Patents by Inventor Abdullah Saad Al-Dughaither
Abdullah Saad Al-Dughaither 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).
-
Patent number: 11331655Abstract: A method for preparing a homogenous catalyst for the production of linear alpha olefins includes: preparing a first pre-catalyst solution comprising a modifier and an organoaluminum compound in a first solvent wherein the first pre-catalyst solution is reacted and stored in a first vessel for a period of time of 1 hour to 90 days; preparing a second pre-catalyst solution comprising a second solvent, a ligand, and a chromium containing compound, wherein the second pre-catalyst solution is stored in a second vessel for a period of time of 1 hour to 90 days; and after a period of time, adding the first pre-catalyst solution to a catalyst pre-formation unit; after the same period of time, adding the second pre-catalyst solution to the catalyst pre-formation unit; forming a homogenous catalyst by mixing the first pre-catalyst solution and the second pre-catalyst solution; adding the homogeneous catalyst to a reaction vessel, wherein the reaction vessel comprises an alpha olefin; and forming the linear alpha olefinType: GrantFiled: December 21, 2017Date of Patent: May 17, 2022Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Abdullah Saad Al-Dughaither, Shahid Azam, Abdulmajeed Mohammed Al-Hamdan, Dafer Mubarak Alshahrani, Sebastiano Licciulli, Anina Wohl, Wolfgang Muller, Heinz Bolt, Andreas Meiswinkel, Tobias Meier, Ralf Noack
-
Patent number: 11285469Abstract: A method for preparing a homogenous catalyst for use in preparing a linear alpha olefin includes: preparing a first pre-catalyst solution by mixing a chromium source and a ligand in a first solvent, wherein the first pre-catalyst solution is stored in a first vessel; preparing a second pre-catalyst solution by mixing an organoaluminum compound and a modifier in a second solvent, wherein the second pre-catalyst solution is stored in a second vessel; and simultaneously feeding the first pre-catalyst solution and the second pre-catalyst solution directly into a reaction vessel, wherein the reaction vessel includes a third solvent.Type: GrantFiled: December 28, 2017Date of Patent: March 29, 2022Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Abdullah Saad Al-Dughaither, Shahid Azam, Abdulmajeed Mohammed Al-Hamdan, Dafer Mubarak Alshahrani, Sebastiano Licciulli, Andreas Meiswinkel, Heinz Bolt, Wolfgang Muller, Anina Wohl
-
Patent number: 11254630Abstract: A method of separating linear alpha olefins, comprising: passing a feed stream comprising linear alpha olefins through a first column; distributing a C4? fraction to a top portion of the first column; withdrawing a C6+ fraction from a bottom portion of the first column and passing the C6+ fraction through a second column; distributing a C12+ fraction to a bottom portion of the second column; withdrawing a C10? fraction from a top portion of the second column and passing the C10? fraction through a third column, wherein the C10? fraction is substantially free of polymer; and distributing a C6 fraction to a top portion of the third column.Type: GrantFiled: December 19, 2017Date of Patent: February 22, 2022Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Dafer Mubarak Alshahrani, Shahid Azam, Abdullah Saad Al-Dughaither, Abdulmajeed Mohammed Al-Hamdan
-
Publication number: 20210323901Abstract: A method of storing and/or transporting oxo alcohol, comprises: combining an oxo alcohol having an initial aldehyde content X and an initial peroxide content Y with 5 ppm to 100 ppm of a phenolic antioxidant, preferably a phenolic antioxidant without ester linkage groups; and storing and/or transporting the oxo alcohol. The oxo alcohol can be used to produce a plasticizer, e.g., without adversely affecting color.Type: ApplicationFiled: July 22, 2019Publication date: October 21, 2021Applicant: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Paul SOMAK, Ritesh NANDY, Ameen GHAMDI-AL, Umesh Krishna HASYAGAR, Vinod S. NAIR, Abdullah Saad AL-DUGHAITHER
-
Patent number: 10611706Abstract: A method of producing hexene includes: passing a feed stream comprising C1 to C24 hydrocarbons through a distillation column, wherein a reflux ratio of the distillation column is greater than or equal to 1.33; distributing a light fraction comprising C4-C6 hydrocarbons to a top portion of the distillation column; distributing a heavy fraction comprising C8-C12 hydrocarbons to a bottom portion of the distillation column; and withdrawing a top product comprising hexene from the distillation column.Type: GrantFiled: December 28, 2016Date of Patent: April 7, 2020Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: Abdullah Saad Al-Dughaither, Shahid Azam, Adel Saeed Al-Dossari, Abdulmajeed Mohammed Al-Hamdan
-
Publication number: 20200087582Abstract: A method of treating a hydrocarbon stream includes: withdrawing an effluent stream comprising hydrocarbons and polymer from a reactor; contacting the effluent stream with a coolant stream; passing the effluent stream through a heat exchanger; wherein after passing the effluent stream through the heat exchanger, the heat exchanger is substantially free of polymer deposits.Type: ApplicationFiled: December 19, 2017Publication date: March 19, 2020Inventors: Dafer Mubarak Alshahrani, Shahid Azam, Abdullah Saad Al-Dughaither, Abdulmajeed Mohammed Al-Hamdan
-
Publication number: 20190351403Abstract: A method for preparing a homogenous catalyst for use in preparing a linear alpha olefin includes: preparing a first pre-catalyst solution by mixing a chromium source and a ligand in a first solvent, wherein the first pre-catalyst solution is stored in a first vessel; preparing a second pre-catalyst solution by mixing an organoaluminum compound and a modifier in a second solvent, wherein the second pre-catalyst solution is stored in a second vessel; and simultaneously feeding the first pre-catalyst solution and the second pre-catalyst solution directly into a reaction vessel, wherein the reaction vessel includes a third solvent.Type: ApplicationFiled: December 28, 2017Publication date: November 21, 2019Inventors: Abdullah Saad Al-Dughaither, Shahid Azam, Abdulmajeed Mohammed Al-Hamdan, Dafer Mubarak Alshahrani, Sebastiano Licciulli, Andreas Meiswinkel, Heinz Bolt, Wolfgang Muller, Anina Wohl
-
Publication number: 20190345079Abstract: A method of separating linear alpha olefins, comprising: passing a feed stream comprising linear alpha olefins through a first column; distributing a C4? fraction to a top portion of the first column; withdrawing a C6+ fraction from a bottom portion of the first column and passing the C6+ fraction through a second column; distributing a C12+ fraction to a bottom portion of the second column; withdrawing a C10? fraction from a top portion of the second column and passing the C10? fraction through a third column, wherein the C10? fraction is substantially free of polymer; and distributing a C6 fraction to a top portion of the third column.Type: ApplicationFiled: December 19, 2017Publication date: November 14, 2019Inventors: Dafer Mubarak Alshahrani, Shahid Azam, Abdullah Saad Al-Dughaither, Abdulmajeed Mohammed Al-Hamdan
-
Publication number: 20190314798Abstract: A method for preparing a homogenous catalyst for the production of linear alpha olefins includes: preparing a first pre-catalyst solution comprising a modifier and an organoaluminum compound in a first solvent wherein the first pre-catalyst solution is reacted and stored in a first vessel for a period of time of 1 hour to 90 days; preparing a second pre-catalyst solution comprising a second solvent, a ligand, and a chromium containing compound, wherein the second pre-catalyst solution is stored in a second vessel for a period of time of 1 hour to 90 days; and after a period of time, adding the first pre-catalyst solution to a catalyst pre-formation unit; after the same period of time, adding the second pre-catalyst solution to the catalyst pre-formation unit; forming a homogenous catalyst by mixing the first pre-catalyst solution and the second pre-catalyst solution; adding the homogeneous catalyst to a reaction vessel, wherein the reaction vessel comprises an alpha olefin; and forming the linear alpha olefinType: ApplicationFiled: December 21, 2017Publication date: October 17, 2019Inventors: Abdullah Saad Al-Dughaither, Shahid Azam, Abdulmajeed Mohammed Al-Hamdan, Dafer Mubarak Alshahrani, Sebastiano Licciulli, Anina Wohl, Wolfgang Muller, Heinz Bolt, Andreas Meiswinkel, Tobias Meier, Ralf Noack
-
Publication number: 20190010100Abstract: A method of producing hexene includes: passing a feed stream comprising C1 to C24 hydrocarbons through a distillation column, wherein the feed stream comprises greater than or equal to 1 wt. % octene; distributing a light fraction comprising C4-C6 hydrocarbons to a top portion of the distillation column; distributing a heavy fraction comprising C8-C12 hydrocarbons to a bottom portion of the distillation column; and withdrawing a top product comprising hexene from the distillation column.Type: ApplicationFiled: December 28, 2016Publication date: January 10, 2019Inventors: Abdullah Saad Al-Dughaither, Shahid Azam, Adel Saeed Al-Dossari, Abdulmajeed Mohammed Al-Hamdan
-
Publication number: 20190010099Abstract: A method for recovery of a product fraction from a mixture comprising an impurity and linear alpha olefins, the method comprising: introducing the mixture into a distillation column, wherein an overhead stream is separated from a bottom stream, wherein the overhead stream comprises a Cn product, a Cn+x product, and an impurity, wherein n is an integer from 4 to 30, wherein x is an integer from 0 to 26; directing the overhead stream into a fractionation column; and separating a Cn product fraction and a Cn+x product fraction in the fractionation column, wherein the Cn+x product fraction comprises at least a portion of the impurity, wherein, when an amount of the impurity is greater than 1 part per million in the Cn+x product fraction, at least a portion of the collected Cn+x product fraction is recycled to the distillation column.Type: ApplicationFiled: December 23, 2016Publication date: January 10, 2019Applicant: SABIC Global Technologies B.V.Inventors: Abdullah Saad Al-Dughaither, Abdulmajeed Mohammed Al-Hamdan, Shahid Azam, Haresh Patel, Ahmed Abdullah Hasanain
-
Publication number: 20190010101Abstract: A method of producing hexene includes: passing a feed stream comprising C1 to C24 hydrocarbons through a distillation column, wherein a reflux ratio of the distillation column is greater than or equal to 1.33; distributing a light fraction comprising C4-C6 hydrocarbons to a top portion of the distillation column; distributing a heavy fraction comprising C8-C12 hydrocarbons to a bottom portion of the distillation column; and withdrawing a top product comprising hexene from the distillation column.Type: ApplicationFiled: December 28, 2016Publication date: January 10, 2019Inventors: Abdullah Saad Al-Dughaither, Shahid Azam, Adel Saeed Al-Dossari, Abdulmajeed Mohammed Al-Hamdan
-
Publication number: 20190002373Abstract: A method of producing hexene, comprising: passing a feed stream comprising C1 to C24 hydrocarbons and water through a distillation column; wherein the feed stream comprises greater than or equal to 0.1 wt. % water; distributing a light fraction comprising C4-C6 hydrocarbons and water to a top portion of the distillation column; distributing a heavy fraction comprising C8-C12 hydrocarbons to a bottom portion of the distillation column; and withdrawing a top product comprising hexene from the distillation column.Type: ApplicationFiled: December 28, 2016Publication date: January 3, 2019Inventors: Abdullah Saad Al-Dughaither, Shahid Azam, Adel Saeed Al-Dossari, Abdulmajeed Mohammed Al-Hamdan