Patents by Inventor Zhao Xuehui

Zhao Xuehui 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).

  • Process for the coating of textiles
    Patent number: 9783926
    Abstract: A process for the production of coated textiles comprises at least the steps of a) bringing a textile substrate into contact with an aqueous dispersion A comprising at least one salt and at least one modified cellulose, b) bringing a textile substrate into contact with an aqueous dispersion B comprising at least one polymer selected from the group consisting of polyurethane, polyacrylate and polybutadiene and c) precipitation of the polyurethane in or on the textile substrate. The salt of dispersion A is an organic onium salt of one or more elements of the fifth main group of the periodic table of the elements. The invention further relates to a coated textile obtainable by a process according to the invention and to the use of organic onium salts of one or more elements of the fifth main group of the periodic table of the elements for the production of coated textiles.
    Type: Grant
    Filed: October 16, 2012
    Date of Patent: October 10, 2017
    Assignee: Covestro Deutschland AG
    Inventors: Rolf Irnich, Zhao Xuehui
  • PROCESS FOR THE COATING OF TEXTILES
    Publication number: 20140302734
    Abstract: A process for the production of coated textiles comprises at least the steps of a) bringing a textile substrate into contact with an aqueous dispersion A comprising at least one salt and at least one modified cellulose, b) bringing a textile substrate into contact with an aqueous dispersion B comprising at least one polymer selected from the group consisting of polyurethane, polyacrylate and polybutadiene and c) precipitation of the polyurethane in or on the textile substrate. The salt of dispersion A is an organic onium salt of one or more elements of the fifth main group of the periodic table of the elements. The invention further relates to a coated textile obtainable by a process according to the invention and to the use of organic onium salts of one or more elements of the fifth main group of the periodic table of the elements for the production of coated textiles.
    Type: Application
    Filed: October 16, 2012
    Publication date: October 9, 2014
    Inventors: Rolf Irnich, Zhao Xuehui