playing the demonstration animation on the transparent background layer according to the playing parameter, and controlling the current television master image to be continuously played on the playing image of the smart television. According to the method, the system and the smart television, the television master image of the television and a demonstration animation signal can be played at the same time; the television master image and the demonstration animation signal are operated at the same time and do not influence each other; the demonstration animation is watched, and moreover, the playing of the television image is not influenced; and the convenience is provided for a user.

The invention provides fluorenyl oxadiazole iridium complexes, and a preparation method and application thereof. The structural formula of the fluorenyl oxadiazole iridium complexes is as described inthe specification. R in the structural formula is hydrogen or halogen. The complexes use fluorenyl oxadiazole groups as main ligand and 2-picolinic acid as auxiliary ligand. Since the molecules of the complexes contain fluorenyl groups with rigid structure and oxadiazole groups with electron transport characteristics, the complexes have high luminescence efficiency and excellent device performance. The complexes present green-yellow photoluminescent light in a dichloromethane solution, can be applied to yellow-light-emitting, green-light-emitting or white-light-emitting OLED devices, and broaden the selection scope of phosphorescent materials.

The invention relates to novel conjugated polymer of polyacenaphthylene and quinoxaline, a preparation method of the conjugated polymer, as well as an application of the conjugated polymer in polymer solar cells. The conjugated polymer of polyacenaphthylene and quinoxaline, provided by the invention, has the structure formula as follows: Ar takes electron-rich aromatic ring as a structure unit; R1 is a linear chain or branch chain alkyl with the hydrogen atom number or carbon atom number of 1 to 20; and R2 is a linear chain or branch chain alkoxy with the hydrogen atom number or carbon atom number of 1 to 20.

The invention relates to the technical field of computers, in particular to a response data processing method and device, a storage medium and terminal equipment. The method comprises the following steps: receiving an access request of an application terminal, and determining a language type requested by the application terminal according to the access request; analyzing the access request, and sending the analyzed access request to each micro-service, so that each micro-service responds to the received access request, and returns corresponding first response data; obtaining first response data returned by each micro-service, and searching second response data corresponding to each first response data and matched with the language type from a preset database; and returning the second response data to the application terminal so as to avoid performing respective internationalization processing in each micro-service by performing unified internationalization processing on all the response data, thereby improving the internationalization processing efficiency, reducing code redundancy, enhancing the readability and modifiability of codes and facilitating code maintenance.

The invention provides organic-inorganic hybridized fluorescence nanoparticles capable of emitting color light as well as a preparation method thereof. The luorescence nanoparticles contain inorganicnanoparticles and organic fluorescence carbon points; the carbon points are attached to the surfaces of the inorganic nanoparticles; the particle size of the inorganic nanoparticles is between 30 nm and 280 nm and the mass ratio is between 95 percent and 99.5 percent; the particle size of the carbon points is between 2 nm and 6 nm and the mass ratio is between 0.5 percent and 5 percent; and blue,green or red fluorescence can be emitted under the irradiation of ultraviolet light. The preparation method provided by the invention is simple and short in cycle; and the nanoparticles are bright inlight-emitting color, high in light-emitting intensity, high in light-emitting stability and non-toxic, and avoid environmental pollution.

The invention discloses a data collection system based on digital conditioning. An AC / DC coupling module is used for AC / DC coupling of an analog input signal, and then an attenuation module performs the attenuation of the obtained analog signal. An ADC module collects the obtained analog signal, and transmits the collected signal to a digital conditioning module implemented by an FPGA, and the digital conditioning module processes the collected signal in a binary digital processing manner, and the obtained conditioned signal is processed by a data processing module and sent to an upper computer for display. The system performs the digital conditioning of the collected signal, improves the precision of signal conditioning, and avoids the impact on the performances of a design system from the parameter indexes which are brought by a hardware conditioning circuit and cannot be improved.

The invention provides a pH (potential of hydrogen) responsive magnetic meso-porous silicon nano-particle drug controlled release system and a preparation method thereof. A structure of the drug controlled release system includes that the system is of a double-layer structure, the inner layer of the system is provided with a drug-loading magnetic meso-porous silicon nano-particle, the outer layerof the system is provided with a branched polyethyleneimine, the branched polyethyleneimine of the outer layer is treated by methylmaleic anhydride, the magnetic meso-porous silicon nano-particle is of a core-shell structure, a core is provided with a ferroferric oxide nano-particle, and a loaded drug is doxorubicin hydrochloride. The system has magnetic responsiveness, cell tracing is achieved, disease conditions are accurately diagnosed in real time, targeted delivery and controlled release of the drug is synchronously achieved, amidated PEI wraps surface of MMSN through GSH (glutathione) sensitive disulfide bonds, so that 'passive targeting' enrichment of acid response of a tumor microenvironment is achieved, step-by-step response is achieved by the aid of a mechanism of pH sensitivityand GSH sensitivity, high-accuracy targeted therapy of a cancer is achieved, and the cancer is effectively and integrally diagnosed and treated.