Patents by Inventor Sopuruchukwu Ezenwa

Sopuruchukwu Ezenwa 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).

  • MFI ZEOLITE OF HIGHLY DISPERSED FRAMEWORK ALUMINUM AND ITS USES FOR SELECTIVE AROMATICS METHYLATION TO PARA-XYLENE
    Publication number: 20230278017
    Abstract: A process for contacting a feed stream comprising an oxygenate feedstock and an aromatic feedstock comprising toluene with a catalyst and recovering a product comprising para-xylene. The catalyst comprises an improved MFI zeolite comprising in the calcined and ion-exchanged form a SiO2/Al2O3 ratio of from about 50 to about 600 and having a distribution of framework aluminum sites characterized by an initial xylene selectivity of greater than 70% in the TM diagnostic test.
    Type: Application
    Filed: February 28, 2023
    Publication date: September 7, 2023
    Inventors: Deng-Yang Jan, Rajamani Gounder, Sopuruchukwu Ezenwa, Jaime G. Moscoso, Gregory Kuzmanich