Patents by Inventor Theodore Oberhellman

Theodore Oberhellman 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).

  • Process for preparing silicone polyethers
    Patent number: 8008407
    Abstract: A process is disclosed for the preparing silicone polyethers by reacting; (A) a polyether having at least one terminally unsaturated aliphatic hydrocarbon group and an alkali metal content of less than 50 ppm, (B) an organohydrogensiloxane having an acid number of less than 0.005, via a hydrosilylation reaction. The process is particularly useful to prepare silicone polyethers of improved quality via a continuous process.
    Type: Grant
    Filed: March 29, 2007
    Date of Patent: August 30, 2011
    Assignee: Dow Corning Corporation
    Inventors: Theodore Oberhellman, Yoshiyuki Tanaka, Charles Neal, Simon Parsley, Brian Deeth
  • PROCESS FOR PREPARING SILICONE POLYETHERS
    Publication number: 20100184935
    Abstract: A process is disclosed for the preparing silicone polyethers by reacting; (A) a polyether having at least one terminally unsaturated aliphatic hydrocarbon group and an alkali metal content of less than 50 ppm, (B) an organohydrogensiloxane having an acid number of less than 0.005, via a hydrosilylation reaction. The process is particularly useful to prepare silicone polyethers of improved quality via a continuous process.
    Type: Application
    Filed: March 29, 2007
    Publication date: July 22, 2010
    Applicants: DOW CORNING CORPORATION, CORNING TORAY CO., LTD.
    Inventors: Theodore Oberhellman, Yoshiyuki Tanaka, Charles Neal, Simon Parsley, Brian Deeth