Patents by Inventor Wenchang Lang

Wenchang Lang 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: 20240010858
    Abstract: A polyamide coating slurry and its preparing method, and a process for preparing polyamide-coated fabric for printing are provided. The present disclosure provides a polyamide coating slurry for precise inkjet printing with wide applicability simple preparation steps. The surface structure and lipophilicity of the coating can be changed by mixing polyvinyl butyral and polyoxypropylene lauryl ether, urea and poly-N-isopropylacrylamide in polyamide 6, so that the adsorption properties and permeability of the coating to ink are greatly improved, and thus high-precision inkjet printing can be realized.
    Type: Application
    Filed: July 7, 2023
    Publication date: January 11, 2024
    Inventors: Zhijie Chen, Xianghong Wang, Wenchang Lang, Dongming Qi