Patents by Inventor Anja Roscher

Anja Roscher 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 acetoxylation of olefins in the gas phase
    Patent number: 8907123
    Abstract: Yield and selectivity of olefin acetoxylation are improved through the use of successive catalyst zones of different reactivities, the successive zones contained in one or more reaction tubes arranged is parallel.
    Type: Grant
    Filed: August 23, 2012
    Date of Patent: December 9, 2014
    Assignee: Wacker Chemie AG
    Inventors: Anja Roscher, Hans-Juergen Eberle, Roland Heidenreich, Herbert Jung
  • PROCESS FOR THE ACETOXYLATION OF OLEFINS IN THE GAS PHASE
    Publication number: 20140194649
    Abstract: Yield and selectivity of olefin acetoxylation are improved through the use of successive catalyst zones of different reactivities, the successive zones contained in one or more reaction tubes arranged is parallel.
    Type: Application
    Filed: August 23, 2012
    Publication date: July 10, 2014
    Applicant: WACKER CHEMIE AG
    Inventors: Anja Roscher, Hans-Juergen Eberle, Roland Heidenreich, Herbert Jung
  • Alkoxy-crosslinking rubber mixtures comprising niobium or tantalum condensation catalysts
    Patent number: 8697818
    Abstract: The invention provides alkoxy-crosslinking rubber mixtures (M) which comprise a compound of the general formula (1) M(OR1)n(OSiR23)5-n (1) and polymers with end groups of the general formula (2) —SiR3a(OR4)3-a (2), where M is defined as Nb or Ta, R1, R2; R3 and R4 are each hydrocarbon radicals having 1 to 10 carbon atoms, n is 1, 2, 3 or 4, and a is 0 or 1.
    Type: Grant
    Filed: January 26, 2010
    Date of Patent: April 15, 2014
    Assignee: Wacker Chemie AG
    Inventors: Anja Roscher, Hans-Juergen Eberle, Marco Hofmann, Uwe Scheim
  • ALKOXY-CROSSLINKING RUBBER MIXTURES COMPRISING NIOBIUM OR TANTALUM CONDENSATION CATALYSTS
    Publication number: 20110288245
    Abstract: The invention provides alkoxy-crosslinking rubber mixtures (M) which comprise a compound of the general formula (1) M(OR1)n(OSiR23)5-n (1) and polymers with end groups of the general formula (2) —SiR3a(OR4)3-a (2), where M is defined as Nb or Ta, R1, R2; R3 and R4 are each hydrocarbon radicals having 1 to 10 carbon atoms, n is 1, 2, 3 or 4, and a is 0 or 1.
    Type: Application
    Filed: January 26, 2010
    Publication date: November 24, 2011
    Applicant: WACKER CHEMIE AG
    Inventors: Anja Roscher, Hans-Juergen Eberle, Marco Hofmann, Uwe Scheim