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Matches 1 - 50 out of 1,488

Document Document Title
WO/2018/051869A1
This ε-caprolactam production method involves a step in which cyclohexanone oxime is subjected to a Beckmann rearrangement reaction in gas phase in the presence of a zeolite catalyst containing the element silicon and at least one eleme...  
WO/2017/191001A1
The present invention relates to new methods for producing cis-alkoxy substituted spirocyclic 1-H-pyrrolidine-2,4-dione derivatives and new intermediates or starting compounds that are used in the method according to the invention.  
WO/2017/133995A1
The present invention relates to a method for producing C4-C15 lactams, in which a C1-C10 alkyl nitrite is reacted with a C4-C15 cycloalkane and is exposed during the reaction by means of a light-emitting diode. The thus produced C4-C15 ...  
WO/2017/043560A1
Abstract: Disclosed is a method for producing ε-caprolactam from 3-oxoadipic acid, which is suitable as a biomass resource. The method for producing ε-caprolactam includes a step 1 for mixing at least one selected from the group compri...  
WO/2016/202424A1
The present invention relates to optoelectronic devices containing a light absorber which is at least in part inorganic, preferably a perovskite, and polymers (including homopolymers and co-polymers), oligomers or small molecules that ar...  
WO/2016/203069A1
The present invention relates to the production of ε-caprolactam by treating cyclohexanone oxime with salts derived from guanidinium cation, and in particular with the tosylate of cyanoguanidine ([CNG][TsO]). The invention of the presen...  
WO/2016/156932A1
Disclosed herein is an efficient, economical, industrially advantageous, straight-through process for the preparation of cyclic amides, also referred as lactams, in substantially pure form and high yield, from the corresponding cyclic ke...  
WO/2016/148200A1
A method for producing ε-caprolactam wherein the method includes a step (A) for producing cyclohexanone oxime by oxidizing cyclohexylamine and a step (B) for producing ε-caprolactam from the cyclohexanone oxime by a vapor-phase Beckman...  
WO/2016/112814A1
A caprolactam preparation method provided in the present invention comprises the following steps: (1) in the presence of an oxime catalyst and absence of any organic solvent, conducting an ammoximation on cyclohexanone, ammonia, and hydr...  
WO/2016/068108A1
Disclosed is a method for selectively producing ε-caprolactam from a substance, as a raw material, which can be derived from biomass resources, through a short reaction step while inhibiting production of by-products, and without produc...  
WO/2016/059942A1
Provided is a three-phase AC/DC conversion device disposed between a three-phase AC power supply and a light-emitting diode group, the device comprising: a three-phase full-bridge circuit in which pairs of switching elements are connecte...  
WO/2016/014797A1
The invention relates to novel compounds and pharmaceutical preparations thereof, as well as methods of making and using these compounds. The invention further relates to methods of treating or preventing disease using the novel compound...  
WO/2016/009442A1
The invention discloses a novel method for preparing neuromuscular blocking agents using aryl esters as a reagent of di-acylation as well as highly regioselective mono-acylation of androstane-diols.  
WO/2015/062189A1
The present invention relates to a method and apparatus for recovering caprolactam in benzene distillation residue, and provides a method for recovering caprolactam in benzene distillation residue, comprising the following steps: (a) sep...  
WO/2015/061407A1
Methods for the synthesis of lactams are presented whereby a carboxylic acid of the formula HOOC------OR---NH-LG, wherein OR is an organic moiety and LG is a leaving group, is reacted with an acid, such as an organic acid, in particular ...  
WO/2015/010885A1
Present application discloses an industrial scale continuous process for recovery of caprolactam and crystalline ammonium sulfate. By controlling the weight ratio of the amount of aqueous ammonium sulfate solution being recycled to the a...  
WO/2015/004062A1
A process for the recovery of ε-caprolactam from extract water of polycaprolactam obtained by hydrolytic polymerization, wherein the extract water is concentrated, subsequently contained oligomers are depolymerized, non-depolymerizable ...  
WO/2014/206869A1
The present invention provides a continuous process for producing ammonium sulfate crystals, wherein said process comprises: (a) feeding to a first group of crystallization sections, which crystallization sections are heat integrated in ...  
WO/2014/206862A1
The present invention provides a continuous process for the production of ammonium sulfate in combination with caprolactam, said process comprising, a) neutralizing with ammonia a mixture comprising caprolactam and sulfuric acid to form ...  
WO/2014/111493A1
A method is described for linking carbon-carbon bonds by reacting carbonic acid salts with aryl, heteroaryl or vinyl alkyl sulphonates such as methane sulphonates, releasing carbon dioxide, in the presence of a bimetallic catalyst system...  
WO/2014/103850A1
Provided is a method for producing an oxime compound with high selectivity. Provided is a method for producing an oxime represented by formula (II), which is characterized by oxidizing an amine compound represented by formula (I) (herein...  
WO/2014/095807A1
A method is described for the production of purified caprolactam, comprising the steps: a) extraction with an organic extraction agent of raw caprolactam, obtained from the Beckmann rearrangement of cyclohexanone oxime, b) separation of ...  
WO/2014/031226A1
Methods and systems are provided for converting methane in a feed stream to acetylene. The hydrocarbon stream is introduced into a supersonic reactor and pyrolyzed to convert at least a portion of the methane to acetylene. The reactor ef...  
WO/2014/026143A1
Disclosed herein are synthesis methods for generation of conjugated anti-microbial compounds and conjugated anti-cancer compounds. Several embodiments, related to the uses of such compounds in the treatment of infections, in particular t...  
WO/2013/152999A1
The present invention relates to a process for the preparation of ε-caprolactam from adipic acid, which in turn can be prepared from regenerative materials.  
WO/2013/126250A1
Processes are disclosed for the conversion of adipic acid to caprolactam employing a chemocatalytic reaction in which an adipic acid substrate is reacted with ammonia and hydrogen, in the presence of particular heterogeneous catalysts an...  
WO/2013/105343A1
The present invention pertains to a reaction device containing: a fluidized bed type reactor for chemically reacting a starting gas in the presence of a solid catalyst; a fluidized bed type reproducer for reproducing a portion of the sol...  
WO/2013/099423A1
A method for producing high-quality ε-caprolactam, which comprises: a first step wherein ε-caprolactam is crystallized by evaporating an organic solvent at a reduced pressure from a mixed solution that is obtained by dissolving crude ...  
WO/2013/099425A1
A method for producing high-quality ε-caprolactam, comprising: a purification step of allowing ε-caprolactam to be crystallized from a mixed solution that is prepared by mixing crude ε-caprolactam produced by the Beckmann rearrangemen...  
WO/2013/099426A1
A method for producing high-quality ε-caprolactam, which comprises: a crystallization step wherein ε-caprolactam is crystallized at a crystallization temperature of 10˚C or higher but less than melting point of the lactam from a mixed...  
WO/2013/094340A1
A method for producing a high-quality ε-caprolactam, the method involving a crystallization step for crystallizing a high-quality ε-caprolactam by pouring and combining, into and with a crystallization solution in a container, a melted...  
WO/2013/094339A1
A method for producing a high-quality ε-caprolactam, the method involving a crystallization step for crystallizing a high-quality ε-caprolactam by pouring and combining, into and with a crystallization solution in a container, a melted...  
WO/2013/077319A1
The present invention pertains to a method for removing impurities, the method comprising: providing a first filled layer and a second filled layer that are filled with a filler material and supplying, through a gas supply unit that is l...  
WO/2013/063244A1
Methods for producing lactams from oximes by performing a Beckmann rearrangement using a silicoaluminophosphate catalyst are provided. These catalysts may be used in gas phase or liquid phase reactions to convert oximes into lactams. Hig...  
WO/2013/058121A1
A production method for ε-caprolactam, including: a step in which a gas-phase reaction is performed whereby a cyclohexanone oxime is caused to come in contact with a solid catalyst, and the cyclohexanone oxime is converted to ε-caprola...  
WO/2013/053377A1
The invention relates to a method for preparing a lactam in a continuous process, comprising forming the lactam and ammonium sulphate by contacting a lactam sulphate contained in an acidic liquid with ammonia, during which forming of lac...  
WO/2013/043085A8
The invention relates to various fields of medicine, pharmaceutics and pharmacology and the chemical pharmaceutical, pharmaceutical and parapharmaceutical industry, and specifically concerns a novel class of agents which exhibit modulato...  
WO/2013/043085A1
The invention relates to various fields of medicine, pharmaceutics and pharmacology and the chemical pharmaceutical, pharmaceutical and parapharmaceutical industry, and specifically concerns a novel class of agents which exhibit modulato...  
WO/2012/173679A1
A composition may include a binder; a coalescing agent with the general formula of wherein Z is C1-C10, wherein X is -H and Y is =0 or X is =0 and Y is -H or -CH3, and wherein R1 and R2 are independently selectable and comprise a C1-C12 ...  
WO/2012/163764A1
The present invention relates to new compositions for producing cast polyamides.  
WO/2012/019674A3
The invention relates to a method for preparing a lactam in a continuous process, comprising forming the lactam and ammonium sulphate by contacting a lactam sulphate contained in an acidic liquid with ammonia, during which forming of lac...  
WO/2012/019674A2
The invention relates to a method for preparing a lactam in a continuous process, comprising forming the lactam and ammonium sulphate by contacting a lactam sulphate contained in an acidic liquid with ammonia, during which forming of lac...  
WO/2012/005473A2
The present invention provides a method for preparing ε-caprolactam by using high-silica nano-plate zeolite. According to the present invention, the method prepares ε-caprolactam from cyclohexanone oxime by a gas-phase Beckmann rearran...  
WO/2012/005473A3
The present invention provides a method for preparing ε-caprolactam by using high-silica nano-plate zeolite. According to the present invention, the method prepares ε-caprolactam from cyclohexanone oxime by a gas-phase Beckmann rearran...  
WO/2011/149339A1
The present invention relates to a method for preparing caprolactone, comprising converting 5-hydroxymethyl-2-furfuraldehyde by hydrogenation into at least one intermediate compound selected from the group of 2,5-tetrahydrofuran-dimethan...  
WO/2011/115132A1
Disclosed is a method for producing a high purity, high quality amide compound, specifically, lactam. A first embodiment is characterized in that, in an oximation process, the content for halides, aldehyde compounds, alcohol compounds an...  
WO/2011/111073A4
A process of biogenesis of L-Lysine from ε-caprolactam or ε-caprolactam degradation or related intermediates selected from ε-Amino Caproic Acid (AC A), Amino Adipic Acid, Adipic Acid, Norlecucine or any combinations thereof, by microo...  
WO/2011/111073A3
A process of biogenesis of L-Lysine from ε-caprolactam or ε-caprolactam degradation or related intermediates selected from ε-Amino Caproic Acid (AC A), Amino Adipic Acid, Adipic Acid, Norlecucine or any combinations thereof, by microo...  
WO/2011/108251A1
An epsilon-caprolactam manufacturing method capable of manufacturing in good yield, high-quality epsilon-caprolactam containing less impurity has an epsilon-caprolactam purification step A of obtaining purified epsilon-caprolactam from r...  
WO/2011/078668A1
The invention relates to a method for preparing caprolactam comprising recovering a mixture containing 6-aminocaproic acid, from a culture medium comprising biomass, and thereafter cyclising the 6-aminocaproic acid in the presence of sup...  

Matches 1 - 50 out of 1,488