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67results about How to "Mix thoroughly mix well" patented technology

Long-acting flame retarding coating fabric with safety protection performance, and preparation process thereof

The present invention discloses a long-acting flame retarding coating fabric with safety protection performance, and a preparation process thereof. According to the fabric, a first prime coat and a second prime coat are provided; a surface coating comprises a polyurethane resin, bromoethane, antimony oxide, and zinc borate; and a lining woven from a flame retarding polyacrylonitrile fiber silk is adhered to the other side of a coating layer, wherein the flame retarding polyacrylonitrile fiber silk comprises polyacrylonitrile fiber, cotton and aramid fiber, and a ratio of the polyacrylonitrile fiber to the cotton to the aramid fiber is 4:3.5-4.5:0.9-1.1. The preparation method comprises: respectively soaking and dissolving bromoethane, antimony oxide and zinc borate powder in toluene for at least 24 hours; uniformly mixing the bromoethane, the antimony oxide, the zinc borate powder and a hydrophilic polyurethane moisture permeation primer according to a mass ratio of 40:22-18:4-6:95-105 to form a prime coat slurry; mixing polyacrylonitrile fiber, cotton and aramid fiber according to a mass ratio of 4:3.5-4.5:0.9-1.1, silking to form the flame retarding polyacrylonitrile fiber silk, and adopting a flame retarding lining woven from the flame retarding polyacrylonitrile fiber silk, and adhering on the other side of the surface coating; and uniformly mixing a white slurry and a surface coating slurry to form a blended surface coating slurry. With the fabric of the present invention, the flame retarding time is long, the amount of the smoke generation is small, the droplet is not easily generated, the flame retarding effect is resistant to washing, and the hydrolysis of the flame retarding substances is avoided.
Owner:KUNSHAN HUAYANG NEW MATERIAL

Automatic soil repairing equipment for soil pollution treatment

The invention discloses automatic soil repairing equipment for soil pollution treatment. The automatic soil repairing equipment comprises a machine body, a pulverizing cavity, a liquid chemical spraying cavity and liquid chemical mixing cavities. The upper portion of the left side of the machine body is provided with a feeding port, the lower portion of the feeding port is connected with the pulverizing cavity, and the liquid chemical mixing cavities are symmetrically welded to the two sides of the pulverizing cavity. The upper side of each liquid chemical mixing cavity is fixedly provided with a liquid chemical storage cavity, wherein the liquid chemical storage cavity is connected with the liquid chemical mixing cavity through a first liquid chemical guide pipe. The liquid chemical spraying cavity is formed below the pulverizing cavity and internally provided with a grinding plate. A discharging port is formed in the left side position of the bottom of the liquid chemical spraying cavity. The automatic soil repairing equipment has the beneficial effects that efficiency is high, and energy consumption is low; workers are prevented from making direct contact with polluted soil, andlife safety and health of maintenance personnel are guaranteed; and meanwhile, manual operation is not needed in the soil treatment process, the whole treatment work process is automatic, and the burden of the workers is relieved.
Owner:CHINA CONSTR FIRST BUREAU GRP INTERIOR FITOUT ENG

Application of synthetic calcium carbonate as high paper filler and preparation method of high paper filler

InactiveCN107287980AHigh total retentionHigh opacityInorganic compound additionFiberCalcium silicate
The synthetic calcium carbonate, as the application of papermaking filler, belongs to the papermaking technical field. The plant pulp fiber material is as the skeleton, synthetic calcium silicate power is as the filler, and the high paper filler is produced by paper-making technics. The synthetic calcium silicate power is as the hydrated calcium aluminate, and the object composition includes C-S-H polymer gel and tobermorite, and the brightness of synthetic calcium silicate power is greater than or equal to 90%, the specific surface area is greater or equal to 120 square meters per gram, the bulk density is from 0.12 grams per centimeter to 0.30 grams per centimeter, the oil-absorbed value is 120-200 milliliters per milligram, and the average grain diameter is (D50) from 12 microns to 40 microns . Meanwhile, the invention also discloses the preparation method of synthetic calcium carbonate: the synthetic calcium silicate power is the paper filler, then under the premise that paper properties are guaranteed, the usage of plant fiber can be decreased at the greatest extent. Replacing the traditional paper filler by synthetic calcium silicate power can not only reduce the usage of plant filler at the greatest extent, but also increase the retention rate of calcium carbonate, decrease the waste of filler and improve the paper ash content.
Owner:内蒙古普诺思新材料科技有限公司

SCR urea solution mixer

The invention discloses an SCR urea solution mixer. The mixer is a gas through structure cylinder arranged at a motor vehicle tail gas outlet, and after the urea solution in the mixer is sprayed and is mixed with the tail gas for the first time, the urea solution is continuously mixed with the tail gas for at least one time, wherein the first-time mixing is that the urea solution is tangentially sprayed along the tail gas flow direction and then is radially and spirally mixed, and the subsequent mixing is that the first-time mixed gas flow is sprayed along the radial direction and is remixed with the tail gas for at least one time. According to the mixer, the atomized urea solution and the tail gas entering the mixer are guided and subjected to first-time atomization decomposition by adopting a spiral flow guide plate, then subjected to second-time atomization thermal decomposition and guided into a flow equalizing pipe, tail gas flow is supplemented through the outer side, and third-time decomposition is conducted through the flow equalizing plate. According to the mixer, the mixing stroke is more reasonable, the mixing path of the urea solution and the tail gas is prolonged, mixing is more uniform and sufficient, urea thermal decomposition is better, the crystallization risk is avoided, and the conversion efficiency of NOx in the tail gas is improved.
Owner:SINOCAT ENVIRONMENTAL TECH

Aqueous organosilicon modified acrylic acid primer-topcoat vehicle axle coating and preparation method thereof

The invention relates to an aqueous organosilicon modified acrylic acid primer-topcoat vehicle axle coating and a preparation method thereof. The vehicle axle coating is prepared through mixing a component A with a component B according to a ratio of 1:1; the component A comprises, by weight, 15-20 parts of deionized water, 3-5 parts of a dipropylene glycol methyl ether solvent, 0.5-1 part of a wetting agent, 0.5-1 part of a leveling agent, 15-20 parts of polyamide resin, 50-60 parts of an aqueous color paste, 0.5-1 part of an antifoaming assistant, 1-2 parts of an aqueous low-shear thickening assistant, 1-2 parts of an aqueous middle-shear thickening assistant and 0.5-1 part of an aqueous high-shear thickening assistant; and the component B comprises, by weight, 80-85 parts of an aqueous organosilicon modified acrylic emulsion, 3-5 parts of Texanol, 3-5 parts of an adhesion promoter, 5-10 parts of deionized water and 0.5-1 part of an antifoaming agent. The aqueous acrylic emulsion undergoes organosilicon and epoxy grafting modification, so the aqueous organosilicon modified acrylic acid primer-topcoat vehicle axle coating has improved resistance to water, chemicals and weather, and has excellent corrosion resistance.
Owner:广东鑫皇冠新材料有限公司

Sodium bismuth titanate/graphite phase carbon nitride heterojunction piezoelectric photocatalyst and preparation method thereof

The invention discloses a sodium bismuth titanate / graphite phase carbon nitride heterojunction piezoelectric photocatalyst and a preparation method thereof, and solves the problems that an existing heterojunction photocatalyst is relatively complex in preparation and relatively high in cost, and the catalytic activity of g-C3N4 cannot be fully improved to the maximum extent. The graphite-phase carbon nitride photocatalyst is synthesized through a one-step thermal polymerization method, sodium bismuth titanate nanoparticles are synthesized through a one-step hydrothermal process, then the NBT / g-C3N4 heterojunction piezoelectric photocatalyst is obtained through simple grinding, mixing and calcination, and g-C3N4 can absorb part of visible light to generate photon-generated carriers. In the stirring process, charges are generated on the surface of the piezoelectric material NBT due to external pressure, and meanwhile, a built-in electric field is formed at the interface of the two materials through piezoelectric polarization to drive photo-induced electrons and holes to move in opposite directions. By controlling the ratio of NBT to g-C3N4, piezoelectric photocatalysts with different photocatalytic properties can be obtained and used for organic dye degradation and hydrogen production.
Owner:NORTHWESTERN POLYTECHNICAL UNIV

Efficient sewage precipitation device and method

The invention relates to an efficient sewage precipitation device and method, and belongs to the technical field of sewage precipitation separation. The device comprises a body, an inner cavity of thebody is divided into three cavities which are a clear water cavity, a sewage cavity and a sludge cavity from top to bottom, a packing layer mounted on a net-shaped supporting plate is arranged between the clear water cavity and the sewage cavity, the edge of the net-shaped supporting plate is mounted on the inner wall of the body, a solid-liquid separation barrel is mounted at the bottom of the packing layer, a stand column is arranged in the solid-liquid separation barrel, the top of the stand column is fixed at the bottom of the packing layer, a conical baffle is installed at bottom of thestand column, the small-diameter end of the conical baffle is connected with the stand column, the conical baffle plate is positioned in the solid-liquid separation barrel, a water inlet is formed inthe side wall of the solid-liquid separation barrel, the water inlet is formed in the middle of the solid-liquid separation barrel and is connected with a water inlet pipe, the water inlet pipe penetrates through the body and is arranged in the tangential direction of the outer wall of the solid-liquid separation barrel, an overflow port is formed in the side wall of the top of the solid-liquid separation barrel, and an opening is formed in the bottom of the solid-liquid separation barrel. The technical problem of low precipitation efficiency of a sewage precipitation technology in the prior art is solved.
Owner:烟台和盛康洁环保科技有限公司

Pre-fusion 3D printer spray head

The invention discloses a pre-fusion 3D printer spray head. The pre-fusion 3D printer spray head comprises a printer spray head body, a driving device and a driving transverse rod; the printer spray head body is fixedly connected to the middle of the lower end of the driving device, the driving device is connected to the driving transverse rod in a sleeving mode, and the left end and the right end of the driving device are each provided with a UFP adsorption device; a homogenous material feeding pipe and a mixed material pre-fusion feeding pipe are connected to the upper end of the printer spray head body; the mixed material pre-fusion feeding pipe comprises a Y-shaped feeding pipe, a micromotor, a material mixing rotating wheel, a heat insulating layer and a heating section; and the lower end of the Y-shaped feeding pipe is provided with the heat insulating layer, and the lower end of the heat insulating layer is provided with the heating section. According to a 3D printer, two different materials can be subjected to pre-fusion mixing by arranging the structure of the mixed material pre-fusion feeding pipe, the number of kinds of printing materials is increased, the material performance is improved, more possibilities and higher practicability are provided for 3D printing, and the pre-fusion 3D printer spray head is suitable for being widely popularized.
Owner:芜湖智享三维打印服务有限公司

Traditional Chinese medicine ointment for treating sore toxins and preparation method thereof

The invention discloses a traditional Chinese medicine ointment for treating sore toxins. The traditional Chinese medicine ointment is prepared from the following materials in parts by weight: 35 to 53 parts of cottonrose hibiscus leaves, 31 to 48 parts of raw rhubarb, 18 to 32 parts of burdock, 20 to 30 parts of bletilla striata, 20 to 30 parts of realgar, 3 to 4 parts of probiotics stock solution and rice wine. The invention further provides a preparation method of the traditional Chinese medicine ointment for treating the sore toxins. According to the traditional Chinese medicine ointment provided by the invention, the manufacturing method is simple, the probiotics stock solution is utilized to ferment, the traditional Chinese medicines are predigested, decomposed and converted, and macromolecular substances of the traditional Chinese medicines are converted into small molecular substances which are favorable for being absorbed by human skin, so that the content of active ingredients of the traditional Chinese medicine ointment is increased, the curative effect of the traditional Chinese medicine ointment is improved, and additionally, harmful toxicity of the medicines can be removed through fermentation; expired yogurts are used as protein sources of the probiotics stock solution, so that waste is fully used, and three kinds of bacterial powder including lactobacillus powder, bifidobacteria powder and yeast powder are utilized, so that incomplete fermentation caused by single cultures is avoided.
Owner:曾德锋

Two-time upside-entrainment burner

The invention discloses a two-time upside-entrainment burner. The two-time upside-entrainment burner comprises a base and a support. Both the base and the support are integrally formed. The support is arranged on the base. Primary air inlets are formed between the base and the support. A thermocouple is arranged on the base. Outer air inlet nozzles and inner air outlet nozzles are obliquely arranged on the base. Outer ejecting pipes and inner injecting pipes are obliquely arranged on the support. The support is provided with an outer annular groove, a middle annular groove and an inner annular groove, wherein the outer annular groove communicates with the outer air inlet nozzles through the outer ejecting pipes, and the inner annular groove communicates with the inner air inlet nozzles through the inner ejecting pipes. The support is provided with a secondary air inlet which communicates with the middle annular groove. According to the two-time upside-entrainment burner, air input is large, an ejecting pipeline is long, and fuel gas is evenly mixed with air and can be burnt sufficiently; and the thermocouple is arranged on the base so that fuel gas leakage can be prevented. Furthermore, the base and the support are integrally formed, so that manufacturing and assembling are easy and convenient.
Owner:NINGBO FENGTENG GAS APPLIANCE CO LTD

Pigment stirring machine for textile printing and dyeing

The invention discloses a pigment stirring machine for textile printing and dyeing. The pigment stirring machine comprises a stirring box, wherein the upper surface of the stirring box is fixedly connected with a transmission box matched with the stirring box; a slide groove is formed in the inner bottom wall of the transmission box; a slide block matched with the slide groove is clamped and connected inside the slide groove; a fan-shaped gear plate is put inside the stirring box; the upper surface of the slide block is provided with gear teeth matched with the gear plate; the outer surface ofthe gear plate is engaged with the gear teeth; a first passage is formed in the middle part of the upper surface of the transmission box. The pigment stirring machine for textile printing and dyeinghas the advantages that through the arrangement of a stirring motor, under the effect of a stirring shaft and a stirring rod, pigments in the stirring box can be stirred; through the arrangement of anelectric push rod and under the effects of a transmission rod, the gear plate, the slide block and a connecting rod, the stirring motor, the stirring shaft and the stirring rod can move leftwards andrightwards, so that the pigments in the stirring box can be longitudinally stirred; meanwhile, the transverse mixing can also be realized; the goal of sufficiently mixing and uniformly stirring the pigments in the stirring box can be achieved.
Owner:李培培

Method for producing silicon carbide by adopting multi-furnace series staged melting furnace and special production system

The invention discloses a method for producing silicon carbide by adopting a multi-furnace series staged melting furnace and a special production system. The system comprises the following steps that a liquid raw material is purified, dried and crushed, then sequentially passes through a single bed layer of each stage of furnace body in the multi-furnace single-layer series staged melting furnace, and is gradually molten to a liquid state for a melting reaction to generate silicon carbide. The invention further discloses the special production system based on the multi-furnace series staged melting furnace, and each stage of melting furnace is only provided with one bed layer for a fluidized melting reaction. According to the method, the liquid raw material easy to purify is adopted, a staged melting production mode of the multi-furnace series staged melting furnace is applied, a temperature of a furnace layer is accurately controlled by utilizing a graphite heating core so as to control a product type, inert gas is used as fluidizing gas to generate turbulence in a molten material of the bed layers, a continuous silicon carbide production process is realized, the product stability is ensured, the reaction time is shortened to 1-2 hours, the production efficiency is greatly improved, the effective recycling of energy is realized, and the energy consumption and the production cost are reduced.
Owner:北京绿清科技有限公司

Milk powder capable of protecting eyes and relieving visual fatigue, preparation method and preparation device

The invention relates to the technical field of milk powder production, specifically to milk powder capable of protecting eyes and relieving asthenopia, a preparation method and a preparation device.The milk powder is prepared from the following raw materials in parts by weight: 360-480 parts of fresh milk, 40-60 parts of fruit and vegetable powder capable of relieving visual fatigue, 16-22 partsof functional eye-protecting and brain-benefiting powder, 6-12 parts of a composite additive, 2-4 parts of composite vitamins and 2-3 parts of composite probiotics. The whole preparation device comprises a fresh milk preheating sterilization box, a highly-efficient vacuum material mixing tank, a milk powder mixed liquid filtering tank, a milk powder homogenizer, an evaporation concentrator and aspray dryer. According to the milk powder disclosed by the invention, through mutual coordination effects of carrot powder, black fungus powder, spinach powder, blueberry powder, Chinese wolfberry powder and chrysanthemum powder, an excellent treatment effect on eyes of a user can be achieved; the problems caused by long-term use of electronic products like computers by people suffering from eye diseases are effectively relieved; and the blank of milk powder helpful for eyes in the market is filled.
Owner:湖南四季南山营养食品有限公司

A Soil Automatic Restoration Equipment for Soil Pollution Control

The invention discloses automatic soil repairing equipment for soil pollution treatment. The automatic soil repairing equipment comprises a machine body, a pulverizing cavity, a liquid chemical spraying cavity and liquid chemical mixing cavities. The upper portion of the left side of the machine body is provided with a feeding port, the lower portion of the feeding port is connected with the pulverizing cavity, and the liquid chemical mixing cavities are symmetrically welded to the two sides of the pulverizing cavity. The upper side of each liquid chemical mixing cavity is fixedly provided with a liquid chemical storage cavity, wherein the liquid chemical storage cavity is connected with the liquid chemical mixing cavity through a first liquid chemical guide pipe. The liquid chemical spraying cavity is formed below the pulverizing cavity and internally provided with a grinding plate. A discharging port is formed in the left side position of the bottom of the liquid chemical spraying cavity. The automatic soil repairing equipment has the beneficial effects that efficiency is high, and energy consumption is low; workers are prevented from making direct contact with polluted soil, andlife safety and health of maintenance personnel are guaranteed; and meanwhile, manual operation is not needed in the soil treatment process, the whole treatment work process is automatic, and the burden of the workers is relieved.
Owner:CHINA CONSTR FIRST BUREAU GRP INTERIOR FITOUT ENG

Industrial land soil ecological restoration device and use method thereof

The invention discloses an industrial land soil ecological restoration device and a use method thereof. The industrial land soil ecological restoration device comprises a mounting frame, wherein a lifting frame is arranged in the mounting frame, first air cylinders are symmetrically and fixedly connected to the top of the mounting frame, the output ends of the first air cylinders are fixedly connected with the top of the lifting frame, a first rotating shaft is rotationally connected to the interior of the lifting frame, a cutter blade is arranged on the outer side of the first rotating shaft, and a mounting plate is arranged in the mounting frame. According to the invention, by arranging the first air cylinder, the cutter blade and the first motor, soil loosening is achieved, and liquid medicine is conveniently sprayed into the soil; by arranging the water pump and the spray head, the liquid medicine spraying on the soil is achieved; the soil is conveniently bulldozed by arranging the push plate; the stirring box, the inner box and the stirring rod are arranged, so that liquid medicine is fully mixed, stirred and mixed evenly; and the second spray head, the half gear and the second air cylinder are arranged, so that the liquid medicine is sprayed on the flattened soil again, the soil is made to make full contact with the liquid medicine, and the soil is comprehensively repaired.
Owner:中科深兰(福建)环境科技有限责任公司
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