Patents Assigned to Lonza Solutions AG
  • Method for preparation of fluoro alkylated 1,4-dioxene by homogeneous Ni catalysis
    Patent number: 11332456
    Abstract: The invention discloses a method for the preparation of fluoro alkylated 1,4-dioxene by homogeneous Ni catalyzed fluoro alkylation with fluoro alkyl halides of 1,4-dioxane in the presence of a base.
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: May 17, 2022
    Assignee: Lonza Solutions AG
    Inventors: Christoph Taeschler, Thomas Belser, Stefan Ellinger, Florencio Zaragoza Doerwald, Matthias Beller, Helfried Neumann, Florian Fischer, Shaoke Zhang
  • Method for preparation of alkylated or fluoro, chloro and fluorochloro alkylated compounds by heterogeneous cobalt catalysis
    Patent number: 10968187
    Abstract: The invention discloses a method for preparation of alkylated, fluoro alkylated, chloro alkylated and fluorochloro alkylated compounds by a heterogeneous Co-catalysed alkylation or fluoro, chloro and fluorochloro alkylation with alkyl halides, fluoro alkyl halides, chloro alkyl halides or fluorochloro alkyl halides respectively.
    Type: Grant
    Filed: July 26, 2018
    Date of Patent: April 6, 2021
    Assignee: Lonza Solutions AG
    Inventors: Christoph Taeschler, Florencio Zaragoza Doerwald, Stefan Ellinger, Matthias Beller, Helfried Neumann, Florian Fischer
  • Method for preparation of 2-chloroacetoacetic acid amide and ester
    Patent number: 10934252
    Abstract: The invention discloses a method for the preparation of 2-chloro acetoacetic acid amide or ester by a reaction of acetoacetic acid amide or ester with trichloroisocyanuric acid in the presence of amylene and in the solvent acetone.
    Type: Grant
    Filed: March 7, 2019
    Date of Patent: March 2, 2021
    Assignee: Lonza Solutions AG
    Inventors: Simon Kessler, Claudio Arnold, Philipp Studer
  • Foaming agent composition and method for removing hydrocarbon liquids from subterranean wells
    Patent number: 10851282
    Abstract: A composition containing a quaternary organosilane foaming agent capable of foaming various liquids in order to remove the liquids from subterranean wells is described. For instance, the composition can be used to remove hydrocarbon condensate liquids from a gas well or an oil well. Of particular advantage, the composition can foam liquids containing substantial amounts of hydrocarbons.
    Type: Grant
    Filed: December 12, 2017
    Date of Patent: December 1, 2020
    Assignee: Lonza Solutions AG
    Inventors: Kevin Janak, Steven Colby