74 results about "Undecenoic acid" patented technology

A composition and a method of use for reducing malsensory agents comprising a component selected from the group consisting of fragrances, flavors, unfragranced carriers and mixtures thereof, with undecylenic acid and/or a derivative thereof, in an amount effective to reduce the malsensory agents and allow release of the component from the composition.

Personal care composition comprising at least one hair growth regulating compound selected from the group consisting of glyceryl dilaurate, apigenin, tetrahydrocurcumin, oleanolic acid, azelaic acid, sulforaphane, canavanine, pyridoxal 5-phosphate, phytic acid, tannic acid, grape seed extract, NG-nitro-L-arginine-methyl ester, benzamidine, sodium butyrate, betulinic acid, polyornithine, polyarginine, fisetin, jasmonates, methyl-jasmonate, cis-jasmone, caffeic acid phenethyl ester, delphinidin, ethyl abietate, esculetin, sorbic acid methyl ester, canaline, N-formyl-methionine, N-formyl-alanine, taurine, palmitoyl carnitine, undecanol, undecylenic acid, rutin, fusidic acid, phenyl pyruvic acid, L-isoleucine, phenyl glycine, silibinin, silymarin, L-ascorbic acid-6-palmitate, N-undecylenoyl-L-phenylalanine, and salts, derivatives and mixtures of any of the foregoing; and a dermatologically-acceptable carrier.

This invention relates to a method of treating otitis externa, and in particular otitis externa of fungal etiology, using topical medication, including antifungal agents such as, for example fluconazole, voriconazole, itraconazole, clotrimazole, amphotericin B, caspofungin (Cancidas®), micafungin (Mycamine®), terbinafine, naftifine, butenafine, amorolfine, ravuconazole, posaconazole, flucytosine, econazole, enilaconazole, miconazole, oxiconazole, saperconazole, sulconazole, terconazole, tioconazole, nikkomycin Z, anidulafungin (LY303366), nystatin, pimaricin, griseofulvin, ciclopirox, haloprogin, tolnaftate, and undecylenate.

The invention relates to a process for producing nylon 11 resin by utilizing castor oil, in particular to a method for preparing 11-aminoundecanoic acid by utilizing 10-undecenoic acid. The method comprises the following steps: proportioning 10-undecenoic acid, methylbenzene and benzene to prepare a raw material solution, and generating 11-bromoundecanoic acid by virtue of the additive reaction of the raw material solution with hydrogen bromide in a double-kettle reaction device in the presence of catalyst; ammonolyzing the 11-bromoundecanoic acid by virtue of three different processing ways without the crystallization; adding a phase-transfer catalyst in the ammonolysis reaction to accelerate the ammonolysis reaction; carrying out vacuum filtering after the ammonolysis reaction is completed, wherein a filter cake is a 11-aminoundecanoic acid crude product; adding the crude product into the deionized water, dissolving the crude product by heating the crude product, cooling and crystallizing the crude product, and filtering the crude product to obtain the refined 11-aminoundecanoic acid product.

The present invention provides a pharmaceutical agent having high safety and a neurotrophic factor-like activity, which contains, as an active ingredient, any one compound included in fatty acids each having 8 carbon atoms (C8) or having 10 carbon atoms (C10) to 12 carbon atoms (C12) or fatty acid esters thereof, such as 3,7-dimethyloctanoic acid ethyl ester, geranic acid ethyl ester, and the like, each of which has 8 carbon atoms (C8), decanoic acid methyl ester, trans-2-decenoic acid, trans-2-decenoic acid methyl ester, trans-2-decenoic acid ethyl ester, trans-2-decenoic acid-2-decenyl ester, trans-2-decenoic acid cyclohexyl ester, trans-2-decenoic acid isopropyl ester, trans-3-decenoic acid methyl ester, trans-9-decenoic acid methyl ester, and the like, each of which has 10 carbon atoms (C10), trans-10-undecenoic acid methyl ester, trans-10-undecenoic acid ethyl ester, and the like, each of which has 11 carbon atoms (C11), and dodecanoic acid, and the like, each of which has 12 carbon atoms (C12), or salts thereof or prodrugs thereof.

This invention relates to a method of treating otitis externa using a topical combination medication, including one or more antifungal agent such as, for example fluconazole, voriconazole, itraconazole, clotrimazole, amphotericin B, caspofungin, micafungin, terbinafine, naftifine, butenafine, amorolfine, ravuconazole, posaconazole, flucytosine, econazole, enilaconazole, miconazole, oxiconazole, saperconazole, sulconazole, terconazole, tioconazole, nikkomycin Z, anidulafungin (LY303366), nystatin, pimaricin, griseofulvin, ciclopirox, haloprogin, tolnaftate, and undecylenate and one or more antibacterial agent such as neomycin sulfate, polymyxin B sulfate, colistin sulfate, gentamycin, tobramycin, chloramphenicol, Ciprofloxacin, Ofloxacin, a penicillin compound, a cephalosporin compound, a macrolide compound, a fluoroquinolone compound, streptomycin, or kanamycin.

The invention provides an antibacterial mite-proofing finishing agent and a preparation method thereof. The finishing agent is prepared from antibacterial mite-proofing microcapsules, a dispersing agent, an emulsifying agent, an adhesive, a crosslinking agent and water, wherein the core of each antibacterial mite-proofing microcapsule comprises neem oil, glyceryl undecylenate and base oil. The preparation method comprises the following steps: mixing the antibacterial mite-proofing microcapsules, emulsifying agent, adhesive, crosslinking agent and water; and uniformly stirring and mixing under 1000-1500rpm. According to the antibacterial mite-proofing microcapsules prepared by mixing the antibacterial mite-proofing finishing agent, the durability of the antibacterial mite-proofing effect can be improved, the anti-weather stability of azadirachtin and glyceryl undecylenate can be guaranteed, and the antibacterial mite-proofing effect is ensured; and the antibacterial mite-proofing finishing agent is prevented from directly contacting human skin, and the safety level is promoted.

The invention discloses preservative-free skin moisturizer composition and a preparation method thereof. The skin moisturizer composition is prepared from components in percentage by weight as follows: 10%-40% of oily substances, 1%-5% of an emulsifier, 0.1%-5% of a thickener, 1%-15% of polyols, 0.01%-0.2% of sodium hyaluronate, 0.1%-3% of glucan, 0.05%-0.3% of allantoin, 0.1%-1% of glycerol caprylate, 0.1%-2% of undecynol glyceride, 0.01%-0.2% of disodium EDTA (ethylene diamine tetraacetic acid), 0.1%-5% of a plant composition extract, 0.01%-1% of lactic acid, 0.01%-0.5% of essence and the balance of water. The prepared skin moisturizer has a good moisturizing effect, does not contain any preservative regulated in Safety and Technical Standards for Cosmetics (2015) and has small irritation and is safer to a human body.

A method for preparing polyester through using 10-hendecenoic acid and vanillic acid is characterized in that bulk polymerization is realized with vegetable oil based unsaturated fatty acid and vanillic acid as raw materials and n-butyl titanate as a catalyst under high-temperature high-vacuum conditions, and comprises the following steps: 1, preparing 11-(3-hydroxypropylmercapto)-undecenyl-1-ol from 10-hendecenoic acid; 2, preparing dimethyl vanillate from methyl vanillate; and 3, preparing degradable polyester from 11-(3-hydroxypropylmercapto)-undecenyl-1-ol and dimethyl vanillate. The method has the advantages of wide sources and low prices of the raw materials, regenerability and low production cost; the synthetic technology of polyester has the advantages of simplicity, easy operation, environmental protection, high yield, and benefiting for the industrialized production; and the prepared polyester material has the advantages of good thermal stability, adjustable performances, easy realization of the structural and functional diversification, realization of the performances comparable to the petroleum raw material based polyester, and possible large-scale production.

Water-soluble and water dispersible undecylenic amido propyl dimethyl hydroxyl ethoxy ethyl ammonium undecylenate compounds of formula I having anti-dandruff, preservative and sunscreen activity wherein R1, R2 are from C1-C6 carbon atoms, R3 is undecylenic acid, amino group is selected from dimethyl amino propyl amine. Personal care compositions comprising compounds of formula I

A personal product antimicrobial preservative composition for preservation of topical personal care formulations is provided comprising [A] one or more undecylenic acid derivatives depicted by Formula (I),

[B] one or more octanoic acid derivatives depicted by Formula (II),

and [C] 2-phenoxy ethanol or 2-ethyl hexyl glyceryl ether or mixture of these two ‘liquid alcohol ethers’; wherein, each of the two components [A] and [B] is present in the range of 5 to 20% by weight and together [A] and [B] constitute 10 to 30% by weight and the ‘liquid alcohol ether’, component [C], is present 70 to 90% by weight of the total preservative composition. A method for preserving personal care product from microbial attack is provided containing an aqueous phase comprising three component composition from about 0.5 to 2.5% by weight of the total personal care formulation.

The photocatalytic action of titanium dioxide and the anti-odor activity of undecylenic acid or its compounds are combined in an atmospheric scrubbing or renewal system. The invention consists in placing a filter impregnated with these two substances and exposed to a natural or artificial source of ultraviolet radiation in the path of the air.

The present invention relates to a series of crosslinked silicone polymers that by virtue of the nature of the dimol alcohol undecylenic acid ester based crosslinker, have unique solubility and properties. These include improved tolerance for oily materials and improved skin feel. These polymers find use in personal care applications like pigmented products. In the personal care arena, solid products that do not experience syneresis are important. Syneresis is a condition that exists in a solid product that causes a liquid that is incompatible to ooze out, which is cosmetically unacceptable.

Preparation method of ammonia-sensitive material for detecting ammonia concentration in air comprises the following steps: fixing the N type silicon slice in the electrolytic cell using dimethyl sulfoxide and hydrofluoric acid as electrolyte, silicon slice as anode, platinum electrode as cathode and performing electrolysis etching after setting a certain current intensity; making the etched silicon slice with undecenoic acid at 210 DEG C for 1 hour; steeping the porous silicon slice in the acid-base sensitive dye solution and then taking out and drying the steeped silicon slice to produce the ammonia-sensitive material. Compared with the prior technique, the preparation method has features of: 1) large specific surface area of porous material and high sensitivity; 2) normal temperature as operating temperature; 3) response time 40s, recovery time of not more than 1 min, quick signal response and recovery speed; 4) half-peak width of the ammonia-sensitive material within 10 nm and high resolution; 5) service life of 4 year; 6) compactness and facilitation for microminaturization and integration of the sensor.

A new class of oleochemical based polyol esters of general formula 1 are prepared by esterification of different polyols having 5-6 carbon atoms and 2-4 hydroxyl groups with 10-undecenoic acid or/and undecanoic acid with a hydroxyl value of ≦1.0 mg KOH/g. Wherein R₁, R₂, R₃ is selected from a group consisting of CH₃—, CH₃CH₂—, —CH₂OCOR₄ wherein R₄ is selected from CH₂═CH—(CH₂)₈— or CH₃—(CH₂)₉—, individually or in combination thereof. The resulting esters were characterized for lubricant properties like viscosity, viscosity index, pour point, flash point and copper corrosion tests. The properties indicate their potential as promising lubricant base stocks for automotive lubricants, metal working oil, hydraulic oil and other industrial applications. Vegetable oils provide most of the desirable lubricant properties such as good boundary lubrication, high viscosity index, high flash point and low volatility. Synthetic esters prepared from renewable resources like vegetable oils exhibit better performance at a lower cost compared to mineral oil based synthetic esters.

The invention features therapeutic compounds useful for the treatment of skin diseases (e.g., psoriasis and eczema), infections (microbial, viral, and fungal), and wounds (e.g., cuts and burns). The compounds of the invention include therapeutically-effective amounts of L-Arginine, undecylenic acid, and Rheum Officinale extract. The invention further provides for the administration of the therapeutic compounds to a patient (e.g., a human) suffering from a skin disease, infection, or wound.

The invention relates to an anhydrous product for a local part, and the product is used for removing verruca and nail diseases and taking care of nails. The product comprises one or more active components, one or more of lactic acid, malic acid, tartaric acid, nitric acid, and C1-C4-alkyl ester of hendecanoic acid or undecylenic acid, serving as a carrier, and biocompatible auxiliary agents which are optional according to requirements. The invention also relates to a method for preparing the product and an application thereof.

The invention discloses an enzyme skin-beautifying stocking, which comprises a stocking body, the stocking body is impregnated with an enzyme finishing agent, and the enzyme finishing agent is composed of the following raw materials in terms of mass percentage: 5-60% of enzyme; 0.05-0.05% of silk protein 40%; deep sea fish oil 0.025‑40%; undecylenic acid monoglyceride 0.05‑40%. The manufacturing process includes the following steps: (1) dyeing; (2) once soaked in water for cleaning; (3) twice soaked in water for washing; (4) adding enzyme finishing agent and soaking. Compared with the prior art, the present invention has the advantages that: the present invention not only retains the visual or warm function of the stockings, but also increases the effect of whitening the skin, allowing consumers to repair and improve their skin while wearing the stockings. For women who love beauty, it kills two birds with one stone.

The invention provides a preparation method for degradable polyester from 10-undecenoic acid and vanillic acid. According to the invention, plant oil-based unsaturated fatty acid and vanillic acid are used as raw materials, n-butyl titanate is used as a catalyst, and bulk polymerization is realized under the conditions of a high temperature and high vacuum. The method comprises the following steps: 1) preparing 11,11'-(ethyl-1,2-disulfur)bishendecene-1-ol from 10-undecenoic acid; 2) preparing dimethyl vanillate from methyl vanillate; and 3) preparing degradable polyester from 11,11'-(ethyl-1,2-disulfur)bishendecene-1-ol and dimethyl vanillate. The invention has the following advantages: the raw materials are easily available and cheap, and production cost is low; synthetic process for polyester is simple, easy to operate, green and environment-friendly, has high yield and is favorable for industrial production; a prepared polyester material has good heat stability, can easily realize diversification of structures and functions, has performance comparable with polyester prepared from the raw material petroleum and can be produced on a large scale.