Patents by Inventor Stefan Winnig

Stefan Winnig 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).

  • Particle-comprising polyether alcohols
    Patent number: 9403963
    Abstract: The invention relates to particle-comprising polyether alcohols which can be prepared by in-situ polymerization of olefinically unsaturated monomers in a polyether alcohol, wherein the polymerization is carried out in the presence of at least one compound (A) comprising a polysiloxane chain to which at least one polyether chain comprising at least one reactive hydrogen atom and a polyether chain comprising at least one olefinic double bond are bonded.
    Type: Grant
    Filed: August 21, 2012
    Date of Patent: August 2, 2016
    Assignee: BASF SE
    Inventors: Andreas Emge, Daniel Freidank, Dejan Petrovic, Marta Reinoso Garcia, Stefan Winnig, Markus Schütte
  • PARTICLE-COMPRISING POLYETHER ALCOHOLS
    Publication number: 20130217796
    Abstract: The invention relates to particle-comprising polyether alcohols which can be prepared by in-situ polymerization of olefinically unsaturated monomers in a polyether alcohol, wherein the polymerization is carried out in the presence of at least one compound (A) comprising a polysiloxane chain to which at least one polyether chain comprising at least one reactive hydrogen atom and a polyether chain comprising at least one olefinic double bond are bonded.
    Type: Application
    Filed: August 21, 2012
    Publication date: August 22, 2013
    Applicant: BASF SE
    Inventors: Andreas Emge, Daniel Freidank, Dejan Petrovic, Marta Reinoso Garcia, Stefan Winnig, Markus Schuette
  • PARTICLE-COMPRISING POLYETHER ALCOHOLS
    Publication number: 20130217795
    Abstract: The invention relates to particle-comprising polyether alcohols which can be prepared by in-situ polymerization of olefinically unsaturated monomers in a polyether alcohol, wherein the polymerization is carried out in the presence of at least one compound (A) comprising a polyethersiloxane chain on which at least one polyether chain comprising at least one reactive hydrogen atom and a polyether chain comprising at least one olefinic double bond are present.
    Type: Application
    Filed: August 21, 2012
    Publication date: August 22, 2013
    Applicant: BASF SE
    Inventors: Andreas Emge, Daniel Freidank, Dejan Petrovic, Marta Reinoso Garcia, Stefan Winnig, Markus Schuette