Patents by Inventor Friedemann Paul

Friedemann Paul 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).

  • Publication number: 20060148984
    Abstract: A molded article lacquered with a water base lacquer is disclosed. The thermoplastically molded article contains A) 4 to 80 parts by weight (pbw) of a first polyalkylene terephthalate, B) 4 to 80 pbw of a second polyalkylene terephthalate having an alkylene chain length different from said first polvalkylene terephthalate, C) 10 to 90 pbw of aromatic polycarbonate, D) 1 to 30 pbw of at least one member selected from the group consisting of elastomeric polymer and graft copolymer, E) 0.1 to 20 pbw of at least one member selected from the group consisting of conventional additive and processing aid, wherein the total pbw of (A) through (E) equals 100 pbw, and optionally F) 0 to 60 pbw of a particulate mineral filler. The inventive article is suitable for making vehicular external parts.
    Type: Application
    Filed: February 12, 2004
    Publication date: July 6, 2006
    Inventors: Peter Persigehl, Thomas Braig, Alexander Karbach, Matthias Voetz, Friedemann Paul, Doris Drechsler, Jorg Tillack
  • Publication number: 20050113493
    Abstract: A weatherable homogeneously colored thermoplastic molding composition is disclosed. The composition that contains polyalkylene terephthalate, aromatic polycarbonate,a graft polymer based on polybutadiene a graft polymer based on acrylate, a UV stabilizer and a coloring agent is suitable for making a variety of finished and semi finished products suitable for uses in the exterior or motor vehicles.
    Type: Application
    Filed: November 15, 2004
    Publication date: May 26, 2005
    Inventors: Peter Persigehl, Friedemann Paul, Urs-Peter Dorsch, Hans-Jurgen Thiem
  • Publication number: 20040152837
    Abstract: A thermoplastic molding composition characterized in its color homogeneity is disclosed. The composition that is suitable for preparing automotive parts contains A) 4 to 80% of at least one polyalkylene terephthalate, B) 10 to 90% of at least one aromatic polycarbonate, C) 1.5 to 30% of at least one AES graft polymer, D) 0 to 54% of at least one mineral filler in particulate form, E) 0.01 to 10% of a coloring material and F) 0 to 10% of at least one functional additive, the percents, all occurrences being relative to the weight of the composition.
    Type: Application
    Filed: January 5, 2004
    Publication date: August 5, 2004
    Inventors: Thomas Braig, Friedemann Paul, Holger Warth
  • Publication number: 20030022989
    Abstract: A thermoplastic molding composition containing A) polyethylene terephthalate, B) optional aromatic polycarbonate the molecular structure of which contains no units derived from dihydroxydiarylcycloalkanes, C) polycarbonate the molecular structure of which includes at least one unit derived from dihydroxydiarylcycloalkane, D) an elastomeric polymer and E) filler and/or reinforcing material is disclosed. The inventive composition features improved properties and is especially suitable for making exterior automotive parts.
    Type: Application
    Filed: April 16, 2002
    Publication date: January 30, 2003
    Inventors: Thomas Braig, Detlev Joachimi, Matthias Bienmuller, Friedemann Paul
  • Publication number: 20020137823
    Abstract: A stabilized molding composition containing A) polyalkylene terephthalate and B) a small amount of an ester of phosphorous acid is disclosed. The composition which may further contain any of fillers, reinforcing agents, flame-proofing additives, aromatic poly(ester)-carbonate, elastomeric modifiers, and further conventional additives exhibits improved resistance to thermal hydrolysis.
    Type: Application
    Filed: October 22, 2001
    Publication date: September 26, 2002
    Inventors: Matthias Bienmuller, Karsten-Josef Idel, Friedemann Paul
  • Patent number: 6268418
    Abstract: Thermoplastic moulding compounds containing A) 30 to 99 parts by wt. of polyalkyleneterephthalate B) 0 to 50 parts by wt. of polycarbonate C) 0 to 30 parts by wt. of a graft polymer D) 0.1 to 20 parts by wt. of an oligomeric phosphorus compound of the formula (Ia)  or 0.1 to 20 parts by weight of a mixture of an oligomeric phosphorus compound of the formula (Ia) and a phosphorus compound of the formula (Ib)  where the amount of phosphorus compound of the formula (Ib) in the mixture of phosphorus compounds is 1 to 50% by weight (relative to 100% by weight of phosphorus compound of the formula (Ia) and (Ib), E1) 1 to 60 parts by wt. of mineral filler and E2) 0 to 30 parts by wt. of fillers and reinforcing materials which differ from E1).
    Type: Grant
    Filed: July 29, 1996
    Date of Patent: July 31, 2001
    Assignee: Bayer AG
    Inventors: Herbert Magerstedt, Georg Heger, Karsten-Josef Idel, Friedemann Paul
  • Patent number: 5665832
    Abstract: The invention relates to thermoplastic moulding compositions based on polyalkylene terephthalate, disodium tetrabromophthalate and optionally glass fibres for the production of mouldings which show improved mechanical properties and at the same time a good flame-resistant behavior, without impairment of the thermoplastic matrix.
    Type: Grant
    Filed: November 12, 1996
    Date of Patent: September 9, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Herbert Magerstedt, Friedemann Paul
  • Patent number: 5621031
    Abstract: The present invention relates to polyalkylene terephthalate/polycarbonate blends stabilized with carbodiimides as a sheathing material for optical fibres.
    Type: Grant
    Filed: July 10, 1995
    Date of Patent: April 15, 1997
    Assignee: Bayer AG
    Inventors: Gerhard Leimann, Friedemann Paul, Rainer Kamps, Gerhard Lange, Walter Pfandl
  • Patent number: 5231124
    Abstract: Thermoplastic molding composition based on polyalkylene terephthalate, aromatic polycarbonate and, optionally, rubber-elastic polymer, which are provided with special phosphorus stabilizers, show good paintability and paint adhesion and, even after painting, show favorable low-temperature toughness and heat resistance.
    Type: Grant
    Filed: November 25, 1990
    Date of Patent: July 27, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Karsten-Josef Idel, Jurgen Kirsch, Friedemann Paul, Lothar Meier, Hans-Georg Gehrke