Patents by Inventor Toshiko Maedo

Toshiko Maedo 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).

  • Cationic aminosilicone emulsions
    Publication number: 20060280716
    Abstract: The present invention discloses a method for making cationic, aminofunctional silicone emulsions particularly cationic emulsions having a low volatile cyclic siloxane content. The method of the present invention comprises an acid catalyzed emulsion condensation reaction of a mixture comprising hydroxy terminated polydimethylsiloxane and an aminosilane under conditions that do not allow for the generation of equilibrium cyclic oligomers followed by conversion to a cationic emulsion.
    Type: Application
    Filed: June 10, 2005
    Publication date: December 14, 2006
    Inventors: Anna Czech, Toshiko Maedo