Patents by Inventor MingJuan Wang

MingJuan 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 removing residual titanium from a polyester solution
    Patent number: 9447250
    Abstract: The present invention provides a method for reducing level of titanium in an aqueous solution of polyester in a safe and effective way, while avoiding hydrolysis of the polyester.
    Type: Grant
    Filed: February 13, 2012
    Date of Patent: September 20, 2016
    Assignee: Rhodia Operations
    Inventors: Philippe Neyraval, Natalie Soto, Daobing Lin, MingJuan Wang
  • Novel method for removing residual titanium from a polyester solution
    Publication number: 20150080496
    Abstract: The present invention provides a method for reducing level of titanium in an aqueous solution of polyester in a safe and effective way, while avoiding hydrolysis of the polyester.
    Type: Application
    Filed: February 13, 2012
    Publication date: March 19, 2015
    Applicant: RHODIA OPERATIONS
    Inventors: Philippe Neyraval, Natalie Soto, Daobing Lin, MingJuan Wang