Patents by Inventor Houqian Li

Houqian Li 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 MAKING ALDEHYDES, ALCOHOLS, AMIDES, AND CARBOXYLIC ACIDS FROM PLASTIC PYROLYSIS OIL
    Publication number: 20240158324
    Abstract: A method to make primary alcohols, carboxylic acids, amines, and other value-added chemicals from plastic waste. The method includes the steps of pyrolyzing plastic waste to yield pyrolysis oil; hydroformylating the pyrolysis oil in the absence of any added co-reactants to yield a mixture comprising aldehydes; and hydrogenating, oxidizing, aminating, or aldolizing the mixture to yield a product comprising primary alcohols, carboxylic acids, amines, or larger (>C10) chemicals with carbonyl function groups.
    Type: Application
    Filed: June 14, 2023
    Publication date: May 16, 2024
    Applicant: Wisconsin Alumni Research Foundation
    Inventors: George Huber, Houqian Li, Jiayang Wu, Clark Landis