52 patents
Page 2 of 3
Utility
Isobutylene to Propylene Process Flow Improvement
30 Dec 21
Improved systems and methods for producing propylene from olefins including isobutylene is disclosed.
David W. Leyshon, Rick B. Watson
Filed: 28 Jun 21
Utility
On-purpose Propylene Production from Butenes
28 Oct 21
A low temperature on-purpose propylene production method is described.
Lei Zhang, Majid Keyvani, Daniel F. White
Filed: 20 Apr 21
Utility
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25 May 21
Methods of drying streams that include propylene oxide.
Xueyong Yang, Daniel F. White, Ha H. Nguyen, Robert J. Rebman, Chelsee A. Arceneaux
Filed: 13 May 20
Utility
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6 May 21
Methods of preparing titanated silica catalysts, and titanated silica catalysts.
Sandor Nagy, Nicholas Bruschi, Elizabeth I. Ross-Medgaarden, David W. Leyshon, Barbara Kimmich
Filed: 2 Nov 20
Utility
3bno35yp7tsrs5jw8wj0j5k7qdx0gk4ae6phsxu9vg0mzr7j24d
6 May 21
Methods of preparing titanated silica catalysts and titanated silica catalysts are presented.
Sandor Nagy, Nicholas Bruschi, Elizabeth I. Ross-Medgaarden, David W. Leyshon, Barbara Kimmich
Filed: 2 Nov 20
Utility
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27 Apr 21
A method of producing dimethoxymethane oligomers (DMMn), the method comprising: reacting a formaldehyde source and dimethoxymethane monomer (DMM1) in the presence of an acidic catalyst to produce a reaction effluent comprising DMMn and unreacted DMM1; and separating, from the reaction effluent, DMM1-2 including unreacted DMM1 and DMMn having a chain length n equal to 2 (DMM2), dimethoxymethane oligomers having a chain length n in the range of from 2-5 (DMM2-5), dimethoxymethane oligomers having a chain length n of ≥5 (DMM5+), or a combination thereof, wherein the separating comprises distillation in the presence of at least one alcohol, a distillate fuel, or both.
James N. Waguespack, David S. Mannel, Larry W. Arndt, Ha H. Nguyen, Barbara Kimmich
Filed: 8 Mar 19
Utility
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16 Mar 21
Provided are methods of treating a mixture, such as a hydrocarbon mixture, that includes one or more C2-C4 carbonyl containing organic compounds.
Lei Zhang, Daniel F. White
Filed: 8 Nov 19
Utility
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16 Mar 21
Methods of reducing a phosphorus content of a liquid hydrocarbon.
Lei Zhang, Daniel F. White
Filed: 6 Sep 19
Utility
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16 Feb 21
A method including hydroformylating, with syngas, allyl alcohol in an allyl alcohol feed, to produce a hydroformylation product comprising 4-hydroxybutyraldehyde and 3-hydroxy-2-methylpropionaldehyde; and producing a 1,4-butanediol (BDO) product comprising BDO and 1,3-methylpropanediol via hydrogenation of at least a portion of the hydroformylation product.
Xueyong Yang, Daniel F. White, Beaven S. Mandimutsira
Filed: 25 Feb 19
Utility
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16 Feb 21
A catalyst system for the conversion of glycerin to allyl alcohol, the catalyst system comprising: a rhenium compound selected from rhenium dioxide, rhenium trioxide, and a combination thereof.
Xueyong Yang, Daniel F. White, Beaven S. Mandimutsira
Filed: 25 Feb 19
Utility
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30 Nov 20
A composition comprising a distillate fuel, an oligomer portion comprising at least one dimethoxymethane oligomer, and a stabilizer comprising one or more alcohols.
James N. Waguespack, Larry W. Arndt, David S. Mannel, Ha H. Nguyen, Barbara Kimmich
Filed: 23 Oct 18
Utility
rif1vqwaj7sggm10iy2qpgoxv1o9cewva64r
18 Nov 20
Methods of drying streams that include propylene oxide.
Xueyong Yang, Daniel F. White, Ha H. Nguyen, Robert J. Rebman, Chelsee A. Arceneaux
Filed: 12 May 20
Utility
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11 Nov 20
Methods and systems for recovering materials from streams from processes for the co-production of propylene oxide and styrene monomer.
Ha H. Nguyen, Anthony S. Dearth
Filed: 5 May 20
Utility
9d1qodknev1pg7lcp1fl40li61vcehmnuxtzz4tmq9mqdj
9 Nov 20
Systems and methods for purifying crude propane streams are provided herein.
Majid Keyvani
Filed: 17 Mar 20
Utility
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4 Nov 20
Epoxidation methods and catalyst are described herein.
Sandor Nagy, Barbara Kimmich
Filed: 16 Jul 20
Utility
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4 Nov 20
Methods of improving the selectivity of selective hydrogenation of residual 1,3-butadiene in a C4 fraction of a hydrocarbon raffinate stream in a fixed-bed reactor are described.
Sarthak Gaur, Daniel F. White
Filed: 26 Apr 20
Utility
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19 Oct 20
A process for selectively producing 4-hydroxybutyraldehyde from allyl alcohol is described.
Daniel F. White, Beaven S. Mandimutsira
Filed: 21 May 20
Utility
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14 Sep 20
A method of producing one or more glycerol ethers, the method comprising contacting glycerol and tertiary butanol (TBA) in the presence of an acidic catalyst to produce one or more glycerol ethers selected from mono-tert butyl glycerol ethers, di-tert butyl glycerol ethers, tri-tert butyl glycerol ethers, or a combination thereof; separating water and a stream comprising isobutylene, unreacted TBA, or a combination thereof from the one or more glycerol ethers; and recycling at least a portion of the stream comprising isobutylene, unreacted TBA, or a combination thereof to the contacting.
Sarthak Gaur, Robert John Rebman, Daniel F. White, Joseph P. Longtin
Filed: 25 Jun 19
Utility
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10 Aug 20
Methods of forming propylene and alkylate are provided.
Daniel F. White, Lei Zhang
Filed: 5 Mar 19
Utility
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13 Jul 20
A method including contacting an organic stream with water and carbon dioxide, whereby sodium is extracted from the organic stream, and separating an aqueous sodium salt-containing phase from an organic phase comprising a reduced sodium content.
Sandor Nagy, Ha H. Nguyen, Dan D. Lindsey, Barbara Kimmich, Nicholas Bruschi, James D. Montano-Lawrence, Justin E. Turner, Debra L. Jackson, Anthony S. Dearth
Filed: 31 Jan 18