Patents by Inventor Shenghua XU

Shenghua XU 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).

  • Publication number: 20250042143
    Abstract: A sealing element includes a waterproofing layer having a first and a second major surface and including at least one powdered superabsorber polymer, and optionally a reinforcement layer fully embedded into the waterproofing layer or adhered to one of the major surfaces of the waterproofing layer, wherein the waterproofing layer is a polymeric layer including at least one polymer or a bitumen layer including bitumen. A building structure includes a roof or wall substrate, an insulation board, and a sealing element arranged between the roof or wall substrate and the insulation board, and the sealing element is used as a roof or wall breather membrane.
    Type: Application
    Filed: January 17, 2023
    Publication date: February 6, 2025
    Applicant: SIKA TECHNOLOGY AG
    Inventors: Wilfried CARL, Sabina HOLDENER, Martin ROHRER, Shenghua XU, Blaise LEEBER, Qin WEI
  • Publication number: 20250033321
    Abstract: A self-adhering roofing membrane, a fully-adhered roof system and a method for producing a self-adhering roofing membrane, the roofing membrane including a waterproofing layer including at least one polymer P1, a first adhesive layer, a barrier layer including a polymeric film including at least one polymer P2, a second adhesive layer, and optionally a release liner, wherein the first and second adhesive layers are pressure sensitive adhesive layers.
    Type: Application
    Filed: January 17, 2023
    Publication date: January 30, 2025
    Applicant: SIKA TECHNOLOGY AG
    Inventors: Shenghua XU, Yizhe WEI, Qin WEI
  • Publication number: 20220339913
    Abstract: A sealing device including a first polymeric layer, a second polymeric layer, and a third polymeric layer, the second polymeric layer located between the first and third polymeric layers and including at least one polymer and at least one powdered superabsorber polymer. Also, a method for producing a sealing device and a method for covering a substrate using the sealing devices.
    Type: Application
    Filed: November 25, 2020
    Publication date: October 27, 2022
    Applicant: SIKA TECHNOLOGY AG
    Inventors: Shenghua XU, Wilfried CARL, Blaise LEEBER, Matthias VILLIGER