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72 results about "Powder talcum" patented technology

High-performance polypropylene material and preparation method thereof

PendingCN121652509APolymer scienceAnoxomer
The invention discloses a high-performance polypropylene material and a preparation method thereof, and belongs to the technical field of high-performance polypropylene, the high-performance polypropylene material is characterized by being prepared from the following components by weight: 50-80 parts of polypropylene, 10-30 parts of inorganic ultrafine particle coated talcum powder, 5-20 parts of a flexibilizer, 2-5 parts of a dispersant, 0.2-0.5 part of an antioxidant, and 0.5-3 parts of a nucleating agent. The invention has the following beneficial effects: the material with excellent comprehensive mechanical properties such as notch impact strength, tensile strength and bending strength is obtained; the inorganic ultrafine particle coated talcum powder has excellent dispersity to form an effective'coating 'or'filling' structure, and also has firm Si-O-Si covalent bonds formed with hydroxyl groups on the surface of the filler, so that the comprehensive performance of the material is improved.
Owner:SHANDONG SHUNKAI COMPOSITE MATERIAL CO LTD

High-quality copper red glaze, copper red glaze porcelain and preparation method thereof

PendingCN121020984AGlazeCalcite
The invention belongs to the technical field of ceramic production, and particularly relates to high-quality copper red glaze, copper red glaze porcelain and a preparation method thereof. The copper red glaze is prepared from feldspar, quartz, wollastonite, copper oxide, calcite, malachite, talcum powder, Sanbao mud and glaze stone. According to the invention, the raw ore is taken as the main raw material, the raw ore has the advantages of low cost and environmental protection, in addition, the unique internal structure and components of the raw ore can endow porcelain with excellent color and luster, so that the surface of the copper red glaze is smoother, the color is more gorgeous, and the copper red glaze is more layered. Meanwhile, by strictly controlling the conditions and parameters of the preparation process, the cracking rate and defects of the glaze surface can be greatly reduced, and the quality of the copper red glaze is higher.
Owner:JINGDEZHEN GENGDAOTANG CERAMICS CO LTD

A bucumlan tablet and a method for preparing the same

The application discloses a kind of bumetanide tablets, raw materials include bumetanide 1 according to mass ratio;Corn starch 81~85;Lactose 50~54;Agar 0.1~0.3;Povidone K304~6;Polysorbate 80, 0.1~0.2;Silicon dioxide 3~4.5;Talcum powder 2~3.3;Magnesium stearate 0.3~0.7.Its preparation method includes the following steps: pretreatment, premixing, granulation, wet granulation, drying, dry granulation, total mixing, tabletting and packaging.The application introduces the synergistic system of trace agar and polysorbate 80 in the prescription.Agar, as a natural hydrophilic colloid, can form a hydrophilic network structure during the granulation process, and synergistically act with polysorbate 80, greatly improving the wettability and dispersibility of the slurry to ultrafine bumetanide, preventing drug agglomeration, so that the drug can be more evenly distributed in the granules during the subsequent drying and tabletting process.
Owner:JIANGSU SHENLONG PHARMA

Composition for relieving eye strong light burn and preparation method thereof

The invention relates to the technical field of medical medicines, and discloses a composition for relieving eye strong light burn and a preparation method thereof. The composition is prepared from the following components in percentage by weight: 0.5 to 3 percent of sodium aliphatate, 30 to 50 percent of corn starch, 25 to 45 percent of talcum powder, 1 to 4 percent of cresol, 5 to 15 percent of flos chrysanthemi indici, 0.05 to 0.5 percent of radix scutellariae, 0.01 to 0.1 percent of flos carthami, 0.1 to 1 percent of aqueous solvent and the balance of water. The preparation method comprises the following steps: crushing medicinal materials; preparing a water-phase matrix containing a water-based solvent and sodium aliphatate; performing dry mixing on corn starch, talcum powder and the medicinal material fine powder; and mixing the water phase and the solid phase, adding cresol, homogenizing, adjusting the pH value, and sterilizing to obtain a paste or pasty composition. The composition can effectively relieve ocular surface pain, lacrimation and foreign body sensation caused by strong light burn through cooperation of multiple ways of physical protection, anti-inflammatory repair and oxidation resistance.
Owner:戴松生

Preparation method of modified talc

The invention discloses a preparation method of modified talc, which comprises the following steps: S1, grinding and sieving black talc to obtain black talc powder; and S2, calcining the black talcum powder in a calcining furnace, and adding a certain proportion of carbon black at the same time, so as to obtain the modified talcum powder after calcining. The black talc needs to be selected from talcum powder with a sheet structure, the surface of the talcum powder with the sheet structure is covered with a layer of organic carbon, and the organic carbon has good compatibility with carbon black to be combined with the carbon black and can generate a synergistic reaction with the carbon black.
Owner:SHANGRAO CHIXIN TECH CO LTD

Talcum powder magnetic separation device

The utility model discloses a talcum powder magnetic separation device, which relates to the technical field of talcum powder production and comprises a machine body, a second rotating shaft is rotatably connected in the machine body, an outer sleeve roller is fixedly connected to the side surface of the second rotating shaft, an arc-shaped magnet is arranged in the outer sleeve roller, and a counterweight is fixedly connected to the right end of the arc-shaped magnet. The inner surface of the left wall of the machine body is fixedly connected with an arc-shaped plate, a vertical plate is fixedly connected to the position, located on the right side of the arc-shaped plate, of the inner bottom face of the machine body, the left side of the upper surface of the machine body communicates with a disc-shaped pipe, and the lower end of the disc-shaped pipe is located on the right side of the upper portion of the outer sleeve roller. According to the magnetic separation device disclosed by the utility model, talcum powder can uniformly enter the machine body through circular motion of the plurality of partition plates, and the talcum powder is prevented from intensively entering the machine body to influence the magnetic separation effect of equipment.
Owner:HAICHENG NO 2 TALC POWDER FACTORY CO LTD

Bi-component waterborne epoxy graphene primer suitable for shower coating and preparation method thereof

The invention discloses a two-component waterborne epoxy graphene primer suitable for shower coating. The two-component waterborne epoxy graphene primer comprises a component A and a component B, the component A is prepared from the following ingredients in percentage by mass: 40 to 60 percent of waterborne epoxy emulsion, 3 to 8 percent of coalescing agents, 1 to 3 percent of dispersing agents, 2 to 5 percent of graphene dispersing slurry, 0.1 to 1 percent of base material wetting agents, 5 to 15 percent of pigments, 0 to 10 percent of talcum powder, 0 to 10 percent of precipitated barium sulphate, 5 to 10 percent of anti-rust auxiliaries, 0.2 to 1.5 percent of anti-flash-rust auxiliaries, 0.5 to 1.0 percent of thixotropic agents and 5 to 15 percent of water; the component B comprises 45-55% of a curing agent, 15-25% of a cosolvent and 30-40% of water, and the mass ratio of the component A to the component B is 8: 1. The primer disclosed by the invention has the advantages of strong corrosion resistance, good adhesive force, strong defoaming capability and single-channel film thickness of more than 70 microns.
Owner:WUXI HUADONG ZINDN TECH

Coating method of powerful anti-glare sugar-coated tablet

The invention relates to a coating method of a powerful anti-glare sugar-coated tablet. The coating method comprises the following steps: coating an isolating layer; coating a mixed slurry layer; coating a sugar coating layer; according to the preparation method disclosed by the invention, a novel mixed slurry coating method is adopted, the simple syrup and the talcum powder are prepared into mixed slurry, and the mixed slurry is uniformly dripped in a production process by using an automatic dripping method of a coating gun, so that the non-uniformity of manually scattering the talcum powder is reduced, the production operation is simple and convenient, the coating difficulty is reduced, and the operation error rate is reduced; the quality risk of an intermediate product is reduced, dust flying and pollution to the production environment in the production process are avoided, and the weight increment of the coating is reduced. According to the method, the use amount of talcum powder is only 1 / 2 of that of a traditional method, and the rejection rate of cut pieces is reduced to 2%-3% from 4%-5% of that of the original method.
Owner:SHAANXI HANWANG PHARM CO LTD

High-dispersity talcum powder and preparation method thereof

The invention belongs to the technical field of talcum powder. The invention provides high-dispersity talcum powder and a preparation method thereof.The preparation method comprises the following steps that S1, zirconium oxide beads are adopted as a grinding medium, the grinding medium and grinding materials are added into a charging barrel of a vertical sand mill, the grinding materials comprise talcum powder raw materials, carboxymethyl cellulose graft copolymers and sodium hexametaphosphate, the rotating speed is adjusted to be 9.5 m / s, the grinding time is 3-12 h, and a mixture is obtained; grinding to obtain ground powder; s2, adding an aqueous dispersion into the ground powder obtained in the S1, and adjusting the rotating speed to 9.5 m / s and the grinding time to 8-36 hours to obtain ground slurry; and S3, drying and crushing the ground slurry obtained in the S1 to obtain the high-dispersity talcum powder. The carboxymethyl cellulose grafted copolymer is added into the grinding material, so that the viscosity of grinding slurry is reduced, and meanwhile, the dispersity of talcum powder particles is improved.
Owner:LIAONING AIHAI TALC CO LTD

A polylactic acid composition, and a method of preparing and using the same

The application discloses a polylactic acid composition, a preparation method and application thereof. The polylactic acid composition provided by the application can take into account notch toughness and extrusion stability by limiting the weight fractions of components, and limiting the ratio of melting enthalpy and glass transition temperature, the SiO2 content of talcum powder, the T content of polybutylene terephthalate adipate and the D content of polylactic acid in specific ranges.
Owner:ZHUHAI KINGFA BIOMATERIAL CO LTD +2

Repair material for alumina ceramic fiber refractory product and preparation method thereof

The invention belongs to the field of alumina ceramic fiber refractory materials, and particularly relates to an alumina ceramic fiber product inorganic repairing material and a preparation method thereof. The composite material comprises washed cotton fibers, aluminum oxide, white carbon black, talcum powder, zirconium oxide, boron nitride, sodium hexametaphosphate and an inorganic binder, and the inorganic binder comprises clay mineral powder and thixotropic colloid formed by a silica sol aqueous solution and sodium tripolyphosphate. According to the technical scheme provided by the invention, an inorganic clay raw material is used as a normal-temperature binder, and sodium tripolyphosphate and alkaline silica sol composite colloid are used for replacing inorganic glue of methyl cellulose and a single silica sol aqueous solution, so that on one hand, the phenomena of organic substance volatilization and surface carbonization blackening of the organic binder during low-temperature sintering after repairing can be avoided; and more importantly, the hardness of the sintered repairing material is very close to that of a matrix, so that the phenomena of layering of the repairing material and a product, pulverization and peeling after sintering caused by material hardness difference are avoided.
Owner:XINYANG ZHONGYI HIGH HEAT MATERIAL CO LTD

Powder coating machine for cable

The utility model discloses a powder coating machine for a cable, which is used for attaching turbid liquid containing talcum powder to the cable and drying the turbid liquid, and is characterized in that two ends of a case are respectively provided with a cable inlet and a cable outlet for the cable to extend and pass through; the storage device is used for storing the turbid liquid; the spraying device is arranged in the case and is used for spraying the turbid liquid towards the cable; the conveying device is used for connecting the storage device and the spraying device and is used for conveying the turbid liquid to the spraying device; and the drying device is arranged in the case, is positioned on the downstream side of the spraying device, and is used for drying the cable to which the turbid liquid is attached. According to the technical scheme, the peripheral surface of the cable can be uniformly coated with the talcum powder suspension without omission, and then the drying device is used for drying the liquid-cooled cable coated with the suspension, so that the talcum powder is uniformly coated on the periphery of the cable in a drying manner, and the uneven coating of the talcum powder is prevented.
Owner:CHANGCHUN DIANJIE TECHNOLOGY CO LTD

Grinding treatment equipment for manufacturing superfine talcum powder

The utility model belongs to the technical field of talcum powder production and processing, and particularly relates to grinding treatment equipment for superfine talcum powder manufacturing, which comprises a grinding box, a feeding hopper is arranged at the upper end of the grinding box, a guide plate is fixed in the grinding box, and a first bearing plate is fixed at one end of the outer side of the grinding box; a first motor is fixed to the upper end of the first bearing plate, the output end of the first motor extends into the grinding box, a grinding roller is fixed to the position, located in the grinding box, of the output end of the first motor, the grinding roller is located at the upper end of the flow guide plate, and a first supporting plate is fixed to one side in the grinding box; a second supporting plate is fixedly arranged on the side, away from the first supporting plate, in the grinding box. Through the arrangement of the spring, the sliding rod, the clamping plate and the limiting plate, the filter plate can be quickly replaced without tools, and the maintenance efficiency is remarkably improved; the inclined clamping groove is matched with the first positioning plate and the second positioning plate, so that the stable operation of the filter plate during working is ensured.
Owner:武汉姜一三新材料科技有限公司

Composition for treating onychomycosis and application thereof

The invention discloses a composition for treating onychomycosis and application thereof.The composition is prepared from radix sophorae flavescentis, glacial acetic acid, benzoic acid, salicylic acid and talcum powder, through reasonable composition and the synergistic effect of all the components, the onychomycosis can be better treated, the composition takes effect quickly, the treatment course is short, and the onychomycosis is not prone to relapse. According to the invention, glacial acetic acid, radix sophorae flavescentis and benzoic acid are subjected to powerful sterilization and bacteriostasis through multiple ways and multiple target points; salicylic acid can be stripped through cutin, the thickness of sick nails can be reduced, penetration and permeation of effective components to a deck can be promoted, effective components of benzoic acid, glacial acetic acid and radix sophorae flavescentis can penetrate into an infected layer to conduct permeation type sterilization and bacteriostasis, the treatment effect is fast, deep sterilization treatment is achieved, and relapse is not prone to occurring.
Owner:张旭

Reactor for sodium ion positive electrode material with high thermal shock resistance and preparation method

The invention discloses a reactor for a sodium ion positive electrode material with high thermal shock resistance and a preparation method, and belongs to the technical field of reactors, the reactor comprises the following raw materials by weight: 20-30% of cordierite, 2-10% of talcum powder, 20-22% of mullite, 18-20% of tabular corundum, 12-18% of activated alumina, 4-8% of molybdenum trioxide, 5-6% of Guangxi white mud, 3-10% of an alumina silicate fiber fabric, and 4-8% of a binder; the binding agent is an aluminum dihydrogen phosphate solution with the concentration of 60%, and the aluminum silicate fiber fabric is subjected to high-temperature cracking treatment. According to the invention, by regulating and controlling the particle size ratio of cordierite to mullite, a compact network skeleton structure is formed in a reactor matrix, the stacking density and strength are optimized, the thermal stress is effectively dispersed, and cracks and spalling caused by temperature shock in a high-temperature repeated use process are reduced, so that the thermal shock stability of the reactor is improved.
Owner:TANGSHAN GUOLIANG NEW ENERGY RESEARCH INSTITUTE CO LTD

High-efficiency continuous production process of talcum powder master batch by double internal mixers and single extruder

PendingCN121848552AMasterbatchPolymer science
The invention discloses a double-internal mixer-single extruder talcum powder master batch high-efficiency continuous production process which comprises the following steps: A, primary mixing and pre-plasticizing: continuously and accurately adding all carrier resin particles and most formula processing aids into a first internal mixer according to a set proportion, and meanwhile, carrying out primary mixing and pre-plasticizing; talcum powder accounting for 60%-80% of the total talcum powder is added into the first internal mixer through an independent feeding device, and the rotor rotating speed, the temperature and the filling coefficient of the first internal mixer are controlled. By means of seamless series connection of the two continuous internal mixers and the single-screw extruder, the traditional three discrete procedures of intermittent internal mixing, cold material crushing and re-extrusion are integrated into a one-step continuous process, migration and re-agglomeration of talcum powder sheet layers at high temperature are physically blocked, and therefore the continuous production of talcum powder is achieved. Intermediate cooling, crushing and re-feeding links are eliminated, the production efficiency can be improved by more than 30%, the energy consumption is reduced by more than 20%, and the temperature difference is controlled within + / -1 DEG C.
Owner:HAICHENG SUIQUAN TALCUM MINE

Constant-temperature automatic powder coating machine

The utility model relates to the technical field of cable production, and discloses a constant-temperature automatic powder coating machine which comprises a mounting frame, a box body is fixedly connected to the top of the mounting frame, a heating plate is fixedly connected to the bottom of the inner side of the box body, and two partition plates are fixedly connected to the interior of the box body. And concave grooves are formed in the tops of the left side and the right side of the box body and the tops of the two partition plates correspondingly, height adjusting rods are fixedly connected into the multiple concave grooves correspondingly, and the mounting height of the two height adjusting rods on the left side and the right side is higher than that of the two height adjusting rods in the middle. According to the utility model, constant temperature in the box body is maintained through the heating plate, the partition plate and the height adjusting rod guide the cable to flow, and the driving motor drives the bidirectional auger to stir through the transmission assembly, so that the effect of high-efficiency and high-quality constant-temperature automatic powder coating of the cable is realized, talcum powder is uniformly distributed, the powder coating uniformity is improved, and the manual operation is reduced; the cable processing quality is ensured, and the production cost is reduced.
Owner:TONG YING DIAN YE SHEN ZHEN YOU XIAN GONG SI

High-rigidity pp modified material and preparation method thereof

PendingCN122628439AElastomerPolyolefin
The application discloses a kind of high rigidity PP modified material and preparation method thereof, it is related to high polymer material modification technical field.The material includes high crystalline polypropylene resin, superfine talcum powder, basic magnesium sulfate whisker, maleic anhydride grafted polypropylene, polyolefin elastomer, coupling agent, antioxidant, lubricant and alpha type nucleating agent.Preparation, superfine talcum powder and basic magnesium sulfate whisker are first dried, and superfine talcum powder is coupled surface treatment, and basic magnesium sulfate whisker is pre-dispersed treatment, then with resin and additive premixing, by twin-screw melt blending, extrusion, water cooling, pelletizing and drying, obtain high rigidity PP modified material.The application can improve the rigidity, heat resistance and dimensional stability of material, reduce the edge of thin-walled or sheet stationery products Delayed roll-back, corner shallow arch and fold line whitening microcrack risk, suitable for file bag, notebook cover, pen bag and stationery sheet.
Owner:GUANGZHOU SANHUA PLASTIC

PC / PBT alloy material and preparation method and application thereof

The invention relates to a PC / PBT alloy material and a preparation method and application thereof. The PC / PBT alloy material comprises the following components: PC resin, PBT resin, talcum powder, a brominated flame retardant and phosphoric acid sodium salt. The PC / PBT alloy material has the advantages of favorable flame retardancy, favorable oil resistance and favorable laser welding strength.
Owner:KINGFA SCI & TECH CO LTD

Talcum powder master batch and preparation method thereof

The invention provides a talcum powder master batch and a preparation method thereof, and belongs to the technical field of polymer master batches, the talcum powder master batch comprises the following components: 78-82 parts of polypropylene resin, 18-22 parts of organic framework coated talcum powder porous microspheres, 4-6 parts of an ethylene-vinyl acetate copolymer and an auxiliary agent; wherein the organic framework coated talcum powder porous microspheres are prepared by the following steps: doping talcum powder with barium sulfate to obtain doped microspheres, and then coating the doped microspheres with a metal organic framework material. According to the talcum powder master batch prepared by the invention, talcum powder can be uniformly dispersed in a polymer matrix, and meanwhile, the talcum powder is good in compatibility with a polypropylene matrix and high in bonding strength, so that the talcum powder master batch has a relatively high mechanical enhancement effect on a polypropylene material.
Owner:LIAONING AIHAIYIMI MINING CO LTD

Marking material for fabric and preparation method thereof

PendingCN121610123APencil leadsMarking outProcess engineering
The invention discloses a marking material for a fabric and a preparation method thereof, and relates to the technical field of marking materials, the marking material for the fabric comprises the following components by mass percentage: 62%-65% of grease, 8%-10% of sodium hydroxide, 19%-20% of water and 5%-10% of talcum powder. According to the marking material for the fabric, the marking position is clear, lasting and easy to clear, the identification definition and the clearability of the marking material are both considered, the processing precision and the production efficiency of products can be improved, and therefore the defective rate caused by unclear marking or residual marking of the products is reduced.
Owner:SHENZHEN VI-EIN FASHION CO LTD

Breeding dicing device for potato planting

The utility model relates to the technical field of potato breeding equipment, in particular to a breeding dicing device for potato planting, which comprises a dicing mechanism and a feeding mechanism communicated with one side of the dicing mechanism. The powder scattering shell is communicated with a discharging port of the dicing mechanism; the grid plate is arranged in the powder scattering shell and is obliquely arranged; the discharging port is formed in one side of the powder scattering shell and is correspondingly formed in the lower end of the grid plate; the drawer type collecting box is arranged in the powder scattering shell and is positioned below the grid plate; the stirring mechanism is arranged in the powder scattering shell and located above the grid plate, the mounting frame is arranged on one side of the powder scattering shell, and the blowing and scattering mechanism is arranged on the upper side of the mounting frame; the powder scattering shell is connected with the lower side of the feeding mechanism; the device realizes uniform adhesion of talcum powder on the surfaces of potato dices through the stirring mechanism to form a protective layer; redundant talcum powder is recycled through the inclined grid plate and the drawer type collecting box, waste is reduced, and the mildew risk of the cut blocks in cloudy and rainy days is reduced.
Owner:TIANSHUI TIANYUANCHUN AGRI TECH CO LTD

Superfine dry powder extinguishing agent and preparation method thereof

The invention belongs to the technical field of fire extinguishing agents, and particularly relates to a superfine dry powder fire extinguishing agent and a preparation method thereof.The superfine dry powder fire extinguishing agent is prepared from, by mass, 7-10 parts of alkaline residues, 30-40 parts of sodium bicarbonate, 0.5-1 part of talcum powder, 5-8 parts of marlstone, 1-3 parts of xonotlite, 30-45 parts of ammonium sulfate, 3-7 parts of ammonium polyphosphate, 10-20 parts of gypsum, 1-4 parts of tin oxide, 2-5 parts of silicon nitride, 1-2 parts of silicone oil and 0.4-0.6 part of polybutylene. The prepared product is good in fluidity and hydrophobicity, high in caking resistance and high in fire extinguishing performance, and the fire extinguishing time is shortened.
Owner:JIANGSHAN LONGJIANG FIRE FIGHTING MATERIAL

Superfine black talcum powder grinding device and grinding method

The invention relates to the technical field of black talcum powder, in particular to a superfine black talcum powder grinding device and method.The superfine black talcum powder grinding device comprises symmetrically-arranged bases, grinding cylinders are fixedly arranged at the upper ends of the bases, the upper ends of the grinding cylinders are in a horn shape, the middles of the grinding cylinders are circular, and the lower ends of the grinding cylinders are in a circular truncated cone shape; a material pouring barrel is arranged at the upper end of the grinding device, the upper surface of the material pouring barrel is conical, and the lower surface of the material pouring barrel is circular truncated cone-shaped; a connecting plate is fixedly arranged at the upper end of the connecting block, the connecting plate can move up and down in a reciprocating mode, the material pouring barrel moves up and down in a reciprocating mode, the gap between the bottom of the material pouring barrel and the upper end of the grinding barrel can be gradually changed, and blocked black talcum powder falls into the grinding device in the gap.
Owner:JIANGXI FUTURE NEW MATERIALS CO LTD

Talcum powder feeding device for electric wire production

The utility model discloses a talcum powder feeding device for electric wire production, and belongs to the technical field of talcum powder feeding devices, the talcum powder feeding device comprises a powder feeding box, a wire inlet and a wire outlet are formed in the two sides of the powder feeding box respectively, a limiting unit is fixedly mounted on one side of the wire inlet, and two partition plates are fixedly mounted in the powder feeding box; the inner space of the powder feeding box is divided into a powder feeding groove and two material collecting grooves through two partition plates, and a rotating rod is arranged in the powder feeding groove; by arranging the limiting unit at the wire inlet, the electric wire can be prevented from swinging at will, it is ensured that the electric wire can stably stretch into the powder feeding box from the wire inlet and stretch out of the wire outlet, the driving unit drives the rotating rod to rotate so as to drive the spiral blade to synchronously rotate, and through rotation and conveying of the spiral blade, the powder feeding efficiency is improved. And the talcum powder in the powdering groove can be uniformly smeared on the surface of the electric wire, so that the situation of local accumulation or coating missing is avoided.
Owner:BOLT (ZHANGZHOU) CABLE CO LTD

Citrus flavone tablet and preparation method thereof

The invention belongs to the technical field of pharmaceutical preparations, and particularly relates to a citrus flavone tablet and a preparation method thereof. Tablet cores of the citrus flavone tablets comprise 450-550 parts by weight of citrus flavone, 50-74 parts by weight of microcrystalline cellulose, 20-34 parts by weight of carboxymethyl starch sodium, 20-40 parts by weight of gelatin, 4-8 parts by weight of talcum powder and 2-6 parts by weight of magnesium stearate, the citrus flavone tablets are prepared through a one-step granulation process, a wetting process is specially added before one-step granulation, adhesion of raw material medicines in the initial stage of granulation is avoided, and the content of the raw material medicines is increased. Meanwhile, low content caused by loss of raw material medicines due to single use of a one-step granulation process is avoided. According to the present invention, the particles similar to the reference preparation are obtained by using the specific components, the specific wet granulation wetting and the one-step granulation process, the in vitro dissolution of the obtained citrus flavone tablet is similar to the reference preparation, the disintegrated particles are similar to the reference preparation, and the treatment effect is further ensured.
Owner:VISUM PHARM CO LTD

Black tang new flower double-layer glazing and controllable redox firing process

The invention provides a black Tang new flower double-layer glazing and controllable redox firing process, which comprises the following steps: respectively grinding a ground glaze material and a surface glaze material to specified fineness, sequentially applying the ground glaze material and the surface glaze material to the surface of a porcelain blank, after the glaze surface is dried, putting the blank into a kiln, firing for a certain time in a controllable redox atmosphere, and slowly cooling to obtain a final product, the ground glaze material is prepared from the following components in parts by mass: 40 to 45 parts of yellow surface stone, 10 to 15 parts of raw medicine, 10 to 13 parts of quartz sand, 10 to 15 parts of calcite, 5 to 8 parts of copper ore, 0.6 to 0.75 part of ferric oxide, 1.5 to 2 parts of talcum powder and 1 to 1.25 parts of bovine bone ash; through the technical scheme, the problems of insufficient glaze matching precision, single glazing process, uncontrollable sintering atmosphere and the like in the prior art are solved, the texture, the texture effect and the color development stability of the black Tang new flower Jun porcelain glaze surface are improved, and the high requirements of high-end ceramic artworks on the glaze color and the texture are met.
Owner:XUCHANG JINTANG JUN PORCELAIN CULTURE DEV CO LTD

Radiographic thickness compensating mud and method of making

The application discloses a kind of ray thickness compensation mud and preparation method thereof, it is related to the field of ray testing material, for solving the problem that the existing ray detection method cannot obtain qualified negative for the component with larger thickness difference.The raw material components of the compensation mud include: 13-15 parts by weight of yellow pottery clay, 8-10 parts by weight of talcum powder, 68-72 parts by weight of bismuth oxide powder, 1 part by weight of hydroxypropyl methyl cellulose powder, 20-25 parts by weight of water, 22-25 parts by weight of kaolin.The preparation method includes: filtering to remove agglomerated particles, weighing the powder according to the mass fraction, grinding the agglomerated particles, stirring and mixing, filtering, preparing a hydroxypropyl methyl cellulose solution, and kneading and shaping the compensation mud.Using the prepared compensation mud can reduce the input of manpower and material resources while meeting the efficiency of ray detection.
Owner:CHINA NUCLEAR POWER OPERATION TECH CORP

High-stone-chip-resistance non-abrasive water-based midcoat for buses, and preparation method and application thereof

The application belongs to the technical field of paint, and particularly relates to high stone impact resistance and free grinding water-based intermediate coating for buses, and a preparation method and application thereof. The high stone impact resistance and free grinding water-based intermediate coating is combined by component A resin paint and component B curing agent according to a weight ratio of 5:1. The component A resin paint comprises the following components: hydroxyl acrylic resin, deionized water, dispersing agent, anti-settling agent, defoaming agent, leveling agent, wetting agent, titanium white powder, talcum powder, flatting powder, thickening agent and solvent A. The component B curing agent comprises the following components: curing agent and solvent B. Compared with the prior art, the application solves the problem that the intermediate coating of the automobile coating in the prior art still needs to be polished during the construction process, thereby leading to complex steps and dependence on the experience of workers. The intermediate coating of the scheme has excellent performance and realizes free polishing operation during the construction process.
Owner:DONGLAI COATING TECH SHANGHAI

An extruder over-powdering device for cable processing

The utility model discloses a kind of extruding machine powder passing devices for cable processing, including powder passing device main part, powder passing device main part's lower side middle inside position is provided with powder passing box, the upper side position of powder passing device main part is provided with powder passing cavity, powder passing device main part is powered by connecting external power supply, the right side outside of powder passing cavity is provided with cable box, tensioning conveying roller makes cable keep stable tensioning state in powder passing process, avoid cable to sway or deviate, ensure that talcum powder can be evenly attached on cable surface, greatly improve the uniformity of powder passing, to improve the processing quality of cable, plum-blossom shape swing roller when rotating makes cable swing and sway, effectively shake off unadsorbed talcum powder, provide better adsorption condition for subsequent powder spraying, further improve the adsorption effect and uniformity of talcum powder on cable surface, improve the powder passing quality of cable, ensure product quality.
Owner:SUZHOU BAOXING WIRE & CABLE