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JP2012158530 |
To stably perform within a short time the second and later batch reactions in batch-wise production of polychloropropane by adding carbon tetrachloride to a 2C unsaturated compound such as ethylene and vinyl chloride by using a phosphori...
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JP2012144473 |
To provide a method for producing a gem-difluoro alkane.Alkyne polymerization is restrained and the gem-difluoro alkane is produced at a high yield, by adding an operation of supplying liquefied carbon dioxide or liquid nitrogen at the s...
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JP2012140397 |
To provide an efficient production method with which a chloropropane represented by formula (1), CCl3-CCl(2-m)Hm-CCl(3-n)Hn (1), such as 1,1,1,3-tetrachloropropane etc. is converted into a chloropropane of which the number of chlorine at...
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JP2012136502 |
To provide a new production method for synthesizing an imidoyl chloride compound dispensing with chlorination agents having poor handleability, to provide a method for producing various compounds in high yield and purity by using the imi...
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JP2012121855 |
To provide a method for producing monofluoromethane which scarcely includes trifluoromethane from a trifluoromethane-containing monofluoromethane, wherein both cannot be efficiently separated from each other by distillation because the b...
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JP2012116862 |
To provide a process for reducing the level of content of perfluoroalkanoic acid, perfluoroalkanoic ester, and perfluoroalkyliodide contained in 1-iodo-1H,1H,2H,2H-perfluoroalkane or 1-iodo-1H,1H,2H,2H-perfluoroalkan-1-ol.The process for...
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JP2012106934 |
To provide a method capable of stably controlling reaction rate and selectivity of each batch when producing polychloropropane by a method of repeating a batch reaction.The method is a continuous batch reaction method characterized in th...
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JP2012086159 |
To develop a highly-active catalyst which is used for efficient halogenation under a mild condition and can be easily recovered after reaction and be recycled with respect to reaction.This halogenation catalyst includes an oxidized trans...
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JP2012087106 |
To provide a method for being capable of stably controlling the reaction rate and selectivity of each of batches in producing a polychloropropane by a system for performing the batch reactions repeatedly.The continuous batch reaction met...
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JP2012082430 |
To provide compositions that are useful as refrigerants and are non-flammable in both liquid and vapor phases as intially formulated and during leakage.The present invention relates to azeotrope-like compositions comprises: 1-19 wt.% of ...
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JP2012056920 |
To provide a method and an apparatus for efficiently and continuously obtain chloropropane through a chlorine addition reaction of allowing chloropropene to react with chlorine (Cl2).A production method of chloropropane comprises: while ...
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JP2012046462 |
To provide chloropropane having excellent stability even when being stored in a container whose inner wall is constituted of a metal-based material such as stainless steel, and hardly generating an unexpected problem such as a side react...
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JP2012041289 |
To prevent the yield and the purity of a polychloropropane from declining by its thermal decomposition or the like when distilling/purifying a polychloropropane comprising at least one hydrogen atom and a chlorine atom that binds to a ca...
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JP2012036190 |
To provide a novel method for producing a chlorinated hydrocarbon.A saturated compound represented by the following general formula (1') is provided through an addition reaction step in which carbon tetrachloride and an unsaturated compo...
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JP2012031129 |
To provide a means for producing a high-purity primary alkyl halide in a high yield by an inexpensive, simple and industrially advantageous method.The method for producing a primary alkyl halide includes performing a reaction between a p...
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JP2011256132 |
To provide a chloropropane which is excellent in stability even if being stored in a vessel whose inner wall is structured of a metallic material such as stainless steel, and which hardly causes an unanticipated problem including a side-...
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JP2011241233 |
To provide a process for manufacturing methyl chloride.The process consists essentially of: contacting hydrogen chloride with at least a stoichiometric amount of methanol split into at least two portions with a first portion comprising a...
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JP2011236228 |
To provide a process for synthesis of 1,3,3,3-tetrafluoropropene.The process includes: reacting a compound of formula (I) CHFX2 with a compound of formula (II) CH2=CF2 to produce a reaction product comprising a compound of formula (III) ...
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JP2011225523 |
To provide a method in which an objective fluorine-containing alkane can be produced with a high production efficiency in a method in which a chlorine-containing fluoroalkane or a fluorine-containing alkene is used as a raw material and ...
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JP2011219390 |
To provide an improved reactor which can minimize a combustion reaction in the oxychlorination reaction of a paraffin or olefin hydrocarbon and can enhance the yield of a chlorinated compound.There is provided a swing reactor 10 into whi...
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JP2011213620 |
To provide a means for industrially producing a primary alkyl bromide by an inexpensive and simple procedure.The method for producing a primary alkyl bromide comprises causing a primary alcohol to react with hydrogen bromide in an organi...
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JP2011190272 |
To provide a process for manufacturing 1,3,3,3-tetrafluoropropene (HFC-1234ze) which is more economical and at a higher yield as compared to known processes.The process includes: (A) reacting 1-chloro-3,3,3-trifluoropropene (HCFC-1233zd)...
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JP2011162498 |
To provide a method for oxidizing an organic compound contained in a mixed gas containing the organic compound, hydrogen chloride and oxygen in a high conversion rate.There is provided a method for oxidizing an organic compound contained...
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JP2011154035 |
To provide an analysis method for hydrofluoroalkane.The method with chromatography operation of gas chromatography operation for analyzing organic impurity content in hydrofluoroalkane, includes the steps of (a) providing hydrofluoroalka...
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JP2011136955 |
To provide a method for producing a high-purity fluorine-containing compound which enables long-term use, circulation use, and furthermore reutilization of the fluorine-containing compound without causing the corrosion and early deterior...
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JP2011121942 |
To provide a method of efficiently producing a chlorine-containing fluoropropene, represented by a general formula, CFX2CCl=CH2 (X is F or Cl and may be the same or different), by a simple and economically advantageous method suitable fo...
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JP2011102280 |
To provide a radical reaction substitute solvent for carbon tetrachloride which has been used heretofore as a radical reaction solvent.A chain fluorine-containing hydrocarbon represented by formula (1): CmH2m+2-nFn (wherein m is an integ...
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JP2011089135 |
To provide a new class of soluble and red-shifted sulfonium salt photoreaction initiator that has increased solubility in a UV-curable composition, promotes efficient thick film UV curing, exhibits increased thermal stability in the UV-c...
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JP2011083751 |
To provide a method of producing a catalyst for oxychlorination excellent in fluidity, inhibiting fluidity reduction, wear resistance, activity, selectivity for EDC, and inhibiting ethylene combustion, and capable of reducing erosion in ...
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JP2011079763 |
To provide a process for inexpensively and efficiently producing a fluorine-containing alkyl bromide with the use of a by-product formed in producing a fluorine-containing alkyl (meth)acrylate according to the conventional method.In prod...
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JP2011068673 |
To provide a reaction method and production method for an organic compound securing high reaction selectivity and production ratio of objective substance according to purpose.The production method uses at least two kinds of fluids, where...
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JP2011063626 |
To provide a method for the obtention of HFC-227ea having a reduced content of all kinds of organic impurities and in particular olefinic impurities which does not require addition of further chemical compounds to the HFC-227ea, and also...
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JP2011057650 |
To provide a simple method for producing chloropropene, having a high conversion rate and high efficiency.This method for producing the chloropropene by performing the addition reaction of carbon tetrachloride with ethylene or chloroethy...
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JP2011046649 |
To provide a method for producing a chloroalkane in a high conversion rate and in high selectivity by using compact production facilities in a short process time.In the method for producing a chloroalkane including performing a dehydroch...
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JP2010280730 |
To provide an apparatus for producing methyl iodide, effective for stabilizing the synthetic reaction and reducing the maintenance work, sufficiently improving the reliability and enabling continuous synthesis of 11CH3I, a method for pro...
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JP2010270009 |
To provide a highly general, simple and efficient production method for producing a fluorine-containing compound useful as a functional material such as a liquid crystal material.This method for producing a compound having a C=C-CF2O str...
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JP2010254631 |
To provide a method for efficiently recovering organic solvents using an activated-carbon column from a gas containing the organic solvents, especially halogenated hydrocarbons and lower alcohols.The mixed gas containing halogenated hydr...
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JP2010250279 |
To provide a radiation-sensitive resin composition, which is free from problems of a radiation-sensitive acid generator, having a perfluoroalkyl sulfonyl structure such as PFOS (perfluoro-n-octane sulfonic acid), which has characteristic...
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JP2010248104 |
To provide a manufacturing method for 1,1,1,2,3-pentachloropropane of high purity at a low cost without distilling trichloropropene as a product of dehydrochlorination, in the manufacturing method for 1,1,1,2,3-pentachloropropane by dehy...
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JP2010241807 |
To provide a new propylene oxide and a production method thereof and to provide a production method using the new propylene oxide.The present invention relates to 1,1,3-trichloro-2,3,3-trifluoropropylene oxide. The present invention rela...
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JP2010215622 |
To provide a method for producing simply and efficiently a useful fluorine-containing compound containing 1,1,1,3,3-pentafluoropropane (HFC-245fa).The method for producing the fluorine-containing compound containing 1,1,1,3,3-pentafluoro...
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JP2010215659 |
To provide a method for dehydrohalogenation in order to prepare a fluoropropene represented by formula: CF3CY=CXNHP {wherein, X and Y are each independently hydrogen or halogen selected from the group consisting of fluorine, chlorine, br...
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JP2010195811 |
To provide a new substituted phenylsulfur trifluoride, which acts as a fluorinating agent, and a method for producing and a method for the use thereof; and to provide an intermediate compound for use in production of the substituted phen...
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JP2010189449 |
To provide a polyfluoroalkyl alcohol or a polyfluoroalkyliodide, a precursor compound of (meth)acrylic acid derivative of the compound, which is a compound having a perfluoroalkyl group having not more than 6 carbon atoms, said to be low...
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JP2010180135 |
To provide a method for producing 1,2,3-trichloropropane from glycerol massively produced as a by-product of bio diesel oil, as a raw material.This method for producing the 1,2,3-trichloropropane is characterized by reacting glycerol wit...
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JP2010100556 |
To provide a method for purifying chlorine-based hydrocarbon by separating organic acid esters and alcohols from a mixed solution containing the chlorine-based hydrocarbon recovered from a resin production process, provided that the orga...
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JP2010090114 |
To provide a highly general-purpose, simple, and efficient method for producing a compound having a dicyclohexyltetrafluoroethylene skeleton and to provide an intermediate compound useful in the production of the compound and a fluorine-...
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JP2010090126 |
To provide a method for producing 1-chloro-1,1,3,3,3-pentafluoropropane (HCFC-235fa) useful as an intermediate in the production of 1,1,1,3,3-pentafluoropropane (HFC-245fa).The method for producing HFC-245fa comprises a process of reacti...
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JP2010083818 |
To provide an industrially advantageous dehydration method with a high yield which does not cause the decomposition of a product and the progression of side reactions in dehydrating 1,3,3,3-tetrafluoropropene.In the purification step, cr...
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JP2010058118 |
To provide an apparatus for treating a halogen-containing gas that enables highly efficient treatment and has a structure meeting users' needs.The apparatus for treating the halogen-containing gas includes: a cleaning unit 31 for removin...
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