Patents by Inventor Craig J. Peterson
Craig J. Peterson has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20140135527Abstract: In one embodiment, the invention is to a catalyst composition, comprising vanadium and titanium. Preferably, the molar ratio of vanadium to titanium in an active phase of the catalyst composition is greater than 0.5:1.Type: ApplicationFiled: January 8, 2014Publication date: May 15, 2014Applicant: Celanese International CorporationInventors: Dick Nagaki, Heiko Weiner, Josefina T. Chapman, Mark O. Scates, Alexandra S. Locke, Craig J. Peterson
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Publication number: 20140128636Abstract: In one embodiment, the invention is to a process for producing an acrylate product. The process comprises the step of providing a crude product stream comprising the acrylate product and an alkylenating agent. The process further comprises the step of separating at least a portion of the crude product stream to form an alkylenating agent stream and an intermediate product stream. The alkylenating agent stream comprises at least 1 wt % alkylenating agent and the intermediate product stream comprises acrylate product.Type: ApplicationFiled: January 9, 2014Publication date: May 8, 2014Applicant: Celanese International CorporationInventors: Craig J. Peterson, Josefina T. Chapman, Ilias S. Kotsianis, Sean Mueller, Dick Nagaki, Tianshu Pan
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Publication number: 20140121410Abstract: In one embodiment, the invention is to a process for producing an acrylate product. The process comprises the step of reacting an alkanoic acid and an alkylenating agent over a catalyst to produce a crude acrylate product stream, and to product a used catalyst. The used catalyst may then be contacted with a regenerating stream to form a regenerated catalyst. Alkanoic acid and alkylenating agent may then be reacted over the regenerated catalyst to product additional crude acrylate product stream.Type: ApplicationFiled: October 31, 2012Publication date: May 1, 2014Applicant: CELANESE INTERNATIONAL CORPORATIONInventors: Sean Mueller, Dick Nagaki, Tianshu Pan, Craig J. Peterson, R. Jay Warner, Josefina T. Chapman
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Publication number: 20140121403Abstract: A process for producing an acrylate product from methanol and acetic acid, in which, in a reaction zone A, the methanol is partially oxidized to formaldehyde in a catalyzed gas phase reaction, the product gas mixture A obtained and an acetic acid source are combined to form a reaction gas input mixture B which comprises acetic acid in excess over formaldehyde, and the formaldehyde in reaction gas input mixture B is aldol-condensed to acrylic acid in the presence of a catalyst in a reaction zone B to form an acrylic acid-containing product gas mixture B from which an acrylate product stream may be separated. Suitable aldol condensation catalysts include vanadium-bismuth, vanadium-titanium-bismuth, vanadium-bismuth-tungsten, vanadium-titanium-tungsten, vanadium-titanium and vanadium-tungsten.Type: ApplicationFiled: June 27, 2013Publication date: May 1, 2014Inventors: Dick Nagaki, Craig J. Peterson, Elizabeth Bowden, Josefina T. Chapman, Sean Mueller
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Patent number: 8669201Abstract: The invention is to a process for producing an acrylate product. The process includes the steps of contacting an alkanoic acid and an alkylenating agent over a catalyst composition under conditions effective to produce the acrylate product. The catalyst composition comprises vanadium, titanium and tungsten. Preferably, the catalyst comprises vanadium to tungsten at a molar ratio of at least 0.02:1, in an active phase.Type: GrantFiled: October 31, 2012Date of Patent: March 11, 2014Assignee: Celanese International CorporationInventors: Dick Nagaki, Tianshu Pan, Craig J. Peterson, Heiko Weiner, Elizabeth Bowden, Josefina T. Chapman, Sean Mueller
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Publication number: 20140066651Abstract: In one embodiment, the invention is to a process for producing an acrylate product. The process comprises the step of reacting in a reactor a reaction mixture comprising alkanoic acid and an alkylenating agent under conditions effective to form a crude acrylate product. The process further comprises the step of separating at least a portion of the crude acrylate product to recover a finished acrylate product. The reaction is conducted at a reaction pressure less than 120 kPa.Type: ApplicationFiled: May 22, 2013Publication date: March 6, 2014Inventors: Sean Mueller, Dick Nagaki, Craig J. Peterson, Josefina T. Chapman
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Patent number: 8658822Abstract: In one embodiment, the invention is to a process for producing an acrylate product. The process comprises the step of reacting an alkanoic acid and an alkylenating agent under conditions effective to produce a crude acrylate product. A molar ratio of alkylenating agent to alkanoic acid is maintained at a level of at least 1.Type: GrantFiled: October 1, 2012Date of Patent: February 25, 2014Assignee: Celanese International CorporationInventors: Sean Mueller, Dick Nagaki, Craig J. Peterson, Mark O. Scates, Heiko Weiner, Josefina T. Chapman, Alexandra S. Locke
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Patent number: 8652988Abstract: In one embodiment, the invention is to a catalyst composition, comprising vanadium and titanium. Preferably, the molar ratio of vanadium to titanium in an active phase of the catalyst composition is greater than 0.5:1.Type: GrantFiled: April 27, 2011Date of Patent: February 18, 2014Assignee: Celanese International CorporationInventors: Dick Nagaki, Heiko Weiner, Josefina T. Chapman, Mark O. Scates, Alexandra S. Locke, Craig J. Peterson
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Patent number: 8642498Abstract: In one embodiment, the invention is to a catalyst composition comprising vanadium, titanium; and at least one oxide additive. The at least one oxide additive is present in an amount of at least 0.1 wt % based on the total weight of the catalyst composition. The molar ratio of titanium to metal additive in an active phase of the catalyst composition is at least 0.05:1.Type: GrantFiled: May 11, 2011Date of Patent: February 4, 2014Assignee: Celanese International CorporationInventors: Dick Nagaki, Heiko Weiner, Josefina T. Chapman, Mark O. Scates, Alexandra S. Locke, Craig J. Peterson
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Publication number: 20130317254Abstract: In one embodiment, the invention is to a process for producing an acrylate product. The process comprises the step of providing a crude product stream comprising the acrylate product and an alkylenating agent. The process further comprises the step of separating at least a portion of the crude product stream into an intermediate acrylate product stream and an alkylenating stream. The process further comprises separating at least a portion of the intermediate acrylate product stream by azeotropic distillation in the presences of an entrainer to form a stream containing acrylate product and a stream containing entrainer.Type: ApplicationFiled: May 25, 2012Publication date: November 28, 2013Applicant: Celanese International CorporationInventors: Ilias S. Kotsianis, Tianshu Pan, Craig J. Peterson, R. Jay Warner, Josefina T. Chapman
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Publication number: 20130267737Abstract: In one embodiment, the invention is to a process for producing an acrylate product. The process comprises the step of producing a crude product stream by reacting reactants comprising an alkanoic acid, an alkylenating agent and oxygen in the presence of a catalyst, wherein the oxygen concentration across the reactor is from 0.5 to 10 wt %. The oxygen may be fed to the reactor through a plurality of feeds. The invention is also directed to methods of monitoring the oxygen concentration for the reaction and adjusting the oxygen concentration and/or placement of oxygen feed(s). The process further comprises the step of separating at least a portion of the crude product stream to form an alkylenating agent stream and an intermediate product stream.Type: ApplicationFiled: October 31, 2012Publication date: October 10, 2013Applicant: CELANESE INTERNATIONAL CORPORATIONInventors: Sean Mueller, Dick Nagaki, Craig J. Peterson, Mark O. Scates, Josefina T. Chapman
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Publication number: 20130267736Abstract: In one embodiment, the invention is to a process for producing an acrylate product. The process comprises the step of providing a diluted crude acrylate stream comprising the acrylate product and an alkylenating agent. The process further comprises the step of separating at least a portion of the diluted crude acrylate stream to form an alkylenating agent stream and an intermediate product stream. The alkylenating agent stream comprises at least 1 wt. % alkylenating agent and the intermediate product stream comprises acrylate product.Type: ApplicationFiled: October 1, 2012Publication date: October 10, 2013Applicant: CELANESE INTERNATIONAL CORPORATIONInventors: Sean Mueller, Dick Nagaki, Tianshu Pan, Craig J. Peterson, Josefina T. Chapman
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Publication number: 20130245312Abstract: The invention is to a process for producing an acrylate product. The process includes the steps of contacting an alkanoic acid and an alkylenating agent over a catalyst composition under conditions effective to produce the acrylate product. The catalyst composition comprises vanadium, bismuth and titanium. Preferably, the catalyst comprises 0.3 wt % to 30 wt % vanadium, 0.1 wt % to 69 wt % bismuth and 0.1 wt % to 61 wt % tungsten, in an active phase.Type: ApplicationFiled: October 31, 2012Publication date: September 19, 2013Applicant: CELANESE INTERNATIONAL CORPORATIONInventors: Dick Nagaki, Tianshu Pan, Craig J. Peterson, Elizabeth Bowden, Josefina T. Chapman, Sean Mueller
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Publication number: 20130245308Abstract: In one embodiment, the invention is to a process for producing an acrylate product. The process includes the steps of contacting an alkanoic acid and an alkylenating agent over a catalyst composition under conditions effective to produce the acrylate product. The catalyst composition comprises a metal phosphate matrix containing vanadium and bismuth. Preferably, the catalyst comprises, in an active phase, vanadium to bismuth at a molar ratio of at least 0.02:1. Preferably, the catalyst composition is substantially free of titanium.Type: ApplicationFiled: October 31, 2012Publication date: September 19, 2013Applicant: CELANESE INTERNATIONAL CORPORATIONInventors: Dick Nagaki, Craig J. Peterson, Heiko Weiner, Elizabeth Bowden, Josefina T. Chapman, Sean Mueller
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Publication number: 20130245311Abstract: The invention is to a process for producing an acrylate product. The process includes the steps of contacting an alkanoic acid and an alkylenating agent over a catalyst composition under conditions effective to produce the acrylate product. The catalyst composition comprises vanadium, titanium and tungsten. Preferably, the catalyst comprises vanadium to tungsten at a molar ratio of at least 0.02:1, in an active phase.Type: ApplicationFiled: October 31, 2012Publication date: September 19, 2013Applicant: CELANESE INTERNATIONAL CORPORATIONInventors: Dick Nagaki, Tianshu Pan, Craig J. Peterson, Heiko Weiner, Elizabeth Bowden, Josefina T. Chapman, Sean Mueller
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Patent number: 8536368Abstract: In one embodiment, the invention relates to a process for producing an acrylate product. The process comprises the step of reacting a reaction mixture comprising an alkanoic acid and an alkylenating agent composition under conditions effective to form a crude acrylate product. The alkylenating agent composition comprises at least 1 wt % of a ring-structured compound comprising at least two oxygen atoms and at least one carbon atom, e.g., trioxane and/or tetraoxane. The process further comprises the step of separating at least a portion of the crude acrylate product to form at least one alkylenating agent stream and at least one purified acrylate product stream comprising acrylate product.Type: GrantFiled: October 1, 2012Date of Patent: September 17, 2013Assignee: Celanese International CorporationInventors: Sean Mueller, Dick Nagaki, Craig J. Peterson, Josefina T. Chapman
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Publication number: 20130165695Abstract: In one embodiment, the invention is to process for producing acrylics. The process includes the steps of contacting a crude product stream with an extraction agent mixture. The weight ratio of the extraction agent mixture to the crude product stream is greater than 0.25:1.Type: ApplicationFiled: December 22, 2011Publication date: June 27, 2013Applicant: CELANESE INTERNATIONAL CORPORATIONInventors: Craig J. Peterson, R. Jay Warner, Josefina T. Chapman
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Publication number: 20130158288Abstract: In one embodiment, the invention is to process for producing acrylics. The process includes the steps of contacting a crude product stream with an extraction agent mixture at a temperature less than 50° C.Type: ApplicationFiled: December 16, 2011Publication date: June 20, 2013Applicant: CELANESE INTERNATIONAL CORPORATIONInventors: Craig J. Peterson, R. Jay Warner, Josefina T. Chapman
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Publication number: 20130158295Abstract: In one embodiment, the invention is to a process for producing an acrylate product. The process comprises the step of dehydrating a crude alkylenating agent stream to form a dehydrated alkylenating agent stream and a water stream. The process further comprises reacting acetic acid with at least a portion of the dehydrated alkylenating agent stream to form a crude acrylate product stream comprising acrylate product and alkylenating agent stream. The dehydrating of the crude alkylenating stream is accomplished using at least one evaporator or at least one distillation column.Type: ApplicationFiled: December 16, 2011Publication date: June 20, 2013Applicant: Celanese International CorporationInventors: Ilias S. Kotsianis, Sean Mueller, Dick Nagaki, Tianshu Pan, Craig J. Peterson, Josefina T. Chapman
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Publication number: 20130085302Abstract: In one embodiment, the invention is to a process for producing an acrylate product. The process comprises the step of providing a crude product stream comprising the acrylate product and an alkylenating agent. The process further comprises the step of separating at least a portion of the crude product stream to form an alkylenating agent stream and an intermediate product stream. The process further comprises the step of recovering high purity acrylate product using precipitation. The alkylenating agent stream comprises at least 1 wt % alkylenating agent and the intermediate product stream comprises acrylate product.Type: ApplicationFiled: April 3, 2012Publication date: April 4, 2013Applicant: CELANESE INTERNATIONAL CORPORATIONInventors: Ilias S. Kotsianis, Tianshu Pan, Craig J. Peterson, R. Jay Warner, Josefina T. Chapman