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1492 results about "Macromolecular Substances" patented technology

Compounds and molecular complexes that consist of very large numbers of atoms and are generally over 500 kDa in size. In biological systems macromolecular substances usually can be visualized using ELECTRON MICROSCOPY and are distinguished from ORGANELLES by the lack of a membrane structure.

Process for preparing viable bacteria enzyme

The invention discloses a process for preparing viable bacteria enzyme. The process comprises the following steps of: respectively adding aspergillus oryzae, ganoderma lucidum, bacillus subtilis, lactic acid bacteria and saccharomycetes into vegetables and fruits to ferment so as to obtain a vegetable ferment basic solution and a fruit ferment basic solution; vaccinating the bacillus subtilis, yeast and the lactic acid bacteria by using edible fungus to ferment so as to obtain an edible fungus ferment basic solution; vaccinating the ganoderma lucidum, the bacillus subtilis, the saccharomycetes and the lactic acid bacteria by using perennial herbs to ferment so as to obtain a herbal enzyme solution; inoculating the bacillus subtilis, the yeast and the lactic acid bacteria to ferment so as to obtain an algae ferment basic solution; and inoculating bifidobacterium, bacillus natto and bacillus aceticus to carry out secondary fermentation after combining filtrates, and then sealing for ageing for 2 months, so as to obtain the aged viable bacteria enzyme. According to the process provided by the invention, mixed fungi generation can be effectively reduced; macro-molecular substances are rapidly resolved to micro-molecular substances which can be easily absorbed by a human body; and the problem that the substances are difficult to digest and inactivate in severe environments of intestinal canals can be solved. Furthermore, the content of functional active components can be greatly improved, and various health benefits and high added value of the enzymes can be effectively improved.
Owner:桂林寻源文化有限责任公司

Collagen facial mask and preparation method thereof

The invention provides a collagen facial mask and a preparation method thereof. The method comprises the following steps of: stirring 1 to 20 mass percent of aqueous solution of collagen and 0.1 to 2 mass percent of aqueous solution of a modifier at the temperature of between 20 and 60 DEG C for reacting for 15 to 45 minutes to obtain stock solution; adding a plasticizer, a functional additive and an antimicrobial growth promoter into the stock solution, and continuing to stir at the temperature of between 20 and 60 DEG C for 30 to 60 minutes to obtain mixed solution; and pouring the mixed solution into a die for forming, and drying at the temperature of between 30 and 60 DEG C for 3 to 10 hours to obtain the collagen facial mask. The prepared collagen facial mask is mainly formed by macromolecular substances extracted from natural animals and plants, safe and effective and does not have toxic or side effect, has the high heat stability, toughness, ductility and adhesion, and can be in fit with skin well and achieve the effects of preserving moisture doubly, softening cutin skin, resisting winkle, whitening the skin, restoring the skin and the like under the assistance of the functional additive; rejected materials of the facial mask are degradable, and do not cause environmental pollution; and the collagen facial mask can be widely applied in the field of daily cosmetics and has the excellent market application prospect.
Owner:无锡贝迪生物工程股份有限公司

Feed additive for increasing egg yield of hens and preparation method thereof

InactiveCN104161206APlay a therapeutic rolePlay a role in preventive health careAnimal feeding stuffAnimal scienceSide effect
The invention discloses a feed additive for increasing the egg yield of hens and a preparation method thereof. The feed additive is prepared by fermenting the following traditional Chinese medicine raw materials of radix codonopsis, poria cocos, bighead atractylodes rhizome, malt, medicated leaven, semen cuscutae, epimedium and common cnidium fruit with lactobacilli, bifidobacteria, microzyme and bacillus subtilis. For the feed additive for increasing the egg yield of the hens, disclosed by the invention, traditional Chinese medicine components are compounded with microorganisms to form a composite traditional Chinese medicine micro-ecological preparation to be used as the feed additive, so that the number of beneficial bacteria can be increased, the ecological balance of intestinal tracts of organisms can be maintained, the growth of harmful bacteria is restrained, and the health of the intestinal tracts of the organisms can be improved; macromolecular substances, such as starches and proteins, in the feed, can be effectively decomposed, small molecular nutrient substances which are easy to digest and absorb for laying hens are released, and the utilization rate of the feed is increased; the egg laying rate, the production performance and the reproductive performance are obviously improved, the quality of eggs is improved, and the peak period of egg laying is prolonged; and the toxic substance is decomposed in the fermentation process, and the feed additive dost not have medicine residue and is free of toxic and side effects, so that the feed additive is safe and reliable.
Owner:HENAN UNITED INVE FEEDSTUFF

Tobacco leaf curing process capable of improving curing quality of flue-cured tobacco variety KRK26

The invention relates to a tobacco leaf curing process capable of improving the curing quality of a flue-cured tobacco variety KRK26, belonging to the technical field of flue-cured tobacco modulation processes. The curing process comprises the following steps of: regulating the humidity at low temperature to yellow tobacco leaves; stabilizing the temperature and removing moisture for withering; ventilating and dewatering for drying the leaves; and controlling the temperature and the humidity to dry leaf ribs. In the invention, the method of keeping the tobacco leaves at lower temperature to reduce water evaporation in the tobacco leaves and guarantee the water content of the tobacco leaves is adopted to solve the problems of less water and difficult yellowing of the tobacco leaves of the KRK26 variety in the yellowing period; the dry-bulb temperature is between 41 DEG C and 44 DEG C, and the tobacco leaves can be sufficiently dewatered and shrunk to reduce the cell membrane turgor; the tobacco leaf cell membranes cannot be broken between 45 DEG C and 48 DEG C so as to smoothly fix the color; and in the whole process of tobacco leaf curing, the wet bulb temperature is controlled tobe between 34 DEG C and 38 DEG C so as to actively promote the decomposition and the conversion of macromolecular substances and the synthesis of flavoring substances. The invention has the advantages of simple and convenient operation, safety and insurance, can ensure that the tobacco leaves of the variety KRK26 can be smoothly yellowed, timely subjected to color fixing and subjected to rib drying in good time and improves the tobacco leaf curing quality.
Owner:YUNNAN ACAD OF TOBACCO AGRI SCI

Preparation method of instant oat flour

InactiveCN104642910AModerate tastePreserve soluble nutrientsFood preparationCelluloseAdditive ingredient
The invention discloses a preparation method of instant oat flour and relates to a preparation method of oat flour. The preparation method comprises the following steps: baking, cleaning, soaking, steaming and cooling oats, serving as raw materials, sequentially; glue milling the oats after pretreatment to prepare oat pulp, carrying out enzymatic hydrolysis, heating, boiling, and killing enzyme; and cooling an enzymolysis liquid, glue milling, homogenizing, drying, sterilizing and packaging a finished product. According to the preparation method disclosed by the invention, with the oats as the raw materials, by virtue of pretreatment, enzymatic hydrolysis technological treatment and spray drying, the instant oat flour which can keep multiple nutritional components and fragrance of oat is prepared; the prepared instant oat flour is moderate in taste, has self flavor of oat, keeps the soluble nutritional components in the oats, is also capable of providing extra plant proteins, fats and soluble dietary fibers and can be directly used for preparing an oat beverage; as macromolecular substances including starch, cellulose and proteins in the oats are hydrolyzed by virtue of an enzyme method, the viscosity of the starch of the oats is lowered, and the problems of water separating, gelation, precipitation and the like caused when the oats are applied to beverages are solved.
Owner:厦门北大泰普食品科技有限公司

Tissue engineering bracket material capable of physically embedding active substances and preparation method thereof

InactiveCN102552976AMigration fitPromote migrationProsthesisFiberActive matter
The invention relates to a tissue engineering bracket material capable of physically embedding active substances and a preparation method thereof. The tissue engineering bracket material capable of physically embedding the active substances is prepared from 100 weight parts of biodegradable macromolecular substance and 0 to 20 weight parts of active substances, wherein the weight part of the active substances is not equal to zero; 100 weight parts of biodegradable macromolecular substance consists of 50 to 100 weight parts of synthetic macromolecular substance and 0 to 50 weight parts of natural macromolecular substance; the macromolecular substances and the active substances form a micromolecular nanofiber membrane or a composite macromolecular nanofiber membrane; and the active substances are bonded on the surface of the fiber membrane uniformly. The tissue engineering bracket material capable of physically embedding the active substances has high biocompatibility and sufficient mechanical strength, can be biodegraded, is suitable for proliferation and directed differentiation of stem cells, and has the functions of promoting cell migration adhesion and capturing the stem cells so as to induce regeneration of tissues such as bones, cartilages, nerves, skin and the like.
Owner:汪泱

Preparation method and application of Jin Tang tobacco essential oil

The invention provides a preparation method of Jin Tang tobacco essential oil. The preparation method is characterized in that by adopting the combined technologies of subcritical extraction and molecular distillation, the Jin Tang tobacco as a raw material is extracted and separated, so that the content of volatile aroma substances in the essential oil is effectively improved. By applying the Jin Tang tobacco essential oil into the cigarettes, the aroma quality and the mouthfeel of the cigarettes can be improved, and the sensory comfort of the cigarettes is improved; after the Jin Tang tobacco essential oil is applied to juice of electronic cigarettes, rich tobacco scent can be attached to the electronic cigarettes, so that the satisfaction is enhanced, and the disagreeable sweet feel of a solvent is reduced. The preparation method and the application have the greatest advantages that (1) compared with the steam distillation, the extraction rate of essential oil is greatly improved; (2) due to the combined use of the subcritical extraction and molecular distillation, the content of the nonvolatile macromolecular substances in the essential oil is reduced, the content of volatile aromatic substances is improved, wherein the contents of nicotine, solanone, neophytadiene, megastigmatrienone, farnesyl acetone, and the like are obviously improved compared with those in the essential oil extracted by the subcritical extraction technology, and therefore, the characteristic aroma of the tobacco is more outstanding.
Owner:ZHENGZHOU TOBACCO RES INST OF CNTC

Method for utilizing hickory producing and processing waste to prepare black mushroom cultivation material

The invention discloses a black mushroom cultivation material. The cultivation material is characterized by using hickory branch chips, nutshell chips and husk chips as main raw materials, and using bran, bean cake, calcium superphosphate, gypsum powder and the like as auxiliaries, wherein the water content is 63-65%. The invention further discloses a manufacturing method of the cultivation material. The manufacturing method and the cultivation material have the following advantages: 1, the hickory branch chips, the nutshell chips and the husk chips are insolate by sunshine, secondarily fermented or piled up to be aged, so that the toxic bacteriostats are degraded, and the macromolecular substances such as lignin and cellulose are decomposed to simple substances which are beneficial to absorb by black mushroom hypha, and the growth of the black mushroom hypha can be promoted; 2, the cultivation material proportion is reasonable, the bacterial material is good in breathability, the water-retaining property is strong, the effective mushroom quantity is a lot, the yield is high, and the biological efficiency is up to 130.3-142.6%; 3, the preparation method provides a solution for innocent treatment of hickory branch, nutshell and husk, and provides a new substrate for cultivating the black mushroom.
Owner:邬方成

Preparation method of composite base material for facial masks

The invention relates to a preparation method of a composite base material for facial masks, which belongs to the technical field of facial mask base materials. The preparation method comprises the steps of dissolving any one of hydrophilic macromolecular polyvinyl alcohol, polyacrylonitrile and polylactic acid in an organic solvent, so as to prepare a spinning solution of which the mass fraction is 5 to 20wt%; adding any one of chitin, collagen, silk fibroin, chitosan, sodium alginate and fibroin or a mixture of several of the substances to the spinning solution, and uniformly mixing, so as to obtain a mixed spinning solution of which the mass is 2 to 12% of the total mass of the hydrophilic macromolecular substance and the organic solvent; performing ultrasonic treatment on the mixed spinning solution for 1 to 300 min; collecting the mixed spinning solution on a non-woven fabric support layer by using a processing method of an electrospinning technique, so as to prepare a required composite nanofiber membrane. The composite base material for the facial masks, which is prepared by using the preparation method, has the advantages of excellent antimicrobial property, good air permeability, good application to skin and no stimulation to skin and is favorable for improving the safety and hygiene of the facial masks when the composite base material is used for manufacturing the facial masks, and more essence can be absorbed.
Owner:TSINGHUA UNIV +1

Method for utilizing hickory producing and processing waste to prepare oyster mushroom cultivation material

The invention discloses an oyster mushroom cultivation material. The cultivation material is characterized by using hickory branch chips, nutshell chips and husk chips as main raw materials, and using mushroom dreg, bran, calcium superphosphate, gypsum powder and the like as auxiliaries, wherein the water content is 63-65%. The invention further discloses a manufacturing method of the cultivation material. The manufacturing method and the cultivation material have the following advantages: 1, the hickory branch chips, the nutshell chips and the husk chips are insolated by sunshine, secondarily fermented or piled up to be aged, so that the toxic bacteriostats are degraded, and the macromolecular substances such as lignin and cellulose are decomposed to simple substances which are beneficial to absorb by oyster mushroom hypha, and the growth of the oyster mushroom hypha can be promoted; 2, the cultivation material proportion is reasonable, the bacterial material is good in breathability, the water-retaining property is strong, the effective mushroom quantity is large, the yield is high, and the biological efficiency is up to 130.3-142.6%; 3, the preparation method provides a solution for innocent treatment of hickory branch, nutshell and husk, and provides a new substrate for cultivating the oyster mushroom.
Owner:邬方成

Method for preparing functional alga fertilizer through co-fermentation of multiple strains

The invention discloses a method for preparing a functional alga fertilizer through co-fermentation of multiple strains. By employing the multiple-strain co-fermentation manner, macro-molecular substances difficult to utilize are degraded into micro-molecular polysaccharide, monosaccharide and nitrogen-containing compounds, and also a large amount of soil beneficial bacteria and multiple special-efficacy metabolites are generated, so that the biological activity of the alga fertilizer is improved and the production cost for producing the alga fertilizer by employing a biological fermentation process is reduced. According to the method, the destroying effects caused by strong base, high temperature and high pressure in the production process of the alga fertilizer are avoided, alga macro-molecular substances are degraded by various enzyme systems generated in the microbial fermentation metabolism process, and abundant nutrients in alga are fully kept. The product provided by the invention has an organic matter content of 45% or more, is abundant in trace elements such as iodine, manganese, boron, selenium and the like, and has the efficient live bacteria number of 200 million/g or more. According to the product, natural nutrient compositions, antibiotics and phytohormone are integrated, and the product has the composite efficacy of combining four fertilizers such as an inorganic fertilizer, an organic fertilizer, a microbial fertilizer and a trace-element fertilizer into one fertilizer and combining pesticides and fertilizers into one product, and has wide application prospect.
Owner:QINGDAO JIARUI BIOLOGICAL TECH

Preparation method of high-nicotine tobacco extract

The invention discloses a preparation method of a high-nicotine tobacco extract. The preparation method of the high-nicotine tobacco extract belongs to the field of tobacco additives, and mainly comprises three steps of raw material pretreatment, subcritical extraction and molecular distillation. A baking process is adopted for pretreating tobacco leaves, so that reducing sugar of tobacco and a nitrogen-containing compound are promoted to generate maillard reaction, substances such as pyrone and furanone are produced, the baking aroma is improved, the reducing sugar content is reduced, the suction offensive odor is reduced, meanwhile, combined-state nicotine in the tobacco leaves is converted into a free state, and the content of the free-state nicotine is improved. A weak polar solvent is adopted for subcritical extraction, so that the extraction rate of tobacco feature aroma substances and the free-state nicotine can be improved; and low-temperature molecular distillation is combined, so that low-boiling-point aroma substances and the nicotine can be effectively enriched, the damage on thermosensitive substances due to high temperature is avoided, and meanwhile, the content of macromolecular substances such as pectin and protein in an extract is reduced. The method is simple in preparation process, simple and convenient to operate, and suitable for industrial production and application.
Owner:ZHENGZHOU TOBACCO RES INST OF CNTC
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