36results about How to "Realize continuous large-scale production" patented technology

The invention relates to a beta-carotene microcapsule and a preparation technology thereof. The technology comprises the following steps: mixing corn starch which contains beta-carotene crystals and microhole ocentyl succinic anhydride and serves as a core material, an oil phase consisting of plant oil, an antioxidant and the like and a water phase consisting of a wall material, an antioxidant, a dispersant, water and the like according to a ratio, homogenizing to prepare microemulsion, and performing spray drying to prepare beta-carotene microcapsule powder. In a preparation process, no organic solvent needs to be added, and an obtained product keeps the bioactivity, is stable to the photo-thermal property and is extremely high dissolvability in cold water; processing, transportation and storage are facilitated; the safety, the flowability, the taste and the water solubility of the product are greatly improved; the beta-carotene microcapsule is a high-quality health food and food pigment raw material. The yield of the beta-carotene microcapsule prepared by the technology is high, and the preparation method is suitable for batch preparation of the beta-carotene microcapsules; continuous large-scale production is realized.

The invention relates to high-content krill oil microcapsules and a preparation technology thereof. The technology comprises the following steps: by taking krill oil and microporous starch as core materials, adding a small amount of xanthan gum into oil phase; and by taking chitosan oligosaccharide and oxidized starch as wall materials, mixing an oil-phase antioxidant, a water-phase antioxidant, an emulsifier, a dispersant and the like in proportion to prepare micro-emulsion, and performing spray drying to prepare krill oil microcapsule powder. The obtained krill oil microcapsule product contains 10-30 percent of phosphatide and keeps biological activity, improves the light-heat stability, acid-alkali stability and the like of krill oil, has good solubility in cold water, and is relatively easy to process, transport and store, safety, fluidity and water solubility are greatly improved, the application range of krill oil is enlarged, and the krill oil is an excellent health-food raw material, and is widely applied to dairy products, beverages, health-care products, baking, tablets and the like. The yield of the krill oil microcapsule powder prepared according to the technology is high, the phosphatide content of the product is high, and the technology is suitable for mass preparation of krill oil microcapsule powder and realizes continuous large-scale production.

The invention discloses a halogen-free flame-retardant polyethylene functional material for APCP and the preparation method of the material. The material has the following components and contents (based on weight proportion): 25-40% of polyethylene, 2.5-25% of modified polyethylene, 32-50% of brucite powders, 0.1-10.0% of silicone flame retardants, 0.5-3.5% of coupling agent, 0.5-8.5% of synergist, and 0.25-1.5% of antioxidant. The technical performance indicators of the material of the invention are as follows: 12.5 to19.5MPa for tensile yield strength, 30 to 230% for ultimate elongation, 15.5 to24.5 MPa for bending strength, 19.0 to 25.0KJ/m2 for notch impact strength, 85 to 95 DEG C for Vicat softening temperature, 1.25 to 1.37 g/cm3 for density, 32 to 36% for oxygen index, and 0.25 to 1.50g/10min for melt flow rate; besides, the environmental protection index of the material meets the International Safety Standards IEC62321, in line with the requirements of ROHS Directive. The preparation method of the invention is to use vacuum exhaust-type parallel twin-screw extruding hot-cutting and granulating technology to prepare the material. The raw materials of the invention can be easily obtained and the technology is easy to control; besides, the material of the invention has the advantages of excellent comprehensive performance and cost ratio, as well as good flame-retardant properties and thermal stability, which can be extruded and molded through injection and can realize large-scale continuous production.

The invention discloses an electrochemical preparation method of a ternary anode material. According to the method disclosed by the invention, pure nickel, cobalt and manganese metals and electric energy are used as raw materials and a green electrochemical synthesis method is adopted for synthesizing a nickel, cobalt and manganese salt compound by means of electrolysis at normal pressure and normal temperature, and the ternary anode material-LiNixCoyMnzO2 can be obtained after lithium addition reaction, spray-drying and high-temperature treatment, wherein x is greater than 1 and less than 1, y is greater than 0 and less than 0.8, z is greater than 0 and less than 1, and x+y+z is equal to 1. Compared with the prior art, the electrochemical preparation method disclosed by the invention can be used for reducing the cost of raw materials and energy consumption, simplifying the process, also reducing the environmental pollution and improving the product performances. An electrochemical synthesis technology adopted by the method is an environmentally-friendly chemical process, the pure metals are used as anode materials and no impurities are introduced, so that the concentration controllability and the high purity of nickel ions, cobalt ions and manganese ions are guaranteed; meanwhile, the zero emission of wastewater to the environment is realized, and the continuous large-scale production can be realized.

The invention discloses a natural carotene microcapsule. The natural carotene microcapsule comprises the following components in parts by weight: 8-18 parts of a core material, 22-75 parts of a wall material, 10-20 parts of vegetable oil, 3-7 parts of d-sodium erythorbate, 1.6-2.2 parts of sodium tripolyphosphate, 1.2-1.8 parts of citric acid and 20-26 parts of maltodextrin, wherein the core material is natural carotene; and the wall material is starch sodium octenylsuccinate, xylitol, tannic acid and zein. The natural carotene microcapsule is high in embedding rate and good in stability, andcan solve the technical problem of low embedding rate of the natural carotene microcapsule in the prior art. The technical scheme of the invention also provides a preparation method of the natural carotene microcapsule.

The invention provides a huperzine A production method suitable for industrial production and relates to a huperzine A production method. The huperzine A production method comprises the following specific steps of pretreatment of raw materials, extraction, centrifugation, ultra-filtration, nano-filtration, PH value regulation, concentration, microwave drying and smashing. The huperzine A production method adopts a membrane technology for separation and purification. Compared with other purification modes such as macroporous resin adsorption and solvent extraction, the huperzine A production method has the advantages of being safe, environmentally friendly and capable of saving energy, only using a pure water solvent, not adopting an organic solvent and the like, the operation is simple, the product is safe, environmentally friendly, good and inexpensive, and continuous large-scale industrial production can be achieved.

The invention discloses a silicon oxide composite boron-doped carbon nanotube film and a preparation method and application thereof, and the preparation method comprises the following steps: 1, completely sealing a vertical CVD furnace, continuously introducing Ar, heating the vertical CVD furnace to 1100-1200 DEG C, and carrying out heat preservation; 2, weighing ethanol, ferrocene and thiophene according to a mass ratio of 95:1.5:1, and mixing to obtain a mixed solution; adding 1-3wt.%, preferably 2wt.%, of boric acid as a boron source for reaction and 0.2-1wt.% of ethyl orthosilicate as a silicon source for reaction into the mixed solution, uniformly dispersing, and transferring to a microsyringe at the top end of the vertical CVD furnace as a precursor solution; and 3, closing Ar, continuously introducing 600-1000 sccm of H2 as a reaction gas, injecting the precursor solution into a vertical CVD furnace by an injection pump through an ultrasonic atomization device at the top of the vertical CVD furnace, and obtaining the silicon oxide composite boron-doped carbon nanotube film 5-10 minutes after the reaction is started. The silicon oxide composite boron-doped carbon nanotube film obtained by the invention has high electrochemical performance.