Patents by Inventor Barbara Ann Wood

Barbara Ann Wood 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).

  • Recycled thermoplastic with toughener
    Patent number: 8889781
    Abstract: Disclosed is a thermoplastic composition including a) a recycled thermoplastic including polyamide resin, polyolefin and mineral filler, wherein the recycled thermoplastic includes at least 60 weight percent content of recycled polyamide selected from the group consisting of polyamide 66, polyamide 6, blends of polyamide 66 and polyamide 6, and copolymers having repeat units of polyamide 66 and polyamide 6; and at least 1 weight percent content of polyolefin; b) polymer toughener, wherein the polymer toughener includes at least 50 to 85 weight percent non-functionalized rubber and 15 to 50 weight percent of a functionalized rubber; and c) 10 to 50 reinforcing agent having a minimum aspect ratio of 3; and molded articles manufactured therefrom.
    Type: Grant
    Filed: August 21, 2012
    Date of Patent: November 18, 2014
    Assignee: E I du Pont de Nemours and Company
    Inventors: Avelino F Lima, Barbara Ann Wood
  • RECYCLED THERMOPLASTIC WITH TOUGHENER
    Publication number: 20130053503
    Abstract: Disclosed is a thermoplastic composition including a) a recycled thermoplastic including polyamide resin, polyolefin and mineral filler, wherein the recycled thermoplastic includes at least 60 weight percent content of recycled polyamide selected from the group consisting of polyamide 66, polyamide 6, blends of polyamide 66 and polyamide 6, and copolymers having repeat units of polyamide 66 and polyamide 6; and at least 1 weight percent content of polyolefin; b) polymer toughener, wherein the polymer toughener includes at least 50 to 85 weight percent non-functionalized rubber and 15 to 50 weight percent of a functionalized rubber; and c) 10 to 50 reinforcing agent having a minimum aspect ratio of 3; and molded articles manufactured therefrom.
    Type: Application
    Filed: August 21, 2012
    Publication date: February 28, 2013
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Avelino F. Lima, Barbara Ann Wood
  • Antistatic poly(hydroxyalkanoic acid) compositions
    Patent number: 8163848
    Abstract: Disclosed are toughened, antistatic resin composition and an article comprising the composition wherein the composition comprises or consists essentially of poly(hydroxyalkanoic acid), such as polylactic acid; an impact modifier comprising an ethylene copolymer; and an ion conducting polymer.
    Type: Grant
    Filed: May 1, 2009
    Date of Patent: April 24, 2012
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Toshikazu Kobayashi, Barbara Ann Wood
  • ANTISTATIC POLY(HYDROXYALKANOIC ACID) COMPOSITIONS
    Publication number: 20100280193
    Abstract: Disclosed are toughened, antistatic resin composition and an article comprising the composition wherein the composition comprises or consists essentially of poly(hydroxyalkanoic acid), such as polylactic acid; an impact modifier comprising an ethylene copolymer; and an ion conducting polymer.
    Type: Application
    Filed: May 1, 2009
    Publication date: November 4, 2010
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Toshikazu Kobayashi, Barbara Ann Wood
  • EPOXY COMPOSITIONS COMPRISING AT LEAST ONE ELASTOMER AND METHODS RELATING THERETO
    Publication number: 20090156715
    Abstract: The present disclosure relates to an epoxy composition. The epoxy composition contains an epoxy resin, a phenolic resin, a functional filler, an epoxy cure catalyst and at least one elastomer. The elastomer is used to increase the flexibility of the epoxy composition.
    Type: Application
    Filed: December 14, 2007
    Publication date: June 18, 2009
    Inventors: THOMAS EUGENE DUEBER, Barbara Ann Wood, Charles John Talkowski