Patents by Inventor Emil Aust

Emil Aust 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 producing bis(fluoralkyl)phosphinic acid chlorides or fluoralkylphosphonic acid chlorides
    Patent number: 8378157
    Abstract: The invention relates to a process for the preparation of bis(fluoroalkyl)phosphinyl chlorides or fluoroalkylphosphonyl dichlorides by reaction of the corresponding bis(fluoroalkyl)phosphinic acid or fluoroalkylphosphonic acid with aryltetrachlorophosphorane as chlorinating agent.
    Type: Grant
    Filed: June 24, 2009
    Date of Patent: February 19, 2013
    Assignee: Merck Patent Gesellschaft mit Beschränkter Haftung
    Inventors: Nikolai (Mykola) Ignatyev, Dana Bejan, Helge Willner, Emil Aust
  • METHOD FOR PRODUCING BIS(FLUORALKYL)PHOSPHINIC ACID CHLORIDES OR FLUORALKYLPHOSPHONIC ACID CHLORIDES
    Publication number: 20110124921
    Abstract: The invention relates to a process for the preparation of bis(fluoroalkyl)phosphinyl chlorides or fluoroalkylphosphonyl dichlorides by reaction of the corresponding bis(fluoroalkyl)phosphinic acid or fluoroalkylphosphonic acid with aryltetrachlorophosphorane as chlorinating agent
    Type: Application
    Filed: June 24, 2009
    Publication date: May 26, 2011
    Applicant: MERCK PATENT GESELLSCHAFT
    Inventors: Nikolai(Mykola) Ignatyev, Dana Bejan, Helge Willner, Emil Aust
  • Pigment composition for plastics
    Publication number: 20060223932
    Abstract: The present invention relates to pigment compositions for the pigmentation of plastics, characterised in that one or more flake-form effect pigments are mixed with an at least partially polar carrier material, to a process for the preparation of the pigment compositions, and to the use thereof for the pigmentation of plastics and for the production of masterbatches.
    Type: Application
    Filed: July 16, 2004
    Publication date: October 5, 2006
    Inventors: Manfred Kieser, Emil Aust
  • Plastic part comprising lustrous pigments and filler particles
    Patent number: 7019048
    Abstract: The invention relates to a plastic part having lustrous pigments and filler particles. Moldings of this plastic part exhibit a pronounced glitter effect.
    Type: Grant
    Filed: February 11, 2002
    Date of Patent: March 28, 2006
    Assignee: MERCK Gesellschaft mit beschraenkter Haftung
    Inventors: Hans-Jürgen Brehm, Manfred Kieser, Emil Aust
  • Pigment composition for plastics
    Publication number: 20050143493
    Abstract: The invention includes pigment compositions for plastics comprising one or more flake-form effect pigments, a carrier material and one or more fluorine-containing polymers, to a process for the preparation of the pigment compositions, and to the use thereof for pigmenting plastics and for the production of masterbatches.
    Type: Application
    Filed: October 1, 2004
    Publication date: June 30, 2005
    Inventors: Manfred Kieser, Emil Aust, Hans-Jurgen Brehm
  • Plastic part comprising lustrous pigments and filler particles
    Publication number: 20020120051
    Abstract: The invention relates to a plastic part having lustrous pigments and filler particles. Moldings of this plastic part exhibit a pronounced glitter effect.
    Type: Application
    Filed: February 11, 2002
    Publication date: August 29, 2002
    Applicant: Merck Patent GmbH
    Inventors: Hans-Jurgen Brehm, Manfred Kieser, Emil Aust