Patents by Inventor Fiona Kirby

Fiona Kirby 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).

  • Preparation of polyglycerols
    Patent number: 9956547
    Abstract: The invention relates to a method for preparing polyglycerol, comprising —providing a catalyst salt on a support, the catalyst salt having catalytic activity with respect to an etherification reaction of a polyol selected from the group of glycerol and oligoglycerols, —contacting the catalyst salt on the support with a fluid phase comprising a polyol selected from the group of glycerol and oligoglycerols, —and subjecting the polyol in the fluid phase to an etherification reaction in the presence of the catalyst salt, thereby forming the polyglycerol.
    Type: Grant
    Filed: February 12, 2015
    Date of Patent: May 1, 2018
    Assignees: Clariant International Ltd., Universiteit Utrecht Holding B.V.
    Inventors: Anton Kaiser, Bert Marc Weckhuysen, Dirk Leinweber, Fiona Kirby, Franz Xaver Scherl, Hans Joachim Metz, Pieter Cornelis Antonius Bruijnincx
  • PREPARATION OF POLYGLYCEROLS
    Publication number: 20160354768
    Abstract: The invention relates to a method for preparing polyglycerol, comprising —providing a catalyst salt on a support, the catalyst salt having catalytic activity with respect to an etherification reaction of a polyol selected from the group of glycerol and oligoglycerols, —contacting the catalyst salt on the support with a fluid phase comprising a polyol selected from the group of glycerol and oligoglycerols, —and subjecting the polyol in the fluid phase to an etherification reaction in the presence of the catalyst salt, thereby forming the polyglycerol.
    Type: Application
    Filed: February 12, 2015
    Publication date: December 8, 2016
    Inventors: Anton Kaiser, Bert Marc Weckhuysen, Dirk Leinweber, Fiona Kirby, Franz Xaver Scherl, Hans Joachim Metz, Pieter Cornelis Antonius Bruijnincx