Patents by Inventor Fengxia HE

Fengxia HE 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).

  • Patent number: 12257815
    Abstract: The disclosure relates to a sandwich composite board and a preparation method thereof. The sandwich composite board includes, from top to bottom, an upper panel layer, a core material layer, and a lower panel layer, wherein the upper panel layer and the lower panel layer are glass or fiber reinforced resin-based composite sheets; and the core material layer is composed of an aerogel, a resin, and an expandable microsphere foaming agent. Method (1) includes: heating and melting the resin to obtain slurry A, cooling the same, adding the aerogel and the expandable microsphere foaming agent thereto, and uniformly mixing the same to obtain slurry B, then flat-laying the lower panel layer, coating or printing with the slurry B, then laying the upper panel layer and hot press molding the same.
    Type: Grant
    Filed: July 6, 2021
    Date of Patent: March 25, 2025
    Assignee: GONG YI VAN-RESEARCH INNOVATION COMPOSITE MATERIAL CO. LTD
    Inventors: Xizong Liu, Jicheng Zhang, Huina Dong, Fengxia He, Xiangming Gong, Dongjia Yao, Dongsheng Zhang
  • Publication number: 20230256725
    Abstract: The disclosure relates to a sandwich composite board and a preparation method thereof. The sandwich composite board includes, from top to bottom, an upper panel layer, a core material layer, and a lower panel layer, wherein the upper panel layer and the lower panel layer are glass or fiber reinforced resin-based composite sheets; and the core material layer is composed of an aerogel, a resin, and an expandable microsphere foaming agent. Method (1) includes: heating and melting the resin to obtain slurry A, cooling the same, adding the aerogel and the expandable microsphere foaming agent thereto, and uniformly mixing the same to obtain slurry B, then flat-laying the lower panel layer, coating or printing with the slurry B, then laying the upper panel layer and hot press molding the same.
    Type: Application
    Filed: July 6, 2021
    Publication date: August 17, 2023
    Inventors: Xizong LIU, Jicheng ZHANG, Huina DONG, Fengxia HE, Xiangming GONG, Dongjia YAO, Dongsheng ZHANG