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273 results about "Heptanoic acid" patented technology

Heptanoic acid, also called enanthic acid, is an organic compound composed of a seven-carbon chain terminating in a carboxylic acid. It is an oily liquid with an unpleasant, rancid odor. It contributes to the odor of some rancid oils. It is slightly soluble in water, but very soluble in ethanol and ether.

Method of enhancing hair growth

Methods and compositions for stimulating the growth of hair are disclosed wherein said compositions include a cyclopentane heptanoic acid, 2-cycloalkyl or arylalkyl compound represented by the formula I wherein the dashed bonds represent a single or double bond which can be in the cis or trans configuration, A, B, Z, X, R1 and R2 are as defined in the specification. Such compositions are used in treating the skin or scalp of a human or non-human animal. Bimatoprost is preferred for this treatment.
Owner:ALLERGAN INC

Preparation method of clay-based composite phase-change energy storage deicing (snow melting) material

The invention discloses a preparation method of a clay-based composite phase-change energy storage deicing (snow melting) material. The preparation method is characterized in that a composite phase-change energy storage material is prepared from a low-temperature organic phase-change material and a clay material, wherein the low-temperature organic phase-change material is prepared by single-element or multi-element mixing of various organic phase-change materials and is then physically compounded with the treated clay to prepare the clay-based composite phase-change energy storage deicing (snow melting) material. The low-temperature organic phase-change material is selected from polyethylene glycol-300, polyethylene glycol-400, polyethylene glycol-500, polyethylene glycol-600, decyl alcohol, undecanol, dodecanol, heptylic acid, octanoic acid, nonanoic acid, capric acid, methyl laurate, methyl myristate, methyl palmitate, tetradecane, pentadecane, hexadecane, heptadecane, octodecane, nonadecane and the like. The clay material is selected from kaolinite, montmorillonite, bentonite, vermiculite, halloysite, sepiolite, attapulgite, perlite, diatomite, rectorite, zeolite, silicon dioxide, dolomite, calcite and illite. The prepared composite phase-change energy storage deicing (snow melting) material is proper in phase-change temperature (0-5 DEG C), high in phase-change latent heat and high in heat stability.
Owner:CENT SOUTH UNIV

Method for measuring pyrethroid pesticides in grain by dispersion liquid micro-extraction-high performance liquid chromatography

The invention belongs to the technical field of food chemistry, and provides a method for measuring pyrethroid pesticides in grain by dispersion liquid micro-extraction-high performance liquid chromatography. Thymol or choline chloride is used as a hydrogen-bond acceptor, valproic acid, hexylic acid, heptanoic acid, caprylic acid, n-nonanoic acid or capric acid is used as a hydrogen-bond donor, the mole ratio of the hydrogen-bond acceptor to the hydrogen-bond donor is 1 / 5, 1 / 4, 1 / 3, 1 / 2, 1 / 1, 2 / 1, 3 / 1 or 4 / 1; a hydrophobic eutectic solvent formed by mixing the hydrogen-bond acceptor and the hydrogen-bond donor is used as an extraction agent, liquid micro-extraction is performed, and the pyrethroid pesticides in grain are measured by high performance liquid chromatography. The method provided by the invention has the advantages of being simple to operate, quick, sensitive, less usage of extraction agent, easy to collect, green and environment-friendly, can be used for detecting pyrethroid pesticides in a number of grain samples. The usage of harmful organic solvent can be avoided, and less extraction agent is used; and the method has the significant advantages of being simple and quick to operate, easy to collect, green and environment-friendly, and good in reproducibility.
Owner:SHANXI AGRI UNIV

Lily essence for daily chemicals and preparation method thereof

The invention provides a lily essence for daily chemicals and a preparation method thereof. The lily essence is prepared from the following raw materials: cis-6-nonenol; kalong; ethyl vanillin; florhydral; cyanine; allyl cyclohexyloxyacetate; prenylacetate; pino acetaldehyde%; melonal%; allyl heptylate; styralyl acetate; matricaria ester; fructone; cis-3-hexenyl acetate; ligustral; geranyl acetate; geranyl acetate; Delta-Damascone; hexyl acetate; cis-3-Hexenyl salicylate; sandalore; ethyl-2-methylbutyrate; vanillyl alcohol; phenoxyethyl isobutyrate; allyl cyclohexanepropionate; methyl decenol; phenethyl alcohol; cyclamen aldehyde; verdyl acetate; isomethyl ionone; lemon oil; benzyldimethylcarbinyl butyrate; 2-tert-butylcyclohexanol acetate; iso E super; galaxolide stock solution; peach aldehyde; hexyl salicylate; Lily aldehyde; linalool; methyl dihydrojasmonate; and dipropylene glycol. The lily essence has fresh and penetrating top note, strong natural sense, full body note, good floral sense, and lasting basic note.
Owner:广东铭康香精香料有限公司

Composition for attracting hermetia illucens for concentrated oviposition and use method of composition

ActiveCN111011314ASpawn concentrationEasy to collectAccessory food factorsMeth-Hermetia
The invention discloses a composition for attracting hermetia illucens for concentrated oviposition and an application of the composition, and belongs to the technical field of insect breeding. The composition includes an attracting odor substance arranged on an oviposition substrate, and the attracting odor substance includes one or more selected from the group consisting of methyl acrylate, lactic acid, 3-methylindole, n-heptanoic acid and dimethyl disulfide, the odor substance having the attracting effect and oviposition substrate color having the attracting effect are combined to attract the hermetia illucens to crack channels of corrugated paper for oviposition, insect eggs are mainly concentrated in the corrugated paper, so that the oviposition is more concentrated, and the eggs areeasier to collect. The composition provided by the invention has the multiple combined effects of the odor substance, the oviposition substrate color and the crack channels, and can enhance the oviposition attracting effect on the hermetia illucens, thereby improving the concentrated oviposition and egg collection efficiency of the hermetia illucens.
Owner:HUNAN NORMAL UNIVERSITY

Rapid method for production of cerium-containing oxide organic colloids

InactiveUS20130192122A1Simple and rapid and low temperature processDispersion stability can be increasedLiquid carbonaceous fuelsIron compoundsOctanoic AcidsEmulsion
Improved methods for producing colloidal dispersions of cerium-containing oxide nanoparticles in substantially non-polar solvents is disclosed. The cerium-containing oxide nanoparticles of an aqueous colloid are transferred to a substantially non-polar liquid comprising one or more amphiphilic materials, one or more low-polarity solvents, and, optionally, one or more glycol ether promoter materials. The transfer is achieved by mixing the aqueous and substantially non-polar materials, forming an emulsion, followed by a phase separation into a remnant polar solution phase and a substantially non-polar organic colloid phase. The organic colloid phase is then collected. The promoter functions to speed the transfer of nanoparticles to the low-polarity phase. The promoter accelerates the phase separation, and also provides improved colloidal stability of the final substantially non-polar colloidal dispersion. The glycol ether promoter reduces the temperature necessary to achieve the phase separation, while providing high extraction yield of nanoparticles into the low-polarity organic phase. In addition, use of particular amphiphilic materials, such as heptanoic acid or octanoic acid, enable efficient extractions at ambient temperatures without the use of a glycol ether promoter.
Owner:CERION
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