Patents by Inventor Xiaoting XIONG

Xiaoting XIONG 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).

  • METHOD FOR DETECTING UREA-FORMALDEHYDE RESIN IN MELAMINE-FORMALDEHYDE MATERIALS
    Publication number: 20240319150
    Abstract: A method for detecting urea-formaldehyde resin in melamine-formaldehyde materials is provided. The method includes the following steps: washing samples to be tested with hydrochloric acid solution, placing it at 110° C.±5° C. for hydrolysis for 60 min±5 min, passing through a polyethersulfone filter membrane to obtain the test solution, and detecting the test solution through high-performance liquid chromatography-mass spectrometry.
    Type: Application
    Filed: September 27, 2023
    Publication date: September 26, 2024
    Applicant: GUANGZHOU QUALITY SUPERVISION AND TESTING INSTITUTE
    Inventors: Yiguang CHEN, Wenshu ZHANG, Peilin ZHANG, Guoshan HE, Xiaogang HUANG, Zerong LI, Xiaoting XIONG