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JP2019524436A |
The present invention is a method of controlling the concentration of the first component in a rectification column in order to separate a two-component mixture of the first component and the second component based on temperature measure...
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JP6546493B2 |
To provide an additive which can obtain an aqueous dispersion having good stability, and can obtain a stable and good polymer (vinyl resin) when used in suspension polymerization of a vinyl compound.An additive for suspension polymerizat...
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JP6545825B2 |
An apparatus for producing metal organic frameworks, comprising: a tubular flow reactor comprising a tubular body into which, in use, precursor compounds which form the metal organic framework are fed and flow, said tubular body includin...
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JP6537388B2 |
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JP6517350B2 |
Provided herein are processes for carrying out a chemical reaction of a substrate in a diluted reaction mixture. The processes include conducting the reaction mixture having reaction product and solvent to a filtration membrane which is ...
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JP6457412B2 |
It is desirable that the amino acid is at least one of alanine, arginine, asparagine, asparagine acid, cysteine, glutamine, glutamine acid, glycine, histidine, isoleucine, leucine, lysine, methionine, phenylalanine, proline, serine, thre...
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JP2018533567A |
A method of isolating specific stereoisomers and enantiomers from a complex mixture containing 32 different configuration possibilities and thus concentrating the stereoisomers or enantiomers to a high degree of purity.
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JP2018150246A |
To provide a purification method which prevents quality of an ion liquid from being deteriorated with time due to purification for reducing time for exchange operations of the ion liquid or exchange frequency of the ion liquid as much as...
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JP6361786B2 |
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JP6338600B2 |
Disclosed herein are systems and methods for monitoring and controlling a nitroxide-based polymerization inhibitor in vinyl-based monomers. A dosage of the nitroxide-based polymerization inhibitor is provided in the vinyl-based monomers....
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JP6285619B1 |
The present invention relates to a method for purifying a specific organic compound which is a target compound from a plurality of types of organic compounds. As an example of the purification method of the present invention, the target ...
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JP6286077B2 |
The present application relates to an apparatus for purifying isopropyl alcohol. The present application enables isopropyl alcohol to be obtained in a high purity from a feed comprising water and isopropyl alcohol with a minimum amount o...
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JP6277470B2 |
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JP6253099B2 |
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JP6215958B2 |
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JPWO2015146769A1 |
Porousness that interacts suctionally with halogenated aromatic compounds by reacting alcohols, aryl alcohols or phenols at the ends of a polymer in which cyclodextrin is condensed with organic dibasic acid or organic dibasic acid halide...
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JP6110611B2 |
The objects of embodiments in the present disclosure are to provide a method capable of recovering two or more amine compounds at the same time from a gas or solution, and also to provide a method capable of analyzing the recovered amine...
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JP6107389B2 |
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JP6093649B2 |
To provide a concentration method and a concentration apparatus of a water-soluble organic substance, excellent in heat efficiency, and enabling an input heat quantity to be reduced, in addition to providing a high concentration componen...
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JP6074670B2 |
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JP6026999B2 |
The present invention relates to a method for producing a complex crystal composed of two or more different compounds, comprising crystallizing the two or more different compounds under a condition at which menthol is heat melted, and a ...
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JP6006516B2 |
An organic-material refining device is characterized by being provided with: a vaporizer (5) equipped with a first inside-tube body (51), the interior of which is supplied with an organic material, and a heating heater (53) for vaporizin...
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JP2016160189A |
To provide a polymerization inhibitor compound preventing coloring over long time.There is provided a polymerization inhibitor composition containing a phenolic polymerization inhibitor or an amine-based polymerization inhibitor and an N...
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JP5972792B2 |
A solvent that reversibly converts from a hydrophobic liquid form to hydrophilic liquid form upon contact with water and a selected trigger, e.g., contact with CO2, is described. The hydrophilic liquid form is readily converted back to t...
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JPWO2014034124A1 |
The present invention provides a chemical reaction that omits or simplifies post-reaction processing. A method for producing a product by a chemical reaction, which is a step of (A) reacting a substance used in the chemical reaction in a...
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JP5962126B2 |
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JP5959133B1 |
To treat a nonionic surfactant capable of reducing the concentration of metal ions contained to a level of several ppb required for use in the fields of electrons, semiconductors and precision processing, and such a nonionic surfactant. ...
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JP5959134B1 |
To treat a nonionic surfactant capable of reducing the concentration of metal ions contained to a level of several ppb required for use in the fields of electrons, semiconductors and precision processing, and such a nonionic surfactant. ...
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JP5929480B2 |
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JP5932699B2 |
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JP2016055278A |
To provide a continuous dividing method and a continuous dividing device of a cocrystal where operations being very complex and hard to perform steadily and accurately when the dividing of the cocrystal is generally performed by a batch-...
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JP5873438B2 |
Methods of removing impurities from an impurity-loaded organic salt solution by intermixing the impurity-loaded organic salt solution with a stripping solution to form a biphasic mixture, wherein the intermixing effectively reduces the c...
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JP5863734B2 |
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JP5829819B2 |
To provide a method for electrodialysis in order to fractionate and recover a plurality of kinds of acids from acid-saccharified liquid, and an apparatus for the electrodialysis, used for such the method for the electrodialysis.By using ...
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JP5808650B2 |
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JP2015196658A |
To provide a novel distillation method in which a hydroxyl amine-containing organic solvent can safely as well as without decreasing the purity of the organic solvent obtained after the distillation, be distilled and recovered.By adding ...
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JP2015180653A |
To provide compositions which comprise glycerol monoalkyl ethers and are storable and stable under practical conditions.A composition is in the form of a working solution containing 20 wt.% or less of 3-[(2-ethylhexyl)oxy]-1,2-propanedio...
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JP5793157B2 |
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JP5762300B2 |
A styrene sulfonate polymer which is highly effective at preventing fouling of equipment used in the manufacturing process of acrylonitrile. The styrene sulfonate polymer is particularly effective when introduced into the quench column, ...
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JP5755392B2 |
The present invention relates to compositions, which comprise a working solution characterized in that the composition comprises a combination: a) 20% to 60% by weight of 3-[(2-ethylhexyl)oxy]-1,2- propanediol with, b) an antioxidant cho...
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JP5734199B2 |
A process for removing by-products from N-vinylamide-rich product mixtures (crude N-vinylamide), which comprises performing an extraction of the crude N-vinylamide with an organic solvent as the extractant.
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JP5724144B2 |
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JP2015501294A |
The present invention provides a process for extracting an organic compound from an aqueous sample by using a relatively small amount of extraction solvent and the aqueous sample to be extracted. This is achieved by increasing the surfac...
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JP5643064B2 |
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JP2014530820A |
The present invention relates to methods for rapidly crystallizing amino acids, drug molecules, proteins, and DNA / peptides. One method of rapidly crystallizing a functional group-containing molecule selected from the group consisting o...
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JP5627609B2 |
The method involves supplying a suspension stream in a process chamber (7) to a supply-end, and delivering a mother liquor stream (2) from the chamber from a suspension stream under retention of crystals and formation of crystal bed (5)....
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JP5627837B2 |
The disclosed invention relates to a distillation process for separating two or more components having different volatilities from a liquid mixture containing the components. The process employs microchannel technology for effecting the ...
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JP5626345B2 |
The present invention provides a method for purifying HFO-1234yf, comprising the steps of (1) cooling a liquid mixture containing HFO-1234yf and HF to separate the mixture into a upper liquid phase having a high concentration of HF and a...
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JP5624542B2 |
A method for producing a carbon membrane of the present invention is a production method where a carbon membrane obtained by subjecting a carbon-containing layer to thermal decomposition in an oxygen inert atmosphere while sending a gas ...
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JP5612272B2 |
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