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Matches 1 - 50 out of 14,690

Document Document Title
WO/2018/214630A1
The present invention relates to a stable crystal form, i.e. form A, of 2-tert-butyl-4-methoxyphenol, and to a new preparation method for the 2-tert-butyl-4-methoxyphenol; and the use of the 2-tert-butyl-4-methoxyphenol and the stable cr...  
WO/2018/216777A1
Provided is a method for producing fluorine-containing ether compositions with which can be produced, in good yields, fluorine-containing ether compounds that are suitably used for surface treatment agents and which are useful as interme...  
WO/2018/211457A2
A method includes combining first components including at least one of CF2=CF-CF2-OSO2Cl or CF2=CF-CF2-OSO2CF3, a polyfluorinated compound having at least one ketone or carboxylic acid halide, and fluoride ion to provide a compound compr...  
WO/2018/212176A1
[Problem] To provide a photopolymerization sensitizer which gives a practically sufficient photocuring rate without arousing the problem wherein additives including a photopolymerization sensitizer bleed out to the surface during photocu...  
WO/2018/195000A1
The disclosure relates to a method for depolymerizing lignin. The method includes reacting a lignin compound with a thiol compound to depolymerize the lignin compound and to form a depolymerized lignin product having a reduced molecular ...  
WO/2018/194429A1
The present invention provides a method for preparing high-purity 2-ethylhexyl glycerol ether, wherein 2-ethylhexyl glycerol ether as a hydrolysis product is maintained within a proper amount range in water used in a hydrolysis reaction ...  
WO/2018/189385A1
Methods for manufacturing phenoxyethanol from a reaction of a phenolate with a monohalohydrin. The phenolate is reacted with the monohalohydrin at a reaction temperature that is less than or equal to a boiling point of a reaction mixture...  
WO/2018/185628A1
A method of producing methyl tertiary butyl ether (MTBE) and propylene is disclosed. The method involves the use of a crude C4 stream and the integration of a MTBE synthesis process and a cracking process. The method may include processi...  
WO/2018/180610A1
The production method for an α,α-difluoroacetaldehyde hemiacetal ("DFAL-ROH") according to the present invention comprises: a step in which a difluoroacid ester is reacted with hydrogen (H2) in a reactor in the presence of a base and a...  
WO/2018/178391A1
A method of improving the emulsification performance of nonionic alkoxylated surfactants, for example when used as fuel additives. The method involves a) providing a composition comprising at least one nonionic alkoxylated surfactant; an...  
WO/2018/164043A1
Provided is a labeled precursor compound represented by formula (2). (In the formula, S represents a substrate, L represents a C1-6 linear alkyl group which may contain an ether group, R1 and R2 each independently represent a C1-30 linea...  
WO/2018/155069A1
Provided is a method by which 1-fluoro-2,2,2-trichloroethyl difluoromethyl ether, which is useful as an intermediate for the synthesis of desflurane, is conveniently obtained using inexpensive chloral as a starting material and reacting ...  
WO/2018/150185A1
The present invention relates to an etherification process for preparing ethers, particularly unsymmetrical ethers, suitable for use as base stocks for lubricant compositions. In one aspect, the present invention provides a process for p...  
WO/2018/151188A1
Provided is a method for producing trans-1,4-disubstituted cyclohexane derivatives that are useful as liquid-crystal compounds. Specifically, 1,4-disubstituted cyclohexane derivatives, which are a cis and trans mixture represented by gen...  
WO/2018/144101A1
Described herein are labeling agents, specifically [11C]fluoroform, [11C]difluoromethane, [11C]fluoromethyl iodide, [11C]fluoromethyl bromide, [11C]fluoromethyl chloride, [11C]fluoromethyl trifluoromethansulfonate, [11C]difluoromethyl io...  
WO/2018/140441A1
Binder compositions for use in the formation of fiber insulation and nonwoven mats are provided comprising water and a reaction product of a) a polymeric poly(carboxylic acid) component and b) a polyglycerol component. In this compositio...  
WO/2018/140447A1
Polyglycerol compositions comprise no more than about 5% by weight of monoglycerol based on non-water ingredients of the polyglycerol composition, and have a combined tetraglycerol and higher polyglycerol content of at least about 55%. M...  
WO/2018/134427A1
In general the present invention concerns a method for production of highly pure m,m'- coupled bis(4-alkylphenol) derivatives from particular lignin-derived 4-alkylphenol derivatives. More specifically this invention relates to a process...  
WO/2018/136189A1
A polyol composition is made by polymerizing a mixture of ethylene oxide and propylene oxide onto a mixture of at least one diol initiator and at least one triol initiator, followed by polymerizing 100% propylene oxide or a mixture of at...  
WO/2018/135047A1
Provided are: a method for producing fluorenylidene diallylphenols represented by formula (1), the method including a reaction step for reacting fluorenones represented by formula (2) and allylphenols represented by formula (3) in the pr...  
WO/2018/128402A1
The present invention relates to a method for producing methyl tertiary-butyl ether, the method comprising a reaction step for reacting methanol and isobutene in the presence of an acid catalyst to produce methyl tertiary-butyl ether; an...  
WO/2018/123648A1
Halogenated α–fluoroethers indicated by a formula [in formula (2), HaloR indicates a haloalkyl group, R1 indicates a hydrogen atom, a halogen atom, an alkyl group, or a substituted alkyl group, and R2 indicates an alkyl group or a sub...  
WO/2018/123649A1
A 1, 2, 2, 2–tetrafluorethyl methyl ether being a synthetic intermediate of desflurane was conveniently obtained by causing a trimethyl orthoformate to act on a fluoral obtained by a gas phase fluorination reaction of chloral, in the p...  
WO/2018/125609A1
A process for the production of diisopropyl ether from high purity propylene without the need of a propane-propylene fractionation column has been developed. The process involves (1) reacting a high purity propylene feedstock and water t...  
WO/2018/125611A1
A process for the production of diisopropyl ether from high purity propylene without the need of a propane-propylene fractionation column has been developed. The process involves (1) reacting a high purity propylene feedstock and water t...  
WO/2018/120880A1
The present invention provides an insecticidal compound having an ether bond structure. The structural formula of the compound is as shown in formula A, wherein R1 is methyl, halogen atom, cyano group, or trifluoromethyl; R2 and R3 are H...  
WO/2018/125612A1
A process for the production of diisopropyl ether from high purity propylene without the need of a propane-propylene fractionation column has been developed. The process involves (1) reacting a high purity propylene feedstock and water t...  
WO/2018/120881A1
The present invention provides an insecticidal ether compound having a structure similar to pyrethroid. The structural formula of the compound is represented by formula A, wherein R1 and R2 are methyl, a halogen atom, or trifluoromethyl,...  
WO/2018/118474A1
The present invention is directed to, among other things, processes for purifying polyether polyols via treatment with an ion exchange resin in which the ion exchange resin is disposed in a container that is operated liquid-full.  
WO/2018/114914A1
The present invention relates to a method for producing (functionalized) biaryls by employing a visible-light-driven, gold-catalyzed C-C cross-coupling reaction system involving boron- and silicon-containing aryl compounds and aryldiazon...  
WO/2018/116081A1
Certain embodiments are directed to an integrated process for the production of Maleic Anhydride (MAN), 1,4 Butanediol (BDO), Gamma-ButyroLactone (GBL), and PolyButylene Terephthalate (PBT) utilizing NC4 rich stream from a recycle stream...  
WO/2018/108863A1
A method for producing a hydroxyl-functionalized polysiloxane having secondary or tertiary hydroxyl groups, said method comprising the steps of: i) reacting a hydroxyalkyl allyl ether having a secondary or tertiary alcohol group with a s...  
WO/2018/099271A1
The prevent invention provides a method for preparing deuterated chemicals, and deuterated chemicals. The method comprises the step of: making halides undergo a deuteration reaction with a deuterium source under the catalytic action of a...  
WO/2018/095369A1
The present invention provides a monomer, polymer, method for preparation thereof and use thereof. The monomer has a structure as represented by formula (I), wherein R1, R2, R3, and n have the meanings described in the description. The p...  
WO/2018/093223A2
The present invention relates to a method for preparing eldecalcitol and an intermediate used therein. According to the preparation method of the present invention, eldecalcitol can be efficiently and economically produced without passin...  
WO/2018/093223A3
The present invention relates to a method for preparing eldecalcitol and an intermediate used therein. According to the preparation method of the present invention, eldecalcitol can be efficiently and economically produced without passin...  
WO/2018/093604A1
Systems and methods for upgrading natural gas that may include the division of a natural gas feed steam into two parts - one that is partially oxidized into syngas and a second that is "dry" reformed into syngas with the assistance of he...  
WO/2018/088736A1
The present disclosure provides: a Cu/ZnO/Al2O3-based catalyst, which is produced without making a large change in a conventional catalyst production method while a seed material, such as zeolite or γ-alumina, and/or other materials are...  
WO/2018/086197A1
The present invention relates to the field of organic syntheses, and provides a catalytic asymmetric synthesis method for a chiral SPINOL derivate, comprising: using chiral phosphoric acid as a catalyst and reacting same with a compound ...  
WO/2018/087767A1
The invention provides processes for the preparation of HU-910, which are scalable to industrial purposes, using safer reagents and having high yield and pure product and a crystalline structure of HU-910, which is a unique product thereof.  
WO/2018/084749A1
The invention relates to the chemistry of medical compounds, and particularly to a group of chiral conjugates (optically active hybrid molecules) of oligo-ether polyol structure, which are inhibitors of ATP-dependent reverse transporters...  
WO/2018/065341A1
Disclosed is a method for preparing an ultraviolet radiation absorbing polymer composition comprising the polymer compound of formula in an esterification / transesterification which method comprises the steps of reacting a polyglycerol ...  
WO/2018/066371A1
The purpose of the present invention is to provide a process for producing an E-olefin compound, the process being capable of using a wide range of Z-olefin compounds as substrates. The process, which is for producing an isomer, comprise...  
WO/2018/064539A1
A method includes receiving a base raw material at a system. The base raw material is converted to synthesis gas. The synthesis gas is conditioned to remove moisture and carbon dioxide. One or more methoxy compounds are produced from met...  
WO/2018/051996A1
The purpose of the present invention is to provide a method for removing a 2-alkoxyethanol from a mixture containing the 2-alkoxyethanol and a (2-alkoxyethyl) vinyl ether easily and efficiently while preventing the decrease in yield of t...  
WO/2018/051716A1
The present invention addresses the problem of providing an organic solvent refining method with which it is possible to obtain an organic solvent having excellent stability and restrict the occurrence of defects in a semiconductor devic...  
WO/2018/042013A1
The present invention relates to a novel process for the synthesis of 9,9-bis(hydroxymethyl)fluorene. The syntheses from fluorene to 9,9-bis(hydroxy- methyl)fluorene via a hydroxymethylation and further to 9,9-bis(methoxymethyl)- fluoren...  
WO/2018/044824A1
The disclosure relates to the efficient preparation of aromatic hydrocarbons useful as intermediates for di-, tri-, tetra- and poly-dentate organophosphorus ligands having value in particular as hydroformylation catalysts. The use of tri...  
WO/2018/036848A1
The invention relates to a method for producing a vinyl compound by vinylating a starting compound having at least one primary or secondary amino group, at least one hydroxyl group, or at least one thiol group with acetylene, characteriz...  
WO/2018/031611A1
A process for the preparation of glycol ethers by providing a diethylene glycol ether column bottoms mixture comprising triethylene glycol ether, tetraethylene glycol ether, and glycol ether catalyst; separating, in a stripping column, t...  

Matches 1 - 50 out of 14,690