Patents
Patents for C07C 63 - Compounds having carboxyl groups bound to carbon atoms of six-membered aromatic rings (6,553)
03/2011
03/17/2011US20110065952 Arrangement and method for producing high-purity crystals
03/17/2011US20110065887 Process for producing pentaerythritol mercaptocarboxylic acid ester, pentaerythritol mercaptocarboxylic acid ester obtained by the same, and use thereof
03/17/2011US20110064892 Polycyclic Organic Compounds, Retardation Layer and Compensation Panel on Their Base
03/16/2011CN101986320A Modeling method for heterogeneous azeotropic rectification solvent dehydrating tower of industrial purified terephthalic acid (PTA) device
03/16/2011CN101985435A Novel eutectic ionic liquid and preparation method thereof
03/09/2011EP2292684A2 Ethanolysis of pet to form det and oxidation thereof
03/09/2011EP2292581A1 Extraction process for removal of impurities from mother liquor in the synthesis of carboxylic acid
03/09/2011EP2291384A2 Metal organic framework compounds
03/03/2011US20110053779 2-(3-alkylthiobenzoyl)cyclohexanediones and their use as herbicides
03/02/2011EP2288587A2 Method for producing phthalic acid anhydride
03/02/2011CN101982452A Method for extracting terephthalic acid from alkali weight reduction waste liquor
03/01/2011US7897643 Biphenyl carboxylic acids and derivatives thereof
02/2011
02/23/2011EP2285487A2 Catalytic oxidation reactions in supercritical or near-supercritical water for the production of an aromatic carboxylic acid
02/23/2011CN201751721U New device for recovering PTA (Purified Terephthalic Acid) energy
02/23/2011CN101980997A Process for production of high-purity trimellitic acid
02/23/2011CN101979129A Tail gas green management process for use in oxidization of benzene homologues in air
02/23/2011CN101010278B 优化的液相氧化 Optimized liquid phase oxidation
02/22/2011US7893152 polymer-coated pigment particles for ink jet inks; improved waterfastness, smear and smudge resistance, contrast, and discoloration inhibition
02/22/2011US7893122 Chemical process for recycling polyethylene terephthalate (PET) waste
02/17/2011WO2011017870A1 Method and system for separating and filtrating for crude terephthalic acid in preparation of refined terephthalic acid
02/17/2011WO2011017869A1 Method and apparatus for recycling hydrogen in refining unit of device for refined terephthalic acid
02/16/2011EP2282986A1 Method for producing aromatic and heteroaromatic carboxylic acids, carboxylic acid esters and carboxylic acid amides
02/16/2011CN101977886A Compositions and methods for treating ophthalmic diseases
02/16/2011CN101973865A Method for chloridizing carboxylic acid to corresponding acyl chloride by utilizing environmental pollutant-carbon tetrachloride
02/16/2011CN101972646A Toluene liquid-phase selective oxidation catalyst and preparation method thereof
02/16/2011CN101972623A Continuous oxidation reaction kettle for trimethyl benzene
02/10/2011WO2011015169A1 Method and system for producing phthalic acid/phthalic anhydride
02/10/2011DE102009036295A1 Verfahren und Anlage zur Herstellung von Phthalsäure/Phthalsäureanhydrid Process and apparatus for the production of phthalic acid / phthalic anhydride
02/09/2011EP2281800A1 Method for manufacturing phthalic acid/phthalic acid hydride
02/09/2011EP2281799A1 A process for producing purified terephthalic acid
02/08/2011US7884230 Process for chemical recycling of post consumption poly(ethylene terephthalate) and apparatus for chemical recycling of post consumption polyethylene terephthalate
02/08/2011US7884133 cannabidiol derivatives such as 3-(2,6-dihydroxy-4-pentylphenyl)-4-prop-1-en-2-ylcyclohexene-1-carboxylic acid, used as as analgesics, antiinflammatory and antidiarrheal agents
02/03/2011US20110028740 Method for starting a gas phase oxidation reactor that contains a catalytically active silver-vanadium oxide bronze
02/02/2011CN101961633A Unsym-trimethyl benzene continuous oxidation reaction equipment
02/02/2011CN101961632A Trimethyl benzene continuous oxidation reactor
01/2011
01/26/2011EP2276720A2 Improved systems and processes for the production of isophthalic acid and terephthalic acid
01/26/2011CN101955454A Salt and photoresist composition containing the same
01/26/2011CN101955453A Salt and photoresist composition containing the same
01/26/2011CN101955426A Industrial purified terephthalic acid device azeotropic rectification solvent dehydrating process optimization operating method
01/26/2011CN101954198A High-pressure dehydrating tower in process of continuously producing trimellitate
01/25/2011CA2392723C Method for producing fatty acid alkyl esters
01/20/2011US20110015426 Novel diamantane compounds, liquid crystalline compounds, and liquid crystalline compositions
01/20/2011US20110014566 Salt and photoresist composition containing the same
01/19/2011EP2274265A1 Method for starting a gas phase oxidation reactor that contains a catalytically active silver-vanadium oxide bronze
01/19/2011CN101469431B Method for preparing nano oxidized graphite particle or flake graphite and benzene hexacarbonic acid simultaneously
01/19/2011CN101065343B 氧化催化剂及氧化方法 Oxidation catalyst and the oxidation process
01/13/2011WO2011004980A2 Method for preparing tricyclic derivatives
01/13/2011WO2011004429A1 Method for refining crude terephthalic acid
01/13/2011WO2010111288A3 Spray process for selective oxidation
01/12/2011CN201704239U Paraxylene oxidation crystallization device
01/12/2011CN201701794U Sealed structure of pure terephthalic acid filter press set end seat
01/12/2011CN101941901A Method for recycling mother solid in PTA-refining wastewater
01/12/2011CN101941899A Preparation method of isotope labeled carboxylic acid compound
01/06/2011US20110003809 Imidazo [4,5-b] pyridine derivatives used as raf inhibitors
01/06/2011US20110003250 Coating compositions suitable for use with an overcoated photoresist
01/05/2011EP2269973A1 Process for production of high-purity trimellitic acid
01/05/2011CN101935277A Porous rare-earth metal-organic framework material, preparation method and application thereof in natural gas storage
01/05/2011CN101935276A Synthetic method of p-phthaloyl chloride
01/05/2011CN101530810B Carried molecular sieve catalyst and application thereof in 2,6-naphthalene dicarboxylic acid synthesis
01/04/2011US7863328 Phenylbenzoic acid derivatives, processes for the preparation thereof, pharmaceutical compositions comprising them, and therapeutic uses thereof
01/04/2011CA2380370C Novel derivatives of dicarboxylic acid having pharmaceutical properties
12/2010
12/30/2010US20100331552 Acid salt of tolterodine having effective stability for transdermal drug delivery system
12/30/2010US20100331398 Derives du gossypol et de l'apogossypol, leurs preparations et leurs applictions
12/30/2010US20100330032 Heterocyclic antiviral compounds
12/29/2010WO2010151346A1 Carbohydrate route to para-xylene and terephthalic acid
12/29/2010EP2266944A2 Optimized liquid-phase oxidation of paraxylene
12/29/2010CN101927159A Method for preparing oxidation catalyst for phenanthrene
12/29/2010CA2765892A1 Carbohydrate route to para-xylene and terephthalic acid
12/22/2010CN101925563A Process for production of oxygen-containing organic compound
12/22/2010CN101920195A Preparation method of terephthalic acid hyrorefining catalyst by using carbon nanofibers as vector
12/22/2010CN101920138A Filtering material and application thereof
12/21/2010CA2425567C Method of producing carboxylic acid salts
12/16/2010WO2010049697A3 Pure carboxilic acid filtration
12/16/2010US20100319091 Methods of modulating production of phenylpropanoid compounds in plants
12/16/2010US20100316557 Continuous extraction technique for the purification of carbon nanomaterials
12/15/2010EP1634883B1 2-substituted phenyl-5,7-dialkyl-3,7-dihydropyrrole[2,3-d] pyrimidine-4-one derivatives, the preparation and the pharmaceutical use thereof
12/15/2010CN101914013A Water-saving terephthalic acid production method
12/15/2010CN101914003A Method for producing aromatic carboxylic acids by liquid-phase catalytic oxidation of alkyl aromatics
12/14/2010US7851649 Nitration of corresponding alkanediols with "stabilized" nitric acid having a concentration of 83-85%, and a concentration of nitrous acid and nitrogen oxides lower than 10 p.p.m.; high yields; under easily controllable conditions; intermediates for synthesis of non-steroidal antiinflammatory drugs
12/14/2010CA2413748C Production of aromatic carboxylic acids
12/09/2010US20100311593 Haloalkylmethyleneoxyphenyl-substituted ketoenols
12/08/2010EP2257517A1 Salts of memantine and cox-inhibitors and their crystal form in the treatment of pain
12/08/2010EP1618953B1 Use of a metal catalyst
12/08/2010CN1914145B Method for producing aromatic carboxylic acid
12/08/2010CN101910092A Carboxylic acid production process employing solvent from esterification of lignocellulosic material
12/08/2010CN101906033A Preparation method of m-methyl benzoyl formyl chloride
12/01/2010EP2254857A1 Compositions and methods for treating ophthalmic diseases
12/01/2010CN101903072A Method of filtering crystallization slurry
11/2010
11/30/2010US7842845 Prepared via a combinatorial synthesis based on a Suzuki coupling, subsequent halo-demetallation and finally a Suzuki coupling; Suzuki couplings are each carried out with a boronic acid or a boronic acid ester; 5-Bromo-1,3-difluoro-2-[(R)-3-methylpentyl]benzene
11/25/2010US20100298567 Nitration of activated aromatics in microreactors
11/25/2010US20100298347 Substituted 2-naphthoic acids as antagonists of gpr105 activity
11/24/2010CN101891609A Inclusion separating method and application of isomerides of 3-diphenic acid and 4-diphenic acid
11/23/2010CA2462273C Method of removing iron oxide deposits from the surface of titanium components
11/18/2010WO2010011871A3 Methods and compositions for providing salicylic acid-independent pathogen resistance in plants
11/18/2010US20100292498 Site-Specific Inhibitors of Histone Methyltransferase [HMTASE] and Process of Preparation Thereof
11/18/2010US20100292458 Novel photolabile protective groups for improved processes to prepare oligonucleotide arrays
11/18/2010US20100292329 4-hydroxy benzoate derivatives for use in the treatment of infection, inflammation or pain
11/17/2010EP2251315A1 Crude therephthalic acid composition and production process thereof
11/17/2010EP1595862B1 Process for production of iodine compounds and process for production of high-purity 5-iodo-2-methylbenzoic acid
11/16/2010US7834061 Process for producing 1,4-dihydroxy-2-naphthoic acid
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