Patents by Inventor Brian D. Rekken
Brian D. Rekken 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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Patent number: 11702432Abstract: A method of making an aminosilane, the method comprising: forming a reaction mixture comprising a hydridosilane, an amine and a dehydrogenative coupling catalyst in a reactor; subjecting the reaction mixture to conditions sufficient to cause a dehydrogenative coupling reaction between the hydridosilane and the amine to form the aminosilane and hydrogen gas; and venting the hydrogen gas; wherein the forming of the reaction mixture comprising the hydridosilane, the amine and the dehydrogenative coupling catalyst comprises continuously feeding the hydridosilane to the reactor containing the amine and the dehydrogenative coupling catalyst.Type: GrantFiled: February 13, 2019Date of Patent: July 18, 2023Assignee: DOW SILICONES CORPORATIONInventors: Anthony E. Foss, Jesse A. Maddock, Brian D. Rekken, Michael D. Telgenhoff
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Publication number: 20220402943Abstract: A hydrocarbyloxydisilane according to formula (1) Si2(OR)xH6-x??(I) wherein x is 1-5 and R is hydrocarbyl having from 1 to 10 carbon atoms, with the proviso that when x is 1, R is not methyl and when x is 3, formula (1) does not represent 1,1,2-trimethoxydisilane, and a method of making an hydrocarbyloxydisilane, the method comprising: causing the reaction of i) an hydrocarbylaminodisilane, and ii) an alcohol according to formula (II) R2OH;??(II) where R2 is hydrocarbyl having from 1 to 10 carbon atoms, to form a product mixture comprising the hydrocarbyloxydisilane.Type: ApplicationFiled: August 26, 2022Publication date: December 22, 2022Inventors: BRIAN D. REKKEN, XIAOBING ZHOU
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Patent number: 11485642Abstract: A SiH-free vinyldisilane compound, which is free of (lacks) a silicon-bonded hydrogen atom. The use of the SiH-free vinyldisilane compound, or a collection of such compounds, as a starting material or precursor for synthesizing or making silicon-heteroatom compounds. The silicon-heteroatom compounds synthesized therefrom; films of and devices containing the silicon-heteroatom compounds; methods of making the SiH-free vinyldisilane compound, silicon-heteroatom compounds, films, and devices; and uses of the SiH-free vinyldisilanes, silicon-heteroatom compounds, films, and devices.Type: GrantFiled: September 15, 2017Date of Patent: November 1, 2022Assignee: DDP Specialty Electronic Materials US 9, LLCInventor: Brian D. Rekken
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Patent number: 11466037Abstract: A method for dehydrocoupling silanes and amines. The method comprises contacting: (a) an aliphatic amine; (b) a silane; and (c) a catalyst which is ZnX2, wherein X is alkyl, chloride, bromide, iodide, trifluoromethanesulfonate, bis(trifluoromethane)sulfonamide, tosylate, methanesulfonate or O3S(CF2)xCF3 wherein x is an integer from 1 to 10.Type: GrantFiled: October 31, 2019Date of Patent: October 11, 2022Assignee: Nata Semiconductor Materials Co., Ltd.Inventor: Brian D. Rekken
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Patent number: 11345604Abstract: A method for making chlorinated silazanes. The method comprises contacting: (a) a disilazane; (b) a chlorosilane; and (c) a catalyst which is a zinc salt of: (i) a sulfonic acid or (ii) a sulfonic acid imide.Type: GrantFiled: November 29, 2017Date of Patent: May 31, 2022Assignee: DDP Specialty Electronic Materials US 9, Inc.Inventors: Brian D. Rekken, Michael D. Telgenhoff
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Publication number: 20220119947Abstract: Disclosed herein are chlorodisazanes; silicon-heteroatom compounds synthesized therefrom; devices containing the silicon-heteroatom compounds; methods of making the chlorodisilazanes, the silicon-heteroatom compounds, and the devices; and uses of the chlorodisilazanes, silicon-heteroatom compounds, and devices.Type: ApplicationFiled: January 2, 2022Publication date: April 21, 2022Inventors: Byung K. HWANG, Brian D. Rekken, Michael D. Telgenhoff, Xiaobing Zhou
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Publication number: 20210300769Abstract: A method for making chlorinated silazanes. The method comprises contacting: (a) a disilazane; (b) a chlorosilane; and (c) a catalyst which is a zinc salt of: (i) a sulfonic acid or (ii) a sulfonic acid imide.Type: ApplicationFiled: November 29, 2017Publication date: September 30, 2021Inventors: Brian D. Rekken, Michael D. Telgenhoff
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Patent number: 11111256Abstract: A composition, comprising: trisilylamine and less than 5 ppmw of halogen. A method of making a silylamine comprising combining ammonia and a compound comprising aminosilane functionality, where the compound comprising aminosilane functionality is according to formula (I) R1 N(R2)a(SiH3)2?a (I), where R1 is an organic polymer, a C-1-20 hydrocarbyl group or —SiR331, where R3 is C1-6 hydrocarbyl, R2 is a C-1-20 hydrocarbyl group, H, or —SiR331, where R3 is as defined above, subscript a is 0 or 1, provided that R1 and R2 may be the same or different except if R1 is phenyl, R2 is not phenyl, under sufficient conditions to cause a reaction to form a silylamine and a byproduct.Type: GrantFiled: December 16, 2016Date of Patent: September 7, 2021Assignee: Jiangsu Nata Opto-Electronic Materials Co. Ltd.Inventors: Barry M. Ketola, Jesse A. Maddock, Brian D. Rekken, Michael D. Telgenhoff, Xiaobing Zhou
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Patent number: 11040989Abstract: A method for making tris(disilanyl)amine. The method comprises steps of: (a) contacting a disilanyl(alkyl)amine with ammonia to make bis(disilanyl)amine; and (b) allowing bis(disilanyl)amine to produce tris(disilanyl)amine and ammonia.Type: GrantFiled: December 16, 2016Date of Patent: June 22, 2021Assignee: Jiangsu Nata Opto-Electronic Materials Co., Ltd.Inventors: Brian D. Rekken, Xiaobing Zhou, Byung K. Hwang, Barry Ketola
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Publication number: 20210130374Abstract: A method for dehydrocoupling silanes and amines. The method comprises contacting: (a) an aliphatic amine; (b) a silane; and (c) a catalyst which is ZnX2, wherein X is alkyl, chloride, bromide, iodide, trifluoromethanesulfonate, bis(trifluoromethane)sulfonamide, tosylate, methanesulfonate or O3S(CF2)xCF3 wherein x is an integer from 1 to 10.Type: ApplicationFiled: October 31, 2019Publication date: May 6, 2021Inventor: Brian D. Rekken
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Patent number: 10875877Abstract: A method of making an organoaminosilane compound, comprising i) combining A) a compound comprising a primary or secondary amine, B) monosilane (SiH4), and C) a catalyst, where the catalyst comprises magnesium or boron, where A), B) and C) are combined under sufficient conditions to form the organoaminosilane compound and hydrogen. A method of making a silylamine, the method comprising: i) forming an organoaminosilane compound by i) combining A) a compound comprising a primary or secondary amine, B) monosilane (SiH4), and C) a catalyst, where the catalyst comprises magnesium or boron, and ii) combining ammonia and the organoaminosilane compound produced in i) under sufficient conditions to form a silylamine product and a byproduct, where the byproduct is a primary or secondary amine.Type: GrantFiled: December 16, 2016Date of Patent: December 29, 2020Assignee: Dow Silicones CorporationInventors: Barry M. Ketola, Jesse A. Maddock, Brian D. Rekken, Michael D. Telgenhoff, Xiaobing Zhou
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Publication number: 20200399291Abstract: A method of making an aminosilane, the method comprising: forming a reaction mixture comprising a hydridosilane, an amine and a dehydrogenative coupling catalyst in a reactor; subjecting the reaction mixture to conditions sufficient to cause a dehydrogenative coupling reaction between the hydridosilane and the amine to form the aminosilane and hydrogen gas; and venting the hydrogen gas; wherein the forming of the reaction mixture comprising the hydridosilane, the amine and the dehydrogenative coupling catalyst comprises continuously feeding the hydridosilane to the reactor containing the amine and the dehydrogenative coupling catalyst.Type: ApplicationFiled: February 13, 2019Publication date: December 24, 2020Inventors: Anthony E. Foss, Jesse A. Maddock, Brian D. Rekken, Michael D. Telgenhoff
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Publication number: 20200262849Abstract: A composition, comprising: trisilylamine and less than 5 ppmw of halogen. A method of making a silylamine comprising combining ammonia and a compound comprising aminosilane functionality, where the compound comprising aminosilane functionality is according to formula (I) R1 N(R2)a(SiH3)2?a (I), where R1 is an organic polymer, a C-1-20 hydrocarbyl group or —SiR331, where R3 is C1-6 hydrocarbyl, R2 is a C-1-20 hydrocarbyl group, H, or -SiR331 , where R3 is as defined above, subscript a is 0 or 1, provided that R1 and R2 may be the same or different except if R1 is phenyl, R2 is not phenyl, under sufficient conditions to cause a reaction to form a silylamine and a byproduct.Type: ApplicationFiled: December 16, 2016Publication date: August 20, 2020Applicant: Dow Silicones CorporationInventors: Barry M. Ketola, Jesse A. Maddock, Brian D. Rekken, Michael D. Telgenhoff, Xiaobing Zhou
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Patent number: 10647734Abstract: A method for dehydrocoupling silanes and amines. The method comprises contacting: (a) an aliphatic amine; (b) a silane; and (c) a catalyst which is ZnX2, wherein X is alkyl, chloride, bromide, iodide, trifluoromethanesulfonate, bis(trifluoromethane)sulfonamide, tosylate, methanesulfonate or O3S(CF2)XCF3 wherein x is an integer from 1 to 10.Type: GrantFiled: November 29, 2017Date of Patent: May 12, 2020Assignee: Dow Corning CorporationInventor: Brian D. Rekken
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Publication number: 20190352315Abstract: A method of making an organoaminosilane compound, comprising i) combining A) a compound comprising a primary or secondary amine, B) monosilane (SiH4), and C) a catalyst, where the catalyst comprises magnesium or boron, where A), B) and C) are combined under sufficient conditions to form the organoaminosilane compound and hydrogen. A method of making a silylamine, the method comprising: i) forming an organoaminosilane compound by i) combining A) a compound comprising a primary or secondary amine, B) monosilane (SiH4), and C) a catalyst, where the catalyst comprises magnesium or boron, and ii) combining ammonia and the organoaminosilane compound produced in i) under sufficient conditions to form a silylamine product and a byproduct, where the byproduct is a primary or secondary amine.Type: ApplicationFiled: December 16, 2016Publication date: November 21, 2019Applicant: Dow Silicones CorporationInventors: Barry M. Ketola, Jesse A. Maddock, Brian D. Rekken, Michael D. Telgenhoff, Xiaobing Zhou
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Publication number: 20190309416Abstract: Disclosed herein are chlorodisazanes; silicon-heteroatom compounds synthesized therefrom; devices containing the silicon-heteroatom compounds; methods of making the chlorodisilazanes, the silicon-heteroatom compounds, and the devices; and uses of the chlorodisilazanes, silicon-heteroatom compounds, and devices.Type: ApplicationFiled: September 21, 2017Publication date: October 10, 2019Inventors: Byung K. HWANG, Brian D. REKKEN, Michael D. TELGENHOFF, Xiaobing ZHOU
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Publication number: 20190308996Abstract: A method for dehydrocoupling silanes and amines. The method comprises contacting: (a) an aliphatic amine; (b) a silane; and (c) a catalyst which is ZnX2, wherein X is alkyl, chloride, bromide, iodide, trifluoromethanesulfonate, bis(trifluoromethane)sulfonamide, tosylate, methanesulfonate or O3S(CF2)XCF3 wherein x is an integer from 1 to 10.Type: ApplicationFiled: November 29, 2017Publication date: October 10, 2019Inventor: Brian D. Rekken
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Publication number: 20190284055Abstract: A SiH-free vinyldisilane compound, which is free of (lacks) a silicon-bonded hydrogen atom. The use of the SiH-free vinyldisilane compound, or a collection of such compounds, as a starting material or precursor for synthesizing or making silicon-heteroatom compounds. The silicon-heteroatom compounds synthesized therefrom; films of and devices containing the silicon-heteroatom compounds; methods of making the SiH-free vinyldisilane compound, silicon-heteroatom compounds, films, and devices; and uses of the SiH-free vinyldisilanes, silicon-heteroatom compounds, films, and devices.Type: ApplicationFiled: September 15, 2017Publication date: September 19, 2019Inventor: Brian D. REKKEN
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Publication number: 20190211039Abstract: A hydrocarbyloxydisilane according to formula (I) Si2(OR)xH6-x; ??(I) where x is 1-5 and R is hydrocarbyl having from 1 to 10 carbon atoms, with the proviso that when x is 1, R is not methyl and when x is 3, (I) does not represent 1,1,2-trimethoxydisilane, and a method of making an hydrocarbyloxydisilane, the method comprising: causing the reaction of i) an hydrocarbylaminodisilane, and ii) an alcohol according to formula (II) R2OH; ??(II) where R2 is hydrocarbyl having from 1 to 10 carbon atoms, to form a product mixture comprising the hydrocarbyloxydisilane.Type: ApplicationFiled: November 16, 2018Publication date: July 11, 2019Inventors: Brian D. Rekken, Xiaobing Zhou
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Publication number: 20180334469Abstract: A method for making tris(disilanyl)amine. The method comprises steps of: (a) contacting a disilanyl(alkyl)amine with ammonia to make bis(disilanyl)amine; and (b) allowing bis(disilanyl)amine to produce tris(disilanyl)amine and ammonia.Type: ApplicationFiled: December 16, 2016Publication date: November 22, 2018Inventors: Brian D. Rekken, Xiaobing Zhou, Byung K. Hwang, Barry Ketola