Patents by Inventor Ian Towle

Ian Towle 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 poly (ether ketone ketones)
    Patent number: 9023468
    Abstract: A method of preparing a poly (ether ketone ketone) consisting essentially of the repeat unit: —Ar—O—Ar—C(?O)—Ar—C(?O)— wherein each Ar is independently an aromatic moiety is provided. The method may comprise the step of polymerising a monomer system in a reaction medium comprising: (a) a Lewis acid; and (b) a controlling agent comprising an aromatic carboxylic acid, an aromatic sulphonic acid, or a derivative thereof.
    Type: Grant
    Filed: July 9, 2010
    Date of Patent: May 5, 2015
    Assignee: Ketonex Limited
    Inventor: Ian Towle
  • METHOD FOR PREPARING POLY (ETHER KETONE KETONES)
    Publication number: 20120263953
    Abstract: A method of preparing a poly (ether ketone ketone) consisting essentially of the repeat unit: —Ar—O—Ar—C(?O)—Ar—C(?O)— wherein each Ar is independently an aromatic moiety is provided. The method may comprise the step of polymerising a monomer system in a reaction medium comprising: (a) a Lewis acid; and (b) a controlling agent comprising an aromatic carboxylic acid, an aromatic sulphonic acid, or a derivative thereof.
    Type: Application
    Filed: July 9, 2010
    Publication date: October 18, 2012
    Applicant: KETONEX LIMITED
    Inventor: Ian Towle