Patents by Inventor Mark Joy

Mark Joy 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: 10307732
    Abstract: The present invention relates to a fast particulate superabsorbent polymer composition comprising a polymer comprising a neutralized aluminum salt solution applied to the surface of a particulate superabsorbent polymer; wherein an aqueous solution of the neutralized aluminum salt has a pH value from about 5.5 to about 8; and subsequent to subjecting the particulate superabsorbent polymer composition to the Processing Test, the particulate superabsorbent polymer composition has a permeability stability index of from about 0.60 to about 0.99, and a compressibility from 1.30 mm2/N to about 4 mm2/N as measured by the Compression Test, and wherein the particulate superabsorbent polymer composition may have a Vortex time of from 25 to 60 seconds and absorbency under load at 0.9 psi of from 15 to 21 g/g.
    Type: Grant
    Filed: April 7, 2014
    Date of Patent: June 4, 2019
    Assignee: Evonik Corporation
    Inventors: Gonglu Tian, Matthew Thomas Ondisco, David L. Bergman, Bernfried Messner, Scott J. Smith, Michael M. Azad, Mark Joy
  • Patent number: 9375507
    Abstract: The present invention relates to a particulate superabsorbent polymer composition comprising a polymer comprising a neutralized aluminum salt solution applied to the surface of a particulate superabsorbent polymer; wherein an aqueous solution of the neutralized aluminum salt has a pH value from about 5.5 to about 8 and the particulate superabsorbent polymer composition has a mean particle size distribution of from 300 to 400 ?m, an original Free Swell Gel Bed Permeability (FSGBP) of about 20×10?8 cm2 to about 200×10?8 cm2; and subsequent to subjecting the particulate superabsorbent polymer composition to the Processing Test, the particulate superabsorbent polymer composition has a permeability stability index of from about 0.60 to about 0.99 and having particles having a particle diameter of larger than 600 ?m in an amount of less than about 15 wt % of the particulate superabsorbent polymer composition and as specified by standard sieve classification.
    Type: Grant
    Filed: January 17, 2014
    Date of Patent: June 28, 2016
    Assignee: Evonik Corporation
    Inventors: Gonglu Tian, Matthew Thomas Ondisco, David L. Bergman, Bernfried Messner, Scott J. Smith, Mark Joy
  • Publication number: 20160060418
    Abstract: The present invention relates to a fast particulate superabsorbent polymer composition comprising a polymer comprising a neutralized aluminum salt solution applied to the surface of a particulate superabsorbent polymer; wherein an aqueous solution of the neutralized aluminum salt has a pH value from about 5.5 to about 8; and subsequent to subjecting the particulate superabsorbent polymer composition to the Processing Test, the particulate superabsorbent polymer composition has a permeability stability index of from about 0.60 to about 0.99, and a compressibility from 1.30 mm2/N to about 4 mm2/N as measured by the Compression Test, and wherein the particulate superabsorbent polymer composition may have a Vortex time of from 25 to 60 seconds and absorbency under load at 0.9 psi of from 15 to 21 g/g.
    Type: Application
    Filed: April 7, 2014
    Publication date: March 3, 2016
    Inventors: Gonglu Tian, Matthew Thomas Ondisco, David L. Bergman, Bernfried Messner, Scott J. Smith, Michael M. Azad, Mark Joy
  • Patent number: 9102806
    Abstract: The present invention relates to a particulate superabsorbent polymer composition which absorbs water, aqueous liquids, and blood, and a process to make the superabsorbent polymers, wherein a superabsorbent polymer is surface treated with a neutralized multivalent metal salt solution having a pH value similar as that of human skin. The present invention also relates to particulate superabsorbent polymer composition having high Gel Bed Permeability and high Absorbency Under Load.
    Type: Grant
    Filed: July 2, 2014
    Date of Patent: August 11, 2015
    Assignee: Evonik Corporation
    Inventors: Yaru Shi, Gonglu Tian, Mark Joy, Geoff Blake, Scott Smith, Bernfried Messner
  • Publication number: 20150157759
    Abstract: A process for the preparation of superabsorbent polymer containing clay, the process including the steps of (I) polymerizing a polymerization mixture comprising: (a) one or more ethylenically unsaturated carboxyl-containing monomers, (b) one or more crosslinking agents, (c) optionally one or more comonomers copolymerizable with the carboxyl-containing monomer, (d) neutralizing agent to partially neutralize the polymer to from about 50% to about 99%, by weight, and (e) a polymerization medium, to form a crosslinked partially neutralized hydrogel, (II) admixing a clay with the crosslinked partially neutralized hydrogel to form partially neutralized superabsorbent polymer-clay hydrogel; (III) drying the crosslinked partially neutralized hydrogel at a temperature from about 190° C. to about 210° C. and for a time period of from about 15 minutes to about 120 minutes, and (IV) comminuting the dried partially neutralized superabsorbent polymer-clay hydrogel to particles.
    Type: Application
    Filed: February 3, 2015
    Publication date: June 11, 2015
    Inventors: Michael M. Azad, Scott J. Smith, Mark Joy, Geoffrey Wyatt Blake, Michael S. Jarman
  • Patent number: 8962910
    Abstract: A process for the preparation of superabsorbent polymer containing clay, the process including the steps of (I) polymerizing a polymerization mixture comprising: (a) one or more ethylenically unsaturated carboxyl-containing monomers, (b) one or more crosslinking agents, (c) optionally one or more comonomers copolymerizable with the carboxyl-containing monomer, (d) neutralizing agent to partially neutralize the polymer to from about 50% to about 99%, by weight, and (e) a polymerization medium, to form a crosslinked partially neutralized hydrogel, (II) admixing a clay with the crosslinked partially neutralized hydrogel to form partially neutralized superabsorbent polymer-clay hydrogel; (III) drying the crosslinked partially neutralized hydrogel at a temperature from about 190° C. to about 210° C. and for a time period of from about 15 minutes to about 120 minutes, and (IV) comminuting the dried partially neutralized superabsorbent polymer-clay hydrogel to particles.
    Type: Grant
    Filed: July 6, 2012
    Date of Patent: February 24, 2015
    Assignee: Evonik Corporation
    Inventors: Michael M. Azad, Scott J. Smith, Mark Joy, Geoffrey Wyatt Blake, Michael S. Jarman
  • Publication number: 20140316040
    Abstract: The present invention relates to a particulate superabsorbent polymer composition which absorbs water, aqueous liquids, and blood, and a process to make the superabsorbent polymers, wherein a superabsorbent polymer is surface treated with a neutralized multivalent metal salt solution having a pH value similar as that of human skin. The present invention also relates to particulate superabsorbent polymer composition having high Gel Bed Permeability and high Absorbency Under Load.
    Type: Application
    Filed: July 2, 2014
    Publication date: October 23, 2014
    Applicant: EVONIK CORPORATION
    Inventors: Yaru Shi, Gonglu Tian, Mark Joy, Geoff Blake, Scott Smith, Bernfried Messner
  • Publication number: 20140276961
    Abstract: An apparatus for depilating body hair from the follicle comprised of two tethered finger grips. In one embodiment, the finger grips are made of a tacky, elastic and polymeric material. The finger grips are tethered together with a connecting member that can be made of the same material as the finger grips. The finger grips and connecting member are fabricated as one piece using a single mold.
    Type: Application
    Filed: March 17, 2013
    Publication date: September 18, 2014
    Inventor: Mark Joy Witte
  • Patent number: 8802786
    Abstract: The present invention relates to a particulate superabsorbent polymer composition which absorbs water, aqueous liquids, and blood, and a process to make the superabsorbent polymers, wherein a superabsorbent polymer is surface treated with a neutralized multivalent metal salt solution having a pH value similar as that of human skin. The present invention also relates to particulate superabsorbent polymer composition having high Gel Bed Permeability and high Absorbency Under Load.
    Type: Grant
    Filed: April 21, 2011
    Date of Patent: August 12, 2014
    Assignee: Evonik Corporation
    Inventors: Yaru Shi, Gonglu Tian, Mark Joy, Geoff Blake, Scott Smith, Bernfried Messner
  • Publication number: 20120267570
    Abstract: The present invention relates to a particulate superabsorbent polymer composition which absorbs water, aqueous liquids, and blood, and a process to make the superabsorbent polymers, wherein a superabsorbent polymer is surface treated with a neutralized multivalent metal salt solution having a pH value similar as that of human skin. The present invention also relates to particulate superabsorbent polymer composition having high Gel Bed Permeability and high Absorbency Under Load.
    Type: Application
    Filed: April 21, 2011
    Publication date: October 25, 2012
    Inventors: Yaru Shi, Gonglu Tian, Mark Joy, Geoff Blake, Scott Smith, Bernfried Messner
  • Publication number: 20120271260
    Abstract: A process for the preparation of superabsorbent polymer containing clay, the process including the steps of (I) polymerizing a polymerization mixture comprising: (a) one or more ethylenically unsaturated carboxyl-containing monomers, (b) one or more crosslinking agents, (c) optionally one or more comonomers copolymerizable with the carboxyl-containing monomer, (d) neutralizing agent to partially neutralize the polymer to from about 50% to about 99%, by weight, and (e) a polymerization medium, to form a crosslinked partially neutralized hydrogel, (II) admixing a clay with the crosslinked partially neutralized hydrogel to form partially neutralized superabsorbent polymer-clay hydrogel; (III) drying the crosslinked partially neutralized hydrogel at a temperature from about 190° C. to about 210° C. and for a time period of from about 15 minutes to about 120 minutes, and (IV) comminuting the dried partially neutralized superabsorbent polymer-clay hydrogel to particles.
    Type: Application
    Filed: July 6, 2012
    Publication date: October 25, 2012
    Inventors: Michael M. Azad, Scott J. Smith, Mark Joy, Geoffrey Wyatt Blake, Michael S. Jarman
  • Patent number: 8222477
    Abstract: A process for the preparation of superabsorbent polymer containing clay, the process including the steps of (I) polymerizing a polymerization mixture comprising: (a) one or more ethylenically unsaturated carboxyl-containing monomers, (b) one or more crosslinking agents, (c) optionally one or more comonomers copolymerizable with the carboxyl-containing monomer, (d) neutralizing agent to partially neutralize the polymer to from about 50% to about 99%, by weight, and (e) a polymerization medium, to form a crosslinked partially neutralized hydrogel, (II) admixing a clay with the crosslinked partially neutralized hydrogel to form partially neutralized superabsorbent polymer-clay hydrogel; (III) drying the crosslinked partially neutralized hydrogel at a temperature from about 190° C. to about 210° C. and for a time period of from about 15 minutes to about 120 minutes, and (IV) comminuting the dried partially neutralized superabsorbent polymer-clay hydrogel to particles.
    Type: Grant
    Filed: October 20, 2008
    Date of Patent: July 17, 2012
    Assignee: Evonik Stockhausen, LLC
    Inventors: Michael M. Azad, Scott J. Smith, Mark Joy, Geoffrey Wyatt Blake, Michael S. Jarman
  • Publication number: 20100100066
    Abstract: A process for the preparation of superabsorbent polymer containing clay, the process including the steps of (I) polymerizing a polymerization mixture comprising: (a) one or more ethylenically unsaturated carboxyl-containing monomers, (b) one or more crosslinking agents, (c) optionally one or more comonomers copolymerizable with the carboxyl-containing monomer, (d) neutralizing agent to partially neutralize the polymer to from about 50% to about 99%, by weight, and (e) a polymerization medium, to form a crosslinked partially neutralized hydrogel, (II) admixing a clay with the crosslinked partially neutralized hydrogel to form partially neutralized superabsorbent polymer-clay hydrogel; (III) drying the crosslinked partially neutralized hydrogel at a temperature from about 190° C. to about 210° C. and for a time period of from about 15 minutes to about 120 minutes, and (IV) comminuting the dried partially neutralized superabsorbent polymer-clay hydrogel to particles.
    Type: Application
    Filed: October 20, 2008
    Publication date: April 22, 2010
    Inventors: Michael M. AZAD, Scott J. Smith, Mark Joy, Geoffrey Wyatt Blake, Michael S. Jarman
  • Publication number: 20070167560
    Abstract: The invention relates to absorptive, crosslinked polymers which are based on partly neutralized, monoethylenically unsaturated monomers carrying acid groups, and have improved properties, in particular in respect of their capacity for transportation of liquids in the swollen state, and which has a high gel bed permeability and high centrifuge retention capacity.
    Type: Application
    Filed: November 22, 2006
    Publication date: July 19, 2007
    Inventors: Scott Smith, Mark Joy, Whei-Neen Hsu, Markus Frank
  • Publication number: 20070088093
    Abstract: The invention relates to a superabsorbent polymer wherein an increased rate of water absorption is obtained by the addition of an encapsulated blowing agent. The invention relates to a superabsorbent polymer including an encapsulating blowing agent and having a vortex time of 40 seconds or less. In particular, the superabsorbent polymer includes from about 55 to about 99.9 wt. % of polymerizable unsaturated acid group containing monomers; from about 0.001 to about 5.0 wt. % of internal crosslinking agent; wherein the wherein the composition has a degree of neutralization of more than about 20%; and from about 0.05 to about 10.0 wt. % of an encapsulated blowing agent.
    Type: Application
    Filed: December 14, 2006
    Publication date: April 19, 2007
    Inventors: Mark Joy, Whei-Neen Hsu
  • Publication number: 20050256469
    Abstract: An absorbent structure made at least in part from a superabsorbent material having a retention capacity (CRC) as determined by a Centrifuge Retention Capacity Test of at least about 25 g/g and a free swell gel bed permeability (GBP) as determined by a Free Swell Gel Bed Permeability Test of at least 575×10?9 cm2. In another embodiment, the absorbent structure is made at least in part from a superabsorbent material having a retention capacity (CRC) as determined by a Centrifuge Retention Capacity Test of at least about 25 g/g, an absorbency under load (AUL) at 0.9 psi as determined by an Absorbency Under Load Test of at least 18 and a free swell gel bed permeability (GBP) as determined by a Free Swell Gel Bed Permeability Test of at least about 350×10?9 cm2.
    Type: Application
    Filed: June 15, 2005
    Publication date: November 17, 2005
    Applicant: Kimberly-Clark Worldwide Inc.
    Inventors: Jian Qin, Sandra Rogers, Michael Niemeyer, Kenneth Schueler, Steven Hurley, Lawrence Sawyer, Whei-Neen Hsu, Mark Joy, Scott Smith, Markus Frank, Nancy Lange
  • Publication number: 20050137546
    Abstract: The invention relates to a superabsorbent polymer wherein an increased rate of water absorption is obtained by the addition of an encapsulated blowing agent. The invention relates to a superabsorbent polymer including an encapsulating blowing agent and having a vortex time of 40 seconds or less. In particular, the superabsorbent polymer includes from about 55 to about 99.9 wt. % of polymerizable unsaturated acid group containing monomers; from about 0.001 to about 5.0 wt. % of internal crosslinking agent; wherein the wherein the composition has a degree of neutralization of more than about 20%; and from about 0.05 to about 10.0 wt.
    Type: Application
    Filed: December 19, 2003
    Publication date: June 23, 2005
    Inventors: Mark Joy, Whei-Neen Hsu