Patent application number | Description | Published |
20090187047 | PROCESS FOR PRODUCING PHENOL AND METHYL ETHYL KETONE - A process for producing phenol and methyl ethyl ketone comprises contacting benzene and a C | 07-23-2009 |
20090306433 | Process for Producing Phenol and Methyl Ethyl Ketone - A process for producing phenol and methyl ethyl ketone comprises contacting benzene and a C | 12-10-2009 |
20100185016 | Process for Oxidizing Alkylaromatic Compounds - In a process for producing hydroperoxides, an alkylaromatic compound of general formula (I): | 07-22-2010 |
20100197971 | Process For Producing Cyclohexylbenzene - In a process for producing cyclohexylbenzene, benzene and hydrogen are fed to at least one reaction zone. The benzene and hydrogen are then contacted in the at least one reaction zone under hydroalkylation conditions with a catalyst system comprising a molecular sieve having an X-ray diffraction pattern including d-spacing maxima at 12.4±0.25, 6.9±0.15, 3.57±0.07 and 3.42±0.07 Angstrom, and at least one hydrogenation metal to produce an effluent containing cyclohexylbenzene. The ratio of the total number of moles of hydrogen fed to said at least one reaction zone to the number of moles of benzene fed to said at least one reaction zone is between 0.4 and 0.9:1. | 08-05-2010 |
20100228047 | Oxidation of Hydrocarbons - In a process for oxidizing a hydrocarbon to the corresponding hydroperoxide, alcohol, ketone, carboxylic acid or dicarboxylic acid, a reaction medium comprising a hydrocarbon is contacted with an oxygen-containing gas in the presence of a catalyst comprising a cyclic imide of the general formula (I): | 09-09-2010 |
20110021841 | Process for Producing Cyclohexylbenzene - In a process for producing cyclohexylbenzene, benzene and hydrogen are contacted with a catalyst under hydroalkylation conditions to produce an effluent containing cyclohexylbenzene. The catalyst comprises a composite of a molecular sieve, an inorganic oxide different from said molecular sieve and at least one hydrogenation metal, wherein at least 50 wt % of said hydrogenation metal is supported on the inorganic oxide and the inorganic oxide has an average particle size less than 40 μm (microns). | 01-27-2011 |
20110037022 | Process for Producing Phenol and/or Cyclohexanone - In a process for producing phenol and/or cyclohexanone, benzene and hydrogen are contacted with a first catalyst in a hydroalkylation step to produce a first effluent stream comprising cyclohexylbenzene, cyclohexane, and unreacted benzene. At least part of the first effluent stream is supplied to a first separation system to divide the first effluent stream part into a cyclohexylbenzene-rich stream and a C6 product stream comprising unreacted benzene and cyclohexane. | 02-17-2011 |
20110288341 | Process For Producing Cyclohexylbenzene - In a process for producing cyclohexylbenzene, benzene and hydrogen are fed to at least one reaction zone comprising a catalyst system which comprises a molecular sieve and at least one hydrogenation metal. The MCM-22 family molecular sieve having an X-ray diffraction pattern including d-spacing maxima at 12.4±0.25, 6.9±0.15, 3.57±0.07 and 3.42±0.07 Angstrom, and the hydrogenation metal is selected from the group consisting of palladium, ruthenium, nickel, zinc, tin, cobalt, and combinations of any two or more thereof Hydroalkylation conditions of temperature and pressure are selected to produce a hydroalkylation conversion in a range of from about 15% to about 75% The benzene and hydrogen are then contacted in the at least one reaction zone under said selected hydroalkylation condition to produce an effluent containing cyclohexylbenzene. | 11-24-2011 |
20110301387 | Process For Producing Phenol - Disclosed is a process for producing phenol or a substituted phenol and a co-product comprising the steps of (i) contacting a first stream comprising an alkylaromatic compound with a second stream comprising an oxygen-containing gas in the presence of a first catalyst comprising a cyclic imide under conditions to convert at least a portion of said alkylaromatic compound to an alkylaromatic hydroperoxide, (ii) producing an effluent stream comprising said cyclic imide, said alkylaromatic hydroperoxide, and said alkylaromatic compound wherein said effluent stream has an alkylaromatic hydroperoxide concentration of from 10 to 40 wt %; and (iii) contacting in a second reactor at least a portion of said effluent stream with a second catalyst to convert said alkylaromatic hydroperoxide to a product stream comprising phenol and said co-product. | 12-08-2011 |
Patent application number | Description | Published |
20120215025 | Oxidation Of Hydrocarbons - In a process for oxidizing a hydrocarbon, the hydrocarbon is contacted with oxygen in the presence of an N-substituted cyclic imide and under conditions to oxidize the hydrocarbon to produce an oxidized hydrocarbon product and at least one decomposition product of the N-substituted cyclic imide. At least a portion of the at least one decomposition product is contacted with hydroxylamine or a salt thereof under conditions to convert the at least one decomposition product back to said imide. | 08-23-2012 |
20120323045 | Dehydrogenation of Cyclohexanone to Produce Phenol - In a process for the dehydrogenation of cyclohexanone to produce phenol, a feed comprising cyclohexanone is contacted with a dehydrogenation catalyst under dehydrogenation conditions comprising a temperature of less than 400° C. and a pressure of less than 690 kPa, gauge, such 0.1 to 50 wt % of the cyclohexanone in said feed is converted to phenol and the dehydrogenation product contains less than 100 ppm by weight of alkylbenzenes. | 12-20-2012 |
20130202522 | "HYDROALKYLATION PROCESSES" - The invention relates to hydroalkylation processes. In the processes, a hydrogen stream comprising hydrogen and an impurity is treated to reduce the amount of the impurity in the hydrogen stream. The hydrogen is then hydroalkylated with benzene to form at least some cyclohexylbenzene. The processes also relate to treating a benzene stream comprising benzene and an impurity with an adsorbent to reduce the amount of the impurity in the benzene stream. The hydroalkylation processes described herein may be used as part of a process to make phenol. | 08-08-2013 |
20130211157 | Cyclohexylbenzene Compositions - In a process for producing phenol and cyclohexanone, a feed comprising cyclohexylbenzene is oxidized to produce an oxidation reaction product comprising cyclohexyl-1-phenyl-1-hydroperoxide. At least a portion of the oxidation reaction product is then cleaved to produce a cleavage reaction product comprising phenol, cyclohexanone, and at least one contaminant At least a portion of the cleavage reaction product is contacted with an acidic material to convert at least a portion of the at least one contaminant to a converted contaminant and thereby produce a modified reaction product. The composition comprising cyclohexylbenzene may have at least 10 wt % of cyclohexylbenzene; 1 wppm to 1 wt % of bicyclohexane; 1 wppm to 1 wt % of biphenyl; and 1 wppm to 2 wt % of methylcyclopentylbenzene, wherein the wt % s and wppms are based upon total weight of the composition. | 08-15-2013 |
20130217921 | "PROCESSES FOR PRODUCING PHENOL" - In a process for producing phenol and cyclohexanone, a feed comprising cyclohexylbenzene is oxidized to produce an oxidation reaction product comprising cyclohexyl-1-phenyl-1-hydroperoxide. At least a portion of the oxidation reaction product is then cleaved to produce a cleavage reaction product comprising phenol, cyclohexanone, and at least one contaminant. At least a portion of the cleavage reaction product is contacted with an acidic material to convert at least a portion of the at least one contaminant to a converted contaminant and thereby produce a modified reaction product. | 08-22-2013 |
20130217922 | Processes for Producing Phenol - Disclosed herein is a process for producing phenol. The process includes oxidizing at least a portion of a feed comprising cyclohexylbenzene to produce an oxidation composition comprising cyclohexyl-1-phenyl-1-hydroperoxide. The oxidation composition may then be cleaved in the presence of an acid catalyst to produce a cleavage reaction mixture comprising the acid catalyst, phenol and cyclohexanone. At least a portion of the cleavage reaction mixture may be neutralized with a basic material to form a treated cleavage reaction mixture. In various embodiments, the treated cleavage reaction mixture contains no greater than 50 wppm of the acid catalyst or no greater than 50 wppm of the basic material. | 08-22-2013 |
20130225871 | Phenol Compositions - Described herein are compositions having (a) at least 99 wt % phenol; and (b) 0.1 wppm to 1000 wppm of at least one of the following components: bicyclohexane, cyclohexylbenzene, methylcyclopentylbenzene, hydroxycyclohexanone, cyclohexenone, cyclohexanol, cyclohexanone, cyclohexanedione, benzoic acid, hexanal, and methycyclopentanone, wherein the wt % and wppm are based upon the total weight of the composition. | 08-29-2013 |
20130277605 | Cyclohexylbenzene Compositions - In a process for producing phenol and cyclohexanone, a feed comprising cyclohexylbenzene is oxidized to produce an oxidation reaction product comprising cyclohexyl-1-phenyl-1-hydroperoxide. At least a portion of the oxidation reaction product is then cleaved to produce a cleavage reaction product comprising phenol, cyclohexanone, and at least one contaminant. At least a portion of the cleavage reaction product is contacted with an acidic material to convert at least a portion of the at least one contaminant to a converted contaminant and thereby produce a modified reaction product. The oxidation reaction product may have at least 50 wt % of cyclohexylbenzene, no greater than 80 wt % of cyclo-hexyl-1-phenyl-1-hydroperoxide, and 0.1 wt % to 10 wt % of another hydroperoxide. | 10-24-2013 |
20130296614 | Dehydrogenation Processes and Phenol Compositions - Described herein is a process for producing phenol in which (a) benzene and hydrogen are contacted with a hydroalkylation catalyst under hydroalkylation conditions to produce cyclohexylbenzene; (b) the cyclohexylbenzene is contacted with an oxidation catalyst under oxidation conditions to produce cyclohexylbenzene hydroperoxide; (c) the cyclohexylbenzene hydroperoxide is contacted with a cleavage catalyst under cleavage conditions to produce a cleavage effluent comprising phenol and cyclohexanone; (d) the cyclohexanone is contacted with a dehydrogenation catalyst under dehydrogenation conditions to produce a dehydrogenation effluent having at least a portion of the cyclohexanone and a first contaminant; and (e) the first contaminant is contacted with an acidic material under contaminant treatment conditions to convert at least a portion of the first contaminant into a converted first contaminant. Phenol compositions made from the above-described process are also described herein. | 11-07-2013 |
20140336417 | Oxidation of Cyclohexylbenzene - In a process for oxidizing cyclohexylbenzene, a composition comprising cyclohexylbenzene is contacted with oxygen in at least one oxidation zone under oxidation conditions sufficient to produce at least some (i) cyclohexylbenzene hydroperoxide; (ii) a first byproduct; and (iii) a second byproduct in an effluent. A ratio β is determined according to the following formula: | 11-13-2014 |
20140371489 | Process for Producing Phenol - In a process for producing phenol, a feed comprising cyclohexylbenzene hydroperoxide is contacted with a cleavage catalyst comprising a fluorinated acidic resin under cleavage conditions effective to convert at least a portion of the cyclohexylbenzene hydroperoxide into phenol and cyclohexanone. | 12-18-2014 |
20150038747 | Process for Producing Phenol - In a process for producing phenol, cyclohexylbenzene is oxidized to form a first reaction product comprising cyclohexylbenzene hydroperoxide and at least a portion of the cyclohexylbenzene hydroperoxide is then cleaved to form a second reaction product comprising phenol and cyclohexanone. At least one of the first and second reaction products comprises cyclohexenone, which is hydrogenated to produce further cyclohexanone. | 02-05-2015 |
20150065753 | Process for Producing Phenol and Cyclohexanone - In a process for separating a mixture comprising cyclohexanone and phenol, at least a portion of the mixture is distilled in the presence of a solvent including at least two alcoholic hydroxyl groups attached to non-adjacent saturated carbon atoms and at least one hemiketal defined by the formula (I) or the formula (II): | 03-05-2015 |
Patent application number | Description | Published |
20130204045 | "CYCLOHEXANONE COMPOSITIONS" - Described herein are compositions having (a) at least 99 wt % cyclohexanone; and (b) 0.1 wppm to 1000 wppm of at least one of cyclohexanedione and hydroxycyclohexanone. The wt % and wppm are based upon the total weight of the composition. The compositions may further comprise 0.1 wppm to 1000 wppm of cyclohexanol. | 08-08-2013 |
20130225866 | Processes for Producing Phenol - Disclosed herein are processes for producing phenol. The processes include oxidizing cyclohexylbenzene to produce an oxidation composition comprising cyclohexyl-1-phenyl-1-hydroperoxide. The cyclohexyl-1-phenyl-1-hydroperoxide in the oxidation composition may undergo a cleavage reaction to produce a cleavage reaction mixture comprising phenol, cyclohexanone and at least one contaminant. The cleavage reaction mixture may be contacted with a basic material to convert at least a portion of the contaminant to a converted contaminant, thereby producing a modified reaction mixture. | 08-29-2013 |
20130225867 | Phenol and Cyclohexanone Mixtures - In a process for producing phenol and cyclohexanone, a feed comprising cyclohexylbenzene is oxidized to produce an oxidation reaction product comprising cyclohexyl-1-phenyl-1-hydroperoxide. At least a portion of the oxidation reaction product is then cleaved to produce a cleavage reaction product comprising phenol, cyclohexanone, and at least one contaminant. At least a portion of the cleavage reaction product is contacted with an acidic material to convert at least a portion of the at least one contaminant to a converted contaminant and thereby produce a modified reaction product. The cleavage reaction product may comprise 1 wt %-30 wt % phenol; 1 wt %-30 wt % cyclohexanone; and 0.1 wt % to 10 wt % of at least one of water, bicyclohexane, cyclohexenylbenzene, methylcyclopentanone, 1-phenylhexan-1-one, cyclohexyldione, cyclohexanol, cyclohexenone, hydroxycyclohexanone, benzoic acid, phenyl cyclohexanol, hexanal and 1-phenyl-6-hydroxyhexan-1-one, wherein the wt % s are based upon the total weight of the mixture. | 08-29-2013 |
20130231506 | Phenol and Cyclohexanone Mixtures - Disclosed herein is a process for producing phenol. The process includes oxidizing at least a portion of a feed comprising cyclohexylbenzene to produce an oxidation composition comprising cyclohexyl-1-phenyl-1-hydroperoxide. The oxidation composition may then be cleaved in the presence of an acid catalyst to produce a cleavage reaction mixture comprising the acid catalyst, phenol and cyclohexanone. At least a portion of the cleavage reaction mixture may be neutralized with a basic material to form a treated cleavage reaction mixture. In various embodiments, the cleavage reaction mixture contains 1 wt % to 30 wt % phenol, 1 wt % to 30 wt % cyclohexanone and a complexation product. | 09-05-2013 |
20140148569 | Oxidation Of Cyclohexylbenzene - In a process for oxidizing a feed comprising cyclohexylbenzene, the feed is contacted with oxygen and an oxidation catalyst in a plurality of reaction zones connected in series, the contacting being conducted under conditions being effective to oxidize part of the cyclohexylbenzene in the feed to cyclohexylbenzene hydroperoxide in each reaction zone. At least one of the plurality of reaction zones has a reaction condition that is different from another of the plurality of reaction zones. The different reaction conditions may include one or more of (a) a progressively decreasing temperature and (b) a progressively increasing oxidation catalyst concentration as the feed flows from one reaction zone to subsequent reaction zones in the series. | 05-29-2014 |
20140323782 | Dehydrogenation Process - Disclosed herein is a process for dehydrogenating a saturated cyclic hydrocarbon and/or 5-membered ring compound with a dehydrogenation catalyst. The dehydrogenation catalyst comprises: (i) 0.05 wt % to 5 wt % of a metal selected from Group 14 of the Periodic Table of Elements; and (ii) 0.1 wt % to 10 wt % of a metal selected from Groups 6 to 10 of the Periodic Table of Elements. The process is conducted under dehydrogenation conditions effective to dehydrogenate at least a portion saturated cyclic hydrocarbon and/or 5-membered ring compound. | 10-30-2014 |
Patent application number | Description | Published |
20090216048 | Process for producing phenol and methyl ethyl ketone - In a process for producing phenol and methyl ethyl ketone, benzene and a C | 08-27-2009 |
20110165355 | Process For Making Polyol Neoalkylester Plasticizers From Neo Acids - Provided are compositions, processes for making, and processes for using neoalkyl polyol esters and triglycerides as plasticizers. In one form, a neoalkylester triglyceride plasticizers can be produced by (i) drying a polyol feedstream; (ii) contacting in a reactor the dried polyol feedstream with a neoacid feedstream under effective temperature, pressure and time to form a neoalkylester plasticizer effluent stream, and (iii) purifying the neoalkylester plasticizer effluent stream to remove unreacted polyol and unreacted neoacid to form a neoalkylester plasticizer. Such plasticizers can be phthalate-free and provide outstanding properties including a suitable melting or pour point, glass transition temperature, low volatility, increased compatibility, increased hydrolytic stability, and excellent low temperature properties in a range of polymeric resins. | 07-07-2011 |
20110184105 | Phenylene Oxo-Diester Plasticizers and Methods of Making - A process for making non-phthalate, 1,2-phenylene oxo-diester plasticizers for polymer compositions, by selectively hydrogenating naphthalene to form a partially hydrogenated naphthalene, oxygenating said partially hydrogenated naphthalene to form phenylene diacids, and esterifying said phenylene diacids with oxo-alcohols to form 1,2-phenylene oxo-diesters. Also a process for making phenylene oxo-diester plasticizers by selectively brominating xylenes to form bisbromomethylbenzene, catalytic carboalkoxylation of the bromo-compound to form phenylene diacetate, followed by transesterification to form the phenylene oxo-diester. | 07-28-2011 |
20120035308 | METHODS OF MAKING 6-HYDROXYHEXANOPHENONE AND 5-BENZOYLPENTANOIC ACID AND MONO OR DIESTERS THEREOF - Mono- or diester plasticizers of the formula: | 02-09-2012 |
Patent application number | Description | Published |
20120328682 | PARTICLES INCORPORATING ANTIMICROBIAL AGENTS - The present invention relates generally to particles that include one or more antimicrobial agents therein and/or thereon. The particles may be provided with one or more coatings that contain one or more antimicrobial agents, or the one or more antimicrobial agents may be embedded in the particles. The present invention also relates to goods such as medical devices, personal care products, and household devices that incorporate one or more antimicrobial particles. The goods may be provided with one or more coatings that contain the antimicrobial particles, or the antimicrobial particles may be physically embedded in the medical devices. The present invention is further directed towards methods of making such medical devices. The goods incorporating the antimicrobial particles may be used in accordance with methods of killing microorganisms and preventing infections. | 12-27-2012 |
20140261454 | TINTED ANTISEPTIC SOLUTIONS HAVING IMPROVED STABILITY - An antiseptic solution including, a cationic antiseptic agent, a film forming polymer, an anionic tinting agent, and a solvent, wherein the cationic antiseptic agent, the film forming polymer and the anionic tinting agent each remain solubilized within the solution for greater than about 1 hour at 25° C. and 60% relative humidity. The antiseptic agent is preferably octenidine dihydrochloride or chlorhexadine gluconate. The film forming polymer is preferably an acrylate polymer. The solvent is preferably ethanol, isopropanol, and n-propanol. When a drape is adhered to a dried surgical film via the antiseptic solution, the force required to peel the drape from the surgical film is at least about 105 g/25 mm. | 09-18-2014 |