Patents by Inventor Christopher J. Tucker

Christopher J. Tucker 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: 20170369596
    Abstract: Provided is a process for reducing the size of ethylcellulose polymer particles comprising (a) providing a slurry comprising (i) water (ii) said ethylcellulose particles, wherein said ethylcellulose polymer particles have D50 of 100 ?m or less; (iii) surfactant comprising 1.2% or more anionic surfactants by weight based on the solid weight of said slurry, with the proviso that if the amount of anionic surfactant is 2.5% or less by weight based on the solid weight of said slurry, then said surfactant further comprises 5% or more stabilizers by weight based on the solid weight of said slurry, wherein said stabilizer is selected from the group consisting of water-soluble polymers, water-soluble fatty alcohols, and mixtures thereof. (b) grinding said slurry in an agitated media mill having a collection of media particles having a median particle size of 550 ?m or smaller. Also provided is a dispersion made by such a process.
    Type: Application
    Filed: December 10, 2015
    Publication date: December 28, 2017
    Inventors: Jorg Theuerkauf, Robert B. Appell, Peter E. Pierini, Christopher J. Tucker
  • Publication number: 20170306260
    Abstract: A stabilized antifoaming composition having at least three components. The first component is an antifoaming agent. The second component is an ethylene-(meth)acrylic acid copolymer. The third component is a salt.
    Type: Application
    Filed: October 16, 2015
    Publication date: October 26, 2017
    Inventors: Patrick E. Brutto, Afua Sarpong Karikari, William C. Miles, Christopher J. Tucker
  • Patent number: 9724344
    Abstract: Inhalable compositions are described. The inhalable compositions comprise one or more respirable aggregates, the respirable aggregates comprising one or more poorly water soluble active agents, wherein at least one of the active agents reaches a maximum lung concentration (Cmax) of at least about 0.25 ?g/gram of lung tissue and remains at such concentration for a period of at least one hour after being delivered to the lung. Methods for making such compositions and methods for using such compositions are also disclosed.
    Type: Grant
    Filed: May 15, 2015
    Date of Patent: August 8, 2017
    Assignee: BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
    Inventors: James E. Hitt, True L. Rogers, Brian D. Scherzer, Ian B. Gillespie, Paula C. Garcia, Nicholas S. Beck, Christopher J. Tucker, Timothy J. Young, David A. Hayes, Robert O. Williams, III, Keith P. Johnston, Jason T. McConville, Jay I. Peters, Robert Talbert, David S. Burgess
  • Patent number: 9518194
    Abstract: Arylcyclobutene polymers having improved toughness are provided. Compositions and methods for coating arylcyclobutene polymers having improved toughness are also provided.
    Type: Grant
    Filed: February 29, 2016
    Date of Patent: December 13, 2016
    Assignees: Dow Global Technologies LLC, Rohm and Haas Electronic Materials LLC
    Inventors: Zhifeng Bai, Michael K. Gallagher, Zidong Wang, Christopher J. Tucker, Matthew T. Bishop, Elissei Iagodkine, Mark S. Oliver
  • Publication number: 20160297985
    Abstract: Arylcyclobutene polymers having improved toughness are provided. Compositions and methods for coating arylcyclobutene polymers having improved toughness are also provided.
    Type: Application
    Filed: February 29, 2016
    Publication date: October 13, 2016
    Inventors: Zhifeng BAI, Michael K. GALLAGHER, Zidong WANG, Christopher J. TUCKER, Matthew T. BISHOP, Elissei IAGODKINE, Mark S. OLIVER
  • Publication number: 20160122601
    Abstract: Compositions containing an adhesive material, a release additive and a compatibilizer are suitable for temporarily bonding two surfaces, such as a wafer active side and a substrate. These compositions are useful in the manufacture of electronic devices where a temporary bonding of a component to a substrate is desired.
    Type: Application
    Filed: January 11, 2016
    Publication date: May 5, 2016
    Inventors: Zhifeng BAI, Mark S. OLIVER, Michael K. GALLAGHER, Christopher J. TUCKER, Karen R. BRANTL, Elissei IAGODKINE, Zidong WANG
  • Patent number: 9315696
    Abstract: Compositions containing an adhesive material, a release additive and a compatibilizer are suitable for temporarily bonding two surfaces, such as a wafer active side and a substrate. These compositions are useful in the manufacture of electronic devices where a temporary bonding of a component to a substrate is desired.
    Type: Grant
    Filed: October 31, 2013
    Date of Patent: April 19, 2016
    Assignees: Dow Global Technologies LLC, Rohm and Haas Electronic Materials LLC
    Inventors: Zhifeng Bai, Mark S. Oliver, Michael K. Gallagher, Christopher J. Tucker, Karen R. Brantl, Elissei Iagodkine, Zidong Wang
  • Patent number: 9296915
    Abstract: Arylcyclobutene polymers having improved toughness are provided. Compositions and methods for coating arylcyclobutene polymers having improved toughness are also provided.
    Type: Grant
    Filed: April 10, 2015
    Date of Patent: March 29, 2016
    Assignees: Dow Global Technologies LLC, Rohm and Haas Electronic Materials LLC
    Inventors: Zhifeng Bai, Michael K. Gallagher, Zidong Wang, Christopher J. Tucker, Matthew T. Bishop, Elissei Lagodkine, Mark S. Oliver
  • Publication number: 20160083642
    Abstract: This invention relates to a foam-forming composition having good low temperature stability and method of use thereof for enhanced oil recovery. Said foam-forming composition comprises an anionic sulfonate surfactant, preferably an alpha-olefin sulfonate, a alkyl ether solvent, and water and is preferably stable to at least ?5C. A preferred alkyl ether solvent has the formula C8H18O3, C8H16O3, or mixtures thereof. Preferred alpha-olefin sulfonate have 10 to 18 carbons, preferably 12 carbons. A preferred method for recovering oil from a reservoir comprises the periodic injection of gas and said foam-forming composition into the reservoir and contacting the oil in the reservoir with the foam so as to assist in the recovery of oil from the reservoir.
    Type: Application
    Filed: May 22, 2014
    Publication date: March 24, 2016
    Inventors: David L. Frattarelli, Sayeed Abbas, Troy E. Knight, Aaron W. Sanders, Christopher J. Tucker, Caroline Woelfle-Gupta
  • Publication number: 20150320740
    Abstract: Inhalable compositions are described. The inhalable compositions comprise one or more respirable aggregates, the respirable aggregates comprising one or more poorly water soluble active agents, wherein at least one of the active agents reaches a maximum lung concentration (Cmax) of at least about 0.25 ?g/gram of lung tissue and remains at such concentration for a period of at least one hour after being delivered to the lung. Methods for making such compositions and methods for using such compositions are also disclosed.
    Type: Application
    Filed: May 15, 2015
    Publication date: November 12, 2015
    Inventors: James E. HITT, True L. ROGERS, Brian D. SCHERZER, Ian B. GILLESPIE, Paula C. GARCIA, Nicholas S. BECK, Christopher J. TUCKER, Timothy J. Young, David A. HAYES, Robert O. WILLIAMS, III, Keith P. JOHNSTON, Jason T. MCCONVILLE, Jay I. PETERS, Robert TALBERT, David S. BURGESS
  • Publication number: 20150299480
    Abstract: Described are stripper compositions, comprising a microemulsion, said microemulsion comprising greater than 20% glycol ether; a linear alkylbenzene sulfonate; at least two bases, one being an ethanolamine; and water, wherein the microemulsion is clear, and is stable between 5° C. and 45° C.; and wherein the stripper composition is capable of removing a removable coating.
    Type: Application
    Filed: November 21, 2013
    Publication date: October 22, 2015
    Inventors: Caroline Woelfle-Gupta, Christopher J. Tucker
  • Publication number: 20150247057
    Abstract: The present invention provides a method for preparing an aqueous polyurethane dispersion comprising a polyurethane polymer, where the method comprises the step of (A) preparing a prepolymer from a reaction mixture comprising: (1) at least one polyisocyanate compound; (2) at least one polyol; and (3) ions of at least one alkali or alkaline earth metal; followed by the step of (B) contacting the prepolymer with a chain extending agent to form the polyurethane polymer. The present invention further provides an aqueous polyurethane dispersion comprising from 30% to 40%, by weight, of solids which comprise the polyurethane polymer and being prepared by the aforesaid method. A coating composition having enhanced removability and which comprises an aqueous polyurethane dispersion prepared according to the aforesaid method is also provided.
    Type: Application
    Filed: September 20, 2013
    Publication date: September 3, 2015
    Inventors: Dwight Latham, Niranjan Malvadkar, Christopher J. Tucker, Caroline Woelfle-Gupta
  • Patent number: 9074168
    Abstract: A multi-phase liquid composition comprising a conductive liquid and a non-conductive liquid, said liquids being non miscible, wherein the conductive liquid comprises more than 90% up to 99.9% by weight of a first component having a surface tension above 45 mN/m and comprising water, salt and at least one freezing point lowering agent, and from 0.01% to less than 10% by weight of a second component having a surface tension below 30 mN/m and comprising at least one first compound, wherein said at least one first compound is a non ionic surfactant.
    Type: Grant
    Filed: August 6, 2009
    Date of Patent: July 7, 2015
    Assignee: VARIOPTIC S.A.
    Inventors: Mathieu Maillard, Liana Moreau, Christopher J. Tucker, Caroline Woelfle-Gupta, Daniel Lawrence Dermody
  • Patent number: 9061027
    Abstract: Inhalable compositions are described. The inhalable compositions comprise one or more respirable aggregates, the respirable aggregates comprising one or more poorly water soluble active agents, wherein at least one of the active agents reaches a maximum lung concentration (Cmax) of at least about 0.25 ?g/gram of lung tissue and remains at such concentration for a period of at least one hour after being delivered to the lung. Methods for making such compositions and methods for using such compositions are also disclosed.
    Type: Grant
    Filed: August 26, 2005
    Date of Patent: June 23, 2015
    Assignee: Board of Regents, the University of Texas System
    Inventors: James E. Hitt, True L. Rogers, Ian B. Gillespie, Brian D. Scherzer, Paula C. Garcia, Nicholas S. Beck, Christopher J. Tucker, Timothy J. Young, David A. Hayes, Robert O. Williams, III, Keith P. Johnston, Jason T. McConville, Jay I. Peters, Robert Talbert, David Burgess
  • Publication number: 20150118488
    Abstract: Compositions containing an adhesive material, a release additive and a compatibilizer are suitable for temporarily bonding two surfaces, such as a wafer active side and a substrate. These compositions are useful in the manufacture of electronic devices where a temporary bonding of a component to a substrate is desired.
    Type: Application
    Filed: October 31, 2013
    Publication date: April 30, 2015
    Inventors: Zhifeng BAI, Mark S. OLIVER, Michael K. GALLAGHER, Christopher J. TUCKER, Karen R. BRANTL, Elissei IAGODKINE, Zidong WANG
  • Patent number: 8986760
    Abstract: Described are methods of providing a shelf-stable probiotic-containing food or beverage, comprising forming a semi-permeable microsphere, said microsphere comprising a probiotic, a high molecular weight polymer, and an effective amount of bacteriostatic agent.
    Type: Grant
    Filed: September 6, 2011
    Date of Patent: March 24, 2015
    Assignee: Dow Global Technologies LLC
    Inventors: Liang Hong, Kathy L. Lichtenwald, Krishna Madduri, Syed A. Shah, Christopher J. Tucker, Caroline Woelfle
  • Publication number: 20140295165
    Abstract: A process comprising: A) contacting one or more of sources of silicon oxide, selected from water sol-uble.silica sources arid alkali metal silicates, with an aqueous reaction medium, comprising one or more nonionic surfactants and thereby forming mesoporous structures comprising crosslinked silicon oxide units, wherein said cross-linked silicon oxide units have pores of about 1 to about 100 nanometers and wherein the aqueous reaction medium exhibits a pH of about 0 to about 4.0; B) exposing the aqueous reaction medium containing the mesoporous structures to elevated temperatures for a time sufficient to achieve the desired structure and pore size. Preferred water soluble silica sources comprise silicic acid, or po!ysilicic acids, The aqueous reaction, medium is prepared by combining one or more nonionic surfactants and water, theteby forming an aqueous, reaction medium. comprising micelles. Preferably, the aqueous reaction medium further comprises, a.
    Type: Application
    Filed: November 19, 2012
    Publication date: October 2, 2014
    Applicant: Dow Global Technologies LLC
    Inventors: Beata A. Kilos, Cathy L. Tway, Scott T. Matteucci, Christopher J. Tucker, Anne M. Kelly-Rowley
  • Patent number: 8753549
    Abstract: The disclosure is directed to a thermally-stable dielectric fluid. The dielectric fluid includes (a) an oil, (b) a substituted, hindered phenolic antioxidant having at least two substituted cresol groups being covalently bonded to each other through a methylene bridge, and (c) a substituted, diphenyl amine antioxidant having at least two substituted phenyl groups being covalently bonded to each other through an amine bridge.
    Type: Grant
    Filed: September 15, 2011
    Date of Patent: June 17, 2014
    Assignee: Dow Global Technologies LLC
    Inventors: Suh Joon Han, Dale C. Schmidt, Christopher J. Tucker
  • Publication number: 20140127309
    Abstract: The present invention meets one or more of the above needs and is a composition comprising plurality of capsules wherein the capsules comprise: a core of one or more highly polar liquids; one or more polar active materials dissolved in or dispersed in one or more highly polar liquids; a mixture of one or more polymers and one of more highly polar liquids; or a mixture of one or more polymers, one or more highly polar liquids and one or more polar active materials, and a shell comprising, particles in a polymer matrix or particles; wherein the thickness of the shell is sufficient to prevent passage of the highly polar liquid or the active material through the shell or to control the rate passage of the highly polar liquid or the active material through the shell with the proviso that the one or more polymers may be located in the core, in the polymer matrix of the shell or both.
    Type: Application
    Filed: May 31, 2012
    Publication date: May 8, 2014
    Applicants: ROHM and HAAS COMPANY, Dow Global Technologies LLC
    Inventors: Ian J. Drake, Andrew Hughes, Christopher J. Tucker, Thomas H. Kalantar, Joshua S Katz
  • Publication number: 20140088219
    Abstract: A one-package moisture curable composition is provided. The composition comprises, by weight percentage based on the dry weight of the composition, from 10 to 99% at least one silane terminated polyurethane and from 1 to 90% at least one silane terminated polysiloxane; and the composition, after moisture cured, forms a surface whose water contact angle is larger than 101°. The composition is suitable for applications in coatings which afford low surface energy surface and improved mechanical performance, such as marine antifouling coating, anti-icing coating, anti-stain coating, self-cleaning coating, and non-sticky coating.
    Type: Application
    Filed: November 10, 2011
    Publication date: March 27, 2014
    Applicants: ROHM AND HAAS COMPANY, DOW GLOBAL TECHNOLOGIES LLC
    Inventors: Hongyu Chen, Yan Huang, Yanxiang Li, John A. Roper, III, Christopher J. Tucker, Gerald A. Vandezande, Yu Zhang, Guozhu Li, John Klier