Patents by Inventor Qinglan PEI

Qinglan PEI 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 alcoholysis of amide
    Patent number: 10696617
    Abstract: Provided is a method for the alcoholysis of an amide. The method comprises subjecting an amide-containing compound to alcoholysis under alkaline conditions using an epoxy compound as an accelerant of alcoholysis, the method comprising: mixing the amide-containing compound, the epoxy compound, a pH adjuster and a solvent to form an alkaline reaction system, the pH of the alkaline reaction system being 7.5-9.5; reacting the alkaline reaction system at 50° C. ˜150° C. to subject the amide-containing compound to alcoholysis.
    Type: Grant
    Filed: May 8, 2017
    Date of Patent: June 30, 2020
    Assignee: ASYMCHEM LABORATORIES (TIANJIN) CO., LTD
    Inventors: Jiangping Lu, Qinglan Pei, Jinquan Yu, Enxuan Zhang
  • METHOD FOR ALCOHOLYSIS OF AMIDE
    Publication number: 20200055807
    Abstract: Provided is a method for the alcoholysis of an amide. The method comprises subjecting an amide-containing compound to alcoholysis under alkaline conditions using an epoxy compound as an accelerant of alcoholysis.
    Type: Application
    Filed: May 8, 2017
    Publication date: February 20, 2020
    Inventors: Jiangping LU, Qinglan PEI, Jinquan YU, Enxuan ZHANG