8 results about "Nonadecane" patented technology

The invention relates to the field of plasma separation and detection, in particular to a composition for separating plasma and a using method thereof. The composition comprises: a phase change component, which is selected from n-alkanes, which are selected from at least one of n-tetradecane, n-pentadecane, n-hexadecane, n-heptadecane, n-octadecane, n-nonadecane, n-eicosane, n-heneicosane or n-docosane; a liquid phase carrier component, wherein the liquid phase carrier component is selected from silicone oil; the structural framework and rheology regulation and control component comprises fumed silica, and the structural framework and rheology regulation and control component comprises fumed silica; the dispersion and stabilization auxiliary agent component is selected from at least one of TiO2 and BaSO4, the density adjusting filler component is selected from at least one of TiO2 and BaSO4, and the dispersion and stabilization auxiliary agent component comprises a silane coupling agent. According to the device, plasma and blood cells can be reliably, rapidly and effectively separated only through one-time low-temperature centrifugation, and remixing caused by transportation jolting can be avoided.

Processes and methods of preparing Compound (I) are disclosed. Crystalline forms of Compound (I), pharmaceutically acceptable salts, solvates, hydrates, and cocrystals thereof, pharmaceutical compositions comprising the same, methods of treating cystic fibrosis using the same, and methods for making the same are also disclosed.

The present invention belongs to the technical field of lyocell fibers, and specifically relates to high-enthalpy phase-change temperature-regulating lyocell fibers and a preparation method thereof. The preparation method of the high-enthalpy phase-change temperature-regulating lyocell fibers comprises the following steps: using a mixture of n-octadecane, n-nonadecane, and n-heneicosane as a capsule core material, polyurethane as an inner capsule wall, and a product of gelatin and gum arabic as an outer capsule wall to prepare phase-change temperature-regulating microcapsules; adding cellulose pulp to a cellulose solvent to prepare a cellulose spinning solution; adding phase-change temperature-regulating microcapsules to an aqueous solution of a low-concentration cellulose solvent to prepare a phase-change temperature-regulating microcapsule dispersion system; and mixing the cellulose spinning solution and the phase-change temperature-regulating microcapsule dispersion system to prepare high-enthalpy phase-change temperature-regulating lyocell fibers. The high-enthalpy phase-change temperature-regulating lyocell fibers prepared by the present invention have good dispersibility and compatibility of the phase-change temperature-regulating microcapsules contained therein in the fibers, and have good phase-change temperature-regulating function and toughness.

The invention belongs to the technical field of energy, and in particular relates to a biological blended fuel which comprises the following components: methyl palmitate, octadecane-9. 12-dienoic acid methyl ester, cis-11-octadecenic acid methyl ester, 2-methyl undecane, 3-methyl undecane, 3, 6-dimethyl decane, 3.7-dimethyl decane, 3, 8-dimethyl-undecane, 3, 8-dimethyl decane, 3, 6-dimethyl decane, 3, 6-dimethyl decane, 3, 6-dimethyl decane, 3, 6-dimethyl decane, 3, 6-dimethyl decane, 3, 6-dimethyl decane, 3, 6-dimethyl decane, 3, 6-dimethyl decane, 3, 6-dimethyl decane, 3, 6-dimethyl decane, 3, 6-dimethyl decane, 3, the preparation method comprises the following steps: adding 1, 10-methyl eicosane, 2, 5-dimethyl dodecane, 5-methyl tridecane, 4-methyl-tridecane, 2-bromododecane, 3-methyl-5-propyl nonane, 3-methyl-tetradecane, n-nonane, 6-methyl undecane, 2, 5-dimethyl decane, C16H34, 5-methyl-tetradecane, 7-methyl heptadecane, 4-methyl tetradecane, 3-methyl-tetradecane and 2.5-dimethyl tridecane into a reaction kettle; methyl tetradecane, n-pentadecane and tetradecane; according to the invention, 10-methyleicosane and 5-methyltetradecane are used for providing a high volume calorific value, and the flame temperature is improved compared with that of common biodiesel.

The application discloses a kind of high-efficiency space station water treatment solid defoaming agent and preparation method thereof, and relates to the technical field of defoaming agent.The high-efficiency space station water treatment solid defoaming agent includes the following raw materials by weight fraction: dimethyl silicone oil 25-35 parts, water-soluble silicone oil 5-10 parts, surfactant 4-5 parts, dispersing agent 0.5-1.5 parts, anti-caking agent 1.5-2.5 parts, disintegrating agent 1-2 parts, carrier 25-35 parts.By 2-(1-bromovinyl) naphthalene and 3,6,9,12,15,18-hexaoxanonadecan-1-thiol reaction to generate intermediate 1, intermediate 1 and 3-aminopropyl trimethoxysilane reaction to generate intermediate 2, intermediate 2 and glycerol triglycidyl ether reaction to generate surfactant.The high-efficiency space station water treatment solid defoaming agent prepared by the application has excellent water dispersibility, defoaming performance and bubble inhibition performance.

The application discloses a low interfacial tension surfactant and a preparation method and application thereof in anti-freezing glass water, and relates to the technical field of surfactants. The low interfacial tension surfactant is prepared by the following steps: 2,4,6-trivinyl-2,4,6-trimethylcyclotrisiloxane is reacted with 5-amino-1-mercaptopentane under the action of a photoinitiator to generate an intermediate 1,3,6,9,12,15,18-hexaoxanonadecane-1-amine, the intermediate 1 is reacted with 1H,1H-perfluorooctyl acrylate to generate an intermediate 2, the intermediate 2 is reacted with epichlorohydrin to generate an intermediate 3, and the intermediate 1 is reacted with the intermediate 3. The prepared surfactant has low surface tension and contact angle, and exhibits excellent wetting performance and low-temperature stability.

A polyol ester comprises a reaction product of a monocarboxylic acid or ester thereof and a polyol. The acid may be hexanoic acid, octanoic acid, decanoic acid, lauric acid, myristic acid, myristoleic

The application discloses a kind of high-efficiency space station water treatment solid defoaming agent and preparation method thereof, and relates to the technical field of defoaming agent.The high-efficiency space station water treatment solid defoaming agent includes the following raw materials by weight fraction: dimethyl silicone oil 25-35 parts, water-soluble silicone oil 5-10 parts, surfactant 4-5 parts, dispersing agent 0.5-1.5 parts, anti-caking agent 1.5-2.5 parts, disintegrating agent 1-2 parts, carrier 25-35 parts.By 2-(1-bromovinyl) naphthalene and 3,6,9,12,15,18-hexaoxanonadecan-1-thiol reaction to generate intermediate 1, intermediate 1 and 3-aminopropyl trimethoxysilane reaction to generate intermediate 2, intermediate 2 and glycerol triglycidyl ether reaction to generate surfactant.The high-efficiency space station water treatment solid defoaming agent prepared by the application has excellent water dispersibility, defoaming performance and bubble inhibition performance.