Patents by Inventor Stephen W. King

Stephen W. King 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: 11951648
    Abstract: The present disclosure describes a treated cellulosic material comprising a cellulosic material having a porous structure defining a plurality of pores, at least a portion of the pores containing a treating agent comprising a polymer, the polymer comprising a polyurethane polymer. The present disclosure further describes a method for preparing a treated cellulosic material comprising providing a cellulosic material; and a first treatment protocol comprising impregnating the cellulosic material with an aqueous dispersion comprising a polymer, the polymer comprising a polyurethane polymer; and a second treatment protocol comprising impregnating the cellulosic material with a modifying agent, the modifying agent comprising a hydrophobic amine.
    Type: Grant
    Filed: May 21, 2021
    Date of Patent: April 9, 2024
    Assignee: Dow Global Technologies LLC
    Inventors: Stephen W. King, Xue Chen
  • Patent number: 11945772
    Abstract: A method including the step contacting an olefin, an alcohol, a metallosilicate catalyst and a solvent, wherein the solvent comprises structure (I): wherein R1 and R2 are each selected from the group consisting of an aryl group and an alkyl group with the proviso that at least one of R1 and R2 is an aryl group, further wherein n is 1-3.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: April 2, 2024
    Assignee: Dow Global Technologies LLC
    Inventors: Wen-Sheng Lee, Mingzhe Yu, Jing L. Houser, Sung-Yu Ku, Wanglin Yu, Stephen W. King, Paulami Majumdar, Le Wang
  • Patent number: 11945903
    Abstract: Embodiments of the present disclosure are directed towards solventless compositions that include a reaction product formed by reacting a polyol and an aminopolycarboxylic compound.
    Type: Grant
    Filed: July 7, 2020
    Date of Patent: April 2, 2024
    Assignee: Dow Global Technologies LLC
    Inventors: Yinzhong Guo, Xue Chen, Stephen W. King
  • Publication number: 20240066499
    Abstract: The present invention describes a method to remove metals present in a mixture comprising one or more organic amines comprising the step of contacting the mixture with a silica-polyethyleneimine adsorbent.
    Type: Application
    Filed: March 21, 2022
    Publication date: February 29, 2024
    Inventors: Yujun Liu, Xue Chen, Stephen W. King, Towhid Hasan, Jerrod Ruddick, James York, Amarnath Singh
  • Patent number: 11807705
    Abstract: Embodiments of the present disclosure are directed towards solvent-based compositions that include a reaction product formed by reacting a polyol and an aminopolycarboxylic compound.
    Type: Grant
    Filed: July 8, 2020
    Date of Patent: November 7, 2023
    Assignee: Dow Global Technologies LLC
    Inventors: Yinzhong Guo, Tuoqi Li, Xue Chen, Stephen W. King
  • Publication number: 20230117989
    Abstract: A method for purification of organic amines, comprising introducing a resin polymer matrix to a liquid containing at least an organic amine bonded to at least one metallic element, wherein the resin polymer matrix is embedded with an amino compound selected from the group consisting of iminodiacetic acid, aminomethylphosphonic acid or a combination thereof, and wherein the embedded resin polymer matrix binds the at least one metallic element, and the at least one metallic element is removed from the organic amine.
    Type: Application
    Filed: April 8, 2020
    Publication date: April 20, 2023
    Inventors: Qi Jiang, Yujun Liu, Kaoru Ohba, Jongcheol Kim, Xue Chen, Li Mu, Jianhai Mu, Stephen W. King
  • Publication number: 20230041935
    Abstract: A method for controlling foam comprising providing food composition comprising a foam control agent and a foodstuff, the foam control agent comprising a Mono glycidyl ether adduct or a Diglycidyl ether adduct. A composition useful for foam control comprising a mono glycidyl ether adduct, a diglycidyl ether adduct or combination thereof.
    Type: Application
    Filed: September 19, 2022
    Publication date: February 9, 2023
    Inventors: Stephen W. King, Clark H. Cummins, Michael L. Tulchinsky, Xue Chen
  • Patent number: 11525106
    Abstract: This disclosure relates generally to bleach activator compositions. This disclosure relates more particularly to tetraacetyldiamine and/or triacetyldiamine derivatives and compositions thereof and to their use as bleach activators, and methods for using them as detergents or biocides.
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: December 13, 2022
    Assignees: DOW GLOBAL TECHNOLOGIES LLC, THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ILLINOIS
    Inventors: Xue Chen, Stephen W. King, Ziyuan Song, Jianjun Cheng
  • Patent number: 11510429
    Abstract: Cyclic ketal compounds provide excellent foam protection when having at least one moiety of a threshold size (comprising 4 or more carbon atoms) pendant from a ketal carbon. The carbons in such moieties may be present in one or more chains. The cyclic ketal compounds of the present invention are compatible with foodstuff manufacturing. In particular, it has been discovered that the cyclic ketal compounds of the present invention exhibit excellent foam control performance in both potato and sugar beet processing systems.
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: November 29, 2022
    Assignee: Dow Global Technologies LLC
    Inventors: Michael L. Tulchinsky, Xue Chen, Clark H. Cummins, Stephen W. King
  • Publication number: 20220365440
    Abstract: A photoresist stripping composition comprising an organic amine and a method is provided. The photoresist stripping composition comprising an organic amine having the following formula (1).
    Type: Application
    Filed: August 30, 2019
    Publication date: November 17, 2022
    Inventors: Xin Jiang, Stephen W. King
  • Publication number: 20220355281
    Abstract: Embodiments of the present disclosure are directed towards methods of etherification including modifying a zeolite catalyst with phosphorus to provide a phosphorus modified zeolite catalyst; and contacting the phosphorus modified zeolite catalyst with an olefin and an alcohol to produce a monoalkyl ether.
    Type: Application
    Filed: September 23, 2020
    Publication date: November 10, 2022
    Applicant: Dow Global Technologies LLC
    Inventors: Wen-Sheng Lee, Dean Millar, Stephen W. King
  • Patent number: 11478005
    Abstract: A method for controlling foam comprising providing food composition comprising a foam control agent and a foodstuff, the foam control agent comprising a Mono glycidyl ether adduct or a Diglycidyl ether adduct. A composition useful for foam control comprising a mono glycidyl ether adduct, a diglycidyl ether adduct or combination thereof.
    Type: Grant
    Filed: March 14, 2019
    Date of Patent: October 25, 2022
    Assignee: DOW GLOBAL TECHNOLOGIES LLC
    Inventors: Stephen W. King, Clark H. Cummins, Michael L. Tulchinsky, Xue Chen
  • Publication number: 20220326620
    Abstract: A photoresist stripping composition comprising an organic amine and a method is provided. The photoresist stripping composition comprising an organic amine having the following formula (1).
    Type: Application
    Filed: August 30, 2019
    Publication date: October 13, 2022
    Inventors: Qi Jiang, Xue Chen, Xin Jiang, Jianhai Mu, Stephen W. King
  • Patent number: 11453143
    Abstract: The present disclosure describes a treated cellulosic material comprising a cellulosic material having a porous structure defining a plurality of pores, at least a portion of the pores containing a treating agent comprising a polymer comprising an olefin-carboxylic acid copolymer; and a modifying agent comprising an epoxy.
    Type: Grant
    Filed: April 27, 2020
    Date of Patent: September 27, 2022
    Assignee: Dow Global Technologies LLC
    Inventors: Stephen W. King, Xue Chen
  • Publication number: 20220298093
    Abstract: Embodiments of the present disclosure are directed towards methods of etherification including reducing templates of a zeolite catalyst to provide a reduced template zeolite catalyst having from 3 to 15 weight percent weight percent of templates maintained following calcination of zeolite catalyst; and contacting the reduced template zeolite catalyst with an olefin and an alcohol to produce a monoalkyl ether.
    Type: Application
    Filed: September 23, 2020
    Publication date: September 22, 2022
    Applicant: Dow Global Technologies LLC
    Inventors: Wen-Sheng Lee, Beata A. Kilos, Sung-Yu Ku, Stephen W. King
  • Publication number: 20220282024
    Abstract: The present disclosure provides for a metal chelated polyol liquid and/or a metal chelated polyether polyol liquid that can be used in an isocyanate-reactive composition and a reaction mixture for forming a polyurethane polymer. The metal chelated polyester polyol liquid is a reaction product of a chelating polyester polyol having a chelating moiety and a metal compound having a metal ion. The metal chelated polyether polyol liquid is a reaction product of a chelating polyether polyol having a chelating moiety and a metal compound having a metal ion. The chelating moiety of the chelating polyester polyol or the chelating polyether polyol chelates the metal ion to form the metal chelated polyester polyol liquid or the metal chelated polyether polyol liquid, respectively, having a mole ratio of the metal ion to the chelating moiety of 0.05:1 to 2:1.
    Type: Application
    Filed: July 7, 2020
    Publication date: September 8, 2022
    Applicant: Dow Global Technologies LLC
    Inventors: William J. Harris, Dakai Ren, Stephen W. King, Xue Chen
  • Publication number: 20220281792
    Abstract: Embodiments of the present disclosure are directed towards methods of etherification including modifying a zeolite catalyst with silica to provide a silica modified zeolite catalyst; and contacting the silica modified zeolite catalyst with an olefin and an alcohol to produce a monoalkyl ether.
    Type: Application
    Filed: September 23, 2020
    Publication date: September 8, 2022
    Applicant: Dow Global Technologies LLC
    Inventors: Wen-Sheng Lee, Sung-Yu Ku, Stephen W. King
  • Publication number: 20220275140
    Abstract: Embodiments of the present disclosure are directed towards water-based compositions that include a reaction product formed by reacting a polyol and an aminopolycarboxylic compound.
    Type: Application
    Filed: July 9, 2020
    Publication date: September 1, 2022
    Applicant: Dow Global Technologies LLC
    Inventors: Yinzhong Guo, Tuoqi Li, Xue Chen, Stephen W. King
  • Publication number: 20220274903
    Abstract: A method including the step contacting an olefin, an alcohol, a metallosilicate catalyst and a solvent, wherein the solvent comprises structure (I): wherein R1 and R2 are each selected from the group consisting of an aryl group and an alkyl group with the proviso that at least one of R1 and R2 is an aryl group, further wherein n is 1-3.
    Type: Application
    Filed: September 29, 2020
    Publication date: September 1, 2022
    Inventors: Wen-Sheng Lee, Mingzhe Yu, Jing L. Houser, Sung-Yu Ku, Wanglin Yu, Stephen W. King, Paulami Majumdar, Le Wang
  • Publication number: 20220275145
    Abstract: Embodiments of the present disclosure are directed towards solventless compositions that include a reaction product formed by reacting a polyol and an aminopolycarboxylic compound.
    Type: Application
    Filed: July 7, 2020
    Publication date: September 1, 2022
    Applicant: Dow Global Technologies LLC
    Inventors: Yinzhong Guo, Xue Chen, Stephen W. King