| Patents for C07C 41 - Preparation of ethers; Preparation of compounds having groups, groups or groups (17,242) |
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| 03/26/2008 | CN100376324C Novel nickel-carbene, palladium-carbene and platinum-carbene complexes, their production and use in catalytic reactions |
| 03/25/2008 | US7348460 Reacting ethylene oxide with starter compounds selected from guerbet alcohols in the presence of double-metal cyanide compounds as catalysts; etherification; use of such ethoxylates as emulsifier, foam regulator or as wetting agents for hard surfaces |
| 03/20/2008 | WO2008033336A2 Allyloxytrifluoropropenes |
| 03/20/2008 | WO2008031333A1 The prepartion and the use of ethoxy combretastatins and their prodrugs |
| 03/20/2008 | WO2007149401A3 Process for making dibutyl ethers from dry 1-butanol |
| 03/20/2008 | US20080071118 Process for producing polyether polyol |
| 03/20/2008 | US20080071117 Method for the Continuous Production of Dmc Catalysts |
| 03/20/2008 | DE102006040431A1 Verfahren zur Spaltung von MTBE A process for the cleavage of MTBE |
| 03/20/2008 | CA2662737A1 The preparation and the use of ethoxy combretastatins and their prodrugs |
| 03/19/2008 | EP1900799A2 Method for treating fats with silica gel and hydrogen peroxide |
| 03/19/2008 | EP1900718A2 Methods for preparing ethers, ether compositions, fluoroether fire extinguishing systems, mixtures and methods |
| 03/19/2008 | EP1899289A1 Method for producing aryl amines, aryl ethers and aryl thioethers |
| 03/19/2008 | EP1219657B1 Polyarylene and method for production thereof |
| 03/19/2008 | CN201037131Y Modified device for producing methyl t-butyl ether |
| 03/19/2008 | CN101143809A Method for preparing alkyl orthoacetate |
| 03/19/2008 | CN101143808A Fluorine phenyl compounds for liquid crystalline mixtures |
| 03/19/2008 | CN101143807A Method for producing dimethyl ether by separating heat tube type reactor |
| 03/19/2008 | CN100375738C Preparation method of Polyvinyl ether compound |
| 03/18/2008 | US7344632 Production of fuel components |
| 03/13/2008 | WO2008028587A1 Method for producing alkylene oxide addition products |
| 03/13/2008 | WO2008028586A1 Method for producing alkylene oxide addition products |
| 03/13/2008 | WO2007149400A3 Process for making dibutyl ethers from aqueous 1-butanol |
| 03/13/2008 | WO2007149398A3 Process for making dibutyl ethers from dry isobutanol |
| 03/13/2008 | WO2007149396A3 Process for making dibutyl ethers from aqueous isobutanol |
| 03/13/2008 | US20080064837 Allyloxytrifluoropropenes |
| 03/12/2008 | EP1896390A2 Improvement in synthesis of butylated hydroxyanisole from tertiary butyl hydroquinone |
| 03/12/2008 | EP1781588B1 Method for the production of 2,7-octadienyl derivatives |
| 03/12/2008 | EP1723093A4 Cyclone reactor and associated methods |
| 03/12/2008 | CN101139266A Method for preparing ethylene glycol monoethyl ether |
| 03/12/2008 | CN101139265A Process for pressurized synthesis of dimethyl ether |
| 03/12/2008 | CN101139264A Technology for continuous production of dimethyl ether by phosphate process methanol catalytic dehydration using heteropoly acid as potentiating agent |
| 03/12/2008 | CN101138739A Low carbon olefin hydrocarbon etherification catalyst and method of preparing the same |
| 03/12/2008 | CN101138727A Catalyst for producing dimethyl ether and its producing method and method for producing dimethyl ether |
| 03/12/2008 | CN100374203C Homogeneous temperature type catalyst for preparing dimethyl ether from methanol and use |
| 03/11/2008 | US7342140 Method for the production of polyetherols |
| 03/06/2008 | WO2008027781A1 Preparation of high assay decabromodiphenyl oxide |
| 03/06/2008 | WO2008027780A1 Preparation of decahalodiphenyl oxide |
| 03/06/2008 | WO2008027779A1 Preparation of decabromodiphenyl oxide |
| 03/06/2008 | WO2008027778A1 Preparation of high assay decabromodiphenyl oxide |
| 03/06/2008 | WO2008027777A1 Preparation of high assay decabromodiphenyl oxide |
| 03/06/2008 | WO2008027776A2 Preparation of high assay decabromodiphenyl oxide |
| 03/06/2008 | WO2008026887A1 Process for preparing dimethyl ether |
| 03/06/2008 | WO2008026215A2 A process for preparing polybrominated compounds |
| 03/06/2008 | US20080058559 Producing high purity flame retardant without aftertreatment; concurrent feeding of diphenyl oxide and/or partially brominated diphenyl oxide and bromine reactants and removing hydrogen bromide by product |
| 03/06/2008 | US20080058558 Producing high purity material without purification aftertreatment; shifting reaction equilibrium through simultaneously distilling bromine and hydrogen bromide while feeding bromine |
| 03/06/2008 | US20080058557 Concurrently feeding reactants while removing hydrogen bromide coproduct; eliminates purification aftertreatment and use of molten materials; industrial scale |
| 03/06/2008 | US20080058555 Preparation of high assay decabromodiphenyl oxide |
| 03/06/2008 | DE102006040434A1 Verfahren zur Spaltung von MTBE A process for the cleavage of MTBE |
| 03/06/2008 | DE102006040430A1 Verfahren zur Spaltung von MTBE A process for the cleavage of MTBE |
| 03/05/2008 | EP1893660A1 Method for producing polyoxymethylene dimethyl ethers from methanol and formaldehyde |
| 03/05/2008 | EP1893556A2 Process for preparing tetrafluorobenzene carbaldehyde alkyl acetal |
| 03/05/2008 | EP1501776B1 C10-alkanolalkoxylates and the use thereof |
| 03/05/2008 | CN101137635A Method for producing alkoxylated 2,5-dihydrofuran but-2-ene derivatives or tetra-1,1,4,4-alkoxylated but-2-ene derivatives |
| 03/05/2008 | CN101134717A Method for producing 1,2,3-trimethoxybenzene by acer ginnala leaf |
| 03/05/2008 | CN101134716A Method for synthesizing 3-aryl allyl group ether |
| 03/05/2008 | CN101134715A Method for preparing 3-alkoxy-1-chloropropane |
| 03/05/2008 | CN100372825C 3,4-difluoro-2-methoxyl biphenyl derivative and its preparation process and application |
| 03/05/2008 | CN100372824C Method of preparing methyl catechol using calcium nitrite as raw material |
| 03/05/2008 | CN100372823C Improved technique of slurry state bed for synthesizing dimethyl ether |
| 02/28/2008 | WO2008023780A1 Method of rapid methylation, kit for preparing pet tracer and method of producing pet tracer |
| 02/28/2008 | WO2008023438A1 Process for producing 1,2-dialkoxy-3-fluorobenzene |
| 02/28/2008 | WO2007149372A3 Process for making isooctenes from aqueous 1-butanol |
| 02/28/2008 | WO2007149371A3 Process for making isooctenes from dry isobutanol |
| 02/28/2008 | US20080051467 Linear and branched alcohol ethoxylates for controlling insects |
| 02/27/2008 | EP1506958B1 Process for producing shogaol and intermediates for the synthesis thereof |
| 02/27/2008 | CN101130488A Catalyzer temperature-elevating method used for producing dimethyl ether by vapor phase method |
| 02/27/2008 | CN101130487A Method for landfill of gas fluidification dimethyl ether fuel by garbage |
| 02/27/2008 | CN100371310C Method for separating ethyl ether, ethyl alcohol and acid water by combining rectifying and azeotropic distilling |
| 02/27/2008 | CN100371076C 钯催化剂组合物 Palladium catalyst compositions |
| 02/26/2008 | US7335801 Mixture of polyglycerols having different degrees of polymerization, such as glycerol, diglycerol, triglycerol, and tetraglycerol; prepared by reacting glycerol and/or a polyglycerol with glycidol as starting materials, in the presence of an activated carbon catalyst; food additives |
| 02/26/2008 | US7335235 Alkoxylate mixtures and detergents containing the same |
| 02/21/2008 | WO2008021005A2 Linear and branched alcohol ethoxylates for controlling insects |
| 02/21/2008 | WO2008019596A1 An energy-effective process for co-producing ethylene and dimethyl ether |
| 02/21/2008 | US20080045754 Process for making butenes from dry 1-butanol |
| 02/21/2008 | US20080045753 Methods For Producing Dibromofluorobenzene Derivatives |
| 02/21/2008 | US20080045752 utilizing cheaper substrates in form of 2- or 4-hydroxy substituted cinnamic acids; such as resveratrol; environmentally friendly |
| 02/21/2008 | CA2660329A1 Linear and branched alcohol ethoxylates for controlling insects |
| 02/20/2008 | EP1888495A2 Composition and method using same to remove urethane products from a substrate |
| 02/20/2008 | CN101128412A Synthesis of fluorinated ethers |
| 02/20/2008 | CN101125804A Method for synthesizing trimeric styrene-phenol ethoxylates |
| 02/20/2008 | CN101125803A Preparation method for dimethyl ether |
| 02/20/2008 | CN101125802A Gas phase continuous production method for dimethyl ether from methanol |
| 02/20/2008 | CN101125300A Phosphazenium salt phase transfer catalysts |
| 02/20/2008 | CN101125295A Catalyst for producing dimethyl ether and its preparation method and application |
| 02/14/2008 | WO2008019111A2 Telomer compositions and production processes |
| 02/14/2008 | US20080039631 Process For Preparing N-(Substituted Arylmethyl) -4-Substituted-4-(Disubstituted Methyl) Piperidines And Intermediates |
| 02/13/2008 | EP1886986A1 Iodine-containing fluoropolyethers and process for the production thereof |
| 02/13/2008 | CN101122259A Coalbed gas and integral combined circulated polygeneration generation system |
| 02/13/2008 | CN101121648A Synthesis method for Frechet type dendritic compound |
| 02/13/2008 | CN101121647A Method for preparing p-fluoroanisole |
| 02/13/2008 | CN101121646A Method for preparing ethylene glycol monobutyl ether |
| 02/13/2008 | CN101121645A Production method for vinyl ethers |
| 02/13/2008 | CN101121644A Method for preparing 4,4'-dihydroxydiphenyl ether and intermediate 4,4'-dibromodiphenyl ether thereof |
| 02/13/2008 | CN101121143A Catalyst used for synthesized gas directly preparing dimethy ether |
| 02/07/2008 | WO2008016428A2 Process for making butenes from dry isobutanol |
| 02/07/2008 | US20080033216 Insulated perfluoropolyether alkyl alcohols |
| 02/07/2008 | US20080033215 Insulated perfluoropolyether alkyl alcohols |
| 02/07/2008 | US20080033214 Process of Preparing Odour-Lean Polyether Polyol |
| 02/07/2008 | US20080033171 Use of specific bidentate ligands, e.g., 2-dicyclohexylphosphino-2'-dimethylamino-biphenyl, in transition metal-catalyzed carbon-heteroatom and carbon-carbon bond-forming reactions including amination and arylation and with aryl halide reactants and amine, boronic acid, borane or ketone reactants |
| 02/06/2008 | CN101119953A Separation/purification of desflurane from hydrogen fluoride |