| Patents for C07B 63 - Purification; Separation specially adapted for the purpose of recovering organic compounds; Stabilisation; Use of additives (4,057) |
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| 10/03/2007 | CN101048415A Process for the purification of tacrolimus |
| 10/02/2007 | CA2184049C Thermally stable storable crystalline modification of n-methyl-n-[(1s)-1-phenyl-2-((3s)-3-hydroxy-pyrrolidin-1-yl)ethyl]-2,2-diphenylacetamide and a process for its preparation |
| 09/27/2007 | US20070221541 Each of the stages in the sequence involve cooling the syngas to a successively lower temperature as the syngas progresses from the first stage to the last stage, and evaporating the liquefied acid gases at successively lower pressures |
| 09/27/2007 | DE19631633B4 Verfahren zur Herstellung von Lactid A process for producing lactide |
| 09/19/2007 | CN100338006C Purification of alpha-, bera- or gamma-substituted carboxylic acids |
| 09/19/2007 | CN100337623C Chinese rose total flavone and its prepn and use |
| 09/13/2007 | DE4429506B4 Verfahren zur Extraktion natürlicher Carotinoid-Farbstoffe A method for extraction of natural carotenoid pigments |
| 09/13/2007 | DE202007003784U1 Vorrichtung zur Reinigung von Biomolekülen Apparatus for the purification of biomolecules |
| 09/13/2007 | CA2539418A1 Switchable solvents and methods of use thereof |
| 09/06/2007 | DE102006010347A1 Polymerisationsinhibitor zur Stabilisierung von olefinisch ungesättigten Monomeren Polymerization inhibitor for stabilization of olefinically unsaturated monomers |
| 09/06/2007 | DE102006009973A1 Bei Raumtemperatur flüssige Verbindungen At room temperature liquid compounds |
| 09/06/2007 | DE102006009972A1 Bei Raumtemperatur flüssige Verbindungen At room temperature liquid compounds |
| 09/05/2007 | EP1828081A1 Device for removing oxygen-containing organic compounds from mixtures of various hydrocarbon compounds |
| 08/30/2007 | WO2007097127A1 Method of estimating amount of gas hydrate decomposed and decomposition gas utilizing system |
| 08/30/2007 | WO2007097126A1 Method of controlling amount of gas hydrate decomposed and decomposition gas amount controlling system |
| 08/29/2007 | CN101024635A Industrial benzene anhydride of preventing storage colour-change and its preparing method |
| 08/23/2007 | US20070197477 Phosphonium salts derivatives |
| 08/23/2007 | US20070193960 Process for recovering organic compounds from aqueous streams containing same |
| 08/23/2007 | US20070193952 Using ionic liquids containing imidazolium, pyridinium, pyrazolium,quinolinium, thiazolium and triazinium cations for extractive removal of phenols, alcohols, amines, phoshines, hydroxylamines, hydrazines, oximes, imines, water, carboxylic acids, amino acids, hydroxamic acids, sulfinic acids impurities |
| 08/22/2007 | CN101020589A Prepn and application of free radical stabilizer |
| 08/16/2007 | US20070190049 Use of A33 antigens and JAM-IT |
| 08/16/2007 | DE19823102B4 Flüssige Antioxidantien als Stabilisatoren Liquid antioxidants as stabilizers |
| 08/15/2007 | CN101018795A Phosphonium salts derivatives and their use as solubility controlling auxiliaries |
| 08/14/2007 | US7256153 As hydrogenation catalyst to selectively hydrogenate highly unsaturated hydrocarbons |
| 08/09/2007 | US20070184574 Condensed polycyclic aromatic compound thin film and method for preparing condensed polycyclic aromatic compound thin film |
| 08/07/2007 | US7253314 Method for refining easily polymerizable matter-containing substance and apparatus therefor |
| 08/07/2007 | CA2470124C Process for preparing 10-desacetylbaccatine iii |
| 08/07/2007 | CA2151563C Preparation of stable zinc insulin analog crystals |
| 08/01/2007 | EP1813585A1 Method of inhibiting polymerization giving copolymer of divinylbenzene and aromatic vinyl compound |
| 08/01/2007 | EP1812447A1 Process for the purification of tacrolimus |
| 08/01/2007 | EP1301168B1 Storage-stable compositions of glycerol monoalkyl ethers |
| 07/31/2007 | CA2162530C Novel crystalline cephem acid addition salts and processes for their preparation |
| 07/23/2007 | CA2567016A1 A method for the preparation of dicarboxylic imides |
| 07/19/2007 | US20070167533 alkyl oxygenate ., methanol) manufacture via partial oxidation of alkane (methane) uses an injectively-mixed backmixing reaction chamber in fluid communication with a tubular-flow reactor. Alkyl free radicals are induced in the backmixing reaction chamber prior to being fed through a flow-restriction |
| 07/18/2007 | CN1326814C Process for preparing Erigeron breviscapus active component |
| 07/17/2007 | CA2283018C Package for safe storage of electrophilic fluorinating agent |
| 07/11/2007 | EP1806123A2 Storage-stable compositions of glycerol monoalkyl ethers |
| 07/05/2007 | DE102005062608A1 Solution system based on molten ionic liquid e.g. imidazolium salt for dissolving carbohydrate e.g. starch, cellulose or derivative and regeneration e.g. for fiber production also contains water and/or other protic solvent |
| 07/04/2007 | EP1144545B1 Method of stabilising monomers, immobilized radical polymerisation inhibitors or retarders |
| 07/04/2007 | CN1990006A Chenopodium ambrosioides extract, preparation thereof, preparation method and use thereof |
| 07/04/2007 | CN1324040C Medicament for treating diabetes, diabetes complication, its preparation and novel use |
| 07/04/2007 | CN1323989C Improved extraction process |
| 06/28/2007 | WO2007073202A1 Purification process of iodixanol |
| 06/28/2007 | DE102005062654A1 Method for extracting alcoholate through crystallization from the corresponding alcohol solution comprises crystallizing alcoholate at a specific pressure and temperature |
| 06/28/2007 | DE102005062354A1 Conversion of an aromatic hydrocarbon containing sulfur containing aromatic compounds comprises lowering the content of the sulfur containing compound, and hydrogenating the aromatic hydrocarbon |
| 06/21/2007 | US20070142683 Supported Catalyst for the Selective Hydrogenation of Alkynes and Dienes |
| 06/20/2007 | CN1982322A Method for organically separating and extracting enzymic lignin |
| 06/20/2007 | CN1982312A Method for purification of indole derivative trimer, electrode active substance and electrochemical cell |
| 06/20/2007 | CN1321952C Method for removing halogen anion impurity in organic electrolytic salt |
| 06/19/2007 | CA2314875C Inhibitor composition for stabilizing substances capable of free radical polymerization |
| 06/14/2007 | DE102004045879B4 Verfahren zur Reinigung von Aromaten enthaltenden Zufuhrströmen mit Zeolithen A process for the purification of aromatics-containing feed streams with zeolites |
| 06/08/2007 | CA2570660A1 Stabilized cholinesterase subtrate solution |
| 06/07/2007 | WO2007063915A1 Process for production of gas hydrate |
| 06/06/2007 | CN1974527A Process of preparing high purity chlorogenic acid and flavonid with eucommia leaf |
| 06/06/2007 | CN1973875A Process of extracting Tatine compounds from Puer tea and the product |
| 06/06/2007 | CN1319912C Complex phase adsorption separating method on hydrophobic silicon zeolite for benzene di-substituted isomer |
| 06/06/2007 | CN1319551C Method for extracting volatile oil and liposoluble alkaloid from plumula nelumbini |
| 05/31/2007 | WO2007038363A3 Utilizing ionic liquids for hydrofluorocarbon separation |
| 05/30/2007 | CN1972884A Molecularly imprinted polymers selective for nitrosamines and methods of using the same |
| 05/30/2007 | CN1969903A Acanthopanax extract medicament for preventing and treating cardiovascular and cerebrovascular disease and preparation process thereof |
| 05/30/2007 | CN1318440C Preparation method of low-acid ginkgo leaf extract |
| 05/24/2007 | WO2007056859A1 Reversibly switchable surfactants and methods of use thereof |
| 05/24/2007 | CA2629943A1 Reversibly switchable surfactants and methods of use thereof |
| 05/18/2007 | WO2007054392A1 Method of separating acids from chemical reaction mixtures by means of apolar amines |
| 05/18/2007 | CA2628503A1 Method of separating acids from chemical reaction mixtures by means of apolar amines |
| 05/16/2007 | CN1962572A 阻聚剂 Polymerization inhibitor |
| 05/16/2007 | CN1962571A Method for extracting and separating ethyl acetate-ethanol system using ion liquid |
| 05/16/2007 | CN1962043A A gas hydrate high-speed preparation method and device |
| 05/10/2007 | DE102005053540A1 Verfahren zur Abtrennung von Säuren aus chemischen Reaktionsgemischen mit Hilfe unpolarer Amine A process for separating acids from reaction mixtures with the aid of non-polar amines |
| 05/08/2007 | US7214819 Fluorous triphasic reaction and separation processes for the generation of enantioenriched alcohols, amines, carboxylic acids and related compounds |
| 05/08/2007 | CA2247526C Maltitol crystals having specific shapes, crystalline compositions containing them and processes for preparing them |
| 05/03/2007 | US20070095645 Setting a pressure not higher than ambient pressure andheating to a temperature of 60-350 degrees C., wherein cations, anions and uncharged molecules are present in equilibrium in the ionic liquid; purification; circulation; ionic solvents |
| 05/02/2007 | EP1144675A4 Pharmacokinetic-based drug design tool and method |
| 04/26/2007 | WO2007045093A1 Preparation of taxanes |
| 04/25/2007 | CN1312124C Process for purifying high purity dimethyl sulfoxide, and dimethyl sulfoxide and amine mixture |
| 04/25/2007 | CN1312089C Eudesmane compounds, preparing method and use in preparing medicinal composition |
| 04/25/2007 | CN1312088C Method for suppression of polymerization in vacuum zone of easy-to-polymerize compounds purifying system |
| 04/25/2007 | CN1312087C Method for producing molecular compound |
| 04/19/2007 | WO2006076023A3 Method of generating hydrocarbon reagents from diesel, natural gas and other logistical fuels |
| 04/19/2007 | US20070088092 propane is dehydrogenated under heterogeneous catalysis in a reaction zone and the propylene formed is partially oxidized heterogeneously; reaction zone operated in loop mode |
| 04/18/2007 | EP1606232A4 Improved extraction process |
| 04/18/2007 | CN1948284A Natural wolfberry beta carotene and production method |
| 04/17/2007 | US7205438 Solvent recovery blends from diene production |
| 04/12/2007 | DE102005048250A1 Verfahren zur Farbzahlverbesserung A method for improving the color number |
| 04/11/2007 | EP0885180B1 Stabilized monomer composition |
| 04/11/2007 | CN1944436A New super critical CO2 extraction process |
| 04/11/2007 | CN1944357A Recovery method for ionic liquid |
| 04/11/2007 | CN1309439C Mild distilling and separating method for mixture |
| 04/10/2007 | US7202391 Adding nitrophenol compound together with (B) sulfonic acid compound for inhibiting the polymerization of an aromatic vinyl compound |
| 04/05/2007 | WO2007038363A2 Utilizing ionic liquids for hydrofluorocarbon separation |
| 04/05/2007 | US20070077451 Neutralized anode buffer layers to improve processing and performances of organic electronic devices |
| 04/05/2007 | US20070077449 Hole transport material, layer formed from the hole transport material, organic electroluminescent device, and method of manufacturing the hole transport material |
| 04/05/2007 | US20070077318 Process for producing cocoa polyphenol concentrate |
| 04/05/2007 | DE19836788B9 Verfahren zur Gewinnung reiner Ester α,β-ethylenisch ungesättigter Carbonsäuren A process for obtaining pure ester α, β-ethylenically unsaturated carboxylic acids |
| 04/05/2007 | DE102005046816A1 Separating monomers from a residue containing diisocyanate in an apparatus, in which the residue forms a highly viscose liquid and/or non-embrittling solid during the entire retention time in the apparatus, and is forcibly discharged |
| 04/05/2007 | DE102005038211B3 Thermally induced vacuum-based purification of organic and organometallic active components comprises heating material in vacuum, converting solid or liquid state into gas phase and condensing gas phase to solid state |
| 04/05/2007 | CA2621369A1 Utilizing ionic liquids for hydrofluorocarbon separation |
| 04/04/2007 | CN1939459A Preparation of gardenia jasminoides by membrane separation technology |
| 04/04/2007 | CN1308333C Stabilizers to inhibit the polymerization of substituted cyclotetrasiloxane |
| 03/30/2007 | CA2521799A1 Method for the detection of a cannabinoid, detection kit, and developing solvent |