Patents by Inventor Weizhe WANG

Weizhe WANG 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 PREPARING HIGH VISCOSITY INDEX POLY-ALPHA-OLEFIN
    Publication number: 20220403278
    Abstract: A method for preparing a high viscosity index poly-?-olefin subjects ?-olefin to a polymerization reaction in the presence of a metallocene catalyst to obtain a poly-?-olefin. The polymerization reaction is carried out in the absence of a solvent, and the metallocene catalyst is formed of, or is formed by interaction between, a metallocene compound and an activator.
    Type: Application
    Filed: October 30, 2020
    Publication date: December 22, 2022
    Inventors: Zhaolin YIN, Yucai CAO, Dongwen ZHONG, Shengbiao LIANG, Yongqing LI, Zhenyu LIU, Lujian LI, Xiaofeng YE, Weizhe WANG, Chen NI, Jie LI, Fan WANG, Guoyu LIU, Shibin CHEN, Xionghua CHEN, Wenjun JIANG, Zhenxu LU, Si TAN, Ruizhen LU