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82 results about "Alkalinizing agent" patented technology

Alkalinizing agents are drugs used to manage disorders associated with low pH. For example, they may be used to treat acidosis due to renal failure. Used for oral or parenteral therapy, sodium bicarbonate is the commonly preferred alkalinizing agent. Others include potassium citrate, calcium carbonate, sodium lactate and calcium acetate.

Pharmaceutical composition comprising meloxicam

The present invention relates to novel pharmaceutical composition comprising meloxicam for the treatment of acute pain, wherein the composition comprises at least a hydrophilic polymer and one or more alkalizing agents or combinations thereof.
Owner:MYLAN LABORATORIES LTD

Pharmaceutical composition comprising meloxicam

The present invention relates to novel pharmaceutical composition comprising meloxicam for the treatment of acute pain, wherein the composition comprises at least a hydrophilic polymer and one or more alkalizing agents or combinations thereof.
Owner:MYLAN LABORATORIES LTD

Pharmaceutical composition comprising meloxicam

The present invention relates to novel pharmaceutical composition comprising meloxicam for the treatment of acute pain, wherein the composition comprises at least a hydrophilic polymer and one or more alkalizing agents or combinations thereof.
Owner:MYLAN LABORATORIES LTD

Bleaching composition for keratin fibers

The present invention is directed to a kit-of-parts for bleaching keratin fibers, having a bleaching composition A comprising a) one or more persalt(s) and / or peroxy salt(s), and b) one or more alkalizing agent(s), an aqueous oxidizing composition B, and a composition C comprising c) one or more non-acetylated sugar alcohol(s), and / or their mixtures, wherein the bleaching composition A comprises less than 5% by weight of water, calculated to the total weight of the bleaching composition A.
Owner:KAO CORP

Preparation method of high-stability cross-linked hydroxypropyl starch ether

ActiveCN120865443APolymer scienceEther
The invention provides a preparation method of high-stability cross-linked hydroxypropyl starch ether, and relates to the technical field of starch ether processing. The method comprises the following steps: adding water into a starch raw material to prepare starch milk, adding part of an alkalizer, and stirring for activation; raising the temperature to a first temperature, adding the residual alkalizer, and uniformly stirring and mixing; adding an etherifying agent, heating to a second temperature, carrying out first-stage etherification, adding a cross-linking agent after the hydroxypropyl substitution degree DS of the starch reaches 0.10, and carrying out second-stage etherification at the second temperature; and finally, carrying out post-treatment on the etherified product to prepare the cross-linked hydroxypropyl starch ether. According to the cross-linked hydroxypropyl starch ether produced by the method, the problems of local gelatinization and by-product residue of the existing cross-linked hydroxypropyl starch ether are solved, the industrial production of the high-stability food-grade safe hydroxypropyl cross-linked starch ether is realized, and the product better meets the market demand.
Owner:SHANDONG GUANGDA SAILU NEW MATERIALS TECHNOLOGY CO LTD

Etherification-esterification composite starch emulsifier and preparation method thereof

The invention discloses an etherified-esterified composite starch emulsifier and a preparation method thereof. The etherification-esterification composite starch emulsifier is prepared by the following steps: adding an alkalizer accounting for 10-30% of the mass of a starch dry basis into starch, uniformly mixing, and placing in a drying oven at 30-50 DEG C for 0.5-2 hours to obtain a mixture; adding sodium chloroacetate into the mixture, uniformly mixing, and standing for 0.5-3 hours; adding fatty acid, uniformly mixing, and standing for 12-48 hours to obtain a reaction material; loading the reaction material into a ball milling tank of a stirring ball mill, adding a ball milling medium with the diameter of 4-8mm, stirring and reacting at 35-65 DEG C for 10-120 minutes, and separating the ball milling medium after the reaction is finished to obtain a reaction product; and soaking the reaction product with 70-95% ethanol to obtain the product. The etherification substitution degree of the etherification-esterification composite starch emulsifier reaches 0.3495 or above, the substitution degree can reach 0.00865 or above, the reaction efficiency reaches 32%, the emulsifying property reaches 92% or above, the emulsifying stability reaches 85% or above, and the emulsifying property is excellent.
Owner:YULIN NORMAL UNIVERSITY

Dry propionate fermentation product, method for preparing same, method for preserving food or cosmetic product, food or cosmetic product

The present invention relates to a dry fermentation comprising, per kilogram of dry matter: 4.7 mol to 8.1 mol of a propionate salt; 1.2 mol to 3.0 mol of a calcium cation; 2.4 mol to 7.8 mol of an alkali metal cation selected from the group consisting of sodium, potassium, and combinations thereof; and. 1 g to 50 g of a glucose equivalent weight of hydrolyzed glucan; the calcium cation and the propionate are present in a molar ratio of 0.2 to 0.6 in the dry fermentation. The dried propionate leavening according to the present invention combines a very high propionate content with a light taste. The present invention also provides a method of preparing a dry ferment of the present invention, said method comprising an incubation step in which the pH is maintained in the range of 5.0 to 7.5 by adding an alkalizing agent comprising an alkaline water-soluble alkali metal salt and an alkaline water-soluble calcium salt.
Owner:PURAC BIOCHEM BV

An integrated sodium ion concentration analyzer

The present invention relates to the technical field related to sodium ion analysis, and discloses an integrated sodium ion concentration analyzer, comprising an integrated cabinet, a detection barrel fixedly installed inside the integrated cabinet, a first pipe connected to the top of the detection barrel, a first control valve provided on the first pipe, a pH sensor fixedly installed inside the detection barrel, and an adjustment mechanism provided inside the detection barrel. The present invention can move a conical plug to different positions of an infusion tube port as needed, can change the flow rate of an alkalizing agent in the infusion tube port, and conveniently control and adjust the delivery rate of the alkalizing agent; in addition, the alkalizing agent inside a plurality of drainage pipes will be respectively delivered to different positions inside the adjustment barrel, and when the alkalizing agent contacts and mixes with the solution, the output end of the first motor will drive the agitator to rotate, and the plurality of drainage pipes outside the agitator will act as the stirring blades of the agitator and stir the mixed solution and the alkalizing agent, so that the solution and the alkalizing agent can quickly mix and react and adjust the pH value of the solution.
Owner:JILIN GRANDPOWER EQUIP

Medicine for treating or preventing chemotherapy-induced peripheral nerve disorder

The present invention provides a pharmaceutical composition for treating or preventing peripheral nerve disorders induced by chemotherapeutic drugs, comprising an alkalizing agent. By administering this pharmaceutical composition, peripheral nerve disorders induced by chemotherapeutic drugs, particularly chemotherapeutic drugs for cancer, can be treated or prevented. Also provided is an anticancer pharmaceutical composition for inhibiting the expression of peripheral nerve disorders, the anticancer pharmaceutical composition comprising an alkalizing agent and a cancer chemotherapeutic agent. The administration of this pharmaceutical composition makes it possible to treat cancers in which the expression of peripheral nerve disorders can be suppressed.
Owner:NIPPON CHEMIPHAR CO LTD +1

A process for the preparation of acetylated distarch phosphate

The application belongs to the technical field of starch chemical modification, and particularly relates to a preparation method of acetylated distarch phosphate. The method comprises the following steps: mixing starch with a deep eutectic solvent composed of choline chloride, glycerol and a small amount of water, adding a phosphate crosslinking agent and a delayed-release alkalizing agent for crosslinking reaction after pH adjustment, performing acetylation reaction by adding acetic anhydride or vinyl acetate after cleaning by alcohol solvent replacement, and finally obtaining the product through neutralization, washing, dehydration and drying. The process utilizes the deep eutectic solvent to control water activity and particle structure, and combines the slow-release alkali source to maintain a stable reaction environment, so that the crosslinking and acetylation are uniformly carried out, and the side reactions and residual salt load are effectively reduced. The obtained acetylated distarch phosphate has stable substitution degree, uniform particle structure and excellent performance in freeze-thaw stability, and is suitable for multiple fields such as papermaking, textile and oil field additives.
Owner:DONGGUAN DONGMEI FOOD +1

Air-cooled island flow-accelerated corrosion simulation test system and method

The application discloses a kind of air cooling island flow accelerated corrosion simulation test system and method, main loop subsystem, including high-purity water tank, main loop outlet pipe, electrode flow cell and main loop return pipe;The water outlet of high-purity water tank is connected with the one end of main loop outlet pipe, the other end of main loop outlet pipe is connected with the water inlet of electrode flow cell, the one end of main loop return pipe is connected with the water outlet of electrode flow cell, the other end of main loop return pipe is connected with the backwater of high-purity water tank;Dosing subsystem is used to add alkali agent or oxidizing agent to main loop outlet pipe;Flow accelerated corrosion test subsystem includes test electrode and corrosion tester;Test electrode is placed in electrode flow cell, and test electrode is connected with the input end of corrosion tester by wire;The material of test electrode is the same as the material of the equipment to be simulated air cooling island;The application realizes the real simulation of air cooling island equipment, meets the simulation of high flow rate and anaerobic condition, and the error of simulation test result is small.
Owner:XIAN THERMAL POWER RES INST CO LTD

Dust suppression material based on calcium slow-release crosslinking as well as preparation method and application of dust suppression material

The invention discloses a dust suppression material based on calcium slow-release crosslinking. The dust suppression material comprises 2-6 parts of xylan, 9-85 parts of sodium chloroacetate, 0.12-0.85 part of calcium chloride, 0.6-1 part of citric acid, 1-2 parts of ethyl lactate, 24-56 parts of a basifier, 1-9 parts of a wetting agent and 1500-3000 parts of distilled water. Xylan is modified through carboxymethylation reaction, a calcium slow-release system is constructed to control the release rate of Ca < 2 + >, slowly released Ca < 2 + > is wrapped by carboxyl of adjacent xylan chains to form local crosslinking points, Ca < 2 + > serves as a molecular bridge, and linear molecular chains are connected into a stable three-dimensional network; the prepared dust suppression material has high wetting and permeability, high bonding strength, high water-retaining property, high environmental durability and a long-acting dust suppression effect.
Owner:SHANDONG UNIV OF SCI & TECH

Esterification of alpha-glucan comprising alpha-1,6 glycosidic linkages

PCT designated stageWO2025199079A1Perylene derivativesEsterification reaction
Methods are disclosed herein for producing ester derivatives of alpha-glucan comprising alpha-1,6 linkages. Such methods can comprise esterifying an alkalized alpha-glucan in an esterification reaction composition that otherwise does not contain any added alkalizing agent. Further disclosed are alpha-glucan ester compositions produced by the disclosed processes, as well as various applications of using these compositions.
Owner:NUTRITION & BIOSCIENCES USA 4 INC +1

Oral enhanced pharmaceutical compositions

The present invention relates to an oral pharmaceutical composition comprises semaglutide, SNAC (Sodium N-[8-(2-hydroxybenzoyl) amino] caprylate), one or more alkalizing agent and one or more pharmaceutically acceptable excipients.
Owner:HUMANIS SAĞLIK A.Ş

Medicine for treating chemotherapy-induced peripheral neuropathy

The present invention provides a pharmaceutical composition for treating an acute-phase peripheral neuropathy induced by a chemotherapeutic agent, the pharmaceutical composition comprising an alkalizing agent. By administering this pharmaceutical composition, it is possible to treat an acute-phase peripheral neuropathy induced by a chemotherapeutic agent, in particular, a chemotherapeutic agent for cancer. The present invention also provides an anticancer pharmaceutical composition that contains an alkalizing agent and a chemotherapeutic agent for cancer and that is designed to suppress an acute-phase peripheral neuropathy induced by the chemotherapeutic agent or to suppress worsening of symptoms caused by the peripheral neuropathy. By administering this pharmaceutical composition, it is possible to provide a cancer treatment in which an acute-phase peripheral neuropathy or worsening of symptoms caused by the peripheral neuropathy is suppressed.
Owner:NIPPON CHEMIPHAR CO LTD +1

Anti-cracking inorganic high-molecular silicon-aluminum polymer admixture as well as preparation method and application of anti-cracking inorganic high-molecular silicon-aluminum polymer admixture

ActiveCN119797796AAluminum sulphateMonoisopropanolamine
The invention relates to the technical field of concrete admixtures, and particularly discloses an anti-crack inorganic polymer silicon-aluminum polymer admixture as well as a preparation method and application thereof. The method comprises the following steps: (1) adding an alkalizer and a co-stabilizer into an aluminum sulfate solution, and carrying out continuous stirring treatment under heating and heat preservation conditions to obtain a precursor solution; and (2) adding diethanolisopropanolamine into the precursor liquid, continuously stirring under the conditions of heating and heat preservation, standing the obtained reaction liquid to naturally precipitate, and taking the supernate after the reaction is completed. And (3) heating the supernate, adding fluosilicic acid under a stirring condition, and then preserving heat to obtain the admixture. The inorganic high-molecular silicon-aluminum polymer admixture obtained by the invention can be subjected to in-situ reaction with a large amount of Ca < 2 + > generated by hydration reaction at the early hardening stage of concrete to form a high-strength gelling product, so that the tensile strength of the concrete is improved, and the crack resistance of the concrete is improved.
Owner:UNIV OF JINAN

Cationic ACP hydrogel for treatment of tooth hypersensitivity

PCT designated stageWO2026077934A1Cosmetic preparationsToilet preparationsPhosphate ionDentin hypersensitivity
A composition for treating dentin hypersensitivity, comprising: a first component comprising: (i) a first rheology modifying polymer; (ii) a calcium ion source; (iii) a positively charged basic amino acid; and (iv) an acidifying agent, wherein the first component has a pH in the range of about 2.0 to about 7.0; a second component comprising: (i) a second rheology modifying polymer; (ii) a phosphate ion source; and (iii) an alkalizing agent, wherein the second component has a pH in the range of about 7.0 to about 14.0; wherein the first component and the second component are combined into a mixture such that a cationic amorphous calcium phosphate gel composition is created instantly when the pH of the mixture reaches a pH range of about 7.0 to about 9.5.
Owner:KONINKLIJKE PHILIPS NV

Slag-based hydraulic binder, dry mortar composition comprising same and system for activating a slag-based binder

ActiveUS12662421B2Sulfate radicalsCarbonate
A hydraulic binder including (in % by dry weight); A. at least 50 of at least one ground and granulated blast-furnace slag; B. more than 5 of at least one calcium aluminate cement and / or of at least one calcium sulfoaluminate cement; C. more than 5 of at least one source of sulfate ions; D. between 1 and 5 of Ca(OH)2 and / or Portland cement; E. between 0.01 and 1 of at least one alkali metal carbonate; F. and at least one alkalifying reagent consisting of at least one alkali metal carbonate and / or bicarbonate, different from E; under the following conditions: (i) amount of C allows sulfate ions of C to react with B and A; (ii) the amount of F sufficiently causes a reaction with D in water resulting in a wet formulation with a pH not less than 12, for a water-to-mortar mixing rate between 10 and 35% by weight.
Owner:SIKA TECH AG

Early onset response, favorable tolerability, and side effect profile in the treatment of fibromyalgia

PendingUS20250322926A1Organic active ingredientsAntipyreticAverage diastolic blood pressureSide effect
The present disclosure provides methods for treating or managing fibromyalgia and its associated symptoms in a subject in need hereof characterized by an early onset of one or more of: (1) a reduction in widespread pain characterized by about 0.3 or more difference in the LS mean change in the NRS Pain Score; (2) a reduction in sleep disturbance characterized by about 2.9 or more difference in the LS Mean change in PROMIS Sleep Disturbance T-score; (3) a reduction in fatigue characterized by about 2.0 or more difference in the LS Mean change in PROMIS Fatigue T-score; or (4) an improved sleep quality characterized by about 0.5 or more difference in the LS Mean change in NRS Sleep Quality Score, each as compared to placebo, comprising administering to a subject in need thereof 2.8 mg or 5.6 mg cyclobenzaprine HCl once daily in one or more dosage units by transmucosal administration. The present disclosure also provides methods for preventing or avoiding one or more of a clinically meaningful change in mean weight, a clinically meaningful change in mean systolic blood pressure or mean diastolic blood pressure, or a decline in sexual functioning in conjunction with treating or managing fibromyalgia or its associated symptoms in a subject in need thereof, the treatment or management being characterized by the transmucosal administration of cyclobenzaprine HCl in one or more dosage units (e.g., a first dosage unit or a second dosage unit). The cyclobenzaprine HCl of these methods is in the form of a mannitol eutectic (e.g., a 75%±2% by weight cyclobenzaprine HCl and 25%±2% by weight β-mannitol eutectic) and the one or more dosage units further comprise a basifying agent.
Owner:TONIX PHARMA LTD

Deodorizing and sanitizing compositions

PCT designated stage expiredWO2025126149A1BiocideDisinfectantsSodium bicarbonateActive agent
The present invention relates to a water-soluble deodorizing and sanitizing composition comprising a peroxydisulphate, a surfactant and optionally an acidifying agent or an alkalizing agent. The peroxydisulphate can be a sodium, potassium or ammonium peroxydisulphate. The surfactant can be a non-ionic, anionic or cationic surfactant. The acidifying agent can be citric acid, and the alkalizing agent can be sodium bicarbonate. The composition can be dry mixed or sprayed or nebulized on the material to be treated in the form of a solution, it is able to deodorize and sanitize solid and liquid malodorous matrices of any origin and can also be used in environments and for household surfaces and furnishings. The deodorizing and sanitizing composition is able to selectively reduce only the anaerobic bacterial load. The deodorizing and sanitizing composition can be made in the form of a kit, comprising: sodium, potassium or ammonium peroxydisulphate, a non-ionic, anionic or cationic surfactant, and optionally an acidifying agent or an alkalizing agent.
Owner:MANNA FEDELE +1

A composition of mangiferin and process of preparation thereof

The present invention relates to a proprietary encapsulation technology where in a composition comprising mangiferin will maintain in-situ alkaline environment and minimizes the precipitation issues of mangiferin in the acidic environment. A composition of mangiferin has been disclosed. A natural hydrophilic plant-based carrier along with a selected alkalizer is being embedded in the encapsulation matrix which subsequently acts as a platform to ensure the alkaline environment with better solubility of bioactive across the physiological pH range.
Owner:ZEUSHYGIA LIFESCIENCES PVT LTD

Rapid evaluation method for characteristics of ethyl cellulose chain segment

The invention provides a rapid evaluation method for the chain segment characteristics of ethyl cellulose, which comprises the following steps: preparing an EC emulsion from an ethyl cellulose sample to be detected, and determining the chain segment characteristics of ethyl cellulose by measuring the parameters of the EC emulsion. The detection parameters of the EC emulsion product comprise the ethyoxyl content, the emulsion peak number, the average particle size and the particle size distribution. The preparation method of the EC emulsion comprises the following steps: S1, crushing and sieving an ethyl cellulose sample for later use; s2, placing the ethyl cellulose undersize product in a reactor, sequentially adding a plasticizer and a solvent into the reactor while stirring, and dispersing to obtain an oil-phase intermediate; and S3, adding an emulsifier and an alkalizer into the oil-phase intermediate, and adding the oil-phase intermediate into distilled water for multiple times under high-shear dispersion to obtain the EC emulsion to be detected. According to the method, the emulsification technology is applied to determination of EC chain segment distribution characteristics for the first time, the method has good applicability and universality, the whole detection process is efficient and rapid, data reliability is enhanced, and application predictability is accurate.
Owner:HEBEI YIPIN PHARMA

Minoxidil adjuvant therapies

Compositions and methods are disclosed herein for inducing (up-regulating) the expression of sulfotransferases in the hair follicles, e.g., the scalp. Increasing sulfotransferase is beneficial for metabolizing pro-drugs that require sulfonation to be activated, e.g., minoxidil sulfate is the active metabolite of minoxidil. A method for combining the compositions described herein with topical minoxidil to enhance minoxidil treatment for androgenetic alopecia is described. Additional methods and compositions include the use of retinoid X receptor agonists, retinoic acid receptor agonists, and nuclear receptor agonists in an RXR-NR heterodimer. Additional methods and compositions include the use of a topical solution containing an alkalinizing agent or an alkalinizing agent used with a penetration enhancer for up-regulating the sulfonating capacity of hair bearing skin, hair follicles, and / or keratinocyte cells. In addition, compositions and methods for increasing or decreasing the growth rate of hair follicles is disclosed by altering the intracellular pH. Additionally, methods for preparing a stable liposomal containing solution are described.
Owner:JUPITER WELLNESS INC

Water for treating seafood, method for treating seafood, and method for producing fresh seafood

Provided are water for treating seafood, a method for producing the same, and a method for producing seafood whose freshness is maintained. [Solution] Seafood processing water contains electrolyzed water and an alkalizing agent, and has a pH greater than 7.0 and not greater than 10.5. The alkalizing agent is added to acidic electrolyzed water to produce seafood processing water with a pH greater than 7.0 and not greater than 10.5. By applying this seafood processing water to seafood, seafood that has been kept fresh can be produced.
Owner:EARLY BIRDS CO LTD

An amorphous solid dispersion of elacestrant dihydrochloride and process for the preparation thereof

The present invention is to provide an amorphous solid dispersion comprising elacestrant dihydrochloride of formula (I), in combination with one or more pharmaceutically acceptable excipients such as a stabilizing agent including a polymer and / or an alkalizing agent. Additionally, the invention provides a process for the preparation of such amorphous solid dispersions and an amorphous form of elacestrant dihydrochloride. The resulting amorphous form or amorphous solid dispersions are advantageous for the formulation of pharmaceutical dosage forms and compositions, enhancing the bioavailability and stability of elacestrant dihydrochloride.
Owner:GRANULES INDIA LIMITED

Minoxidil adjuvant therapies

PCT designated stage expiredWO2025096803A1Cosmetic preparationsHair cosmeticsAdjuvantAntioxidant
Compositions and methods are disclosed herein for inducing (up-regulating) the expression and / or activity of sulfotransferases in the hair follicles, e.g., the scalp. The compositions include (i) an agent configured to increase the sulfonating ability of hair bearing skin, hair follicles, and / or keratinocyte cells in a person; (ii) an alkalinizing agent; (iii) liposomes encapsulating at least some of the alkalinizing agent; (iv) an antioxidant configured to prevent oxidative degradation of the liposomes; and (v) a buffer system configured to increase dermal penetration of the liposomes, and / or stabilize the liposome solution; and (vi) a solvent; and (vii) minoxidil or a salt thereof. Additional methods and compositions include the use of the topical solution containing an alkalinizing agent or an alkalinizing agent used with a penetration enhancer for up-regulating the sulfonating capacity of hair bearing skin, hair follicles, and / or keratinocyte cells. In addition, compositions and methods for increasing or decreasing the growth rate of hair follicles is disclosed by altering the intracellular pH. Additionally, methods for preparing a stable liposomal containing solution are described.
Owner:CARING BRANDS INC

hair straightening processes

HAIR STRAIGHTENING PROCESSES This application relates to a process or routine comprising: (i) treating the hair with an alkaline composition; (ii) treating the hair with a conditioning composition; (iii) applying a leave-in composition to the hair; and (iv) subjecting the hair to heat treatment. The alkaline composition comprises one or more alkalizing agents, such as an alkanolamine, and water. The conditioning composition comprises: (a) citric acid, a salt thereof, or a combination thereof; (b) cyclodextrin, a derivative thereof, or a combination thereof; (c) one or more cationic surfactants and water. The leave-in composition comprises: (a) one or more silicones; (b) one or more film-forming polymers; and (c) water. The hair is subjected to heat treatment, for example, treatment with a hot iron at a temperature of 150 to approximately 280°C.The processes improve hair fiber alignment, reduce frizz, and provide softness to the hair. Figure for the summary: none.
Owner:LOREAL SA

Preparation method and application of polysulfuric acid ferric chloride flocculant

The invention discloses a preparation method and application of a polyferric sulfate flocculant, and relates to the technical field of industrial waste liquid recycling and sewage treatment. A sulfuric acid replacement method is combined with a negative pressure evaporation method to recover hydrochloric acid in waste liquid, the ratio of chloride ions to sulfate radicals is regulated and controlled, an alkalizer is added into evaporation mother liquor to be heated and dissolved, then oxidizing gas is introduced for oxidation, and red brown liquid, namely the flocculating agent, is prepared after hydrolytic polymerization. The raw materials are wide in source and low in price and cost, special complex operation is not needed in the preparation process, and the preparation method is suitable for industrial production; the prepared polyferric sulfate chloride is applied to phosphorus-containing sewage treatment, and the treatment efficiency is extremely high.
Owner:KUNMING UNIV OF SCI & TECH

Preparation method of acetylated distarch phosphate

The invention belongs to the technical field of chemical modification of starch, and particularly relates to a preparation method of acetylated distarch phosphate. The method comprises the following steps: mixing starch with a deep eutectic solvent consisting of choline chloride, glycerol and a small amount of water, adjusting the pH value, adding a phosphate radical crosslinking agent and a delayed release basifier to carry out a crosslinking reaction, replacing and cleaning with an alcohol solvent, adding acetic anhydride or vinyl acetate to carry out an acetylation reaction, and carrying out vacuum drying to obtain the modified starch. And finally neutralizing, washing, dehydrating and drying to obtain the product. According to the process, the water activity and the particle structure are regulated and controlled by utilizing the deep eutectic solvent, a stable reaction environment is maintained by combining a slow-release alkali source, uniform proceeding of crosslinking and acetylation is realized, and side reaction and residual salt load are effectively reduced. The obtained acetylated distarch phosphate is stable in substitution degree, uniform in particle structure, excellent in freeze-thaw stability and the like, and suitable for multiple fields such as papermaking, spinning and oilfield auxiliaries.
Owner:DONGGUAN DONGMEI FOOD +1