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WO/2009/141564A2 |
The invention relates to a method of preparing a mixture of biofuels comprising fatty acid esters and at least one mixture of glycerol ethers from fatty substances that may contain free fatty acids and ethanol comprising: a) a step of tr...
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WO/2009/141280A1 |
The subject of the present invention is a method for separating phenolic compounds in salified form from a reaction medium comprising them. The method of the invention for separating phenolic compounds in salified form from an aqueous re...
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WO/2009/141053A1 |
The present invention relates to a method for producing compounds comprising CF3O groups using compounds comprising at least one group Y, wherein Y = -HaI, -OSO2(CF2)ZF, -OSO2CzH2z+1 (z = 1-10), -OSO2F, -OSO2CI, -OC(O)CF3- or -OSO2Ar, a ...
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WO/2009/138657A1 |
The invention relates to an aldehyde having a norbornane structure of Formula (I). The invention relates to the preparation and use thereof as a scented agent or compound. (I)
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WO/2009/138389A1 |
Allyl and propargyl ethers of the formula X-C(R1)(R2)-O-C(CH3)(R3) - OCH3 (I), wherein X is an ethynyl or vinyl group, R1 is methyl or ethyl, R2 is a saturated or unsaturated linear or cyclic aliphatic hydrocarbon residue and R3 is methy...
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WO/2009/137282A1 |
The invention relates to processes for the etherification of olefins with alcohols. According to one aspect, a heterogeneous etherification catalyst is used under conditions that permit limiting the contact time between the desired produ...
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WO/2009/136646A1 |
Disclosed is a method for producing an unsaturated organic compound represented by the following formula (3): (Y1)m-1-R1-R2-(Y2)n-1 (3) (wherein Y1 represents R2 or X1; and Y2 represents R1 or B(X2)2), wherein a compound represented ...
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WO/2009/135935A1 |
The invention relates to a continuous method for producing ethers in a reactor, to formulations containing a formulation component based on an ether that can be produced according to the claimed method, to mixtures of said elements and t...
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WO/2009/135933A1 |
The invention relates to a continuous method for producing ethers in a reactor, to formulations containing a formulation component based on an ether that can be produced according to said method, to mixtures of said elements and to uses ...
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WO/2009/134638A2 |
Lubricate engine components of an internal combustion engine by placing said engine components in contact with a lubricating composition that comprises a polyoxyalkylene glycol diether represented by a general formula as follows: R1-(EO)...
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WO/2009/133575A1 |
The present invention relates to fluoroalkyloxy alkanes having formula (I) : RF-R1-O-R2 wherein: RF is a linear or branched perf luoroalkyl group, having from 1 to 12, preferably from 2 to 8, carbon atoms; R1 is a linear or branched, non...
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WO/2009/133423A1 |
Industrial production process of large quantities of diisopropyl ether using the propylene coming out from the crude oil refining, using catalyzed reactors at high efficiency, working at medium pressures and temperatures, thus allowing p...
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WO/2009/133950A1 |
Disclosed is a method for producing a vinyl ether compound which is useful as raw material or an intermediate for raw material for pharmaceuticals and agrochemicals or polymer raw material, which is characterized by being obtained by iso...
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WO/2009/134630A1 |
Glycol ethers are made by a process in which an alcohol, an alkylene oxide and a catalytic amount of an aromatic, heterocyclic amine catalyst are contacted under reactive conditions. Representative catalysis include substituted and unsub...
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WO/2009/128087A2 |
The invention relates to a method for synthesis of dibenzylidene sorbitol, in high yields, the method comprising heating dimethyl benzaldehyde and D-sorbitol in the presence of a bronsted acid catalyst at a temperature in the range of 50...
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WO/2009/122752A1 |
Disclosed is a polymer compound for photoresists, which is insoluble or poorly soluble in alkali developers since alkali soluble groups thereof are protected with protecting groups which are removed by the action of an acid. The polymer ...
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WO/2009/118348A2 |
Process for the oligomerization of hexafluoropropylene oxide (HFPO) in which the sum of the dimers, trimers, tetramers, pentamers and hexamers represents less than 20% of the weight of the polymerized HFPO, the oligomers other than the d...
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WO/2009/117851A1 |
Disclosed is a process for producing dimethyl ether from methanol, which is characterized in that the absorbing liquid used in said absorbing column is the bottom liquid of DME-fractionating column and/or bottom waste water of the methan...
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WO/2009/116518A1 |
Disclosed is a method for producing a fluoroalkyl ether represented by general formula (2) (wherein Rf1 and Rf2 are as defined below), which is characterized by decarboxylating a compound represented by general formula (1) (wherein Rf1 a...
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WO/2009/117044A2 |
A process for making glycerol di-tert-butyl ethers is disclosed. In one aspect of the invention, glycerol and isobutylene react in the presence of a ß-zeolite having a silicon to aluminum ratio greater than 150. In another aspect, the e...
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WO/2009/115273A1 |
The present invention describes a process for preparing glycerin ethers which can be used as oxygenated components for gasoline and diesel, in particular mono, di and tri sec-butyl, 2-sec-pentyl and 3-sec-pentyl ethers. These ethers are ...
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WO/2009/113079A1 |
The present invention provides a process for the preparation of biofuels or biofuel additives from glycerol. More particularly, it provides a process for the preparation of glycerol -ethers by etherification of glycerol with an alcohol i...
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WO/2009/106877A2 |
A process for activating a reduced manganese copper catalyst comprising treating the catalyst at a temperature of more than 300°C to about 400°C with hydrogen.
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WO/2009/101898A1 |
Disclosed is a benzaldehyde acetal compound represented by formula (3) [wherein Q represents a hydrogen atom or a halogen atom; Ar represents a phenyl group which may be substituted by at least one member selected from the group consisti...
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WO/2009/092349A2 |
The invention relates to a method for producing latent heat storage material from linear alcohols by dehydrating to dialkyl ethers or to olefins, and hydrating to paraffins and dialkyl ether as a latent heat storage material.
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WO/2009/091380A1 |
The invention is a method of purifying a propylene glycol monoalkyl ether containing carbonyl impurities which comprises contacting the propylene glycol monoalkyl ether stream in the liquid phase with a carbon adsorbent, and recovering a...
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WO/2009/091379A1 |
The invention is a process for producing a propylene glycol monoalkyl ether which comprises first reacting propylene oxide and an alcohol in the presence of an alkali or alkaline earth metal alkoxide catalyst to produce an alkoxylation m...
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WO/2009/087994A1 |
Disclosed is a method for dehalogenating an aromatic halide, wherein a hydrogen gas is brought into contact with a liquid mixture which is obtained by adding an object aromatic halide into water serving as a solvent or an organic solvent...
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WO/2009/082795A1 |
The present invention discloses 4-nerolidylcatechol and its derivatives isolated from South American / Amazon plants (Pothomorphe species) and their potential use as therapeutical agent for treatment of malarial symptoms, including malar...
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WO/2009/085247A2 |
A process for purifying crude fluoromethyl 1,1,1,3,3,3-hexafluoroisopropyl ether (sevoflurane). The crude sevoflurane is repeatedly washed with water under conditions and for a time sufficient to reduce the level of 1,1, 1,3,3, 3-hexaflu...
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WO/2009/081204A1 |
Catalyst compositions are disclosed exhibiting activity for dehydrating an alcohol, the composition comprising a source of a Group VIII transition metal, an organic salt, an acid and/or a compound consisting of a conjugate base of an aci...
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WO/2009/081956A1 |
Disclosed is a method for producing a conjugated aromatic compound, which is characterized in that an aromatic compound (A) having one or two leaving groups bonded to an aromatic ring is reacted with another aromatic compound (A) having ...
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WO/2009/080949A1 |
Gossypol and apogossypol derivatives of general formula (1), preparation thereof and use thereof.
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WO/2009/081852A1 |
Disclosed is a protective agent for hydroxyl groups, which contains an alkenyl ether represented by general formula (I) or the like. [In the formula, R1 and R2 may be the same or different and each represents a substituted or unsubstitut...
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WO/2009/077726A1 |
The present invention relates to a process for the conversion of alcohol (s) into alcohol (s) with increase carbon-chain. The present invention also relates to the production of an alcohol (s) from a carbonaceous feedstock; wherein the c...
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WO/2009/077730A1 |
The present invention relates to the production of an alcohol(s) from a carbonaceous feedstock; wherein the carbonaceous feedstock is first converted to synthesis gas which is then converted to alcohol(s), which is then converted to alky...
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WO/2009/078490A1 |
The method aims to improve the controllability of temperature and conversion in a reaction vessel in synthesizing, e.g., dimethyl ether from methanol through equilibrium reactions accompanied by an endothermic reaction. Catalyst layers a...
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WO/2009/077720A1 |
The present invention relates to a process for the production of ethanol from a carbonaceous feedstock; wherein the carbonaceous feedstock is first converted to synthesis gas which is then converted to methanol, which is then (following ...
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WO/2009/074496A1 |
The present invention is directed to novel rhodium-phosphorus complexes of formula: [Rh(PP')(solv)2]X the process for their preparation and their use as catalysts in the ring opening reaction of heteronorbornenes and other α,β-unsatura...
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WO/2009/076275A1 |
Phenolic glycol ethers, e.g., ethylene glycol phenyl ether, are prepared by a continuous, nonaqueous process comprising the steps of (A) contacting under isothermal reactive conditions in a first reactor or reaction zone an alkylene oxid...
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WO/2009/074497A1 |
The present invention is directed to a ring opening reaction of heteronorbornenes and other α,β-unsaturated compounds of formula (Ia) and (Ib), with a nucleophile in the presence of a transition metal complex, characterized in that it ...
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WO/2009/076056A1 |
Processes for preparing brominated aromatic flame retardant having a reduced content of occluded free bromine are described. The processes comprise subdividing, during bromination of an aromatic compound, solid particles that form in a b...
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WO/2009/073641A1 |
This application claims the benefit of U.S. Provisional Application No. 60/991,982, filed December 3, 2007, and U.S. Patent Application No. 12/325,329, filed December 1, 2008, each of which is incorporated herein by reference in its enti...
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WO/2009/072496A1 |
Disclosed are the following items (1) to (3). (1) A novel tricyclodecane derivative compound which is useful as a modifier for a photoresist resin used in the field of photolithography, a dry etching resistance improver or an agricultura...
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WO/2009/066925A2 |
A method of manufacturing glycerol ether, and a fuel composition for an automobile including the glycerol ether are described. The method of manufacturing glycerol ether includes adding reactants including glycerol, a glycerol containing...
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WO/2009/063783A1 |
Disclosed is a method for producing a novel compound, namely an α-chloromethoxycarboxylic acid ester represented by the following general formula (1): (CF3)2C(OCH2Cl)COOR (wherein R is as defined below), which is characterized in that a...
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WO/2009/064828A1 |
The present invention relates to a process for making a composition comprising at least two different ethers using ethanol, or a combination of ethanol and methanol, as a starting material.
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WO/2009/063926A1 |
A process of producing α, β-unsaturated ethers includes pyrolyzing an acetal represented by Formula (2) below in a gas phase in the presence of a catalyst and a compound having at least one hydrogen atom capable of hydrogen bonding to ...
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WO/2009/061999A1 |
Disclosed herein are novel fluoroolefins of formula Rf-O- (CF2CF2)n(CH2CF2)m-CH=CH2, wherein n is 1 or 2, m is 0 or 1 and Rf is a C1- C8 fluoroalkyl or fluoroalkoxy group. The fluoroolefins may be oxidized to manufacture fluorinated carb...
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WO/2009/059941A1 |
The invention relates to a method for producing benzyl alkyl ethers of general formula (I) wherein R1, R2, R3, R4 and R5 are the same or different, and are hydrogen, linear or branched C1-C10alkyl or C1-C10 alkoxy, C3-C10cycloalkyl, C3-C...
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