Patents by Inventor Austin Hohmann

Austin Hohmann 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).

  • Publication number: 20240001711
    Abstract: The present invention relates to a homopolymer, copolymer, block copolymer, and statistical copolymer comprising plural polyol monomeric units. The polyol monomeric units being acrylated and acylated or acetalized. The acrylated and acylated or acetalized polyol monomeric units have an average degree of acrylation which is 1 or more, but less than the number of the hydroxyl groups of the polyol and have an average degree of acylation or acetalization which is 1 or more, but less than the number of the hydroxyl groups of the polyol. The present invention also relates to a method of making the homopolymers, copolymers, block copolymers, and statistical copolymers, and using them in various applications, such as asphalt rubber modifiers, adhesives, or an additive in a fracking fluid for oil fracking.
    Type: Application
    Filed: September 15, 2023
    Publication date: January 4, 2024
    Inventors: Eric W. COCHRAN, Nacu HERNANDEZ, Michael FORRESTER, Shailja GOYAL, Austin HOHMANN
  • Publication number: 20230399514
    Abstract: The present application is directed to an asphalt binder composition comprising: an asphalt binder; a compound of formula (I): wherein R, A, n, and m are as described herein, a compound of formula (II): wherein R?, A?, n?, and m? are as described herein. The present application is also directed to further compositions, methods of producing an asphalt binder composition, and methods of paving.
    Type: Application
    Filed: June 22, 2023
    Publication date: December 14, 2023
    Inventors: Eric W. Cochran, Nacu Hernandez, Austin Hohmann, Ronald Christopher Williams, Michael Forrester, Joseph H. Podolsky, Paul Ledtje, Conglin Chen
  • Patent number: 11813892
    Abstract: The present invention relates to a homopolymer, copolymer, block copolymer, and statistical copolymer comprising plural polyol monomeric units. The polyol monomeric units being acrylated and acylated or acetalized. The acrylated and acylated or acetalized polyol monomeric units have an average degree of acrylation which is 1 or more, but less than the number of the hydroxyl groups of the polyol and have an average degree of acylation or acetalization which is 1 or more, but less than the number of the hydroxyl groups of the polyol. The present invention also relates to a method of making the homopolymers, copolymers, block copolymers, and statistical copolymers, and using them in various applications, such as asphalt rubber modifiers, adhesives, or an additive in a fracking fluid for oil fracking.
    Type: Grant
    Filed: December 17, 2021
    Date of Patent: November 14, 2023
    Assignee: IOWA STATE UNIVERSITY RESEARCH FOUNDATION, INC.
    Inventors: Eric W. Cochran, Nacu Hernandez, Michael Forrester, Shailja Goyal, Austin Hohmann
  • Patent number: 11773265
    Abstract: The present application is directed to an asphalt binder composition comprising: an asphalt binder; a compound of formula (I): wherein R, A, n, and m are as described herein, a compound of formula (II): wherein R?, A?, n?, and m? are as described herein. The present application is also directed to further compositions, methods of producing an asphalt binder composition, and methods of paving.
    Type: Grant
    Filed: September 18, 2020
    Date of Patent: October 3, 2023
    Assignee: IOWA STATE UNIVERSITY RESEARCH FOUNDATION, INC.
    Inventors: Eric W. Cochran, Nacu Hernandez, Austin Hohmann, Ronald Christopher Williams, Michael Forrester, Joseph H. Podolsky, Paul Ledtje, Conglin Chen
  • Patent number: 11685802
    Abstract: The present application relates to a multiblock copolymer comprising at least one PA block, at least one PB block, and at least one PC block. PC block is positioned between PA block and PB block, where PC block is a rubber block, and where PA represents a polymer block comprising one or more units of monomer A, PB represents a polymer block comprising one or more units of monomer B, and PC represents a polymer block comprising one or more units of monomer C, with monomers A and B being the same or different.
    Type: Grant
    Filed: June 22, 2021
    Date of Patent: June 27, 2023
    Assignee: IOWA STATE UNIVERSITY RESEARCH FOUNDATION, INC.
    Inventors: Nacu Hernandez, Eric W. Cochran, Ronald Christopher Williams, Austin Hohmann
  • Patent number: 11370918
    Abstract: The present invention relates to relates to a method of producing an improved asphalt. This method includes providing an asphalt binder and providing a compound of formula (I): as described herein. The asphalt binder is mixed with the compound of formula (I) under conditions effective to produce an improved asphalt. Also disclosed are an asphalt product and a method of making asphalt material.
    Type: Grant
    Filed: January 24, 2020
    Date of Patent: June 28, 2022
    Assignee: IOWA STATE UNIVERSITY RESEARCH FOUNDATION, INC.
    Inventors: Ronald Christopher Williams, Joseph H. Podolsky, Nacu Hernandez, Eric W. Cochran, Austin Hohmann, Mohamed Elkashef
  • Publication number: 20220105753
    Abstract: The present invention relates to a homopolymer, copolymer, block copolymer, and statistical copolymer comprising plural polyol monomeric units. The polyol monomeric units being acrylated and acylated or acetalized. The acrylated and acylated or acetalized polyol monomeric units have an average degree of acrylation which is 1 or more, but less than the number of the hydroxyl groups of the polyol and have an average degree of acylation or acetalization which is 1 or more, but less than the number of the hydroxyl groups of the polyol. The present invention also relates to a method of making the homopolymers, copolymers, block copolymers, and statistical copolymers, and using them in various applications, such as asphalt rubber modifiers, adhesives, or an additive in a fracking fluid for oil fracking.
    Type: Application
    Filed: December 17, 2021
    Publication date: April 7, 2022
    Inventors: Eric W. COCHRAN, Nacu HERNANDEZ, Michael FORRESTER, Shailja GOYAL, Austin HOHMANN
  • Patent number: 11248076
    Abstract: The present invention relates to a homopolymer, copolymer, block copolymer, and statistical copolymer comprising plural polyol monomeric units. The polyol monomeric units being acrylated and acylated or acetalized. The acrylated and acylated or acetalized polyol monomeric units have an average degree of acrylation which is 1 or more, but less than the number of the hydroxyl groups of the polyol and have an average degree of acylation or acetalization which is 1 or more, but less than the number of the hydroxyl groups of the polyol. The present invention also relates to a method of making the homopolymers, copolymers, block copolymers, and statistical copolymers, and using them in various applications, such as asphalt rubber modifiers, adhesives, or an additive in a fracking fluid for oil fracking.
    Type: Grant
    Filed: February 11, 2019
    Date of Patent: February 15, 2022
    Assignee: IOWA STATE UNIVERSITY RESEARCH FOUNDATION, INC.
    Inventors: Eric W. Cochran, Nacu Hernandez, Michael Forrester, Shailja Goyal, Austin Hohmann
  • Publication number: 20220033305
    Abstract: The present application is directed to a composition that includes a polymer comprising two or more units of monomer A, with monomer A being a radically polymerizable plant oil, animal oil, synthetic triglyceride, or mixture thereof and an epoxidized vegetable oil, an epoxidized fatty acid, or an epoxidized fatty ester. The present application is also directed to further compositions, methods of producing a liquid cement composition, and methods of paving.
    Type: Application
    Filed: September 17, 2019
    Publication date: February 3, 2022
    Inventors: Eric W. COCHRAN, Nacu HERNANDEZ, Austin HOHMANN, Ronald Christopher WILLIAMS, Michael FORRESTER, Baker KUEHL, Conglin CHEN
  • Publication number: 20210324124
    Abstract: The present invention relates to a method of preparing a multiblock copolymer. This method comprises i) providing a block copolymer comprising at least one PA block and at least one PB block, where PA represents a polymer block comprising one or more units of monomer A and PB represents a polymer block comprising one or more units of monomer B, with monomers A and B being the same or different, where the block copolymer contains a chain transfer agent moiety (CTA); ii) providing a radically polymerizable monomer C; and iii) polymerizing the block copolymer with monomer C under conditions effective to achieve a number average degree of polymerization (Nn) for the multiblock copolymer of up to 100,000 without gelation. The present invention relates to a multiblock copolymer comprising at least one PA block, at least one PB block, and at least one PC block.
    Type: Application
    Filed: June 22, 2021
    Publication date: October 21, 2021
    Inventors: Nacu HERNANDEZ, Eric W. COCHRAN, Ronald Christopher WILLIAMS, Austin HOHMANN
  • Patent number: 11072674
    Abstract: The present invention relates to a method of preparing a multiblock copolymer. This method comprises i) providing a block copolymer comprising at least one PA block and at least one PB block, where PA represents a polymer block comprising one or more units of monomer A and PB represents a polymer block comprising one or more units of monomer B, with monomers A and B being the same or different, where the block copolymer contains a chain transfer agent moiety (CTA); ii) providing a radically polymerizable monomer C; and iii) polymerizing the block copolymer with monomer C under conditions effective to achieve a number average degree of polymerization (Nn) for the multiblock copolymer of up to 100,000 without gelation.
    Type: Grant
    Filed: July 7, 2017
    Date of Patent: July 27, 2021
    Assignee: IOWA STATE UNIVERSITY RESEARCH FOUNDATION, INC.
    Inventors: Nacu Hernandez, Eric W. Cochran, Ronald Christopher Williams, Austin Hohmann
  • Patent number: 10968173
    Abstract: The present invention relates to a compound having the structure of formula (I), wherein R1, R2, R3, R4, R5, R6, and R7 are as described herein. The present invention also relates to a process for the preparation of a compound of formula (I) and to a process for the synthesis of a polymer using the compound of formula (I) through controlled free radical polymerization.
    Type: Grant
    Filed: July 7, 2017
    Date of Patent: April 6, 2021
    Assignee: IOWA STATE UNIVERSITY RESEARCH FOUNDATION, INC.
    Inventors: Eric W. Cochran, Nacu Hernandez, Michael Forrester, Austin Hohmann
  • Publication number: 20210079224
    Abstract: The present application is directed to an asphalt binder composition comprising: an asphalt binder; a compound of formula (I): wherein R, A, n, and m are as described herein, a compound of formula (II): wherein R?, A?, n?, and m? are as described herein. The present application is also directed to further compositions, methods of producing an asphalt binder composition, and methods of paving.
    Type: Application
    Filed: September 18, 2020
    Publication date: March 18, 2021
    Inventors: Eric W. Cochran, Nacu Hernandez, Austin Hohmann, Ronald Christopher Williams, Michael Forrester, Joseph H. Podolsky, Paul Ledtje, Conglin Chen
  • Publication number: 20200165459
    Abstract: The present invention relates to relates to a method of producing an improved asphalt. This method includes providing an asphalt binder and providing a compound of formula (I): as described herein. The asphalt binder is mixed with the compound of formula (I) under conditions effective to produce an improved asphalt. Also disclosed are an asphalt product and a method of making asphalt material.
    Type: Application
    Filed: January 24, 2020
    Publication date: May 28, 2020
    Inventors: Ronald Christopher Williams, Joseph H. Podolsky, Nacu Hernandez, Eric W. Cochran, Austin Hohmann, Mohamed Elkashef
  • Patent number: 10570286
    Abstract: The present invention relates to relates to a method of producing an improved asphalt. This method includes providing an asphalt binder and providing a compound of formula (I): as described herein. The asphalt binder is mixed with the compound of formula (I) under conditions effective to produce an improved asphalt. Also disclosed are an asphalt product and a method of making asphalt material.
    Type: Grant
    Filed: August 30, 2017
    Date of Patent: February 25, 2020
    Assignee: Iowa State University Research Foundation, Inc.
    Inventors: Ronald Christopher Williams, Joseph H. Podolsky, Nacu Hernandez, Eric W. Cochran, Austin Hohmann, Mohamed Elkashef
  • Publication number: 20190300637
    Abstract: The present invention relates to a method of preparing a multiblock copolymer. This method comprises i) providing a block copolymer comprising at least one PA block and at least one PB block, where PA represents a polymer block comprising one or more units of monomer A and PB represents a polymer block comprising one or more units of monomer B, with monomers A and B being the same or different, where the block copolymer contains a chain transfer agent moiety (CTA); ii) providing a radically polymerizable monomer C; and iii) polymerizing the block copolymer with monomer C under conditions effective to achieve a number average degree of polymerization (Nn) for the multiblock copolymer of up to 100,000 without gelation. The present invention relates to a multiblock copolymer comprising at least one PA block, at least one PB block, and at least one PC block.
    Type: Application
    Filed: July 7, 2017
    Publication date: October 3, 2019
    Inventors: Nacu HERNANDEZ, Eric W. COCHRAN, Ronald Christopher WILLIAMS, Austin HOHMANN
  • Publication number: 20190241512
    Abstract: The present invention relates to a compound having the structure of formula (I), wherein R1, R2, R3, R4, R5, R6, and R7 are as described herein. The present invention also relates to a process for the preparation of a compound of formula (I) and to a process for the synthesis of a polymer using the compound of formula (I) through controlled free radical polymerization.
    Type: Application
    Filed: July 7, 2017
    Publication date: August 8, 2019
    Inventors: Eric W. COCHRAN, Nacu HERNANDEZ, Michael FORRESTER, Austin HOHMANN
  • Publication number: 20190177454
    Abstract: The present invention relates to a homopolymer, copolymer, block copolymer, and statistical copolymer comprising plural polyol monomeric units. The polyol monomeric units being acrylated and acylated or acetalized. The acrylated and acylated or acetalized polyol monomeric units have an average degree of acrylation which is 1 or more, but less than the number of the hydroxyl groups of the polyol and have an average degree of acylation or acetalization which is 1 or more, but less than the number of the hydroxyl groups of the polyol. The present invention also relates to a method of making the homopolymers, copolymers, block copolymers, and statistical copolymers, and using them in various applications, such as asphalt rubber modifiers, adhesives, or an additive in a fracking fluid for oil fracking.
    Type: Application
    Filed: February 11, 2019
    Publication date: June 13, 2019
    Inventors: Eric W. COCHRAN, Nacu HERNANDEZ, Michael FORRESTER, Shailja GOYAL, Austin HOHMANN
  • Publication number: 20180057686
    Abstract: The present invention relates to relates to a method of producing an improved asphalt. This method includes providing an asphalt binder and providing a compound of formula (I): as described herein. The asphalt binder is mixed with the compound of formula (I) under conditions effective to produce an improved asphalt. Also disclosed are an asphalt product and a method of making asphalt material.
    Type: Application
    Filed: August 30, 2017
    Publication date: March 1, 2018
    Inventors: Ronald Christopher Williams, Joseph H. Podolsky, Nacu Hernandez, Eric W. Cochran, Austin Hohmann, Mohamed Elkashef