Patents
Patents for C07C 53 - Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen (9,125)
01/2001
01/18/2001DE19933696A1 Verfahren zur Rückgewinnung fluorierter Emulgatoren aus wässrigen Phasen A process for the recovery of fluorinated emulsifiers from aqueous phases
01/18/2001DE19932771A1 Verfahren zur Eluierung fluorierter Emulgatoren Process for the elution of fluorinated emulsifiers
01/17/2001EP1069078A2 Method of elution of fluorinated emulgators
01/17/2001EP1068174A1 Method for producing acrylic acid and acrylic acid esters
01/17/2001CN1280120A Process for preparing sodium diacetate
01/17/2001CN1280119A Method for producing carboxylic acid and alcohol
01/17/2001CN1280116A Method and catalyst for preparing oxide containing two carbon atoms from synthetic gas
01/17/2001CN1060758C Method for recovering useful materials from saponified waste lye
01/16/2001US6175039 Catalyzing the reaction in presence a dissolved homogeneous catalyst contained in a distillation column
01/16/2001US6175018 Process for preparation of propionic acid derivatives
01/16/2001CA2039265C Nitrile-accelerated hydrocarboxylation
01/14/2001CA2313886A1 Process for the elution of fluorinated emulsifiers
01/10/2001EP1066241A2 Method for producing (meth)acrylic acid and (meth)acrylic acid esters
01/10/2001EP1066238A1 Process for production of acetic acid
01/04/2001WO2001000556A1 Dust-free calcium formate
01/03/2001EP1064997A2 Process and catalyst for the preparation of C2-oxygenates from synthetic gas
01/03/2001CN1060156C Production method for calcium acetate
12/2000
12/28/2000WO2000078700A2 Method for improving the stability and/or avoiding deactivation of a catalyst when making an acetic acid and/or methyl acetate
12/28/2000DE19929346A1 Dust-free, free-flowing calcium formate production, especially for use as feed additive, by agglomerating microcrystalline material in presence of auxiliary
12/28/2000DE19929281A1 Verfahren und Katalysator zur Herstellung von C¶2¶-Oxygenaten aus Synthesegas A process and catalyst for the production of oxygenates from synthesis gas C¶2¶-
12/27/2000EP1063566A1 A method for preparing non-photo-sensitive fatty acid silver salt grain
12/26/2000US6166230 Sterol extraction with polar solvent to give low sterol, high triglyceride, microbial oil
12/21/2000WO2000076949A1 Method of making hydrogenated acids
12/21/2000CA2374615A1 Method of making hydrogenated acids
12/20/2000EP1061063A1 Method of producing carboxylic acid and alcohol
12/20/2000EP1059975A2 Purification of organic acids using anion exchange chromatography
12/20/2000CN1059662C New process for producing chloroacetic acid
12/14/2000DE19934410C1 Separation and purification of aqueous mixtures of acetic acid, formic acid and high boiling fractions uses apparatus with separation and distillation columns containing organic solvent
12/13/2000EP1058579A1 Catalyst for the oxidation of ethane to acetic acid
12/12/2000US6160163 Vapor-phase carbonylation of lower alkyl alcohols, polyols alkylalkylene polyethers, and alkylene oxide adducts to esters and optionally, carboxylic acids using a catalyst having a platinum on a solid support and a halide promoter
12/12/2000US6159896 Iridium catalyst for carbonylation of lower aliphatic alcohols
12/06/2000CN1275971A Method for selectively producing acetic acid through the catalytic oxidation of ethane
12/06/2000CN1059198C Process for manufacturing of stannous caprylate
12/06/2000CN1059197C Process for preparation of tetrachlorocarboxylic derivatives
12/06/2000CN1059196C Preparation process of zinc acetate
12/06/2000CN1059195C Productive process for specific grade zinc stearate
12/05/2000US6156934 Diphosphines
12/05/2000CA2186525C Basic inorganic binders
11/2000
11/29/2000CN1274712A Preparation of food-level calcium acetate by using egg shell and other biological waste as raw material
11/29/2000CN1058956C Production process of chromium salt and aluminium salt of hexachlorofatty acid waterproof agent
11/23/2000DE19922643A1 Herstellung von aliphatischen alpha,omega-Dicarbonsäuren The preparation of aliphatic alpha, omega-dicarboxylic acids
11/22/2000EP1053992A1 Production of aliphatic alpha, omega-dicarboxylic acids
11/22/2000EP1053210A1 Process for producing anionic clays using magnesium acetate
11/22/2000CN1273962A Process for synthesizing potassium formate
11/21/2000US6150530 Amidation of amine with acid
11/16/2000WO2000068290A2 Poly(3-cyclopropyl-3-hydroxypropionate) and processes for its preparation and derivatives thereof
11/16/2000WO2000067702A1 Cosmetic or pharmaceutical utilisation of nanoscalic metal soaps
11/16/2000DE19920555A1 Verwendung von nanoskaligen Metallseifen The use of nanoscale metal soaps
11/15/2000EP1051387A1 Anticancer platinum (iv) complexes for oral administration
11/15/2000EP1051385A1 Processes for preparing oxygenates and catalysts therefor
11/08/2000EP0901454B1 Process for the selective production of acetic acid
11/08/2000EP0862550B1 Carboxylic acid derivatives, their preparation and their use
11/07/2000US6143930 Employing a multiple distillation process coupled with an optional extraction of acetaldehyde in manufacture of high purity acetic acid
11/01/2000CN1272104A Method for producing chlorocarboxylic acid chlorides
10/2000
10/31/2000US6140535 Iridium-catalyzed carbonylation process for the production of acetic acid
10/26/2000WO2000063145A1 Method for producing carboxylic acids from olefins
10/26/2000DE19917557A1 Production of carboxylic acid, e.g. propionic acid, involves reaction of olefin with carbon monoxide and water using a catalyst system containing rhodium, pyridine and a molybdenum or rhenium carbonyl
10/24/2000US6137005 Mixing and reacting k-, na-, cs- or nh.sub.4-formate; k-, na-or cs-hydroxide; k-, na- or cs-carbonate; k-, na- or cs-bicarbonate; or nh.sub.3 with formic acid containing water; cooling, filtering, recirculting filtrate; drying filter cake
10/24/2000US6137000 Contacting reactants selected from alkyl alcohols, alkane polyols, alkyl alkylene polyethers, alkoxyalkanol with carbon monoxide in presence of supported irridium and lanthanum series metals to form esters or carboxylic acids
10/24/2000CA2120287C Process for preparing carboxylic acids or corresponding esters using an iridium-based catalyst
10/19/2000WO2000061535A1 Catalyst for production of acetic acid or acetic acid and ethyl acetate, process for its production and process for production of acetic acid or acetic acid and ethyl acetate using it
10/17/2000US6133222 Bleaching detergent comprising bleaching agent, mid-chain branched surfactant, adjunct ingredients
10/11/2000EP1043064A2 Mixed metal oxide catalyst and use thereof in oxidation reactions
10/11/2000CN1269347A Process and apparatus for preparing saturated carboxylic acids having one to four carbon atoms
10/11/2000CN1269259A Oxidation catalyst and using method thereof
10/11/2000CN1269253A Methanol and ethyl acetate separating method
10/10/2000US6130356 Catalysts for the oxidation of ethane to acetic acid, methods of making and using the same
10/10/2000US6130355 Anhydrous carbonylation process for the production of acetic acid
10/04/2000CN1268504A Method for prodn. of acetic acid
10/04/2000CN1057079C Catalystic rectification and hydrolization technology and equipment for methyl acetate
10/04/2000CN1057078C Process for producing acetic acid
10/03/2000US6127574 Carbonylation process
10/03/2000US6127432 Processes for preparing oxygenates and catalysts therefor
09/2000
09/30/2000CA2303465A1 Gelled hydrocarbon compositions and methods for use thereof
09/28/2000WO2000056694A1 Process for producing fluorine compound through liquid-phase fluorination
09/21/2000DE19910866A1 Verfahren und Vorrichtung zur Herstellung von gesättigten Carbonsäuren mit ein bis vier C-Atomen Method and apparatus for preparing saturated carboxylic acids having from one to four carbon atoms
09/20/2000EP1036055A2 Method for producing chlorocarboxylic acid chlorides
09/19/2000CA2011294C Carbonylation catalyst system
09/13/2000EP1035101A2 Process and apparatus for the production of carboylic acids with one to four carbon atoms
09/13/2000CN1266049A Process for treating waste liquid after recovering cobalt and manganese in process of producing terephthalic acid
09/05/2000US6114467 Antisticking, nonwetting, stability
09/05/2000CA2225381C Nitric acid hydrolysis of polyamides
08/2000
08/31/2000WO2000050623A2 Method for preparing optically active 3,3,3-trifluoromethyl-2-alkyl propionic acid derivatives
08/30/2000CN1264697A Process for preparing monochloroacetic acid
08/30/2000CN1055914C Process for prepn. of carboxylic acids or corresponding esters in presence of catalyst based on iridium
08/29/2000US6111136 Method for preparation of perfluoroalcanecarboxylic and perfluoroalkanesulfonic acids
08/29/2000US6111082 Stable concentrated rare earth carboxylate liquids
08/24/2000WO2000048978A1 Method for carbonylation of lower aliphatic alcohols
08/24/2000WO2000048977A1 Method for carbonylation of lower alkyl alcohols
08/24/2000WO2000048976A1 Iridium catalyst for carbonylation of lower aliphatic alcohols
08/23/2000EP0824511B1 Method for manufacture of products containing disalts of formic acid
08/23/2000EP0821662B1 Recovery of acetic acid from dilute aqueous streams formed during a carbonylation process
08/23/2000CN1055677C Method of preparing caesium salts from caesium aluminium alum
08/17/2000WO2000047539A1 Fluorinating agent, process for producing the same, and use thereof
08/17/2000WO2000047315A1 Use of ethoxylated glyceride mixtures as emulsifiers for producing paraffin hydrocarbon emulsions
08/16/2000CN1055475C Organic cerium (IV) compounds and their preparation and use
08/15/2000US6103934 Manufacturing and process control methods
08/10/2000WO2000046173A1 Method for producing overbased zinc soaps
08/10/2000DE19904139A1 Verfahren zur Herstellung überbasischer Zinkseifen Process for preparing overbased zinc soaps
08/09/2000EP1025190A2 Fatty acids, soaps, surfactant systems, and consumer products based thereon
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