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).

  • Patent number: 11702432
    Abstract: 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: Grant
    Filed: February 13, 2019
    Date of Patent: July 18, 2023
    Assignee: DOW SILICONES CORPORATION
    Inventors: Anthony E. Foss, Jesse A. Maddock, Brian D. Rekken, Michael D. Telgenhoff
  • Publication number: 20220402943
    Abstract: 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: Application
    Filed: August 26, 2022
    Publication date: December 22, 2022
    Inventors: BRIAN D. REKKEN, XIAOBING ZHOU
  • Patent number: 11485642
    Abstract: 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: Grant
    Filed: September 15, 2017
    Date of Patent: November 1, 2022
    Assignee: DDP Specialty Electronic Materials US 9, LLC
    Inventor: Brian D. Rekken
  • Patent number: 11466037
    Abstract: 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: Grant
    Filed: October 31, 2019
    Date of Patent: October 11, 2022
    Assignee: Nata Semiconductor Materials Co., Ltd.
    Inventor: Brian D. Rekken
  • Patent number: 11345604
    Abstract: 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: Grant
    Filed: November 29, 2017
    Date of Patent: May 31, 2022
    Assignee: DDP Specialty Electronic Materials US 9, Inc.
    Inventors: Brian D. Rekken, Michael D. Telgenhoff
  • Publication number: 20220119947
    Abstract: 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: Application
    Filed: January 2, 2022
    Publication date: April 21, 2022
    Inventors: Byung K. HWANG, Brian D. Rekken, Michael D. Telgenhoff, Xiaobing Zhou
  • Publication number: 20210300769
    Abstract: 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: Application
    Filed: November 29, 2017
    Publication date: September 30, 2021
    Inventors: Brian D. Rekken, Michael D. Telgenhoff
  • Patent number: 11111256
    Abstract: 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: Grant
    Filed: December 16, 2016
    Date of Patent: September 7, 2021
    Assignee: Jiangsu Nata Opto-Electronic Materials Co. Ltd.
    Inventors: Barry M. Ketola, Jesse A. Maddock, Brian D. Rekken, Michael D. Telgenhoff, Xiaobing Zhou
  • Patent number: 11040989
    Abstract: 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: Grant
    Filed: December 16, 2016
    Date of Patent: June 22, 2021
    Assignee: Jiangsu Nata Opto-Electronic Materials Co., Ltd.
    Inventors: Brian D. Rekken, Xiaobing Zhou, Byung K. Hwang, Barry Ketola
  • Publication number: 20210130374
    Abstract: 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: Application
    Filed: October 31, 2019
    Publication date: May 6, 2021
    Inventor: Brian D. Rekken
  • Patent number: 10875877
    Abstract: 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: Grant
    Filed: December 16, 2016
    Date of Patent: December 29, 2020
    Assignee: Dow Silicones Corporation
    Inventors: Barry M. Ketola, Jesse A. Maddock, Brian D. Rekken, Michael D. Telgenhoff, Xiaobing Zhou
  • Publication number: 20200399291
    Abstract: 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: Application
    Filed: February 13, 2019
    Publication date: December 24, 2020
    Inventors: Anthony E. Foss, Jesse A. Maddock, Brian D. Rekken, Michael D. Telgenhoff
  • Publication number: 20200262849
    Abstract: 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: Application
    Filed: December 16, 2016
    Publication date: August 20, 2020
    Applicant: Dow Silicones Corporation
    Inventors: Barry M. Ketola, Jesse A. Maddock, Brian D. Rekken, Michael D. Telgenhoff, Xiaobing Zhou
  • Patent number: 10647734
    Abstract: 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: Grant
    Filed: November 29, 2017
    Date of Patent: May 12, 2020
    Assignee: Dow Corning Corporation
    Inventor: Brian D. Rekken
  • Publication number: 20190352315
    Abstract: 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: Application
    Filed: December 16, 2016
    Publication date: November 21, 2019
    Applicant: Dow Silicones Corporation
    Inventors: Barry M. Ketola, Jesse A. Maddock, Brian D. Rekken, Michael D. Telgenhoff, Xiaobing Zhou
  • Publication number: 20190309416
    Abstract: 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: Application
    Filed: September 21, 2017
    Publication date: October 10, 2019
    Inventors: Byung K. HWANG, Brian D. REKKEN, Michael D. TELGENHOFF, Xiaobing ZHOU
  • Publication number: 20190308996
    Abstract: 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: Application
    Filed: November 29, 2017
    Publication date: October 10, 2019
    Inventor: Brian D. Rekken
  • Publication number: 20190284055
    Abstract: 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: Application
    Filed: September 15, 2017
    Publication date: September 19, 2019
    Inventor: Brian D. REKKEN
  • Publication number: 20190211039
    Abstract: 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: Application
    Filed: November 16, 2018
    Publication date: July 11, 2019
    Inventors: Brian D. Rekken, Xiaobing Zhou
  • Publication number: 20180334469
    Abstract: 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: Application
    Filed: December 16, 2016
    Publication date: November 22, 2018
    Inventors: Brian D. Rekken, Xiaobing Zhou, Byung K. Hwang, Barry Ketola