Patents by Inventor Kai Henke

Kai Henke 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 producing polycarbodiimide
    Patent number: 9416213
    Abstract: A process for producing a polycarbodiimide, comprising polymerizing a diisocyanate in the presence of a carbodiimidization catalyst in a reaction vessel in liquid phase at a temperature in the range of from 20 to 250° C., at a pressure in the range of from 20 to 800 mbar and in the presence of at least one inert gas, wherein the at least one inert gas is introduced into the liquid phase in the reaction vessel with a flow rate in the range of from 0.1 x/h to 100 x/h, x being the volume of the reaction vessel.
    Type: Grant
    Filed: September 19, 2013
    Date of Patent: August 16, 2016
    Assignee: BASF SE
    Inventors: Markus Bubolz, Karl Haeberle, Kai Henke, Dirk Kempfert, Markus Kraemer, Sven Lawrenz, Frank Schaefer, Maria Thomas, Ulrich Treuling
  • PROCESS FOR PRODUCING POLYCARBODIIMIDE
    Publication number: 20150232605
    Abstract: A process for producing a polycarbodiimide, comprising polymerizing a diisocyanate in the presence of a carbodiimidization catalyst in a reaction vessel in liquid phase at a temperature in the range of from 20 to 250° C., at a pressure in the range of from 20 to 800 mbar and in the presence of at least one inert gas, wherein the at least one inert gas is introduced into the liquid phase in the reaction vessel with a flow rate in the range of from 0.1 x/h to 100 x/h, x being the volume of the reaction vessel.
    Type: Application
    Filed: September 19, 2013
    Publication date: August 20, 2015
    Applicant: BASF SE
    Inventors: Markus Bubolz, Karl Haeberle, Kai Henke, Dirk Kempfert, Markus Kraemer, Sven Lawrenz, Frank Schaefer, Maria Thomas, Ulrich Treuling