204 results about "Liquid glucose" patented technology

The invention discloses a method for efficiently hydrolyzing lignocellulosic biomass and synchronously preparing multi-component liquid glucose and lignin. The method comprises the steps that: the lignocellulosic biomass through physical crushing is added with phosphoric acid to perform acid hydrolysis; then organic solvent is added to extract the lignin, the layering and the phase separation are performed, then the lignin is extracted out while the organic solvent is reclaimed under the condition of pressure reduction and distillation; phosphoric acid can be reclaimed through steps such as neutralization, filtration, acidification and so on, hemicellulose hydrolyzed liquid glucose is obtained at the same time; and the remained cellulose undergoes the zymohydrolysis to prepare cellulosic hydrolyzed liquid glucose. The method can separate lignin, hemicellulose and cellulose, remarkably decreases the degree of crystallinity of the cellulose hydrolyzed by phosphoric acid, and remarkably improves the zymohydrolysis efficiency; and the prepared hydrolyzed liquid glucose does not contain fermentation inhibitors. The method has mild treatment conditions, simple process and less side reactions; the phosphoric acid and the organic solvent can both be reclaimed and circularly used; and the method is environment-friendly, and has broad social and economic benefits.

The invention relates to a method for preparing dihydric alcohol from lignocellulosic biomass, which has main steps of: 1, adding alkali liquor, acid liquor or water for pretreatment after lignocellulosic biomass crushing; 2, carrying out enzymolysis and concentrating liquid glucose filtered through enzymolysis after decoloration and ion exchange impurity removal; 3, adding catalysts with hydrogenation hydrogenolysis activity for carrying out hydrogenation hydrogenolysis reaction on the concentrated liquid glucose under the conditions of the pH being 8 to 14, the temperature being 130 to 250 DEG C and hydrogen atmosphere, separating the catalysts, and producing various dibasic alcohol with the carbon number being 2 to 6 after product rectification. The method utilizes the lignocellulosic biomass pretreatment-zymolyting glucose liquid as raw materials, and monosaccharide, soluble polysaccharides and sugar degradation products can respectively react, so both the efficiency and the process controllability can be greatly improved, and products can be independently used through separation and can be directly used for producing unsaturated polyester resin, polyurethane, fuel additives, surface active agents, emulsifying agents, motor vehicle antifreeze fluid and the like without depth separation.

The invention belongs to the technical field of tobacco additive, and relates to tobacco essence and a preparation method thereof. The tobacco essence comprises the following components in percentage by weight: 4.5 to 7.5 percent of tamarind extract, 1.5 to 4.5 percent of mimetic citronella extract, 0.5 to 1.5 percent of dried plum extract, 16.5 to 19.5 percent of liquid glucose, 4.5 to 7.5 percent of Maillard reactant, 8.5 to 11.5 percent of xylitol (liquid), 5.5 to 8.5 percent of natural juice acid, 2.5 to 5.5 percent of hops tincture, 2.5 to 5.5 percent of tobacco B-type extract, 0.1 to 0.5 percent of vanilline, 16 to 20 percent of propanediol, 5 to 8 percent of alcohol, 4.5 to 7.5 percent of drug flavor aromatic base and the balance of water. The drug flavor aromatic base comprises 20 to 30 percent of sage clary oil, 20 to 30 percent of pineapple ketone, 20 to 30 percent of guaiacol and 10 to 40 percent of alcohol.

The invention relates to a method for increasing the sugar yield of cellulase enzymolysis through pretreatment by using ion liquid. In the method, natural lignin from different sources is pretreated by using different types of ion liquids to increase the sugar yield of enzymolysis. The method comprises the following steps of: firstly, pretreating natural lignin at certain temperature under fully stirring condition by using an ion liquid; secondly, extracting regenerated cellulose from a mixed liquor and drying; and lastly, adding cellulase which can decompose the regenerated cellulose serving as a substrate into reducing sugar at certain temperature, pH and concentration to generate liquid glucose mainly containing glucose. By adopting the method, the sugar yield of lignin can be remarkably increased, the accessibility and the reaction efficiency of cellulase can be effectively increased, the liquid glucose reaches the fermentation level at the final reaction stage, and the entire technical process is simplified.

The invention discloses a bio-preparation method for production of high-purity xylo-oligosaccharide and coproduction of arabinose and xylose. The method comprises the following steps of: washing hemicellulose-enriched biomass, performing size mixing pretreatment, adding xylanase, performing enzymolysis, and separating and purifying to obtain mixed liquid glucose; concentrating the mixed liquid glucose until the mass concentration is 50 to 70 percent, and performing chromatographic separation to sequentially obtain AD phase, BD phase, CD phase and BD phase, and concentrating the BD phase to obtain a high-purity xylo-oligosaccharide syrup liquid product; concentrating the CD phase, mixing with cellulosic materials, drying, and crushing to prepare fiber feed; performing yeast fermentation on the AD phase to remove glucose, removing impurities, purifying, concentrating and performing chromatographic separation to obtain the high-purity xylose liquid and arabinose liquid; concentrating the xylose liquid, crystallizing, separating and drying to obtain crystallized xylose; and concentrating arabinose liquid, crystallizing, separating and drying to obtain crystallized arabinose. The invention also provides a bio-preparation method for arabinose and xylose.

The invention discloses a method for preparing tobacco flavor by Maillard reaction, which comprises the following steps: carrying out Maillard reaction by using compound amino acid, liquid glucose, special directional aroma-improving additive tobacco powder extract and tobacco extract 27-3-491-0 and propylene glycol as raw materials for 1 hour to 2 hours by continuously stirring; adjusting pH value to be 7 to 9 and controlling the temperature to be 105 DEG C-120 DEG C; and preparing the tobacco flavor, which has chocolate flavor and flue-cured tobacco flavor, wherein a directional aroma-improving additive substance which can lead the tobacco flavor have special flavor types, including the chocolate flavor type and the flue-cured tobacco flavor type is also added into the prescription of the Maillard reaction raw materials besides the Maillard reaction basic substances of the amino acid and reducing sugar; tobacco shreds are added into the prepared tobacco flavor to be used as a high-grade individualized cigarette. The invention has mild reaction condition, relatively simple required equipment and lower cost.

The invention provides blueberry dry powder and a method for preparing blueberry dry powder through freeze drying technology. Blueberry dry powder semi-finished products can be obtained through the steps of mixing blueberry pulp and malt dextrine solution in proportion, homogenating, prefrozening, freezing, drying and the like after cleaning and crashing; and through quick grinding and screening to the blueberry dry powder semi-finished products, blueberry dry powder product can be obtained, sealed and conserved. The blueberry dry powder product can be widely applied to foods and health products, and particularly used for preparing various blueberry dry powder and also can be used for the preparation of more berry dry powder. In the invention, malt dextrine carrier is used, a freeze drying method is used, the dry powder is looser, and the obtained dry powder is fine and is more suitable for commercialization. Compared with the dry powder which is not added with carries, the blueberry dry powder provided by the invention has the characteristics of less thick liquid glucose on the surface, low wet absorbing speed, low damping speed and the like.

The invention discloses a preparation method of a high-quality Maillard essence for tobacco. The preparation method comprises the following steps of: adding L-arabinose and amino acid into a mixed solvent containing propylene glycol and water; uniformly stirring to dissolve; putting the mixture in a microwave oven; and heating the mixture at a medium heat to finally obtain the high-quality Maillard essence for tobacco. According to the invention, the L-arabinose and the amino acid are taken as raw materials, and the high-quality Maillard essence for tobacco is further prepared through a microwave heating method, so that smoke has better tenderness, lubricity and reduced foreign flavor. The Maillard essence has better comprehensive performance than other essences prepared from ordinary glucose or liquid glucose and glycine or other amino acids. The preparation method disclosed by the invention has the characteristics of simple process, high yield, no pollution during production, convenience for operation and the like.

The invention discloses a piglet fodder anti-stress additive as well as a preparation method and an application thereof and belongs to the field of agriculture stockbreeding application. The anti-stress additive provided by the invention comprises 5%-10% of fermentation product, 10-25% of tryptophan, 15-20% of glutamine, 1-3% of acanthopanax senticosus polysaccharide, 0.1-0.2% of fructus ligustri lucidi polysaccharides, 0.1-0.3% of astragalus polysaccharide, 0.1-0.2% of pachymaran, 0.1-0.4% of vitamin E and the balance of zeolite powder. The fermentation product is microbial inoculant powder prepared by the steps of hydrolyzing agricultural waste straw into glucose, culturing lactobacillus plantarum and brewer's yeast by taking the liquid glucose as a matrix, and carrying out spray drying on fermentation liquor. By utilizing the piglet fodder anti-stress additive provided by the invention, the lying behavior of piglets can be increased, the standing behavior can be reduced, rise of saliva cortisol content and blood epinephrine content, caused by group stress of the piglets is reduced, immune globulin content in piglet blood is improved, and further the stress behavior of the piglets in a group is relieved and the immunity of the piglets is improved.

The invention discloses a method for preparing soft sweets by taking coarse food grains as raw materials and relates to a soft sweet processing method. The method comprises the following steps of: (1) selecting the raw materials; (2) preparing raw stock; (3) mixing the raw stock and syrup and edible glue solution so as to obtain mixed liquid glucose; (4) injecting the liquid glucose into a mold, condensing and demolding so as to obtain sweet bodies; (5) brushing a surface layer on the surfaces of the sweet bodies; and (6) drying the sweet bodies until the water content of the sweet bodies is lowered to 16 percent. The method is characterized in that: the coarse food grain raw materials selected in the step (1) is one or the mixture of more of corn, pumpkin, sweet potato, purple potato, small potato, yam, mung bean and red bean; the surface layers of the sweet bodies obtained in the step (5) are made of glutinous rice flour; and in the step (6), the sweet bodies are dried at the temperature of 50+/-1 DEG C and the humidity of 50+/-5 percent for 48 hours. The method has the advantages that: the raw materials are readily available and the problem of browning and the problem of greasiness of the glutinous rice flour surface layers are solved; the soft sweets taste soft and accordant and have appropriate hardness; moreover, the shelf life of the coarse food grain soft sweets can be prolonged.

The invention relates to the technical field of health tea, and particularly relates to health compound tea and a preparation method thereof. by reasonably matching raw materials of the health compound tea and properly treating all raw materials in a preparation process, unnecessary parts are removed, necessary parts in all raw materials are extracted; by regulating white wine, liquid glucose, acetic acid and enzyme and accurately controlling a process sequence and process parameters in a regulating process, the prepared health compound tea is remarkable in health effect, good in taste, and rich in nutrients; a synergistic effect is formed between the raw materials, thus the nutrients of the tea are increased, and the health effect is promoted.

The invention provides a ginseng candy and a production method thereof. The ginseng candy is prepared from the following raw materials: white granulated sugar, liquid glucose, ginseng granules and mentha camphor, and the procedures are as follows: dissolving sugar, boiling out, blending, cooling and molding, cutting, packaging and the like. The method helps obviously increase the content of the ginseng ingredient in the candy by reasonably selecting and proportioning various raw materials, thus providing the ginseng candy with a better nourishing and healthcare function and facilitating a ginseng candy eater to obtain a substantial nourishing and health effect. As the ginseng candy contains the mentha camphor, the cool and refreshing taste of the mentha camphor weakens the bitter taste of the ginseng ingredient, and the ginseng candy has pure, mellow, refreshing and sweet taste. Besides the nourishing and healthcare effect, the ginseng candy has the efficacies of moistening throat and reducing pathogenic fire, refreshing brain and tranquilizing mind, relieving restlessness and alcoholism, promoting salivation to quench thirst, refreshing breath and the like.

The invention provides a method for producing aromatic aldehyde by degrading lignin separated and coupled from a cellulose component. The method comprises the following steps: 1) performing pretreatment on a lignocellulose raw material through a diluted acid method to remove more than 80% of hemicellulose and obtain acid hydrolysis residue; 2) based on a perovskite type composite oxide as a catalyst and the acid hydrolysis residue obtained in the step 1) as the raw material, performing lignin wet-process oxidation reaction under alkaline conditions to degrade the lignin and further produce an aromatic aldehyde type compound, and performing solid-liquid separation after reaction to finally obtain the cellulose with the purity of not less than 80%. In the method provided by the invention, after the pretreatment is performed on the lignocellulose raw material through the diluted acid method, the obtained liquid glucose can be used for preparing xylose, xylitol, arabinose and other sugar alcohol products; and the lignin wet-process oxidation reaction is further performed on the acid hydrolysis residue under the alkaline conditions to obtain the high-purity cellulose and the aromatic aldehyde type compound so as to realize the all-component utilization of the lignocellulose raw material and have economic and social benefits.

The invention discloses a coarse cereal cake and preparation method thereof. The cake is prepared by the materials with the weight portions as follows: 10 to 20 portions of wheatmeal, 5 to 12 portions of soybean meal, 5 to 10 portions of corn meal, 5 to 10 portions of black rice meal, 5 to 10 portions of rice meal, 10 to 30 portions of white granulated sugar, 30 to 40 portions of eggs, 1 to 3 portions of liquid glucose, 0.01 to 0.03 portion of dehydrogenation sodium acetate, 0.01 to 0.03 portion of ammonium bicarbonate, 0.01 to 0.03 portion of baking powder as well as 3 to 5 portions of water. The preparation method includes the steps: washing and airing soybean, corn, black rice and rice, and respectively milled (wheat milling) into flour and powdered sugar of 60 to 80 meshes; adding the powdered sugar, dehydrogenation sodium acetate and liquid glucose into the eggs according to proportion, beating through an eggbeater and then adding water to stir uniformly, adding the wheatmeal, soybean meal, corn meal, black rice meal and rice meal, and then stirring into uniform paste; pouring the paste into a cake die and feeding to a post-cure tunnel oven to bake for 12 to 18 minutes at an upper fire/lower fire temperature of 195/230 DEG C. The product has the characteristics of being soft, sweet, etc, and is beneficial for body heath for long-term eating.

The invention relates to a method for producing isomalto-oligosaccharide by using high-concentration starch and belongs to the field of production of isomalto-oligosaccharide. By improving the initial concentration of starch milk, through performing insulation liquification and spraying liquification to prepare a high-concentration maltodextrin solution, by virtue of a synergistic effect of beta-amylase and pullulanase (incisal enzyme) in a process of converting glucoside by saccharifying, the content and the concentration of maltose in liquid glucose are increased; meanwhile, due to the fact that the pullulanase is added, the viscosity of the high-concentration liquid glucose can be reduced, and an optimal substrate environment is provided for alpha-glucosyltransferase, thus the yield of the isomalto-oligosaccharide is improved, and the time of converting glucoside by saccharifying is shortened. The starch resource is wasted due to the fact that a separation and purification technology of the isomalto-oligosaccharide is not enough advanced. According to the method disclosed by the invention, by adopting a nanofiltration membrane technology, the purity of the isomalto-oligosaccharide is increased, crystalline dextrose can be co-produced when high-purity liquid glucose can be produced as a byproduct, and thus the problem of low resource utilization rate is effectively solved.

The invention discloses a production process of starch syrup. The production process comprises the following steps: 1) treating raw rice; 2) liquefying; 3) removing dreg; 4) saccharifying; 5) de-coloring and filtering with pressure; 6) carrying out ion exchange; 7) regulating pH (Potential of Hydrogen); 8) concentrating and evaporating; 9) packaging a finished product. According to the production process of the starch syrup, disclosed by the invention, a process of carrying out two times of spraying, carrying out two times of enzymes adding and liquefying, carrying out countercurrent carbon conveying and de-coloring for two times, circularly protecting and carrying out ion exchange is adopted; the consumption amount of resin, acid and alkali is low and the investment is less; meanwhile, a three-effect falling film is used for concentrating in vacuum and the steam consumption amount and the water consumption amount are low; different starch syrup (including liquid glucose, liquid dextrin, beer syrup and isomaltooligosaccharide) can be produced by properly adjusting a process route and technological conditions and the comprehensive energy consumption of per tonnage of sugar is low.

The invention discloses a method for preparing feed yeast. The method comprises the following steps of: using waste solution obtained after phytin is extracted from water in which corn is soaked as a yeast culture substrate, using liquid ammonia and albumens as nitrogen sources, using mother solution of glucose, liquid glucose or other molasses as carbon sources, mixing the raw materials in a ratio, adding trace elements to the mixture to form a culture medium, adjusting the pH value and temperature of the culture medium, adding bacteria in a self priming fermentor, performing expansion culture for several times till the requirement for mass production is met, and finally obtaining the finished products of the feed yeast by evaporating concentration and centrifugal atomization drying. Themethod solves the bottleneck that the phytin waste solution and mother solution, which are generated during the production of inositol, cannot be effectively treated, so that the development is restricted and enforces the development of the inositol industry; and the method also has the advantages of maximizing the resource utilization, changing the wastes into the valuables, protecting the environment and increasing the added value of the products.

The invention relates to porous starch and a joint preparation method for liquid glucose used for fermentation of the porous starch. The joint preparation method comprises the steps of size mixing 1000 parts by dry weight of starch raw materials with water, regulating the concentration of starch milk to be 40%-50% and the potential of hydrogen (pH) of 4.0-6.0, under condition of the temperature of 30 DEG C-55 DEG C, adding 0.5-5.0 parts by weight of amylase, stirring for 5-30 hours for enzymolysis, exhausting the liquid, washing, drying, smashing and obtaining solid powdery porous starch, utilizing enzymolytic liquid glucose and washing liquid in the process of preparation of the porous starch for size mixing of the starch, liquefying, saccharifying, transforming protein, filtering, concentrating and carrying out other procedures. According to the joint preparation method, enzymolysis of glucose amylase or composite saccharifying enzyme is utilized for preparation of the porous starch, the sugar component of starch hydrolysate is mainly glucose, and products with glucose as main composition are generated. If beta-amylase or fungus amylase is utilized, or the beta-amylase or fungus amylase is carried out saccharification with debranching enzyme, products with maltose as main composition are generated.

The invention discloses an energy-saving preparation technology of high-quality glucose powder. The technology comprises the following steps: by using starch as a raw material, mixing syrup, liquefying, saccharifying, decoloring and removing impurities by an ultrafiltration membrane, removing salt by ion exchange, purifying by a simulated moving bed, collecting the cut fraction with glucose content of at least 99.5%, and then, performing membrane concentration, vacuum belt drying, cooling and grinding to obtain the finished product of the high-quality glucose powder. According to the preparation technology disclosed by the invention, preparation flows of glucose are shortened, a procedure of evaporation and concentration is replaced by membrane concentration, the steam consumption is reduced, the production cost is lowered, meanwhile, the glucose decomposition loss and production of harmful by-products caused by high temperature concentration of liquid glucose are reduced, and the product quality is improved; the glucose is purified by means of the simulated moving bed technology, so that the content of impure glucose in products is decreased, and the glucose purity is up to more than 99.5%; the glucose syrup is dried by means of vacuum belt drying, and is further ground so as to form the crystalline glucose powder, so that the production efficiency is improved.

The process of preparing multicomponent binary alcohol with corn as material includes the following steps: 1. converting corn into starch milk, adding water to form 70 % concentration glucose liquid, centrifugally separating, and hydrogenating reaction at 150-160 deg.c under the catalysis of Ni to prepare sorbitol; 2. adding water to dilute to 25 % concentration, mixing with 4 % concentration sodium hydroxide solution in the molar ratio of 8 to 1 to regulate pH value to 12-13, heating to 170-180 deg.c, hydrocracking at 230-240 deg.c and 10-12 MPa under the catalysis of Ni/Ru to obtain multicomponent alcohol; and 3. fractionating at 100-200 deg.c to separate out 1, 2-propylene glycol mixture, and fractionating at 188-210 deg.c to obtain ethylene glycol mixture. The process is simple and suitable for industrial production, and the prepared ethylene glycol mixture is used as material for preparing PDT polyester.

The invention discloses dried passion fruit and a preparing method thereof. The dried passion fruit is prepared from, by weight, 100 parts of passion fruit, 20-30 parts of white granulated sugar and 1-5 parts of malt sugar. The water content of the finished dried passion fruit is 22-30%. The dried passion fruit is prepared through the steps of selecting, washing, cutin removing, hole perforating, liquid glucose soaking, sugar boiling, cooling, sugar penetrating, drying, powder spreading and packaging. In the processing process, integrity of passion fruit pulp is not destroyed, nutrition value of the passion fruit is effectively retained, no food additive is added, the sugaring technology and the drying technology are optimized, the finished dried passion fruit is pure in flavor, soft and fine in mouthfeel, and has a wide market prospect, and the preparing technology is simple.

The invention discloses a wearable multi-physiological parameter monitoring method and a device thereof. In an embodiment of the invention, a sweat sensor, a heart rate monitoring unit, a blood glucose monitoring unit and an acceleration sensor are arranged on an integrated wearable suite. The method comprises the following steps: the sweat sensor detects the sweating state and the sweat composition of a human body; the heart rate monitoring unit monitors the heart beating times per minute, and the blood glucose monitoring unit collects the change of intracellular fluid through the impedance sensor and calculates the blood glucose according to a liquid-glucose algorithm; the acceleration sensor collects the movement track by a piezoelectric effect, and calculates the movement type and degree according to the displacement and speed; and the physiological parameters are stored and compared with the pre-stored physiological parameters and displayed, and all physiological parameters are sent through communication with a remote terminal. The method and device disclosed by the invention can realize classified monitoring of multiple physiological parameters of the human body and are convenient and quick and simple and practical.