Patents by Inventor Jose Luiz FRAUENDORF

Jose Luiz FRAUENDORF 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).

  • Patent number: 11141889
    Abstract: According to this procedure, these steps are made: a) immersing a shaped mold (4) in a dipping process in a liquid synthetic polyisoprene (IR) (synthetic latex), wherein the shaped mold (4) has previously been treated with coagulation agent (coagulants) or thermally treated, b) after the immersion, the synthetic polyisoprene layer is left on the shaped mold (4) and is freed from all salts with water, c) thereafter, the synthetic polyisoprene layer together with the shaped mold (4) is vulcanized in an oven, d) the synthetic polyisoprene layer is removed from the mold (4), e) the salts precipitated by the vulcanization on the synthetic polyisoprene molded body (11) are washed off with water and a chlorine-containing solution, f) the synthetic polyisoprene molded body (11) is halogenated to neutralize its pH and to increase its suppleness in contact with body skin with a halogenating solution, g) the synthetic polyisoprene molded body (11) is dried.
    Type: Grant
    Filed: December 9, 2016
    Date of Patent: October 12, 2021
    Inventors: Jose Luiz Frauendorf, Felix Von Planta
  • Publication number: 20180345542
    Abstract: According to this procedure, these steps are made: a) immersing a shaped mold (4) in a dipping process in a liquid synthetic polyisoprene (IR) (synthetic latex), wherein the shaped mold (4) has previously been treated with coagulation agent (coagulants) or thermally treated, b) after the immersion, the synthetic polyisoprene layer is left on the shaped mold (4) and is freed from all salts with water, c) thereafter, the synthetic polyisoprene layer together with the shaped mold (4) is vulcanized in an oven, d) the synthetic polyisoprene layer is removed from the mold (4), e) the salts precipitated by the vulcanization on the synthetic polyisoprene molded body (11) are washed off with water and a chlorine-containing solution, f) the synthetic polyisoprene molded body (11) is halogenated to neutralize its pH and to increase its suppleness in contact with body skin with a halogenating solution, g) the synthetic polyisoprene molded body (11) is dried.
    Type: Application
    Filed: December 9, 2016
    Publication date: December 6, 2018
    Applicant: G-ZAG AG
    Inventors: Jose Luiz FRAUENDORF, Felix VON PLANTA