127results about How to "High commercial application value" patented technology

The invention discloses a super-hydrophobic paper and a production method thereof. The production method comprises the steps as follows: forming a modified nanometer silicon dioxide coating with the particle size of 50-100 nm on the surface of general paper with texts or pictures, wherein the water contact angle on the surface of the paper is more than 150 DEG and the rolling angle of a water drop on the surface of the paper is less than 10 DEG. The texts and the pictures on the surface of the super-hydrophobic paper are clear, so that the super-hydrophobic paper has a wide application prospect in the fields of self cleaning, water and moisture prevention, book magazine and the like. The production method is simple in process, low in cost, environment-friendly and easy for industrialization, and does not need complex chemical treatment and expensive instrument equipment.

The invention discloses a method and device for searching multi-media programs. The method comprises the following steps of receiving a request for the multi-media programs sent by a terminal, wherein the types of the multi-media programs include at least one of film and television programs, songs, games and recorded videos, and the request for the multi-media programs comprises program key words at least in one type of Chinese characters, letters and numbers; and searching the multi-media programs matched with the program key words from a data source corresponding to the types of the program key words, and sending the searched multi-media programs matched with the program key words to a display device of the terminal. By means of the method and device for searching the multi-media programs, flexibility and searching efficiency of a system are improved, and user experience is further improved.

The invention relates to a method for achieving a real-time video monitoring system based on an internet protocol television top-set box, which is a method for achieving the function of real-time video monitoring on the internet protocol television (IPTV) top-set box. Based on an added-value extended function provided by an IPTV peer-to-peer computing top-set box developed on a dual-core development platform TMS320DM6446 (Vinci digital platform), the invention provides the method for achieving the real-time video monitoring system based on the internet protocol television top-set box for achieving a household real-time video monitoring system on the IPTV top-set box developed on the basis of the DM6446 platform so as to solve the problems of the read-write operations driven by a video capture device, the call of a DSP MPEG-4 coding interface, the transmission and the control of a RTP (Real-time Transport Protocol) data pack, the achievement of MPEG-4 decoding, and the multimedia interface display based on SDL. The proposal has the advantages of novelty, flexibility, easy expansibility, easy operability, low cost and the like.

The invention discloses a conductive composite fiber yarn and a continuous preparation method and application thereof. According to the conductive composite fiber yarn, silver nanowires are mainly used as conductive carriers, polyurethane is used as a spinning base material, a polyurethane spinning solution is subjected to electrostatic spinning by a water bath method to prepare polyurethane nanofibers, then a silver nanowire dispersion solution is atomized and sprayed to the surface of the polyurethane nanofibers, and the silver nanowire / polyurethane conductive composite fiber yarn is prepared through water bath drafting, drying and coiling; the prepared conductive composite fiber yarn has high conductive sensitivity, high stretchability, washability and durability, and has great application potential in the fields of wearable equipment, sensors, intelligent textiles and the like. The preparation method is simple, easy to control and low in cost, and has the prospect of large-scale industrial popularization.

The invention discloses a 5G remote driving integrated control system and method, and the system is achieved based on a 5G network, and comprises a cloud end and a plurality of vehicle-mounted ends. The vehicle-mounted end comprises a vehicle-mounted central controller and a camera assembly, the cloud end comprises a cloud end central controller, an analog instrument panel and an execution mechanism, the analog instrument panel and the execution mechanism are connected with the cloud terminal central controller, and the vehicle-mounted central controller and the cloud end central controller communicate with each other through a 5G network. The system is simple in structure, convenient to install and debug, capable of directly receiving and sending control instructions and feeding back video data and not limited to vehicle types and vehicle brands, the cloud information interaction unit can control multiple vehicles and is matched with an intelligent driving system of the vehicles, realunmanned vehicle remote driving is achieved, labor cost is saved, and high commercial application value is achieved.

The invention discloses a method of obtaining and use of an electronic voucher. A mobile terminal with a near field communication (NFC) function returns an unique identification of the mobile terminal to NFC equipment after obtaining the electronic voucher from the NFC equipment; a server judges whether the electronic voucher sent by the NFC equipment and the unique identification of the mobile terminal need to be bound according to a preset strategy, and when the electronic voucher sent by the NFC equipment and the unique identification of the mobile terminal need to be bound, binding information is stored in the server; and when the electronic voucher is used, the mobile terminal with the NFC function is connected with the server in an NFC mode, and the server returns a response of affirmative use to the mobile terminal after verification. The invention further discloses a system of obtaining and use of the electronic voucher. According to the method and the system of obtaining and use of the electronic voucher, an NFC technology can be effectively used, obtaining and use of the electronic voucher no longer need a large amount of participation of a user, and relative operations can be automatically accomplished.

The invention discloses an SSR primer set and method for seed purity identification of the hot pepper variety F1 hybrid-Huifeng No. 2. The SSR primer set comprises SSR molecular markers L0143 and L0622 and primer pairs corresponding to the SSR molecular markers. Any primer pair can be utilized for distinguishing the hot pepper variety F1 hybrid-Huifeng No. 2 from the female parent and the male parent of the hot pepper variety F1 hybrid-Huifeng No. 2, and can rapidly detect the seed purity of the hot pepper variety F1 hybrid-Huifeng No. 2. In addition, the primer set can also be used for seed authenticity identification of hot pepper varieties F1 hybrid-Yuehong No. 1, Capsicum annuum L.syn.C.frutescens L and F1 hybrid-Huifeng No. 5. The method has the advantages of being rapid, accurate, low in cost, easy to implement and the like, can replace a traditional hybrid seed purity identification method, and has the high commercial application value.

The invention discloses a method for preparing integrated molecular blocks on basis of a 3D printing technology, and belongs to the field of molecular sieve type adsorbent or catalyst processing. Themethod comprises the following steps of: (1) uniformly mixing a molecular sieve body with an inorganic binder, an inorganic fiber, an organic shaping auxiliary, a pore forming agent and water so as toconfigure a pasty mixture; (2) carrying out ultrasonic treatment on the pasty mixture; (3) designing a printing program; (4) printing molecular sieve blocks by utilizing a 3D printer; and (5) carrying out low-temperature aging shaping and high-temperature roasting. According to the method, the 3D printing technology is applied to intelligent preparation of molecular sieve type bodies for the time, so that the method has the advantages of being simple to operate, low in cost and high in material utilization rate; and the molecular sieve blocks have the advantages of being wear-resistant, highin mechanical strength, developed in pores, uniform in micropore-mesopore-macropore grade pore structure, small in pressure reduction and high in mass transfer rate, and is suitable for processing various molecular sieve adsorbents and catalysts.

The invention discloses an SSR primer and method for rootstock pumpkin "No. 2 Huang Chenggen" hybrid seed purity identification. The SSR primer includes a forward primer: 5'-GGCATTTCTGAGAACAGCTT-3' and a reverse primer 5'-ACGTTAGTTATGCTATTTTGTAGGC-3'. The identification method includes: 1) extracting the genomic DNA of rootstock pumpkin seedlings; 2) using the rootstock pumpkin genomic DNA as the template, and using the SSR primer to conduct PCR amplification; 3) carrying out polyacrylamide gel electrophoresis on the amplification product; and 4) analyzing the electrophoresis result to conclude that a single plant having the specific bands of male parent and female parent simultaneously is a true hybrid, and the offspring only having the female parent characteristic band without male parent characteristic band is a false hybrid or self-bred seed. The primer and the method provided by the invention can effectively and rapidly distinguish "No. 2 Huang Chenggen" hybrid seeds and the female parent seeds and male parent seeds thereof, and accurately detect the hybrid seed purity. The method has the advantages of rapidity, accuracy, low cost, and simple operation, etc.

The invention provides a method for producing carbon dioxide anionic free radicals and a method for treating hexavalent-chromium-containing waste water. Formic acid is activated via ultraviolet radiation to produce carbon dioxide anionic free radicals, which are used for treating Cr(VI) waste water. It is shown from the result that carbon dioxide anionic free radicals can fast reduce Cr(VI) to Cr(III). Compared with conventional activation technology, the method is low in treatment cost, mild in reaction system, and free of any secondary pollution since the reaction products are H2O and CO2. The method is particularly suitable for fast efficiently treating low-concentration chromium-containing waste water, and has high commercial application value.

The invention provides a controlling method used for a player of a peer-to-peer computing set top box, which is used for a player of a P2P (Peer-to-Peer) set top box to play a media file which is not completely downloaded in the P2P set top box, thereby solving the problem of downloading, playing while sharing of the P2P set top box. The realizing method of the player comprises: step 1) analyzing requirement; step 2) designing a module according to the analysis file of the step 1); step 3) designing and realizing a main thread and a control thread of the player according to the file of the step 2); step 4) designing and realizing decoding and playing of an audio file and a video file according to the file of the step 2); step 5) designing and realizing a file loading and sharing module according to the file of the step 2); and step 6) providing functions, namely play, pause, stop, position, fast forward and quick backward, for the player so as to ensure that the player can be automatically positioned to corresponding time to start playing after a user fills the time and presses the enter key.

The invention discloses a method for preparing p-hydroxy-cinnamate by using ionic liquid to catalyze lignin. The method comprises the following steps of: (1) preparation of the metal halide salt ionicliquid, wherein an alkyl imidazole chloride salt and metal chloride are heated and stirred at 30-80 DEG C so as to obtain the metal halide salt ionic liquid; (2) catalytic depolymerization of the lignin, wherein the metal halide salt ionic liquid, the lignin and alcohol are mixed, and a mixture obtained after N2 replacement is heated and stirred at 140-200 DEG C for a reaction for 4-8 hours, so that high value-added chemicals which mainly comprise the p-hydroxy-cinnamate are obtained. The method for preparing the p-hydroxy-cinnamate by using the ionic liquid to catalyze the lignin has the advantages of a simple process, mild conditions, environment protection and high selectivity to the main product, the preparation of the ionic liquid which can be recycled and have economical atoms is simple, and the yield of the p-hydroxy-cinnamate can reach 40-80 mg / g under a preferred condition.

The invention discloses a preparation method and culture medium of human-derived astrocyte precursor cells. The method can be utilized to obtain abundant astrocyte precursor cells in vitro. Compared with the traditional method of directly differentiating astrocyte cells from nerve stem cells, the precursor cells obtained by the method have high multiplication capacity and capacity for directional differentiation into astrocyte cells, and the method can quickly obtain abundant high-purity astrocyte cells in a short time. The culture medium for culturing astrocyte precursor cells has the characteristics of definite components and accessible commercial products. The method for generating abundant astrocyte cells for scientific research or clinic use has the characteristics of low cost, high safety, high production efficiency and high operability.

The present invention discloses apple juice. The apple juice comprises the following raw materials in ratios: 100 parts of clarified apple juice, 35 parts of white granulated sugar, 0.08 part of citric acid, 0.08 part of malic acid, 0.08 part of vitamin C, 0.3 part of an apple essence, 0.08 part of sodium carboxymethyl cellulose and 100 parts of water. The present invention also discloses a preparation method of the apple juice. The preparation method comprises the following steps: fruit selecting, washing and breaking, color protecting, heat treating, pectinase treating, juice squeezing and filtering, instantaneous sterilizing, cooling, centrifuged clarifying, centrifugal separating, blending and sterilizing. The prepared apple juice has a light transmittance reaching 91%, is light yellow, moderate in sweetness and sourness, has a light apple flavor, and is scientific and reasonable in recipe, and simple in the production technology.

The invention relates to an implementation method for a cross-platform videophone system between a set-top box and a computer, which adopts a UDP protocol-based socket to implement cross-platform communication. In the aspect of audio / video coder and decoder standards, G.711 audio coding arithmetic and H.264 video coding arithmetic which are supported by the set-top box are adopted, and a multithreading design is adopted so as to meet the requirement of the system on real time well. The system comprises five principal parts, namely audio / video input, audio / video compression, cross-platform network transmission, audio / video output and a user interface. Compared with videophone software among PCs which is popular in the current market, the system has the characteristics of novelty, dexterity, easy expandability, commonality and the like, and has the excellent market prospect.

The invention provides a long-branched-carbon-chain triazine ultraviolet absorbent compound and a preparation method thereof. The reaction of the preparation method is as shown in the specification, wherein n is 10-15, R1 is H or CH3, R2 is H or CH3, R3 is H or CH3 and R4 is H or CH3. A synthesizing method of the long-branched-carbon-chain triazine ultraviolet absorbent compound includes: dissolving triazine fragments into an organic solvent such as benzene, toluene, xylene, tetrahydrofuran and 1, 2-dichlorobenzene; adding C13-C18 long-branched-carbon-chain glycidyl ether, adding a catalyst such as iodine and potassium iodide, and adding a cocatalyst such as 18-crown-6, PEG400, tetrabutyl ammonium bromide, tetrabutyl ammonium chloride and benzyl triethyl ammonium chloride; slowly heating to 60-140 DEG C, keeping the reaction for 12-24 hours; cooling after the reaction, washing with water, concentrating and crystalizing to obtain the long-branched-carbon-chain triazine ultraviolet absorbent compound. The long-branched-carbon-chain triazine ultraviolet absorbent compound is novel in structure, simple in preparation operation and extremely high in commercial application value.

The invention discloses a primer for purity identification of cucumber 'Yueqing 1' hybrid seed and a method. SSR primer can amplify a 189 bp female parent specific marker and 226 bp male parent specific marker from the 'Yueqing 1' hybrid seed, can conduct efficient distinction among the 'Yueqing 1' hybrid seed, the female parent seed and the male parent seed, thus detecting quickly and accurately purity of the hybrid seed. The purity identification method has the advantages of being quick, accurate, low in cost, simple to operate, and the like.

The invention provides a quaternary lithium ion battery positive electrode material (Li-Ni-Co-Mn-V-O). The invention also provides a corresponding synthesis method of the quaternary material. At the precursor synthesis stage, a vanadium element is introduced into a system by oxalic acid co-precipitation, a large amount of the V element can be enabled to be uniformly doped with a crystal to form anew quaternary positive electrode material, Mn can stably exist under an acid condition in a form of Mn<2+>, the reaction condition is easy to control, the synthesis process is simple, and the productis good in stability. In the quaternary lithium ion battery positive electrode material, the V is uniformly introduced in a fourth component, and the new Li-Ni-Co-Mn-V-O quaternary lithium ion battery positive electrode material is formed and can have favorable cycle and rate performance under a relatively high cutoff voltage (4.6V); and moreover, due to the reduction of Co content, the cost is reduced, the problem of an environment brought by Co is reduced, and thus, the commercial application value of a lithium ion battery is improved by the material.

The invention provides an iota-carrageenan degrading bacterium as well as a fermentation method and an application thereof, and relates to cytophaga bacteria. The collection number of the iota-carrageenan degrading bacterium (Cellulophaga sp.) KL-A is CGMCC No. 8694. A production method of iota-carrageenan hydrolytic enzyme comprises the following steps: coating an iota-carrageenan solid medium with the activated iota-carrageenan degrading bacterium (Cellulophaga sp.) KL-A, picking and inoculating a single colony into a seed medium and culturing so as to obtain a seed solution; and inoculating the seed solution into fermentation liquid according to 1%-5% of inoculation quantity, and carrying out shake cultivation so as to obtain fermented supernatant; and carrying out salt fractionation by using ammonium sulfate and DEAE (diethyl-aminoethanol)-cellulose chromatography on the obtained fermented supernatant at the temperature of 4 DEG C, dialyzing so as to remove salt, and carrying out vacuum freeze drying so as to obtain the iota-carrageenan hydrolytic enzyme. Iota-carrageenan oligosaccharides can be applied in the preparation of antibacterial agents, antiviral drugs, immunomodulators, antioxidants and the like.

The invention belongs to the technical field of biological detection, and particularly relates to an SSR primer and method for detecting the purity of cucumber hybrid F1 'Baoke No.1' seeds. The method comprises the steps that 1, cucumber genomic DNA is extracted; 2, an SSR specific primer is selected for PCR amplification; 3, polyacrylamide gel electrophoresis is carried out on a PCR amplification product, and an SSR standard diagram of a 'Baoke No.1' variety is manufactured; 4, the relative position of a gel strip is compared with the standard diagram of the 'Baoke No.1' variety, and the purity of the seeds is detected. According to the method, the hybrid 'Baoke No.1' seeds can be separated from male parent and female parent seeds of the hybrid 'Baoke No.1' seeds within one day, the purity of the seeds can be detected fast and accurately, and the advantages of being convenient to operate, good in repeatability, accurate in result and the like are achieved. The method can replace a traditional hybrid seed purity detecting method, is popularized and applied to the seed producing, reproducing and distributing business of 'Baoke No.1', and has high commercial value.

The invention provides SSR primers and method for purity identification of luffa hybrid seeds. The primers comprise an upstream primer SGSSR4-F of a primer SGSSR4 and a downstream primer SGSSR4-R of the primer SGSSR4, wherein the nucleotide sequence of the upstream primer SGSSR4-F is as shown in SEQ ID NO. 1, and the nucleotide sequence of the downstream primer SGSSR4-R is as shown in SEQ ID NO.2. The method includes the following steps that a luffa parent and a hybrid progeny genome DNA are extracted; the hybrid progeny genome DNA serves as a template, and the primer SGSSR 4 is utilized to conduct PCR amplification; an amplification product is subjected to gel electrophoresis; an electrophoresis result is analyzed, only a single plant with parent specificity bands at the same time becomes a real hybrid seed, the plant in lack of any band is marked as a false hybrid seed, and seed purity is calculated; the primer SGSSR4 can generate 151bp male parent specificity bands and 135bp female parent specificity bands. The primers can generate male parent specificity marks and female parent specificity marks, and specificity is high; by means of the SSR primers, purity of the luffa hybrid seeds can be identified rapidly, conveniently, accurately and effectively.

The invention relates to a preparation method of a ZD1839Form1 crystal form. The method comprises the following steps: dissolving the ZD1839 by using a solvent, stirring for separating out crystals; and filtering and drying the crystals, thereby obtaining the ZD1839Form1 crystal form, wherein the solvent for dissolving the ZD1839 can be a single solvent or a mixed solvent, and can also be a protonic solvent or an aprotic solvent.

The invention provides a double-stranded RNA capable of preventing and controlling mosquitoes, an expression vector and applications of the double-stranded RNA and the expression vector. The double-stranded RNA consists of a sense strand and an antisense strand: the nucleotide sequence of the sense strand is as shown in SEQ ID NO.2 in a sequence table; and the nucleotide sequence of the antisensestrand is as shown in SEQ ID NO.3 in the sequence table. The invention also provides the expression vector containing the double-stranded RNA and an application thereof. The double-stranded RNA and the expression vector containing the double-stranded RNA provided by the invention can effectively silence the HR3 gene, can be used for biological control of the aedes, and has environment-friendly characteristics and higher commercial application value. For example, in a specific embodiment, the expression vector containing the RNA transforms chlamydomonas and chlorella to obtain an engineering algae strain, the aedes larvae are fed with the engineering algae strain, and the aedes larvae can be effectively killed.

The invention provides a nickel-cobalt-iron ternary oxide water electrolysis composite material, a preparation method and application thereof, the composite material is composed of nickel-cobalt-iron ternary oxide grown on foamed nickel in situ, the expression of the composite material is R-NiCoFeO@NF, and the invention belongs to the technical field of new energy material synthesis. A nickel-cobalt-iron ternary prussian blue analog growing on foamed nickel in situ is adopted as the template, the nickel-cobalt-iron ternary oxide with an electronic structure optimized inverse spinel structure is obtained through high-temperature calcination in air and subsequent hydrogen heat treatment. According to the synthesis method, the microstructure of the nickel-cobalt-iron ternary oxide can be effectively controlled, the electronic structure of the nickel-cobalt-iron ternary oxide is adjusted, and the regulation and control method of the electronic structure of the nickel-cobalt-iron ternary oxide is enriched. Meanwhile, the composite material also shows excellent electrocatalytic water decomposition activity, the overpotential of the composite material is only 245mV when the current density is 10mAcm<-2>, and the composite material is suitable for the field of new energy development.

The invention relates to a berberine hydrochloride eutectic crystal and a preparation method thereof. The method comprises the steps that: berberine hydrochloride and diacid are dissolved in a solvent, then cooling crystallization or standing crystallization is adopted, and a separated crystal is the berberine hydrochloride eutectic crystal; the berberine hydrochloride eutectic crystal is a berberine hydrochloride-diacid eutectic crystal of a basic structural unit formed by taking the berberine hydrochloride as an API and the diacid as a CCF; and the berberine hydrochloride-diacid eutectic crystal is a triclinic system and a P1 space group. According to the berberine hydrochloride eutectic crystal and the preparation method thereof of the invention, by means of the eutectic crystal mode, the powder dissolution rate and the inherent dissolution rate of the berberine hydrochloride are improved, and the hygroscopicity of the berberine hydrochloride is reduced, the berberine hydrochloridehas better stability, the bioavailability of the berberine hydrochloride can be greatly improved, and the curative effect of the berberine hydrochloride can be better exerted. In addition, the preparation method of the eutectic crystal is simple and easy to implement, mild in condition, easy to control, good in reproducibility and low in production cost, and has a great commercial application value; and the large-scale industrial production of the eutectic crystal is easy to achieve.

The invention belongs to the technical field of biology, and particularly relates to a tumor tissue transport fluid and an application thereof. The tumor tissue transport fluid provided by the invention comprises a plurality of antibiotics and nutritional factors, is definite in components, does not contain serum, can significantly improve the defect of nutrient depletion of previous tissue transport fluids, and avoids activity reduction of tumor samples in storage or transportation to a great extent. The transport liquid provided by the invention is simple to prepare, can effectively improvethe activity of a fresh tumor sample, can well protect the cellular morphology of the tumor sample, can significantly increase the modeling rate of PDX, shortens the modeling time, has great help forestablishment of a PDX tumor model and has a high commercial application value.

The invention discloses a super-hydrophobic paper and a production method thereof. The production method comprises the steps as follows: forming a modified nanometer silicon dioxide coating with the particle size of 50-100 nm on the surface of general paper with texts or pictures, wherein the water contact angle on the surface of the paper is more than 150 DEG and the rolling angle of a water drop on the surface of the paper is less than 10 DEG. The texts and the pictures on the surface of the super-hydrophobic paper are clear, so that the super-hydrophobic paper has a wide application prospect in the fields of self cleaning, water and moisture prevention, book magazine and the like. The production method is simple in process, low in cost, environment-friendly and easy for industrialization, and does not need complex chemical treatment and expensive instrument equipment.

The invention discloses a high-nickel quaternary lithium ion battery material Li-Ni-Co-Mn-Mo-O and a preparation method of the high-nickel quaternary lithium ion battery material Li-Ni-Co-Mn-Mo-O. When the molecular formula is LiNi0.6Co0.15Mo0.2Mo0.05O2, after 100 cycles at high cut-off voltage (4.6 V) and 1C (1C=170mA / g), not only is the capacity retention ratio high, but also the specific discharge capacity is still good when charging and discharging are carried out at the current density of 5C.