Patents by Inventor Christian DIAZ-URRUTIA

Christian DIAZ-URRUTIA 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 haloalkanesulfonic acids from sulfur trioxide and a haloalkane
    Patent number: 11634385
    Abstract: The present invention relates to a process for preparing haloalkanesulfonic acids from sulfur trioxide and a haloalkane, particularly to a process for preparing trifluoromethane sulfonic acid from sulfur trioxide and trifluoromethane.
    Type: Grant
    Filed: May 23, 2019
    Date of Patent: April 25, 2023
    Assignee: Grillo-Werke AG
    Inventors: Timo Ott, Christian Diaz-Urrutia, Ingo Biertuempel
  • Alkyl-Demethylation Processes and Catalyst Compositions Therefor
    Publication number: 20230023923
    Abstract: Disclosed are catalyst compositions comprising two or more metal elements with high performances for selective alkyl-demethylation of C2+-hydrocarbyl-substituted aromatics, processes for making such catalyst compositions, and alkyl-demethylation processes using same. Also disclosed are preferred processes for making alkyl-demethylation catalyst compositions including a high-temperature calcination step, and preferred alkyl-demethylation processes having a high H2/HC molar ratio.
    Type: Application
    Filed: December 1, 2020
    Publication date: January 26, 2023
    Inventors: Chuansheng Bai, Ali A. Kheir, Eric D. Metzger, Christian A. Diaz Urrutia, Meha Rungta, Umar Aslam
  • Method for the Recycling or Disposal of Halocarbons
    Publication number: 20220017458
    Abstract: The present invention relates to a method for recycling and/or disposal of halocarbons, particularly fluorinated alkanes, such as trifluoromethane, by reacting said halocarbons with sulfur trioxide, particularly to form halide sulfonic acids and sulfur dioxide.
    Type: Application
    Filed: December 5, 2019
    Publication date: January 20, 2022
    Inventors: Timo OTT, Christian DIAZ-URRUTIA, Matthias VOGT
  • PROCESS FOR THE PREPARATION OF HALOALKANESULFONIC ACIDS FROM SULFUR TRIOXIDE AND A HALOALKANE
    Publication number: 20210070700
    Abstract: The present invention relates to a process for preparing haloalkanesulfonic acids from sulfur trioxide and a haloalkane, particularly to a process for preparing trifluoromethane sulfonic acid from sulfur trioxide and trifluoromethane.
    Type: Application
    Filed: May 23, 2019
    Publication date: March 11, 2021
    Inventors: Timo OTT, Christian DIAZ-URRUTIA, Ingo BIERTUEMPEL
  • METHOD FOR THE PRODUCTION OF ALKANE SULFONIC ACIDS
    Publication number: 20200115332
    Abstract: The present invention relates to methods for the production of alkane sulfonic acids, especially methane sulfonic acid, from alkane, especially methane, in which a carbocation, particularly a carbenium ion, is formed, as well as to the use of carbocations, particularly carbenium ions, for the production of alkane sulfonic acids, especially methane sulfonic acid.
    Type: Application
    Filed: February 7, 2018
    Publication date: April 16, 2020
    Inventors: Timo Ott, Christian Díaz-Urrutia, Ingo Biertümpel