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107results about How to "Easy to put into production" patented technology

Aluminum alloy material and production method of cast-rolling stock of decorative strip of same

The invention relates to a 3004 aluminum alloy material and a production method of a cast-rolling stock of a decorative strip of the 3004 aluminum alloy material. The compositions of the aluminum alloy material comprise smaller than or equal to 0.25 percent of Si, 0.20 to 0.60 percent of Fe, 0.10 to 0.15 percent of Cu, 1.0 to 1.20 percent of Mn, 0.85 to 1.25 percent of Mg, smaller than or equal to 0.05 percent of Ti, and the remaining amount of Al. The production method comprises the steps of smelting, refining, on-line degassing, grain refinement, filtration, cast rolling, and the like; during the smelting, 50 percent to 60 percent of electrolytic aluminum liquid and the rest of aluminum alloy waste materials are mixed and smelted; the compositions except Mg are added to the mixture; and after the steps of powder injection refining, slag skimming, magnesium ingot adding, furnace turning-down and refining are conducted, the stock of the strip is cast-rolled. A product of the production method has even and steady chemical compositions and can satisfy the mechanical property requirements of subsequent rolling, so that the yield of subsequent rolling is increased; by using the aluminum alloy waste materials as raw materials, the raw materials are saved; by directly adding the electrolytic aluminum liquid, gas loss in the melting process is reduced, and burning loss in the waste material melting process can also be decreased; and by using a cast-rolling manner to replace a hot-rolling manner, the process is simplified and the production cost is greatly reduced.
Owner:沁阳市鼎建建设发展有限公司

Wet spinning method of low-proportion high-spun flax macrofiber

The invention provides a wet spinning method of low-proportion high-spun flax macrofiber, which comprises the steps of: a first step, combing original flax fiber to obtain flax macrofiber; a third step, carrying out hemp proportioning on the flax macrofiber obtained after crystal transition modification in a former step, gilling, paralleling and spinning by a roving process to obtain flax roving; and a fifth step, carrying out wet spinning on the flax roving obtained after water blanching in a former step by a wet spinning frame to obtain the flax yarn. The wet spinning method is characterized in that a second step of carrying out crystal transition modification treatment on the flax macrofiber is performed between the first step and the third step, and a fourth step of carrying out water blanching on the flax roving is performed between the third step and the fifth step. The method has the advantages that the utilization ratio of the flax macrofiber is greatly improved and reaches more than 70%, and the material resources are saved; high-count linen yarn can be spun according to the fiber proportion of the traditional wet spinning method; and the water blanching replaces the scouring blanching in the traditional wet spinning method, so that the process is simplified, the energy sources are saved and the cost is lowered.
Owner:DONGHUA UNIV +1

Preparation method of magnetic iron oxide nanoparticle capable of stably dispersing in water

The invention discloses a preparation method of a magnetic iron oxide nanoparticle capable of stably dispersing in water. The preparation method provided by the invention comprises the following steps of weighing 10 to 30g of triethylene glycol or polyethylene glycol having molecular weight of 600 to 20000 or polyethylene glycol monomethyl ether having molecular weight of 600 to 20000, adding 0.15 to 3g of an additive into the 10 to 30g of triethylene glycol or polyethylene glycol having molecular weight of 600 to 20000 or polyethylene glycol monomethyl ether having molecular weight of 600 to 20000, putting the mixture into a three-neck flask, putting the three-neck flask with the mixture on a temperature-control magnetic stirrer, heating the mixture to a temperature of 70 to 90 DEG C, adding 0.1 to 3g of analytically pure iron acetylacetonate into the mixture, stirring for 5 to 15 minutes by a magnetic stir bar, wherein in heating, flowing argon is fed into the three-neck flask for protection, heating to a temperature of 150 to 320 DEG C, keeping the temperature for 20 to 600 minutes by heating, cooling to a temperature below 60 DEG C, adding 50 to 70ml of analytically pure toluene or acetone into the three-neck flask, carrying out magnet adsorption, washing by analytically pure acetone twice, and dissolving precipitates obtained by the previous step in water to obtain the magnetic iron oxide nanoparticles having sizes of 3 to 50nm. The preparation method provided by the invention has simple processes and is conducive to production. The magnetic iron oxide nanoparticle obtained by the preparation method can be utilized for the fields of biotechnology, medicine, catalysis and mechanical lubrication.
Owner:GUILIN UNIVERSITY OF TECHNOLOGY

Method for producing vitamin C by esterification reaction-infiltration evaporation barrier separation integral process

The present invention provides a method of synthesizing the vitamin C (V C ) through the esterification, the pervaporation (PV) membrane separation and integration technology, comprising the process of the methyl esterification between the methanol and the 2-ketone-L-gulonic acid (2-KLG) to produce the 2-ketone-L-gulonic methyl ester (2-Me-KLG). The process comprises the following steps: (1) the solid or liquid 2-KLG is dissolved in the methanol; the temperature is then raised and the catalyst is added; (2) the reaction solution prepared in the first step is pumped into the PV membrane separation device; the reaction solution after the membrane dehydration circulates into the esterification reactor; (3) the product 2-Me-KLG or the reaction solution is directly provided for the later production of the VC. In the method of the present invention, the area of the used membrane is small; the ratio between the alcohol and acid of the raw material liquid and the reaction temperature are relatively low; the invention greatly improves the purity and collection rate of the 2-Me-KLG; the technology is simple and the process is stable; the present invention is suitable for the industrial production-line.
Owner:ZHEJIANG GONGSHANG UNIVERSITY

Adjustable lever drilling die clamp

The invention discloses an adjustable lever drilling die clamp. The adjustable lever drilling die clamp comprises a clamp body, a fixed V-shaped block, a movable V-shaped block device, a positioning and adjusting device, a drilling die device and an auxiliary supporting device, wherein the fixed V-shaped block with a rightward opening is fixed at the left side of the upper plane of the clamp body; the movable V-shaped block device with a leftward opening is arranged at the right side of the upper plane of the clamp body; the positioning and adjusting device is arranged in the middle of the upper plane of the clamp body; the position close to one side edge on the upper plane of the clamp body is also provided with the drilling die device; and the upper plane of the clamp body, which is positioned at the right side of the positioning and adjusting device, is provided with the auxiliary supporting device. The adjustable lever drilling die clamp disclosed by the invention has the advantages that a group of workpieces with similar characteristics can be clamped, the auxiliary working time can be reduced, the technical requirement to workers is reduced, the labor intensity of the workers is relieved, the safe production is guaranteed, the labor productivity is improved, and the production of new products can be rapid and convenient, so that the production preparing period is shortened, and the production cost is reduced.
Owner:SUZHOU VOCATIONAL UNIV

Iron oxide pigment production equipment capable of being used for removing particle impurities

The invention relates to the technical field of iron oxide pigment production equipment, in particular to iron oxide pigment production equipment capable of being used for removing particle impurities. The equipment comprises an iron oxide pigment production equipment main body, wherein the iron oxide pigment production equipment main body comprises a processing mixing box main body, a bottom plate, a conveying box, a second servo motor, a third servo motor, a first servo motor and a raw material feeding box main body, the processing mixing box main body is fixedly mounted at the top end of the bottom plate, and a discharging opening is fixedly formed in the bottom end of the processing mixing box main body; and a control valve is fixedly mounted in the discharge port. By arranging the screening mechanism, through the shape characteristics of the rotary arc cam and the arc cam, the threaded spring can be driven to do reciprocating motion up and down, raw materials can be rapidly filtered, the structure is simple, operation is convenient, meanwhile, impurity particles are easy to clean and convenient to put into production, and rectangular grooves in the two sides of the filtering screen plate body slide up and down on sliding blocks; the stability of the filter sieve plate main body in the vertical vibration process is ensured.
Owner:正太新材料科技有限责任公司

Nano-PVC modifier and producing method thereof

The invention discloses a nanometer PVC modifier and a method for producing the same. The nanometer PVC modifier comprises the following components in weight percentage: 50 to 70 percent of silicon whisker, 5 to 20 percent of dioctylphthalate, 5 to 20 percent of coupling agent, 5 to 20 percent of dispersing agent, and 5 to 20 percent of PVC resin. The method comprises the following steps: the raw materials are stirred at high speed in a high-speed mixer until the temperature of the materials is raised to between 110 and 140 DEG C, the materials are transferred into a cooling mixer, and the materials are discharged when the temperature is dropped to between 40 and 70 DEG C; the materials are mixed and granulated at a temperature of between 150 and 180 DEG C; and then the materials are ground to obtain the nanometer PVC modifier. The PVC modifier has the advantages of high strength, stable chemical performance, high temperature resistance, good insulativity and low oil absorbing rate, thus the modifier is a functionality-enhanced plasticizing material; and the PVC modifier has high melting point, and the refractoriness of the PVC modifier reaches 1,720 DEG C. The fire resistance and the heat distortion temperature of the PVC product are improved, and the cost of raw materials is lower; and the preparation method has the advantages of simple process, easy operation, less investment, and easy production.
Owner:LUOHE KELAIBAO TECH CO LTD

Far infrared heating plate and manufacturing method thereof

The invention discloses a far infrared heating plate and a manufacturing method thereof. The far infrared heating plate comprises an aluminium substrate, a first polyimide thin film layer, infrared slurry, a copper foil conduction band, a second polyimide thin film layer and the like. The method provided by the method comprises the following steps of: firstly, coating the first high-temperature resistant polyimide thin film layer on the aluminium substrate, printing the infrared slurry on the coated aluminium substrate, and pasting the copper foil conduction band pasted with conductive dual-sided adhesive on the infrared slurry of the aluminium substrate; secondly, coating the second polyimide thin film layer with good insulation performance; finally drilling a welding hole for welding a lead, and pasting an insulation cap to obtain the far infrared heating plate. After the far infrared heating plate is electrified, the copper coil conduction band and the infrared slurry have uniform contact and good conductive effect and are safe and reliable. The heating plate has the advantages of rapidness for raising temperature, uniform heat conduction, long service life and simple structure. The manufacturing method for the far infrared heating plate has simple process, is easy to carry out and can be applied indoors in quantity as heating layers of wallboards and floors to achieve goodgreenhouse effect; furthermore, the far infrared heating plate can be widely applied to the apparatuses in a dry steam room.
Owner:ANHUI ZHONGKE BENYUAN INFORMATION TECH CO LTD

Line-pressing machine for absorbable medical suture lines and line-pressing method

The invention relates to the technical field of medical operation and especially relates to a line-pressing machine for absorbable medical suture lines and a line-pressing method. The line-pressing machine for absorbable medical suture lines comprises a power system and a line-pressing system. A driving wheel and a driven wheel of the line-pressing system are correspondingly provided with one or multiple line-pressing grooves along the circumferential surface. The line-pressing grooves are semi-circular-arc-shaped. The line-pressing grooves of the driving wheel and the driven wheel are combined along the radial direction of the external circumference in order to form circular line-pressing holes used for pressing suture lines. The power system drives the driving wheel to rotate so that the driving wheel can drive the driven wheel to rotate relatively. The line-pressing method utilizes the line-pressing machine for absorbable medical suture lines to press the suture lines. The line-pressing machine for absorbable medical suture lines is easily operated and helps to effectively enhance production efficiency and utilization rate of material. The line-pressing method helps to effectively improve line bodies of suture lines. Regular line body structures help to greatly improve stitching and needle-threading efficiency in production and effectively increase utilization rate of suture lines during subsequent production and usage.
Owner:湖南然元医用高科技蛋白线有限公司
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