Patents by Inventor Norman J. D'ALLURA

Norman J. D'ALLURA 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).

  • POLYMERS WITH ENGINEERED SEGMENT MOLECULAR WEIGHT
    Publication number: 20210087388
    Abstract: Polymer compositions and processes for extended glycols and under-capping glycols for production of polymer compositions with engineered hard and soft segment molecular weights are provided. Also provided are fibers and articles of manufacture such as fabrics and garments produced from these polymer compositions and processes.
    Type: Application
    Filed: December 12, 2018
    Publication date: March 25, 2021
    Applicant: The LYCRA Company LLC
    Inventors: Norman J. D'ALLURA, Hong LIU, Gregory L. YODER, Nicholas E. KURLAND, Oguzhan CELEBI
  • Bio-derived polyurethane fiber
    Patent number: 10883198
    Abstract: Included are elastomeric fibers and method for preparing such fibers, which include a bio-derived butanediol. The bio-derived butanediol is used to prepare a polymeric glycol composition, which is contacted with a diisocyanate and spun to provide an elastomeric fiber.
    Type: Grant
    Filed: May 5, 2015
    Date of Patent: January 5, 2021
    Assignee: The LYCRA Company LLC
    Inventors: Robert O. Waldbauer, Jr., Norman J. D'Allura
  • POLYURETHANE FIBER INCLUDING COPOLYMER POLYOL
    Publication number: 20180305842
    Abstract: Fibers including a polyurethaneurea that is the reaction product of (a) a prepolymer including the reaction product of (i) a polyol including a copolymer of tetrahydrofuran and 3-methyltetrahydrofuran having a number average molecular weight of 1000 to 2000 and (ii) a diisocyanate; and (b) a chain extender, and fabrics and hygiene articles including such fibers.
    Type: Application
    Filed: June 26, 2016
    Publication date: October 25, 2018
    Applicant: INVISTA NORTH AMERICA S.A R.L.
    Inventors: Hong LIU, Achille M BIVIGOU KOUMBA, Norman J. D'ALLURA, Tianyi LIAO, Andreas J. BLAB, Ronald D. BING-WO
  • POLYURETHANE FIBER INCLUDING COPOLYMER POLYOL
    Publication number: 20180298140
    Abstract: Fibers, fabrics and other articles including a polyurethaneurea that is the reaction product of (a) a prepolymer including the reaction product of (i) a polyol including a copolymer of tetrahydrofuran and 3-methyltetrahydrofuran having a number average molecular weight of 1000 to 2000 and (ii) a diisocyanate; and (b) a chain extender, are provided.
    Type: Application
    Filed: May 10, 2018
    Publication date: October 18, 2018
    Applicant: A&AT LLC
    Inventors: Hong LIU, Achille M. BIVIGOU-KOUMBA, Norman J. D'ALLURA, Tianyi LIAO, Andreas J. BLAB, Ronald D. BING-WO
  • BIO-DERIVED POLYURETHANE FIBER
    Publication number: 20170051436
    Abstract: Included are elastomeric fibers and method for preparing such fibers, which include a bio-derived butanediol. The bio-derived butanediol is used to prepare a polymeric glycol composition, which is contacted with a diisocyanate and spun to provide an elastomeric fiber.
    Type: Application
    Filed: May 5, 2015
    Publication date: February 23, 2017
    Applicant: INVISTA NORTH AMERICA S.A R.L.
    Inventors: Robert O. WALDBAUER, JR., Norman J. D'ALLURA