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108 results about "Dextrose equivalent" patented technology

Dextrose equivalent (DE) is a measure of the amount of reducing sugars present in a sugar product, expressed as a percentage on a dry basis relative to dextrose. The dextrose equivalent gives an indication of the average degree of polymerisation (DP) for starch sugars, it is another word for gelatine. As a rule of thumb, DE × DP = 120.

Concrete hydration heat inhibition material

ActiveCN104098288AControl dissolution rateIncreased heat of hydration performanceDextrose equivalentBuilding material
The invention belongs to the technical field of building material concrete admixtures, and particularly relates to a concrete hydration heat inhibition material and a preparation method thereof. The control of dextrin DE (dextrose equivalent) value can be realized by regulation of preparing parameters of the enzyme catalyzed hydrolysis process, and by combination with different degrees of epoxypropane modification, the concrete hydration heat inhibition material is prepared. The prepared concrete hydration heat inhibition material has the comprehensive advantages of simple operation and green environmental protection, can effectively regulate and control the hydration process of cement, reduces the concrete cracking problem caused by larger inside and outside temperature difference the cause, and improves the concrete durability.
Owner:JIANGSU SOBUTE NEW MATERIALS

Method of preparing sweetener agglomerates and agglomerates prepared by the method

A sweetener is provided which is an agglomerate of an intense sweetener and a carrier such the sweetener has a bulk density from 0.18 to 0.50 g. / cc. The sweetener fills a readily recognizable package while using a smaller amount of carrier and having the same amount of sweetness. The sweetener is less hygroscopic than if the intense sweetener and carrier were merely mixed. The sweetener does not cake together. The sweetener may contain, for example, 35 parts of soluble aspartame, 40 parts of maltodextrin having 10 Dextrose Equivalent (DE), and 925 parts of dextrose, where the aspartame, maltodextrin and dextrose are agglomerated. The agglomeration technique may be to introduce the ingredients and spray water to control the particle size to affect uniform free flowing powder. The agglomeration technique may also be a conveyor type steam agglomerator.
Owner:CUMBERLAND PACKING

Production process of instant maize germ powder

The invention relates to a production process of instant maize germ powder. The instant maize germ powder is prepared through raw material preprocessing, beating, enzymolysis, enzyme inactivation, colloid milling, sterilization, high-pressure homogenization and spray drying by taking maize germ meal as a raw material; the enzymolysis is carried out by adding medium-temperature alpha-amylase accounting for 0.2%-0.4% of the dry weight of the maize germ meal, and the starch hydrolysis DE value (Dextrose Equivalent value) of maize germ meal slurry which is subjected to enzymolysis is controlled between 18% and 22%; the prepared homogenized maize germ meal slurry achieves the easiness for the spray drying, and a finished product does not absorb moisture, so that the dissolution stability of the maize germ powder is enhanced, the deposition has small possibility of appearing in the dissolving process, and the maize germ powder is not caked and agglomerated when being dissolved in water; and the additional value of maize germ meal is increased. The instant maize germ powder obtained through the method disclosed by the invention achieves the protein content more than 23%, is in a faint yellow color and is fast in dissolution; and the dissolved instant maize germ powder is uniform in state and achieves the product dissolution time less than 27 seconds without any unpleasant odor.
Owner:鲁洲生物科技(辽宁)有限公司 +2

Supervisory control method for producing trehalose by double-enzyme method

The invention discloses a supervisory control method for producing trehalose by a double-enzyme method. The supervisory control method comprises the following steps of firstly mounting a near-infrared real-time monitoring and control system; collecting starch liquefied liquid, measuring a DE (Dextrose Equivalent) value by using a Fehling's reagent method, collecting catalysis liquid, measuring a pH (potential of Hydrogen) value by using a pH meter, measuring the content of the trehalose by using high performance liquid chromatography, associating with a correspondingly collected near-infrared spectrum, establishing a quantitative model of changes of the DE value, the content of the trehalose and the pH value in a production process, and correcting; afterwards, quickly detecting the DE value, the content of the trehalose and the pH value in the production process by utilizing the established model, and stabilizing the DE value to be 8 to 20 and stabilizing the pH value to be in the range, in which the activity of malto-oligosaccharide based trehalose synthase-MTSase and malto-oligosaccharide based trehalose hydrolase-MTHase is optimal, by utilizing a control system. The method can be used for monitoring the DE value of starch liquid and the content of the trehalose in reaction liquid in real time and can also used for automatically controlling the change of the pH value and the content of the trehalose and the result is accurate and reliable.
Owner:CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY

Biological sugaring process by using wheat starch

InactiveCN102220395ASolve the problem of many and high protein contentHigh DE valueFermentationFiltrationAlpha-amylase
The invention discloses a biological sugaring process by using wheat starch, which comprises the following steps of: (1) size mixing: taking wheat starch milk, adding a sodium carbonate aqueous solution with a certain concentration for regulating pH, adding high-temperature resistant alpha-amylase, hemicellulase and xylanase, and uniformly stirring; (2) jetting and liquefaction: carrying out jetting and liquefaction on the wheat starch milk obtained in the step (1), carrying out flash evaporation and temperature reduction, maintaining temperature till completely liquefying, carrying out vacuum flash evaporation and temperature reduction, and separating; (3) saccharification: regulating the pH of emulsion obtained in the step (2), adding one of or a mixture of more than two of saccharifying enzyme, pentosanase and xylanase, as well as proteolytic enzyme, uniformly stirring, saccharifying, reducing temperature, adding hemicellulase, cellulase and lecithinase, stirring, saccharifying, rising temperature and inactivating enzyme; and (4) filtration. According to the biological sugaring process, the quality of the sugar solution is effectively improved; the conversion rate of the pulverized sugar reaches 106% to 107% (in DS (degree of substitution)); and the DE (dextrose equivalent) value can reach 95% to 98%.
Owner:北京坡华蒸发器技术有限公司

Method for manufacturing ultrahigh-content malt syrup by double-saccharification process

A method for manufacturing ultrahigh-content malt syrup by a double-saccharification process includes steps of liquefying starch by alpha- amylases to obtain starch hydrolysate with a DE (dextrose equivalent) value ranging from 10% to 12%, saccharifying the starch hydrolysate by beta-amylases and pullulanase under conditions that the temperature is 60 DEG C and the pH (potential of hydrogen) ranges from 5.2 to 5.4, and filtering out partial malt syrup by a nano-filtration membrane when the malt sugar content reaches 70%; and secondarily saccharifying saccharified liquid retained under the filtering action of the membrane to obtain malt syrup with the malt sugar content reaching 90%. The malt syrup is further used for producing products such as high-purity crystallized malt sugar, high-purity maltitol and high-purity trehalose. The method has the advantages that the ultrahigh-content malt syrup can be produced, and the starch utilization rate can reach 97%.
Owner:GUANGXI UNIV
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