38results about How to "Excellent composition" patented technology

The invention discloses a fungal alpha-amylase-containing beer complex enzyme and a preparation method thereof, belonging to the field of enzyme preparation processing. The high-activity fungal alpha-amylase and other food grade enzyme preparations, plant extracts, antioxidants, protective agents, activating agents and the like can be scientifically compounded by taking concentrated maltase and concentrated malt juice powder as main raw materials; the prepared beer complex enzyme is complete in proteases, high in enzyme activity, difficult to deactivate, mellow in malt aroma, and capable of providing abundant nitrogen source for malt juice, wherein the activity of fungal alpha-amylase in fermenting liquor during the preparation of fungal alpha-amylase is 17000-21000 U/mL. The complex enzyme can be stored for 12 months under the conditions of 0DEG C and 40DEG C, the single enzyme activity loss in the complex enzyme are respectively 0.50% and 0.72%, the enzyme deactivation caused by environment change, and inappropriate operation methods during packaging, storage, transportation, use and the like can be effectively prevented, especially the enzyme deactivation caused by high temperature can be prevented.

A polyamide composition comprising: 100 parts by mass of polyamide (A) with a melting point of 270° C. to 340° C., 1 to 100 parts by mass of flame retardant (B), and 1 to 10 parts by mass of anti-dripping agent (C), wherein the anti-dripping agent (C) comprises a fluorine resin (C1) and at least one polymer (C2) selected from the group consisting of an ionomer and a modified aromatic vinyl-based polymer containing less than 15 mass % of halogen atom, in which a mass ratio of the fluorine resin (C1)/the polymer (C2) is 1/4 to 4/1.

A rotary hearth furnace iron-making method utilizing biomass carbon-containing pellets to serve as a raw material belongs to the field of ferrous metallurgy and relates to a rotary hearth furnace iron-making process using the biomass to serve as iron-making fuel and a reducing agent. The process comprises the steps, utilizing reproducible carbon neutral biomass coke powder to replace pulverized coal, enabling the biomass coke powder and the iron ore powder to be matched with each other according to C/O=1.1-1.4, adding an appropriate binder, evenly mixing to make pellets, and enabling the pellets to enter a rotary hearth furnace to be heated and undergo reduction so that a metalized pellet is obtained. The biomass coke has carbon neutral and can fundamentally reduce discharge of pollutantssuch as CO2 caused by coal consumption. The impurity content of the biomass coke is little, the problem that sulphur content of products caused by coal using is too high is solved, and the comprehensive quality of the products is improved. The energy in the preparation process of the biomass coke can be supplied by biomass itself, and green circulating production is substantially achieved. The rotary hearth furnace iron-making method expands energy sources for rotary hearth furnace iron making, reduces production cost, improves product quality and production efficiency and reduces environmental pollution.

The invention discloses a beer compound enzyme containing acid protease and a preparation method of the beer compound enzyme containing the acid protease and belongs to the field of enzyme preparation processing. The beer compound enzyme complete in protease system, high in enzyme activity, less prone to inactivation, strong in malt fragrance and capable of providing a rich nitrogen source for wort is mainly prepared from a concentrated malt enzyme and concentrated wort powder by scientifically compounding food-grade enzyme preparations such as the high-activity acid protease, plant extracts, antioxidants, protective agents, activating agents and the like, wherein the enzyme activity of the acid protease in fermentation liquor in an fermentation liquor preparation process is 18000-20000U/mL. When the beer compound enzyme is stored at the temperatures of 0 DEG C and 40 DEG C for 12 months, enzyme inactivation rates of single enzyme in the beer compound enzyme are 0.53% and 0.8% respectively, so that enzyme inactivation caused by environment changes and improper operation methods during packaging, storage, transportation, use and the like can be prevented effectively, and especially, enzyme inactivation caused by high temperature can be prevented.

There is provided a ring-opening polymer of cyclopentene wherein a cis ratio of cyclopentene-derived structural units is 30% or more, the weight average molecular weight (Mw) is 100,000 to 1,000,000, and an oxysilyl group is included at an end of the polymer chain. For example, the ring-opening polymer of cyclopentene can be obtained by ring opening polymerization of cyclopentene in the presence of a compound of a transition metal belonging to Group 6 in the Periodic Table, an organoaluminum compound represented by the following general formula (1), and an olefinically unsaturated hydrocarbon containing an oxysilyl group.

(R¹)_3-xAl(OR²)_x  (1)

(in the general formula (1), R¹ and R² represent a hydrocarbon group having 1 to 20 carbon atoms and x satisfies the requirement 0<x<3.)

The invention discloses a beer compound enzyme containing neutral protease, and belongs to the field of processing of an enzyme preparation. The beer compound enzyme takes natural concentrated malt enzyme as a main raw material, and the mixed enzyme is scientifically compounded, so that not only is an enough enzyme source replenished, but also the beer compound enzyme is more enough in enzyme activity, more excellent in preservation property, more abundant in nitrogen source, and more sufficient in malt fragrance under the synergistic effects of a protective agent and an activating agent; the enzyme activity loss rate after storage for two years at normal temperature is smaller than 3%; the neutral protease in the mixed enzyme is prepared by liquid deep mixed fermentation under a specific fermentation condition by taking bacillus subtilis 1398-2-12 producing the neutral protease with strong thermal stability as an original strain, the enzyme activity of the neutral protease is 5500-7000U/mL, the optimum reaction temperature is 70 DEG C, the optimum reaction pH value is 7.2, and the neutral protease is more suitable for beer brewing. The beer compound enzyme is scientific to compound, the product is complete in function, long in expiration date, and convenient to transport, store and use, and a basis is established for production of excellent beer.

The present invention provides a phosphoric and acrylic copolymer resin that can have good transparency, scratch resistance and flame retardancy and a composition including the same. The phosphoric and acrylic copolymer resin includes repeat units of (A-1) at least one vinyl monomer and (A-2) at least one phosphoric monomer.

The invention discloses an electroslag remelting method for Hastelloy, wherein an adopted consumable electrode is subjected to high-temperature diffusion annealing at 1100-1150 DEG C, after which theelectroslag remelting is performed under the protection of argon; and the smelting rate during the electroslag remelting is 3 kg/min-3.5 kg/min. According to the electroslag remelting method, the adopted consumable electrode is subjected to high-temperature diffusion annealing firstly, the electroslag remelting is performed after homogenization is finished, low smelting speed control is adopted, and thus a uniform solidification structure of a cast ingot can be effectively guaranteed, and a Hastelloy steel ingot with uniform and excellent component structure is obtained. According to the electroslag remelting method, the matching of an electroslag slag system is guaranteed, the liquidus temperature of Hastelloy is relatively low, a shallow and flat molten pool can be obtained by adopting higher voltage and lower current in the smelting period, and therefore good surface quality can be guaranteed at a low smelting speed; and by properly increasing the filling ratio, the electroslag process is improved, the direct current component of the crystallizer in the electroslag process is increased, the lower slag temperature and the smaller molten pool volume are kept, the width of a two-phase region is reduced, the local solidification time is shortened, and a better solidification structure is obtained.

There is provided a ring-opening polymer of cyclopentene wherein a cis ratio of the cyclopentene-derived structural units is 30% or more, a weight average molecular weight (Mw) is 100,000 to 1,000,000, and a functional group containing a structure represented by the general formula (1) or (2) is included at an end of the polymer chain.

—Y—H   (1)

(in the above general formula (1), Y represents an oxygen atom or a sulfur atom.)

—NH-Q   (2)

(in the above general formula (2), Q represents a hydrogen atom or a hydrocarbon group or a silyl group which may have a substituent group.)

The invention discloses a beer complex enzyme capable of improving beer foam property, belonging to the field of enzyme preparation processing. The beer complex enzyme takes natural concentrated malt enzyme and concentrated wort powder as main raw materials, mixed enzyme is compounded scientifically, so that a sufficient enzyme source is supplemented, what is important is that under the synergistic effect of a protective agent and an activating agent, the enzyme has stronger activity and more excellent preservation property, the nitrogen source is richer, and the enzyme activity loss ratio is less than 3% when the beer is preserved for two years. The beer complex enzyme is compounded scientifically, has a simple preparation method, has complete functions and long shelf life, is convenient to transport, store and use, and especially lays a firm foundation for additional enzymic preparation glycation by high accessory proportion, reduction of beer production cost, guarantee of the nitrogen source in the wort, and production of excellent beer with good foam property and rich foam.

The invention relates to whole nutritive primary-taste porridge by using plumules as a core, and a making method of the whole nutritive primary-taste porridge. The whole nutritive primary-taste porridge is made from the following raw materials in parts by weight: 30-90 parts by weight of glutinous rice, 2-12 parts by weight of sprouted chickpeas, 2-8 parts by weight of sprouted mung beans, 12-24 parts by weight of diced carrots, 12-36 parts by weight of sprouted brown rice, 20-80 parts by weight of glutinous corn, 6-24 parts by weight of fructo-oligosaccharide, 1-10 parts by weight of oat fibers, 1-10 parts by weight of starch, 1-10 parts by weight of konjac powder, 0.1-1 part by weight of corn germ powder, 0.01-0.025 part by weight of sucrose fatty acid ester, 0.01-0.1 part by weight of D-sodium ascorbate and 800-950 parts by weight of purified water. According to the whole nutritive primary-taste porridge disclosed by the invention, gamma-aminobutyric acid is enriched in the productnamely the whole nutritive primary-taste porridge, the raw materials of corn germs, the sprouted brown rice, the sprouted mung beans, the chickpeas, the glutinous rice, carrots, corn, the oat fibers and the like are screened, and the whole nutritive primary-taste porridge is processed and cooked; and besides, a food grain food material autologous stabilizing system is used, and the whole nutritiveprimary-taste porridge is reasonable in compatibility, and rich in flavor, and is suitable for all consumption crowds and suitable for old people and young people.

The purpose of this invention is to provide a comprehensively excellent composition to prevent bodily fluids leakage from a corpse and the treatment method to prevent bodily fluids. The composition can be stored for a long time in spite of using superabsorbent polymer. The composition can be easily injected in a corpse with gas pressure when applied. The composition turns jellied instantly when it contacts to bodily fluids and can prevent bodily fluids leakage certainly.

The corpse-treatment composition is made as fine powder of superabsorbent polymer to enable to gel water is dispersed in liquefied gas with dissolved essential oil or vegetable oil in an aerosol-can. The corpse-treatment method is the method as corpse-treatment composition in the state that fine powder of superabsorbent polymer to enable to gel water is dispersed in liquefied gas with dissolved essential oil or vegetable oil is injected into a corpse in an aerosol state.

The invention relates to the field of elevator internets of things, and discloses a method for installing a local area network in an elevator internet of things. The method includes the steps of installing a gateway in a control cabinet in an elevator machine room of a central building; installing nodes at the positions in other control cabinets, except the control cabinet where the gateway is located, in the elevator machine room of the central building respectively, wherein the network signal receiving strength of the positions is equal to the first preset strength; installing a first-stage relay at the position on the top of the elevator machine room of the central building, wherein the network signal receiving strength of the position is equal to the second preset strength; installing N-stage relays at the positions on the tops of elevator machine rooms of other buildings, except the central building, in a monitored area of the elevator internet of things respectively, wherein the network signal receiving strength of the positions is equal to the third preset strength; installing nodes at the positions in the control cabinets in the elevator machine rooms of other buildings respectively, wherein the network signal receiving strength of the positions is equal to the fourth preset strength. Compared with the prior art, the optimal local area network is formed by the nodes, the gateway and the relays.

The invention provides a halogen-free flame-retardant pressure-sensitive adhesive composition and an adhesive tape prepared from the halogen-free flame-retardant pressure-sensitive adhesive composition. The halogen-free flame-retardant pressure-sensitive adhesive composition includes at least one base polymer and at least one flame-retardant tackifying resin compound represented by formula (1), wherein R1 is a substituted or unsubstituted six-membered ring-containing hydrocarbon group, and R2 is an unsubstituted or substituted biphenylene group, and n is an integer of 1 to 3. The flame-retardant pressure-sensitive adhesive composition does not contain a halogen-containing flame retardant and does not contain a conventional flame retardant alone, thereby avoiding the problems of difficult mixing, migration and the like of the flame retardant, and maintaining an appropriate adhesive strength while maintaining excellent flame retardancy.

The invention provides a yarrowia lipolytica genetically engineered bacteria producing wax esters. The yarrowia lipolytica genetically engineered bacteria producing wax esters is obtained by overexpressing wax ester synthase and fatty acyl coenzyme A reductase gene based on yarrowia lipolytica engineering bacterium capable of producing ultra-long-chain fatty acids. The yarrowia lipolytica engineering bacterium capable of producing ultra-long-chain fatty acids is constructed by knocking an AtKCS gene, a CraKCS gene and an MaELO3 gene into a chromosome of yarrowia lipolytica which knocked out aPEX10 gene. Finally, four yarrowia lipolytica engineering bacteria WE01, WE02, WE03, WE04 which produc wax esters are constructed, wherein the WE01 engineering bacteria can be fermented through continuous feeding, and the yield of the wax esters can achieve 2g/L. The constructed yarrowia lipolytica genetically engineered bacteria is simple to operate and reliable in performance, and can be appliedto large-scale commercial production.

The invention discloses fish protein and vegetable protein or milk protein composite powder. The fish protein and vegetable protein or milk protein composite powder is prepared from fish protein powder, vegetable protein powder or milk protein powder, milk powder, malt dextrin, soybean phospholipid, almond powder, peanut powder, walnut powder, herba dendrobii powder, passion fruit powder, citric acid, maltitol, a nutrition enhancer and Chinese herbal medicine extract. The fish protein and vegetable protein or milk protein composite powder provided by the invention takes the fish protein powder, the vegetable protein powder and the milk protein powder as raw materials, and auxiliary components including the milk powder, the malt dextrin, the soybean phospholipid, the almond powder, the peanut powder and the walnut powder and the like are added to prepare the composite protein powder; the composite protein powder contains rich vegetable protein and animal protein, has abundant protein types and sources and high protein content and is scientific and reasonable in proportion; the composition of essential amino acids is better than single protein and the intake amount of human bodies onthe essential amino acids is met and is better than an evaluated value of the physiological essential amino acid requirement, which is recommended by Food and Agriculture Organization of the United Nations and World Health Organization.