52 patents
Utility
Methods for isobutylene conversion to C5+ compounds
28 Nov 23
Methods of converting isobutylene to C5+ compounds.
Linn Fang, Daniel F. White, Lei Zhang
Filed: 23 Sep 22
Utility
Use of monopropylene glycol from purge streams in epoxidation catalyst preparation
7 Nov 23
Methods for preparing molybdenum-based catalyst for epoxidation reactions using MPG sourced from a propylene oxide/styrene monomer (POSM) production process are described.
Ha H. Nguyen, Anthony S. Dearth, Harold V. Larson
Filed: 25 Jun 21
Utility
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26 Oct 23
A method for removing metal salts from alkylaromatic oxidate streams used for alkene oxide production, or used in the co-production of propylene oxide and styrene monomer (“POSM”), and methods for caustic washing of oxidate streams formed in these processes.
David W. Leyshon, Sandor Nagy, Elizabeth I. Ross-Medgaarden
Filed: 20 Apr 23
Utility
efyagvsmy7ujt1tnkf3fb8cv9zon34
6 Apr 23
Methods of converting isobutylene to C5+ compounds.
Linn Fang, Daniel F. White, Lei Zhang
Filed: 23 Sep 22
Utility
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6 Apr 23
Methods and systems for removing or reducing water and producing epoxide.
Ha H. Nguyen, Xueyong Yang
Filed: 3 Oct 22
Utility
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28 Mar 23
A process for the production of 4-hydroxybutyraldehyde is described.
Daniel F. White, Beaven S. Mandimutsira, Robert J. Rebman
Filed: 7 Apr 22
Utility
03pcyv6fknvyndtp1s287xrpfz0l6r4dvm6w0b
28 Feb 23
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
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22 Dec 22
A skeletal isomerization process for isomerizing olefins is described.
Rick B. Watson, David W. Leyshon, Kevin P. Fogarty
Filed: 3 Jun 22
Utility
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15 Dec 22
Disclosed herein are hydrogen peroxide solutions in non-aqueous solvents and processes for manufacturing the non-aqueous hydrogen peroxide solutions starting from an aqueous hydrogen peroxide solution.
Ha H. Nguyen, Randy Magadan
Filed: 2 Jun 22
Utility
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13 Oct 22
A process for the production of 4-hydroxybutyraldehyde is described.
Daniel F. White, Beaven S. Mandimutsira, Robert J. Rebman
Filed: 7 Apr 22
Utility
p7b641mebkv372pr8jov1jzhkje9wxi7i3m21injcvj76uyme
13 Sep 22
A skeletal isomerization process for isomerizing olefins is described.
Rick B. Watson, David W. Leyshon
Filed: 5 Nov 21
Utility
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14 Jun 22
A process of producing allyl alcohol by reacting glycerin with ReO3—Al2O3 in the presence of gamma-valerolactone (GVL) in a reactor is described.
Xueyong Yang, Daniel F. White, Chelsee A. Arceneaux, Pranit S. Metkar
Filed: 30 Jul 21
Utility
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5 May 22
A skeletal isomerization process for isomerizing olefins is described.
Rick B. Watson, David W. Leyshon
Filed: 5 Nov 21
Utility
81au9q5jbxlmewf4dtcbcf2pzuar93dqfju3g2a2
5 May 22
A skeletal isomerization process for isomerizing olefins is described.
Rick B. Watson, David W. Leyshon
Filed: 5 Nov 21
Utility
zzxmyzs1st355vfi8rr6aw81q2yhq7zkm5nxqwc1n5eh1d4ln0
31 Mar 22
A process of co-feeding gaseous ethylene with liquid allyl alcohol in the presence of a catalyst to produce 1,4-butanediol and n-propanol may include: introducing a gaseous mixture of ethylene, carbon monoxide and hydrogen into a reactor in the presence of a hydroformylation catalyst in a solvent; introducing liquid allyl alcohol (AA) into the reactor; and carrying out hydroformylation reaction at a temperature between 50 and 100° C. to obtain hydroformylation products.
Daniel F. White, Beaven S. Mandimutsira, Roberto Alvarez
Filed: 21 Sep 21
Utility
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17 Mar 22
Disclosed herein is a process for upgrading a raffinate butene (C4 Raffinate) stream to propylene which can produce polymer grade propylene (PGP) by a metathesis process, without consuming fresh ethylene as a feedstock.
Lei Zhang, Pranit S. Metkar, Majid Keyvani, Daniel F. White
Filed: 14 Sep 21
Utility
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1 Mar 22
Improved systems and methods for producing propylene from olefins including isobutylene is disclosed.
David W. Leyshon, Rick B. Watson
Filed: 28 Jun 21
Utility
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17 Feb 22
A process of producing allyl alcohol by reacting glycerin with ReO3—Al2O3 in the presence of gamma-valerolactone (GVL) in a reactor is described.
Xueyong Yang, Daniel F. White, Chelsee A. Arceneaux, Pranit S. Metkar
Filed: 30 Jul 21
Utility
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15 Feb 22
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: 6 May 20
Utility
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30 Dec 21
Methods for preparing molybdenum-based catalyst for epoxidation reactions using MPG sourced from a propylene oxide/styrene monomer (POSM) production process are described.
Ha H. Nguyen, Anthony S. Dearth, Harold V. Larson
Filed: 25 Jun 21