Patents by Inventor Changwen ZHAO

Changwen ZHAO 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).

  • Adhesive and artificial board prepared therewith
    Publication number: 20240018400
    Abstract: The present disclosure relates to an adhesive comprising at least one of the following copolymer A: the copolymer A has at least one repeating unit carrying an amide group and a carboxyl and/or its ammonium salt and at least one other repeating unit different from the one carrying an amide group and a carboxyl and/or its ammonium salt. The present disclosure also relates to an artificial board formed of a lignocellulose material and the adhesive and a method for manufacturing the artificial board.
    Type: Application
    Filed: January 7, 2021
    Publication date: January 18, 2024
    Applicant: BEIJING UNIVERSITY OF CHEMICAL TECHNOLOGY
    Inventors: Wantai YANG, Can XU, Changwen ZHAO, Chuxuan CHEN, Dong CHEN, Yuhong MA
  • Adhesive comprising copolymer having repeating unit carrying amide group and carboxyl and/or its ammonium salt and artificial board prepared therewith
    Publication number: 20240010887
    Abstract: The present disclosure relates to an adhesive comprising at least one of the following copolymer A: the copolymer A has at least one repeating unit carrying an amide group and a carboxyl and/or its ammonium salt and at least one other repeating unit different from the one carrying an amide group and a carboxyl and/or its ammonium salt. The present disclosure also relates to an artificial board formed of a lignocellulose material and the adhesive and a method for manufacturing the artificial board.
    Type: Application
    Filed: January 7, 2021
    Publication date: January 11, 2024
    Applicant: BEIJING UNIVERSITY OF CHEMICAL TECHNOLOGY
    Inventors: Wantai YANG, Chuxuan CHEN, Changwen ZHAO, Can XU, Dong CHEN, Yuhong MA