Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Hiro

478results about How to "Mild performance" patented technology

Biological fermentation day cream and preparation method thereof

ActiveCN103655437ADefensive damagePremature agingCosmetic preparationsToilet preparationsWrinkle skinFiltration
The invention relates to biological fermentation day cream and a preparation method thereof. The preparation method comprises the following steps: firstly, feeding cetearyl alcohol, natural jojoba oil, squalane, superfine titanium dioxide and vitamin E into an oil phase pot, heating to 75-80 DEG C, sufficiently stirring and uniformly dissolving; pouring all water into a water phase pot, subsequently slowly pouring glycerin and oligomerization maltose glucoside, adding hyaluronic acid, holding the temperature for half an hour after the raw materials are all dissolved; performing suction filtration on the oil phase in the oil phase pot into an emulsification pot, stirring, slowly homogenizing, and performing suction filtration on the water phase in the water phase pot into the emulsification pot; after completely sucking the material, rapidly homogenizing for 3 minutes, stopping homogenization, sequentially adding essences, an aloe extract and a composite fermented amino acid total effective nutrient liquid, uniformly stirring, completely adding the materials, continuously stirring for 30 minutes, cooling down and vacuuming through the whole process. Compared with the prior art, the day cream is gentle in property, has the functions of remedying, moisturizing and tightening skin and resisting wrinkles, at the same can prevent environment damage (such as ultraviolet ray and air pollution) to the skin, and can effectively prevent the skin from external pollution which can cause early aging of the skin.
Owner:钱臻

Conditioning shampoo composition free of sulfates and dioxan

The invention relates to a conditioning shampoo composition free of sulfates and dioxan. The conditioning shampoo composition is characterized in that the conditioning shampoo composition comprises 4.5%-15% of an amino acid type anionic surfactant and a thickening composition; the amino acid type anionic surfactant is one of a cocoyl alaninate, a lauroyl glutamate, a cocoyl glycinate, a lauroyl sarcosinate, a methyl cocoyl taurate or a mixture thereof; the above mentioned salts are potassium salts or sodium salts or triethanolamine salts; the thickening composition comprises 0.2-4.0% of glyceryl cocoate, 0.05%-1.00% of trihydroxystearin, 0.05-1.50% of polyhydroxystearic acid and 0.2-3.0% of an acrylic (acrylate) copolymer; and the above percentages are both weight percentages. The conditioning shampoo composition is advantageous in that the conditioning shampoo composition has a viscosity range of 3000-30000 cps and is shown as long flowing deformation; the conditioning shampoo composition can be poured out easily from a container; the conditioning shampoo composition is liable to spread on hair; foams of the conditioning shampoo composition are uniform and comfortable; the conditioning shampoo composition is free of the sulfates and the dioxan, and the conditioning shampoo composition has beneficial effects of safety and little irritation.
Owner:PROYA COSMETICS

Shower gel

The invention relates to a shower gel. The shower gel provided by the invention is prepared from green and safe surfactants, namely tea saponin and alkyl glycoside, safe and mild surfactants, namely lauramidopropylamine oxide, soap of potassium aliphatate and cationic guar gum, assistants, namely sucrose fatty acid ester (a foam stabilizing and thickening agent) and aloe extraction solution, and other safe assistants, such as ethylenediamine tetraacetic acid disodium salt, a preservative and deionized water. Compared with an existing shower gel product, the shower gel provided by the invention has the advantages of reasonable formula, very rich raw material sources, property of belonging to renewable resources and no toxic or side effects to human bodies, and the shower gel is green, ecological and environment-friendly, and can relieve dry and tight feeling of skin, effectively inhibit itching, nourish and moisturize the skin, enable the skin to be tender, smooth and elastic by long-term use, realize the effects of sterilizing, inhibiting bacteria, diminishing inflammation and relieving itching and realize an auxiliary treatment effect on rash and prickly heat.
Owner:安徽优琦润健康科技有限公司

Foaming agent for shield

The invention discloses a foaming agent for a shield. The foaming agent contains the components in percentage by weight: 1.0-10.0% of alpha-olefin sulfonate (AOS), 1.0-8.0% of sodium fatty alcohol -polyoxyethyleneether sulfate (AES), 1.0-6.0% of ammonium lauryl sulfate (K12 ammonium), 1.0-6.0% of cocoanut fatty acid diethanolamide (6501), 1.0-5.0% of dodecyl dimethyl betaine (BS-12), 0.005-0.1% of fluorocarbon surfactant (FS), 0.2-5.0% of sodium nitrilo triacetate (A92R), 0.2-5.0% of ethylene diamine tetraacetic acid disodium salt (EDTA) and the balance of water. The foaming agent for the shield provided by the invention realizes high multiple foaming rate, long foam stabilizing time, nontoxicity and innocuity and is an environment friendly biodegradable product which does not contain phosphorus.
Owner:GUANGZHOU TAISHENG BIOTECH

Alkaline cleaning agent and bactericide applicable to ultra-filtration membranes or reverse osmosis membranes

The invention discloses an alkaline cleaning agent and a bactericide applicable to ultra-filtration membranes or reverse osmosis membranes. The alkaline cleaning agent comprises 5-10% of sodium hydroxide, 2-5% of polyphosphate, 0.5-2% of anionic surfactants, 5-10% of permeating agents, 20-30% of chelating agents, 2-5% of dispersing agents, 5-10% of stripping agents and the balance water. The alkaline cleaning agent and special reverse osmosis bactericides are mixed with one another to obtain the bactericide. The bactericide comprises 2-3% of the alkaline cleaning agent, 0.1-0.5% of the special reverse osmosis bactericides and the balance water. The alkaline cleaning agent and the bactericide have the advantages that the cleaning agent is excellent in cleaning performance, is in a compound type formula and is little in environmental pollution; the alkaline cleaning agent and the bactericide are not single basic chemical raw materials, accordingly, good cleaning effects can be realized, and the alkaline cleaning agent and the bactericide are suitable for diversified pollutants and low in application amount.
Owner:常州联江环保科技有限公司

Subacidity skin-moistening synthetic toilet soap

The invention discloses a skin-moistening synthesis toilet soap with weak acidic, comprising the components according to weight proportion: 40-60 shares of coconut acyloxyethanesulfonate, 5-10 shares of coconut acid, 5-20 shares of sodium dodecyl sulfate, 0.2-3 shares of glycerol, 0.5-4 shares of softening agent SG, 0.1-0.4 shares of chelating agent, 10-35 shares of filling agent and 1-5shares of deionized water. The pH value of the toilet soap is between 4.5 and 6.5, and is close to the weak acidic environment of human body. Therefore, the invention has little degreasing ability, mild property and can avoid the stimulation to skin when in washing.
Owner:SHANGHAI SOAP FACTORY

Mite-removing pet shampoo

The invention relates to a mite-removing pet shampoo, wherein the main active components comprise, by weight: 10 to 20 portions of main surfactant, 0.2 to 2 portions of cationic surfactant, 0.2 to 5 portions of emulsified silicone oil, 0.1 to 0.5 portion of miticides, 0.5 to 5 portions of thickening agent. The mite-removing pet shampoo of the present invention can wash out smudginess of pet hair and effectively remove the mites.
Owner:BEIJING REWARD HOME CARE CHEM

Insecticide for sewage treatment

A bactericide for sewage treatment contains isothiazolinone, dodecyl dimethyl benzyl and citric acid. It has better water quality and is non-toxic. It can be used for long time storage.
Owner:SHANGHAI WANSEN WATER TREATMENT CO LTD

Bathing liquid composition and its preparing method

InactiveCN1682690AHygroscopic and moisturizingLow priceMedical preparations
The present invention is a kind of bathing liquid composition containing chitosan and its preparation process. The bathing liquid composition is prepared with less apparatus and in a simple process. The bathing liquid composition has mild performance, rich foam, capacity of making skin smooth and moist, and the effects of sterilizing, stopping itch, resisting allergy, promoting metabolism and strengthening body's activity.
Owner:黄恒燊

Step-by-step pre-lithiation method of lithium-ion battery negative plate

The invention discloses a step-by-step pre-lithiation method of a lithium-ion battery negative plate. The method comprises the following steps that at least three pre-lithiation units including a first pre-lithiation unit, a second pre-lithiation unit and a last pre-lithiation unit are provided, wherein each pre-lithiation unit comprises an electrolyte solution containing lithium salts and a charging module used for forming and charging the lithium-ion battery negative plate; and the lithium-ion battery negative plate is sequentially introduced into the first pre-lithiation unit, the second pre-lithiation unit and finally the last pre-lithiation unit, and is sequentially immersed into the electrolyte solutions containing in the pre-lithiation units for infiltration treatment and is subjected to charging treatment through the charging modules. According to the step-by-step pre-lithiation method for the lithium-ion battery negative plate, step-by-step pre-lithiation is realized, and theuniform lithium supplement and the accurate lithium supplement to the lithium-ion battery negative plate are realized.
Owner:SPRINGPOWER TECHNOLOGY (SHENZHEN) CO LTD +1

Application of alkannin serving as dye

The invention relates to application of alkannin serving as a dye, which comprises the following steps of: (1) extracting the alkannin from lithospermum; and (2) printing and dyeing the alkannin on atextile for dyeing. Compared with the prior art, the application uses the alkannin extracted from natural lithospermum as the dye to print and dye the textile, has an environmentally-friendly extraction process, and prevents the wide use of organic solvents with large hazard; and the extracted alkannin is natural and nontoxic, has mild performance, has the effects of clearing heat and releasing toxin, is environmentally-friendly and natural, is favorable for health, and can be taken as a purple dye to be widely applied in the garment sector.
Owner:SHANGHAI CITY CHANGNING DISTRICT JUNIOR SCI &TECH GUIDANCE STATION +2

Clear and stable detergent containing high-concentration soapberry extract

The invention discloses a clear and stable detergent containing a high-concentration soapberry extract. The detergent comprises a thickening composition comprising the following components: 0.05wt%-1.0wt% of cationic cellulose JR-400, 2wt%-4wt% of PEG-150 distearate and 1.0wt%-5.0wt% of polyglycerol-10. The high-concentration soapberry extract contains a large amount of high-purity saponin which is a non-ionic surfactant, when the large amount of saponin is added in the detergent, the detergent is difficult to be thickened; the compounded thickening composition is added into the detergent, the product is moderate in thickness, the detergent is thickened and meanwhile, the detergent maintains clear; the thickness of the detergent basically remains unchanged and the detergent is stable in performance; the detergent without the thickening composition is difficult to be thickened and the phenomena of precipitation, discoloration, turbidity and the like are easily caused during the thickening process.
Owner:FUJIAN PROV LIGHT IND INST

Shampoo composition

The invention relates to the field of daily chemicals and in particular relates to a shampoo composition. The shampoo composition comprises the following components: imidazoline surfactants, amino acid surfactants, cation quaternary fructooligosaccharides, plant amino acids and water. The weight of the imidazoline surfactants accounts for 0.01% to 10% of the total weight of the shampoo composition, the weight of the amino acid surfactants accounts for 0.01% to 10% of the total weight of the shampoo composition, the weight of the cation quaternary fructooligosaccharides accounts for 0.01% to 5% of the total weight of the shampoo composition, and the weight of the plant amino acids accounts for 0.01% to 5% of the total weight of the shampoo composition. The shampoo composition further comprises surfactants, non-volatile siloxane, cation polymers, suspension stabilizers, additives and optionally anti-dandruff and antipruritic agents. The shampoo composition causes less irritation to the scalp and enhances conditioning property of the scalp.
Owner:纳爱斯丽水日化有限公司

Neutral fancy soap for moistening skin

A neutral skin-moistening toilet soap is proportionally prepared from anionic surfactant, ampholytic surfactant, fatty acid, titanium white powder, chelating agent, and deionized water. Its advantages are low irritation to skin, high foaming power and good biodegradability.
Owner:克劳丽化妆品股份有限公司

Skin cleaning foam and preparation method thereof

The invention discloses skin cleaning foam which comprises the following components in percentage by mass: 0.5-50 percent of lauryl alcohol ether phosphate ammonium salt, 0-30 percent of lauryl alcohol ether phosphate potassium salt, 0-40 percent of amino acid surfactant, 0-50 percent of amphoteric ion surfactant, 0-30 percent of non-ionic surfactant, 50-95 percent of water and additive. The preparation method of the skin cleaning foam comprises the following steps of: completely dissolving potassium hydroxide into water; adding lauryl alcohol ether phosphate and triethanolamine; improving the temperature and preserving the heat until the system is transparent; adding the amino acid surfactant, the amphoteric ion surfactant and the non-ionic surfactant and uniformly stirring; and reducing the temperature, adding the additive and uniformly stirring to obtain the skin cleaning foam. According to the skin cleaning foam and the preparation method thereof disclosed by the invention, due to the adoption of a mode, the skin cleaning foam is abundant during use and has comfortable skin feeling after washing; the residue of the surfactants on the surface of the skin is little, so that the stimulus to the skin is avoided; and the skin cleaning foam is suitable for cleaning a whole body, is convenient for use and time-saving and water-saving.
Owner:克劳丽化妆品股份有限公司

Biological fermentation hair shampoo and preparation method thereof

The invention relates to biological fermentation hair shampoo and a preparation method thereof. The hair shampoo is prepared from the following raw materials in percentage by weight: 10-15% of composite fermented amino acid total effective nutrient solution, 0.2-0.3% of guar gum, 0.11-0.13% of citric acid, 11-14% of fatty alcohol-polyoxyethylene ether (AES), 2-3% of oligomerization maltose glucoside, 3-5 parts of coconut oil glycollic amide, 0.4-0.6% of climbazole, 6-8 parts of coconut oil amide propyl group glycine betaine, 0.15-0.3% of essence and the balance of pure water, wherein the components are homogenized and mixed step by step, react at controlled temperature and are subsequently cooled down so as to obtain the biological fermentation hair shampoo ultimately. Compared with the prior art, the bath cream has the advantages that the pure natural fermented composite fermented amino acid total effective nutrient solution is used as a hair conditioner raw material, so that the hair shampoo is gentle in property and high in degreasing capability, dirt on hair can be rapidly cleaned because of rich bubble, but the grease is not excessively removed, the metabolism of hair is prompted, the hair is smooth, meek, glossy and elastic after being washed with the hair shampoo, and scurf can be cleaned away.
Owner:钱臻

Environment-friendly automobile cleaning and glazing agent

The invention belongs to the field of an automobile nursing material, and discloses a multifunctional glazing agent which integrates automobile cleaning, waxing with glazing for cleaning the automobile, aiming at solving the detect that the existing automobile cleaning agent is single in function, is hard to degrade ingredients, can badly injure the human skin, is large in pollution environment, is time-wasting and labor-wasting during cleaning, and is high in water consumption. The glazing agent comprises the components based on parts by weight: 3-10 parts of saponin extracting solution, 5-8parts of methyl silicone oil, 10-30 parts of palm wax, 4-10 parts of emulsifying agent and 40-80 parts of water. The glazing agent integrates the decontaminating function, the waxing function with the glazing function, is good in decontaminating, waxing and glazing effects, is temperate in performance, is easy to degrade the ingredients, is environment-friendly, is small in water consumption during using, is anti-static, and can protect the skin.
Owner:杭州欧德商务咨询有限公司

Low-temperature oily sludge demulsifier and preparation method thereof

The invention discloses a low-temperature oily sludge demulsifier and a preparation method thereof. The low-temperature oily sludge demulsifier comprises the following components in parts by weight: 5 to 23 parts of N-acyl-N-methyl glucamine, 4 to 19 parts of alkyl polyoxyethylene ether, 1 to 5 parts of an inorganic salt, and 53 to 90 parts of water. The preparation method comprises the following steps: uniformly mixing N-acyl-N-methyl glucamine, the alkyl polyoxyethylene ether, the inorganic salt and the water to obtain the low-temperature oily sludge demulsifier. The demulsifier is good in low-temperature demulsification effect, wide in using temperature range and high in oil recovery rate, and has the advantages of low production cost, environment friendliness, simple and convenient preparation method, wide application range and the like. The oily sludge demulsifier disclosed by the invention can be applied to harmless treatment of oily sludge, floating slag and active sludge at the bottom of a tank, and can also be applied to the treatment of various types of oil-containing sludge generated in oil exploitation and by storage and transport enterprises.
Owner:CHINA PETROLEUM & CHEM CORP +1

Sunscreen cream rich in grape seed oil and procyanidine

The invention relates to the technical field of cosmetics, in particular to a sunscreen cream rich in grape seed oil and procyanidine. The sunscreen cream mainly takes the natural wine brewing by-product grape seeds as raw materials to extract procyanidine therein as a sunscreen agent. At the same time, extracted grape seed oil is taken as part of an oil phase to develop the novel whitening and anti-aging sunscreen cream. According to a technical scheme adopted by the invention, the sunscreen cream is composed of the following raw materials by weight: 2.0-3.0 parts of grape seed oil, 0.5-1.0 part of white vaseline, 1.0- 1.5 parts of lanolin, 2.0-3.0 parts of stearic acid, 1.0-1.5 parts of hexadecanol, 1.0-1.5 parts of octadecanol, 1.0-2.0 parts of Tween-80, 0.25-1.0 part of glycerol monostearate, 4.7-5.2 parts of glycerol, 0.01-0.05 part of a 18% sodium hydroxide solution, 0.05-1.0 part of disodium EDTA, 0.05-0.1 part of hydroxybenzoic acid methyl ester, 0.05-0.1 part of hydroxybenzoic acid propyl ester, 0.05-0.2 part of procyanidine, and the balance deionized water.
Owner:内蒙古阳光田宇葡萄酿酒有限公司

Peach gum mask, and preparation method and application thereof

The invention provides a peach gum mask, and a preparation method and application thereof. The peach gum mask comprises the following raw materials by weight: 20 to 60% of peach gum, 15 to 35% of bean dregs, 2 to 7% of Ligusticum wallichii, 2 to 7% of turmeric, 1 to 5% of catechu, 1 to 5% of Sophora flavescens, 1 to 5% of common cnidium fruit, 1 to 3% of Ampelopsis japonica, 1 to 5% of red sage root, 2 to 3% of Chinese angelica and 1 to 3% of Japanese eupatorium. The peach gum mask provided by the invention has the characteristics of substantial usage efficacy, mild performance, no irritation and no side-effect, can be added into other daily cosmetics and has wide application value; and the preparation method is simple in process, low in cost, safe and environment-friendly and high economic value and social benefits.
Owner:广州澳莱娜生物科技有限公司

Cooling liquid for optical processing and preparation method of cooling liquid

The invention relates to cooling liquid for optical processing. The cooling liquid consists of the following ingredients in percentage by weight: 10 percent to 20 percent of surfactants, 5 percent to 20 percent of lubricants, 0.5 percent to 3 percent of anti-rusting agents, 3 percent to 8 percent of pH value conditioning agents, 0.05 percent to 0.5 percent of sterilizing agents, 0.05 to 0.5 percent of defoaming agents and the balance distilled water. The cooling liquid for optical processing has the advantages that glass chip separation performance and settleability are excellent, the environmental adaptation is wider, the stability is batter, the foaming is low, the rinsing is easy, the wettability is good, no damage is generated on the glass surface, no phosphorus element is contained, no peculiar smell, no poison or no corrosivity is generated, safety and reliability are realized, combustion and explosion are avoided, the environment is not polluted, the use cost is low, and the transportation and the storage are convenient.
Owner:SHENZHEN FISHER NEW MATERIALS CO LTD

Preparation method of bean dreg whitening powdery mask and mask cream

The invention discloses a preparation method of a bean dreg whitening powdery mask and mask cream. The bean dreg whitening powdery mask and the mask cream are prepared from fresh wet bean dregs serving as a raw material by drying, smashing, preparing a mask, sterilizing and packaging. The bean dreg whitening powdery mask and the mask cream are purely natural and environment-friendly, have mild properties, are free from irritation and side effects, can be used for completely clearing dead skin cells, have cleaning and whitening effects, and make the skin look cleaner, tender, smooth, white andtransparent.
Owner:MEIAISI COSMETICS SUZHOU

Moisturizing and repairing cosmetic composition as well as preparation method and application thereof

InactiveCN109498487AAntisepticImproves formula moisturizing effectCosmetic preparationsToilet preparationsSide effectBetaine
The invention discloses a moisturizing and repairing cosmetic composition as well as a preparation method and application thereof. The moisturizing and repairing cosmetic composition is prepared fromthe following components by weight percent: 0.1-1% of carbomer, 1-10% of propylene glycol, 1-10% of glycerol, 1-8% of betaine, 0.1-1% of sodium hyaluronate, 1-10% of xylitol, 1-20% of a yeast fermentation extract, 2-20% of a grape seed extract, 0.1-1% of triethanolamine, 1-8% of dextran, 0.05-0.5% of allantoin, 0.1-5% of panthenol, 0.1-1% of 1, 2-hexanediol, 0.01-0.1% of octanoyl hydroxamic acid,0.01-0.5% of ethylhexyl glycerol and the balance of water. The moisturizing and repairing cosmetic composition has the characteristics of being remarkable in use efficacy, mild in performance, and free from irritation and side effects, can effectively remove excess free radicals in a human body, promotes blood circulation, eliminates local edema and congestion by regulating facial microcirculationand metabolic balance, can effectively eliminate couperose skin, enables the skin to be in an activated state, improves skin immunity and regeneration physiological activity, and improves skin elasticity.
Owner:广州伽德中医药科技有限公司

Cleaning solution and preparation method thereof

The invention discloses a cleaning solution and a preparation method thereof. The cleaning solution comprises the following components in parts by weight: 2-8 parts of sodium alkyl benzene sulfonate, 1-5 parts of sodium silicate, 0.5-1 part of nipagin, 0.5-1 part of dimethicone, 0.5-2 parts of cyclohexane, 20-30 parts of alcohol, 60-70 parts of isopropanol and 30-40 parts of deionized water. The preparation method comprises the steps: heating the deionized water to 70-80 DEG C, then adding sodium alkyl benzene sulfonate, nipagin, sodium silicate, and dimethicone, uniformly stirring, cooling and homogenizing, adding cyclohexane, alcohol and isopropanol after cooling to room temperature, and uniformly stirring to obtain the cleaning solution. The cleaning solution provided by the invention is environment-friendly and pollution-free, is capable of well preventing corrosion and bacteria, and is mild in performance and suitable for popularization and use.
Owner:NANTONG SUTONG SEPARATION ENG & TECH

Oil sludge demulsifier and oil sludge resourceful treatment process

The invention discloses an oil sludge demulsifier and an oil sludge resourceful treatment process. The oil sludge demulsifier comprises the following components in parts by weight: 5-30 parts of fatty acid methyl ester sulfonate, 2-10 parts of alkyl polyglucoside, 0.5-2 parts of a green accessory ingredient and 58-92 parts of water. The oil sludge resourceful treatment process comprises the following steps: enabling oily sludge in a raw material storage sludge tank to enter a sludge mixing tank; adding the oil sludge demulsifier for demulsification treatment; enabling demulsified oily sludge to enter a stacked spiral type sludge dewatering machine for solid-liquid separation to obtain a filter liquor and a sludge cake; enabling the filter liquor to enter a gas-liquid mixing tank to be mixed with air; enabling the mixture to enter a separation tank for three-phase separation of oil, water and sludge. The oil sludge resourceful treatment process can reduce the moisture content of oily sludge from 80-98% to about 50%, can further recycle most crude oil in oily sludge, and greatly reduces the difficulty of sludge follow-up treatment. By combining the oil sludge demulsifier with the oil sludge demulsification process, the moisture content of oil sludge can be reduced from 80-98% to about 50%, most crude oil in oil sludge can be further recycled, and the difficulty of sludge follow-up treatment is greatly reduced.
Owner:CHINA PETROLEUM & CHEM CORP +1

Aloe and momordica grosvenori compound capsule with oxidation prevention function

The invention discloses an aloe and momordica grosvenori compound capsule with an oxidation prevention function. The compound capsule comprises the following components in dry basis percentage by weight: original color whole leaf aloe freeze drying powder 10-15, momordica grosvenori extractive 8-12, corn starch 40-50, maltodextrin 20-25, and microcrystalline cellulose 10-15; in 100 g end product, the active ingredients are: mogroside V more than 4,000 mg, O-acetyl more than 1,000 mg; the weight of each capsule is 0.3 g; daily amount is 2-3 times, 1-2 capsules each time. In the product, the original color whole leaf aloe freeze drying powder and the momordica grosvenori extractive support each other to achieve synergism, so as to increase the oxidation prevention function of the product; the proportioning is simple, the use is convenient, and test run of the sample is carried out.
Owner:GUILIN UNIV OF ELECTRONIC TECH

Clothes degreasing agent

The present invention is clothing deoiling agent as one daily chemical product. It may be used to eliminate various animal and plant oily dirt in clothing fiber. It is prepared with water, detergent, surfactant and other material in certain proportion and through chemical combination in certain sequence at 50-55 deg.c.
Owner:刘荣虎 +2

Catalyst system for synthesis of diphenyl carbonate by ester exchange reaction

This invention relates to a catalyst system used for synthesizing diphenyl carbonate in the ester exchange reaction. Said catalyst system comprises primary cyclopentadienyl compound of IVB family metal, and it can be dicyclopentadiene compound, or single cyclopentadienyl compound, or their homologue. The catalyst has high selective and active, making the selective reach to 98%; besides, the catalyst system can be exist stably in air; the catalyst is homogeneous phase in reaction condition, and can be recovered, so it can be widely used in producing diphenyl carbonate.
Owner:CHENGDU ORGANIC CHEM CO LTD CHINESE ACAD OF SCI +1
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products