Patents by Inventor Hendrik Wermter

Hendrik Wermter 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).

  • COMPOSITION AND PROCESS FOR THE CONTROLLED SYNTHESIS OF BLOCK COPOLYMERS
    Publication number: 20090258998
    Abstract: The present invention relates to a polymerizable composition comprising a) at least one ethylenically unsaturated monomer and b) at least one hydroxylamine of high molecular weight, preferably a long chain alkyl substituted hydroxylamine. Further aspects of the present invention are a process for polymerizing ethylenically unsaturated monomers, and the use of high molecular weight hydroxylamines for controlled polymerization.
    Type: Application
    Filed: June 25, 2009
    Publication date: October 15, 2009
    Inventors: Hendrik WERMTER, Dirk SIMON, Rudolf PFAENDNER
  • Composition and process for the controlled synthesis of block copolymers
    Patent number: 7572868
    Abstract: The present invention relates to a polymerizable composition comprising a) at least one ethylenically unsaturated monomer and b) at least one hydroxylamine of high molecular weight, preferably a long chain alkyl substituted hydroxylamine. Further aspects of the present invention are a process for polymerizing ethylenically unsaturated monomers, and the use of high molecular weight hydroxylamines for controlled polymerization.
    Type: Grant
    Filed: August 18, 2004
    Date of Patent: August 11, 2009
    Assignee: Ciba Specialty Chemicals Corp.
    Inventors: Hendrik Wermter, Dirk Simon, Rudolf Pfaendner
  • Acrylic dispersing agents in nanocomposites
    Patent number: 7288585
    Abstract: The instant invention discloses a composition, preferably a nanocomposite material, comprising (a) a synthetic polymer, (b) a filler such as for example a natural or synthetic phyllosilicate or a mixture of such phyllosilicates, preferably in nanoparticles, and (c) as dispersing agent a polymer based on a long chain alkyl meth(acryte).
    Type: Grant
    Filed: June 14, 2004
    Date of Patent: October 30, 2007
    Assignee: Ciba Specialty Chemicals Corp.
    Inventors: Graeme Moad, George Philip Simon, Katherine Maree Dean, Guoxin Li, Roshan Tyrrel Anton Mayadunne, Ezio Rizzardo, Richard Alexander Evans, Hendrik Wermter, Rudolf Pfaendner
  • Process for the preparation of polyolefin nanocomposites
    Publication number: 20070142534
    Abstract: The instant invention discloses a process for the preparation a polyolefin nanocomposite which comprises melt mixing a mixture of a polyolefin, a filler and a non-ionic surfactant.
    Type: Application
    Filed: November 3, 2003
    Publication date: June 21, 2007
    Inventors: Graeme Moad, George Simon, Katherine Dean, Guoxin Li, Roshan Tyrrel Mayadunne, Rudolf Pfaendner, Hendrik Wermter, Armin Schneider
  • Dispersing agents in nanocomposites
    Publication number: 20070072979
    Abstract: The instant invention discloses a composition, preferably a nanocomposite material, comprising (a) a synthetic polymer, (b) a filler such as for example a natural or synthetic phyllosilicate or a mixture of such phyllosilicates, preferably in nanoparticles, and (c) a dispersing agent prepared by controlled free radical polymerization (CFRP).
    Type: Application
    Filed: February 23, 2004
    Publication date: March 29, 2007
    Inventors: Graeme Moad, George Simon, Katherine Dean, Guoxin Li, Roshan Tyrrel Mayadunne, Hendrik Wermter, Rudolf Pfaendner
  • Composition and process for the controlled synthesis of block copolymers
    Publication number: 20060287451
    Abstract: The present invention relates to a polymerizable composition comprising a) at least one ethylenically unsaturated monomer and b) at least one hydroxylamine of high molecular weight, preferably a long chain alkyl substituted hydroxylamine. Further aspects of the present invention are a process for polymerizing ethylenically unsaturated monomers, and the use of high molecular weight hydroxylamines for controlled polymerization.
    Type: Application
    Filed: August 18, 2004
    Publication date: December 21, 2006
    Applicant: CIBA SPECIALTY CHEMICALS HOLDINGS INC.
    Inventors: Hendrik Wermter, Dirk Simon, Rudolf Pfaendner
  • Acrylic dispersing agents in nanocomposites
    Publication number: 20060235127
    Abstract: The instant invention discloses a composition, preferably a nanocomposite material, comprising (a) a synthetic polymer, (b) a filler such as for example a natural or synthetic phyllosilicate or a mixture of such phyllosilicates, preferably in nanoparticles, and (c) as dispersing agent a polymer based on a long chain alkyl meth(acryte).
    Type: Application
    Filed: June 14, 2004
    Publication date: October 19, 2006
    Inventors: Graeme Moad, George Simon, Katherine Dean, Guoxin Li, Roshan Mayadunne, Ezio Rizzardo, Richard Evans, Hendrik Wermter, Rudolf Pfaendner
  • Stabilization of thermoplastic nanocomposites
    Publication number: 20060122308
    Abstract: The instant invention discloses a nanocomposite material comprising (a) a synthetic polymer, (b) a natural or synthetic phyllosilicate or a mixture of such phyllosilicates in nanoparticles, (c) a phenolic antioxidant and/or a processing stabilizer, and (d) a mono or polyfunctional compound selected from the class consisting of the epoxides, oxazolines, oxazolones, oxazines, isocyanates and/or anhydrides.
    Type: Application
    Filed: January 8, 2004
    Publication date: June 8, 2006
    Inventors: Hendrik Wermter, Rudolf Pfaendner