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Organic compounds -- part of the class 532-570 series October categorized by USPTO classification 10/09

20090259068 - Reaction systems for making n-(phosphonomethyl) glycine compounds: This invention generally relates to liquid phase oxidation processes for making N-(phosphonomethyl)glycine (also known in the agricultural chemical industry as glyphosate) and related compounds. This invention, for example, particularly relates to processes wherein an N-(phosphonomethyl)iminodiacetic acid (NPMIDA) substrate (i.e., N-(phosphonomethyl)iminodiacetic acid, a salt of N-(phosphonomethyl)iminodiacetic acid, or an ester of... Agent: Senniger Powers LLP (mtc)

20090259069 - Optimized liquid-phase oxidation: Disclosed is an optimized process and apparatus for more efficiently and economically carrying out the liquid-phase oxidation of an oxidizable compound. Such liquid-phase oxidation is carried out in a bubble column reactor that provides for a highly efficient reaction at relatively low temperatures. When the oxidized compound is para-xylene and... Agent: Steven A. Owen Eastman Chemical Company

20090259070 - Method for regenerating catalyst for the production of methacrylic acid and process for preparing methacrylic acid: A catalyst for the production of methacrylic acid comprising a heteropolyacid compound containing phosphorus and molybdenum is regenerated by a method comprising the steps of heat-treating a mixture containing a deactivated catalyst, water, a nitrate ion and an ammonium ion having a molar ratio to the nitrate ion of 1.3... Agent: Birch Stewart Kolasch & Birch

20090259071 - Method for regenerating catalyst for the production of methacrylic acid and process for preparing methacrylic acid: A catalyst for the production of methacrylic acid comprising a heteropolyacid compound containing phosphorus and molybdenum is regenerated by a method comprises the steps of heat-treating a deactivated catalyst at a temperature of at least 350° C., mixing the deactivated catalyst with water, a nitrate ion and an ammonium ion,... Agent: Birch Stewart Kolasch & Birch

20090259072 - Method for removing iodide compound from organic acid: An iodide compound is adsorbed and removed from an organic acid containing the iodide compound as an impurity by passing the organic acid through a packed bed of a cation-exchange resin having silver ion carried thereon at 50° C. or lower. The cation-exchange resin is a macroporous-type resin with an... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090253931 - Process for the preparation of highly purified, dialkydithiophosphinic compounds: An improved process for production of dialkyldithiophosphinic acid including sulfurizing a purified dialkylphosphinic acid by: reacting a hypophosphorous acid or salt with a stoichiometric excess of an alpha olefin in the presence of a free radical initiator to form a reaction product comprising monoalkylphosphinic acid and dialkylphosphinic acid; adding sufficient... Agent: Rhodia, Inc.

20090253932 - Resolution of racemic organic acids with (1s, 4s)-4[3,4-dichlorophenyl]-1,2,3,4-tetrahydro-n-methyl-1-naphthaloneamine: The present invention relates to novel chiral resolving agents and a process for resolution of racemic organic acids and their derivatives of the formula (+, −)—R1R2CHCOOR3 with Cis-(1S,4S)-4[3,4-dichlorophenyl]-1,2,3,4-tetrahydro-N-methyl-1-naphthaloneamine and its Cis-(1R,4R)-isomer as well as Trans-(1S,4R)-4[3,4-dichlorophenyl]-1,2,3,4-tetrahydro-N-methyl-1-naphthaloneamine and its Trans-(1R,4S)-isomer.... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20090253933 - Nateglinide crystals: Nateglinide M-type crystals (main peaks in powder X-ray diffraction: 6.0°, 14.2°, 15.2°, 18.8° (2θ)) can be produced by dissolving nateglinide in a solvent in which nateglinide is highly soluble and then adding a solvent in which nateglinide is difficultly soluble.... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090253934 - Process for producing acrylic acid: The process for the distillation of a gas mixture comprising (meth)acrylic acid obtained from the gas-phase oxidation of at least one (meth)acrylic acid precursors is improved through the use of coupled distillation columns. In a first column, the gaseous mixture is dehydrated while in a second column, the dehydrated gaseous... Agent: Whyte Hirschboeck Dudek S.c./dow Intellectual Property Department

20090247784 - Process and intermediates for the preparation of (1r,2s,5s)-6,6-dimethyl-3-azabicyclo[3,1,0]hexane-2-carboxylates or salts thereof: P

20090247785 - Methods and systems for pretreatment of an oil stream: In one embodiment, a method for pre-treating an oil comprises: introducing a oil, an alcohol, and an acid catalyst to a first continuous stirred tank reactor vessel, wherein the oil comprises free fatty acids; selectively reacting the oil and the alcohol to convert the free fatty acids to alkyl esters,... Agent: Cantor Colburn, LLP

20090247786 - Process for producing 3,3,3-trifluoropropionic acid:

20090247787 - Method of producing unsaturated aldehyde and/or unsaturated acid: Disclosed is a shell-and-tube reactor that may be used for fixed-bed catalytic partial oxidation, the reactor being characterized by including at least one reaction zone of a first-step reaction zone for mainly producing unsaturated aldehydes and a second-step reaction zone for mainly producing unsaturated acids, wherein at least one reaction... Agent: Cantor Colburn, LLP

20090247788 - Purification of acetic acid from wood acetylation process: A method of purifying acetic acid containing terpene and terpenoid impurities, includes: (a) supplying acetic acid containing terpene or terpenoid impurities and water to a distillation column; (b) azeotropically removing terpene or terpenoid impurities from the mixture of acetic acid and water supplied to the column as distillate; and (c)... Agent: Ferrells, Pllc