210results about How to "Product quality is stable" patented technology

The invention discloses a production method of whole-grain fast-food nutritional porridge. Whole grains are taken as raw materials; the purpose of balanced nutrition is achieved through preprocessing and grinding the raw materials and proportioning nutritional ingredients well; the whole-grain fast-food nutritional porridge is prepared by the processes of extruding for curing by a double-screw extruder, accurately controlling the gelatinization degree of starch in the raw materials, granulating for forming, pre-drying, roasting, and cooling. High viscosity of a porridge body during brewing is ensured by accurately controlling the gelatinization degree of the starch in the raw materials in the preparation process, so that any thickener or auxiliary material does not need to be added, the manually cooked porridge can be brewed with hot water without adding cured powdery materials, good granule shape can be kept after the porridge is brewed for 20 minutes, and the appearance and the mouth feel of the fast-food nutritional porridge can be equivalent to those of porridge cooked at home.

A method for producing monohydrate manganous sulfate crystals comprises the steps of (1) finely grinding pyrolusite and iron pyrites; (2) using industrial acid sludge of titanium white as a manganese leaching agent; (3) leaching manganese; (4) adjusting the pH value of a suspension liquid after leaching manganese, adding barium sulfide to deposit heavy metal; (5) adjusting the pH value of the suspension liquid after the deposition of the heavy metal, depositing iron, aluminum, arsenic, and stibium, and filtering; (6) conducting hydro-thermal reaction for a filtrate after filtering to obtain a solution containing coarse particles of manganous sulfate crystals; filtering the solution; and adjusting the pH value of the filtrate; (9) enabling the filtrate to conduct standing, seasoning and filtering; (10) adjusting the pH value of the filtrate to conduct hydro-thermal reaction to obtain a coarse particle manganous sulfate crystal solution; removing a supernatant fluid to obtain crystal mush containing coarse particles of manganous sulfate crystals; (11) separating the crystal mush to obtain the monohydrate manganous sulfate crystals.

The invention relates to a method for preparing environment-friendly calcium-zinc composite stabilizing agent, in particular to a method for preparing the environmental-friendly calcium-zinc composite stabilizing agent by adopting efficient chelating technology. The four ingredients of binary or multivariate saturated acid calcium, binary or multivariate saturated acid zinc, antioxidant and co-stabilizer are mixed in a reaction kettle according to certain mass ratios, the mixture is heated in the reaction kettle, and chelating agent with the mass ratio of 5 to 10 percent is added, when the reaction temperature is controlled to be higher than the melting point of lubricant, about 10 to 20 percent of the lubricant is added to the reaction kettle, the mixture is fully mixed, and then the mixture is cooled to a normal-temperature state and stirred at a low speed, thus obtaining the product. The method has the advantages that the coating of the calcium-zinc composite stabilizing agent is modified at a temperature higher than the melting point of the lubricant, thus greatly reducing the hydroscopic property and further increasing the electric resistivity of PVC products. Simultaneously, the stabilizer of static coating modification is more beneficial to PVC dispersion, thus improving the stabilizing effect.

The invention relates to a preparation method of nano calcium carbonate, and in particular relates to a preparation method of nano calcium carbonate with low viscocity and high thixotropic property. The method comprises the following steps: calcining, purifying and digesting the preferential limestone; controlling carbonization in a reactor to obtain the nano calcium carbonate rawstock; performing composite surface modification treatment on the rawstock by use of fatty acid or fatty acid derivatives and a coupling agent through a practical control process; and finally performing dehydration, drying, crushing and classification. The invention has the advantages that: the method is reasonable and reliable, ensures stable product quality, is favorable for continuous operation of production, and reduces the cost. The product produced by the method has low viscosity, high thixotropic property and good system compatibility and storage stability, and is applicable to the polymer systems such as polyurethane systems, epoxy systems, acrylic acid systems, amino resin sealants and the like.

The invention discloses a method for greenly synthesizing Ti-Si molecular sieves in a low-cost raw material system, which belongs to the field of zeolite molecular sieve material preparation. The method is characterized in that: firstly preparing Ti-Si gel, then preparing Ti-Si molecular sieves, separating a template and an organic alkali from a filtrate, and recycling mother liquor to prepare TS-1 zeolite molecular sieves. The key of the method is separation and testing of organic components in recycled molecular sieve crystallization mother liquor, analyzing concentrations of template ion TPA+ and n-butylamine respectively, and accurately calculating content of each substance so as to precisely perform dosing. By separating the template and an alkaline mineralizer in the mother liquor, testing accurate contents of the template and the alkaline mineralizer, and recycling the mother liquor, thereby making gel composition be stable and product quality be stable in mother liquor recycling and overcoming blindness of mother liquor recycling in the previous technology. The Ti-Si molecular sieves synthesized by the inventive method save raw material, reduce cost, and eliminate pollution of mother liquor after molecular sieve crystallization to environment.

The invention relates to a mixed additive for removing internal stress of an electrolytic copper foil and a method for producing a low-stress copper foil and belongs to the technical field of production of a high-precision electrolytic copper foil. The mixed additive for removing internal stress of the electrolytic copper foil comprises gelatin, hydroxyethyl cellulose and liquid additive. The method for producing the low-stress copper foil by using the mixed additive comprises the steps of preparing high-purity cathode copper and sulfuric acid into mixed solution of sulfuric acid and copper sulfate at 60-95 DEG C under the condition of stirring in the presence of air, wherein Cu<2+> is 85-100g / L and H2SO4 is 100-120g / L; adjusting the temperature of electrolyte to 45-60 DEG C and the flow to 50-70m<3> / h; adding 20-50mg / L of Cl<->, adding the mixed additive, with a drum titanium tube which continuously rotates as a cathode and arc titanium as an anode, carrying out copper electrolytic deposition and lastingly stripping to obtain 12-70 microns copper foil under the condition of the direct current of which the current density is 55-70A / dm<2>. The thickness of the copper foil is controlled by adjusting the rotation speed of the cathode; and the obtained copper foil has excellent performances.

The invention discloses a preparation process for compound recipe amoxicillin oil suspensoid injection. The preparation process comprises the following steps: (1) heating, sterilizing and cooling down neutual soybean oil, adding aluminum stearate into the soybean oil to prepare gel, heating the gel, diluting the gel through the filtrated and sterilized soybean oil, and filtrating the gel for standby; and (2) taking amoxicillin and clavulanic acid according to a recipe, mixing the amoxicillin and the clavulanic acid with the factice, grinding the mixture in a mortar, adding lecithin into the mixture while grinding till the mixture is ground evenly, adding the factice and the like into the mixture, adding benzyl alcohol, span and vitamin E into a graduated cylinder, and stirring the mixture, adding the factice and the like into the graduated cylinder, packaging and sealing the mixture and obtaining the compound recipe amoxicillin oil suspensoid injection. The compound recipe amoxicillin oil suspensoid injection has the advantages that the compound recipe amoxicillin oil suspensoid injection has a long-acting slow-releasing action, and antibacterial activity against bacteria capable of resisting single recipe amoxicillin, ampicillin, ceftiofur, and the like, that is, the compound recipe amoxicillin oil suspensoid injection can effectively treat bacterial infection capable of generating ESBLs. The preparation process is simple and convenient.

The invention discloses a method and a device for improving the metal cladding deposition additive manufacturing accuracy by means of laser edge cutting. The method includes 1), depositing a first layer of metal droplets, and cutting and machining side surfaces of the first layer of deposited metal by the aid of laser; 2), depositing a second layer of metal droplets, and cutting and machining side surfaces of the second layer of deposited metal by the aid of laser; 3), depositing an N layer of metal droplets, and cutting and machining side surfaces of the N layer of deposited metal by the aid of laser; 4), repeating the same procedure until metal droplets are completely deposited and side surfaces of the last layer of deposited metal are cut and machined so that the metal cladding deposition forming accuracy is improved. The method and the device have the advantages that the machining flexibility is high owing to a laser edge cutting mode, the quality of products is stable, a heat affected zone is small, the follow-up machining amount is low, the micro-machine precision machining accuracy and efficiency are effectively improved, the probability of batch production of parts of micro-machines is effectively increased, and the machining cost is lowered.

The invention relates to a method for continuously producing feed-grade dibasic calcium phosphate, belongs to the field of phosphorus chemical industry, and aims to solve the technical problem for providing a method for continuously producing feed-grade dibasic calcium phosphate dicalcium phosphate. The method includes chemical units of a, performing reaction on hydrochloric acid and phosphate rock, and filtering, washing and obtaining a solution 1; b, adding calcium carbonate into the solution 1, filtering, washing and obtaining a solution 2, drying the filter cake, and obtaining fertilizer-grade dibasic calcium phosphate; c, adding the calcium carbonate and lime into the solution 2, filtering, washing and obtaining a solution 3, drying the filter cake, and obtaining the feed-grade dibasic calcium phosphate; and d, adding the lime into the solution 3, and filtering to obtain a calcium chloride solution. According to the method for continuously producing the feed-grade dibasic calcium phosphate, the whole process, from feeding the raw material to discharging products, are continuous production, and the method has the advantages that production continuity is provided, device efficiency is high, and product quality is stable.

The present invention provides a mechanization production line of cement sandwich light partition wall panel. Said production line includes mould box continuous operation equipment and successively-arranged manipulator for laying base net, pouring machine for pouring base layer slurry material, manipulator for laying core plate, pouring machine for pouring four-side and top layer slurry material, manipulator for screeding slurry, manipulator for laying upper-layer net, press roll for press-finishing slurry, manipulator for demoulding and manipulator for conveying finished product.

The invention discloses a preparation method of polyester polyol. The reaction comprises four steps as follows: (1) polybasic acid (anhydride) and polyhydric alcohol react at 120-150 DEG C and under normal pressure, and water produced during the reaction is extracted through rectification; (2) the reaction temperature is increased linearly, and the reaction and extraction of the byproduct water are further promoted; (3) the pressure of the reaction system is reduced slowly and the water content of the system is further reduced; (4) a small quantity of mixture of a catalyst and a polyester polyol product is added, the reaction is continued in a high-temperature and vacuum environment until the product index is qualified, and the product index is adjusted when necessary. The mixture of the catalyst and the polyester polyol is fed, catalyst hydrolysis can be effectively reduced in thermodynamics and kinetics in a ligand change manner, and the dosage of the catalyst can be reduced. The polyester polyol produced with the technology has the advantages of low catalyst residues, low color number, low acid value and stable product quality.

The invention discloses a preparation method for a fermented feed for corn-bean pulp type daily ration, taking corn, bean pulps and bran (6:2:2, w / w / w) as raw materials and is applied to microbial fermentation engineering. The degradation rate of soybean antigen protein in the fermented feed reaches at least 80 percent, the degradation rate of raffinose and stachyose which cause flatulence reaches at least 90 percent, the peptide content is improved by at least 2 times and reaches at least 6 percent, the lactic acid content reaches at least 3 percent, the digestible energy value is increased to 13.8MJ / kg from 13.2MJ / kg, and the number of beneficial viable bacteria reaches at least 108CFY / g. The prepared novel fermented feed can be singly or proportionally mixed (about 40 percent) with thecorn, the bean pulps and the bran, and added with substances like vitamin, inorganic salt and the like to form a complete feed for growing and fattening pigs, for animals to eat. The feed can effectively improve the digestive absorption capacity of the animals, regulate the microcological equilibrium in animal bodies, enhance the disease prevention and control capacity of the animals and improve the growth performance of the animals.

The invention discloses medicament composition and a preparation thereof, in particular the medicament composition for injection consisting of the cefotiam hydrochloride and a basic amino acid and the preparation thereof. The invention not only overcomes the technical defects that the product in the prior art is easy to generate foams in clinical use, and has more stable product quality and lower side effect.

The invention discloses an automatic control device for use in Czochralski crystal growth. The device comprises a supporting seat, a seed rod, a weighing chamber, a weight sensor, a sliding contactor, a cooling water jacket and a seed rod positioning disk; the weighing chamber is positioned on the upper part of the supporting seat; a bearing seat is fixedly connected between the bottom wall of the weighing chamber and the supporting seat; the outer wall of the weighing chamber is connected with a transmission device; the sliding contactor is fixedly connected with the upper end of the weighing chamber; the weight sensor is fixedly connected with the upper part of a chamber of the weighing chamber; a signal wire of the weight sensor passes through the sliding contactor and is connected with the controller; the output end of the controller is connected with a temperature controller; and one end of the seed rod passes through the center of the bearing seat and is flexibly connected with the weight sensor, and the other end of the seed rod passes through the cooling water jacket which is fixedly connected with the lower part of the supporting seat and the seed rod positioning disk which is fixedly connected with the bottom of the cooling water jacket. A temperature control device for crystal growth is controlled by weight information of seed crystal acquired by a controller, so automatic control of a growing process is realized. The automatic control device has the advantages of reducing personal error, enhancing product quality and lowering labor cost.

The invention discloses a method for preparing a natural resistant banana starch, which comprises following steps: processing banana; scalding to soften; beating, and separating the peels and the pulp to obtain pulp; blending; homogenizing and spray-drying; etc. By adopting the green banana as the raw material, the product is milk white to whitish yellow fine granules with loose structure. The preparation method has simple steps, high retention rate of the resistant starch up to 90% by adopting the spray-drying method, and greatly reduced processing cost. The banana powder prepared by the method is mainly used for moderate-low temperature processed food, such as ice cream or cake, etc., or for flavorings, dairy products or beverages as a food thickening agent, thus improving the consistency, the opacity and the suspension rate of product besides exerting the special physiological effect of banana, and improving the food quality and the processing process.

The invention discloses a process for preparing high-purity vanadium pentoxide by adopting ammonium metavanadate as a raw material. The process comprises the following step of obtaining a high-purity vanadium pentoxide product after an ammonium metavanadate crude product is treated by adopting the processes of dissolving, adjusting pH, removing impurities by an impurity removing agent, precipitating vanadium for removing impurities, and calcining and the like. By detection, the content of the high-purity vanadium pentoxide prepared by adopting the process can be up to more than 99.5%, and the content of the impurity is less than 100ppm. The process disclosed by the invention has the advantages that the control is simple, the quality of a product is stable, no pollution is caused to the environment, and the requirement for clean production is met and the like. The process is suitable for large-scale production.

The invention provides a method for detecting a Danhong injection ethanol precipitation process on line. The method comprises the following steps of: (1) designing a near-infrared on-line detection system; (2) acquiring the near-infrared transmittance spectrums of Danhong injection ethanol precipitation liquid and an ethanol precipitation liquid sample; (3) acquiring quality control index information from the ethanol precipitation liquid sample by a high performance liquid chromatography and a drying weighing method; (4) rejecting abnormal spectrums; (5) selecting a near-infrared spectrum modeling wave band and a preprocessing method; (6) establishing quality control index models by a multielement correction algorithm, and inspecting the performance of the models by using model evaluating indexes; and (7) analyzing the variation trends of the quality control indexes in the ethanol precipitation process on line by using the established models. A near-infrared on-line detection technology is applied to the measurement of the content of chemical index components and soluble solid substances in the Danhong injection ethanol precipitation process, reference and effective guidance are provided for the on-line control over the Danhong injection ethanol precipitation process.

The invention discloses an integrated super capacitor electrode material preparation method and applications thereof. The preparation method comprises the following steps: cobalt salt, nickel salts, and sulfonium salt are dissolved in a solvent and are uniformly stirred and mixed; the above solution is transferred to a high pressure reaction kettle, and an electrode carrier is put in the kettle; the high pressure reaction kettle is sealed and then placed at a temperature of 100 to 160 DEG C for reaction for 2 to 12 h; and the electrode carrier is washed and dried to obtain the integrated super capacitor electrode material. The invention also provides applications of the above integrated super capacitor electrode material in manufacturing of the super capacitor. Raw materials of the preparation method of the invention are cheap and easy to obtain, the synthesis technology is simple and easy to realize, the product quality is stable, the technology repetition performance is good, and the electrode preparation material has excellent super capacitance performance.

The invention relates to a new technology for extracting high-purity gold by adopting a wet process, which comprises the following steps: melting gold in aqua regia; concentrating and removing nitrate; diluting and filtering; reducing and depositing; filtering and cleaning; and fusing ingot casting. In the step of reducing and depositing, SO2 is taken as a reducing agent; when the electric potential of the solution is 680-730mv, especially when the electric potential of the solution is 700mv, the introduction of reducing gas is stopped, so that the purity of the end product is kept above 99.999% and the once percent reduction of the product is higher. According to the new technology, the optimal reduction temperature is confirmed; when the reduction temperature is at 40-60 DEG C, optimal temperature is at 50 DEG C; and the reduction time is effectively shortened.

The invention relates to a production method of maleic anhydride, in particular to a production process of maleic anhydride. The invention can solve the problems of low yield and instable quality of the production of maleic anhydride in the prior art. The invention includes the following steps: fixed bed catalytic benzene oxidation, partial condensation, water absorption, azeotropic dehydration and rectification, two axial flow pumps are connected on a benzene oxidation fixed bed reactor which is used in the stage of benzene oxidation reaction, the rectification stage is a continuous rectification process; compared with the prior art, the invention adopts two axial flow pumps to improve the molten salt circulating capacity of the benzene oxidation fixed bed reactor and adopts the continuous rectification process, which ensures the quality of the products to be high and stable, the refining yield can achieve more than 97 percent, and the annual output of maleic anhydride is more than 20000 tons.

The invention relates to medicinal tea prepared from Chinese medicinal materials by microbial fermentation, belonging to the technical field of traditional Chinese medicine. The medicinal tea is characterized in that the extractive solution of traditional Chinese medicine or Chinese medicinal materials with bacteriostatic action are processed by fermentation as fermentation solution, and prepared into tea for decoction or baled tea and bag tea for infusion; the traditional Chinese medicine with bacteriostatic action are traditional Chinese medicine or Chinese medicinal materials with known bacteriostatic action, such as garlic, ginger, pricklyash peel, turmeric, Salvia miltiorrhiza, honeysuckle flower, isatis root, isatis leaf, Chinese gallnut, Resina Toxicodendri, giant knotweed, Magnolia officinalis, chaulmoogratree seed, coptis root, Sophora flavescens, Forsythia suspensa, Rheum officinale, rehmannia root, common anemarrhena rhizome and Allium macrostemon. The medicinal tea contains tea leaves or not, as well as other traditional Chinese medicine, and can be decocted or infused. The medicinal tea has the characteristics of high compliance in use, and high utilization ratio of medicinal materials. The medicinal tea has the functions in dispelling wind, relieving exterior syndrome, removing dampness by diuresis and normalizing function of the stomach and spleen, and can be used for treating common cold, sunstroke, fever, abdominal pain, aching body, vomiting and diarrhea.

The invention discloses a method for extracting grape seed oil and proanthocyanidins from grape seeds in one step, belonging to the technical field of comprehensive utilization and extraction of grape seeds. The invention uses crushed grape seeds as raw materials, extracts with a mixed solvent to obtain light phase and heavy phase extracts, the light phase extract is desolvated to obtain grape seed crude oil, and the heavy phase extract is purified by macroporous resin to obtain Proanthocyanidin products. The grape seed oil prepared by the grape seed treatment method of the present invention has good color and the residual oil rate is less than 1%; the yield of the prepared proanthocyanidin is higher than 75%, and the purity is higher than 95%. The method of the invention has the advantages of simple process flow, less equipment investment, easy control, standardized operation, short operation time, low production cost and easy industrialization.

The invention discloses an automatic polishing machine, which comprises a base, a motor and a cloth wheel, and further comprises a front-and-rear adjusting sliding seat mechanism, a lifting mechanism, a rotating mechanism and a cloth wheel group mechanism. The front-and-rear adjusting sliding mechanism comprises a speed reducer, a threaded rod, a threaded sleeve and a carriage cover, wherein the threaded rod is mounted in a sliding chute of the base and is pivoted with two ends of the sliding chute; the threaded sleeve is mounted in the sliding chute and is fixedly coupled with the carriage cover at the upper part of the sliding chute; the speed reducer is fixed on the base; and the carriage cover is matched with a stroke switch which is mounted on the base. The automatic polishing machine disclosed by the invention is simple to operate, and not only can be used for effectively adjusting a stroke and a height of machinery to effectively contact workpiece surface, but also ensures thatthe polished products have stable quality and high production efficiency.

The invention discloses a plastic gear and a manufacturing method thereof. The manufacturing method mainly comprises the steps of: adding dried and proportioned raw materials to a heated injection molding machine, and setting injection pressure, speed, injection time and injection amount of the injection molding machine at different stages as well as final pressure-maintaining pressure and speed to achieve an optimal injection molding process, so as to obtain a final qualified product. According to the invention, the defects of physical properties of easiness in whitening and breaking, poor toughness, low strength and the like of the injection-molded plastic gear during molding are overcome; and at the same time, the injection molding process is stable, the obtained product is stable in quality, the production efficiency is improved, and the production cost is lowered.

The invention discloses a multilayer diamond brazing body and a manufacturing method thereof. The multilayer diamond brazing body comprises 2 to 105 layers of metallic matrixes and diamond grits which are mutually overlapped, and the diamond grits are brazed between every two adjacent layers of metallic matrixes and on the outer later surfaces of one side or two sides of an overlapped body of 2 to 105 layers of metallic matrixes. The multilayer diamond brazing body is formed by overlapping and brazing a plurality of single-layer brazing bodies once, can integrate the advantages of single-layer brazing and multilayer sintering, has the sharpness of a single-layer brazing tool and the metallurgical combination of diamond and matrix, and also has the abrasion resistance of a multilayer sintering tool.

The invention discloses an alprostadil submicron emulsion for injection and a preparing method thereof. The alprostadil submicron emulsion is prepared from alprostadil, oil for injection, emulsifying agent, stabilizing agent and freeze-dry protector. The preparing method comprises following steps: (1) preparing oil phase, (2) preparing water phase, (3) preparing primary emulsion, (4) high-pressure homogenizing, (5) primary filtering, (6) sterile filling and (7) freeze drying. Particle diameters of the alprostadil submicron emulsion for injection prepared by the method are stable and uniform. Degradation productions are reduced to 10% and the effective period is prolonged to 24 months.

The invention discloses a process for forging and grinding stainless steel, which comprises the following steps: (1) subjecting a cutter blank having a cross-section forged to taper shape; (2) primarily coarse-grinding a recessed arc surface at the middle part of a cutting tool by an edge formed by the end face and the circumference of a grinding wheel of a water mill machine; (3) secondarily coarse-grinding a blade edge by the end face of the grinding wheel of the water mill machine; (4) thirdly coarse-grinding the back of the cutting tool by the end face of the grinding wheel of the water mill machine; (5) primarily fine-grinding the recessed surface at the middle part of the cutting tool by the end face of a rubber grinding wheel of the water mill machine; (6) secondarily fine-grinding the blade edge by the end face of the rubber grinding wheel of the water mill machine; and (7) thirdly fine-grinding the back of the cutting tool by the end face of the grinding wheel. In the coarse grinding process, the temperature of the cutting tool is not larger than 200 DEG C, and the rigidity is unlikely to decrease after grinding. Compared with prior manual production, the mechanized process can ensure uniform surface lines, thickness and rigidity of the cutting tool, stable product quality, low rejection rate, simplified process, and greatly improved production efficiency.

The invention provides a taper thermal transfer printing machine capable of thermally printing on a conical surface, and belongs to the technical field of thermal transfer printing. The problem that the thermal transfer printing is unlikely to be conducted for a tapered product in the existing market can be effectively solved by the invention. The taper thermal transfer printing machine comprises a base, wherein a base plate is arranged on the base and is connected with a membrane frame corner plate; an arc rack is arranged on the membrane frame corner plate; a vertical shifting plate is connected to the upper surface of the membrane frame corner plate in a sliding form by two linear guiding rails; a winding membrane guiding frame and an unwinding membrane guiding frame are respectively fixed on both sides of the vertical moving plate; a printing substrate circumference measuring device is arranged on the winding membrane guiding frame; a flower-membrane smoothing roller is arranged on the unwinding membrane guiding frame; a vertical post is arranged on the base plate; a multi-direction tool is arranged on the vertical post; and a lifting thermal-printing roller is arranged on the multi-direction tool. With the adoption of the taper thermal transfer printing machine, a pattern can be transfer-printed on a tapered printing substrate accurately and perfectly, without deformations and wrinkle, so that the product quality is stable; in addition, the taper thermal transfer printing machine is safe and reliable, and is low in cost and high in efficiency.