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WO/2014/138666A1 |
The presently disclosed and/or claimed inventive concept(s) relates generally to retro-aldol reaction products and methods of making and using same. More particularly, but without limitation, the methods disclosed herein for producing th...
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WO/2014/138627A1 |
A process and system for producing phosphoric acid. Phosphate rock is dissolved in phosphoric acid in a reaction vessel to form a slurry. The slurry is then reacted in a first stage of crystallization with sulfuric acid to produce calciu...
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WO/2014/098454A1 |
The present invention relates to a method for isolating and highly purifying D-chiro-inositol from a mixed solution of myo-inositol and D-chiro-inositol. The method according to the present invention adds an organic solvent into a soluti...
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WO/2014/098458A1 |
An apparatus for a simplified purification of organic material by means of an ionic liquid according to the present invention comprises: a sublimation means for sublimating by heating raw organic material, for OLED, containing impurities...
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WO/2014/093482A1 |
Disclosed is a process for the separation of water from a liquid phase medium containing an aliphatic carboxylic acid using azeotropic distillation in the presence of an entrainer. The entrainer, water, and organics are subsequently sepa...
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WO/2014/091226A1 |
The present invention relates to an active crystalline material, especially an active multicomponent crystalline material such as a salt or a cocrystal, which may be made by dispersing precursor components of the active crystalline mater...
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WO/2014/077998A1 |
Olefins may be recovered from a methanol to olefins reactor effluent by initially feeding the effluent to an absorber demethanizer to contact the effluent with an absorbent to recover an overheads including methane and ethylene and a bot...
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WO/2014/071351A1 |
A metal organic framework Fe2(bdp)3 (BDP2- = 1,4-benzenedipyrazolate) with triangular channels is particularly suited for C5-C7 separations of alkanes according to the number of branches in the molecule rather than by carbon number. The ...
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WO/2014/051307A1 |
The invention relates to an apparatus for purifying OLED materials by sublimation. Conventional sublimation purification apparatuses are batch type, where one sublimation purification process is performed by loading one source material i...
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WO/2014/034124A1 |
Provided is a chemical reaction which omits or simplifies treatment after reaction. This problem is solved by a method for producing a product by a chemical reaction which comprises: (A) a step of producing a product by reacting a substa...
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WO/2013/188162A1 |
The present invention provides an improved process for recovering butanol from a mixture comprising water, methanol, propanol, butanol and optionally other organic compounds. More particularly, the invention relates to a process for reco...
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WO/2013/180837A1 |
The preparation of cyclohexadienes from one or more plant oils is disclosed. The cyclohexadiene can be used to form polymers or derivatized to form other monomers that can be used to form polymeric materials.
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WO/2013/178551A1 |
Disclosed is a method for solubilising and separating one or a plurality of carboxylic acids or carboxylic acid derivatives from an aqueous or organic solution, emulsion or suspension, involving the following steps: (i) preparing the sol...
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WO/2013/158411A1 |
Methods for chromatography for metal compounds are disclosed herein. These methods relate to introducing an analyte solution into a chromatographic system comprising a liquid phase flowing through a solid stationary phase, wherein the so...
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WO/2013/134049A1 |
A method for controlling the production of heavy compounds in the production of alpha-methyl styrene is provided. In one embodiment, the method includes providing a first composition to a distillation column, said first composition compr...
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WO/2013/132422A1 |
The present invention relates to an improved process for the preparation of Biapenem of Formula (I) having reconstitution time less than 25 seconds. (Formula (I))
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WO/2013/108266A1 |
The present invention relates to an improved additive composition for control and inhibition of polymerization of aromatic vinyl monomers including styrene comprising one or more of aromatic nitro compounds and one or more of aliphatic t...
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WO/2013/103112A1 |
Provided is a crystallization method by which a highly-pure methacrylic acid crystal can be produced with high productivity. The method for purifying methacrylic acid according to the present invention involves using crude methacrylic ac...
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WO/2013/102930A1 |
Improved Amine Based Additive Composition for Control and Inhibition of Polymerization of Aromatic Vinyl Monomers, and Method of Use thereof. The present invention relates to an improved amine based additive composition for control and i...
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WO/2013/098846A1 |
The present invention relates to amine based additive composition for controlling and inhibition of polymerization of aromatic vinyl monomers including styrene comprising (a) one or more of nitroxide (i.e. nitroxyl) compounds; and (b) on...
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WO/2013/065626A1 |
A purification apparatus (1) is characterized by being provided with: an evaporator (6) that is provided with a first cylindrical body (61), into which an organic material is supplied, and a heating heater (62) that is arranged outside t...
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WO/2013/065627A1 |
This apparatus for purifying an organic material is characterized by being provided with: an evaporator (5) that is provided with a first inner cylindrical body (51), into which an organic EL element material is supplied, and a heating h...
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WO/2013/054989A1 |
The present invention provides a method and system for preparing high-purity hydrogen chloride, the method comprising the steps of: purifying the raw materials, crude hydrogen and crude chlorine, to a purity of at least 99.999%; synthesi...
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WO/2012/161529A9 |
The present invention relates to an apparatus and to a method for activating a polar solvent the molecular structure of which has an electric dipole. The apparatus comprises: a water purifying filter (20) for filtering impurities from th...
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WO/2013/037751A1 |
A method for processing wet olive pomace comprises at least the following steps: providing wet olive pomace; adding a calcium compound and/or a calcium solution to the wet olive pomace; and filtering the wet olive pomace in a first separ...
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WO/2013/039288A1 |
The present invention relates to a method for separating off reaction-product water from reactor discharge during the oxidation of an aromatic compound, and for recovering a carboxylic acid used as a solvent within the reactor, and, more...
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WO/2013/035899A1 |
The present invention relates to a method for preparing 5-hydroxy-1,3-dioxane (α, α'-isomer of glycerol formal) which is very suitable as a raw material for branched glycerol, and more particularly, to a method for preparing 5-hydroxy-...
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WO/2013/023533A1 |
Disclosed is a sublimation purification method of small organic molecules. The small organic molecule compound to be sublimed is placed in the heating region of a sublimation heating tube, and a vacuum pump is started to heat and sublime...
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WO/2013/016557A2 |
Provided herein are methods of isolating a 4-chloro-2-fluoro-3-substituted-phenylboronic acid. The method comprises contacting a mixture of water, a water miscible organic solvent, and a 4-chloro-2-fluoro-3-substituted-phenylboronic acid...
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WO/2012/165676A1 |
Disclosed is a method for the preparation of an anhydrosugar alcohol using a starch-derived hexitol such as sorbitol or mannitol. Anhydrosugar alcohol is in the form of a diol having two hydroxyl groups in the molecule thereof and has a ...
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WO/2012/166238A1 |
A method for producing triacetin from one or more plants of genus Nicotiana is provided. The triacetin can be derived inter alia from Nicotiana species biomass or from seed. In certain embodiments, the triacetin is produced by condensati...
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WO/2012/144613A1 |
The present invention relates to a method for producing a complex crystal comprising two or more different compounds, wherein the two or more different compounds are crystallized under a menthol melting condition, and a method for screen...
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WO/2012/145188A2 |
Trans-1233zd, the trans-isomer of 1-chloro-3,3,3-trifluoropropene (HCFO-1233zd) can be used as blowing agents, solvents, cleaning agents, as well as monomers of macromolecule compounds, and can be prepared through the dehydrochlorination...
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WO/2012/137741A1 |
A method for purifying an organic material, which can sublimate and purify an organic material having a high sublimation temperature and high heat resistance within a short time with high purity and high yield. The method comprises: redu...
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WO/2012/125276A2 |
In the process of distilling a polyol product mixture including one or both of a biobased propylene glycol and a biobased ethylene glycol from the reaction of hydrogen with a biobased feed, it has been discovered that undesirable epoxide...
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WO/2012/116311A2 |
Provided are methods using ketoximes and/or aldoximes, including 3-methyl-5- alkylsalicyialdoxime and/or 3-methyl-5-alkyl-2-hydroxyacetophenone oxime, in reagent compositions for metal extraction/isolation. One such method is of extracti...
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WO/2012/115422A2 |
Disclosed is a method for preparing a glycol mono-tertiary-butylether compound in which a C4 hydrocarbon mixture, including isobutene and a glycol compound, are used as reactants. The glycol di-tertiary-butylether compound that is a bypr...
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WO/2012/106588A2 |
The present invention encompasses the finding that improvements can be achieved in manufacture of isocyanates through the use of a substitute for or a precursor of phosgene. Methods and compositions utilized in accordance with the presen...
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WO/2012/091396A2 |
The present invention relates to a dividing wall column for producing high-purity neopentyl glycol, and to a method for distilling the neopentyl glycol. By using only one column, the dividing wall column has the same effect as when using...
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WO/2012/092253A2 |
Green compositions and technologies are provided. In an embodiment, the present invention provides a method of separating a first material from a second material. For example, the method can comprise mixing the first material and the sec...
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WO/2012/086191A1 |
A process for producing concentrated glycerin from an aqueous glycerin solution, comprising an atomization/dehydration/concentration step of subjecting an aqueous glycerin solution having a viscosity of 25 mPa·s or less to an ultrasonic...
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WO/2012/087690A2 |
Disclosed is a method for removing unsaturated aliphatic compounds from a hydrocarbon feed stream by contacting the hydrocarbon feed stream with one of an adsorbent comprising clay, an acidic molecular sieve, and activated carbon to prod...
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WO/2012/080277A1 |
The present invention relates to a compressor (10) and a method, wherein the compressor (10), for the in particular isothermic compression of technical gases, has a compression cylinder (12) into which a technical gas containing impuriti...
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WO/2012/076697A1 |
The present invention relates to improved radiotracer imaging agent compositions, which comprises 18F-labelled biological targeting moieties, wherein impurities which affect imaging in vivo are identified and suppressed. Also provided ar...
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WO/2012/071150A2 |
Disclosed are processes and systems for the improved production of aromatic carboxylic acids, such as purified terephthalic acid. The processes result in the use of a smaller distillation device to more efficiently recover the carboxylic...
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WO/2012/065115A2 |
Ketocarboxylic acids such as levulinic acid can be efficiently purified in high yield by esterification with a hydrocarbon polyol to the corresponding polyketocarboxylic ester, which can be readily purified, for example recrystallized. A...
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WO/2012/049091A1 |
The invention relates to organic UV absorbers which comprise two or more polymerizable acrylate or methacrylate groups in the molecule, to coating agents containing such UV absorbers and to coatings produced therefrom and substrates coat...
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WO/2012/034905A1 |
The present invention relates to a process for producing dioxolane from crude glycerol obtained from raw materials such as the crude glycerol obtained during the production of biodiesel or glycerol obtained during the conversion of fats ...
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WO/2012/033240A1 |
The present invention relates to a method for purifying waste organic solvents. An alkoxide-based compound is added to waste organic solvents containing propylene glycol monomethylether acetate produced in a display manufacturing process...
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WO/2012/024154A1 |
The present invention is directed to a method of heating a light ends column through directing one or more vapor side streams from a drying column to the light ends column. The present invention is also directed to a carbonylation proces...
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