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37results about How to "Strong price advantage" patented technology

Novel feed for cattle and sheep and preparation method of novel feed

The invention belongs to the field of animal feed processing and particularly relates to a novel feed for cattle and sheep and a preparation method of the novel feed. The novel feed is prepared by processing byproducts, namely corn steep liquor, corn bran, corn gluten meal, saccharified liquid residues and yeast bodies on a production line of isomaltooligosacharide, as well as corn stalks, a compound premix for the cattle and the sheep, and corn flour; the produced complete feed meets cattle and sheep production requirements, and solves he problems of poor utilization of the byproducts and environment pollution during the production of the isomaltooligosacharide; and besides, the processed complete feed for the cattle and the sheep is low in cost, complete in nutrition, good in palatability, high in feed conversion rate and very suitable to be used for the large-scale captive breeding of the cattle and the sheep, so that not only is the culture benefit increased, and simultaneously the problem that the cattle and the sheep scramble food with pigs and poultry is solved.
Owner:BAOLINGBAO BIOLOGY

Method for producing liquid wood integral door

The invention discloses a method for producing a liquid wood integral door, which comprises the following steps of: 1) preparing liquid wood, namely (1) drying and grinding raw materials; (2) mixing the raw materials to obtain a mixture; and (3) generating the liquid wood, wherein the liquid wood comprises the following raw materials in part by weight: 100 parts of polyvinyl chloride, 40 parts of calcium carbonate, 60 parts of wood fiber powder, 4.5 parts of stabilizer, 8 parts of chlorinated polyethylene (CPE), 5 parts of acrylamide (ACR), 3 parts of H530, 0.5 part of polyethylene (PE) wax, 0.6 part of stearic acid, and 1 part of pigment; and 2) performing extrusion molding on the liquid wood at one time to obtain the integral door. In the method, the raw materials are molded at one time at a high temperature and under high pressure, do not contain formaldehyde, and are subjected to surface treatment by adopting thermal transfer technology; the integral door is free of paint, has no any toxic harmful gas and smell release in the production and use process, is environmental-friendly and has practicality.
Owner:杨华

Waterproof cement additive and cement containing same

InactiveCN102757196AImprove hydrophilicityExcellent continuous film-forming performancePolymer scienceCrazing
The invention relates to a waterproof cement additive and cement containing the same. The waterproof cement additive is prepared through the following steps: dissolving polyvinyl alcohol in water, adding methyl acrylate in the solution, then adding an initiator, carrying out water bath at 60 to 90 DEG C, introducing nitrogen, and reacting for 2 to 10 hours, wherein the ratio of polyvinyl alcohol to methyl acrylate is 2g:(1 to 2) ml, and the weight ratio of polyvinyl alcohol to the initiator is (15 to 30):1. After the waterproof cement additive is blended with emulsion formed after cement is dissolved, cement has excellent continuous film forming performance, so that active groups in polymer molecules are possibly in the cross-linking reaction with Ca and Al in hydration products of cementto form a special bridge bonding effect, the physical organizational structure of hard cement mortar is improved, the internal stress is relieved, the generation of the microcracks is reduced, the compactness of waterproof polymer paint is enhanced, and the compactness is stronger.
Owner:天津市南开区房地产管理局

High-toughness electric conduction nylon composite material and preparation method thereof

The invention relates to a nylon composite material and particularly relates to a high-toughness electric conduction nylon composite material and a preparation method thereof. The composite material comprises raw materials of 50-80 wt.% of a polymer matrix, 10-20 wt.% of carbon black, 10-30 wt.% of maleic anhydride grafted polyolefin elastomer and 0.5-1.5 wt.% of liquid paraffin. The electric conduction performance of the obtained composite material is better than that of a carbon black / polymer two-phase composite material, and compared with impact strength of a pure matrix and the carbon black / polymer two-phase composite material, the impact strength of the obtained composite material is substantially improved; according to the high-toughness electric conduction nylon composite material and the preparation method thereof, a one-step method preparation process is used, so that industrialization production is easy to achieve, and the composite material is suitable for large-scale popularization and application; and the cheap foundation raw materials are used, so that costs are obviously reduced, and the composite material has a good price advantage.
Owner:合肥市和裕达塑业有限公司

Non-ferrous metal oxide ore chelate collector and preparation method thereof

The invention provides a non-ferrous metal oxide ore chelate collector and a preparation method thereof. The invention is characterized in that the chelate collector is alkyl malonic acid; and the preparation method of the chelate collector is completed in three steps of reaction: 1, solid-liquid phase transfer catalytic hydrocarbylation: directly performing a solid-liquid phase reaction for 0.5 to 4.0 hours at the temperature of 60-200 DEG C by using a phase transfer catalyst, anhydrous carbonate, halogenated hydrocarbon and diethyl malonate as raw materials to prepare alkyl diethyl malonate; 2, basic hydrolysis: hydrolyzing the alkyl diethyl malonate into alkyl sodium malonate by adopting a NaOH solution condition; and 3, acidification: transforming the alkyl sodium malonate into alkyl malonic acid in the acidic condition with the pH of 0.5-6.5, cooling, crystallizing and separating a product, and filtering to obtain the product. The chelate collector has the characteristics of wide raw material sources, low production cost, simple preparation process, stable property and high collection capability and selectivity.
Owner:SHENYANG RES INST OF NONFERROUS METALS +1

Method for producing high-macroelement liquid organic special fertilizer

The invention relates to a method for producing a high-macroelement liquid organic special fertilizer. The method comprises the following steps: selecting raw materials, pretreating the raw materials, performing anaerobic fermentation, performing slag-liquid separation, performing oxygen exposure filtration, mixing and blending and performing refined filtration filling. The content of the macroelement is improved to a high level, and the topdressing problem of organic cultivation is solved; and moreover, the production efficiency is high, the cost is low, and the problems that waste of biogas slurry and sewage is severe even the environment is polluted are solved.
Owner:王本明

Surroundings control system and method for medical equipment

The invention discloses an environment control system, which comprises a medical equipment controller, and at least one device to be controlled or a monitoring device. The environment control system also comprises a CAN input / output module, wherein the medical equipment controller controls the device to be controlled through the CAN input / output module or acquires monitoring information from the monitoring device. The CAN input / output module drives the device to be controlled through a digital / analog converter or a pulse-width modulation generator; or the monitoring information of the monitoring device is input to the CAN input / output module through one digital / analog converter. The environment control system adopts the CAN input / output module to perform signal transmission, the CAN input / output module serves as an independent node and becomes a system to achieve modularization, and the cost is reduced from the view point of hardware.
Owner:SIEMENS SHANGHAI MEDICAL EQUIP LTD

Ultrasonic power system based on high frequency transformer feedback

The invention discloses an ultrasonic power system based on high frequency transformer feedback, comprising an ultrasonic power, a matching inductor, an ultrasonic transducer, a non-inductive resistance, a high frequency pulse transformer, a phase discriminator and a DSP, wherein one output end of the ultrasonic power is connected with the matching inductor and the transducer in series in order and then is connected with one end of the non-inductive resistance and an end of a phase discrimination circuit resistance R1 respectively; the other end of the non-inductive resistance is connected with the other output end of the ultrasonic power; the output signal of the phase discrimination circuit is connected with the DSP; a primary terminal of the high frequency pulse transformer is connectedwith the output end of the ultrasonic power, one end of a secondary terminal of the high frequency pulse transformer is connected with one end of a phase discrimination circuit resistance R4 and theground, and the other end of the secondary terminal of the high frequency pulse transformer is connected with the other end of the phase discrimination circuit resistance R4 and a 5th pin of an operation amplifier. The ultrasonic power system solves the problem of response delay in voltage phase measurement and reduces system error; and compared with a sensor, the high frequency transformer in thesystem has the advantages of small volume, light weight and low price.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Biological robot-based miniature wireless active omni-directional vision sensor

The invention discloses a biological robot-based miniature wireless active omni-directional vision sensor. The hardware of the biological robot-based miniature wireless active omni-directional vision sensor comprises a gecko and a pipeline vision detection device; the pipeline vision detection device is bundled on the gecko, and the gecko creeps forward and drags the pipeline vision detection device to shoot the omni-directional image of the inner wall of a pipeline in the narrow and long pipeline with small caliber; the pipeline vision detection device mainly comprises a wireless communication unit, an active omni-directional vision sensor and a power supply; the active omni-directional vision mainly comprises an omni-directional vision sensor, an LED band light source and an omni-directional laser source; and a pipeline detection analysis system detects the detected pipeline according to the omni-directional video image transmitted through wireless communication network and executes 3D modeling treatment.
Owner:汤一平

Synthesis of N,N-di(4-methyl phenyl)-4-(2, 2-diphenylethyllene)aniline

The invention relates to a method for synthesizing N, N-bis(4-methylphenyl)-4-(2, 2-diphenylvinyl). The method comprises the following steps: diphenylbromomethane and triethyl phosphite react to form diphenylmethyl phosphonic diethylester; N, N-(4-methylphenyl)aniline is synthesized by use of aniline and p-Iodotoluene in the presence of cuprous bromide and other catalysts; N, N-bis(4-methylphenyl)-4-aminobenzaldehyde is formed by use of phosphorus oxychloride and N, N-dimethylformamide formacyl; and the diphenylmethyl phosphonic diethylester reacts with the N, N-bis(4-methylphenyl)-4-aminobenzaldehyde to form the N, N-bis(4-methylphenyl)-4-(2, 2-diphenylvinyl). The method has the advantages that the method is simple in steps, easy to control reaction conditions, low in requirements on equipment, high in yield and applicable to industrial production.
Owner:BEIJING ODYSSEY CHEM

Cement additive

The invention discloses a cement additive which comprises the following components in parts by weight: 2-4 parts of polyvinyl alcohol, 2-4 parts of methyl acrylate, 0.5-2.5 parts of emulsion polymerized butadiene styrene rubber, 0.5-1 part of sodium silicate or sodium metasilicate, 0.5-1 part of sodium dodecyl sulfonate, 1-1.5 parts of nano silicon dioxide and 1-2.5 parts of an initiator. Polyvinyl alcohol and polyacrylate form a copolymer by adopting a free radical polymerization method, and advantages of polyvinyl alcohol and polyacrylate which are matched with emulsion polymerized butadiene styrene rubber, sodium silicate or sodium metasilicate, sodium dodecyl sulfonate and nano silicon dioxide are fully utilized to prepare a copolymer cement waterproof additive suitable for waterproof cement. The production cost of raw materials used by the additive disclosed by the invention is lower than that of a marketed waterproof emulsion at present, and the cost is further lowered in quantity production. The cement additive disclosed by the invention has a relatively strong price advantage.
Owner:TONGLING HAIYUAN SUPERFINE POWDER

Polyolefin high-concentration plasticizer master batch, and preparation method and application thereof

The invention relates to the technical field of organic polymer materials, in particular to a polyolefin high-concentration plasticizer master batch, and a preparation method and application thereof.The polyolefin high-concentration plasticizer master batch is prepared from the following raw materials: a foamed polyolefin carrier and a plasticizer, wherein the plasticizer is a liquid hydrocarboncompound having a weight average molecular weight of 500-8000, which is measured by gel permeation chromatography. According to the invention, the self-made foamed polyolefin carrier is adopted, and the carrier has a network structure formed by inter-communicating through holes and relatively high porosity and can fully absorb the plasticizer, so the high-concentration plasticizer master batch canbe prepared; the plasticizer master batch has the advantages of small addition amount in a high-molecular material, uniform dispersion, no influence on the performances of the high-molecular material, improvement of the physical performances of the high-molecular material and maintenance of the excellent physical and mechanical performances of the high-molecular material; and the preparation method is simple in process, low in cost and easy to operate.
Owner:安徽星贝达新材料科技有限公司

Nimbin beta-CD wettable powder, nimbin micro-emulsion form and its production technology

InactiveCN1413460ASolve the problem of rapid decompositionImprove stabilityBiocideAnimal repellantsOrganic solventPesticide residue
A wettable powder of nimbin is prepared through including the raw nimbin with beta-CD (beta-dextrin) and adding wetting agent and dispersing in the inclusion compound. A microemulsion of nimbin is prepared from said wettable powder of nimbin and water as matrix through adding the surfactant with proper turbidity point and hydrophilic and lipophilic groups. Its advantages are high effect on improving the stability of nimbin, long effective period and low cost.
Owner:重庆荣达建设(集团)有限公司

Bituminous mixture modifier and preparation method thereof

The invention discloses a bituminous mixture modifier and a preparation method thereof. The bituminous mixture modifier is prepared from waste polyethylene, waste polypropylene, a toughening agent, aninitiator, a modifier, an anti-ageing agent, filler and pigment. According to the bituminous mixture modifier and the preparation method thereof, by adopting modification technologies of blending, grafting, toughening and the like, the industrial, agricultural and domestic recovered waste PE and PP, the other modifier, the filler and the like are mixed evenly according to a certain ratio to prepare black solid particles, according to 0.3-0.5% of total mass of a bituminous mixture, the black solid particles, pitch and mineral aggregate are stirred and mixed evenly at a mixing station under technology conditions of certain temperature, mixing time and the like, thus paving can be conducted, the rut resistance capability of a bituminous pavement can be greatly improved, and meanwhile, both the moisture damage resistance performance and the low temperature resistance performance are obviously improved. By adopting the modification technologies, not only is the cost reduced, but also the high temperature stability of the bituminous mixture can be greatly improved, the foreign technology monopoly is broken, and the bituminous mixture modifier and the preparation method thereof have profound significance in the aspects of positively responding to national waste material resource recycling and the like.
Owner:TAIYUAN UNIV OF TECH

Method for synthesizing 4-hydroxymethyl-biphenyl

The invention discloses a method for synthesizing 4-hydroxymethyl-biphenyl, belonging to the field of organic synthesis. The method comprises the steps of enabling biphenyl, which is taken as a raw material, to react with NXS to generate 4-halogenated biphenyl; then, enabling the generated 4-halogenated biphenyl to react with magnesium metal in presence of chlorinated n-butane so as to generate aGrignard reagent; then, enabling the generated Grignard reagent to react with XCH2OR, and carrying out acidic hydrolysis to obtain the 4-hydroxymethyl-biphenyl. The method has the advantages of beingeasy in obtaining of raw material, low in cost and mild in conditions, thus having a process amplification prospect.
Owner:浦拉司科技(上海)有限责任公司

Plasticizer composite

The invention discloses a plasticizer composite. The plasticizer composite comprises, by weight, 25-30 parts of tetrafluoroethylene, 20-25 parts of styrene, 20-25 parts of polystyrene, 15-20 parts of polyacrylamide, 5-10 parts of polymeric aluminum chloride, 15-20 parts of polyamide, 6-8 parts of maltitol, 8-10 parts of isomaltulose, 10-12 parts of erythritol, 6-8 parts of carbitol, 10-12 parts of diglycol, 3-5 parts of dipropylene glycol, 5-6 parts of diethanol amine, 4-6 parts of dipropylene glycol, 6-8 parts of p-hydroxybenzoic acid, 5-8 parts of methyl anthranilate, 3-5 parts of methyl methacrylate, 4-6 parts of hydroxyethyl methylacrylate, 8-9 parts of butyl methacrylate, 5-6 parts of iso-octyl methacrylate, 6-7 parts of paraffin, 6-8 parts of sodium carbonate and 8-10 parts of epoxidized soybean oil. The plasticizer composite is low in cost, poisonless, harmless and stable in performance, and has strong price advantage as compared with other plasticizers.
Owner:司徒建辉

A method of a phenyl -bonacharin anhydride distillation of heavy -quality residual liquid to prepare alcoholic acid resin

The invention belongs to the technical field of fine chemicals, and specifically relates to a method for preparing alkyd resin based on trimellitic anhydride rectification heavy raffinate, the reaction of trimellitic anhydride rectification heavy raffinate, monohydric alcohol and catalyst in a molten state, through a water separator Separate the water phase to obtain the monohydric alcohol esterification product of trimellitic anhydride rectification heavy raffinate. After the acid value meets the requirements, lower the temperature, add organic solvent and water, stir and mix evenly, then stand still, drain the water phase, and recover the reaction product through the rectification separation column. Solvent and monohydric alcohol, start the vacuum pump, distill out the reacted polyhydric alcohol in the reaction liquid, add organic solvent, stir and mix evenly to obtain the alkyd resin product. The preparation process of the present invention is simple and has high productivity, which is conducive to the batch preparation of high-performance alkyd resins. The polybasic acid in the heavy residual liquid of trimellitic anhydride rectification is used as a raw material to reduce the production cost of the product alkyd resin, improve economic benefits, and make the product have a strong price advantage.
Owner:NANTONG BAICHUAN NEW MATERIAL CO LTD +1

Polymer-cement water-resisting admixture

The invention discloses a polymer-cement water-resisting admixture. The polymer-cement water-resisting admixture is prepared from the following ingredients in parts by weight: 5-7 parts of polyvinyl alcohol, 5-7 parts of methyl acrylate, 3-4 parts of emulsion polymerized butadiene styrene rubber, 3-4 parts of sodium silicate or sodium metasilicate, 2-3 parts of sodium dodecyl sulfonate, 2-3 parts of nano-silica, 4-5 parts of ethylene methyl ester and 3-4 parts of initiator. According to the polymer-cement water-resisting admixture, the polymer-cement water-resisting admixture suitable for waterproof cement is obtained by preparing a copolymer from polyvinyl alcohol and polyacrylate by adopting a free-radical polymerization method, making full use of respective advantages of polyvinyl alcohol and polyacrylate and enabling the copolymer to be combined with emulsion polymerized butadiene styrene rubber, ethylene methyl ester, sodium silicate or sodium metasilicate, sodium dodecyl sulfonate and nano-silica. The production cost of the raw materials used by the polymer-cement water-resisting admixture is lower than that of current commercially-available waterproof emulsions, and the cost can be further reduced during large-batch production, so that the product disclosed by the invention has a relatively strong price advantage.
Owner:TONGLING HAIYUAN SUPERFINE POWDER

Ultrasonic power system based on high frequency transformer feedback

The present invention discloses an ultrasonic power system based on high frequency transformer feedback, comprising an ultrasonic power, a matching inductor, an ultrasonic transducer, a non-inductive resistance, a high frequency pulse transformer, a phase discriminator and a DSP, wherein one output end of the ultrasonic power is connected with the matching inductor and the transducer in series in order and then is connected with one end of the non-inductive resistance and an end of a phase discrimination circuit resistance R1 respectively; the other end of the non-inductive resistance is connected with the other output end of the ultrasonic power; the output signal of the phase discrimination circuit is connected with the DSP; a primary terminal of the high frequency pulse transformer is connected with the output end of the ultrasonic power, one end of a secondary terminal of the high frequency pulse transformer is connected with one end of a phase discrimination circuit resistance R4 and the ground, and the other end of the secondary terminal of the high frequency pulse transformer is connected with the other end of the phase discrimination circuit resistance R4 and a 5th pin of an operation amplifier. The ultrasonic power system solves the problem of response delay in voltage phase measurement and reduces system error; and compared with a sensor, the high frequency transformer in the system has the advantages of small volume, light weight and low price.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Primary and secondary station distributed green power supply supermarket system

The invention discloses a secondary and primary station distributed green power supply supermarket system. The supermarket system comprises a distributed primary station for acquiring green power, a plurality of user power admission substations distributed around a power supply primary station, a mobile energy storage battery unit, a scheduling system for monitoring and adjusting working parameters of all parts of the system, and an operation team. The electric power supply supermarket is an off-grid electric power supply system, provides point-to-point buy-and-use electric power demand products for users and provides personalized electricity consumption customization services for the users. And the electric energy generated by the power supply mother station charges the mobile energy storage battery unit between the son station and the mother station. According to the power supply system, efficient operation of the system is achieved by increasing or decreasing the number of the energy storage units or adjusting the power generation capacity, and therefore it is guaranteed that the cost of supplied power is low. The capacity and position deployment can be adjusted among the mother stations in a region according to market requirements, and the problem of difficulty in networking due to general unstable power output is avoided.
Owner:张凤山 +3
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