Patents by Inventor Zsofia E. BLASTIK

Zsofia E. BLASTIK 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 the preparation of azidoperfluoroalkanes and N-polyfluoroalkyl azides
    Patent number: 10590091
    Abstract: Process for the preparation of azidoperfluoroalkanes and azidopolyfluoroalkanes of general formula RF—N3, where RF is chosen from a group containing CnF2n+1, CnFxH2n+1?x, CnFxX2n+1?x or R1CF2CF2, where n is an integer in the range of 1 to 10, x is an integer in the range of 2 to 20, X is Cl, Br, or I, R1 is C1-10 alkyl, ArO, ArS, imidazolyl, benzimidazolyl, or pyrazolyl and Ar is phenyl or substituted phenyl, by the reaction of electrophilic azidation reagent of general formula R2—N3, where R2 is n-C4F9SO2, ArSO2, Br, I, with synthetic equivalent of polyfluoroalkylated carbanion of general formula [RF]?.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: March 17, 2020
    Assignees: Ustav Organicke Chemie A Biochemie AV CR , v.v.i., CF Plus Chemicals s.r.o.
    Inventors: Petr Beier, Vaclav Matousek, Zsofia E. Blastik, Svatava Voltrova
  • Process for the preparation of azidoperfluoroalkanes and N-polyfluoroalkyl azides
    Publication number: 20190161452
    Abstract: Process for the preparation of azidoperfluoroalkanes and azidopolyfluoroalkanes of general formula RF—N3, where RF is chosen from a group containing CnF2n+1, CnFxH2n+1?x, CnFxX2n+1?x or R1CF2CF2, where n is an integer in the range of 1 to 10, x is an integer in the range of 2 to 20, X is Cl, Br, or I, R1 is C1-10 alkyl, ArO, ArS, imidazolyl, benzimidazolyl, or pyrazolyl and Ar is phenyl or substituted phenyl, by the reaction of electrophilic azidation reagent of general formula R2—N3, where R2 is n-C4F9SO2, ArSO2, Br, I, with synthetic equivalent of polyfluoroalkylated carbanion of general formula [RF]?.
    Type: Application
    Filed: November 30, 2017
    Publication date: May 30, 2019
    Applicants: Ustav organicke chemie a biochemie AV CR, v.v.i., CF Plus Chemicals s.r.o.
    Inventors: Petr BEIER, Vaclav MATOUSEK, Zsofia E. BLASTIK, Svatava VOLTROVA