Patents by Inventor Xuerong YAO

Xuerong YAO 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).

  • Polyester composition, preparation method therefor and application thereof
    Patent number: 11466151
    Abstract: A polyester composition includes a first polyester selected from one or more of aliphatic-aromatic copolyesters, which is a copolymer comprising repeating units A as shown in formula (I) and repeating units B as shown in formula (II), in which m is an integer of 2 to 10 and n is an integer of 2 to 8; p is an integer of 2 to 10; and m, n and p are the same or different from each other. Optionally, the polyester composition has a second polyester. The polyester composition includes at least two polyesters. The polyester composition can be used in shape memory materials, 3D print wires, heat shrinkable sleeves, functional layers, medical limb immobilization braces, heat shrinkable thin films, nonwoven fabrics, elastic fibers, etc.
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: October 11, 2022
    Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, BEIJING RESEARCH INSTITUTE OF CHEMICAL INDUSTRY, CHINA PETROLEUM & CHEMICAL CORPORATION
    Inventors: Cui Zheng, Guixiang Zhu, Lizhi Liu, Wei Zhang, Xuerong Yao, Minqiao Ren, Ling Han, Yi Ren, Nan Chen, Ying Shi
  • Polyester Composition, Preparation Method Therefor and Application Thereof
    Publication number: 20190270882
    Abstract: A polyester composition includes a first polyester selected from one or more of aliphatic-aromatic copolyesters, which is a copolymer comprising repeating units A as shown in formula (I) and repeating units B as shown in formula (II), in which m is an integer of 2 to 10 and n is an integer of 2 to 8; p is an integer of 2 to 10; and m, n and p are the same or different from each other. Optionally, the polyester composition has a second polyester. The polyester composition includes at least two polyesters. The polyester composition can be used in shape memory materials, 3D print wires, heat shrinkable sleeves, functional layers, medical limb immobilization braces, heat shrinkable thin films, nonwoven fabrics, elastic fibers, etc.
    Type: Application
    Filed: October 20, 2017
    Publication date: September 5, 2019
    Applicants: CHINA PETROLEUM & CHEMICAL CORPORATION, BEIJING RESEARCH INSTITUTE OF CHEMICAL INDUSTRY, CHINA PETROLEUM & CHEMICAL CORPORATION
    Inventors: Cui ZHENG, Guixiang ZHU, Lizhi LIU, Wei ZHANG, Xuerong YAO, Minqiao REN, Ling HAN, Yi REN, Nan CHEN, Ying SHI