40 results about "Amino acid anion" patented technology

A hair treatment composition which comprises an aqueous solution or an aqueous dispersion of at least one quatenary ammonium salt (A) represented by the general formula (I), (2) or (3):whereinRa represents an organic group containing 6 to 32 carbon atoms,Rb and Rc are the same or different and each represents an organic group containing 1 to 32 carbon atoms,Rd represents an organic group containing 1 to 4 carbon atoms, andQ- represents an amoni acid anion; whereinX1 represents an ester group;R5 represents an alkyl, alkenyl or hydroxyalkyl group and R6 represents an alkylene, alkenylene or hydroxyalkylene group, the sum of carbon atoms contained in R5 and R6 being 6 to 32,R7 and R8 are the same or different and each represents a group of the formula R5-X1-R6-, an alkyl group containing 1 to 4 carbon atoms or a hydroxyalkyl group containing 2 to 4 carbon atoms,R9 represents an alkyl group containing 1 to 4 carbon atoms or a hydroxyalkyl group containing 2 to 4 carbon atoms, andQ- represents an amino acid anion; whereinX2 represents an amide group,R13 represents an alkyl, alkenyl or hydroxyalkyl group and R14 represents an alkylene, alkenylene or hydroxyalkylene group, the sum of carbon atoms contained in R13 and R14 being 6 to 32,R10 and R11 are the same or different and each represents a group of the formula R13-X2-R14-, a group of the formula R5~X1-R6-, an alkyl group containing 1 to 4 carbon atoms or a hydroxyalkyl group containing 2 to 4 carbon atoms,X1 represents an ester group, R5 represents an alkyl, alkenyl or hydroxyalkyl group and R6 represents an alkylene, alkenylene or hydroxyalkylene group, the sum of carbon atoms contained in R5 and R6 being 6 to 32,R12 represents an alkyl group containing 1 to 4 carbon atoms or a hydroxyalkyl group containing 2 to 4 carbon atoms, andQ- represents an amino acid anion is provided.

The invention discloses an electrolyte for a lithium battery. The electrolyte contains a pyridine ionic liquid, and the pyridine ionic liquid contains cations and anions; the cations are N-alkylpyridine; and the anions are one kind of the anions of a group consisting of halite ions, tetrafluoroboric acid anions, hexafluorophosphoric acid anions, bis(trifluoromethanesulphonyl)imine anions, lactic acid anions, p-methyl benzene sulfonate acid radical anions, acetyl sulfonyl imide anions, saccharin anions, amino acids anions, sulfuric acid ester anions, succinic acid diisooctyl ester sulfonate radical anions, 4,5-dimetridazloe anions, and 5-nitrotetrazolato anions. The electrolyte can change the reaction mechanism of the battery, improve the reduction rate of a cathode active material and the mass transfer rate of the electrolyte, and increase the electrical conductivity of the electrolyte, so the discharge voltage of the lithium battery is improved. Furthermore, the invention further discloses a preparation method for the electrolyte and the lithium battery containing the electrolyte.

The invention discloses an electrolyte for a lithium battery. The electrolyte contains a pyridine ionic liquid, and the pyridine ionic liquid contains cations and anions; the cations are N-alkylpyridine; the anions are one kind of the anions of a group consisting of aluminum tetrachloride acid radical ions, gallium tetrachloride acid radical ions, tetrafluoroboric acid anions, hexafluorophosphoric acid anions, bis(trifluoromethanesulphonyl)imine anions, lactic acid anions, p-methyl benzene sulfonate acid radical anions, acetyl sulfonyl imide anions, saccharin anions, amino acids anions, sulfuric acid ester anions, succinic acid diisooctyl ester sulfonate radical anions, 4,5-dimetridazloe anions, and 5-nitrotetrazolato anions. The electrolyte can inhabit increasement of a metal lithium surface passivatin layer (an SEI film) in the lithium battery, and can significantly improve storage performance of the battery. Furthermore, the invention further discloses a preparation method for the electrolyte and the lithium battery containing the electrolyte.

The invention relates to amino-acid dual-chain quaternary-amino carboxylate, a preparation method and application in microbicides thereof. The amino-acid dual-chain quaternary-amino carboxylate is composed of amino acid anions with negative charges and dual-chain amino cations or the amino acid anions with negative charges and dual-chain quaternary-amino cations excluding halogen elements. The amino-acid dual-chain quaternary-amino carboxylate has a general formula shown in the specification, wherein A-COO<-> represents protected amino acids; A represents different amino acid residue derivatives; R1 represents straight-chain or cyclic-chain substituents; R2 represents aryls which can be substituted by straight chains or cyclic chains or alkoxyls; and R1 and R2 can be the same or different, and the R1 or R2 can be H. New compounds with the general formula can be applied to the prevention and treatment of microbial infection and also applied to environmental disinfection.

The invention discloses a method for preparing a novel tropenol amino acid anionic chiral ionic liquid, an immobilization method thereof and methods for resolving racemic phenylalanine and tryptophan by using the same. The ionic liquid structure disclosed by the invention is represented by a general formula (I) as shown in the specification and is mainly characterized in that the ionic liquid and an inorganic salt solution are formed into aqueous two phases and enriched in the upper layer. The method for resolving the DL-phenylalanine comprises the steps of adding quantitative copper acetate and DL-phenylalanine to the ionic liquid, then adding the quantitative salt solution to form aqueous two phases, layering by centrifuging, enabling D-type phenylalanine to be enriched in the ionic liquid phase and L-type phenylalanine to be enriched in the solid phase. The formula (II) represents a silica-gel-immobilized ionic liquid structure disclosed by the invention. The method for resolving the DL-tryptophan and phenylalanine comprises the steps of enabling the ionic liquid to adsorb metal Cu2<+> to be saturated and to be used as filler of a column chromatography and firstly eluting D-configuration amino acids prior to L-configuration amino acids. Compared with the existing research, the novel tropenol amino acid anionic chiral ionic liquid disclosed by the invention is prominently characterized in that the ionic liquid structure having the formula (I) has strong capability in phase forming and can be used for resolution of water-soluble type DL-phenylalanine, an organic solvent is not needed and the effect is better.

Disclosed are topical antimicrobial compositions. The compositions are useful for disinfecting and treating microbial infections of the skin or mucosa of humans and animals. The antimicrobial compositions include a salt of amino acid anion and quaternary ammonium cation, comprising the general formula:

The invention discloses a lithium battery electrolyte comprising a quaternaries ionic liquid. The quaternaries ionic liquid comprises cations and anions. The cations are N-alkyl quaternary ammonium salts. The anions are one of halide salt ions, tetrafluoroborate anions, hexafluorophosphoric acid anions, bis (trifluoromethanesulfonyl) imide anions, lactic acid anions, methyl benzene sulfonate anions, acetyl imide anions, saccharin anions, amino acid anions, Sulfuric acid ester anions, succinic acid di-iso-octyl sulfonate anions, 4,5-dinitroimidazole anions, and 5-nitrotetrazolato anions. The quaternaries ionic liquid included in the electrolyte of the invention can be used as wide temperature battery catalyst, and enables the high temperature lithium battery to have consistent high performance discharge capability from normal temperature to high temperature. Meanwhile, the invention also discloses a lithium battery containing the electrolyte.

The invention relates to a thiazole amino acid salt type ionic liquid and a preparation method thereof. The ionic liquid has the structural general formula of A<+>B<->, wherein A<+> has a structural general formula containing R1, R2 and R3, and R1, R2 and R3 in the general formula comply to the following rules: (a) at least containing one carbon atom; and (b) at most containing 20 carbon atoms; and B<-> is one of amino acid anions. The preparation method comprises the following steps of: preparing a thiazole non-amino-acid-salt-type ionic liquid; converting the thiazole non-amino-acid-salt-type ionic liquid into a thiazole hydroxide type ionic liquid through anion exchange reaction; and performing neutralization reaction between amino acid and the thiazole hydroxide type ionic liquid to prepare the thiazole amino acid salt type ionic liquid. The thiazole amino acid salt type ionic liquid which has the advantages of environmental friendliness, diversity, strong dissolvability, biocompatibility and the like is a new generation of ionic liquid which is more environmentally friendly and greener and has wide application prospects in pharmaceutical chemistry, organic chemistry and industrial chemistry.

The invention discloses a method for capturing nitric oxide by using amino acid anion functional ionic liquid. According to the method, amino acid anion is enabled to act with the nitric oxide to efficiently absorb nitric oxide gas, the absorption pressure is 0.0001-0.2MPa, the absorption temperature is 20-100 DEG C, the absorption time is 0.1-20 hours, the absorbed nitric oxide is relatively easy to desorb, the desorption temperature is 60-120 DEG C, and the desorption time is 0.1-5 hours. As the amino acid anion functional ionic liquid is adopted to react with the nitric oxide to generate NONOates, the absorption efficiency of the nitric oxide is greatly improved, and 2.0moles of the nitric oxide can be captured by one mole of the ionic liquid at most.

The invention relates to hair shampoo with obvious color protection effects. The hair shampoo comprises, by weight of a composition, 9.0%-18% of fatty acyl protein-source amino acid anionic surfactants, 3.5%-10.5% of betaine derivative ampholytic surfactants, 1.0%-5.0% of optional compositions of imidazoline type quaternary ammonium salt color fixing conditioners and T-type polysiloxane modified quaternary ammonium salt color fixing conditioners, 0.5%-5.0% of natural oil color fixing brightening conditioners with C12-C14 fatty acid glyceride contents higher than 40% (w / w), 0.1%-5.0% of biocompatible solute protective agents and an appropriate quantity of citric acid. The pH (potential of hydrogen) of the hair shampoo is regulated by the citric acid and reaches 5.0-7.0. The hair shampoo hasthe advantages that the hair shampoo is mild, and damage to hair due to the hair shampoo can be prevented; the hair shampoo is beneficial to protecting colors of permed and dyed hair and brighteningthe permed and dyed hair; the hair shampoo is particularly applicable to cleaning and conditioning semi-permanent dyed hair or temporary dyed hair.

The invention relates to an ionic liquid catalyst for synthesizing bio-based polycarbonate and a method for synthesizing the bio-based polycarbonate. According to the invention, the anion of the ionicliquid catalyst is an amino acid anion, and the cation of the ionic liquid catalyst is any one selected from the group consisting of a quaternary ammonium cation, a quaternary phosphine cation, an imidazole cation, a pyridine cation and a piperidine cation. The amino acid ionic liquid catalyst disclosed by the invention has the advantages of environmental friendliness, biodegradability and low residue; furthermore, the catalyst disclosed by the invention is excellent in catalytic performance; compared with traditional catalysts such as an alkali metal salt, an alkaline earth metal salt, a quaternary ammonium salt, a quaternary phosphonium salt or the like, inter-molecular hydrogen bonds formed by ionic liquid and isosorbide can break intramolecular hydrogen bonds formed by internal hydroxyl groups of the isosorbide, and a ratio of the internal hydroxyl groups to the external hydroxyl groups of the activated isosorbide is smaller than 1, so the bio-based polycarbonate with good thermalstability (wherein Tg = 174 DEG C) and high molecular weight is synthesized.

The invention relates to an N-fatty acyl amino acid sodium surfactant and a preparation method thereof, belonging to the technical field of applied chemistry. The preparation method takes silkworm chrysalis as the synthetic raw material, and comprises steps of firstly smashing dried silkworm chrysalis, extracting and degreasing by utilizing a vegetable oil solvent, recycling the solvent so as to prepare pupa oil and degreased pupa powder; hydrolyzing the pupa oil so as to obtain silkworm chrysalis fatty acid, and carrying out reaction on the silkworm chrysalis fatty acid and thionyl chloride so as to generate fatty acyl chloride; carrying out high temperature high pressure acid hydrolysis on the degreased pupa powder so as to prepare a silkworm chrysalis amino acid mixed solution, purifying, then preparing the N-fatty acyl group amino acid sodium from the silkworm chrysalis mixed amino acid and fatty acyl chloride through a Schotten-Baumann synthetic method. The biodegradable amino acid anion surfactant synthesized by the method has excellent surface activity and strong decontamination, and can be widely used in shower gel, shampoo paste, facial cleanser, beard paste and the like.

The invention relates to a synthesis method of an amino acid quaternary amino carboxylate, and belongs to the technical field of compound synthesis. The synthesis method comprises: dissolving 1 mole of an alkali metal hydroxide in a volatile organic solvent with a temperature of 20-30 DEG C to obtain a solution A; dissolving 1 mole of double chain quaternary amino ammonium halide or single chain quaternary amino ammonium halide into a volatile organic solvent to obtain a solution B; mixing A and B, and removing insoluble substances to obtain a solution C; dissolving acetylated amino acid in a volatile organic solvent until the obtained solution contains 1 mole of the acetylated amino acid anions so as to obtain a solution D; and mixing C and D, and removing insoluble substances and the volatile organic solvents to obtain the product. According to the present invention, the synthesis steps are simplified, the organic reagents with characteristics of low toxicity, easy recovery and easy treatment are used, and the purity of the amino acid quaternary amino carboxylate is improved.

The invention provides a metal-nitrilotriacetic acid composite cathode material of a lithium battery and a preparation method. A metal-organogel composite material is synthesized by performing a complexation reaction on metal ions and nitrilotriacetic acid. In the cathode material, due to complexation of metals and an organic phase, double-amino acid anion dangling bonds are formed on the surfaceof the organic phase, so that compared with the traditional cathode lithium-ion intercalation, the double-anion dangling bonds are stronger in adsorption capacity, and the electron mobility inside a cathode material is greater than that of the traditional solid-phase cathode material such as graphite by two orders of magnitude. The metal-nitrilotriacetic acid composite cathode material has the advantage that the capacity and the charge and discharge performances of the battery can be greatly improved.

The invention discloses mild low-cost and self-thickening no-sulfate shampoo composition and a preparation method thereof. The composition is prepared from components in percentage by weight as follows: 20%-40% of an anionic surfactant, 5%-10% of an auxiliary surfactant, 0.1%-2% of a conditioning agent, 0.1%-0.5% of a pH regulator, 0.5%-1% of other components and the balance deionized water. Through screening of surfactants, a low-cost and mild anionic primary surfactant is selected, the problems of high cost and difficulty in thickening of no-sulfate shampoo composition taking an amino acid anionic surfactant as a main component are solved, and the mild low-cost and self-thickening no-sulfate shampoo composition makes hair fresh, fluffy and non-sticky, is more economical and has more benefits for scalp health.

The invention discloses a silver ion amino acid moisturizing and refreshing cleansing cream and a preparation method thereof. The silver ion amino acid moisturizing and refreshing cleansing cream is prepared from the following components: amino acid, an anionic surfactant, an emulsifier, auxiliary materials and the balance of water, the anionic surfactant is potassium cocoyl glycinate, the emulsifier is glyceryl stearate, PEG-100 stearate and cetostearyl alcohol polyether-25, and the auxiliary materials comprise the following components: a suspension stabilizer, a skin feeling agent, a humectant, a plant anti-allergic agent, a preservative and essence. Compared with the prior art, the cleansing cream is suitable for any skin, gently cleans skin dirt, effectively inhibits bacteria, reducesthe allergy rate, and recovers a clean and healthy state. The cleansing cream adopts a low-foam formula, is fine, smooth, warm and moist and is more skin-friendly; and the foam is less and fine, the skin is moistened, the skin is soothed and smooth while the face is cleaned, the face is not tight after being washed, is refreshing and clean and is moisturized and tender, and the cleansing cream better cares the face of a user.

The invention provides a technical method for capturing nitric oxide by using amino acid anionic functional ionic liquid and a regeneration method of the amino acid anionic functional ionic liquid. The method includes the following steps that the amino acid anionic functional ionic liquid serves as an absorbent; NO in flue gas is absorbed when the temperature is 20-60 DEG C and the NO volume concentration is 0.05-2%; through a flash evaporation method, regeneration of the ionic liquid and recovery of NO from the flue gas are achieved at the temperature of 80-120 DEG C and the pressure of 1-100kPa. NO can be rapidly and efficiently absorbed from the flue gas, the regeneration of the absorbent and resource utilization of NO are achieved, and meanwhile the functional ionic liquid adopted bythe method has the advantages of being free of toxicity and environmentally friendly and can effectively reduce the environmental pollution caused by the absorbent.

The invention relates to an ionic liquid catalyst for synthesizing bio-based polycarbonate and a method for synthesizing the bio-based polycarbonate. According to the invention, the anion of the ionicliquid catalyst is an amino acid anion, and the cation of the ionic liquid catalyst is any one selected from the group consisting of a quaternary ammonium cation, a quaternary phosphine cation, an imidazole cation, a pyridine cation and a piperidine cation. The amino acid ionic liquid catalyst disclosed by the invention has the advantages of environmental friendliness, biodegradability and low residue; furthermore, the catalyst disclosed by the invention is excellent in catalytic performance; compared with traditional catalysts such as an alkali metal salt, an alkaline earth metal salt, a quaternary ammonium salt, a quaternary phosphonium salt or the like, inter-molecular hydrogen bonds formed by ionic liquid and isosorbide can break intramolecular hydrogen bonds formed by internal hydroxyl groups of the isosorbide, and a ratio of the internal hydroxyl groups to the external hydroxyl groups of the activated isosorbide is smaller than 1, so the bio-based polycarbonate with good thermalstability (wherein Tg = 174 DEG C) and high molecular weight is synthesized.

The invention relates to a pharmaceutical composition containing carbetocin. The pharmaceutical composition is characterized by containing the following components in percentage by weight: 0.5-7% (1-5%) of carbetocin, 1-10% (4-6%) of a water soluble matrix material, 0.5-5% (1-2%) of an amino acid anionic surfactant, 0.1-5% (1-2%) of a wetting agent, and the balance of water. The pharmaceutical composition containing carbetocin can solve clinical differences caused by individual differences effectively by adopting the anionic surfactant, and the stability of the pharmaceutical composition is guaranteed while the pharmaceutical composition stimulates uterine contraction effectively and stably.

The invention relates to a method for preparing ferruginous cinnamon series metal organic matters in an ionic liquid, comprising the following steps: using mononuclear nitrogenous cation comprising alkyl imidazole, alkyl pyridine, etc. and a liquid ionic liquid comprising halogen anions and amino acid anions at room temperature as a solvent, and using ferric trichloride, cinnamyl alcohol and a series of compounds which are similar in structure to react in the solvent of the ionic liquid to prepare the novel metal organic matters. Compared with other methods, ferric trichloride used in the method has the characteristics of low price, low toxicity, relatively environmental-friendly property, and good stability of the prepared cinnamon series metal organic matters. The solvent has the characteristics of structure adjustability and repeatedly usable property, and is beneficial for environmental protection. The prepared cinnamon series metal organic matters have novelty and have a good application prospect.

The invention relates to hair shampoo with obvious color protection effects. The hair shampoo comprises, by weight of a composition, 9.0%-18% of fatty acyl protein-source amino acid anionic surfactants, 3.5%-10.5% of betaine derivative ampholytic surfactants, 1.0%-5.0% of optional compositions of imidazoline type quaternary ammonium salt color fixing conditioners and T-type polysiloxane modified quaternary ammonium salt color fixing conditioners, 0.5%-5.0% of natural oil color fixing brightening conditioners with C12-C14 fatty acid glyceride contents higher than 40% (w / w), 0.1%-5.0% of biocompatible solute protective agents and an appropriate quantity of citric acid. The pH (potential of hydrogen) of the hair shampoo is regulated by the citric acid and reaches 5.0-7.0. The hair shampoo hasthe advantages that the hair shampoo is mild, and damage to hair due to the hair shampoo can be prevented; the hair shampoo is beneficial to protecting colors of permed and dyed hair and brighteningthe permed and dyed hair; the hair shampoo is particularly applicable to cleaning and conditioning semi-permanent dyed hair or temporary dyed hair.

The invention relates to a chiral oxidation catalyst and a preparation method thereof, belonging to the technical field of catalyst synthesis. The chiral oxidation catalyst has a chemical composition general formula of [M<2+>1-xM<3+>x(OH)2]x+[(Glua-)b(CO3<2->)c]*mH2O. The preparation method comprises the following steps of: preparing a hydrotalcite precursor with interlayer anions of NO<3-> and the mol ratio of divalent and trivalent cations of a laminated plate: M<2+> / M<3+>=2 to 4; adjusting a pH value of alkali liquor to be 8-12, preparing to obtain a negatively charged amino acid anion solution with the concentration of 0.005-0.30 mol / L, adding to the hydrotalcite precursor with the interlayer anions of NO<3->, reacting while stirring at 20-60 DEG C for 12-48 h under the protection of N2, washing the product with CO2 water, fully washing with absolute ethyl alcohol water, centrifuging, recovering the solid product, drying at 30-50 DEG C in vacuum and adding the prepared intercalation amino acid hydrotalcite to 1-4 ml of dichloromethane solution; and then, adding a vanadium compound and stirring at 10-40 DEG C for 1-5 h to obtain a chiral oxidation catalyst. The invention has the advantages that the selectivity of reaction products is improved while a relatively high yield is kept.

Disclosed is an electrolyte for a lithium battery. The electrolyte contains a pyridinium ionic liquid, and the pyridinium ionic liquid contains cations and anions, wherein the cations are N-alkyl pyridines; and the anions are one of terachloroaluminate ions, tetrachlorogallate ions, tetrafluoroborate anions, hexafluorophosphate anions, bis(trifluoromethylsulfonyl)imide anions, lactate anions, p-toluene sulfonate anions, acetyl sulfonimide anions, saccharin anions, amino acid anions, sulphate anions, diisooctyl sulfosuccinate anions, 4,5-dinitroimidazole anions and 5-nitrotetrazole anions. The electrolyte of the present invention can effectively suppress the growth of a passivation layer (an SEI film) on the lithium metal surface in a lithium battery, thereby significantly improving the storage performance of the battery. Additionally, also disclosed are a preparation method for the electrolyte and a lithium battery containing the electrolyte.

The invention provides a metal-nitrilotriacetic acid composite cathode material of a lithium battery and a preparation method. A metal-organogel composite material is synthesized by performing a complexation reaction on metal ions and nitrilotriacetic acid. In the cathode material, due to complexation of metals and an organic phase, double-amino acid anion dangling bonds are formed on the surfaceof the organic phase, so that compared with the traditional cathode lithium-ion intercalation, the double-anion dangling bonds are stronger in adsorption capacity, and the electron mobility inside a cathode material is greater than that of the traditional solid-phase cathode material such as graphite by two orders of magnitude. The metal-nitrilotriacetic acid composite cathode material has the advantage that the capacity and the charge and discharge performances of the battery can be greatly improved.

The invention discloses a thickening composition of an amino acid surfactant and a preparation method of the thickening composition, and belongs to the field of fine chemical engineering. According to the invention, the relatively small nonionic surfactant N-alkyl pyrrolidone is utilized to effectively thicken the amino acid surfactant sodium lauroyl sarcosinate under the condition of not adding any polymer. In the aspect of developing personal cleansing products which do not contain sulfates or ethoxylates and contain natural amino acid anionic surfactants, the effect of improving the viscosity is fundamentally achieved, and N-alkyl pyrrolidone has good biocompatibility, degradability and mildness, and is small in skin irritation and low in toxicity, and the thickening composition has obvious thickening effect on amino acid surfactants, and can be widely applied to the fields of daily chemical products such as skin and hair cleaning compositions, cosmetics, personal care products and the like.

The present invention relates to conjugated molecules comprising a peptide derived from the CD4 receptor coupled to an organic molecule via a linker and a method for their preparation. The organic molecules include anionic polypeptides of 5 to 21 amino acids. The conjugated molecule can be used for antiviral therapy, that is, for the treatment of AIDS.

The invention provides a reinforced concrete anti-corrosive agent and a preparation method thereof. The preparation method comprises the following steps of: S1: dissolving monomer ionic liquid 1-vinyl-2-methyl-3-ethanamine-imidazolium cation amino acid anion salt into a first organic solvent to prepare solution with mass fraction of 5 to 20%, and after heating and warming with stirring to a temperature of 70 to 85 DEG C under the condition of 1,000 to 2,000 r / min, stabilizing for 5 to 10min and adding an initiator to form mixed solution; S2: dropwise adding divinyl benzene into the mixed solution obtained in the step S1, and after performing the reaction for 6 to 24h, stopping to obtain reaction liquid; S3: after cooling the reaction liquid obtained in the step S2 to the room temperature of 25 DEG C, carrying out vacuum filtration, placing a filter cake into a drying box to dry for 6 to 24h under the condition of 50 to 80 DEG C, and grinding the dried filter cake to obtain the anti-corrosive agent. The reinforced concrete anti-corrosive agent and the preparation method thereof, compared with the prior art, are simple and convenient in preparation process and easy in obtaining raw materials; the prepared anti-corrosive agent belongs to a high polymer material and is stable in property, green, environment-friendly and excellent in corrosion inhibition and anti-corrosion performance.