217results about How to "Stable play" patented technology

The invention discloses a lubricating oil, which contains base oil, a detergent and a dispersing agent and an additive, wherein the additive is unnecessary; the dispersing agent contains butanimide and ester succinate. With the adoption of the lubricating oil in an engine, the oil sludge generation can be greatly reduced in the using process of the lubricating oil, and the lubricating oil can perform stable functions for a long time, so as to have good maintenance function for the engine.

The invention provides a preparation method of an organic chelate fertilizer. The preparation method comprises the steps that (1) typha angustifolia and crop straw are cleaned, crushed and mixed; compound bacterium liquid and a sodium bicarbonate solution are added; stirring and sealing fermentation are conducted; a potassium hydroxide solution is added; humic liquid is obtained; (2) compound amino acid and inorganic salt of medium trace elements conduct chelation reaction with the humic liquid; a pH value is adjusted by an acid solution to be 5-6; temperature rise and stirring are conducted for reaction; the pH value is adjusted by an alkaline substance to be 7; a chelation product solution is obtained; (3) a nitrogenous fertilizer, a phosphate fertilizer, a potash fertilizer and water are added to a mixer by weight percentage, and mixed uniformly; pelleting slurry is prepared; and (4) the chelation product solution and the pelleting slurry are driven into a guniting neutralization geosyncline, mixed uniformly, transferred to a pelletizer for guniting and pelleting, and dried, and then the organic chelate fertilizer is obtained. The organic chelate fertilizer prepared by the method is small in application amount, high in stability, and high in plant absorptivity.

The invention provides a preparation method of immobilized cold resistant nitrobacteria, relating to a preparation method of cold resistant nitrobacteria. The invention aims at solving the problems that the nitrobacteria obtained by the existing method slowly grows, generation time is long, and removal efficiency of ammonia nitrogen in sewage is low. The preparation method comprises the steps of: 1, preparing low-temperature resistant nitrobacteria floras; 2, preparing cold resistant nitrobacteria floras; and 3, immobilizing the cold resistant nitrobacteria floras to obtain the immobilized cold resistant nitrobacteria. The nitrobacteria obtained by the method have the advantages of stable growth on condition of low temperature, short generation time and high removing rate of the ammonia nitrogen in the sewage.

To provide a small blowing device of high reliability, simple in constitution and capable of switching to air supply and exhaust. The blowing device 20 is provided with a blower section 50 and an air course switching device 40 for switching to an air course for supplying outdoor air into a room, and to an air course for exhausting indoor air to the outdoors. The blower section 50 is provided with a centrifugal blower 33 for sucking air from an axial direction and blowing off air in a circumferential direction, a suction chamber 31 formed larger than a suction port of the blower 33, and a blowoff chamber 32 formed on the blowoff side of the blower 33. The air course switching device 40 is provided with an outer shell 46 having a plurality of openings, an air course switching body 41 turnably arranged in the outer shell 46 and having a partition wall for dividing the inside into a plurality of air courses, and a driving device 47 for turning the air course switching body 41 to switch communication between the plurality of air courses of the air course switching body 41 and the plurality of openings of the outer shell 46. The air course switching device 47 is juxtaposed to overlap the suction chamber 31 of the blower section 50.

The invention discloses a gear oil composition for an automobile. The gear oil composition for the automobile comprises viscosity blend base oil, a sulfur-containing extreme pressure additive, a phosphorus-containing wear-resistant additive, an antirust additive, a metal passivator and a synthetic ester oiliness additive, wherein the synthetic ester oiliness additive may be one or more of trimethylolpropane trioleate, octyl stearate, butyl stearate, isooctyl stearate and isooctyl palmitate; and the synthetic ester oiliness additive accounts for 2 to 10 percent of the total weight of the gear oil composition. The gear oil has the advantages of high wear resistance, high maximum non-seizure load, high load-bearing capacity, high viscosity index, high low-temperature flowability, high lubricating property and the like, is suitable for the lubrication of an automobile manual gearbox and a rear drive axle gear and is also suitable for an automobile automatic gearbox.

The invention relates to the technical field of biological engineering and the fields of food and medicine, and specifically provides glucan-containing powdered oil, in particular beta-glucan-containing powdered oil and a capsule thereof. The powdered oil is prepared by using glucan, in particular beta-glucan taken as wall material and using functional oil as core material through the step of encapsulating the functional oil into the glucan wall material so as to obtain microencapsulated powdered oil with controlled-release function characteristics, so that the beta-glucan-containing powderedoil is convenient to use and endowed with special physiological functions such as immune adjustment and blood fat adjustment and the like. The microencapsulated powdered oil is filled into an empty capsule so as to obtain a hard capsule, and the hard capsules can be used as medicines and health products or food.

The invention relates to the technical field of pesticide preparations and specifically relates to a sustained-release pesticide fertilizer granula and a production method thereof. The pesticide fertilizer granula is prepared from a sustained-release coating layer and an inner effective matter, wherein the sustained-release coating layer is prepared from talcum powder, neutral bentonite, hydroxymethyl cellulose and chitosan which are mixed according to the mass ratio of 8 to 5 to 2 to 1; the effective matter is prepared from sustained-release medicine, compound fertilizer, a wetting expandingagent and a filling agent; the sustained-release medicine is a coated systematic type pharmaceutical preparation; the systematic type pharmaceutical preparation and a mesoporous AcF micro powder carrier are mixed and then coated; a coating material is prepared from the following ingredients of polyglycolic acid, talcum powder, mesoporous silica, cyclodextrin, liquid paraffin, polyvinyl alcohol, calcium dodecyl benzene sulfonate and deionized water. The pesticide fertilizer granula is treated by a special coating technology, has the characteristics of quick and stable fertilizer efficiency andslow and durable insect killing pesticide effect and is suitable for synchronous pesticide fertilizer application of flowers and nursery stock plants.

The invention discloses a low-hardness and high-elasticity water treatment membrane component epoxy pouring sealant preparation method and application. An epoxy pouring sealant comprises a component Aand a component B, the component A comprises, by weight, 30-70 parts of epoxy resin, 5-20 parts of activated thinners, 10-20 parts of toughening agents, 5-30 parts of fillers and 0.1-3 parts of coupling agents, the component B comprises, by weight, 20-50 parts of polyether amine, 40-70 parts of alicyclic amine and 2-15 parts of curing accelerators, and the weight ration of the component A to thecomponent B is (100:10)-(100:50). By the aid of a 'trinity' toughening modified mode of the flexible toughening agents, the activated toughening thinners and flexible curing agents, the epoxy pouringsealant is characterized of low hardness, high elasticity and stable hardness within wide temperature range, the epoxy pouring sealant has excellent adhesive performance and is low in initial viscosity, high in mold filling speed, simple and convenient to operate and applicable to the fields such as package of water treatment membrane components and flexible package of electronic devices, and theblocking efficiency of the membrane components can be greatly improved.

The invention belongs to the field of functional fiber materials, and discloses a graphene multifunctional viscose fiber and a preparation method thereof. The preparation method comprises the steps ofmixing the graphene and functional nanparticles after ball-milling erosion punching pretreatment with a viscose spinning solution, carrying out wet spinning to obtain nascent fibers, drawing the nascent fibers, and then sequentially carrying out cutting and post-treatment to obtain the graphene multifunctional viscose. The invention can endow viscose fiber with the health functions of negative ions, far infrared, antibacterial and ani-mite, magnetism, formaldehyde removal, peculiar smell removal, radiation resistance, ultraviolet resistance and the like. And the ball-milling erosion punchingpretreatment is carried out on the graphene and the functional nanoparticles, so that the compatibility and the dispersion stability of the graphene and the functional nanoparticles and the viscose fiber matrix can be obviously improved, and the corresponding functional effects can be ensured to be exerted persistently and stably.

The invention relates to a rare-earth metal coordination polymer containing mellitic acid ligands as well as a preparation method and application of the rare-earth metal coordination polymer. The chemical formula of the rare-earth metal coordination polymer is {[Ln (H2O)4(Cl2O12)0.5].H2O}, wherein Ln refers to the rare earth ion Dy (III) or Er (III) of the lanthanide series; Cl2O12<6> refers to a hexavalent negative ion of mellitic acid. The coordination compound is prepared through the hydrothermal method, high in productivity and thermostability, and excellent in reproducibility. The coordination polymer fluorescent material is a three-dimensional rare-earth metal solid coordination polymer based on a rigid mellitic acid ligand. Under UV-irradiation, the coordination compound can emit an emission peak with the rare-earth ion characteristics or an emission peak of an organic ligand and has enormous application value in the material science field as a molecular-based fluorescent material.

The present invention relates to a floorboard used as a finishing material for an edge of laminate flooring, as an intermediate material for laminate flooring, or as an extending/finishing profile of a boundary surface of a door lining so as to effectively absorb the expansion and contraction caused by the variation of the temperature and humidity of the constructed laminate flooring, thus enabling the floorboard to be used as a replacement for an expansion/finishing profile capable of minimizing deformation (defects) of construction. The above-described object of the present invention can be accomplished by a floorboard capable of absorbing expansion and contraction, which is industrially produced by an extrusion molding process, and has a structure in that adjacent soft resin plates are joined by a flexible soft resin or flexible foam resin-based joining member interposed between the soft resin plates. The outermost soft resin plates at both sides of the floorboard of the present invention form a complementary structure of a tongue and a groove in the same manner as the tongue-groove coupling structure of an ordinary laminate flooring being constructed.

The invention discloses a liquid clothes detergent added with a natural citrus extract. The liquid clothes detergent comprises the following components in percentage by mass: 18-30 percent of surfactant, 0.5-5 percent of natural citrus extract, 1.5-5 percent of thickening agent, 0.1-0.5 percent of chelating agent and the balance of water. The disclosed liquid clothes detergent has a good washing decontamination effect, can effectively inhibit and remove bacterial colony on clothes and add aromatic taste for the clothes; and the disclosed detergent is harmless to the human body, is an environment-friendly detergent and is particularly suitable for cleaning child clothes, underwear of pregnant women and intimates.

The present invention provides a method for using regenerated catalyst whose performance can not meet the requirements for original reaction, and is characterized by that small quantity of similar fresh catalyst can be mixed into regenerated catalyst, then its activity is evaluated, and according to its performance condition is can be respectively used, it can be used in original reaction process or degraded for use. Said invention utilizes mutual matching use of fresh catalyst and regenerated catalyst to attain the goal of fully-utilizing catalyst, reducing energy consumption, broadening application range of regenerated catalyst and raising efficiency.

The invention relates to the technical field of stage facilities, and particularly discloses a stage vertical column for an event square. The stage vertical column comprises a first vertical column body and a second vertical column body; a first cavity is formed in the first vertical column body, a first cylinder body and an air bag are arranged in the first cavity, the air bag communicates with an air outlet hose, the side wall of the cavity is rotatably connected with a rotating shaft, the rotating shaft is coaxially and fixedly connected with a cam and a plurality of fan blades, and the first cylinder presses air into the air bag to be stored under the effect of the cam; a stage is provided with a first groove, the side wall of the first groove is slidably connected with a sliding plate, the sliding plate is driven by a hydraulic cylinder, the sliding plate is provided with a second groove, the side wall of the second groove is slidably connected with a pressing plate, and a secondspring is connected between the pressing plate and the bottom wall of the second groove; and a negative plate is mounted on the pressing plate, a positive plate opposite to the negative plate is mounted at the bottom wall of the second groove, and the positive plate and the negative plate are connected into a switch circuit of the hydraulic cylinder in series. According to the stage vertical column for the event square, sundries such as stage colored ribbons on the stage can be cleared, and the workload of workers is reduced.

The inventive automatic pistol relates to small arms in particular to the structural design of automatic small arms with the powder gas-operated reloading. A barrel (1) is provided with a tail (2) situated in the lower part of a face of breech and is mounted on a frame (3). A bolt (5) is designed in such a way that the front part thereof is tipped up in the extreme front position and, for this purpose, is provided with a tip up support (19). Bolt lugs (21), which are mounted on the front part of the bolt sides, enter the grooves made on the barrel shank when the barrel is closed in such a waythat they are engaged with locking lugs (23) located in the grooves. A spring-loaded gas piston is provided with a spent case ejecting window and is designed in such a way that, when moving back, it releases the bolt lugs (21) and moves the bolt back, and, when moving forward, it moves the bolt forward, a closing lug (20) being in the piston window, and to twist it downward. A gas chamber is mounted on the chase of the barrel in such a way that it encompasses the barrel, gas-discharge channels being made on the barrel circle.

An LED unit U of the present invention includes an LED 17 that is a light source, a diffuser lens 19, a board reflection sheet 23 and a restriction member 27. The diffuser lens 19 is provided to face a light emitting surface 17a of the LED 17. The board reflection sheet 23 is provided to face a surface of the diffuser lens 19 that is closer to the LED 17 and is configured to reflect light. The restriction member 27 projects from the diffuser lens 19 toward the board reflection sheet 23 and restricts positional relationship between the diffuser lens 19 and the board reflection sheet 23.