Patents by Inventor Atteye Houssein Abdourazak

Atteye Houssein Abdourazak 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: 10022585
    Abstract: An exercise glove for strengthening the muscles of the hand, wrist, fingers and forearm through full, natural ranges of motion, while providing a tightening grip of the hand on objects.
    Type: Grant
    Filed: September 2, 2015
    Date of Patent: July 17, 2018
    Inventor: Atteye Houssein Abdourazak
  • Patent number: 10017603
    Abstract: Liquid epoxy curing agents that have improved latency over conventional liquid curing agents while retaining the physical properties of the cured material are disclosed. These liquid curing agents can be used for curing epoxy resins, or in combination with dicyandiamide (DICY) based curing agents in order to accelerate DICY curing.
    Type: Grant
    Filed: August 21, 2017
    Date of Patent: July 10, 2018
    Assignee: Evonik Degussa GmbH
    Inventors: Gauri Sankar Lal, Gamini Ananda Vedage, Stephen Michael Boyce, Dilipkumar Nandlal Shah, Atteye Houssein Abdourazak
  • Publication number: 20170342197
    Abstract: Liquid epoxy curing agents that have improved latency over conventional liquid curing agents while retaining the physical properties of the cured material are disclosed. These liquid curing agents can be used for curing epoxy resins, or in combination with dicyandiamide (DICY) based curing agents in order to accelerate DICY curing.
    Type: Application
    Filed: August 21, 2017
    Publication date: November 30, 2017
    Inventors: Gauri Sankar Lal, Gamini Ananda Vedage, Stephen Michael Boyce, Dilipkumar Nandlal Shah, Atteye Houssein Abdourazak
  • Patent number: 9738750
    Abstract: Liquid epoxy curing agents that have improved latency over conventional liquid curing agents while retaining the physical properties of the cured material are disclosed. These liquid curing agents can be used for curing epoxy resins, or in combination with dicyandiamide (DICY) based curing agents in order to accelerate DICY curing.
    Type: Grant
    Filed: April 5, 2013
    Date of Patent: August 22, 2017
    Assignee: Veonik Degussa GmbH
    Inventors: Gauri Sankar Lal, Gamini Ananda Vedage, Stephen Michael Boyce, Dilipkumar Nandlal Shah, Atteye Houssein Abdourazak
  • Publication number: 20170056713
    Abstract: An exercise glove for strengthening the muscles of the hand, wrist, fingers and forearm through full, natural ranges of motion, while providing a tightening grip of the hand on objects.
    Type: Application
    Filed: September 2, 2015
    Publication date: March 2, 2017
    Inventor: Atteye Houssein Abdourazak
  • Patent number: 9546243
    Abstract: The disclosure relates to solving problems associated with conventional latent epoxy curing agents by providing a new class of latent epoxy curing agents. In particular, the disclosure relates to epoxy curing agents with improved storage stability and low use level (e.g., less than about 10 wt % relative to the epoxy compound) by forming solid solutions of certain classes of amines in polyphenolic resins.
    Type: Grant
    Filed: July 17, 2013
    Date of Patent: January 17, 2017
    Assignee: Air Products and Chemicals, Inc.
    Inventors: Gamini Ananda Vedage, Gauri Sankar Lal, Stephen Michael Boyce, Atteye Houssein Abdourazak, Dilipkumar Nandlal Shah
  • Patent number: 9279032
    Abstract: A heat curable epoxy composition comprising the contact product of an epoxy resin, an epoxy curing agent and an accelerator for the epoxy curing agent, the curing agent or the accelerator comprising the reaction product of (a) a phenolic resin (a) of general formula: Where R1, R2, R3, R4 are each independently of one another a hydrogen or unbranched or branched alky group having 1 to 17 carbon atoms, and n is an integer form 0 to 50; and (b) a modified amine compound which is the reaction product of an epoxy resin and a methylated polyalkylenepolyamine having one primary or secondary amine and at least two tertiary amines of the general formula: Where R1, R2, R3, R4 and R5 represent hydrogen, methyl or ethyl; n and m independently are integers from 1 to 10 and; X is an integer from 1 to 10.
    Type: Grant
    Filed: March 30, 2011
    Date of Patent: March 8, 2016
    Assignee: Air Products and Chemicals, Inc.
    Inventors: Atteye Houssein Abdourazak, Gamini Ananda Vedage
  • Patent number: 9080007
    Abstract: Carboxylic acid salts of tertiary amines for use as an accelerator for an anhydride based epoxy curing agents are disclosed. The disclosed carboxylic acid salts of certain tertiary amines are latent anhydride accelerators and enable epoxy resin curing when heated to an elevated temperature (e.g., an onset temperature of greater than about 50° C.).
    Type: Grant
    Filed: February 28, 2013
    Date of Patent: July 14, 2015
    Assignee: Air Products and Chemicals, Inc.
    Inventors: Gauri Sankar Lal, Gamini Ananda Vedage, Stephen Michael Boyce, Pritesh G. Patel, Dilipkumar Nandlal Shah, Atteye Houssein Abdourazak
  • Publication number: 20150025201
    Abstract: The disclosure relates to solving problems associated with conventional latent epoxy curing agents by providing a new class of latent epoxy curing agents. In particular, the disclosure relates to epoxy curing agents with improved storage stability and low use level (e.g., less than about 10 wt % relative to the epoxy compound) by forming solid solutions of certain classes of amines in polyphenolic resins.
    Type: Application
    Filed: July 17, 2013
    Publication date: January 22, 2015
    Inventors: Gamini Ananda VEDAGE, Gauri Sankar LAL, Stephen Michael BOYCE, Atteye Houssein ABDOURAZAK, Dilipkumar Nandlal SHAH
  • Publication number: 20140303342
    Abstract: Liquid epoxy curing agents that have improved latency over conventional liquid curing agents while retaining the physical properties of the cured material are disclosed. These liquid curing agents can be used for curing epoxy resins, or in combination with dicyandiamide (DICY) based curing agents in order to accelerate DICY curing.
    Type: Application
    Filed: April 5, 2013
    Publication date: October 9, 2014
    Applicant: Air Products and Chemicals, Inc.
    Inventors: Gauri Sankar Lal, Gamini Ananda Vedage, Stephen Michael Boyce, Dilipkumar Nandlal Shah, Atteye Houssein Abdourazak
  • Publication number: 20140243456
    Abstract: Carboxylic acid salts of tertiary amines for use as an accelerator for an anhydride based epoxy curing agents are disclosed. The disclosed carboxylic acid salts of certain tertiary amines are latent anhydride accelerators and enable epoxy resin curing when heated to an elevated temperature (e.g., an onset temperature of greater than about 50° C.).
    Type: Application
    Filed: February 28, 2013
    Publication date: August 28, 2014
    Applicant: Air Products and Chemicals, Inc.
    Inventors: Gauri Sankar Lal, Gamini Ananda Vedage, Stephen Michael Boyce, Pritesh G. Patel, Dilipkumar Nandlal Shah, Atteye Houssein Abdourazak
  • Patent number: 8357764
    Abstract: Epoxy curing agents comprising imidazole-isocyanate adducts, including 1-(aminoalkyl)imidazole-isocyanate adducts and especially 1-(3-aminopropyl)imidazole-isocyanate adducts, and their use as curing agents in heat curable one-component epoxy resin compositions. Epoxy curing agents comprising imidazole-isocyanate adducts comprising the reaction product of at least one imidazole, at least one polyisocyanate and at least one diamine.
    Type: Grant
    Filed: October 30, 2009
    Date of Patent: January 22, 2013
    Assignee: Air Products and Chemicals, Inc.
    Inventors: Maw Lin Foo, Gamini Ananda Vedage, Atteye Houssein Abdourazak
  • Publication number: 20120077943
    Abstract: A heat curable epoxy composition comprising the contact product of an epoxy resin, an epoxy curing agent and an accelerator for the epoxy curing agent, the curing agent or the accelerator comprising the reaction product of (a) a phenolic resin (a) of general formula: Where R1, R2, R3, R4 are each independently of one another a hydrogen or unbranched or branched alky group having 1 to 17 carbon atoms, and n is an integer form 0 to 50; and (b) a modified amine compound which is the reaction product of an epoxy resin and a methylated polyalkylenepolyamine having one primary or secondary amine and at least two tertiary amines of the general formula: Where R1, R2, R3, R4 and R5 represent hydrogen, methyl or ethyl; n and m independently are integers from 1 to 10 and; X is an integer from 1 to 10.
    Type: Application
    Filed: March 30, 2011
    Publication date: March 29, 2012
    Applicant: Air Products and Chemicals, Inc.
    Inventors: Atteye Houssein Abdourazak, Gamini Ananda Vedage
  • Patent number: 8076395
    Abstract: A heat curable epoxy composition comprising the contact product of an epoxy resin, an epoxy curing agent and an accelerator for the epoxy curing agent, the curing agent or the accelerator comprising a urea compound which is the reaction product of an isocyanate and an alkylated polyalkylenepolyamine having one primary or secondary amine and at least two tertiary amines of the general formula: where R1, R2, R3, R4 and R5 independently represent hydrogen, methyl or ethyl, n and m independently are integers from 1 to 6 and; X is an integer from 1 to 10.
    Type: Grant
    Filed: September 11, 2009
    Date of Patent: December 13, 2011
    Assignee: Air Products and Chemicals, Inc.
    Inventors: Atteye Houssein Abdourazak, Gamini Ananda Vedage
  • Patent number: 7910667
    Abstract: A heat curable epoxy composition comprising the contact product of an epoxy resin, an epoxy curing agent and an accelerator for the epoxy curing agent, the curing agent or the accelerator comprising the reaction product of (a) a phenolic resin and (b) a urea compound which is the reaction product of an isocyanate and an alkylated polyalkylenepolyamine having one primary or secondary amine and at least two tertiary amines of the general formula: where R1, R2, R3, R4 and R5 independently represent hydrogen, methyl or ethyl; n and m are independently integers from 1 to 6 and; X is an integer from 1 to 10.
    Type: Grant
    Filed: September 11, 2009
    Date of Patent: March 22, 2011
    Assignee: Air Products and Chemicals, Inc.
    Inventors: Gamini Ananda Vedage, Atteye Houssein Abdourazak
  • Publication number: 20110065837
    Abstract: A heat curable epoxy composition comprising the contact product of an epoxy resin, an epoxy curing agent and an accelerator for the epoxy curing agent, the curing agent or the accelerator comprising the reaction product of (a) a phenolic resin and (b) a urea compound which is the reaction product of an isocyanate and an alkylated polyalkylenepolyamine having one primary or secondary amine and at least two tertiary amines of the general formula: where R1, R2, R3, R4 and R5 independently represent hydrogen, methyl or ethyl; n and m are independently integers from 1 to 6 and; X is an integer from 1 to 10.
    Type: Application
    Filed: September 11, 2009
    Publication date: March 17, 2011
    Applicant: AIR PRODUCTS AND CHEMICALS, INC.
    Inventors: Gamini Ananda Vedage, Atteye Houssein Abdourazak
  • Publication number: 20110065958
    Abstract: A heat curable epoxy composition comprising the contact product of an epoxy resin, an epoxy curing agent and an accelerator for the epoxy curing agent, the curing agent or the accelerator comprising a urea compound which is the reaction product of an isocyanate and an alkylated polyalkylenepolyamine having one primary or secondary amine and at least two tertiary amines of the general formula: where R1, R2, R3, R4 and R5 independently represent hydrogen, methyl or ethyl, n and m independently are integers from 1 to 6 and; X is an integer from 1 to 10.
    Type: Application
    Filed: September 11, 2009
    Publication date: March 17, 2011
    Applicant: Air Products and Chemicals, Inc.
    Inventors: Atteye Houssein Abdourazak, Gamini Ananda Vedage
  • Publication number: 20100280211
    Abstract: Epoxy curing agents comprising imidazole-isocyanate adducts, including 1-(aminoalkyl)imidazole-isocyanate adducts and especially 1-(3-aminopropyl)imidazole-isocyanate adducts, and their use as curing agents in heat curable one-component epoxy resin compositions. Epoxy curing agents comprising imidazole-isocyanate adducts comprising the reaction product of at least one imidazole, at least one polyisocyanate and at least one diamine.
    Type: Application
    Filed: October 30, 2009
    Publication date: November 4, 2010
    Applicant: Air Products and Chemicals, Inc.
    Inventors: Maw Lin Foo, Gamini Ananda Vedage, Atteye Houssein Abdourazak
  • Publication number: 20100280192
    Abstract: Epoxy curing agents comprising imidazole-isocyanate adducts, including 1-(aminoalkyl) imidazole-isocyanate adducts and especially 1-(3-aminopropyl) imidazole-isocyanate adducts, and their use as curing agents in heat curable one-component epoxy resin compositions.
    Type: Application
    Filed: April 29, 2009
    Publication date: November 4, 2010
    Applicant: Air Products and Chemicals, Inc.
    Inventors: Maw Lin Foo, Gamini Ananda Vedage, Atteye Houssein Abdourazak
  • Patent number: D776210
    Type: Grant
    Filed: September 2, 2015
    Date of Patent: January 10, 2017
    Inventor: Atteye Houssein Abdourazak