70 results about "Citrus Pectin" patented technology

The invention relates to a new application of low molecular citrus pectin, in particular to the application of low molecular citrus pectin for treating and preventing lead and heavy metal poisoning in prepared medicines, foods and health care products. The low molecular citrus pectin is a compound prepared from soluble dietary fiber and galacturonic acid, the polysaccharide derivative is used as a metal ion absorbent (chelating agent), has absorption action on heavy metal ions, can remove heavy ions, such as Zn2+, Cu2+, Cd2+, Ag+, Cr3+, Ni2+, Hg2+, Pb2+ and the like. The low molecular citrus pectin is different from common chemical chelating agents; proved by animal and clinic experiments, lead, mercury and arsenic are discharged out of human bodies during toxin discharge, and the key level of calcium, magnesium, zinc or other minerals can not be influenced. The natural chelating function of the low molecular citrus pectin is a most ideal and successful solution for heavy metal pollution in the human body at present. Thus, the low molecular citrus pectin has the function of preventing various diseases and especially has special functions of clearing away harmful cells and discharging toxins in the human body.

The invention relates to an extraction and preparation process of citrus pectin. The extraction and preparation process of citrus pectin includes additionally pretreating dried citrus peel, and extracting pectin from the citrus peel by multiple microwave-heating. By the extraction and preparation process of citrus pectin, extraction time is shortened, and the defect of low pectin yield due to the fact that pectin degrades under long-term heating in strong acid extraction is overcome. By the extraction and preparation process of citrus pectin, the yield is higher with less extraction time and simple extraction steps, the pectin has better gloss, energy consumption is lowered, and production cost is reduced.

A process is provided for treating a solution, gel, or suspension of pectin starting material having a degree of esterification greater than about 60% with a cation-containing preparation to obtain at least a first fraction having a higher degree of calcium sensitivity and a second fraction having a lower degree of calcium sensitivity than said pectin starting material. The resultant composition has a degree of esterification greater than about 60% and a ratio of calcium sensitive pectin to the sum of calcium sensitive pectin and non-calcium sensitive pectin greater than about 0.60. Compositions using citrus pectin have a degree of esterification less than about 80% and a ratio on non-calcium sensitive pectin to the sum of calcium sensitive pectin and non-calcium sensitive pectin greater than about 0.60. These compositions are used, for example, in admixture with foodstuffs, in personal hygienic devices, and in cosmetics.

The invention discloses a moisturizing mask prepared from citrus peel pomace and a preparation method thereof. The moisturizing mask comprises the following components in parts by mass: 1.18-1.22 parts of citrus essential oil, 3.92-3.96 parts of citrus pectin, 1.82-1.88 parts of hesperidin and 92.94-93.08 parts of citrus juice. The preparation method comprises the following steps: extracting the citrus essential oil, citrus pectin and hesperidin from the citrus peel pomace, and mixing the citrus essential oil, citrus pectin and hesperidin with the citrus juice extracted from citrus fruits. The moisturizing mask comprises multiple organic active substances, and has the activities of resisting oxidation, removing free radicals, moisturizing the face, resisting bacteria and the like. The fruit mask prepared from the citrus peel pomace solves the problem of waste of citrus peel pomace resources.

The invention relates to a new application of a low-molecular citrus pectin, in particular to an application of a low-molecular citrus pectin for preparing drugs, foods or health products. The drugs, foods or health products are used for being combined with a clinical common chemotherapeutic drug for controlling cancer and cancer metastasis and diffusion. The low-molecular citrus pectin and the clinical common chemotherapeutic drug are combined for controlling cancer and cancer metastasis and diffusion, wherein the cancer is colon cancer, liver cancer or cervical cancer; and the clinical common chemotherapeutic drug is PAC-1, cyclophosphamide or adriamycin.

The invention relates to a citrus pectin component-containing mask essence, and a mask and a preparation method thereof. The citrus pectin component-containing mask essence is characterized in that 100 parts of the mask essence comprise 0.5-5 parts of citrus pectin, 0.1-0.3 part of sodium hyaluronate, 0.2-0.6 part of sodium alginate, 5-7 parts of glycerin, 0.2-0.5 part of Butyrospermum Parkii, 4-5parts of cetostearyl alcohol, 1-2 parts of niacinamide, 0.4-0.8 part of anthocyanin extract, 0.05-0.09 part of vitamin C, 0.03-0.1 part of vitamin E, 0.3-0.5 part of sodium chloride, and the balanceof deionized water. The mask essence has better water-supplementing, moisturizing and nutrient-supplying effects than mask essences adopting traditional formulas, and facilitates the recovery of skinsafter loss of a large amount of water and nutrients due to exercises.

The invention discloses a preparation method of low-methoxyl citrus pectin. The preparation method comprises the following steps of pretreatment of raw materials, methoxyl removal, pectin extracting, purifying and the like. The preparation method is characterized in that endogenous PME (pectin methylesterase) in a citrus peel is used as a cutting point, is subjected to high static-pressure treatment under certain temperature and pressure conditions, and is induced to catalyze citrus pectin to remove methoxyl, so as to prepare the low-methoxyl citrus pectin. The preparation method has the advantages that a large amount of resources are saved, the production cost is lowered, and the obvious economic benefit is realized.

The invention discloses a soybean protein isolate-citrus pectin electrostatic compound emulsifier. The preparation method is as follows: dissolving soybean protein isolate in disodium hydrogen phosphate solution at room temperature for 1+/-0.1h, then putting into citrus pectin, performing co-dissolving treatment for 1+/-0.1h, and adjusting pH value to 3.50+/-0.05 to obtain a mixed solution; and ultrasonically treating the obtained mixed solution in an ice-water bath under the sound intensity of 18-36 W/mL for 5-20min to obtain a product. The method adopts probe-type ultrasonic equipment to treat the soybean protein isolate and the citrus pectin system, and can obtain the protein-polysaccharide compound emulsifier which does not coagulate near the isoelectric point of the soybean protein isolate.

The present invention relates to a novel application of low molecular weight citrus pectin, particularly to its application in pharmaceutics, food and healthcare products. The low molecular weight citrus pectin has apparently smaller molecular weight than natural pectin and its molecular structure is improved for the reduce of methyl which makes it easy to be absorbed by intestinal canal and enter blood circulation. The citrus pectin can apparently improve appetite, strengthen immunity function, modulate immunity turbulence, reduce cholesterol and prevent atherosclerosis. After entering into the blood circulation, it can help people get rid of poisonous heavy metals. Therefore, the low molecular weight citrus pectin is used to prepare medicine, food and healthcare products, which can reinforce immunity functions.

A preparation method for oil-soluble orange flavochrome takes orange peel dry powder as the raw material and the oil-soluble orange flavochrome is obtained by the processes of acidolysis, zymohydrolysis and extraction. The preparation method adopts the zymohydrolysis method to complete the zymohydrolysis process to obtain the orange pectine and then the flavochrome is extracted, thus greatly saving the consumption of extractant and obviously lowering the cost. The product is natural pigment and is nontoxic and non-polluted, thus being applicable to be the colorant of oleaginous foods to replace synthetic food color.

The invention relates to a device for treating high-concentration pectin wastewater in processing canned citrus petals. The device comprises a grid pool (1), an aerating adjusting pond (2), a reaction settling pond (3), a spiral sewage dehydrating device (4), a hydrolysis acidification pool (5), a bio-contact oxidation pond (6) and a settling pond (7) which are sequentially communicated, wherein a clean liquid return pipe (10) which is communicated with the aerating adjusting pond is arranged on the upper part of the reaction settling pond; the grid pool is internally provided with a mechanical grid and a mechanical slag-removing mechanism; the aerating adjusting pond, the hydrolysis acidification pool and the bio-contact oxidation pond are internally provided with perforated aerating pipes respectively, and the reaction pond is internally provided with a mechanical stirring mechanism; filler layers are arranged in the middle parts of the hydrolysis acidification pool and the bio-contact oxidation pond. The spiral sewage dehydrating device is used for solid-liquid separation on the wastewater so as to avoid a blocking phenomenon of a high viscosity pectin material, so that the separating and removing effects on the high-concentration pectin wastewater can be improved. The clean liquid on the upper part of the reaction settling pond is returned for the aerating adjusting pond for improving the treatment effect.

The invention discloses a preparation method for silver nanoparticles based on citrus pectin. The preparation method comprises the following steps that the citrus pectin is dissolved into a NaOH solution under magnetic stirring, a citrus pectin solution is obtained, a reaction with an AgNO3 solution dropwise added under stirring at 60 DEG C-90 DEG C is made, and the silver nanoparticles are obtained. Correspondingly, the invention further provides application of the silver nanoparticles based on the citrus pectin to the bacteriostat field, and the preparation method and the application have the advantages of being environment-friendly, low in toxicity, low in cost, high in yield and the like.

The invention discloses a preparation method of small-molecular citrus pectin. A purpose of the invention is to provide a small-molecular citrus pectin preparation method with characteristics of simple operation, single molecular weight distribution and easy industrial production. The preparation method is characterized by comprising the following steps: (1) dissolving pectin in deionized water toform a solution; (2) centrifuging the pectin solution to remove insoluble impurities; (3) carrying out microfiltration separation on the pectin solution; (4) adding pectinase into the pectin solution, and carrying out enzymolysis; (5) separating by an ultrafiltration method after the enzymolysis is finished; (6) distilling and concentrating the pectin solution under reduced pressure to obtain a concentrated solution, adding absolute ethyl alcohol, and precipitating; and (7) drying the pectin precipitate at normal pressure.

The invention discloses a polysaccharide-based heavy metal adsorption material and a preparation method thereof. The preparation method comprises the following steps: dissolving a NaOH solid in an ethanol solution to obtain an alcohol solution of NaOH; taking and dissolving citrus pectin powder in the alcohol solution of NaOH, and performing a stirring reaction; standing the obtained product overnight, carrying out reduced pressure filtration, dissolving the obtained filter residue in the ethanol solution, adjusting the obtained solution to be strong acidic, and standing the adjusted solution;carrying out reduced pressure filtration on the obtained product, dissolving the obtained filter residue in a mixed solution of an ethanol solution and a HCl solution, and carrying out a stirring reaction; carrying out reduced pressure filtration on the obtained product, flushing the obtained filter residue with the ethanol solution, and freeze-drying the filter residue to obtain modified pectinpowder; dissolving the modified pectin powder in deionized water to obtain a modified pectin solution; dropwise adding the modified pectin solution to a calcium chloride solution while stirring, and carrying out a reaction; and filtering the obtained solution by a screen after the reaction is completed to obtain microspheres, cleaning the microspheres with deionized water, and freeze-drying the cleaned microspheres to obtain calcium ion-crosslinked modified pectin microspheres which are the heavy metal adsorption material.

The invention discloses citrus pectin with an intestinal tract probiotic function as well as a preparation method and application of the citrus pectin. The preparation method comprises the following steps: mixing citrus peel powder with water, adding an acid solution to adjust the pH value, and carrying out a reaction; and adjusting the pH value of an obtained system by using an alkaline solution,and adding a compound enzyme for enzymolysis to obtain the citrus pectin. The citrus pectin disclosed by the invention is applied to preparation of a product with an intestinal tract probiotic function; the product comprises at least one of food, medicine, health care products and beverages. The method is simple, the production cost is low, and the pectin extraction rate is as high as 25.98%; theobtained citrus pectin can significantly improve the yield of short-chain fatty acid in the in-vitro anaerobic fermentation process, and has a good intestinal tract probiotic function; the citrus pectin is compounded, so that the comprehensive utilization of citrus processing wastes is realized, the resource waste and the environmental pollution are reduced, and the additional value of the product is increased.

The invention discloses a new application of small-molecular citrus pectin. The small-molecular citrus pectin can be used for preparing anti-tumor auxiliary medicines which have immunoregulation effects and can be used for cooperating with the effect-enhancing and toxicity-reducing action of chemotherapy medicines, or can be used for preparing health products with anti-tumor auxiliary effects. A compound disclosed by the invention cannot be used for directly killing tumor cells when being separately used, and does not have anti-tumor effects; the compound can be taken as an auxiliary medicine, can cooperate with the chemotherapy medicines for use, can have immunoregulation functions on T cells and MDSC cells by virtue of ligands on the surfaces of antagonistic immune cells and tumor tissue cells of the compound, can be used for enhancing the anti-tumor effects in an auxiliary mode, and ensures that the sensitivity-enhancing and toxicity-reducing effects on tumor chemotherapy can be achieved; and new medical applications of the known compound namely the small-molecular citrus pectin can be explored, and a new application field can be created.

The invention discloses a composition having the functions of relieving or neutralizing the effect of alcohol and protecting stomach and liver, and belongs to the field of medicine. The composition ischaracterized by being prepared from the following raw materials: ginseng ultrafine powder, pueraria ultrafine powder and small molecular citrus pectin. The composition has the effects of rapidly dissolving to take effect, preventing drunkenness after drinking, helping dispel the effects of alcohol after drinking, repairing alcohol damage to gastric mucosa, repairing alcohol damage to liver, etc., and is suitable for the development of various dosage forms of products for relieving or neutralizing the effect of alcohol and protecting stomach and liver.

The invention relates to a method of preparing citrus pectin oligosaccharide under a weak electrolysis condition. The method comprises following steps: dissolving high ester citrus pectin in a sodiumchloride solution to prepare a pectin solution; adding the pectin solution into an electrolytic tank (A) taking graphite as the negative pole; adding a sodium chloride solution with an equal concentration into an electrolytic tank (B) taking a platinum electrode as the positive pole; carrying out DC electrolysis under a weak electrolysis condition (voltage is 15 to 25V), stirring the solutions during the electrolysis process; collecting obtained electrolytic solution in the electrolytic tank (A), adjusting the pH to 6-7 by using hydrochloric acid; adding anhydrous ethanol to carry out precipitation, wherein the ratio of anhydrous ethanol to the electrolytic solution is 4:1; collecting the precipitates, and drying to obtain pectin oligosaccharide. By adopting the provided method, macromolecular high ester citrus pectin is electrolyzed to obtain micromolecular pectin oligosaccharide; by controlling the electrolysis voltage and time, the degradation degree can be controlled so as to obtain pectin oligosaccharide (POS) with a molecular weight of 3000 to 8000, and the commodity value is increased. Moreover, the method is environmentally friendly and can be applied to industrial production easily, and the power consumption is low.

A pectic enzyme treated pectin (PET-pectin) and a method of producing the same are disclosed. Citrus pectin solution is subjected to an enzymatic hydrolysis by using a mixed pectinase solution under an acidic condition, so as to obtain PET-pectin that is completely hydrolyzed. The PET-pectin has several biological functions, including stability of emulsification, anti-oxidation and inhibition of cancer cell growth, thereby being applied on food emulsion stabilizers, food antioxidants and compositions for inhibiting cancer cell growth and so on.