Patents by Inventor Bin-Erik CHEN

Bin-Erik CHEN 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).

  • Very thin tube made from TPU and its production process
    Patent number: 11285651
    Abstract: The present invention is directed to a process for the preparation of a tube with an outer diameter in the range of from 10 ?m to 250 ?m consisting of a composition comprising a thermoplastic polyurethane as well as to a tube with an outer diameter in the range of from 10 ?m to 250 ?m consisting of a composition comprising a thermoplastic polyurethane obtained or obtainable by the process according to the invention. The invention is further directed to the use of a tube according to the invention as a tube for the transportation of a fluid or as gas membrane tube or as an elastic fiber.
    Type: Grant
    Filed: May 12, 2016
    Date of Patent: March 29, 2022
    Assignee: BASF SE
    Inventors: Bin-Erik Chen, Akira Nomura
  • Isocyanate prepolymer composition and crosslinked polyurethane prepared therefrom
    Patent number: 10875956
    Abstract: An isocyanate prepolymer composition and a crosslinked thermoplastic polyurethane composition are disclosed, preferably in the form of a fiber. Also disclosed is the process for preparing said prepolymer composition and crosslinked thermoplastic polyurethane. Both of the isocyanate prepolymer composition and crosslinked thermoplastic polyurethane show improved properties.
    Type: Grant
    Filed: July 15, 2014
    Date of Patent: December 29, 2020
    Assignee: BASF SE
    Inventors: Bin-Erik Chen, Wei Zhuang, DeHui Yin, Etsuhiro Yamamoto, Yasuyuki Suzuki
  • Disposable hygiene article comprising a melt-spun elastic fiber
    Patent number: 10369059
    Abstract: The present invention relates to a disposable hygiene article comprising a melt-spun elastic fiber, in particular a diaper. Furthermore, the present invention relates to a process for preparing a disposable hygiene article comprising the steps of providing a melt-spun elastic fiber and applying the melt-spun elastic fiber to a disposable hygiene article or a part which is used to prepare the disposable hygiene article; as well as the use of a melt-spun elastic fiber in a preparation process for preparing a disposable hygiene article.
    Type: Grant
    Filed: October 7, 2014
    Date of Patent: August 6, 2019
    Assignee: BASF SE
    Inventor: Bin-Erik Chen
  • VERY THIN TUBE MADE FROM TPU AND ITS PRODUCTION PROCESS
    Publication number: 20180141254
    Abstract: The present invention is directed to a process for the preparation of a tube with an outer diameter in the range of from 10 ?m to 250 ?m consisting of a composition comprising a thermoplastic polyurethane as well as to a tube with an outer diameter in the range of from 10 ?m to 250 ?m consisting of a composition comprising a thermoplastic polyurethane obtained or obtainable by the process according to the invention. The invention is further directed to the use of a tube according to the invention as a tube for the transportation of a fluid or as gas membrane tube or as an elastic fiber.
    Type: Application
    Filed: May 12, 2016
    Publication date: May 24, 2018
    Applicant: BASF SE
    Inventors: Bin-Erik CHEN, Akira NOMURA
  • DISPOSABLE HYGIENE ARTICLE COMPRISING A MELT-SPUN ELASTIC FIBER
    Publication number: 20160256334
    Abstract: The present invention relates to a disposable hygiene article comprising a melt-spun elastic fiber, in particular a diaper. Furthermore, the present invention relates to a process for preparing a disposable hygiene article comprising the steps of providing a melt-spun elastic fiber and applying the melt-spun elastic fiber to a disposable hygiene article or a part which is used to prepare the disposable hygiene article; as well as the use of a melt-spun elastic fiber in a preparation process for preparing a disposable hygiene article.
    Type: Application
    Filed: October 7, 2014
    Publication date: September 8, 2016
    Applicant: BASF SE
    Inventor: Bin-Erik CHEN
  • ISOCYANATE PREPOLYMER COMPOSITION AND CROSSLINKED POLYURETHANE PREPARED THEREFROM
    Publication number: 20160145376
    Abstract: An isocyanate prepolymer composition and a crosslinked thermoplastic polyurethane composition are disclosed, preferably in the form of a fiber. Also disclosed is the process for preparing said prepolymer composition and crosslinked thermoplastic polyurethane. Both of the isocyanate prepolymer composition and crosslinked thermoplastic polyurethane show improved properties.
    Type: Application
    Filed: July 15, 2014
    Publication date: May 26, 2016
    Applicant: BASF SE
    Inventors: Bin-Erik CHEN, Wei ZHUANG, DeHui YIN, Etsuhiro YAMAMOTO, Yasuyuki SUZUKI