399 results about "Alcohol products" patented technology

This invention is directed to methods for recovery of C3-C6 alcohols from dilute aqueous solutions, such as fermentation broths. Such methods provide improved volumetric productivity for the fermentation and allows recovery of the alcohol. Such methods also allow for reduced energy use in the production and drying of spent fermentation broth due to increased effective concentration of the alcohol product by the simultaneous fermentation and recovery process which increases the quantity of alcohol produced and recovered per quantity of fermentation broth dried. Thus, the invention allows for production and recovery of C3-C6 alcohols at low capital and reduced operating costs.

The invention provides a system and method utilizing, among other things, fluorescence spectroscopy in the ultraviolet portion of the electromagnetic spectrum to determine chemical species and concentrations. The basic measuring system includes optics, a spectrograph, a detector, and an energy source (“head” components), along with a computer and control electronics and power source capable of generating and detecting unique fluorescence signatures for individual and unique mixtures of chemical substances including, for example, prescribed and/or compounded medications, alcohol products, food types, synthetic drugs, narcotics, perfumes, liquids, and the like.

The invention relates to a process to manufacture advanced cellulosic gasolines. Dilute organic acids derived from pyrolized biomass are converted to their corresponding alcohols in a stand-alone hydrodeoxygenation unit followed by membrane pervaporation step to remove water. The alcohol product is blended directly into a neat hydrocarbon fuel basestock to make unadditized gasoline.

The invention relates to a process for indirectly producing alcohol with synthetic gas. The process comprises the steps that the synthetic gas formed by mixing industrial carbon monoxide with hydrogen is taken as a raw material to synthesize methanol; methanol is dehydrated to prepare dimethyl ether; dimethyl ether, carbon monoxide and hydrogen are mixed for carbonylation reaction to prepare methyl acetate; methyl acetate is purified and hydrogenated; a hydrogenated product is purified; and an alcohol product is obtained. An adopted catalyst, the process and a device have the characteristics of high conversion per pass and high effective utilization rate of reaction heat; the load of separating a crude product is reduced greatly; the production flow is shortened; and the production energy consumption is reduced greatly.

A dietary nutritional supplement is designed specifically to address the needs of moderate to heavy alcohol product consumers. The nutritional supplement contains effective amounts of essential components vitamin B₂, vitamin B₆, vitamin B₁₂ (Cobalamin), vitamin B₃ (Niacin), vitamin B₁ (Thiamin), Calcium, magnesium, vitamin A, vitamin C (ascorbic acid), folic acid, L-cysteine, L-methionine, Milk Thistle, selenium, dandelion, and Molybdenum.

The invention relates to alcohol products, in particular to distiller yeast for manufacturing liquor and a process for preparing the distiller yeast, and further relates to a process for preparing health care liquor by utilizing the distiller yeast. A mixture of wheat, barley and peas is used as a raw materials formula, and the wheat, the barley and the peas are mixed, wherein the weight ratio of the wheat to the barley to the peas is 4:5:1. The raw material formula further comprises bighead atractylodes rhizome which, by weight, accounts for 0.5% of the mixture of the wheat, the barley and the peas, pericarpium citri reticulatae which, by weight, accounts for 0.3% of the mixture of the wheat, the barley and the peas, red jujube which, by weight, accounts for 0.2% of the mixture of the wheat, the barley and the peas, liquorice which, by weight, accounts for 0.3% of the mixture of the wheat, the barley and the peas and folium mori which, by weight, accounts for 0.3% of the mixture of the wheat, the barley and the peas. According to the distiller yeast and the process for preparing the distiller yeast, beneficial microorganisms in the yeast for making hard liquor are fully bred, the quality of the distiller yeast is improved, and a role in restraining infectious microbes is played by adding Chinese herbal medicine. The invention further provides the process for preparing the health care liquor, according to the process, the style characteristics of traditional Chinese liquor are kept, and the health care liquor has the effects of body building, fitness and disease treatment.

The invention provides a method for preparing lower alcohol by biomass, which uses straws, branches and other agriculture and forestry solid waste as raw materials. The method comprises the steps of biomass gasification, gas purification, catalytic synthesis, catalytic reforming, dehydration, separation, rectification and the like. The process has simple process, has requirement on H2/CO/CO2 in synthesis gas lower than requirement without water gas transforming adjustment or CO2 pre-desorption, is particularly suitable for biomass based synthesis gas with lower H2/CO and rich in CO2; after catalytic synthesis, tail gas rich in CO2, methanol and other light hydrocarbons is reformed with water vapor, and enters a catalytic synthesis unit to further synthesize a target product lower alcohol so as to sufficiently utilize carbon and hydrogen resources of the biomass; and the obtained crude alcohol product can be directly used as substitute fluid fuel or clean gasoline additive, and can be prepared into chemical single methanol by further separation and rectification.

Industrial processes for the alternating conversion of glycerol to either an amino alcohol product or propylene glycol are disclosed. Glycerol is converted to hydroxyacetone which may then be directly reduced to obtain propylene glycol or optionally reacted with an amine compound to produce an adduct that may be reduced to obtain an amino alcohol product.

The invention relates to a method and a device for producing biomass absolute ethyl alcohol, and belongs to the technical field of organic solvent dehydration. The equipment used by the production method comprises a pressurized rectifying tower, an atmospheric rectifying tower, a vacuum distillation tower and a pervaporation membrane dehydration device, wherein the equipment is connected through a pipeline and a valve; reboiling heat at the bottom of the pressurized rectifying tower is provided by primary steam; the reboiling heat at the bottom of the atmospheric rectifying tower is provided by an overhead product of a high-pressure tower; and the reboiling heat at the bottom of the vacuum distillation tower is provided by the overhead product of an atmospheric tower. A feed solution enters the rectifying tower after being preheated by an absolute ethyl alcohol product and kettle raffinate; and the overhead product of the rectifying tower is further evaporated after being mixed, and then enters the pervaporation membrane dehydration device to dehydrate. According to the production method, optimal configuration of all levels of energy in the system is considered, thus the target of the system for saving energy is achieved, and the steam consumption of the overall system can be saved by over 30%-50% in comparison with a traditional technology.

Processes for converting glycerol to an amino alcohol product involving reacting glycerol with a metal catalyst to obtain hydroxyacetone, and reacting the hydroxyacetone with an amine compound to obtain an adduct that is then reduced using a reducing agent to obtain an amino alcohol product are described.

The method and apparatus of solid wastes automatic collection ductwork evacuation and comprehensive utilization contemplated to reach a facilitative dropping, quietly, effectively and automatically collecting, evacuating, transporting of all kinds of biodegradable solid waste, getting poly package-less uniform waste particle and jam for recycle that largely reduce the emission of greenhouse gas, pollution of poly package materials, contamination of putrefactive solid waste, generate resource from waste and benefit dwellers, industrials, business units. The disclosed method, procedure and apparatus comprise setting multiple waste grinding collectors indoor and outdoor; cutting, shredding and grinding all kinds of biodegradable solid waste with gaseous and liquid medium into both dry fluidized particle for gaseous medium transportation and wet fluidized jam for liquid medium transportation by the invention multiple waste grinding collectors with multiple functions of automatic information exchange, water proportion, waste cut, shred & grind to satisfy duct pipe evacuation and transportation; Through ductwork pipes, which connect all the waste grinding collectors, pumps with liquid medium, and air pump, suction with gaseous medium, respectively evacuate and transport the fluidized particle and jam into regional collect tanks; By sorting, vehicles, pumps and vacuum aspirators via duct pipeline transport the fluidized particle and jam respectively going to feedstuff plants, bio-purifications, methane generating pools and alcohol generating pools; Methane and alcohol products purified for fuel; Dreg and sludge after disinfecting and sterilization, is respectively transported to farm for irrigation, and transported to dewater chamber to produce organic fertilizer, and further carbonized for fuel; Wastewater purified by filter and activated carbon for recycle and discharged; The regional manage house manages the regional disposal system capacity and to share living regional municipal drainage ductwork and facilities by timer, automatic information exchange assembly and the switch set at the end of the regional municipal drainage pipeline.

The present invention relates to the co-production of unsaturated aldehydes via a crossed-aldol condensation reaction catalyzed by recyclable water-soluble phase-transfer catalysts or the hydroxides thereof. The aldehydes are then hydrogenated to the desired alcohol products or saturated aldehyde feed stocks. Specifically, methods in which 2,4-diethyloctanol is co-produced with 2-ethylhexanol in batch and continuous processes are described. Recovery of the phase-transfer catalyst through water washing followed by "salting out" from the washings is also demonstrated.

Recovery of ethanol from a crude ethanol product obtained from the hydrogenation of acetic acid using a low energy process and an entrainer. The crude ethanol product is separated in an distillation column to produce a distillate stream comprising the entrainer. The ethanol product is recovered from the residue stream.

The invention belongs to the technical field of rectification separation, and relates to a method for separating alcohol from water through ion liquid extraction and rectification, in particular to a method for separating alcohol from the water through extraction and rectification with an ion liquid and a compound solvent of the ion liquid. The method comprises the steps that an ion liquid [EMIM][Ac] and inorganic salt serve as extraction agents for separating alcohol from the water, wherein a mass fraction of inorganic salt is 0-20%; a high-purity alcohol product formed by crossing azeotrope can be obtained from the top of an extraction and rectification tower on the conditions that the extraction and rectification tower is at atmospheric pressure, a mass flow ratio of the extraction agents to a raw material is 0.5-6.0, and a reflux ratio is 1.0-5.0; a solvent recovery flash tank operates on the conditions that reduction pressure is 0.05-0.5atm and a temperature is 120-200 DEG C; and an extraction agent obtained from a tower kettle is recycled. With the method, the selectivity is improved significantly, and azeotropy of alcohol and the water is broken, so that a concentration of alcohol can be formed by the crossing azeotrope.

The invention relates to a preparation method of maize straw polyhydric alcohol, which comprises the steps: (1) materials of the following mass portions are taken: 100 portions of organic solvent, 30 to 120 portions of maize straw and 1 to 8 portions of catalyst; the organic solvent and the catalyst are mixed evenly; (2) the mixed liquid is kept at the temperature of 90 to 200 DEG C; the maize straw is added by a plurality of steps and reacts for 60 to 180min after the addition and the maize straw polyhydric alcohol is obtained after cooling. The method of the invention can increase the content of maize straw catabolite in polyhydric alcohol products, fully utilizing wasted maize straw. The content of the maize straw catabolite in the polyhydric alcohol is 20 to 65 percent with 150 to 780 mg KOH/g hydroxyl value. Maize straw catabolites of different contents and polyhydric alcohol of different performance indexes can be obtained by adjusting the production process and the portions of the raw materials. The obtained maize straw polyhydric alcohol can be directly used for synthesizing polyurethane foam plastics.

The invention discloses a method for reducing a ketone compound by using two alcohol dehydrogenases. Commercial materials in market or easy-to-obtain ketone compound are selected as initial raw materials, wherein R1 and R2 are respectively C1-C8 straight-chain alkyl, C5-C10 cycloalkyl, C5-C10 aryl or pyridyl group. The aryl or pyridyl group is not substituted or is substituted by one or more following groups: halogen, alkoxy or C1-C5 straight-chain alkyl. The reaction steps comprise feeding, dehydrogenase adding, reaction, and post-treatment. Especially, with the method, high-optical-purity chiral alcohol products can be obtained, and subsequent treatment purification operation is simple and safe. The method has the advantages of stable process condition, simple operation, and suitability for large-scale productions. Novel idea and method are provided for preparing chiral alcohol compounds.

The invention discloses epoxy-terminated waterborne polyurethane resin and a preparation method thereof. The resin is prepared in the following steps that vegetable oil polyhydric alcohols, small molecular polyhydric alcohols, diisocyanate and a hydrophilic chain-extending agent are contained in organic solvent, and an isocyanate-terminated polyurethane prepolymer is obtained through an addition reaction under the action of a catalyst; a hydroxyl-terminated epoxy compound is added for reacting, and epoxy-terminated polyurethane is obtained; then amine is added for neutralizing, water is dripped for conducting phase reversal, heat preservation is performed, the organic solvent is removed through reduced pressure distillation, and accordingly the epoxy-terminated waterborne polyurethane resin is obtained. The resin is water-based paint, no volatile organic pollutants exist, and environmental friendliness is achieved. The epoxy-terminated waterborne polyurethane resin is prepared from combining the polyurethane and the epoxy resin through a chemical method, and the resin not only has the flexibility of the polyurethane but also has the advantages of rigidity and cohesiveness of the epoxy resin. The vegetable oil polyhydric alcohols are adopted as the raw materials, and the method has advantages of being low in price, environmentally friendly, capable of regenerating raw materials and the like compared with a traditional mode that a petrochemical engineering dihydric alcohol product is used as the raw material.

The invention relates to a composite process of fuel alcohol and edible alcohol. In the production process of alcohol products, fermented mash mature in a self-fermentation unit enters a rough distillation column, crude alcohol distilled from the top of the rough distillation column is fed into a rectification column (2), liquid alcohol distilled from the side of the rough distillation column column is fed into a feed inlet of a rectification column (1), vapor phase objects distilled from the top of the rectification column (1) are fed into a molecular sieve absorption column, and thus, fuel alcohol is obtained. In the production process of edible alcohol products, objects distilled from the top of the rough distillation column and the top of the rectification column (1) and partial objects distilled from the boiler of the rectification column (2) are all fed into an aldehyde disengagement column, liquid alcohol distilled from the boiler of the aldehyde disengagement column is fed into the rectification column, and then, the liquid alcohol is distilled from the top of the column and fed into a reclaiming column as feed; the liquid alcohol is distilled from the side of the upper part of the rectification column (2) and fed into the feed inlet of a rectification column (3) , and qualified edible alcohol is distilled from the boiler of the rectification column (3). The invention realizes multiple varieties of alcohol products on the same device, effectively decreases consumption in materials and energy in the production process of fuel alcohol and edible alcohol, reduces the investment on device, and improves the market competitiveness of the fuel alcohol and the edible alcohol.

This invention relates to a method for producing low mellow or mellowless flumet fermented liquor with the low temperature double tower rectify method, which carries out super-short time contact-low temperature decompression distillation to the raw spirit in a first tower, in which, the bottom gets the de-mellow solution, the top gets the mixture of water, alcohol and perfume contents, the top distilled part enters into the middle of the second tower at low temperature, which applies decompression fractionation, the top distilled part is the perfume contents with the constant pressure boiling point lower than alcohol, which are collected directly in the way of controlling temperature of the segregator and controlling refluence ratio and the methyl alcohol in them is removed, alcohol product is collected from the middle of the tower, perfume contents with the boiliong point higher than the alcohol are collected from the lower part of the tower, the residue liquid at the bottom is the perfume compoment with the highest boiling point, the de-mellow liquid at the bottom of the first, the perfume components at the top of the second tower and the the perfume components at the bottom of the second tower are mixed and added with suitable distilled water to get low-mellow or mellowless raw fermented liquor.

The invention provides a reasonable utilization method for heat energy in the synthesis of glyphosate. The process is as follows: adding the steady saturated steam into the tower after preheating for the neutralization inside the tower or gas phase neutralization outside the tower. After the dehydration, the top of the tower steams out the vapor to overheating state after re-preheating, then sent into the second rectifying tower for separation, gaining qualified methylal and methyl alcohol products.

The invention relates to a method for separating a tetrahydrofuran-ethyl alcohol-water mixture by a mixed extraction agent and a device suitable for the method. According to the method, dimethyl sulfoxide and ethylene glycol are mixed into a mixed extraction agent in certain proportion, the tetrahydrofuran-ethyl alcohol-water mixture firstly enters a first extraction rectifying tower for separation, a tetrahydrofuran product is obtained at the tower top, tower bottom materials enter a second extraction rectifying tower for separation, an ethyl alcohol product is extracted from the tower top, a tower bottom extraction agent and water mixture enters an extraction agent recovery tower, water is extracted from the tower top, and the extraction agent is recycled after being extracted from the tower bottom. The method has the advantages that the energy consumption is low, the technology is simple, equipment investment is small, the product purity of the separated tetrahydrofuran and ethyl alcohol is high and the like, and the adopted ethylene glycol and dimethyl sulfoxide mixed extraction agent can break three binary azeotropes in the system simultaneously and is easy to recycle and good in chemical heat stability.