384 results about "Ethanol content" patented technology

This invention provides a self-emulsifying composition comprising 50 to 95% by weight in total of at least one compound selected from the group consisting of ω3 polyunsaturated fatty acids and their pharmaceutically acceptable salts and esters; and 5 to 50% by weight of an emulsifier having a hydrophilic lipophilic balance of at least 10. The composition has no or reduced ethanol content, and exhibits excellent self-emulsifying property, dispersibility in the composition, emulsion stability, and absorption property. The composition is adapted for use as a drug.

The invention relates to a beer produced from materials of 1-7 degree beerwort produced with a common beer production method, fresh fruit and vegetable juice, healthcare plant juice, traditional Chinese medicine extract, vitamins, a microelement mineral preparation, a foam stabilizer, and ethanol, which are blended according to a certain weight ratio. The lady beer provided by the invention has characteristics of digestion and absorbance promoting, beautifying, toxin expelling, freckle reducing, weight reducing, aging resisting, fatigue resisting, bowel loosening, constipation relieving, metabolism balancing, endocrine regulating, blood sugar reducing, and blood fat reducing. The contents of beerwort and ethanol in the beer are low. With the lady beer, original flavors of beer are preserved, abundant nutrients are provided, beer belly is not caused with long-term drinking, obesity is not caused, and a good healthcare effect is provided. The application scope of the lady beer is wide, and the lady beer is especially suitable for ladies.

A thermoplastic composition comprises, based on the total weight of the composition: 51-90 wt % of a polyester, 10-49 wt % of an ABS impact modifier; 0 to 20 wt % of a multifunctional epoxy compound; 0-40 wt % of a filler; 0-2 wt % of a fibrillated fluoropolymer; and from more than 0 to 5 wt % of a stabilizer composition. An article blow molded or injection molded from the composition has a multi-axial impact total energy from 40-100 Joules at −30° C.; a ductility of more than 90%, a permeability of more than 0 to less than or equal to 1.5g / m2-day, measured after exposure Fuel C vapor for 20 weeks at 40° C.; an MVR of 1-20 cc / 10 min; a flexural modulus of greater than 1300 MPa; and retains at least 75% of its initial tensile elongation at break after exposure to Fuel E85 for 28 days at 70° C.

The invention belongs to the technical field of semiconductor oxide gas sensors, and specifically relates to an ethanol gas sensor based on a ZnO / SnO2 heterostructure composite material and a preparation method thereof. The provided ethanol gas sensor has the advantages of high sensitivity and low detection limit. A ZnO / SnO2 sensitive composite material, which is prepared by a two step hydrothermal method, is used; and the gas sensitivity on ethanol of the sensor is improved by using the heterostructure formed between SnO2 and ZnO and the synergetic catalytic effect on ethanol of SnO2 and ZnO. Moreover, in a low concentration range, the composite material has a good responding performance on ethanol gas, and even ethanol gas in the ppb level can be detected. The preparation technology of the sensor is simple, the volume of the sensor is small, and the sensor can be massively produced and has a wide application prospect in the field of ethanol content detection.

The invention relates to an anti-oxidation health-care wine and its production method, wherein the wine is prepared from the oxidation resistant reactive constituents in grape seed and peel extracted with high grade white spirit or brandy with high ethanol content, the the oxidation resistant reactive constituents in grape seed and peel is proanthocyanidin, resveratrol, polydatin, which can effectively remove excess oxygen-derived free radicals in human bodies.

The invention belongs to the technical field of semiconductor oxide gas sensor, and specifically relates to a hollow spherical SnO2 / CeO2 heterostructural composite oxide ethanol gas sensor and a preparation method thereof. A hollow spherical SnO2 / CeO2 heterostructural composite oxide sensitive material prepared through a two-step hydrothermal method is used. With utilization of a heterostructure formed between SnO2 and CeO2 and synergistic catalysis action of SnO2 and CeO2 on ethanol, the gas sensitive characteristic of the sensor on ethanol is effectively improved. In addition, the adopted sensor structure is composed of a commercially available Al2O3 insulation ceramic tube with two annular gold electrodes, a semiconductor sensitive material coating the annular gold electrodes and the Al2O3 insulation ceramic tube, and a nickel-chromium alloy heating coil passing through the Al2O3 insulation ceramic tube. The ethanol gas sensor is simple in device process, small in size and suitable for mass production, thereby having broad application prospects in detection of the ethanol content.

This invention provides a self-emulsifying composition comprising 50 to 95% by weight in total of at least one compound selected from the group consisting of ω3 polyunsaturated fatty acids and their pharmaceutically acceptable salts and esters; and 5 to 50% by weight of an emulsifier having a hydrophilic lipophilic balance of at least 10. The composition has no or reduced ethanol content, and exhibits excellent self-emulsifying property, dispersibility in the composition, emulsion stability, and absorption property. The composition is adapted for use as a drug.

The invention discloses a preparation method for bear bile powder, and relates to the technical field of medicine preparation. The preparation method comprises the following steps: filtration: obtaining fresh drained bear bile, and carrying out filtration to obtain a filtrate; sterilization: adding high-concentration ethanol into the filtrate till the ethanol content of a liquid medicine reaches 75-85%, and then carrying out 20-40 minutes' stirring and 24-72 hours' still standing; concentration: carrying out vacuum concentration to remove ethanol and obtain sterilized bear bile; freeze drying: conducting freeze drying on the sterilized bear bile. According to the preparation method, the characteristic that fresh bear bile is a liquid is adopted, so that ethanol and the fresh bear bile are miscible; the function of ethanol to kill viruses and pathogens is adopted, so that various pathogens and viruses can be killed through control of the content and existence time of ethanol in the liquid medicine, active ingredients in the bear bile are protected from damage; the safety and availability of clinical medication are guaranteed, and the defects in the conventional bear bile powder production process are overcome; the prepared bear bile powder is golden yellow in appearance and transparent in luster; through adoption of the preparation method, the quality of the bear bile powder is greatly improved.

A method of separating an aqueous ethanol mixture from an active ethanol fermentation broth. The method comprising the steps of (a) supplying a selected fraction of the fermentation broth to a first reverse osmosis membrane separation stage to generate a dilute aqueous ethanol permeate and a reduced ethanol content fermentation broth retentate; (b) recycling the reduced ethanol retentate to the active fermentation broth; (c) supplying the aqueous ethanol permeate to a second membrane separation stage to generate a concentrated aqueous ethanol retentate and a dilute aqueous ethanol permeate; and (d) recycling the dilute aqueous ethanol permeate of step (c) to the active ethanol fermentation broth. An additional step of processing the concentrated aqueous ethanol retentate to remove water optionally follows.

A fuel tank system for gasoline or flexible gasoline / ethanol powered vehicles that use independently controlled direct ethanol injection to provide a large on-demand octane boost is disclosed. The on-demand octane boost is used when needed to prevent knock. The ethanol can be in the form of 100% ethanol or E85 (a 85% ethanol, 15% gasoline mixture) and is stored in a second tank that is separate from the tank that which contains the primary fuel. The primary fuel can be gasoline, E85, ethanol or a mix of these fuels. The fuel tank system enables convenient, quick, flexible and minimal cost refueling of the separate fuel tank. A range of fueling options is available to provide the driver with the maximum freedom to choose fuels depending upon price and availability. Valves may be utilized to direct the flow in fuel to the various tanks.

In the super-purily ethanol refining process, the production equipment includes primary distillation column, aldehyde eliminating tower, rectifying tower, methanol eliminating tower and recovery tower. From the raw material liquid produced through biological process or chemical process and with ethanol content of 5-30 % the super-pure ethanol is prepared. It is characterized by the composite plate tower-stuffing tower structure of both aldehyde eliminating tower and rectifying tower, the first elimination of esters, aldehydes, fusel oil and other impurities, and the second elimination of impurities in the rectifying tower. The present invention has the advantages of simple process flow, low cost, etc.

Mixed alcohol formulas can be used as a fuel additive in gasoline, diesel, jet fuel, aviation gasoline, heating oil, bunker oil, coal, petroleum coke or as a neat fuel in and of itself. The mixed alcohols formulations can contain C1-C5 alcohols, or in the alternative, C1-C8 alcohols or higher C1-C10 alcohols in order to boost energy content. The C1-C5 mixed alcohols contain more ethanol than methanol with declining amounts of propanol, butanol and pentanol. C1-C8 mixed alcohols contain the same, with declining amounts of hexanol, heptanol and octanol. C1-C10 mixed alcohols contain the same, with declining amounts of nananol and decanol. Synthetically produced mixed alcohol formulas feature higher octane and energy densities than either MTBE or fermented grain ethanol; more stable Reid Vapor Pressure blending characteristics; and increased soluablizing effects on condensate water. The primary benefits of mixed alcohols are increased combustion efficiencies, reduced emissions profiles and low production costs.

The invention discloses a preparation method of hydroxyl asiaticoside. Centella serves as raw material and is heated, reflowed and extracted by ethanol; the obtained extract enters a macroporous resin column for chromatography after filtered by a ceramic membrane; the resin column is washed by water and is extracted until effluent is clear; the column is successively washed by 30-40% of ethanol and 70-80% of ethanol, and 70-80% of ethanol eluate is collected and concentrated into extract; the extract is performed with alcohol precipitation by 90-100% of ethanol and filtered; the content of ethanol in the filtrate is regulated to 70-80%; then a decoloring resin column is decolored to collect effluent; the effluent is concentrated so that ethanol content in the effluent is 10-15%, and devitrification and filteration are carried out; mother liquor enters the macroporous resin column for chromatography; the resin column is washed by water until the effluent is clear; then, the column is washed by 10-20% of ethanol and 35-45% of ethanol successively; and 35-45% of ethanol eluate is collected, concentrated and dried to obtain the hydroxyl asiaticoside. Compared with the prior art, the method of the invention has simple operation, low production cost and high product purity.

The invention relates to a Chinese medicinal preparation for treating pospartum constipation. The Chinese medicinal preparation consists of the following raw materials by weight: 75-250g of Chinese angelica, 100-250g of fructus cannabis, 100-250g of rehmannia, 30-100g of aloe, 50-250g of motherwort herb and 50-250g of honey. A preparation method of the Chinese medicinal preparation comprises the following steps of: preparing aloe fine powder for later use; adding 70 percent ethanol into coarse powder of Chinese angelica and fructus cannabis in an amount of six times that of the total weight of the coarse powder, reflowing twice, every time for 1.5 hours, mixing extracting solutions, filtering, recovering ethanol, and concentrating into thick paste; and adding water into rehmannia and motherwort herb in an amount of eight times that of the total weight of rehmannia and motherwort herb for decocting twice, every time for 1.5 hours, mixing decoctions, filtering, concentrating a filtrate till the ratio of a medicinal material to clear paste is 1:1, adding ethanol till the ethanol content is up to 60 percent, stirring uniformly, standing over night, filtering, recovering ethanol from the filtrate under reduced pressure, concentrating into thick paste, mixing with the alcohol extraction thick paste, adding aloe fine powder, honey and an appropriate amount of auxiliary material, mixing uniformly, preparing into particles, and drying. The Chinese medicinal preparation has definite curative effects on symptoms such as postpartum loss of blood of a lying-in woman, deficiency in body fluid and constipation.

The invention relates to a method for extracting tea polyphenol from glede tea, comprising the following process flows: glede tea is dried and crushed, and is screened by a 60-mesh sieve, refluxed and extracted by 80% ethanol, and pH is adjusted to be 2; then glede tea is treated by high-speed centrifugation, supernatant fluid treatment, polyamide absorption, elution, concentration, refrigeration and drying in vacuum, so as to obtain pure tea polyphenol. 80% ethanol is used to crudely extract the tea polyphenol of glede tea, and extraction rate is relatively higher than hot-water extraction rate; the pH of crude extract is adjusted to be 2, and pigment, caffeine and large-molecule substance are separated in advance by high-speed centrifugation; de-ionized water is used to adjust the concentration of the supernatant fluid to ensure low ethanol content in the supernatant fluid, which is convenient for follow-up 80% ethanol to elute tea polyphenol; polyamide has strong adsorbability to tea polyphenol, and has low cost and easy regeneration; the elution rate of 80% ethanol which is used as main eluent can reach 97.2%, and ethanol has no pollution and is safe and easy to recover. The method has simple technical process and high tea polyphenol extraction rate, and EGCG content in the pure product is higher than that in common green tea. The method has the advantages of low production cost and low energy consumption.

The invention relates to the technical field of clinical detection, in particular to a detection reagent for the content of alcohol in saliva. The invention discloses the detection reagent for the content of the alcohol in the saliva, which is characterized in that 1.25 to 0.5U of alcohol dehydrogenase, 0.05 to 0.2mg of coenzyme NAD and 0.025 to 0.2mg of tetrazolium salt are loaded and contained in a solid phase or semi-solid phase carrier with the area of 5.0*5.0mm<2>. The detection reagent for the content of the alcohol in the saliva has high specificity, high sensitivity, and quick reaction, does not contain poisonous substances, can detect orally, is safe and reliable, shows a result without a composite sensor host, can directly contrast readings with a colorimetric card, has better thermal stability, and can be preserved for 2 years at room temperature. The reagent has the advantages of good repetitiveness of determination results, convenient carrying, simple preparation technology, low cost, easy industry promotion and convenient field detection, and can be used for the detection of drunk drivers and taken as a simple tool for postmortem examination of judicial doctors.

The invention pertains to the field of micro-trace chemical substance detection, relates to a method for detecting chemical or biological substance. The method includes making the sample solution in contact with the nano-scale surface structure in the probe, wherein the nano-scale surface structure includes a plurality of columns on the substrate, a plurality of pores in the substrate, or a plurality of nano-particles in the sample solution; irradiating the sample solution on the nano-scale surface structure of the probe with a laser beam; obtaining the Raman spectrum from the scattered light by a spectrum analyzer; recognizing spectrum signal in the Raman spectrum and whether special chemical or biological substances is included in the sample solution. The sample solution can be sample solution from food, or body fluid from human body. The invention provides a simple and non-invasive detection method, which is easy for operation, applicable in counter-terrorism, criminal investigation, medical diagnosis, disease prevention, industrial process monitoring, environment cleaning and monitoring, counterfeit goods detection, product identification, detection of methanol and ethanol content in alcohol, quality control of food and medicament or the like.

A thermoplastic composition comprises, based on the total weight of the composition: 51-90 wt % polyester, 10-49 wt % ABS impact modifier; 0-20 wt % omultifunctional epoxy compound; 0-40 wt % filler; 0-2 wt % fibrillated fluoropolymer; and more than 0 to 5 wt % of a stabilizer composition. An article blow molded or injection molded from the composition has a multi-axial impact total energy from 30-100 Joules at −30° C. and a ductility of more than 90%; a permeability of more than 0 and less than or equal to 1.5g / m2-day to ASTM D 471-98 Fuel C, measured after exposure to ASTM D 471-98 Fuel C vapor for 20 weeks at 40° C.; an MVR of 1-20 cc / 10 min., measured at 265° C.; a flexural modulus of greater than 1300 MPa; and retains at least 75% of its initial tensile elongation at break, after exposure to Fuel E85 for 28 days at 70° C.

The invention belongs to the technical field of medicine and relates to irinotecan liposome and a preparation method thereof. The method can control ethanol content in liposome during a preparation process and ensure no substantial influence of residual ethanol on liposome property in the preparation process. The invention employs improved ethanol injection method to prepare irinotecan liposome, and a membrane material comprises phospholipid or / and other components. The method comprises steps of: preparing a hydrating medium at 45-75 DEG C and insulating for standby; dissolving lipid phase with ethanol, including absolute ethyl alcohol, in a volume less than 10% of a final volume of a preparation at 45-75 DEG C; adding the hydrating medium into the lipid phase at a certain speed; stirring and dispersing to reduce grain size and obtain a blank liposome; and loading according to a gradient method. The invention can effectively control residual ethanol amount during the preparation process, and physical and chemical properties of the liposome have no significant change.

The present invention improves corn dry milling in several ways. Integrated corn biorefinery processes are disclosed which can produce ethanol, edible corn oil, DDGS, solvent-extracted meal, power, and optionally crude corn oil, starting from corn. Some variations employ corn fractionation and edible corn oil recovery using liquid carbon dioxide, avoiding hazardous hydrocarbon-based solvents to produce edible corn oil. Some variations employ integration of gas-fired co-generation into the dry-milled corn ethanol plant to significantly reduce energy usage and carbon footprint associated with the overall process. Counter-current drying is preferably employed to produce a high-quality DDGS product with high protein content, low mycotoxin content, and low residual ethanol content.

The invention discloses a method for rapid detection of ethanol content and reducing sugar content, which belongs to the technical field of quantitative detection of chemical components. The method comprises the following steps of: pre-processing microbial fermentation solution; establishing a reducing sugar standard curve by using DNS and detecting the reducing sugar content in a sample; establishing the reducing sugar standard curve by using potassium dichromate and detecting the sample; and establishing an ethanol standard curve by using the potassium dichromate and calculating the ethanol content in the sample. The method can directly detect the ethanol content in the microbial fermentation solution without using a precise detector, and has the advantages of high precision, fast, simple and convenient operation, less required sample and reagent quantity, low cost, less required instrument and equipment, low requirement on environment, no pollution generated in the detection process, large quantity of samples detected at one time and the like.

The invention discloses a process for extracting salvianic acid A. The process comprises the following steps of: (1) performing water extraction on salvia miltiorrhiza decoction pieces twice, adding water, decocting for 1 to 2 hours and mixing the decoction; (2) concentrating to form extract which has relative density of between 1.08 and 1.24 at the temperature of between 50 and 60 DEG C; (3) adding ethanol to ensure that the alcohol content is between 60 and 65 percent, standing and filtering; (4) concentrating the filtrate to form the extract which has the relative density of between 1.08 and 1.24 at the temperature of between 50 and 60 DEG C; (5) adding ethanol to ensure that the ethanol content is between 70 and 75 percent, standing and filtering; (6) concentrating the filtrate to form the extract which has the relative density of between 1.08 and 1.24 at the temperature of between 50 and 60 DEG C, adding water in an amount which is 3 to 4 times the amount of the extract, standing, filtering and concentrating the filtrate to form the extract which has the relative density of between 1.22 and 1.24 at the temperature of between 50 and 60 DEG C; (7) adding 5 to 20 percent aqueousalkali, adjusting the pH to be 10 to 12 and performing intermediate-temperature conversion; and (8) collecting the extract. The production can be realized by the conventional equipment. The salvianicacid A content is increased by 1 to 2 times when the production time is increased by 1 hour. The salvianic acid A contains a small amount of other impurity elements.

The invention discloses a preparing method to flue alcohol with potato as raw material, which comprises the following steps: (1) grinding the potato; screening with sieve >=60 order; (2) mixing the potato powder into water with temperature at 30-35 deg.c evenly; setting the ratio of material and water at 1 : 1.8-2.8; adding into composite bacterial; yeasting; setting the added quantity of composite bacterial at 0.5-5g / kg of potato powder; setting the ferment temperature at 26-35 deg.c and pH value at nature; setting the ferment time at 4-8d; getting fermentation liquor of flue alcohol with content of alcohol no less than 10% (V / V).

The present invention relates to a method for fermentative production of alcohol, and the method is as follows: (1) crushing degermed corn to a particle size of 70-85%, and sieving by a 20 mesh sieve, and mixing with water and a clear solution to obtain powder slurry with dry matter concentration of 30-32 wt. %; (2) adding amylase into the powder slurry for liquefying to obtain liquefied mash; (3) adjusting the pH of the liquefied mash to 4.2-4.8, then inoculating saccharomycetes; and (4 ) adding an acidic protease, a yeast accelerator and glucoamylase into the liquefied mash inoculated with the saccharomycetes for fermentation, wherein the clear solution is a supernatant obtained by centrifugation of waste mash of the bottom of a crude tower in the edible alcohol production process. Ethanol content in a fermentation liquid obtained by the method can be as high as 15% or more by weight.

The invention relates to an oral liquid for preventing and treating white diarrhea. The oral liquid is characterized by comprising the following components by weight part: 1-5 of rhizoma coptidis, 1-5 of radix scutellariae, 1-5 of phellodendron, 1-3 of rhubarb and 1-3 of Chinese bulbul. The preparation method comprises following steps: (1) weighting the components by weight part as materials; (2) adding water with the amount of four times of the medical materials into the five components, decocting twice with 1.5 hours for each time, collecting decoction, filtering, and standing the filtrate for 12 hours, taking the supernatant and condensing to a density of 1.20 to 1.25, adding ethanol until the ethanol content reaches 60 percent, placing, filtering and recovering the ethanol, adding water to a relative density of 1.10-1.15, filtering and embedding, circulating steam for 30 minutes at 100 DEG C to obtain the oral liquid. The invention has favorable treating effect, and has no problems of medicine residue, toxic side effect and drug resistance.

The invention discloses a method for optimizing process parameters of angelica sinensis total flavonoid extraction with response surface methodology. According to the method, extraction duration, a solid-liquid ratio and ethanol content with greater influence on the total flavonoid extraction rate are selected on the basis of a single-factor experiment with an ultrasonic assisted extraction method and are investigated, a quadratic polynomial equation model about a relationship between the total flavonoid extraction content and three factors is established with the response surface methodology, a three-dimensional surface diagram is drawn and comprehensively analyzed, and following optimal technological conditions are obtained: the extraction time is 60 min, the solid-liquid ratio is 1:30g / ml, and the ethanol content is 80%. The optimization experiment and the data analysis are performed simply and reliably with central composite design and the response surface methodology by the aid of statistical software Design Expert 7.0.0, the process parameters of the total flavonoid extraction of Mingui No.3 are optimized, and a better effect is realized; with the adoption of the method, reference is provided for evaluation of inherent quality of the Mingui No.3, and a foundation is laid for popularization and application of a new variety of angelica sinensis.

The invention relates to a preparation method and application of an astragalus polysaccharide-calcium complex, and can solve the problems of poor water solubility, low calcium supplement absorptivity and influence on eating effects. The method comprises the steps of: adding astragalus medicinal material into water for extraction, and conducting filtration so as to obtain an astragalus polysaccharide solution; adding a CaCl2 ion solution drop by drop into the astragalus polysaccharide solution under stirring till saturation, and simultaneously adding a NaOH ion solution for complex reaction till the pH value of the solution in the range of 9-11, standing and stirring the solution for 0.5-2h, thus obtaining a astragalus polysaccharide-calcium complex solution, then carrying out dialysis with a dialysis bag or condensation and filtration, then adding ethanol of 95% in mass concentration till the ethanol content up to 80-85%, standing the solution for 8-24h, carrying out filtration or centrifugation so as to obtain a sediment, which is then dried and crushed into particles, i.e. the astragalus polysaccharide-calcium complex. The complex of the invention has good water solubility and high absorptivity, thus being a major innovation in traditional Chinese medicine.

The invention discloses a low-alcohol white wine and a method for brewing the same. The content of ethanol of the low-alcohol white wine is 3 to 7 volume percent; and the concentration of reducing sugar in the low-alcohol white wine is 25 to 90 grams per liter, the concentration of total acid in the low-alcohol white wine is 5 to 10 grams per liter, the concentration of free sulfur dioxide in the low-alcohol white wine is less than or equal to 50 milligrams per liter, the concentration of total sulfur dioxide in the low-alcohol white wine is less than or equal to 200 milligrams per liter, and the concentration of volatile acid in the low-alcohol white wine is less than or equal to 0.7 grams per liter. The low-alcohol white wine is a nutritional health drink with low ethanol content; and the low-alcohol white wine brewed by the method is light yellow, clear and transparent, has specific fruity flavors of grape varieties and elegant bouquet, has a comfortable sour-and-sweet taste, and is suitable for men and women of all ages to drink. The method for brewing the low-alcohol white wine is simple and easy to control.

Ethanol emissions from a direct ignition spark ignition are measured using mass spectrometry. The method exploits specific fragment ions from ethanol. Ethanol contributes ions of mass number 31, and no other gas species produces ions at this mass number. The method and a device for implementing the method can be used for online detection of ethanol in emissions from engines burning E85 or other ethanol / gasoline mixtures.