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39 results about "Gluconolactone" patented technology

A naturally occurring polyhydroxy acid (PHA) with metal chelating, moisturizing and antioxidant activity. Gluconolactone can be produced by enzymatic oxidation of D-glucose oxidation. Its ability in free radicals scavenging accounts for its antioxidant property. It is used in cosmetic product and as a coagulant in tofu processing. (NCI05)

Polymorphic zinc and organic acid composition for targeted scalp barrier repair as well as preparation method and application of polymorphic zinc and organic acid composition

The invention provides a polymorphic zinc and organic acid composition for targeted scalp barrier repair as well as a preparation method and application of the polymorphic zinc and organic acid composition. The composition is prepared from the following components in percentage by mass: 1 to 80 percent of yeast / zinc fermentation product, 1 to 20 percent of polyaspartic acid chelated zinc, 0.5 to 20 percent of gluconolactone, 0.5 to 6 percent of hydroxydecanoic acid, 1 to 10 percent of succinyl glycan and the balance of water or other pharmaceutically / cosmetically acceptable carriers. Wherein the mass ratio of the yeast / zinc fermentation product to the polyaspartic acid chelated zinc is (1: 1)-(8: 1); the mass ratio of the hydroxydecanoic acid to the gluconolactone is (1: 0.5)-(1: 3). The invention provides an efficient, mild and multi-effect synergistic nursing composition, and the composition realizes a three-in-one scalp regulation mechanism of barrier repair, mild bacteriostasis and long-acting moisturizing through unique component synergy.
Owner:GUANGZHOU FANDAO NETWORK TECH CO LTD

Preparation method of modified mineral powder for adjusting and controlling viscosity of concrete

The invention discloses a preparation method of modified mineral powder for adjusting and controlling the viscosity of concrete. The preparation method of the modified mineral powder comprises the following steps: placing vertical mill mineral powder in a hydrochloric acid solution for ultrasonic treatment and infiltration to obtain activated mineral powder; preparing a sodium alginate solution and a calcium chloride cross-linking solution, adding the activated mineral powder into the sodium alginate solution to obtain a mineral powder suspension, and dropwise adding the mineral powder suspension into the calcium chloride cross-linking solution to react to obtain calcium alginate coated mineral powder; the preparation method comprises the following steps: dissolving sodium citrate, glucolactone and active nano silicon dioxide in water to form precursor sol; and adding the calcium alginate coated mineral powder into the precursor sol to obtain the modified mineral powder. The modified mineral powder prepared by the method disclosed by the invention realizes double effects of morphology regularization and viscosity controllability, and has an adjusting and optimizing effect on the viscosity problem of concrete when being applied to the concrete; and the method improves the activity of the mineral powder and the bonding strength of interfaces of the mineral powder and other components at the same time, so that the compactness and the overall strength of the concrete are improved.
Owner:SHANDONG SHITONG HIGHWAY CONSTR CO LTD

Flue gas desulfurization composite synergist and preparation method thereof

The invention discloses a flue gas desulfurization composite synergist and a preparation method thereof, and relates to the technical field of flue gas desulfurization. The desulfurization composite synergist is prepared from the following raw materials in parts by weight: 5 to 10 parts of citric acid, 20 to 30 parts of binary acid, 15 to 20 parts of sodium formate, 15 to 20 parts of sodium salt, 12 to 18 parts of magnesium salt, 2 to 4 parts of surfactant, 2 to 4 parts of pH buffering agent and 5 to 10 parts of calcium oxide. The preparation method comprises the following steps: carrying out a ring-opening reaction on 3-(2-aminoethylamine) propyl methyl dimethoxy silane and glucolactone to obtain an intermediate 1, and then carrying out a two-step quaternization reaction to synthesize the novel surfactant. The prepared desulfurization composite synergist has a good desulfurization effect and is suitable for limestone-gypsum wet flue gas desulfurization.
Owner:SHANDONG KAIMIKE CHEM CO LTD

Cleaning mud mask capable of clearing pores and preparation method of cleaning mud mask

The invention discloses a pore cleaning mud mask and a preparation method thereof, belongs to the technical field of cosmetics, and particularly relates to a pore cleaning mud mask. Comprising 14 to 18 parts of kaolin, 7 to 9 parts of Manny root ice river mud, 4.5 to 5.5 parts of Amazon white mud, 10 to 12 parts of wheat germ oil, 43 to 47 parts of tea water, 0.1 to 0.14 part of a phellinus linteus extract, 1 to 2 parts of swertia mileensis powder, 2 to 4 parts of lactobionic acid, 0.08 to 0.12 part of salicylic acid and 0.4 to 0.6 part of gluconolactone. The pore cleaning mud mask provided by the invention is uniform in particle size distribution, uniform in mixing and capable of keeping the state of the mud mask moist and not dry in the use process, the cleaning strength of controlling oil, dredging pores and resisting inflammation is improved, meanwhile, skin sensitivity caused by excessive cleaning is avoided, and the cleaning effect is good. The invention provides a novel cleaning mud mask formula for realizing the goal of cleaning pores and an efficient and stable preparation method of the novel cleaning mud mask formula.
Owner:BEAUTIFUL LINK (GUANGDONG) BIOTECHNOLOGY CO LTD

Anti-allergy acne-removing composition as well as preparation method and application thereof

The invention relates to an allergy-relieving acne-removing composition and a preparation method and application thereof, and the allergy-relieving acne-removing composition comprises the following raw materials in parts by mass: 1-10 parts of VB-IP, 5-20 parts of hydroxyethyl urea, 1-5 parts of coated salicylic acid, 2-10 parts of wild soybean, 1-5 parts of clerodendranthus spicatus, 1-5 parts of rosewood seeds, 1-10 parts of lactobionic acid, 1-10 parts of gluconolactone, 1-10 parts of mandelic acid, 1-10 parts of glycollic acid, 1-5 parts of octyl dodecyl glucoside and 1-5 parts of cetearyl glucoside. 0.5 to 2 parts of phenoxyethanol and 5 to 30 parts of deionized water; the composition comprises the following components: a wild soybean fermentation extract, a clerodendranthus spicatus fermentation extract and a rosewood seed fermentation extract. Compared with the prior art, the formula is stable, penetration can be promoted, cutin renewal can be accelerated, a sebum film can be repaired, sebum can be adjusted, and the acne removing and skin care effects are good.
Owner:宁波伯通伟达生物医药有限公司

Preparation method of glucolactone crystal with controllable product granularity

The invention relates to the technical field of chemical preparation, and discloses a preparation method of a glucolactone crystal with controllable product granularity, which comprises the following steps: carrying out ultrasonic induced nucleation on a gluconic acid concentrated solution to generate a seed crystal, then cooling to 40-50 DEG C at a cooling rate of 0.5-1.5 DEG C / h, stirring by adopting a Taylor flow stirrer while cooling, and then cooling to 40-50 DEG C at a cooling rate of 0.5-1.5 DEG C / h to obtain the glucolactone crystal with controllable product granularity. A 45-degree four-blade axial Taylor flow stirring paddle is assembled below the Taylor flow stirrer, the rotating speed is 200-400 rpm, the ratio of the diameter of the Taylor flow stirring paddle to the inner diameter of the crystallizer is 0.4-0.8, after the cooling procedure is completed, solid-liquid separation is conducted, crystals are collected, and a glucolactone crystal product is obtained after drying treatment. The number of fine grains is controlled by changing the ratio of the diameter of the Taylor flow stirring paddle to the inner diameter of the crystallizer and the stirring speed, glucolactone crystal products with different granularities are obtained, the process is stable, the granularity of the glucolactone crystals can be effectively controlled, and the granularity of the crystal products can be finely adjusted according to actual product requirements.
Owner:TIANJIN UNIV OF SCI & TECH

Composition for hair growth and method to prepare the same

PCT designated stageWO2026105138A1Cosmetic preparationsHair cosmeticsArginineGlycerol
The present disclosure discloses a composition for hair growth comprising Larix europea wood extract, Camellia sinesis leaf extract, Pisum sativum sprout extract, Curcuma longa (Turmeric) callus conditioned media, Hamamelis virginiana (Witch Hazel), Rosmarinus officinalis Leaf Oil, Glycerin, Glycine, Zinc Chloride, Sodium Metabisulfite, Gluconolactone, Sodium Benzoate, Calcium Gluconate, Tetrasodium ethylenediaminetetraacetic acid (EDTA), Saccharide Isomerate, Hyaluronic Acid, Hydrolyzed Hyaluronic Acid, Propanediol, Biotinoyl Tripeptide- 1, Alpha Glucosyl Hesperidin, Caffeine, Hydrolyzed Pea Protein, Polyalkylene Glycol Mono Butyl Ether, Acrylates / C 10-30 Alkyl Acrylate Crosspolymer, Panthenol, Niacinamide, Arginine, PEG-40 Hydrogenated Castor Oil, Ethylhexylglycerin, Phenoxyethanol, and water is added to the composition until the desired volume is achieved. A method for preparing the composition for hair growth is also provided.
Owner:ANVEYA LIVING PTE LTD

Methods and compositions suitable for treating acne

Methods and compositions suitable for treating acne, disrupting biofilms, and / or killing bacteria contained in biofilms are provided. [Solution] A particular method involves contacting skin requiring such treatment with a composition comprising two α-hydroxy acids and a polyhydroxy acid. Another particular method involves applying a composition comprising a first α-hydroxy acid, a second α-hydroxy acid, and a polyhydroxy acid to a surface having a biofilm. A particular composition is a. Glycolic acid in an amount of approximately 0.1% to 7.5% by weight, b. Approximately 0.1% to 5% by weight of gluconolactone, c. Approximately 0.1% to 5% by weight of mandelic acid, d. Glycol and, e. Salt-resistant thickening polymer, It contains, and the total amount of glycolic acid, gluconolactone, and mandelic acid is less than about 15% by weight of the total composition.
Owner:KENVIEW BRANDS LLC

Preparation method of high-strength elastic double-network-structure double-gel for stabilizing astaxanthin and serving as low-fat food (light and comfortable triangle) sandwich

The invention discloses a preparation method of high-strength elastic double-network-structure double-gel used for stabilizing astaxanthin and used as a low-fat food (light and comfortable triangle) sandwich, and belongs to the technical field of food. The preparation method comprises the following steps: (1) heating and stirring glyceryl monostearate in edible oil to obtain oleogel; (2) heating and dissolving gelatin and sodium alginate in water to obtain a gelatin-sodium alginate aqueous solution; and (3) mixing the oil gel with the gelatin-sodium alginate aqueous solution, adding calcium carbonate and gluconolactone, stirring to prepare a uniform and stable emulsion, and refrigerating and standing to obtain the high-strength elastic double-gel with the double-network structure. The gelatin-calcium alginate double gel entrapped with astaxanthin provided by the invention has good mechanical properties and microstructure, healthy grease'light and comfortable triangle 'created on the basis of an oil-water double gel system reduces the grease content of the whole system, the functional component astaxanthin is loaded, and functional guarantee is provided for preparation of novel low-fat food sandwich.
Owner:DALIAN POLYTECHNIC UNIVERSITY

Formula, application method and application of novel organic foliar iron fertilizer

The invention discloses a novel organic foliar iron fertilizer formula as well as an application method and application thereof. The formula of the novel organic foliar iron fertilizer comprises ferrous gluconate, D-glucolactone and vitamin c, wherein the mass ratio of the ferrous gluconate to the D-glucolactone to the vitamin c is 22.5: 20: 1. After a nonionic surfactant is added into the formula, and then the formula is added into water to be sprayed to plant leaves growing in alkaline soil, the chlorophyll content and the photosynthetic efficiency of the leaves can be remarkably improved, and the yield of crops, especially yellow peaches, can be improved. The foliar iron fertilizer is low in formula cost, simple in preparation process and obvious in effect in a short time, and has a wide application prospect.
Owner:SOUTHWEST UNIV

Composition for Anti-graying hair and method to prepare thereof

The present disclosure discloses a composition for anti-graying hair comprising Aloe barbadensis Leaf Extract, Camellia sinensis leaf extract, Rosmarinus officinalis Leaf Oil, Hamamelis virginiana (Witch Hazel), Neopicrorhiza scrophulariiflora root extract, Tetrasodium ethylenediaminetetraacetic acid (EDTA), Acrylates / C 10-30 Alkyl Acrylate Crosspolymer, Panthenol, Polyalkylene Glycol Mono Butyl Ether, Ethylhexylglycerin, Phenoxyethanol, Sodium Benzoate, Potassium Sorbate, Propylene Glycol, Biotin, Hyaluronic Acid, Saccharide Isomerate, Alpha Glucosyl Hesperidin, Dimethyl Isosorbide, Mandarin peel paste, N-Acetyl L-Tyrosine, Pentylene Glycol, Gluconolactone, Propanediol, and water is added to the composition until a desired volume is achieved. The method for preparing the composition for anti-gray hair is also provided.
Owner:ANVEYA LIVING PTE LTD

Implanted biochemical energy battery array, chip and application

PendingCN121546108AElectrotherapyFuel cell shape/formGluconolactonaseElectrical battery
The invention belongs to the technical field of biochemical energy batteries, and discloses an implantable biochemical energy battery array, a chip and application. Comprising a plurality of biochemical energy power generation units which are mutually connected through a microfluidic channel to form a biochemical energy power generation array, the power generation array is connected in series and in parallel to form a battery array, and glucose fluid flows through the microfluidic channel. The power generation unit comprises a positive electrode, a biochemical decomposition chamber and a negative electrode, carrier materials of hexokinase HK, glucose 6-phosphate dehydrogenase G6PD, glucose 6-phosphate lactonase PGLS and glucose 6-phosphate dehydrogenase 6PGDH are fixed in the biochemical decomposition chamber, and the negative electrode is coated with an artificial film assembled with NADPH transhydrogenase and mitochondrial respiratory chain compound protein. According to the invention, glucose is used as fuel of the cell for continuous power generation, and the flexible array biochemical energy cell which is miniaturized, high in load, long in endurance, capable of being shaped and high in energy density can be provided.
Owner:XI AN JIAOTONG UNIV

A chlorella protein hydrolysate-based oil gel, and a preparation method and application thereof

The application discloses a Chlorella protein hydrolysate-based oil gel and a preparation method and application thereof in the field of plant-based food, and the preparation method comprises the following steps: using or not using a protease to hydrolyze Chlorella protein to obtain Chlorella protein hydrolysate, and dispersing the Chlorella protein hydrolysate in water to form a Chlorella protein hydrolysate suspension; after using gluconolactone to induce the Chlorella protein hydrolysate suspension to form a hydrogel, diluting the hydrogel with water, and performing one-time high-speed shearing treatment to obtain a Chlorella protein hydrolysate microgel particle dispersion; adding the Chlorella protein hydrolysate microgel particle dispersion into liquid edible vegetable oil, and performing secondary high-speed shearing treatment to obtain a coarse emulsion; adding an edible polysaccharide solution into the coarse emulsion, and performing three-time high-speed shearing treatment to obtain a Chlorella protein hydrolysate-based oil-in-water emulsion; and removing water in the Chlorella protein hydrolysate-based oil-in-water emulsion to obtain the Chlorella protein hydrolysate-based oil gel. The Chlorella protein hydrolysate-based oil gel has good texture performance and oil retention.
Owner:ZHEJIANG UNIV

Electroless ruthenium plating bath

PendingUS20260085426A1Liquid/solution decomposition chemical coatingHydroxylamine sulfateMannitol
An electroless ruthenium plating bath contains at least a ruthenium compound, a reducing agent, and a stabilizer. The reducing agent is hydrazines. The stabilizer includes a hydroxylamine compound and an organic compound having a hydroxyl group. The hydroxylamine compound is either or both of hydroxylamine sulfate and hydroxylamine chloride. The organic compound having a hydroxyl group is at least one selected from the group consisting of gluconolactone, sorbitol, mannitol, and citric acid monohydrate.
Owner:C UYEMURA & CO LTD

A shampoo for clarifying the scalp and hair

PendingCN122351038AActive agentPhosphoric acid
This invention belongs to the field of cosmetics and discloses a shampoo for cleansing the scalp and hair. It comprises the following components by weight percentage: 0.1-2% compound acid, 0.1-1% compound soft water, 10-30% surfactant, 0.1-5% conditioning agent, 0.1-10% moisturizer, 0.1-2% soothing and oil-controlling active ingredients, 0.5-1% preservative, 0.2-2% fragrance, and the balance being water. The compound acid is composed of gluconolactone, capryloyl glycine, and succinic acid, and the compound soft water is composed of sodium phytate, inositol hexaphosphate, tetrasodium glutamate diacetate, and disodium EDTA. This shampoo, through the selection of compound acids and the combination of compound soft water, along with the soaking application method, achieves a perfect balance between the effectiveness of cleansing the scalp and hair and gentleness, providing a comfortable daily shampooing experience similar to hot spring soft water, and improving the scalp environment to reduce hair loss.
Owner:HANGZHOU FULEDI BIOTECHNOLOGY CO LTD

Environmentally friendly anti-sol gel foam extinguishing agent

The application discloses an environment-friendly anti-dissolution gel foam extinguishing agent, which is composed of a foaming agent, a gelling agent, a crosslinking agent and a flame retardant, wherein the foaming agent is alkyl polyglycoside APG0810, the gelling agent is kappa-carrageenan, the crosslinking agent is gluconolactone, and the flame retardant is tributyl phosphate. Compared with existing foam extinguishing agents, the anti-dissolution gel foam extinguishing agent has longer storage stability, fewer component types, better anti-dissolution and better extinguishing performance. In addition, the anti-dissolution gel foam extinguishing agent has lower manufacturing cost, simple preparation process and is more convenient for large-scale industrial production.
Owner:UNIV OF SCI & TECH OF CHINA

Attapulgite modified gel as well as preparation method and application thereof

The invention provides attapulgite modified gel. The attapulgite modified gel is prepared from the following raw materials: attapulgite, pregabalin, sodium alginate, carboxymethyl cellulose, calcium carbonate and D-glucolactone. The attapulgite, the sodium alginate and the carboxymethyl cellulose are mixed and cross-linked, the unique layer chain crystal structure of the attapulgite endows the gel with excellent adhesion and mechanical properties, so that the gel can be tightly attached to skin or tissues, and meanwhile, the attapulgite, the sodium alginate and the carboxymethyl cellulose have a synergistic effect to construct a stable three-dimensional network with a pore structure; the pregabalin hydrogel prepared by the preparation method disclosed by the invention is favorable for improving the continuous release performance of the gel to pregabalin, reducing the burst release phenomenon of pregabalin in application, prolonging the drug effect time of the hydrogel and meeting clinical treatment requirements.
Owner:HANGZHOU THIRD PEOPLES HOSPITAL (HANGZHOU HUIMIN HOSPITAL HANGZHOU THIRD AFFILIATED HOSPITAL OF ZHEJIANG UNIV OF TRADITIONAL CHINESE MEDICINE)

Antiperspirant personal care compositions

Described herein is a personal care composition comprising: a cosmetically acceptable carrier; an antiperspirant component, the antiperspirant component comprising a gluconolactone or an acid thereof; and optionally, a thickening agent. Also described herein are methods of making and using these compositions.
Owner:COLGATE PALMOLIVE CO

Preparation method of rice protein peptide-sodium alginate composite hydrogel

The invention discloses a preparation method of rice protein peptide-sodium alginate composite hydrogel, which is characterized in that rice protein peptide obtained by treatment under different enzymolysis conditions is mixed with sodium alginate, nano calcium carbonate and glucolactone for reaction, and gel is formed through cross-linking action. According to the method, the preparation method of the peptide gel is successfully improved, and the gel prepared by compounding the rice protein peptide obtained by treatment under different enzymolysis conditions with sodium alginate has the advantages of simple preparation method process, moderate gel speed, easiness in control, strong gel water binding capacity, relatively strong gel strength and thermal irreversibility.
Owner:JIANGSU UNIV OF SCI & TECH

Polyether amine nonionic surfactant, preparation thereof and application of polyether amine nonionic surfactant in laser cutting protection liquid

The invention discloses a polyether amine nonionic surfactant, preparation thereof and application of the polyether amine nonionic surfactant in laser cutting protection liquid. A methyl gluconate intermediate is formed by controllable ring opening of D-anhydrous gluconolactone in an organic solvent, then the methyl gluconate intermediate and a primary amine group of polyether amine M1000 are subjected to an amidation condensation reaction, the glycosyl-polyether amine nonionic surfactant with an amphiphilic structure is successfully constructed, meanwhile, the reaction process is easy to operate, and the preparation method is suitable for industrial production. The reaction condition is mild, the content of byproducts is low, and excellent wetting ability, easy-to-clean property and heat-resistant stability are achieved. And compounding with water-soluble resin, an organic solvent, an ultraviolet absorbent and water to obtain the easy-to-clean and high-stability laser cutting protection liquid. The laser cutting protection liquid can significantly improve wettability, thermal oxidation resistance stability and residue cleaning efficiency in chip wafer processing, and is suitable for precision processing fields such as semiconductor wafer scribing and the like.
Owner:FUZHOU UNIV

Glycosylation modified polyethyleneimine and its use as an antituberculosis drug

ActiveCN116925347BAntibacterial agentsOrganic active ingredientsAntituberculosis drugCytotoxicity
The application discloses a glycosylation modified polyethylene imine and application thereof as an anti-tuberculosis drug. The glycosylation modified polyethylene imine provided by the application is obtained by reacting polyethylene imine with gluconolactone, and one or more amino groups on the polyethylene imine are modified with a gluconolactone group L (HOCH2(CHOH)4CO-). Further, the anti-tuberculosis activity, cytotoxicity and stability of the glycosylation modified polyethylene imine are verified through a series of experiments, and the experimental results show that the toxicity of the gluconolactone modified polyethylene imine to normal cells is obviously reduced, the polyethylene imine has high inhibitory activity to tubercle bacillus, and the polyethylene imine has good stability, so the polyethylene imine has great clinical application potential as a new anti-tuberculosis drug.
Owner:SHANGHAI PUBLIC HEALTH CLINICAL CENT

Magnetic hydrogel, preparation method thereof and non-invasive skin mechanical loading device

A preparation method of a magnetic hydrogel includes steps as follows. A gelatin solution, a sodium alginate solution, deionized water, and NdFeB particles are mixed thoroughly to obtain a reaction precursor A solution. Calcium carbonate, gluconolactone, transglutaminase, and deionized water are mixed thoroughly to obtain a reaction precursor B solution. The reaction precursor solution A is added into the reaction precursor solution B to stir thoroughly and mix to obtain a mixture, followed by sealing the mixture to place in a constant-temperature environment to obtain the magnetic hydrogel of GA-Al@NdFeB. The magnetic hydrogel of GA-Al@NdFeB is magnetized, thereby endowing the NdFeB particles embedded within the magnetic hydrogel of GA-Al@NdFeB with magnetic polarity to obtain a magnetized magnetic hydrogel of GA-Al@NdFeB. By using the magnetic hydrogels, mechanical loading of skin wounds can be achieved, wound contraction is promoted, and the purpose of wound repair is achieved.
Owner:THE FIRST AFFILIATED HOSPITAL OF MEDICAL COLLEGE OF XIAN JIAOTONG UNIV

A microecological preservative composition suitable for sensitive skin

ActiveCN120549786BBiotechnologyPropanoic acid
The present application provides a kind of micro-ecological preservative composition suitable for sensitive skin.The present application first extracts artemisia by 60% ethanol reflux, then adds lactobacillus plantarum and saccharomyces cerevisiae to ferment to obtain artemisia fermentation liquor powder, and then compounding phenoxyethanol and gluconolactone to obtain a micro-ecological preservative composition.The experiment verifies that the micro-ecological preservative composition does not excessively inhibit / accelerate the proliferation of propionibacterium acnes, reduces the disturbance and damage to the skin resident flora, and has a certain repair effect on the micro-ecological barrier.Phenoxyl ethanol and natural preservatives (artemisia fermentation liquor powder and gluconolactone) have a certain synergistic preservative effect, which can reduce the dosage of phenoxyethanol, reduce the risk of irritation and burning of high concentration of phenoxyethanol on sensitive skin.
Owner:SHANDONG FREDA BIOTECH CO LTD

High-stability nitro-type molten salt energy storage material and preparation method thereof

The invention relates to a high-stability nitro-type fused salt energy storage material and a preparation method thereof, and belongs to the technical field of fused salt energy storage, the fused salt energy storage material is obtained by packaging nitro-type fused salt with an aerogel matrix, and the aerogel matrix is formed by carrying out freeze-drying treatment on hydrogel to form porous aerogel and then carrying out reduction carbonization on the porous aerogel; wherein the hydrogel is prepared from the following raw materials in parts by weight: 70 to 85 parts of a sodium alginate aqueous solution, 5 to 10 parts of a sodium chloride aqueous solution, 3 to 8 parts of graphene oxide and 1 to 3 parts of glucolactone. Due to introduction of graphene oxide, the mechanical property and the heat-conducting property of an aerogel matrix are enhanced, and structural collapse of the matrix under fused salt permeation and high-temperature working conditions is avoided; meanwhile, through the synergistic effect of the graphene oxide, the sodium alginate and the glucolactone, the crosslinking density of the hydrogel is improved, and a foundation is laid for subsequent formation of a uniform porous structure.
Owner:SHANXI WOJIN NEW MATERIAL CO LTD

Environment-friendly anti-dissolution gel foam extinguishing agent

The invention discloses an environment-friendly anti-dissolution gel foam extinguishing agent, the anti-dissolution gel foam extinguishing agent is composed of a foaming agent, a gelling agent, a cross-linking agent and a flame retardant, the foaming agent is alkyl glycoside APG0810, the gelling agent is kappa-carrageenan, the cross-linking agent is glucolactone, and the flame retardant is tributyl phosphate. Compared with an existing foam extinguishing agent, the anti-dissolution foam extinguishing agent has the advantages of longer storage stability, fewer component types and better anti-dissolution and extinguishing performance. In addition, the anti-dissolution foam extinguishing agent disclosed by the invention is lower in manufacturing cost, simple in preparation process and more convenient for large-scale industrial production.
Owner:UNIV OF SCI & TECH OF CHINA

Filter for glucolactone processing

The utility model discloses a glucolactone processing filter which comprises a lower tank body, air cylinders, an upper tank body, a filter screen, a driving motor and a stirring rod, the air cylinders are fixedly installed on the two sides of the top of the lower tank body, the upper tank body is fixedly installed at the output ends of the air cylinders, the filter screen is movably connected between the upper tank body and the lower tank body, and the driving motor is connected with the driving motor. And the driving motor is fixedly mounted at the top of the upper tank body. By arranging the mounting block, the connecting rod, the inclined scraping plate and the positioning assembly, the connecting rod can be effectively mounted on the inner wall of the mounting block by the positioning assembly, so that the inclined scraping plate can be fixed by the connecting rod, the inclined scraping plate is driven to rotate along with the stirring rod when the stirring rod rotates, and the problem that although a filter screen can be cleaned, the stirring rod cannot rotate is solved. However, an auxiliary cleaning structure is lacked, part of impurities are adsorbed on the inner wall of the upper tank body when the slurry is filtered and subjected to impurity removal, and a user needs to manually clean the impurities, so that the problem that the impurities are relatively tedious to clean is solved.
Owner:山东中星食品科技有限公司

Catalytic synthesis process of empagliflozin intermediate compound

The invention discloses a catalytic synthesis process of an empagliflozin intermediate compound, which comprises the following steps: dissolving a compound I in an organic solution, adding a catalyst, stirring and mixing at low temperature for 1-2 hours, then adding a compound II, reacting at low temperature, monitoring the reaction by HPLC (High Performance Liquid Chromatography), and separating a product after the reaction is finished to obtain a compound III. The preparation method has the beneficial effects that TMPMgCl.LiCl is used for carrying out oriented metallization on para-position of chlorine atoms and meta-position of benzyl to generate an aryl magnesium reagent, and then the aryl magnesium reagent and hydroxyl-protected glucolactone are subjected to nucleophilic addition reaction to obtain an intermediate compound; a huge TMP (2, 2, 6, 6-tetramethylpiperidyl) group ensures that deprotonation only occurs on a specific C-H bond which is accessible in space and strongest in acidity, extremely high regioselectivity is achieved, and compared with traditional strong bases such as n-butyllithium, the regioselectivity of the method is improved; and diastereoselectivity; therefore, the reaction selectivity is high, and the specificity is strong.
Owner:JIANGSU ALPHA PHARM CO LTD

Electroless ruthenium plating bath

PendingCN121718868ALiquid/solution decomposition chemical coatingRuthenium CompoundsHydroxylamine sulfate
The purpose of the present invention is to provide an electroless ruthenium plating bath in which hydrazine is used as a reducing agent, said electroless ruthenium plating bath being capable of improving bath stability, having excellent ruthenium deposition properties, and being capable of suppressing shrinkage of a coating film during annealing treatment. The electroless ruthenium plating bath at least contains a ruthenium compound, a reducing agent and a stabilizing agent, the reducing agent is hydrazine, the stabilizing agent is composed of a hydroxylamine compound and an organic compound with hydroxyl, and the hydroxylamine compound is at least one of hydroxylamine sulfate and hydroxylamine chloride; the organic compound having a hydroxyl group is at least one selected from the group consisting of gluconolactone, sorbitol, mannitol, and citric acid monohydrate.
Owner:C UYEMURA & CO LTD

Two-phase mixed fat-reducing shaping cream as well as preparation method and application thereof

The invention relates to a two-phase mixed fat-reducing and shaping cream as well as a preparation method and application thereof. The fat-reducing and shaping cream comprises an oil phase and a water phase, wherein the oil phase is prepared from the following raw materials: natural vegetable fat, plant essential oil, isohexadecane, caprylic / capric triglyceride, cinnamon oil, blumea oil, tocopherol, bisabolol and pentaerythritol tetra (bis-tert-butylhydroxyhydrocinnamate) ester; the water phase is prepared from the following raw materials: pentahydroxy flavone, a compound of a paraguay tea leaf extract and a caffeine / caffeine palmityl carnitine compound, a glaucine and coco-glucoside compound, a calanthe extract and gluconolactone compound, p-hydroxyacetophenone, a pH regulator, a thickening agent, an emulsifier, a humectant, an emollient and water. The fat-reducing and shaping cream is high in safety, has remarkable fat-reducing and tightening effects after being continuously smeared and massaged for 2 weeks, and can be used by people with daily obesity, muscle relaxation and the like.
Owner:QUANHOU (GUANGZHOU) BIOTECHNOLOGY RES INST CO LTD