71 results about "Isethionic acid" patented technology

There is disclosed a process for producing taurine by the ammonolysis of alkali isethionate in the presence of alkali ditaurinate or alkali tritaurinate, or their mixture, to inhibit the formation of byproducts and to continuously convert the byproducts of the ammonolysis reaction to alkali taurinate. Alkali taurinate is neutralized with isethionic acid to obtain taurine and to regenerate alkali isethionate. The production yield is increased to from 90% to nearly quantitative. The ammonolysis reaction is catalyzed by alkali salts of hydroxide, sulfate, sulfite, phosphate, or carbonate.

The invention discloses a facial cleanser and a preparation method thereof. The problem of skin tension caused by using the present facial cleanser for cleaning skin is solved. According to the technical scheme, the facial cleanser comprises the following components in parts by weight: 8-22 parts of sodium methyl cocoyl taurate, 3-12 parts of sodium cocoyl isethionate, 2-5 parts of lauryl sulfo succinate disodium, 2-10 parts of cocamidopropyl betaine, 1-5 parts of lauryl alcohol polyether ammonium sulfate, 3-10 parts of a thickening agent, 0.1-0.5 part of a preservative, 0.05-0.2 part of EDTA disodium, 0.2-0.6 part of propylene glycol, 2-12 parts of glycerinum, 0.1-0.5 part of essence and 10-18 parts of water. The prepared facial cleanser belongs to an amino acid facial cleanser, has the characteristics of safety, no stimulation, skin-relieving effect and deep skin-cleaning effect, and can be used by a user for a long term.

The invention discloses a preparation method of acne-removal repair stoste containing katsumade galangal seed extract, and belongs to the field of facial care. The acne-removal repair stoste comprisesthe following raw materials in parts by weight: 0.1-4 parts of a katsumade galangal seed extracting solution, 1-10 parts of polyalcohol, 1-10 parts of a moisturizing agent, 0.1-1 part of a thickeningagent, 0.02-0.1 part of a chelating agent, 0.1-1 part of a pH value regulator, 0.5-10 parts of an acne-removal repairing agent, 0.3-8 parts of a skin conditioner, 0.1-1 part of a preservative and thebalance of deionized water. In the invention, by adding various plant herbal acne-removal essences such as the katsumade galangal seed extract, tingia olibanoresin extract, centella asiatica extract,dendrobium stem extract, wild soyabean protein, herba houttuyniae extract, hexamidine di(isethionic acid) salt and the like, the acne-removal repair katsumade galangal seed stoste has the effects ofeffectively inhibiting excessive secretion of sebum, opening blocked pores, killing acne bacilli, eliminating inflammation and repairing damaged skin, so that the skin is recovered to a healthy and natural smooth state; in addition, the acne-removal repair stoste is mild and non-irritating.

The invention discloses a textile auxiliary containing antibiotic constituents. The textile auxiliary comprises, by weight parts, 50-60 parts of sodium diethylhexyl sulfosuccinate, 45-55 parts of polyvinyl pyrrolidone, 40-50 parts of sodium dodecyl sulfonate, 30-40 parts of hydroxyethyl sulfonate, 30-40 parts of 2-hydroxyethyl salicylate, 25-35 parts of lupenyl palmitate, 25-35 parts of styrene maleic anhydride resin, 15-25 parts of trichloro-sym-diphenylurea, 15-25 parts of ethyl vanillin, 5-10 parts of zinc oxide, 5-10 parts of cross-linking agent and 5-10 parts of softening agent. The textile auxiliary containing the antibiotic constituents improves antibiotic effects of textile, and further has antifouling function. A corresponding preparation method is further disclosed.

The invention belongs to the technical field of organic matter preparation, and particularly relates to a method for preparing a high-purity 4-(2-hydroxyerhyl) piperazine-1-erhaesulfonic acid through nanofiltration. The method comprises the following steps: firstly, carrying out a condensation reaction on a 2-isethionic acid or 2-isethionate and N-hydroxyethyl piperazine so as to obtain 4-hydroxyethyl piperazine esilate; by using an acidifier, converting the 4-hydroxyethyl piperazine esilate into a 4-(2-hydroxyerhyl) piperazine-1-erhaesulfonic acid and salts of corresponding acidifiers, so that acidified mother liquor is obtained; diluting the acidified mother liquor into a solution (1-10 wt %) by using deionized water, removing the salts of corresponding acidifiers through nanofiltration, and carrying out evaporation and concentration on the obtained object, so that a 4-(2-hydroxyerhyl) piperazine-1-erhaesulfonic acid crude product is obtained; and finally, washing and drying the 4-(2-hydroxyerhyl) piperazine-1-erhaesulfonic acid crude product, so that a high-purity 4-(2-hydroxyerhyl) piperazine-1-erhaesulfonic acid is obtained. The 4-(2-hydroxyerhyl) piperazine-1-erhaesulfonic acid prepared according to the invention is not only high in purity and simple in operation process, but also environmental-friendly in production process, low in purification cost, high in yield, and suitable for industrial mass production.

The invention discloses series salt of isopropoxy phenylguanidine and application thereof in preparing an animal feed growth promoter. The structural formula of the series salt of the isopropoxy phenylguanidine is as shown in formula (1), wherein R stands for DL-lactic acid, methylsulfonic acid, 2-isethionic acid, citric acid, tartaric acid, benzoic acid, succinic acid, fumaric acid, maleic acid, acetic acid, sulfuric acid, phosphoric acid or oxalic acid. Through feeding experiments, the research firstly discovers that the series salt of the isopropoxy phenylguanidine, applied to ducks, can be used for significantly improving the production performance, and the research, through the feeding experiments, also finds that the isopropoxy phenylguanidine, applied to pigs and chickens, can be used for significantly improving the production performance as well (as shown in Specification).

Disclosed is a polishing composition containing an acid expressed as R2-R1-SO3H (wherein R1 represents a linear alkylene or hydroxyalkylene group having 1-4 carbon atoms, and R2 represents a hydroxy group, a carboxy group or a sulfonic acid group when R1 is a linear alkylene group, but represents a carboxy group or a hydroxymethyl group when R1 is a linear hydroxyalkylene group) or C6H5-R3 (wherein R3 represents a sulfonic acid group or a phosphonic acid group), and abrasive grains. The acid contained in the polishing composition is preferably isethionic acid or benzenesulfonic acid. The polishing composition is mainly used for the purpose of polishing silicon oxide materials including low-dielectric-constant films such as glass substrates for hard disks, synthetic quartz substrates for photomasks, silicon dioxide films of semiconductor devices, BPSG films, PSG films, FSG films and organic siloxane films.

The invention belongs to the technical field of material science, and discloses a porous carbon-based solid acid catalytic material with a large specific surface area and a mesoporous structure and a preparation method thereof. The catalyst takes a non-ionic surfactant F127 or P123 as a template agent and furfural as a carbon source, volatilization self assembly is carried out in the presence of isethionic acid so as to obtain a soft film type material, and high temperature crosslinking and carbonizing are then carried out for obtaining a sulfonate functionalization nano-porous carbon material; the template agent is removed under an ethanol reflowing condition, so that the nano porous carbon material is obtained. The material has the large specific surface area and has excellent acid catalytic performance, and the sulfonate functionalization mesoporous carbon catalytic material overcomes defects such as the low exposure degree and poor catalytic activity of an active center of a conventional acid catalytic material; moreover, the material can be used for overcoming the influences of the passivated hydrolization of the active center on the catalytic performance and regeneration capacity of the active center because the porous solid acid catalytic material of an inorganic framework is better than that of a hydrophile framework.

The invention discloses carbon-based solid acid as well as a preparation method and application thereof, belonging to the technical field of chemical synthesis. The preparation method is characterized in that a polyhydroxy compound is used as a raw material, isethionic acid is used as active molecules, the molar ratio of the raw material to the isethionic acid is (2:1)-(10:1), and the carbon-based solid acid is prepared through the steps of: carrying out carbonization and condensation reaction on the polyhydroxy compound and the isethionic acid at 120-400 DEG C for 2-32h, adding hot water above 80 DEG C for washing after the reaction, filtering to remove dissociative acidic substances, and drying the obtained product in a drying oven at 120 DEG C. The carbon-based solid acid has the advantages of high heat stability, high acid value, good catalytic effect, reusability and the like.

The invention discloses smooth moisturizing, granulating and cleaning powder which is prepared from the following materials in parts by weight: 10-60 parts of mannitol, 2-20 parts of sodium cocoyl glutamate, 2-20 parts of sodium lauroyl glutamate, 2-20 parts of sodium myristoyl glutamate, 3-20 parts of sodium cocoyl isethionate, 2-20 parts of corn starch, 0.5-3 parts of cassava starch, 0.3-3 parts of sodium chloride, 0.1-2 parts of hydroxypropyl methyl cellulose, 0.1-1 part of dipotassium glycyrrhizinate, 0.05-0.3 part of allantoin, 0.05-0.5 part of polylysine, 0.02-0.2 part of sodium hyaluronate, 0.05-0.3 part of methylsesquisiloxane and 0.5-5 parts of a portulaca oleracea extract. The smooth moisturizing, granulating and cleaning powder disclosed by the invention takes a mild amino acid surfactant as a main cleaning agent, does not raise during the use, is quick in disintegrating speed when being in contact with water, smooth during the use and mild and inirritative to skin and eyes, has cleaning and moisturizing functions and solves the problems of moisture absorption and agglomeration in the placing process of the powder. Meanwhile, the invention provides a preparation method of the smooth moisturizing, granulating and cleaning powder.

The invention discloses a scalp cleaning gel and a preparation process thereof. The scalp cleaning gel comprises the following components in parts by weight: 8-12 parts of sodium laureth sulfate, 4-6parts of cocamidopropyl betaine, 2-4 parts of cocamidopropyl DEA, 2-4 parts of decyl glucoside, 2-4 parts of disodium lauriminodiacetate, 0.3-0.7 part of sodium isostearoyl lactylate, 0.5-1 part of sodium chloride, 0.1-0.4 part of polyquaternium-10, 0.3-0.7 part of essence, 0.1-0.4 part of guar hydroxypropyltrimonium chloride, 0.1-0.4 part of DMDM hydantoin, 0.002-0.005 part of hexamidine diisethionate (isethionic acid), 0.05-0.1 part of disodium EDTA, 0.1-0.4 part of allantoin, 0.05-0.2 part of sodium hyaluronate, 0.1-0.4 part of citric acid, 0.5-1 part of aloe extract and 60-80 parts of water. The scalp cleansing gel prepared by the method can relieve scalp allergy, pruritus, oil production and much dandruff and prevent alopecia, and can make hair black and lustrous and uniform in thickness after long-term use. The aloe extract has obvious oil removing and oil controlling effects.

The invention relates to a facial mask congealed fat containing dendrobium officinale polysaccharide and a preparation method thereof. The facial mask congealed fat is prepared from dendrobium officinale polysaccharide silk protein, seaweed extract, aloe extract, chlorophyll, cucumis sativus extract, ganoderma lucidum extract, fiddlehead root extract, olive leaf extract, fennel seed extract, camellia oil extract, ginkgo leaf extract, poplar flower extract, beta-glucan, sodium cocoyl isethionate, shea butter, triglyceride, dendrobium officinale essence, disodium lauryl sulfosuccinate, sodium coco-sulfate, wheat starch, paraffin, titanium dioxide and a proper amount of distilled water according to a specified weight proportion. The facial mask congealed fat which has the advantages of high softness and toughness, and effects of moisturizing and protecting skin can be prepared under the condition of no adding of a modifier, the polysaccharide prepared from dendrobium officinale, so that the effects of moisturizing and protecting skin, and relieving the skin are achieved.

The invention belongs to the field of daily chemicals. The invention discloses a kitchen heavy oil stain cleaning agent comprising the following components in percentage by weight: 1 to 10 percent ofsodium cocoyl isethionate, 1 to 20 percent of fatty alcohol-polyoxyethylene ether-9, 1 to 5 percent of cocamidopropyl betaine, 0.5 to 2 percent of a preservative, 0.05 to 0.2 percent of an antioxidant, 0.1 to 1 percent of a solubilizer, 0.1 to 1 percent of an essence, 0.05 to 0.2 percent of a chelating agent and the balance being water. The cleaning agent disclosed by the invention is mild, low inirritation, environment-friendly, good in permeability and strong in dirt-removing power, and can be used for rapidly and efficiently removing heavy oil stains in kitchens.

The invention belongs to the field of cosmetics, and particularly relates to acne removal cream and a preparation method thereof. Cymene-5-alcohol and hexamidine or hexamidine bis(isethionic acid) salts in the acne removal cream are major ingredients for sterilization, inflammation diminishing and acne removal; tagemete and paeonol can be matched for enhancing the acne removal effect; paeonol canpromote the blood circulation of the face skin, can activate the senile surface cells, enables the skin to be white and tender, achieves the anti-aging effect, and particularly has a good effect on whelks; tagemete achieves an obvious allergy inhibition effect through H2 acceptor retardation; the itching symptom can be effectively relieved; a proper proportion of other raw materials such as anti-allergic agents, thickening agents, emulsifying agents, water-retention agents, skin conditioning agents, emollients, penetrants, analgesics, antiallergic agents, preservatives and perfuming agents arematched; the finally prepared acne removal cream has the advantages that the recipe is reasonable; the use is convenient; the acne removal effect is good; the healing restoration is fast; during theacne removal, the effect of promoting the skin wound restoration can be achieved at the same time.

The invention relates to the technical field of daily chemical detergents, and provides an antibacterial laundry condensate bead and a preparation method thereof. The laundry condensate bead is prepared from, by mass, 20-38% of sodium hydroxyethyl sulfonate, 10-30% of sodium alkyl sulfate, 10-20% of fatty alcohol-polyoxyethylene ether, 5-15% of ethoxylated amide, 12-30% of a solubilizer, 2-9% of abuilder, 1-3% of an antibacterial agent, 0.1-1% of an antibacterial synergist and 0.5-3% of essence. The problems that in the prior art, a silver ion antibacterial agent is poor in stability, prone to oxidative denaturation and low in activity in a fabric detergent are solved, and meanwhile the laundry condensate bead has an excellent antibacterial effect and 4 times of cleaning power.

The invention belongs to the field of daily chemicals, and particularly relates to a composition and liquid shampoo and a preparation method thereof. The composition is prepared from astrocaryum murumuru butter, an acrylamide propyl trimethyl ammonium chloride-acrylamide copolymer and hexamidine (isethionic acid) salt. The invention further discloses the liquid shampoo containing the composition and the preparation method of the liquid shampoo. By means of experimental detection, it is found that when the astrocaryum murumuru butter and the acrylamide propyl trimethyl ammonium chloride-acrylamide copolymer are compatibly used, the characteristics of the astrocaryum murumuru butter and the acrylamide propyl trimethyl ammonium chloride-acrylamide copolymer can be cooperatively achieved, hair is glossy and smooth, the moisture content is restored, coming of the hair is improved, and the effect that one plus one is larger than two is achieved; the composition can effectively replace silicone oil or semisynthesized grease in existing products and can be widely applied to preparation of liquid shampoo not containing the silicone oil.

The invention discloses moisturizing cleanser which comprises components in parts by weight as follows: 60-70 parts of glyceryl stearate SE, 3-5 parts of sodium cocoyl isethionate, 0.2-0.5 part of EDTA (ethylene diamine tetraacetic acid)-disodium, 1-3 parts of hydroxypropyl methyl cellulose, 2-3 parts of medicinal citron fruit water, 3-5 parts of plant extracts, 3-5 parts of sweet orange flower oil, 3-5 parts of glycerin, 1-3 parts of lavender oil, 1-3 parts of preservative, 0.5-1 part of aromatic and 150-200 parts of deionized water. According to the moisturizing cleanser, sweet orange flower oil, glycerin and lavender oil are selected as the moisturizer, and plant essence extracts are supplemented, so that the skin is moisturized while cleaned, and effects of skin nourishment, skin whitening, anti-aging and clearing of dead epidermal cells can be realized simultaneously.

The invention discloses series salts of robenidine and an application thereof in preparation of an animal feeding growth promoter. The series salts of robenidine have a structural formula shown in the formula (1), wherein R is DL-lactic acid, methanesulfonic acid, 2-isethionic acid, citric acid, tartaric acid, benzoic acid, succinic acid, fumaric acid, maleic acid, acetic acid, sulfuric acid, phosphoric acid or oxalic acid. Through feeding experiments, the research, for the first time, discovers that after application of the series salt compounds of robenidine, the production performance of ducks is improved obviously. Through animal feeding experiments, the research also discovers that after application of the series salt compounds of robenidine, the production performance of sows and hens is improved.

The invention provides an injection agent for a water injection well and a preparation method and application of the injection agent. The injection agent for the water injection well comprises the following raw material components: 5.0%-10.0% of sulfamic acid, 10.0%-20.0% of methanol, 10.0%-20.0% of tartaric acid, 10.0%-20.0% of ethylenediamine theramethylenephosphonic acid, 5.0%-10.0% of sodium polyacrylate, 5.0%-8.0% of coco-isethionic acid and the balance of water. The invention further provides a preparation method of the injection agent. The injection agent for the water injection well can be used in a construction technology for acidizing of a reservoir, and can be directly used. While dissolving scale, the injection agent further can achieve dilation effect, and the purposes of reducing pressure and increasing yield are achieved finally.

The invention discloses sea-salt-granule scrub face wash and a preparation method thereof. The sea-salt-granule scrub face wash comprises the following raw material components: in parts by weight, 50-70 parts of sea salt, 6-12 parts of decyl glucoside, 4-12 parts of sodium cocoyl glycinate, 2-8 parts of propylene glycol, 2-8 parts of cocamidopropyl betaine, 1-9 parts of sucrose, 1-4 parts of sodium cocoyl isethionate, 1-5 parts of cocamide DEA, 1-4 parts of glycerin glucoside, 0.5-4 parts of sodium lauryl glycol carboxylate, 0.1-0.4 part of ceramide 2, 0.05-0.3 part of oligopeptide-1, 0.2-0.8part of polydimethylsiloxane and 0.1-0.6 part of DMDM hydantoin. The sea-salt-granule scrub face wash is mild and moist, and is capable of effectively controlling oil and removing acne, exfoliating, cleaning pores and removing mites, the traditional cleaning mode is broken through the sea salt granules, and massage and rubbing can be achieved through the sea salt granules.

The invention discloses a phenolic resin based solid acid, a preparation method and application thereof, belonging to the technical field of chemical synthesis. The preparation method is characterized by comprising the steps of: with phenolic resin as a raw material and isethionic acid with a mass ratio of 1:0.5-1:2 with the raw material as an active molecule, undergoing a condensation reaction for 2-32h at a temperature of 180-300 DEG C, after the reaction is ended, adding hot water with the temperature of above 80 DEG C in the product for washing, filtering to remove free acidic matters, and then drying in a drying oven with the temperature of 120 DEG C to obtain the phenolic resin based solid acid. The phenolic resin based solid acid prepared in the invention has the advantages of highheat stability, high acid value, good catalytic activity, capability of being repeated in use, and the like.

A disinfecting solution includes hydrogen peroxide at a concentration of from about 1.5% w / w to 8% w / w; at least one readily biodegradable anionic surfactant in a concentration of from about 10% w / w to about 25% w / w; at least one of salicylic acid and salts thereof, in a concentration of from about 1% w / w to about 8% w / w; at least one chelating agent in a concentration of from about 0.005% w / w to about 10% w / w; and at least one low-corrosive non-surfactant sulfonic acid selected from benzenesulfonic acid, benzene disulfonic acid, xylene sulfonic acid, toluene sulfonic acid, cumene sulfonic acid, sulfosalicylic acid, naphthalene mono- or di-sulfonic acid, methane sulfonic acid, and isethionic acid in a concentration of from about 1% w / w to about 15% w / w. The solution is free of acetic acid, furoic acid, phenylacetic acid, cationic surfactants, amphoteric surfactants, aromatic alcohols, halogen acids, phenols, peracid activators, bleaches, and (optionally) benzoic acid.

The invention discloses a process method and a composition for improving flowability of piperacedryl isethionate, and belongs to the field of pharmaceutical preparations. The method comprises the step of granulating pepericide isethionate and pharmaceutically acceptable auxiliary materials, the tap density of the obtained granules is 0.55-0.72 g / mL, and the angle of repose is smaller than or equal to 44 degrees. According to the process method disclosed by the invention, when the piperacipril isethionate composition is subjected to capsule filling, the particle fluidity is relatively good, and the prepared piperacipril isethionate capsule is uniform in content, good in stability and controllable in quality. The preparation method is convenient to operate, easy to master and adjust and good in production amplification controllability.

Embodiments of the present invention disclose an agricultural composition that is a field ready spray or a tank mix that includes at least one nitrogen containing isethionic acid salt, at least one agriculturally active ingredient, and at least one surfactant.

The invention belongs to the technical field of daily chemical products, and discloses bubble mousse type shampoo and a preparation method thereof. The shampoo comprises the following components in percentage by mass: 15 to 20 percent of sodium lauroyl sarcosinate, 2 to 5 percent of sodium cocoyl methyl taurine taurate, 0.05 to 1 percent of polyquaternium-52, 0.01 to 0.5 percent of guar gum hydroxypropyl trimethyl ammonium chloride, 2 to 5 percent of decyl glucoside, 0.1 to 1 percent of sodium cocoyl amino propionate and 0.5 to 1.5 percent of sodium cocoyl isethionate. The shampoo has low viscosity, is in a foam shape after being extruded through a foam pump head, can be directly used, does not need to be rubbed for foaming, is more convenient to use, has dense and fine foam, can penetrate into hair and make close contact with scalp, can achieve a better cleaning effect, and can achieve a better cleaning effect by using a smaller amount of the shampoo.

The invention provides a device for preparing taurine, and the device comprises a liquid storage unit which is used for storing a solution containing taurine alkali metal salt prepared by an ethylene oxide method, an ion exchange unit connected with the liquid storage unit and comprising an ion exchange resin column of which the bottom is provided with a first connector and a second connector, a hydroxyethanesulphonic acid pipeline with one end connected with the ion exchange unit through the first connector and the other end connected with the liquid storage unit and used for returning isethionic acid to the liquid storage unit, a taurine pipeline with one end connected with the ion exchange unit through the second connector and the other end connected with the taurine collection unit, and a taurine collecting unit configured to collect a taurine solution.