1334 results about "Dual effect" patented technology

The invention relates to a microemulsion heavy wax crystal emulsifying dispersant applied to an oil well for tertiary oil recovery, and is mainly used for solving the problem that the oil production rate is influenced due to the high return pressure and the short thermal washing period of the oil recovery well caused by that serious wax precipitations are generated by the oil well which contains thickened oil and is high in polymer flooding and viscosity. The emulsifying dispersant is prepared from the following components by weight percent: 1% to 3% of high-molecular polymer wax inhibitor, 13% to 25% of organic aromatic solvent, 1% to 3.5% of emulsifying agent, 8% to 12% of sulfonate, 10% to 12.5% of alcohol, 10% to 20% of demulsifier and 25% to 35% of water. The emulsifying dispersant has the dual effects of eliminating and preventing the waxy bitumen colloid precipitations with long molecular chains or high carbon number in crude oil from being precipitated, so that the wall sticking quantity of condensate oil is greatly decreased; the running load of the oil well is reduced; and the well washing period is prolonged. Thus, the oil production rate is improved.

The invention relates to a drug fertilizer composition for preventing and treating green turf diseases. The drug fertilizer composition comprises the following components by mass percent: 0.05-5% of antimicrobial actives, 0.05-1.5% of plant growth regulator, 45-60% of macronutrient compound, 1-15% of trace nutrient element compound, 5-25% of active organic nutrient substance, and 0.5-15% of booster. By adopting the drug fertilizer composition, the plant growth regulator is reasonably compounded with a protective fungicide or a fungicide with treatment and eradication functions. An experiment proves that the drug fertilizer composition has an obvious synergic effect, and is further compounded and fused with the plant nutrient substance, so as to achieve dual effects of the drug and the fertilizer. The green turf diseases can be prevented and treated, sufficient balanced nutrient elements can be provided for maintaining the lawn, synchronous use of the drug and the fertilizer is achieved, and the drug fertilizer composition can be widely applied to growth of the golf green lawn and/or prevention and treatment of diseases.

The invention discloses a friction welding method of a titanium-aluminum alloy turbine and a 42CrMo quenched and tempered steel shaft, which aims to solve the technical problem that when the titanium-aluminum alloy turbine rotor and the quenched and tempered steel shaft are connected by the current method, the tensile strength of a joint is low. The invention has the technical scheme that an embedded groove in a shape of a solid of revolution is processed at one side of the titanium-aluminum alloy turbine; in the welding process, the welding end surface of the turbine shaft has friction with the welding surface of the embedded groove of the titanium-aluminum alloy turbine; and by controlling the friction shortening amount, the casting fins formed at the turbine shaft side are fully filled into the embedded groove. Thus dual effects of metallurgical bonding and mechanical connection of the welding surface are achieved, and the tensile strength of the joint of connecting pieces at room temperature is increased from 390MPa in the background art to 480-537MPa.

The present invention relates to an intelligent temperature adjusting preservation refrigerator which is characterized in that the inside of a non-refrigerating room of the refrigerator is provided with a storage box; the lower part of the storage box is provided with a pressure sensor which can detect the weight of stored goods at any time; at the same time, a control panel of the refrigerator also distinguishes the variety of the stored goods. When the invention is used, the main control panel determines the refrigerant time and the optimal preservation temperature according to the variety and the weight of the stored goods, thereby achieving the dual effect of saving electric energy consumption and increasing the preservation degree of goods.

The invention discloses a solar aided carbon dioxide trapping integrated system, which mainly comprises three parts, i.e. a power generation subsystem, a carbon dioxide trapping subsystem and a solar heat collection subsystem, wherein the subsystems are connected mainly through a boiler feed water heater, a reboiler and a flue gas pretreatment device to form the whole integrated system. According to the system, the high and low energy requirements of related parts among the solar heat collection subsystem, the power generation subsystem and the carbon dioxide trapping subsystem are reasonably allocated and integrated in different connecting ways at the heat output end of the solar heat collection subsystem to realize the gradient utilization of energy, so that the energy consumption of extraction of vapor from a steam turbine of a power plant can be greatly reduced, the stability of the power plant can be maintained, the dual effects of utilizing renewable energy resources and reducing the carbon dioxide emission of the power plant are achieved, and the large-scale application of solar energy and an integrated flue gas trapping technology in China are forcefully promoted.

The invention provides an automatic marking method for karaok vocal accompaniment. In the method, pitch, beat position and volume of a singer are compared with the original pitch, beat position and volume of the theme of a song to generate tone sensation score, rhythm sensation score and emotion score respectively, so as to obtain weighted total score in a weighted marking method. By using the method, the pitch, beat position and volume error of each section of the song sang by the singer can be exactly worked out, and a pitch curve and a volume curve can be obviously displayed, so that the singer can learn which part is sung incorrectly and which part needs to be enhanced. The invention also has the advantages of dual effects of teaching and entertainment, high practicability and technical advancement.

The invention discloses a method for preparing organosilicon quaternary ammonium salt modified polyurethane resin for a marine antifouling coating. The method comprises the steps of: firstly, preparing double hydroxyl end-organosilicon quaternary ammonium salt from 1,3-bi[3-(1-methoxyl-2-hydroxy propoxy) propyl]-tetramethyl disiloxane, gamma-chlorinated propyl methyl dimethoxy silicone, dimethyl dimethoxy silicone, deionized water and dodecyl dimethyl tertiary amine; then mixing the prepared double hydroxyl end-organosilicon quaternary ammonium salt, the polyether polyol and the diisocyanate in a solvent; adding a curing agent to prepare the organosilicon quaternary ammonium salt modified polyurethane resin for the marine antifouling coating. The organosilicon quaternary ammonium salt modified polyurethane resin prepared by the method is combined with dual effects of low surface energy and killing, and used as the marine antifouling coating film forming matter. Thus, absorption of marine organism can be restrained; the bacteria absorbed at the surface of a ship body can be killed through the quaternary ammonium salt.

A process for preparing rutile-type titanium pigment powder by dual-effect crystal seed method includes such steps as preparing dual-effect crystal seeds, hydrolyzing titanium liquid while adding the crystal seeds while plays the role of crystal nucleus of hydrolized metatitanic acid particle, and calcining where it plays the role of the crystal nucleus for rutile-type phase change. Its advantages are low calcining temp, low cost and high output.

The invention discloses a water-based viscous-elastic damping sound-insulation adhesive, comprising 40-80 wt% of emulsion aclylate pressure-sensitive adhesive, 0-10 wt% of polyacrylate copolymer, 0-15 wt% of filling material, 0-10 wt% of tackifier, 0.3-2 wt% of surfactant, 0.1-0.5 wt% of antifoaming agent, 1-4.0 wt% of fire retardant, 12-40 wt% of water, and 0.05-0.3 wt% of bactericide, wherein the summation of the weight percentages of all the ingredient is 100 wt%. The water-based viscous-elastic damping sound-insulation adhesive belongs to an environment-friendly type adhesive, has no toxicity and no harm, is friendly to human body and environment, has high damping value, wide temperature range, and strong caking property, can form a damping platform with a damping value of more than 0.9 and a temperature range of more than 100 DEG C, has a T-peel strength of larger than 31 N/cm, and has the dual effects of sound insulation and caking.

The invention provides a pharmaceutical composition for treating embolism and a preparation method thereof, the pharmaceutical composition comprises a hydroxyl-contained biocompatible polymer materialand a monomer containing unsaturated double bonds and anion groups, as well as a polymer generated by polymerization reaction of an optional vinyl monomer, wherein the polymerization is initiated through free radicles, and bleomycin or pingyangmycin is combined on the anion groups of the generated polymer. The preparation method combines the bleomycin or the pingyangmycin on a carrier of the polymer, thereby being capable of fully playing the dual effects of an anti-tumor antibiotic and a hardening agent owned by the bleomycin or the pingyangmycin during the embolism treatment. The anion partof the polymer can be properly combined with the bleomycin or the pingyangmycin which is rich in amino groups, thereby not only realizing the higher drug loading, but also leading the drug in an emboliaztion agent to be exchanged by cation in human body, and further realizing the slow release. In addition, the embolic carrier of the polymer has the advantages of simple prepration technology andlow cost, thereby being applicable to large-scale industrial production.

The invention relates to an ecological floating bed device for in-situ enhanced denitrification of a micro-polluted river, and can effectively solve problems that in the water body of the micro-polluted river, the C/N is relatively low, the available carbon source is insufficient, the denitrification effect is inhibited, and the TN removal rate is relatively low. The technical scheme is that the ecological floating bed device comprises a floating bed frame and emergent plants; the floating bed frame is composed of a rectangular outer floating bed frame 2 and a grid-like inner floating bed frame 3; plant water-permeable planting grooves 4 are uniformly distributed in frame grids; the planting grooves are provided with a floating bed substrate 5 and the emergent plants 1 planted in the substrate; the lower part of the floating bed frame is filled with a perpendicularly downward combined filler; the lower parts of four corners of the outer floating bed frame 2 are connected with fixed piles 7 fixed on a riverbed through connecting ropes 6. The ecological floating bed device provided by the invention is suitable for purifying water body of natural river channels, lakes and reservoirs, as well as landscapes, has dual effects of water surface beautification and water purification, and is simple to mount, economical and practical.

The invention discloses a preparation method for aluminum-scandium alloy target materials. The preparation method comprises the following specific steps of selecting metallic aluminum powder with thepurity of 99.5% or above and the particle size of 10-165 [mu]m, and metallic scandium powder with the purity of 99.5% or above and the particle size of 10-240 [mu]m, and uniformly mixing the metallicaluminum powder and the metallic scandium powder according to the mass ratio that the metallic aluminum powder accounts for 50%-98% and the metallic scandium powder accounts for 2%-50% by mass; putting the mixed powder into a mould, and pre-pressing the mould at room temperature with the pre-pressing force of 20-35 MPa; putting the pre-pressed mould into a vacuum hot press which is vacuumized to 6.7x10<2>-6.7x10<3> Pa, entering a sintering stage, and then cooling the mould to the room temperature; after cooling the mould to the room temperature, releasing vacuum and removing the mould pressureso that the aluminum-scandium alloy target materials are obtained; the relative density of the aluminum-scandium alloy target materials is high through the dual effects of pressure application and sintering; and the composition proportion can be regulated within a larger range.

The invention belongs to the technical field of organic fertilizer, in particular to an antibacterial type composite biological organic liquid fertilizer, which comprises bacillus subtilis with the capacity of intensively decomposing enzyme and inhibiting bacteria, pseudomonades fluorescens are rhizosphere soil probiotics which can decompose pesticide residues and dissolve insoluble microcosmic salts of the soil, antibiotic actinomycetes secrete antibiotics so as to help to reduce the demand of chemical pesticides, trichoderma not only can prevent a variety of pathogenic bacteria, but also can decompose straw crude fiber so as to improve soil physical property and increase the content of available organic matters in the soil. The product also comprises chitin with the functions of sterilization and growth promotion. The bio-technology components are matched with organic and inorganic nutrients to synthesize a dual-effect novel biological agent with fertilizers and natural bio-fungicides. Therefore, the product is an organic green product and can be widely used for various crops.

The invention relates to a component used in textile machinery, in particular a natural luster finishing machine roller which comprises a roller body 21, a heating device and a rotary hook-up device, wherein the heating device comprises coils 7, a core barrel 22, a heat insulated pipe 6, a capacitor resistor 10, the core barrel 22, the heat insulated pipe 6 and the capacitor resistor 10 are sequentially arranged at the inner side of the roller body 21; the coil 7 formed by winding a rope-shaped heater is arranged in a groove of the core barrel 22; the starting end wire 8 of each group of coils 7 is connected with one live wire of a three-phase AC power supply on a carbon brush 16, the tail end wire 9 thereof is connected with a capacitor 10 in series and then connected with a shared neutral wire of the three-phase AC power supply on the carbon brush 16, and thus a star-shaped connection circuit combining resistor, inductance and capacitor is formed. By using the principle that power current can generate current while flowing through resistance wires and generate magnetic fields while flowing through magnetic fields to make magnetic conductors generate heat because of inductance, the natural luster finishing machine roller has the advantages of dual effects of electromagnetic and resistance heat, high heating speed, high energy utilization rate and few device failures.

A mixed 'firecracker-fireworks' having the effects of firecracker and fireworks and generating 5 colors is prepared from potassium perchlorate, Mg-Al alloy powder, strontium carbonate, phenolic resin, polyvinyl chloride, strontium nitrate, sulfur, glutinous rice flour, etc. Its advantages are simple preparing process, dual effect, multiple color and long perdurability.