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Organic compounds -- part of the class 532- series

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
01/22/2015 > 1 patent applications in 1 patent subcategories.

20150025282 - Process to make 1,1,2,3-tetrachloropropene: Disclosed is a process for the synthesis of 1,1,2,3-tetrachloropropene (HCC-1230xa) using 1,1,3-trichloropropene (HCC-1240za) and/or 3,3,3-trichloropropene (HCC-1240zf) and Cl2 gas as the reactants, wherein the process takes place in a single reactor system. Before this invention, HCC-1230xa was made in a two-step process using HCC-1240za/HCC-1240zf and Cl2 gas, and the processing... Agent:

01/15/2015 > 2 patent applications in 2 patent subcategories.

20150018586 - Method for producing mixture of fluoroalkyl iodides: (3) step 3 of transferring the second fraction, into a second reactor in which a metal catalyst is present and reacting the second fraction with tetrafluoroethylene in the second reactor to obtain a second reaction mixture containing a mixture of fluoroalkyl iodides represented by formula (I) wherein the degree of... Agent: Daikin Industries, Ltd.

20150018587 - Processes for isolating fluorinated products: Useful processes for isolating the fluorinated products formed by reaction with 4-tert-butyl-2,6-dimethylphenylsulfur trifluoride (Fluolead) are disclosed. The processes comprise the conversion of the byproduct (formula I) to sulfinate ester (formula V), and to sulfonate eater (formula VI), and then to the water-soluble sulfonate salt (formula IV) in the presence of... Agent: Ube Industries, Ltd.

01/08/2015 > 4 patent applications in 4 patent subcategories.

20150011803 - Method for purifying (e)-1-chloro-3,3,3-trifluoropropene: Provided is a purification method for efficiently reducing an undesirable organic compound or compound in (E)-1-chloro-3,3,3-trifluoropropene and thereby obtaining (E)-1-chloro-3,3,3-trifluoropropene with high purity. The purification method of OF-1233E according to the present invention is characterized by bringing a composition containing OF-1233E and at least one organic compound selected from the... Agent: Central Glass Company, Limited

20150011804 - Process for producing 2,3,3,3-tetrafluoropropene: The present invention relates, in part, an improved process for the production of certain hydrofluoroolefins, particularly 2,3,3,3-tetrafluoropropene (1234yf). In certain non-limiting embodiments, the invention relates to methods for improving process efficiency during the fluorination of 1,1,2,3-tetrachloropropene, 2,3,3,3-tetrachloropropene, and/or 1,1,1,2,3-pentachloropropane to 2-chloro-3,3,3-trifluoropropene by separating and recycling unreacted HF, unreacted starting materials,... Agent: Honeywell International Inc.

20150011805 - Method for producing (e)-1-chloro-3,3,3-trifluoropropene: (E)-1-chloro-3,3,3-trifluoropropene composition into contact with a weak base and a method for producing (E)-1-chloro-3,3,3-trifluoropropene composition by distilling the (E)-1-chloro-3,3,3-trifluoropropene composition obtained by such a purification process. This makes it possible to efficiently produce OF-1233E by removing the hydrogen fluoride from the OF-1233E composition, without generating any new component difficult to... Agent:

20150011806 - Production method for 1-chloro-3,3,3-trifluoropropene: A production method of 1-chloro-3,3,3-trifluoropropene according to the present invention includes reaction of 1,1,1,3,3-pentachloropropane with hydrogen fluoride, characterized in that the concentrations of respective catalytic components in the 1,1,1,3,3-pentachloropropane as the raw material is controlled to a predetermined level or less. By controlling the concentrations of the respective catalytic components... Agent: Central Glass Company, Limited

01/01/2015 > 4 patent applications in 3 patent subcategories.

20150005536 - Process for the manufacture of 2,3,3,3-tetrafluoropropene: A method for forming 2,3,3,3-tetrafluoropropene (HFO-1234yf) comprising providing a dehydrochlorination starting material having relatively low concentrations of 2-chloro-3,3,3-trifluoropropene (HCFO-1233xf), especially and preferable less than about 8.0% when the dehydrochlorination reaction utilizes no substantial amount of catalyst or catalyst comprising austenitic nickel-based materials.... Agent: Honeywell International, Inc.

20150005537 - Process for producing 2, 3, 3, 3-tetrafluoropropene: To provide an economically advantageous process for producing industrially useful HFO-1234yf efficiently and in a sufficiently controlled state by one reaction involving thermal decomposition, by using readily available raw material. A process for producing 2,3,3,3-tetrafluoropropene from a raw material composition containing chlorodifluoromethane and chloromethane, by a synthetic reaction involving thermal... Agent: Asahi Glass Company, Limited

20150005538 - Process for producing 2, 3, 3, 3-tetrafluoropropene and 1, 1-difluoroethylene: To provide an economically advantageous process for producing HFO-1234yf useful as a new refrigerant in sufficiently high yield by one reaction involving thermal decomposition. A process for producing HFO-1234yf and VdF from raw material containing R22, R40 and TFE, by a synthetic reaction involving thermal decomposition, which comprises (a) a... Agent: Asahi Glass Company, Limited

20150005539 - Process for the removal of contaminant from a hydrochlorofluoroolefin by extractive distillation: A method for removing a contaminant from a hydrochlorofluoroolefin (such as trans-1,1,1-trifluoro-3-chloro-2-propene (1233zd(E))) includes extracting a chlorofluorocarbon (such as trichlorofluoromethane (R11)) from a mixture comprising the hydrochlorofluoroolefin and the chlorofluorocarbon using extractive distillation in the presence of an extractive solvent comprising a chlorinated compound to form a purified hydrochlorofluoroolefin. This... Agent:

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