31results about How to "Adapt to the requirements of industrial production" patented technology

The invention discloses a method for manufacturing a vacuum insulation panel core material with high performance and low cost. The method comprises the following steps of: pulping glass fiber cotton which is produced by a centrifuge method; diluting; screening; performing dehydration molding; performing pressure roller sizing; performing vacuum negative pressure dehydration; drying; cooling; and cutting. In the manufacturing method, the glass fiber cotton which is completely produced by the centrifuge method is used as a raw material of the vacuum insulation panel core material with high performance and low cost, the coefficient of thermal conductivity of the produced vacuum insulation panel core is between 0.003 and 0.008 W/m.k, and the coefficient of heat insulation is greatly improved;the thickness of the panel core material is between 0.5 and 30 mm, and the thickness is thinner; and the glass fiber cotton with the diameter of 3.5 to 5 mu m and the length of 5 to 20 mm has low cost and low overall manufacturing cost, and the overall cost of the vacuum insulation panel is lowered.

The invention belongs to the food processing field of staple food and relates to buckwheat steamed bread with a high flavone content and a preparation method of the buckwheat steamed bread. The buckwheat steamed bread is prepared from the following components: high gluten wheat flour, tartary buckwheat powder, sweet buckwheat powder, alpha-amylase, pentosanase, water and yeast. The preparation method of the buckwheat steamed bread comprises the following steps of: firstly, carrying out vacuum freeze drying and ultrafine grinding treatment on the tartary buckwheat powder and the sweet buckwheat powder, respectively; then, uniformly mixing the high gluten wheat flour, the tartary buckwheat powder, the sweet buckwheat powder, the alpha-amylase, the pentosanase and the yeast and then adding water to the mixture; and finally, mixing, tabletting, dividing and forming, fermenting, cooking, cooling and packaging to obtain the buckwheat steamed bread with the high flavone content. According to the buckwheat steamed bread with the high flavone content and the preparation method of the buckwheat steamed bread, the content of the favone in the buckwheat is improved, processing performances, such as elasticity and viscosity, of buckwheat dough are improved, and the rough mouthfeel of the product is improved by applying advanced technologies such as vacuum freeze drying, ultrafine grinding and bio-enzyme treating. The buckwheat streamed bead produced by the preparation method disclosed by the invention is fine in mouthfeel, can be used as staple food for long-term consumption, higher in flavone content, and is provided with a healthcare function of regulating lipid and reducing blood glucose by buckwheat.

The invention discloses a bean curd preparation method for improving the elasticity of bean curd based on a sour slurry coagulator, which comprises the following steps: S1, preparing the coagulator: inoculating a fermentation strain into yellow serofluid for fermentation to prepare the coagulator; S2, preparing a cooked soybean milk mother solution, namely removing impurities from soybeans, cleaning, soaking, pulping, removing residues, boiling, and adding carrageenan while stirring to obtain the cooked soybean milk mother solution; and S3, preparing the high-elasticity bean curd: adding a coagulator into the cooked soybean milk mother liquor to obtain the high-elasticity bean curd. According to the sour slurry coagulator, yellow serofluid is fermented through efficient fermentation strains, compared with sour slurry prepared through natural fermentation at present, the fermentation speed is higher, the fermentation end point is easier to control, the product quality is more stable, and the sour slurry coagulator meets the requirements of industrial production; the carrageenan is added according to a certain proportion in the preparation process of the sour slurry bean curd, so that the separation of soybean whey protein is accelerated, and meanwhile, the prepared sour slurry bean curd is more smooth in mouth feel, particularly rich in elasticity and not easy to break.

The invention discloses a double-tube type powder quantitative feeding device which comprises two sets of rotating cylinders, discharging rotary discs and two sets of material distributing bins. The two sets of rotating cylinders are opposite in rotating direction and are arranged horizontally and in parallel, and the two sets of rotating cylinders are provided with the multiple sets of discharging rotary discs. The discharging rotary discs are provided with multiple arc notches and are arranged on the two sets of rotating cylinders in a crossed manner. The upper portions of the material distributing bins communicate with a material evening bin, the bottoms of the material distributing bins communicate with a screw conveyor, and the upper portions and the lower portions of the material distributing bins are provided with material level meters. The two sets of rotating cylinders are fixed to a transmission shaft and a driven shaft correspondingly. A drive gear is arranged at the front portion of the transmission shaft, a driven gear is arranged at the front end portion of the driven gear, and the drive gear and the driven gear are engaged. The two sets of rotating cylinders are arranged at the upper portion of the material evening bin, a feeding pipe is arranged at the upper portion of the material evening bin, and the distance between the left wall face and the right wall face of the feeding pipe is smaller than the horizontal distance between the center lines of the two sets of rotating cylinders. The double-tube type powder quantitative feeding device has the beneficial effects that the structure is simple, the cost is low, the control precision is high, and the running stability is good.

The invention provides a method for preparing 3-oxobutanoic acid-2-nitrile ethyl ester and its homologues by using acetoacetate as a raw material through transesterification reaction catalyzed by Lewis acid. Under Lewis acid catalysis, acetoacetate undergoes transesterification reaction with hydroxyethyl, propylene, butyl, pentamyl, hexyl or heptanonitrile to generate the target compound, and then the target product is obtained by vacuum distillation. The method can avoid the use of extremely active, flammable and explosive diketene reagents, avoid harsh reaction conditions, unsafe operation and other problems, and can adapt to industrial production requirements. Not only the raw materials are simple and easy to obtain, but also the operation safety is greatly improved, and has great industrial application value.

The invention discloses a method for preparing ghost crab sauce. By the aid of the method, problems that ghost crab sauce made of ghost crabs is a traditional condiment manufactured by coastal fishermen in the Beihai city, is manually manufactured by the fishermen and is not upgraded to reach the realm of an industrial product, quality standards and unified manufacturing technological requirements are deficient and accordingly the ghost crab sauce is externally impressed as a low-grade household condiment can be solved. The method includes technical measures of cooking wine preparing, cleaning, mashing and crushing, salting, fermenting, compounding and packaging. The method has the advantages that effective components of raw materials can be extracted by grain wine for cooking wine, taste of the ghost crab sauce can be conditioned by the effective components, cold nature of the ghost crab sauce can be inhibited, the problem of adverse impact of cold nature of existing ghost crab sauce on human bodies can be solved, and the shortcoming of abdominal pain and diarrhea of susceptive people due to the traditional ghost crab sauce can be overcome; the ghost crab sauce prepared by the aid of the method has unique flavor and tastes delicious, effects of helping digestion and losing weights can be realized, and industrial production requirements can be met by standard preparation processes.

The invention discloses a great-pressure difference manual sealing slide plate gate, which comprises a valve plate and a sealing ring, the valve plate is provided with triangular sealing surfaces on three surfaces, and is provided with a circular arc-shaped projection on the part in contact with a sealing gasket under a closed state, and the sealing ring is of a C-shaped structure; three surfaces of the sealing ring are respectively fixed on the front and back internal walls of a valve plate base and a central partition by a sealing ring-fixing plate, an L-shaped ash baffle is arranged on the upper part of the sealing ring-fixing plate, the sealing ring-fixing plate is arranged in a gap of the bottom of a taper hopper, the sealing gasket is arranged in a rectangular groove in the middle of a sealing gasket-fixing base, the sealing gasket is tightly pressed on the outside of the valve plate base by an L-shaped sealing gasket-fixing plate, a lead screw sleeve is fixed at the end of the valve plate, a lead screw is in threaded connection with the lead screw sleeve, and a bearing is arranged at the end of the lead screw. The great-pressure difference manual sealing slide plate gate has the advantages of good sealing property, little resistance, simple structure, low cost and good stability in operation.

The invention discloses a preparation method of Abiraterone. The preparation method includes the steps of allowing dehydroepiandrosterone to engage in etherification reaction with RX to generate 3beta-alkoxy dehydroepiandrosterone (II), namely intermediate (II); allowing the intermediate (II) to engage in Grignard reaction with 3-pyridine magnesium bromide to obtain 17-(3-pyridine)-17-hydroxy-androstane-5-ene-3beta-alkyl ether (III), namely intermediate (III); allowing the intermediate (III) to engage in elimination reaction with 17-position hydroxy to obtain 17-(3-pyridine)-androstane-5, 16-diene-3beta-alkyl ether (IV), namely intermediate (IV); allowing the intermediate (IV) to engage in deprotection reaction to obtain Abiraterone (I). The preparation method is simple in process; raw materials are easy to obtain; quality is controllable; the preparation method is suitable for industrial production.

This invention discloses a preparation method of spiced ghost crab bechamel. The pickled crab made from ghost crab is a traditional seasoning manufactured by the coastal fishermen manually in Beihai City, which does not realize the realm of industrial products without quality standard or uniform manufacture technology. Thus, it gives the outside world an impression as the low-level household seasoning. This invention comprises the technical measures of: preparing cooking wine, washing, smashing and stirring, salting, leavening, compounding and packaging. Anise, fennel, resurrection lily rhizome, amomum tsao-ko and interior eardamom are added to the ghost crab bechamel in this invention, which are prepared to cooking wine and then added into the ghost crab bechamel. Such raw materials can regulate the taste of the ghost crab bechamel, control the cold nature of the ghost crab and overcome the negative influence of the cold nature of ghost crab for the human body, improving the disadvantage of resulting in abdominal pain and diarrhea of the traditional ghost crab bechamel for the susceptive group. The ghost crab seasoning gotten from this invention has special flavour, delicious taste and helps digestion weight losing, whose normative preparation technology adapts the production requirements of industrialization.

The invention discloses a dustproof modifier used for glass baking varnish material, which is characterized by comprising an anionic surfactant, a nonionic surfactant and ammonium chloride. The invention also provides a glass baking varnish paint containing the dustproof modifier and an application thereof. The provided dustproof modifier is added in the conventional baking varnish material to provide the dustproof performance for the baked baking varnish glass. Compared with a method that a conventional method is employed for baking, and then regular cleaning and maintenance can be carried out by a cleaning solution, the dustproof modifier enables in-situ composite to the glass baking varnish raw materials, through cooperation of the components, the baking varnish surface has good self-dustproof performance, and the dustproof modifier provides brand new thinking for dust prevention of the baking varnish glass.