202 results about "MOPS" patented technology

This invention provides methods and devices for spatially separating at least first and second components in a sample which in one exemplary embodiment comprises introducing the first and second components into a first microfluidic channel of a microfluidic device in a carrier fluid comprising a spacer electrolyte solution and stacking the first and second components by isotachophoresis between a leading electrolyte solution and a trailing electrolyte solution, wherein the spacer electrolyte solution comprises ions which have an intermediate mobility in an electric field between the mobility of the ions present in the leading and trailing electrolyte solutions and wherein the spacer electrolyte solution comprises at least one of the following spacer ions MOPS, MES, Nonanoic acid, D-Glucuronic acid, Acetylsalicyclic acid, 4-Ethoxybenzoic acid, Glutaric acid, 3-Phenylpropionic acid, Phenoxyacetic acid, Cysteine, hippuric acid, p-hydroxyphenylacetic acid, isopropylmalonic acid, itaconic acid, citraconic acid, 3,5-dimethylbenzoic acid, 2,3-dimethylbenzoic acid, p-hydroxycinnamic acid, and 5-br-2,4-dihydroxybenzoic acid, and wherein the first component comprises a DNA-antibody conjugate and the second component comprises a complex of the DNA-antibody conjugate and an analyte.

The invention provides a molybdenum phosphide catalyst for the production of chloroethylene by acetylene hydrochlorination, which is characterized in that: the catalyst uses activated carbon as carrier, MoP as active ingredient and barium chloride as auxiliary. The catalyst provided by the invention belongs to mercury-free catalyst, is green and environmentally-friendly, and has the advantages ofsimple production process, short production period, low cost and the like. The catalyst exhibits superior activity and selectivity in the reaction for preparing chloroethylene by acetylene hydrochlorination.

A wet wipe pad designed to be connected or attached to floor mop heads or other cleaning tool handle that utilize a hook-and-loop mechanism for attaching the wipe pad thereto. The wipe pad can be made of multi layers of material that may include a cleaning layer ultrasonically welded to an attachment layer having an absorption layer disposed between the cleaning layer and the attachment layer. Alternatively, the wipe pad can be made from a single layer of material that can attach on one side thereof to the mop head or other cleaning tool handle, which also provides a cleaning surface on the other side of the single layer of material. The wipe pad of the invention may also be constructed from two layers of material that include a cleaning layer ultrasonically welded to an attachment layer. Regardless of the number of layers used in the wipe pad of the invention, the wipe pad is configured with at least one linking ribbon or tape strip of non-looped straight-line fibers extending along the length of the attachment layer and which forms the means or mechanism for releasably securing to “hooks” disposed on the mop head. The wipe pad, including its layer(s) and the linking ribbon or tape strip is constructed of materials that are compostable and biodegradable, making it an environmentally friendly product.

The application discloses a nucleic acid fast extraction kit, which includes a mixed enzyme working solution, a cracking adsorption liquid, a detergent liquid, a rinsing liquid and an eluate liquid that are individually prepared. The mixed enzyme working solution includes protease K and lysozyme. The cracking adsorption liquid includes Gu-HCl, Tris-HCl, EDTA, isopropanol, SDS, Triton-100, beta-mercaptoethanol and sodium citrate. The detergent liquid includes LiCl, NaCl, MOPS and ethanol. The rinsing liquid is ethanol. The eluate liquid is EDTA and Tris-HCl. The kit is suitable for extraction of genomic DNA of whole blood, culture cell, tissues, saliva, G<-> bacteria and G<+> bacteria. The purity of extracted DNA is high, and the DNA is suitable for downstream digestion and PCR biological operation. The kit is stale in reagent property, can meet common laboratory demands and can overcome defects of toxicity, long time consumption and tedious operation of a traditional method.

The invention discloses a scrapable formaldehyde closed film and a preparation method thereof. The film comprises the following components in parts by weight: 1-20 parts of polyvinyl alcohol, 100 parts of deionized water, 1-50 parts of water-based acrylic resin, 0-1 part of a defoamer, 0-10 parts of an emulsifier, 0-10 parts of a plasticizer, 0-10 parts of other coating assistants, 0-30 parts of a silica sol, 0-50 parts of powder filler and 0-10 parts of a formaldehyde purifying material. According to the film, by mainly using good gas barrier property and film forming property of the polyvinyl alcohol thin and matching with various coating assistants and a less amount of formaldehyde purifying material, not only is the attractive thin formed on the surface of wooden furniture, but also formaldehyde is thoroughly closed and removed. By adjusting the strength and water resisting property of the film, the film not only affects daily article placement in wooden furniture, but also further realizes the purpose that a wet mop is used for removal after close treatment without any traces and influence on attractiveness of the furniture.

The invention relates to an enzymatic test kit for glycosylated hemoglobin, which is composed of hemolysis buffer solution, reagent R1a, reagent R1b and reagent 2; wherein, the hemolysis buffer solution is 10 to 1000mmol/ L N- cycloethyl-2-aminoethanesulfonic acid, 10 to 1000mmol/L MOPS and 1 to 100g/L polyethylene glycol oxide dodecyl ether; the reagent R1a is 100 to 10000 kU/L metalloproteinase, 0.1 to 10mmol/L 2-(iodophenyl)-3-(2, 4- dinitrobenzene)-5-(2, 4-disulfophenyl)-2H tetrazole sodium salt; the reagent R1b is 0.1 to 10mmol/L MES and 0.5 to 50mmol/L CaCl2; the reagent 2 is 1 to 100kU/L fructose valine oxidase with high activity, 30 to 600kU/L POD, 0.01 to 0.5mmol/L DA-64 and 10 to 1000mmol/L Tris-HCl. The test kit coincides with the characteristics of rapidness, large batch size and economy which are required by the glycosylated hemoglobin clinical tests.

An ester polyurethane foam is prepared by reacting one or a mixture of hydrophilic polyester polyols with one or more isocyanates and a cell opening surfactant. The cured foam does not require post-foaming processing to achieve a water absorption rate of at least 20 pounds of water per square foot per minute, preferably at least 25 pounds of water per square foot per minute. The foam may be bonded to a substrate to form an absorbent article, such as a sponge, mop head, or a medical or industrial wipe.

In a coasting control process, an ECU increases line pressure PL of a hydraulic path to predetermined pressure P1 such that discharge pressure of an MOP becomes higher than that before a C1 clutch is disengaged at timing when an executing condition of coasting control is satisfied (time t=t1). According to such coasting control process, driving torque of the MOP increases, so that deceleration (deceleration G) caused by driving of the MOP by a drive wheel becomes larger than that in conventional coasting control in which the discharge pressure of the MOP is not increased. As a result, it is possible to inhibit a driver from feeling discomfort due to free-running feeling generated during the coasting control.

The invention provides a small and dense low-density lipoprotein cholesterin (sdLDL-C) detection kit which comprises double liquid reagents, including a reagent R1 and a reagent R2, wherein the reagent R1 comprises an MOPS buffer liquid (the pH value is 7.0), cholesterol esterase, cholesterol oxidase, phospholipase, catalase, polyoxyethylene alkyl phenyl ether (JK-14) as a surfactant A, polyoxyethylene benzyl styrene ether (A3PK) as a protecting agent, and N-ethyl-N-(2-hydroxyl-3-sulfopropyl)-3-methylaniline sodium salt (TOOS); the reagent R2 comprises an MOPS buffer liquid (the pH value is 7.0), peroxidase, polyethylene glycol octylphenol ether (Triton X-100) as a surfactant, 4-amino antipyrine (4-AA), and sodium azide. The method provided by the invention is high in sensitivity, high in specificity, simple in reagent preparation, free of sample pretreatment, and worthy of popularization and application.

The invention discloses a speed change device for a revolving mop, which comprises a planetary wheel housing (4), a cleaning connector (5), a driving gear (6), a planetary gear set (8), a transmission shaft (9) and a fixing seat (11), wherein the fixing seat (11) is fixed on a cleaning barrel; the transmission shaft (9) is arranged on the fixing seat (11) rotationally after the transmission shaft (9) is fixedly connected with the cleaning connector (5); the fixing seat (11) is covered with the planetary wheel housing (4) rotationally; a transmission disc (14) is arranged on the cleaning connector (5) and meshed with a center hole of the planetary wheel housing (4); the driving gear (6) is arranged on the cleaning connector (5); the planetary gear set (8) is arranged in the planetary wheel housing (4) rotationally; an inner gear ring (10) is arranged on the fixing seat (11); an inner ring of the planetary gear set (8) is meshed with the driving gear (6); and an outer ring of the planetary gear set (8) is meshed with the inner gear ring (10) of the fixing seat (11). With the adoption of the structure, the device has the characteristics of simple and reasonable structure, facilitation of operation and use, good washing effect, long service life and the like.

The invention discloses a method for automatically cleaning and dehydrating a mop, which comprises the following steps: (1) preparing a bucket body, which includes an upper water-filling space and a lower driving space; A water filter screen capable of rotating and moving up and down and a spiral body capable of rotating and moving up and down are arranged in the water holding space; The first transmission assembly and a second transmission assembly connected with the spiral body; (4) pour water into the water-filled space of the bucket body, extend the dirty mop into the water and press the spiral body, so that the second transmission assembly works and the water body rotates , agitation, so as to clean the dirty mop; (5) stretch the cleaned wet mop into the water filter screen and press the water filter screen, so that the first transmission component works, and the wet mop on the wet mop is driven by centrifugal force Moisture shakes out. Also disclosed is a double barrel mop bucket.

A prefabricated colloid used for electrophoretic analysis of protein contains polyacrylamide gel as main component, storage liquid (pH 6.5), neutral Bis-Tris buffering system (pH 6.5), ammonium persulfate, neutral MOPS-SDS electrophorectic buffering liquid and EDTA. Its advantages are high stability and easy storage and application.

The present invention provides a method for modifying a nanometer LiMnPO4/C cathode material coated with a lithium ion conductor, so as to solve the problem that an LiMnPO cathode material is low in rate performance and cycling performance. The method for modifying the nanometer LiMnPO4/C cathode material coated with the lithium ion conductor is characterized by comprising the following steps: (1) preparing an LiMnPO4/C cathode material with a hydroxylated surface by means of solvent thermal carbonization; (2) controlling formation of an oxide precursor coating layer, so as to complete assembly of an LiMnPO4/C@MOP (a metal oxide precursor) core-shell structure; and (3) using a one-step calcination method to prepare a lithium ion conductor modified composite cathode material LiMnPO4@Li2TiO3/C or LiMnPO4@V205/C. According to the method provided by the present invention, the process of the invention is simple, the prepared lithium ion conductor modified composite cathode material LiMnPO4/C is used in a lithium ion battery, so that cycling stability is good, a charge and discharge capacity is high, and rate performance is excellent.

The invention belongs to the technical field of polyurethane products and particularly relates to a polyurethane mop sponge and a production method thereof. The polyurethane mop sponge comprises a component A and a component B. The component A comprises polyether polyol DEP-3600H, polyether polyol DMN-550E, polyether polyol POP-H45, water, foam stabilizing agent, amine catalyst, crosslinking agent, chain extender and mill base. The component B comprises modified black material. The polyurethane mop sponge is good in filter performance, easy to clean, high in water absorption performance, elastic, hard to tear, less prone to deformation, soft in texture, anti-bacterial and resistant to odor.

A method of preparing a three-dimensional composite material includes the following steps: preparing polystyrene by soap-free emulsion polymerizing, obtaining polystyrene opal by a vertical deposition method, synthesizing MoP IO (molybdenum phosphide inverse opal), and compounding with quantum points CdS, so as to obtain a novel inorganic composite material, namely cadmium sulfide quantum dot-compounded MoP IO. The preparation method has the advantages that the MoP IO is prepared first, and the MoP IO is of a three-dimensional cyclic pore structure and has the photonic band gap feature, so that the MoP IO has better catalysis effect in light catalysis in comparison with that of common porous material; the MoP IO is compounded with the cadmium sulfide quantum dots, so that the light absorbing ability is enhanced, and the composite material capable of absorbing the visible light is obtained.

The invention provides a perfusion stock composition, for preserving a donor organ for transplantation, comprising: a source of 60 to 100 mM Na⁺; a source of 10 to 20 mM K⁺; a source of 5 to 10 mM Mg²⁻; a source of 0.25 to 0.75 mM Ca²⁺; 10 to 40 mM Tris(hydroxymethyl)aminomethane hydrochloride (Tris or THAM), 4-(2-hydroxyethyl)-1-piperazineethanesulfonic acid (HEPES), 3-(N-morpholino)propanesulfonic acid (MOPS), 2-(N-morpholino)ethanesulfonic acid (MES), N,/N-bis-(2-hydroxyethyl)-2-aminoethansulfonic acid (BES), or N/-tris(hydroxymethyl)methyl-2-aminoethanesulfonic acid (TES); a source of 10 to 30 mM HCO₃⁻; 1 to 30 mM glucose; 1 to 20 U/L insulin; 1 to 10 mM fructose diphosphate or a salt thereof; 1 to 40 mM aspartate or glutamate; 1 to 10 mM adenosine, cAMP or cGMP; 1 to 10 mM reduced glutathione; and 30 to 100 mM lactobionate or mannitol; and optionally a diluent. The invention also provides a perfusion composition, a kit, a method, and a perfusion apparatus, each related to the perfusion stock composition.

A roller mop capable of self-cleaning, comprising a pull rod (41), a mop head component (1), and a cleaning basin capable of holding the mop head component (1). The pull rod (41) is grasped by a person to operate; a motor (15) in the mop head component (1) drives a roller (10) to clean the ground; after the mopping is ended, the mop head component (1) can be put in the cleaning basin for charging and washing with water. The roller mop provided with a trash bin (17) can receive a number of small trashes; labor intensity is reduced due to the driving of the motor (15); the mop can perform continuous operation, and thus high cleaning efficiency is achieved; moreover, the mop has a self-cleaning effect, and is easy to use.

The invention discloses a carbon-cobalt-molybdenum double-metal phosphide composite material and a preparation method thereof. The composite material is formed by a carbon skeleton with a dodecahedronstructure and MoP, CoP and CoMoP2 nano particles uniformly embedded in the carbon skeleton. The carbon skeleton with the dodecahedron structure is effectively kept, and the nano double-metal phosphide particles are uniformly embedded in a carbon substrate, so aggregation and falling of the nano particles can be prevented, stability of a catalyst is reinforced, high conductivity of the carbon substrate and the synergistic effect between the nano double-metal phosphide particles can also be developed, and catalytic activity of the phosphide is further reinforced. The carbon skeleton is capableof effectively improving the electrical conductivity of a whole catalyst material, thereby further improving catalytic performance thereof. The synergistic effect between various phases of the double-metal phosphide has a very important function to improve electrochemical catalytic performance. The nano double-metal phosphides are uniformly embedded in the carbon substrate, the aggregation and falling of the nano particles can be prevented, the stability of the catalyst is reinforced, and the composite material also has excellent electrochemical hydrogen evolution performance in an alkaline environment.

The invention relates to an MOP-nanorod with mimetic enzyme property as well as a preparation method and application of the MOP-nanorod and belongs to the technical field of chemistry. The preparation method of the MOP-nanorod comprises the following steps: heating and reacting a 5-substituted m-phthalic acid derivative shown as a formula (I) and a copper nitrate trihydrate in an organic solvent at the temperature of 75 DEG C, performing alcohol-washing on the obtained product and drying, soaking and washing in water, and drying to obtain the product, wherein the structural formula is as shown in the specification, in the formula (I), -R is -H, -Br, -NO2, -OH or -CH=CH2. Compared with most of the conventional mimetic enzymes, the MOP-nanorod disclosed by the invention is simple and convenient in synthetic method, and the product is easily separated and purified, has wider pH application range and particularly has high catalytic activity at the pH value of 6-10, and the application of the mimetic enzyme system can be further enriched.

The invention belongs to the technical field of electronic information and environmental sanitation cleaning and specifically provides a mop with a humidity regulating device. The mop comprises a mop housing, a micro controller, a display and a battery, a valve, a humidity sensor and a water tank, wherein the micro controller is mounted on a position, above the water tank, at the lower right side of the mop housing. The micro controller is connected with the display and the battery. The display and the battery are mounted on a position at the lower left side of the mop housing. The valve is mounted on the bottom position of the water tank. The valve is connected with the display and the battery. The humidity sensor is connected at the right lower side of the water tank. The humidity sensor is connected with the micro controller. The water tank is mounted on the bottommost part of the mop housing. The mop solves the problems that an existing mop only can be repeatedly wetted and then dried, and cannot actively control the humidity, so that the mop cleaning process is repeated by many times, and the efficiency is lowered. The water tank, the valve and the humidity detecting device are mounted on the bottom of the mop, so that the problems are solved very well.

The invention relates to a telescopic rod assembly production line, which aims at producing the telescopic rod assembly production line for overcoming the defects that the manual mode is used for assembly during the assembly of a telescopic rod of an assembled mop in the prior art, the production efficiency is low, the cost is high, and the quality is difficult to ensure. The telescopic rod assembly production line comprises a production line machine frame, an inner pipe feeding mechanism, an outer pipe feeding mechanism, a conveying belt material conveying mechanism, a part installing mechanism and a finished product blanking mechanism, wherein the part installing mechanism comprises an inner pipe and threaded plug insertion and connection structure, an inner pipe and twisted rod insertion connection mechanism, an inner pipe assembly element position detection mechanism, an inner pipe and threaded plug riveting mechanism, an inner pipe and twisted rod riveting mechanism, an outer pipeand locking sleeve insertion and connection mechanism, an outer pipe assembly element position detection mechanism, an inner pipe and outer pipe insertion and connection mechanism, an inner and outerpipe position detection mechanism, and an outer pipe and twisted rod riveting mechanism. The telescopic rod of a mop is assembled by using a fully automatic production line; the production efficiencyis improved; the production cost is reduced; the product quality is stable; the production line is suitable for being used during the telescopic rod assembly.

A motor disconnect clutch is configured to be set to an engaged state when a hydraulic pressure that is supplied from a mechanical oil pump (MOP) is lower than a predetermined release hydraulic pressure, and be set to a released state when the hydraulic pressure that is supplied from the MOP is higher than or equal to the release hydraulic pressure. When the hydraulic pressure output from the MOP is likely to decrease to a hydraulic pressure lower than the release hydraulic pressure in an engine mode in which the vehicle travels by using power of the engine while the motor disconnect clutch is placed in the released state, an ECU executes synchronization control for synchronizing a rotation speed of a motor generator with a rotation speed of a rotary shaft.

The invention relates to a detecting method for evaluating the curative effect of nitroglycerin and the similar medicament which treat angina pectoris, and the method comprises utilizing a sampling mop to scrap at least 40-60 times from top to bottom on the left and the right cheeks in the mouth of a measured person, gathering enough cell samples, extracting genome DNA, detecting the variation of mitochondria acetaldehyde dehydrogenase gene ALDH2 Glu504Lys, and evaluating the curative effect of nitroglycerin and the similar medicament which treat angina pectoris through detecting and analyzing the Glu504Lys site genotype on an individual ALDH2 gene. The invention has the advantages that the detecting method can be used to evaluate the validity of nitroglycerin and the similar medicament which treat angina pectoris.

The invention relates to a nitrogen-rich porous material preparation method and application of a nitrogen-rich porous material to recovery of precious metals in a circuit board. The nitrogen-rich porous material preparation method comprises the following steps: taking ethylene glycol as a solvent; adding melamine and p-benzoquinone; performing heating polycondensation; and at last, adding dimethylbenzene for dehydration to obtain the porous material MOPs-1. The invention provides the efficient precious metal adsorption material MOPs-1, a thiourea leaching agent is taken as a waste circuit board processing liquid to study the function of the porous material, and the porous material can efficiently adsorb the precious metals in a thiourea solution, so that the thiourea solution can be used repeatedly, accordingly, recycling of electronic wastes is realized, the precious metals in the electronic waste are recovered, plastic is recycled, the environment is protected, and economic and social benefits are produced.

The invention discloses a preparation method of transition metal phosphide MoP. The preparation method includes 1), weighing (NH4)6Mo7024 4H2O and NH4H2PO5 to be ground in a mortar to realize solid phase reaction according to a molar ratio of 1:14, continuing grinding until mixture is dry, sintering obtained powder at the temperature of 500 DEG C for 5 hours and obtaining a precursor; and 2), grinding the precursor and reducing agent in the mortar according to a certain molar ratio, mixing the precursor with the reducing agent uniformly, performing reaction under argon shield at the temperature ranging from 500 DEG C to 600 DEG C for 30 minutes to 60 minutes, finely grinding an obtained product, washing the finely ground product by the aid of distilled water and anhydrous ethanol for three times, drying the washed product in a vacuum condition at the temperature of 60 DEG C for 12 hours, and obtaining a product MoP. The preparation method has the advantages that main raw materials are rich in source, prices are cheap, cost is low, the synthesis method is novel, process is simple, complicated steps with conditions of high temperature and high pressure are omitted, a preparation flow is simplified, energy consumption is lowered, simultaneously, environmental pollution is prevented in a preparation procedure, and the preparation method is applicable to large-scale production.