| Patents for C07C 51 - Preparation of carboxylic acids or their salts, halides, or anhydrides (43,144) |
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| 03/05/2015 | WO2015031182A1 Separation of propionic acid from acrylic acid |
| 03/05/2015 | WO2015030580A1 Process for the production of methacrylic acid |
| 03/05/2015 | WO2015030509A1 Method for preparing levulinic acid using solid acid catalyst in presence of ethylene glycol-based compound solvent derived from biomass 바이오매스 유래 에틸렌 글리콜계 화합물 용매 하의 고체 산 촉매를 이용한 레블리닉산의 제조방법 |
| 03/05/2015 | WO2015030470A1 Method and device for continuously recovering (meth)acrylic acid |
| 03/05/2015 | WO2015030396A1 Method and device for continuously recovering (meth)acrylic acid |
| 03/05/2015 | WO2015030045A1 Porous metal wire, film containing same, and methods for manufacturing same |
| 03/05/2015 | WO2015029839A1 Method for producing fluorinated compound |
| 03/05/2015 | WO2015029457A1 Method for producing pyromellitic dianhydride, pyromellitic dianhydride produced by the method, and apparatus therefor |
| 03/05/2015 | US20150065749 Catalytic oxidation of uronic acids to aldaric acids |
| 03/05/2015 | US20150065748 Process for separating aryl carboxylic acids |
| 03/05/2015 | US20150065747 Process for ProducingTerephthalic Acid |
| 03/05/2015 | US20150065339 Metal oxide-organic hybrid materials for heterogeneous catalysis and methods of making and using thereof |
| 03/04/2015 | EP2842931A1 4-((substituted phenyl) difluoromethyl) phenoxy carboxylic acid derivative, and preparation method and uses thereof |
| 03/04/2015 | EP2842626A1 Method for producing molded catalyst and method for producing diene or unsaturated aldehyde and/or unsaturated carboxylic acid using said molded catalyst |
| 03/04/2015 | EP2841469A1 A process for the production of methacrylic acid and its derivatives and polymers produced therefrom |
| 03/04/2015 | EP2841411A2 Purification of unrefined edible oils and fats with magnesium silicate and organic acids |
| 03/04/2015 | EP2841410A1 A process for the production of methacrylic acid and its derivatives and polymers produced therefrom |
| 03/03/2015 | US8969640 Dehydrogenation of alkanols to increase yield of aromatics |
| 03/03/2015 | US8969618 Process for producing unsaturated aldehyde and/or unsaturated carboxylic acid |
| 03/03/2015 | US8969603 Oxidative cleavage of unsaturated carboxylic acids |
| 03/03/2015 | US8969437 Compound, method for producing the same and method for producing fluoropolymer |
| 03/03/2015 | US8968686 Oxidation system with sidedraw secondary reactor |
| 03/03/2015 | US8968671 Mixing in oxidation to phthalic anhydride |
| 02/26/2015 | WO2015026234A1 Supported metal nanoparticle-based catalyst for the hydrogenation of a levulinic acid source |
| 02/26/2015 | US20150057464 Method for producing acrylic acid with a fixed-bed multitubular reactor |
| 02/26/2015 | US20150052806 Method for Producing Levulinic Acid from Lignocellulosic Biomass |
| 02/24/2015 | US8962884 Method for preparing a complex of an acid and a metal |
| 02/24/2015 | US8962883 Levulinic acid from fungal biomass |
| 02/24/2015 | US8962882 Lactic acid direct synthesis process |
| 02/24/2015 | US8962881 Oxidized organic compound manufacturing method |
| 02/24/2015 | US8962874 Process for fractionating crude triglyceride oil |
| 02/24/2015 | US8962867 Solute-enhanced production of gamma-valerolactone (GVL) from aqueous solutions of levulinic acid |
| 02/24/2015 | US8962701 Integrated bioprocessing for fuel production |
| 02/24/2015 | US8962527 Process for preparation of herbicidal salts |
| 02/24/2015 | US8962515 Catalyst for producing acrylic acids and acrylates |
| 02/24/2015 | US8962243 Post protein hydrolysis removal of a potent ribonuclease inhibitor and the enzymatic capture of DNA |
| 02/19/2015 | WO2015022493A1 Process for recovering water, metal and organics from the production of polycarboxylic acid |
| 02/19/2015 | US20150051423 Process for the recovery of acetic acid |
| 02/19/2015 | US20150050707 Treatment of biomass |
| 02/18/2015 | EP2836498A1 Catalytic oxidation of uronic acids to aldaric acids |
| 02/18/2015 | EP2836478A2 Coriolus versicolor extracts, methods of isolating biologically-active compounds, and uses thereof |
| 02/18/2015 | EP2836476A2 Catalytic conversion of lactic acid to acrylic acid |
| 02/18/2015 | EP2836475A2 Purification of bio-based acrylic acid to crude and glacial acrylic acid |
| 02/17/2015 | US8957268 Methods of refining natural oil feedstocks |
| 02/17/2015 | US8957263 Process for recovering ethanol with sidedraws to regulate C3+ alcohols concentrations |
| 02/17/2015 | US8957255 Method of oxidizing an organic compound |
| 02/17/2015 | US8957250 Process for catalytic dehydration of lactic acid to acrylic acid |
| 02/17/2015 | US8957249 Process for removing, isolating and purifying dicarboxylic acids |
| 02/17/2015 | US8957248 Process for producing acetic acid |
| 02/17/2015 | US8957247 Pretreatment method for chelate resin having pyridine ring used for collecting catalyst in aromatic carboxylic acid production process |
| 02/17/2015 | US8957232 Liquid/liquid extraction |
| 02/17/2015 | US8957231 Concentrate of omega 3 |
| 02/17/2015 | US8956837 Method for producing glycolic acid |
| 02/17/2015 | US8956588 Selective dealumination of MOR type zeolites |
| 02/17/2015 | CA2785742C Simulated moving bed chromatographic separation process |
| 02/12/2015 | WO2015020302A1 Process for producing succinic acid using highly efficient reaction system comprising batch type reaction system and circulation type reaction system |
| 02/12/2015 | WO2015019028A1 Hydrobromination method |
| 02/12/2015 | US20150045582 Process for making ethylene and acetic acid |
| 02/12/2015 | US20150045581 Method for producing acrolein and acrylic acid with a fixed-bed multitubular reactor |
| 02/12/2015 | US20150045577 Method for hydrolysing acetone cyanohydrin |
| 02/12/2015 | US20150045576 Methods of making alkyl lactates and alkyl levulinates from saccharides |
| 02/12/2015 | US20150044741 Carboxylate acidification |
| 02/11/2015 | EP2835176A1 Multi-tubular reactor and multi-tubular reactor design and fabrication method |
| 02/11/2015 | EP2834334A1 Catalyst and method of manufacture |
| 02/11/2015 | EP2834213A1 Process for separating monochloroacetic acid and dichloroacetic acid via extractive distillation using an organic solvent |
| 02/11/2015 | CN204147739U 醋酸的喷淋提纯系统 Acetic acid spray purification system |
| 02/11/2015 | CN104350035A 制备曲前列环素及其衍生物的方法 Prepared treprostinil and its derivatives |
| 02/11/2015 | CN104350034A 可再生丙烯酸生产和自其制备的产物 Renewable production of acrylic acid and the product since its preparation |
| 02/11/2015 | CN104342087A 含n-异丙基环己基胺的超分子相变材料及其制备与应用 Supramolecular containing n- isopropyl cyclohexylamine phase change material and its preparation and application |
| 02/11/2015 | CN104342065A 一种配制竹制品专用胶粘剂用添加剂的制备方法 Bamboo products formulated a special adhesive additive preparation method |
| 02/11/2015 | CN104341422A 托菲替尼的中间体及其制备方法 Christofias imatinib intermediates and its preparation method |
| 02/11/2015 | CN104341293A 4-羟基邻苯二甲酸的制备方法 Preparation of 4-hydroxy-phthalic acid method |
| 02/11/2015 | CN104341292A 离心萃取回收酸性水溶液中愈创木酚的方法 Centrifugal extractor acidic aqueous recycle guaiacol method |
| 02/11/2015 | CN104341291A 一种直接催化转化甲壳素或壳聚糖制备乙酰丙酸的方法 A direct catalytic conversion of chitin or chitosan levulinic acid method |
| 02/11/2015 | CN104341290A 离子液体萃取精馏分离醋酸和水的方法 Methods ionic liquid extractive distillation of acetic acid and water |
| 02/11/2015 | CN104341289A 醋酸铈的制备方法与系统 Method and system for preparing cerium acetate |
| 02/11/2015 | CN104341288A 醋酸镧的制备方法与系统 Method and system for preparing lanthanum acetate |
| 02/11/2015 | CN104341287A 一种程序升温式油酸二聚制备二聚酸的方法 A program for heating formula oleic acid dimer acid dimer preparation method |
| 02/11/2015 | CN103524335B 以分解催化剂的碱浸出法从废涤纶纤维回收制造对苯二甲酸和乙二醇纯化的方法 Methods decomposition catalyst alkali leaching from waste recycled polyester fiber manufacturing purified terephthalic acid and ethylene glycol |
| 02/11/2015 | CN103467445B 苯甲酸阿格列汀的制备方法 Preparation of alogliptin benzoate |
| 02/11/2015 | CN103201248B 生产山梨酸酐的方法和其作为食品防腐剂的用途 Production of sorbic acid anhydride method and its use as a food preservative |
| 02/11/2015 | CN103121946B 粗对苯二甲酸滤饼的洗涤方法 Washing method crude terephthalic acid cake |
| 02/11/2015 | CN103058851B 一种2-三氟甲基丙烯酸的制备方法 Method for preparing one kind of 2- trifluoromethyl methacrylic acid |
| 02/11/2015 | CN101448773B 用于烯属不饱和化合物羰基化的金属络合物 Ethylenically unsaturated compounds for the carbonylation of metal complex |
| 02/10/2015 | US8952196 Removal of aromatics from carbonylation process |
| 02/10/2015 | US8952195 Process for oxidizing alkyl aromatic compounds |
| 02/10/2015 | US8952194 Hydrogen treatment of impure tall oil for the production of aromatic monomers |
| 02/10/2015 | US8952175 Method for production of 3-hydroxypropan-1-one compound, method for production of 2-propen-1-one compound and method for production of isoxazoline compound |
| 02/10/2015 | US8951542 Lipid vesicle compositions and methods of use |
| 02/05/2015 | WO2015017430A1 Oxidative esterification catalyst |
| 02/05/2015 | WO2015016217A1 Method for producing acrylic acid |
| 02/05/2015 | WO2015015100A1 Method for continuous production of light acrylates by esterification of a raw ester-grade acrylic acid |
| 02/05/2015 | WO2015014464A1 Process for the preparation of phenols |
| 02/05/2015 | US20150038741 Apparatus for production of high purity carbon monoxide |
| 02/05/2015 | US20150038737 Process And System For Purification Of Aromatic Dicarboxylic Acid |
| 02/05/2015 | US20150038735 Preparation of alpha, beta-unsaturated carboxylic acids and esters thereof |
| 02/05/2015 | US20150038731 Process for preparing carboxylic acids |
| 02/05/2015 | US20150038567 Cannabinoid Carboxylic Acids, Salts of Cannabinoid Carboxylic Acids, and the Production and Uses of Same |
| 02/05/2015 | US20150038524 Crystalline naloxol-peg conjugate |
| 02/04/2015 | EP2832718A1 Process for producing acrylic acid using fixed-bed multitubular reactor |