| Patents for C07C 51 - Preparation of carboxylic acids or their salts, halides, or anhydrides (43,144) |
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| 07/29/2009 | CN101492361A Process for producing carboxylic acid anhydride |
| 07/29/2009 | CN101492360A Process for the separation of aqueous phase by-product of fischer-tropsch synthesis reaction |
| 07/29/2009 | CN101492359A Process for producing phenoxy alkane acid derivative |
| 07/29/2009 | CN101492358A Method for producing low-phosphor dimer acid |
| 07/29/2009 | CN100519638C Method of decomposing plastic |
| 07/29/2009 | CN100519503C Method of recovering acetic acid in process of preparing aromatic carboxyl acid |
| 07/29/2009 | CN100519502C Columnar crystals of 6-hydroxy-Naphthoic acid and process for the production thereof |
| 07/29/2009 | CN100519501C Oxidation process in fluidised bed reactor |
| 07/29/2009 | CN100519500C Heterogeneously catalyzed partial gas phase oxidation of propene to acrolein |
| 07/29/2009 | CN100518935C Process for producing catalyst for methacrylic acid production |
| 07/28/2009 | US7566804 Process for preparing acrylic acid |
| 07/28/2009 | US7566802 Process for energy recovery and water removal in the preparation of aromatic carboxylic acids |
| 07/23/2009 | WO2009091520A1 Carboxylic acid production process employing solvent from esterification of lignocellulosic material |
| 07/23/2009 | WO2009090483A1 Process for the preparation of diacerin |
| 07/23/2009 | US20090187043 Specified ionic iodide concentration and water concentration to control aldehyde and metal impurities from cationic exchange resin; high purity product glacial acetic acid for end uses such as vinyl acetate monomer (VAM) manufacture |
| 07/23/2009 | US20090186953 Oxide mixture |
| 07/23/2009 | CA2709715A1 Process for the preparation of diacerein |
| 07/22/2009 | EP1973641B1 Process for heterogeneously catalysed gas phase partial oxidation of at least one organic starting compound |
| 07/22/2009 | EP1710226B1 Chemical method for recycling polyethylene terephtalate (pet) wastes |
| 07/22/2009 | EP1135356B1 Method of producing acid fluorides from acid chlorides |
| 07/22/2009 | CN101489970A Method for producing succinic acid |
| 07/22/2009 | CN101486636A Preparation of nonaqueous synthesized lead stearate |
| 07/22/2009 | CN100516020C Method of preparing phenoxy alkanoic, alkenoic, and alkynoic acids and salts thereof via a dicarboxylate intermediate |
| 07/22/2009 | CN100516017C Process for the carbonylation of an ethylenically unsaturated compound and catalyst therefore |
| 07/22/2009 | CN100516013C Method for carbonylation of lower aliphatic alcohols using tin promoted platinum catalyst |
| 07/22/2009 | CN100516009C Supported ruthenium nanoparticle catalyst for cis -dihydroxylation and oxidative cleavage of alkenes |
| 07/22/2009 | CN100516006C Method for manufacturing polymeriable substance |
| 07/21/2009 | US7563927 Process for producing (meth)acrylic acid or (meth)acrolein |
| 07/21/2009 | US7563926 Carried out in a bubble column reactor that provides for a highly efficient reaction at relatively low temperatures; oxidizing p-xylene to form terephthalic acid that can be purified and separated more easily; cost efficiency |
| 07/16/2009 | WO2009087994A1 Method for dehalogenating aromatic halide |
| 07/16/2009 | WO2009059228A3 Recovery of acetic acid from wood extracts |
| 07/16/2009 | WO2009046976A3 Additives containing cerium for lubricating compositions and method for the preparation thereof |
| 07/16/2009 | US20090182170 Process for producing alpha, beta-unsaturated carboxylic acid |
| 07/16/2009 | US20090182169 Method of crystallization |
| 07/16/2009 | US20090182165 Process for the Preparation of Carbonylation Products |
| 07/16/2009 | US20090182046 Cosmetic Compositions Containing Esters Based on 2-Propylheptanol |
| 07/15/2009 | EP1879846B1 Process for separating by rectification a liquid which contains an acrylic acid and/or a methacrylic acid |
| 07/15/2009 | EP1620384B1 Manufacture of conjugated linoleic salts and acids |
| 07/15/2009 | EP1323701B1 Methods for crystallization of hydroxycarboxylic acids |
| 07/15/2009 | CN101484410A Terphenyl derivatives for treatment of alzheimer's disease |
| 07/15/2009 | CN101484409A Recovery of aromatic dicarboxylic acids from waste polyester resin |
| 07/15/2009 | CN101481305A Preparation and apparatus for calcium acetate magnesium salt |
| 07/15/2009 | CN101481304A Process for preparing aminic acid by methyl formate hydrolysis |
| 07/15/2009 | CN100513386C Amide for inhibition of IL-8-induced chemiotaxis of neutrophil leucocytes |
| 07/15/2009 | CN100513376C Process for producing adipic acid |
| 07/14/2009 | US7560590 Withdrawing an acrylic acid-rich stream from the rectification column above the feed point and polymerization-inhibiting the upper section of the rectification column by means of diacrylic acid |
| 07/14/2009 | US7560578 Palm-based hydroxy fatty acid |
| 07/14/2009 | CA2421889C Diesel fuel additive compositions for improvement of particulate traps |
| 07/14/2009 | CA2358275C Method of recovering chemical species by depolymerization of poly(ethylene terephthalate) and related use |
| 07/14/2009 | CA2294615C Recovery of fermentation salts from dilute aqueous solutions |
| 07/09/2009 | WO2009085068A1 Compositions comprising artemisinic acid and methods of their preparation |
| 07/09/2009 | WO2009084417A1 Method for producing acrylic acid |
| 07/09/2009 | US20090177007 Process for producing carboxylic acid anhydrides |
| 07/09/2009 | US20090177006 Process for the Production of Acetic Acid |
| 07/09/2009 | US20090176942 Fluoroethercarboxylic acid and production method thereof, surfactant, method of producing fluoropolymer and aqueous dispersion used thereof |
| 07/09/2009 | US20090175940 Solubilized ibuprofen |
| 07/08/2009 | EP2076483A2 Methods of making organic compounds by metathesis and hydrocyanation |
| 07/08/2009 | EP2076482A1 Method for the production of alpha-keto acids and esters thereof |
| 07/08/2009 | CN101479229A Process for converting nitrile compounds to carboxylic acids and corresponding esters |
| 07/08/2009 | CN101475462A Method for recycling hydrogen from refined benzene dicarboxylic acid plant discharge airflow |
| 07/08/2009 | CN100509745C Method for supplying atmosphere gas |
| 07/08/2009 | CN100509744C Production of ammonium salts of aromatic carboxylic acids |
| 07/08/2009 | CN100509743C Method for preparing nonane diacid by ozone-hydrogen peroxide mixed oxidant catalysizing |
| 07/08/2009 | CN100509742C Process of producing aromatic carboxylic acid with guanidine compound as catalyst |
| 07/08/2009 | CN100509741C Method for synthesizing crotonic acid by using byproduct of croton aldehyde |
| 07/08/2009 | CN100509155C Multiphase catalyst composition |
| 07/07/2009 | US7557246 Method for the purification of (meth)acrylic acid |
| 07/07/2009 | US7557245 (Meth)acrylic acid is crystallized from composition while forming suspension comprising mother liquor and (meth)acrylic acid crystals; crystals are separated; a portion of separated crystals is melted to form melt; portion of melt is recycled; rest is in form of separated (meth)acrylic acid |
| 07/07/2009 | US7557243 Enriched terephthalic acid composition |
| 07/07/2009 | US7557223 Titanium-vanadium-tin comprising catalyst and process for the preparation of phthalic anhydride |
| 07/07/2009 | US7557061 preparing a slurry of phosphoric acid, MoO3, P2O5, CuO, V2O5, 0ptionally other metal compounds, heating, calcining to make oxidation catalyst, used for gas-phase catalytic oxidation of methacrolein with molecular oxygen; |
| 07/07/2009 | US7556784 Optimized production of aromatic dicarboxylic acids |
| 07/07/2009 | CA2288285C Catalysts based on vanadium, their preparation and use in the (co)polymerization of alpha-olefins |
| 07/02/2009 | WO2009082614A1 Process for making 2,2-bis (3,4-dicarboxyphenyl) hexafluoropropane |
| 07/02/2009 | WO2009081734A1 Method for recovery of oxidation catalyst, and process for production of aromatic carboxylic acid |
| 07/02/2009 | WO2009081458A1 Method of filtering crystallization slurry |
| 07/02/2009 | WO2009081099A1 Carbonylation process for the production of acetic acid and/or methyl acetate |
| 07/02/2009 | WO2009080949A1 Gossypol and apogossypol derivatives, preparation thereof and uses thereof |
| 07/02/2009 | WO2009080621A1 Cyclohexanone production process with modified post-distillation |
| 07/02/2009 | WO2009080620A1 Cyclohexanone production process with multiple post-distillation |
| 07/02/2009 | WO2009080618A1 Cyclohexanone production process with impurities removal |
| 07/02/2009 | WO2009080597A2 Process for preparing organically modified layered double hydroxide |
| 07/02/2009 | US20090171118 Preparing a compound comprising a combination of two crystal phases |
| 07/02/2009 | US20090171117 Method for producing a multi metal oxide catalyst, method for producing unsaturated aldehydes and/or carboxylic acids and band calcination device |
| 07/02/2009 | US20090171113 Ethanolysis of PET to Form DET and Oxidation Thereof |
| 07/02/2009 | US20090171106 Novel hybride materials and related methods and devices |
| 07/02/2009 | DE102007062773A1 Hydrophobiertes Bindemittelgemisch und daraus hergestellte Baumaterialien Water-repellent binder mixture and derived materials |
| 07/02/2009 | DE102007062772A1 Fettsäuresalzgemisch als Hydrophobierungsmittel für Baumaterialien Fatty acid salt mixture as water repellents for building materials |
| 07/02/2009 | CA2709885A1 A process to make a clay comprising charge-balancing organic ions, clays thus obtained, and nanocomposite materials comprising the same |
| 07/02/2009 | CA2709326A1 Method for producing succinic acid |
| 07/02/2009 | CA2708290A1 Gossypol and apogossypol derivatives, preparation thereof and uses thereof |
| 07/01/2009 | EP2075243A1 An integrated process for preparing a carboxylic acid from an alkane |
| 07/01/2009 | EP1547994B1 Method of vapor phase catalytic oxidation using multitubular reactor |
| 07/01/2009 | EP1487577B1 Catalyst-precursor for the production of maleic acid anhydride and method for the production thereof |
| 07/01/2009 | EP1263939B1 18477, a human protein kinase and uses therefor |
| 07/01/2009 | CN101472876A Method of replacing dispersion medium |
| 07/01/2009 | CN101472875A Process for alkaline hydrolysis of carboxylic acid derivatives to carboxylic acids |
| 07/01/2009 | CN101468948A An integrated process for preparing a carboxylic acid from an alkane |
| 07/01/2009 | CN101468947A Hydrolyzing method for aromatic primary amide |
| 07/01/2009 | CN100506779C Heterogeneously catalyzed partial gas phase oxidation of acrolein to acrylic acid |