Patents by Inventor Bruce D. Hook

Bruce D. Hook 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: 11970574
    Abstract: A method of producing an alcohol ethoxylate surfactant or lubricant, the method including reacting a low molecular weight initiator with ethylene oxide in the presence of a polymerization catalyst, the low molecular weight initiator having a nominal hydroxyl functionality at least 1, and the polymerization catalyst being a Lewis acid catalyst having the general formula M(R1)I(R2)I(R3)I(R4)0 or 1, whereas M is boron, aluminum, indium, bismuth or erbium, R1, R2, R3, and R4 are each independent, R1 includes a first fluoroalkyl-substituted phenyl group, R2 includes a second fluoroalkyl-substituted phenyl group or a first fluoro/chloro-substituted phenyl group, R3 includes a third fluoroalkyl-substituted phenyl group or a second fluoro/chloro-substituted phenyl group, and optional R4 includes a functional group or functional polymer group, R1 being different from at least one of R2 and R3.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: April 30, 2024
    Assignee: Dow Global Technologies LLC
    Inventors: Arjun Raghuraman, William H. Heath, Bruce D. Hook, Wanglin Yu, Sukrit Mukhopadhyay, Heather A. Spinney, David R. Wilson
  • Publication number: 20230242819
    Abstract: The present disclosure provides a composition. In an embodiment, the composition includes a mixture of an alcohol (1) and an alcohol (2). Alcohol (1) has the Structure (1): alcohol (2) has the Structure (2): wherein a is an integer from 1 to 2, R1 and R2 each independently is selected from the group consisting of hydrogen and an alkyl group, with the proviso that the total number of carbon atoms of R1 and R2 is 7, and R3 is selected from the group consisting of a butyl group, an isobutyl group, a pentyl group, and an isopentyl group.
    Type: Application
    Filed: May 26, 2021
    Publication date: August 3, 2023
    Inventors: Wanglin Yu, Michael A. Brammer, Sally Demaio-Turner, Sung-Yu Ku, Jin Yang, Haifeng Shi, Bruce D. Hook, Yujun Liu, Jeff Johnson
  • Patent number: 11713431
    Abstract: A continuous process for producing a polyurea concentrate or powder. The process includes combing at least one amine and an isocayante in the presence of a liquid diluent or a base oil in a rotor stator mixer. The concentrate comprises a polyurea in a base oil wherein the concentration of from about 20 weight percent to about 50, or 40 or 35 or 30 weight percent of polyurea based on total weight of grease thickener. The powder has particle size of 2 to 400 microns. This concentrate or powder can then be formulated by grease manufacturers to the desired final properties without the need for handling of the isocyanate and amine raw materials.
    Type: Grant
    Filed: May 11, 2022
    Date of Patent: August 1, 2023
    Assignee: DOW GLOBAL TECHNOLOGIES LLC
    Inventors: Zhe Jia, John B. Cuthbert, David L. Malotky, Stacey A. Saba, Bruce D. Hook, Nathan Wilmot, Daniel L. Dermody
  • Publication number: 20230227727
    Abstract: The present disclosure provides a composition. In an embodiment, the composition includes 2-heptylundecanol; a member selected from the group consisting of 2-ethyhexanol and 2-propylheptanol; and a mixture of an alcohol (1) and an alcohol (2), alcohol (1) having the Structure (1) wherein R1 is selected from the group consisting of an ethyl group and a propyl group, R2 and R3 each independently is selected from the group consisting of hydrogen and an alkyl group, with the proviso that the total number of carbon atoms of R1 and R2 is 7, and alcohol (2) having the Structure (2) wherein R4 is selected from the group consisting of an n-propyl group, an isopropyl group, an n-butyl group, and an isobutyl group.
    Type: Application
    Filed: May 27, 2021
    Publication date: July 20, 2023
    Inventors: Wanglin Yu, Michael A. Brammer, Sally Demaio-Turner, Sung-Yu Ku, Bruce D. Hook, Haifeng Shi, Jin Yang, Yujun Liu, Jeff Johnson
  • Publication number: 20230227388
    Abstract: The present disclosure provides a process. In an embodiment, the process includes providing a purge stream composed of octene isomers. The process includes subjecting the purge stream to hydroformylation conditions, and forming a reaction product composed of nonanals.
    Type: Application
    Filed: May 27, 2021
    Publication date: July 20, 2023
    Inventors: Michael A. Brammer, Sean W. Ewart, Wanglin Yu, Bruce D. Hook, Sally Demaio-Turner, Sung-Yu Ku, Yujun Liu, Jin Liu, Jianping Zeng
  • Publication number: 20220267695
    Abstract: A continuous process for producing a polyurea concentrate or powder. The process includes combing at least one amine and an isocayante in the presence of a liquid diluent or a base oil in a rotor stator mixer. The concentrate comprises a polyurea in a base oil wherein the concentration of from about 20 weight percent to about 50, or 40 or 35 or 30 weight percent of polyurea based on total weight of grease thickener. The powder has particle size of 2 to 400 microns. This concentrate or powder can then be formulated by grease manufacturers to the desired final properties without the need for handling of the isocyanate and amine raw materials.
    Type: Application
    Filed: May 11, 2022
    Publication date: August 25, 2022
    Inventors: Zhe Jia, John B. CUTHBERT, David L. MALOTKY, Stacey A. SABA, Bruce D. HOOK, Nathan WILMOT, Daniel L. DERMODY
  • Patent number: 11420181
    Abstract: A method for suppressing the formation of ammonia comprising providing a carrier material to a container having a headspace; providing a bacteria, an acidifier and an odor inhibitor to the carrier material, the bacteria comprising Staphylococcus-xylosus or Staphylococcus-cohnii bacteria, and the odor inhibitor comprising a salt of an aminopolycarboxylic acid compound; and applying animal waste to the carrier material; wherein there is a 5 to 98 percent improvement of ammonia content in the headspace as compared to an untreated control comprising a container containing the carrier material and the bacteria and not contain the odor inhibitor.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: August 23, 2022
    Assignees: DOW GLOBAL TECHNOLOGIES LLC, ROHM AND HAAS COMPANY
    Inventors: Laura Havens, Matthew Bierman, Joseph A. Bonadies, Jr., Bruce D. Hook, Aslin Izmitli, Kimberly A. Surber
  • Patent number: 11359157
    Abstract: A continuous process for producing a polyurea concentrate or powder. The process includes combing at least one amine and an isocyanate in the presence of a liquid diluent or a base oil in a rotor stator mixer. The concentrate comprises a polyurea in a base oil wherein the concentration of from about 20 weight percent to about 50, or 40 or 35 or 30 weight percent of polyurea based on total weight of grease thickener. The powder has particle size of 2 to 400 microns. This concentrate or powder can then be formulated by grease manufacturers to the desired final properties without the need for handling of the isocyanate and amine raw materials.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: June 14, 2022
    Assignee: DOW GLOBAL TECHNOLOGIES LLC
    Inventors: Zhe Jia, John B. Cuthbert, David L. Malotky, Stacey A. Saba, Bruce D. Hook, Nathan Wilmot, Daniel L. Dermody
  • Patent number: 11186683
    Abstract: A method of producing an alcohol ethoxylate surfactant or lubricant includes reacting a low molecular weight initiator with ethylene oxide in the presence of a polymerization catalyst, the low molecular weight initiator having a nominal hydroxyl functionality at least 1, and the polymerization catalyst being a Lewis acid catalyst having the general formula M(R1)1(R2)1(R3)1(R4)0 or 1, whereas M is boron, aluminum, indium, bismuth or erbium, R1, R2 and R3 each includes a same fluoroalkyl-substituted phenyl group, and optional R4 includes a functional group or functional polymer group. R1, R2, and R3 are the same fluoroalkyl-substituted phenyl group. The method further includes forming the alcohol ethoxylate surfactant or lubricant having a number average molecular weight of greater than the number average molecular weight of the low molecular weight initiator in the presence of the Lewis acid catalyst.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: November 30, 2021
    Assignees: Dow Global Technologies LLC, Northwestern University
    Inventors: Arjun Raghuraman, William H. Heath, Bruce D. Hook, Wanglin Yu, Sukrit Mukhopadhyay, Heather A. Spinney, David R. Wilson, Justin M. Notestein, SonBinh T. Nguyen
  • Publication number: 20210324289
    Abstract: A continuous process for producing a polyurea concentrate or powder. The process includes combing at least one amine and an isocayante in the presence of a liquid diluent or a base oil in a rotor stator mixer. The concentrate comprises a polyurea in a base oil wherein the concentration of from about 20 weight percent to about 50, or 40 or 35 or 30 weight percent of polyurea based on total weight of grease thickener. The powder has particle size of 2 to 400 microns.
    Type: Application
    Filed: June 27, 2019
    Publication date: October 21, 2021
    Inventors: Zhe JIA, John B. CUTHBERT, David L. MALOTKY, Stacey A. SABA, Bruce D. HOOK, Nathan WILMOT, Daniel L. DERMODY
  • Publication number: 20210274744
    Abstract: A method for suppressing the formation of ammonia comprising providing a carrier material to a container having a headspace; providing a bacteria and an odor inhibitor to the carrier material, the bacteria comprising Staphylococcus-xylosus and/or Staphylococcus-cohnii bacteria, and the odor inhibitor comprising an aminopolycarboxylic acid compound and a polyprotic acid compound, wherein at least one of the aminopolycarboxylic acid compound or the polyprotic acid compound is the salt form of the acid; and applying animal waste to the carrier material; wherein there is a 5 to 98 percent improvement of ammonia content in the headspace as compared to an untreated control comprising a container containing the carrier material and the bacteria and not contain the odor inhibitor. An ammonia suppressing composition.
    Type: Application
    Filed: March 21, 2018
    Publication date: September 9, 2021
    Inventors: Ashwin R. Bharadwaj, Sara B. Klamo, Aslin Izmitli, Bruce D. Hook, Kimberly A. Surber, Stephen E. Fosdick, Sung-Yu Ku
  • Patent number: 11104842
    Abstract: Provided are proppants for use in hydraulic fracturing operations. The proppants comprise particles having coatings disposed on them as described herein. The proppants exhibit reduced dust generation, for instance during transloading, conveying and/or offloading of the proppant at a wellsite and/or at intermediate shipping transload points.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: August 31, 2021
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Bruce D. Hook, Paulo Fabricio Queiroz Martins, Juan Carlos Medina, Daniele Santos, Theodore Tysak, William A. Cynecki, Andrea C. Keenan
  • Publication number: 20210252774
    Abstract: A method of fused filament fabrication (FFF) additive manufacturing comprises employing an olefin block copolymer. The method allows for the additive manufacturing article that retains the desirable mechanical properties of polyolefins such as polyethylene or polypropylene without experiencing the problems inherent in FFF printing of polyethylene or polypropylene particularly in the absence of solid fillers. In a particular embodiment, the additive manufactured article is comprised of the olefin block copolymer is comprised of block composite or crystalline block composite polymer or mixture thereof comprising the olefin block copolymer, wherein the olefin block copolymer is comprised of an isotactic propylene block and a polyethylene rich block.
    Type: Application
    Filed: October 4, 2019
    Publication date: August 19, 2021
    Inventors: Andy Jun Li, Craig F. Gorin, Brayden E. Glad, Yushan Hu, Elva L. Lugo, Ni Yan, Piyush Thakre, Bruce D. Hook, Nathan Wilmot
  • Publication number: 20200277436
    Abstract: A method of producing an alcohol ethoxylate surfactant or lubricant, the method including reacting a low molecular weight initiator with ethylene oxide in the presence of a polymerization catalyst, the low molecular weight initiator having a nominal hydroxyl functionality at least 1, and the polymerization catalyst being a Lewis acid catalyst having the general formula M(R1)1(R2)1(R3)1(R4)0 or 1, whereas M is boron, aluminum, indium, bismuth or erbium, R1, R2, R3, and R4 are each independent, R1 includes a first fluoroalkyl-substituted phenyl group, R2 includes a second fluoroalkyl-substituted phenyl group or a first fluoro/chloro-substituted phenyl group, R3 includes a third fluoroalkyl-substituted phenyl group or a second fluoro/chloro-substituted phenyl group, and optional R4 includes a functional group or functional polymer group, R1 being different from at least one of R2 and R3.
    Type: Application
    Filed: September 14, 2018
    Publication date: September 3, 2020
    Inventors: Arjun Raghuraman, William H. Heath, Bruce D. Hook, Wanglin Yu, Sukrit Mukhopadhyay, Heather A. Spinney, David R. Wilson
  • Publication number: 20200199294
    Abstract: A method of producing an alcohol ethoxylate surfactant or lubricant includes reacting a low molecular weight initiator with ethylene oxide in the presence of a polymerization catalyst, the low molecular weight initiator having a nominal hydroxyl functionality at least 1, and the polymerization catalyst being a Lewis acid catalyst having the general formula M(R1)1(R2)1(R3)1(R4)0 or 1, whereas M is boron, aluminum, indium, bismuth or erbium, R1, R2 and R3 each includes a same fluoroalkyl-substituted phenyl group, and optional R4 includes a functional group or functional polymer group. R1, R2, and R3 are the same fluoroalkyl-substituted phenyl group. The method further includes forming the alcohol ethoxylate surfactant or lubricant having a number average molecular weight of greater than the number average molecular weight of the low molecular weight initiator in the presence of the Lewis acid catalyst.
    Type: Application
    Filed: September 14, 2018
    Publication date: June 25, 2020
    Inventors: Arjun Raghuraman, William H. Heath, Bruce D. Hook, Wanglin Yu, Sukrit Mukhopadhyay, Heather A. Spinney, David R. Wilson, Justin M. Notestein, SonBinh T. Nguyen
  • Publication number: 20190270931
    Abstract: Provided are proppants for use in hydraulic fracturing operations. The proppants comprise particles having coatings disposed on them as described herein. The proppants exhibit reduced dust generation, for instance during transloading, conveying and/or offloading of the proppant at a wellsite and/or at intermediate shipping transload points.
    Type: Application
    Filed: April 25, 2019
    Publication date: September 5, 2019
    Inventors: Bruce D. Hook, Paulo Fabricio Queiroz Martins, Juan Carlos Medina, Daniele Santos, Theodore Tysak, William A. Cynecki, Andrea C. Keenan
  • Publication number: 20190254251
    Abstract: A method for suppressing the formation of ammonia comprising providing a carrier material to a container having a headspace; providing a bacteria, an acidifier and an odor inhibitor to the carrier material, the bacteria comprising Staphylococcus-xylosus or Staphylococcus-cohnii bacteria, and the odor inhibitor comprising a salt of an aminopolycarboxylic acid compound; and applying animal waste to the carrier material; wherein there is a 5 to 98 percent improvement of ammonia content in the headspace as compared to an untreated control comprising a container containing the carrier material and the bacteria and not contain the odor inhibitor.
    Type: Application
    Filed: September 28, 2017
    Publication date: August 22, 2019
    Inventors: Laura Havens, Matthew Bierman, Joseph A. Bonadies, JR., Bruce D. Hook, Aslin Izmitli, Kimberly A. Surber
  • Publication number: 20190178532
    Abstract: A process for increasing the service life of a solar receiver by reducing the concentration of dissolved hydrogen present in a hydrogen atom containing liquid (HACL) stream including (a) contacting a HACL stream containing a first concentration of dissolved hydrogen with an inert gas stream under predetermined process conditions such that at least a portion of hydrogen in the HACL stream is transferred to the inert gas stream and a second reduced concentration of dissolved hydrogen remains in the HACL stream; and (b) passing the HACL stream having the second reduced concentration of dissolved hydrogen through the solar receiver.
    Type: Application
    Filed: August 3, 2017
    Publication date: June 13, 2019
    Applicant: Dow Global Technologies LLC
    Inventors: Christoph Lang, Eungkyu Kim, Bruce S. Holden, Bruce D. Hook, Chet Davidson
  • Patent number: 10316243
    Abstract: Provided are proppants for use in hydraulic fracturing operations. The proppants comprise particles having coatings disposed on them as described herein. The proppants exhibit reduced dust generation, for instance during transloading, conveying and/or offloading of the proppant at a wellsite and/or at intermediate shipping transload points.
    Type: Grant
    Filed: November 6, 2014
    Date of Patent: June 11, 2019
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Bruce D. Hook, Paulo Fabricio Queiroz Martins, Juan Carlos Medina, Daniele Santos, Theodore Tysak, William A. Cynecki, Andrea C. Keenan
  • Publication number: 20180319934
    Abstract: Produce diglycidyl-capped polyalkylene glycol by (a) providing epihalohydrin, a polyalkylene glycol that contains and ethylene oxide component and a Lewis acid; (b) coupling the epihalohydrin to the polyalkylene glycol using the Lewis acid as a catalyst to produce a coupling product; (c) stripping 1,4-dioxane from the coupling product; and (d) epoxidation of the coupling product by addition of a base to form diglycidyl-capped polyalkylene glycol in an organic phase.
    Type: Application
    Filed: October 19, 2016
    Publication date: November 8, 2018
    Applicant: Dow Global Technologies LLC
    Inventors: Troy E. Knight, Thomas C. Young, Gerald W. Dare, Hannah L. Crampton, Bruce D. Hook, Pasquale Sirignano, Daviele Vinci