167 results about "Positive reaction" patented technology

A customer targeting tool for identifying and targeting potential customers on a network. The customer targeting tool comprises an discovery unit for analyzing customer data regarding customer reaction to previous promotion activity. The reactions being positive or negative and the analysis identify groupings from customers differentiated by the reactions. The customer targeting tool further comprises a targeting unit, associated with the discovery unit, and configured to target customers belonging to groups discovered from customers showing positive reactions.

The invention discloses a new traditional Chinese medicine composition for treating chronic hepatitis and a preparation method thereof. The traditional Chinese medicine composition mainly comprises the following Chinese medicinal herbs of dried orange peel, rhizoma cyperi, pericarpium citri reticulatae viride, radix scrophulariae, root of rehmannia, folium isatidis, root of kudzu vine, houttuynia cordata, indigo naturalis, peach kernel, red flower, radix paeoniae alba, Tuckahoe, rhizoma alismatis, oriental wormwood, desmodium, polygonum cuspidatum, root of red-rooted salvia, radix bupleuri, angelica sinensis, herba lycopi, earthworm, goldthread, felwort and root bark of the peony tree. The traditional Chinese medicine composition can be prepared into a common oral preparation according to a conventional traditional Chinese medicine preparation method. The invention can remarkably improve the symptoms of mild acratia, inappetence, abdominal distension, pain over the liver and the like of chronic persisting hepatitis, and can improve the symptoms of asthenia, poor appetite, abdominal distension, semiliquid, pain over the liver, poor complexion, poorer health, manpower reduction, hepatomegaly accompanied with haphalgesia and rap pain, and splenomegaly of the chronic active hepatitis and the symptoms of jaundice, spider angioma, liver palms, acne and the like caused by the chronic hepatitis. The invention can also improve the symptoms of long-term obvious dysfunction of liver, ALT continuous increase or repeated fluctuation, albumin reduction, globulin increase, gamma globulin or IgG increase, time extension of protrombin time, capability of positive reaction in self antibody and rheumatoid factors, capability of circulating immune complex increase, capability of addiments C3 and C4 reduction and the like, and has accurate remarkable clinical treatment effect and rapid effect taking.

A chargeable alkali metal-sulfur liquid flow battery comprises a positive electrode chamber portion, a diaphragm and a negative electrode chamber portion, wherein the positive electrode chamber portion comprises a positive electrode reaction chamber and a liquid storage tank communicated with a positive electrode chamber pipeline. The positive reaction chamber comprises a positive electrode collector and positive electrode sizing, and the positive electrode sizing used for a positive electrode circulates between the positive electrode reaction chamber and the liquid storage tank. The negative electrode chamber portion comprises a negative electrode reaction chamber comprising a negative electrode, a negative electrode collector and negative electrode electrolyte, and the diaphragm is a single-ion conductor diaphragm and is arranged between the positive electrode reaction chamber and the negative reaction chamber. Only one working ion rather than any other substances such as non-working ions is guaranteed to conduct between the positive electrode and the negative electrode. The positive electrode sizing is composed of positive electrode electrolyte and positive active matters mixed in the positive electrode electrolyte, and the positive active matters are one or more kinds of MxSy (M=Li or Na; 0(x</=2; 0(y</=12).

The invention provides a lithium double-fluid flow battery, which comprises a porous positive current collector, a positive reaction cavity, a diaphragm, a metal lithium negative plate, a negative reaction cavity, a positive suspension and a negative electrolyte, wherein a gap with a certain distance exists between the diaphragm of the battery and negative metal lithium; the gap is fully filled with the negative electrolyte which continuously or intermittently flows; and a solid-liquid composite dual-diaphragm structure is formed by the diaphragm and the negative electrolyte. Through continuous or intermittent washing by the electrolyte, the problem of potential safety hazards caused by lithium dendrites generated by a metal lithium negative electrode in charge-discharge processes is solved; and meanwhile, the lithium double-fluid flow battery plays roles in purifying the negative electrolyte, cleaning the diaphragm and adjusting the concentration of the positive suspension.

The invention provides a human immunodeficiency virus (HIV) nucleic acid detection kit. The kit comprises at least two sets of primer probes which are respectively from different conservative regions. Preferably, the conservative regions comprise the relative conservation regions of HIV gene, i.e. GAG, POL and LTR regions. According to the invention, the two sets of designed and combined primer probe preparation reaction systems from two different regions jointly detect HIV-1RNA to identify the existence of positive reaction, effectively lower the probability of detection miss, can more comprehensively cover all subtypes, including all the subtypes of M, N and O groups of HIV-1, and further improve detection sensitivity and quantification accuracy, wherein the detection sensitivity can reach 50 IU/ml, and the linear range of the quantification is 50-1.0*108 IU/ml. The human immunodeficiency virus (HIV) nucleic acid detection kit provided by the invention further comprises a set of primer probe sequence, which is selected from any one of six sets of sequences including LTR1, LTR2, GAG1, GAG2, POL1 and POL2.

A non-instrumented biochemical assay device, such as a device for the processing of clinical specimens for molecular diagnostic applications. In one embodiment, an assay device comprises a lid which covers a reagent tube, which is disposed on a base. The platform utilizes chemical heating and optional temperature modulation by phase change material to prepare the sample and to amplify the target nucleic acid using Loop-Mediated Isothermal Amplification. The device features a simple indicator for a positive reaction, for example turbidity or fluorescence.

This invention provides a method for preparing hydroxylamine salt by reaction-extraction 'coupled' technique. The method utilizes hydroxylamine hydrochloride and HNO3, H2SO4 or H3PO4 as the reactants to prepare hydroxylamine nitrate, hydroxylamine sulfate or hydroxylamine phosphate. During the reaction, a mixture of amide and diluting agent is utilized as the extraction phase to extract byproduct HCl generated during the reaction to obtain high-concentration hydroxylamine salt mother liquor. Then multi-stage cross-flow or vacuum distillation is performed to obtain concentrated hydroxylamine salt solution or crystal. During the reaction, byproduct inorganic acid can be extracted into the organic phase, which can reduce the amount of inorganic acid in aqueous phase, and break the previous thermodynamic equilibrium limit so that the reaction advances toward the positive reaction direction, and the yield is increased. The method has such advantages as simple process, few buproducts and easy operation, and is suitable for industrialization production.

The invention relates to an electric system load multi-agent control method based on Matlab and Netlogo. A brand-new design thought is adopted, a Matlab and Netlogo combined simulation platform is based, load-electrovalence responding character models are established, a load strategy set is established through the target tendency degree of a target corresponding to loads, a strategy of loads corresponding to the maximum total objective function value is acquired, real-time optimal control over load multi-agents in an electric system is achieved, the load control problem in an existing electric system can be effectively solved, and the electric system load multi-agent control method based on Matlab and Netlogo has the advantages that the calculation speed and the convergence performance are high; the variability of the agents can be controlled, disturbance of the outside can be responded, and positive reaction can be made; compared with a simulation system of the original electric system, the simulation process is visual and visible, and the state change situations of all intelligent element modules can be seen very clearly in Netlogo in the whole process.

The invention discloses a technology for producing substitution-degree hydroxyethyl cellulose, relating to the field of fine chemical industry. A multistep method, namely the addition of ethylene oxide according to substitution-degree requirement for multiple times, is adopted, wherein the concentration of ethylene oxide in a system is stabilized in a certain range; side-reaction speed is controlled at a low state and beneficial to the stable proceeding of positive reaction; the substitution degree can achieve 2.0-2.6; simultaneously, the uniformity degree of molecular substitution can be improved greatly, the quality stability of products is enhanced, the fungus resistance of the products can be improved by 30% and the shelf life of produced emulsion paint is prolonged by three months; and the whole reaction process of the technology for producing the substitution-degree hydroxyethyl cellulose is controlled by a computer DCS (Distribution Control System) program, the labor intensity is lowered, a production device of the same scale can save twelve fixed members, and the labor efficiency and the production safety are improved.

The invention relates to a zinc-iron single flow battery comprising a battery module formed by a single battery or more than two single batteries connected in series, an electrolyte storing tank, a circulating pump and a circulating pipeline, wherein the single battery comprises positive and negative end plates, a positive electrode and a negative electrode; the electrolyte is an alkaline zincate solution; the positive electrode and the negative electrode adopt the same electrolyte; the positive reaction is the solid phase conversion of FeO and Fe2O3. The zinc-iron single flow battery disclosed by the invention is capable of overcoming the cross contamination problem of a traditional zinc-iron flow battery and has the characteristics of long cycle life, low cost and simple structure and simplicity in manufacturing process.

The invention discloses a high-voltage battery containing an aqueous electrolyte and a preparation method of the high-voltage battery. The battery uses an appropriate diaphragm to lead positive reaction and negative reaction to generate in different environments, so that the positive reaction has low reduction potential, the negative reaction has high oxidation potential, and the battery has high working voltage. The battery mainly comprises a positive electrode, a negative electrode, a positive electrolyte, a negative electrolyte and the diaphragm. By reasonably selecting the positive electrode, the negative electrode, the diaphragm and the electrolytes corresponding to the positive electrode and the negative electrode, the battery having the working voltage higher than 2.0V can be obtained.

The invention relates to a synthetic method of a polyether ester block copolymer. The synthetic method includes the steps of: 1) adding raw materials comprising terephthalic acid, 1,4-butanediol and polyether glycol into a reaction kettle, and adding a co-catalyst and an additive, starting stirring, and when the internal temperature is increased to 100-170 DEG C, adding a main catalyst, and continuously increasing the temperature to 210-250 DEG C to perform an esterification reaction to obtain an esterification reaction product; 2) supplying the main catalyst to the esterification reaction product, performing a vacuum poly-condensation process including a low-vacuum poly-condensation and a high-vacuum poly-condensation steps to obtain the polyether ester block copolymer which includes a hard chain segment being polybutylene terephthalate and a soft chain segment being polyether. The copolymer is an elastomer material. The method belongs to continuous polymerization and is stable in the product, inhibits generation of side reactions of the 1,4-butanediol, is increased in esterification positive reaction rate and product yield, and is suitable for large-scale industrial continuous production.

The invention relates to a method for evaluating water quality health risk with a chromium ion as a standard toxic substance, comprising the following steps: a toxicity test is conducted on biological fish, if dead fish occurs in 96h, Cr<6+> concentration is used for representing water quality toxicity, and if dead fish does not occur, a luminescent bacteria toxicity test is conducted; if the luminescent inhibition rate is higher than 40%, the Cr<6+> concentration is used for representing the water quality toxicity, and if the luminescent inhibition rate is lower than 40%, an SOS/umu test is conducted; if a test result is positive reaction, the Cr<6+> concentration is used for representing the water quality toxicity, and if a test result is negative reaction, a broad bean root tip micronucleus test is conducted; and if a micronucleus permillage ratio is more than 1.5, the Cr<6+> concentration is used for representing the water quality toxicity, and if the micronucleus permillage ratio is less than 1.5, a unicellular gel electrophoresis test is conducted and the Cr<6+> concentration is used for representing the water quality toxicity. In the invention, the steps are closely related to each other so that both the low pollutant content and the high pollutant content in water quality can be detected, the detection time is shorter, the result is accurate and easy to unify, and quantification evaluation of the water quality toxicity can be realized.

The invention discloses a method for preparing chloroethane from chlorination by-product hydrogen chloride. The method adopts a reaction rectification technology. According to the method, a reactor is connected to a first rectifying tower, water in the first rectifying tower flows out the first rectifying tower from tower bottom and then is recycled, a tower overhead fraction of the first rectifying tower goes through a first condenser, a part of ethanol is returned, a part of the ethanol is collected and then is fed into a storage tank for recycle, chloroethane and a less amount of ether mixed vapor are fed into a second rectifying tower, a tower overhead fraction of the second rectifying tower goes through a second condenser, a part of chloroethane is returned, a part of chloroethane is collected and then is fed into a storage tank for recycle, and the by-product ether is obtained by a reboiler. The method realizes timely removal of produced chloroethane and water from a system, effectively accelerates a positive reaction speed, realizes effective recovery and recycle of unreacted hydrochloric acid and ethanol, has simple processes, a high ethanol conversion rate, low production consumption and good income and realizes zero discharge.

The invention relates to a method for accurately and rapidly detecting antigens and antibodies in human serum in a trace mode. The method comprises the steps of preparing trace (1ml) known anti-erythrocyte antigen and antibody on a trace detection plate by utilizing an immunohematology principle, adding trace (1ml) unknown erythrocytes to be detected, and detecting the antigens on the surface of the erythrocyte membrane; or adding trace (1ml) unknown serum to be detected into the erythrocytes with the known trace (1ml) erythrocyte antigen, and detecting the antigens and antibodies on the surface of the erythrocyte membrane in the human blood. The reaction identifier is collected by the erythrocytes, the reaction with the collected erythrocytes is a positive reaction, the reaction without the collected erythrocytes is a negative reaction, the method is combined with a centrifugal machine, a spectrophotometer, a microscope and computer programs, and the erythrocyte antigens and the antibodies in the serum can be rapidly, accurately and automatically detected. According to the trace detection plate kit, the safety, high efficiency and accuracy of the clinical erythrocyte zygosity can be greatly improved, the detection cost is reduced, and the development of clinical hematology application is promoted.

The present invention relates to a Chinese medicine tupistra chinensis extract, its preparation method and application. Said extract is obtained by extracting root, stem and leaf of tupistra chinensis, and is a brownish yellow powder. The characteristics of its chemical identification are as follows: Liebermann-Burchard reaction and Molish reaction are positive; the foam test is positive reaction, the foam height of alkaline liquor tube is higher than that of acid liquor tube; Rosen-Heimer reaction at 60deg.C can produce violet red color reaction, it is a steroid saponin compound. Said extract has the action of resisting tumor, resisting inflammation, inhibiting platelet agglutination and resisting thrombosis.

The invention relates to the gene mutation relevant to the paralysis agitans and the detecting method, comprising: extracting DNA sample; designing primer; expanding with PCR; analyzing nucleic acid by means of dHPLC technology; testing the gene order of the sample which is dHPLC positive reaction to definite the genetype; carrying out beta-actin comparison for the sample of repeated extanding negative reaction to eliminate extron deletion mutation. The parkin gene mutation is in the codon promoter of the parkin gene, the second basic group in the exon1, ATG mutated to ACG; on the intersection point of thefifth introne and sixth extron in the exon6, AG mutated to AC; in the sixth extron, the 727th basic group, G mutated to A; in the exon9, the 1016th basic group, C mutated to T; in the position of ring finger intermediate region, in the Znf C6HC zinc region, GCG mutated to CGTC. By applying the gene mutation and the detection method, the detection for the mutation site of the parkin fene is high-effective and low-cost, and the diagnose to the potential PD patient can be made in an early stage.

The invention provides a LAMP-LFD (loop-mediated isothermal amplification-lateral flow dipstick) detection method of rape Leptosphaeria maculans, which comprises the following steps: designing three pairs of LAMP primers FIP, BIP, LF, LB, F3 and B3, wherein FIP is a 5'-terminal biotin labeled primer, and LF is a 5'-terminal fluorescein isothiocyanate (FITC) labeled probe; and preparing an LAMP reaction system containing the three pairs of primers and a sample template, amplifying the LAMP reaction system, carrying out LFD detection, and carrying out specificity and sensitivity evaluation. The result shows that the lowest detection line of the LAMP-LFD method for the L.maculans genome DNA (deoxyribonucleic acid) is 114fg/mu L. In the specificity verification experiment, when five related phytopathogens, including Alternaria, Lasiodiplodia theobromae, fusarium and Diaporthe phaseolorum var. caulivora, are used and Diaporthe phaseolorum var. meridionalis and L.maculans are used as specific test strains, the LAMP-LFD detection method only has positive reaction for the L.maculans.

The invention discloses a method for synthesizing an accelerator DPTU. The method comprises the following steps of: mixing aniline with an alkali aqueous solution uniformly; dissolving sulfur in carbon disulfide, and mixing until the sulfur completely dissolves; mixing the two mixtures uniformly, and then carrying out the reaction under normal pressure to obtain the accelerator DPTU. The invention adopts alkali aqueous solution as the solvent, and needs not to add an emulsifier, the generated hydrogen sulfide gas is absorbed and removed immediately during the reaction, so that the reaction is carried out toward the positive reaction direction to a greater extent, the reaction rate and the aniline conversion rate are improved, the yield is increased, the hydrogen sulfide gas recovery is more complete, the generation of hydrogen sulfide waste gas is reduced, and the production conditions are greatly improved.

The invention discloses a synthesis method of p-hydroxy-beta-nitrostyrene, which comprises the following step: synthesizing p-hydroxybenzaldehyde and nitromethane used as raw materials into p-hydroxy-beta-nitrostyrene by using ammonium acetate as a catalyst and glacial acetic acid as a solvent, wherein an antioxidant anhydrous hydroquinone is added to protect the raw material p-hydroxybenzaldehyde from oxidation, and toluene is added in the later reaction period to take the generated water out of the reaction system, so that the reaction proceeds in the positive reaction direction. The method has the advantages of low reaction cost, high product yield, simple after-treatment and the like, and the yield of the hydroxy-beta-nitrostyrene can reach higher than 92%.