Patents by Inventor Jeffrey Charles Chastain

Jeffrey Charles Chastain 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).

  • Blended fibers in an engineered cementitious composite
    Patent number: 10538457
    Abstract: Disclosed herein are fiber reinforced cement composite materials incorporating a fiber blend that includes cellulose pulp and synthetic fibers in a ratio selected to provide the composite material with improved water absorption characteristics and the same or improved mechanical properties as compared to equivalent composite materials reinforced with predominantly or all cellulose fibers. Also disclosed herein are fiber blends comprised of a combination of cellulose fibers and polypropylene fibers adapted to reinforce cementitious composite articles manufactured by the Hatschek process and autoclave cured.
    Type: Grant
    Filed: July 7, 2016
    Date of Patent: January 21, 2020
    Assignee: James Hardie Technology Limited
    Inventors: Jeffrey Charles Chastain, Yongjun Chen, Mark Thomas Fisher, Caidian Luo, Huaijun Wang
  • BLENDED FIBERS IN AN ENGINEERED CEMENTITIOUS COMPOSITE
    Publication number: 20160318800
    Abstract: Disclosed herein are fiber reinforced cement composite materials incorporating a fiber blend that includes cellulose pulp and synthetic fibers in a ratio selected to provide the composite material with improved water absorption characteristics and the same or improved mechanical properties as compared to equivalent composite materials reinforced with predominantly or all cellulose fibers. Also disclosed herein are fiber blends comprised of a combination of cellulose fibers and polypropylene fibers adapted to reinforce cementitious composite articles manufactured by the Hatschek process and autoclave cured.
    Type: Application
    Filed: July 7, 2016
    Publication date: November 3, 2016
    Inventors: Jeffrey Charles Chastain, Yongjun Chen, Mark Thomas Fisher, Caidian Luo, Huaijun Wang
  • 3-mode blended fibers in an engineered cementitious composite
    Patent number: 9388076
    Abstract: Disclosed herein are fiber reinforced cement composite materials incorporating a 3-mode fiber blend that includes cellulose pulp and synthetic fibers in a ratio selected to provide the composite material with improved water absorption characteristics and the same or improved mechanical properties as compared to equivalent composite materials reinforced with predominantly or all cellulose fibers. Also disclosed herein are fiber blends comprised of a combination of cellulose fibers and polypropylene fibers adapted to reinforce cementitious composite articles manufactured by the Hatschek process and autoclave cured.
    Type: Grant
    Filed: May 11, 2012
    Date of Patent: July 12, 2016
    Assignee: James Hardie Technology Limited
    Inventors: Jeffrey Charles Chastain, Yongjun Chen, Mark Thomas Fisher, Caidian Luo, Huaijun Wang
  • 3-MODE BLENDED FIBERS IN AN ENGINEERED CEMENTITIOUS COMPOSITE
    Publication number: 20140191436
    Abstract: Disclosed herein are fiber reinforced cement composite materials incorporating a 3-mode fiber blend that includes cellulose pulp and synthetic fibers in a ratio selected to provide the composite material with improved water absorption characteristics and the same or improved mechanical properties as compared to equivalent composite materials reinforced with predominantly or all cellulose fibers. Also disclosed herein are fiber blends comprised of a combination of cellulose fibers and polypropylene fibers adapted to reinforce cementitious composite articles manufactured by the Hatschek process and autoclave cured.
    Type: Application
    Filed: May 11, 2012
    Publication date: July 10, 2014
    Applicant: James Hardie Technology Limited
    Inventors: Jeffrey Charles Chastain, Yongjun Chen, Mark Thomas Fisher, Caidian Luo, Huaijun Wang