Patents by Inventor Salvatore Manzelli

Salvatore Manzelli 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).

  • Method for preparing and processing catalyst solutions
    Patent number: 11219888
    Abstract: Provided is a method for preparing a solution B comprising at least one catalyst in at least one second solvent, comprising at least the following steps of (A) providing a solution A comprising the at least one catalyst in at least one first solvent, (B) treating the solution A from step (A) with activated carbon, (C) removing the activated carbon from the solution A, and (D) exchanging the at least one first solvent in solution A for at least one second solvent in order to obtain the solution B comprising the at least one catalyst in at least one second solvent, to a solution of at least one catalyst in at least one second solvent, obtainable by the method according to the invention, to the use of this solution for preparing a composition comprising the at least one catalyst, the at least one second solvent, at least one polyisocyanate and at least one NCO-reactive compound, to the use of this composition for producing a single-layered or multi-layered coating system and a corresponding process.
    Type: Grant
    Filed: July 24, 2020
    Date of Patent: January 11, 2022
    Assignee: Covestro Intellectual Property GmbH & Co. KG
    Inventors: Michael Traving, Holger Rosellen, Salvatore Manzelli, Cosimo Calandrelli, Stephan Reimer, Frank Richter, Joerg Kolle
  • METHOD FOR PREPARING AND PROCESSING CATALYST SOLUTIONS
    Publication number: 20210023544
    Abstract: Provided is a method for preparing a solution B comprising at least one catalyst in at least one second solvent, comprising at least the following steps of (A) providing a solution A comprising the at least one catalyst in at least one first solvent, (B) treating the solution A from step (A) with activated carbon, (C) removing the activated carbon from the solution A, and (D) exchanging the at least one first solvent in solution A for at least one second solvent in order to obtain the solution B comprising the at least one catalyst in at least one second solvent, to a solution of at least one catalyst in at least one second solvent, obtainable by the method according to the invention, to the use of this solution for preparing a composition comprising the at least one catalyst, the at least one second solvent, at least one polyisocyanate and at least one NCO-reactive compound, to the use of this composition for producing a single-layered or multi-layered coating system and a corresponding process.
    Type: Application
    Filed: July 24, 2020
    Publication date: January 28, 2021
    Inventors: Michael Traving, Holger Rosellen, Salvatore Manzelli, Cosimo Calandrelli, Stephan Reimer, Frank Richter, Joerg Kolle