Patents by Inventor Holger Leidreiter

Holger Leidreiter 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: 20110206623
    Abstract: A subject-matter of the invention is formulations comprising novel zwitterionic compounds and the use of these formulations as cosmetics.
    Type: Application
    Filed: June 24, 2008
    Publication date: August 25, 2011
    Applicant: EVONIK GOLDSCHMIDT GMBH
    Inventors: Hans Henning Wenk, Holger Leidreiter, Mike Farwick, Petra Allef, Ursula Maczkiewitz, Sascha Herrwerth
  • Patent number: 7964694
    Abstract: The invention relates to polysiloxanes of the general formula (I) [M?Dn]3T??(I), in which: M? is XSiY2O1/2 D is SiY2O2/2 T is SiZO3/2 and a process for the preparation thereof and their use as additives in aqueous surfactant-containing formulations.
    Type: Grant
    Filed: July 27, 2007
    Date of Patent: June 21, 2011
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Michael Ferenz, Sascha Herrwerth, Holger Leidreiter, Felix Mueller, Joerg Peggau
  • Patent number: 7825207
    Abstract: The invention relates to polysiloxanes containing guanidino groups for which the guanidino groups can be combined arbitrarily with other functional groups on the polysiloxane backbone according to the general formula (I)
    Type: Grant
    Filed: January 30, 2006
    Date of Patent: November 2, 2010
    Assignee: Goldschmidt GmbH
    Inventors: Michael Ferenz, Holger Leidreiter, Matthias Pascaly
  • Patent number: 7776989
    Abstract: The invention relates to UV-light-absorbing quaternary polysiloxanes in which quaternary groups and UV-absorbing radicals can be mixed independently of one another according to the general formula (I)
    Type: Grant
    Filed: February 1, 2006
    Date of Patent: August 17, 2010
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Michael Ferenz, Burghard Gruening, Holger Leidreiter, Erika Messinger, Matthias Pascaly, Astrid Zuendorff
  • Patent number: 7625853
    Abstract: The present invention relates to the use of polypropylene glycol(3) myristyl ether as preferably the sole viscosity regulator, care active ingredient and solubilizer in aqueous surface-active formulations, preferably having a water content of at least 75% by weight. The present invention further provides aqueous surface-active formulations comprising at least 0.5% by weight, preferably at least 2% by weight, of polypropylene glycol(3) myristyl ether, at least 5% by weight, preferably at least 10% by weight, of at least one surfactant and at least 75% by weight, preferably at least 85% by weight, of water and liquid body cleansing compositions, in particular shower baths and hair shampoos, comprising such an aqueous surface-active formulation.
    Type: Grant
    Filed: July 21, 2008
    Date of Patent: December 1, 2009
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Holger Leidreiter, Uta Kortemeier
  • Publication number: 20090023622
    Abstract: The present invention relates to the use of polypropylene glycol(3) myristyl ether as preferably the sole viscosity regulator, care active ingredient and solubilizer in aqueous surface-active formulations, preferably having a water content of at least 75% by weight. The present invention further provides aqueous surface-active formulations comprising at least 0.5% by weight, preferably at least 2% by weight, of polypropylene glycol(3) myristyl ether, at least 5% by weight, preferably at least 10% by weight, of at least one surfactant and at least 75% by weight, preferably at least 85% by weight, of water and liquid body cleansing compositions, in particular shower baths and hair shampoos, comprising such an aqueous surface-active formulation.
    Type: Application
    Filed: July 21, 2008
    Publication date: January 22, 2009
    Applicant: EVONIK GOLDSCHMIDT GMBH
    Inventors: Holger Leidreiter, Uta Kortemeier
  • Publication number: 20080305065
    Abstract: The invention relates to polysiloxanes of the general formula (I) [M?Dn]3T, ??(I) in which: M? is XSiY2O1/2 D is SiY2O2/2 T is SiZO3/2 and a process for the preparation thereof and their use as additives in aqueous surfactant-containing formulations.
    Type: Application
    Filed: July 27, 2007
    Publication date: December 11, 2008
    Applicant: Goldschmidt GmbH
    Inventors: Michael Ferenz, Sascha Herrwerth, Holger Leidreiter, Felix Mueller, Joerg Peggau
  • Publication number: 20080108709
    Abstract: PEG-free, cold-preparable, prolonged-stability, low-viscosity, fine oil-in-water emulsions, their preparation from preferably clear oil phases or via preferably clear to transparent microemulsion-like concentrates, the corresponding oil phases or microemulsion-like concentrates and the use of the inventive emulsions for producing cosmetic, dermatological, pharmaceutical or industrial formulations, especially for the production of impregnating emulsions for wet wipes or for sprayable care emulsions are provided.
    Type: Application
    Filed: October 9, 2007
    Publication date: May 8, 2008
    Applicant: GOLDSCHMIDT GMBH
    Inventors: Jurgen Meyer, Burghard Gruning, Peter Hameyer, Holger Leidreiter, Hans Wenk
  • Publication number: 20070128143
    Abstract: The invention provides a method of producing organomodified siloxanes with domain-type distribution obtained by partial or complete reaction of A) hydrogensiloxanes with a degree of distribution (persistency ratio) (?) of components [A] and [B] in the copolymer [AB] ? = [ A ] ? [ B ] [ AB ] of ?>1, preferably >1.1, in particular ?1.2, with B) olefinically and/or acetylenically unsaturated compounds, the compounds resulting therefrom and their use.
    Type: Application
    Filed: December 4, 2006
    Publication date: June 7, 2007
    Applicant: Goldschmidt GmbH
    Inventors: Burghard Gruning, Wilfried Knott, Holger Leidreiter, Jurgen Meyer
  • Publication number: 20060188455
    Abstract: The invention relates to polysiloxanes containing guanidino groups for which the guanidino groups can be combined arbitrarily with other functional groups on the polysiloxane backbone according to the general formula (I)
    Type: Application
    Filed: January 30, 2006
    Publication date: August 24, 2006
    Inventors: Michael Ferenz, Holger Leidreiter, Matthias Pascaly
  • Publication number: 20060188456
    Abstract: The invention relates to UV-light-absorbing quaternary polysiloxanes in which quaternary groups and UV-absorbing radicals can be mixed independently of one another according to the general formula (I)
    Type: Application
    Filed: February 1, 2006
    Publication date: August 24, 2006
    Inventors: Michael Ferenz, Burghard Gruening, Holger Leidreiter, Erika Messinger, Matthias Pascaly, Astrid Zuendorff
  • Publication number: 20040258651
    Abstract: Hair treatment compositions and hair treatment compositions are provided for improving the combability, handle, disentanglability, volume and luster, which comprises additionally using, as active substances, at least one of the compounds of the general formulae (I) and/or (II).
    Type: Application
    Filed: June 2, 2004
    Publication date: December 23, 2004
    Applicant: GOLDSCHMIDT AG
    Inventors: Matthias Pascaly, Nicole Flintrop, Burghard Gruning, Holger Leidreiter, Peter Lersch, Peter Muss, Christian Weitemeyer
  • Patent number: 6630132
    Abstract: The present invention relates to UV-light-absorbing quaternary polysiloxanes that exert a care effect on natural or synthetic fibers, exhibit high substantivity to fibers, and offer protection against damage caused by UV-light. The UV-light-absorbing quaternary compounds can be used in formulations for textile care products and cosmetic, including skin and hair, products.
    Type: Grant
    Filed: August 12, 2002
    Date of Patent: October 7, 2003
    Assignee: Goldschmidt AG
    Inventors: Michael Fender, Manfred Krakenberg, Holger Leidreiter, Sascha Oestreich
  • Patent number: 6617391
    Abstract: The present invention relates to linear polyalkylorgano-siloxanes having polyoxyalkylene and amino-functional groups which additionally have terminal alkoxy groups, and to the preparation and use thereof.
    Type: Grant
    Filed: June 21, 2001
    Date of Patent: September 9, 2003
    Assignee: Goldschmidt AG
    Inventors: Manfred Krakenberg, Holger Leidreiter, Sascha Oestreich, Stefan Stadtmuller, Akfred Walter
  • Publication number: 20030108494
    Abstract: The present invention relates to UV-light-absorbing quaternary polysiloxanes that exert a care effect on natural or synthetic fibers, exhibit high substantivity to fibers, and offer protection against damage caused by UV-light. The UV-light-absorbing quaternary compounds can be used in formulations for textile care products and cosmetic, including skin and hair, products.
    Type: Application
    Filed: August 12, 2002
    Publication date: June 12, 2003
    Applicant: GOLDSCHMIDT AG
    Inventors: Michael Fender, Manfred Krakenberg, Holger Leidreiter, Sascha Oestreich
  • Publication number: 20030108513
    Abstract: The invention relates to compounds of the general formula (I) 1
    Type: Application
    Filed: June 28, 2002
    Publication date: June 12, 2003
    Applicant: GOLDSCHMIDT AG
    Inventors: Kerstin Hell, Holger Leidreiter, Philipp Tomuschat, Bernd Weyershausen
  • Publication number: 20020028900
    Abstract: The present invention relates to linear polyalkylorgano-siloxanes having polyoxyalkylene and amino-functional groups which additionally have terminal alkoxy groups, and to the preparation and use thereof.
    Type: Application
    Filed: June 21, 2001
    Publication date: March 7, 2002
    Applicant: Goldschmidt Chemical Company
    Inventors: Manfred Krakenberg, Holger Leidreiter, Sascha Oestreich, Stefan Stadtmuller, Alfred Walter
  • Patent number: 6045781
    Abstract: The invention relates to transparent sunscreen gels comprising(a) silicone oil(b) polyoxyalkylene-organpolysiloxanes of the general formula (I) ##STR1## where R is an alkyl radical or a hydrogen radical,n=10 to 200,m=1 to 25 ando=1 to 100 with the proviso that, in the average molecule, o.gtoreq.m and 3o<n,p=7 to 17, andthe molar mass of the residue (C.sub.2 H.sub.4 O--).sub.x --(C.sub.3 H.sub.6 O--).sub.y R is from about 250 to about 2000, where x and y are chosen such that the weight ratio of oxyethylene groups to oxypropylene groups is from 100:0 to about 20:80,(c) water,(d) a component chosen from alcohols and/or polyols and(e) at least one UV absorber soluble in the aqueous or in the oily phase.
    Type: Grant
    Filed: May 27, 1999
    Date of Patent: April 4, 2000
    Assignee: Th. Goldschmidt AG
    Inventors: Andrea Bungard, Klaus Jenni, Holger Leidreiter, Alfred Walter
  • Patent number: 5750097
    Abstract: The invention relates to the method of preparing an agent for a hair care preparation based on diacetyl tartrate esters of fatty acid glycerides of the following general formula: ##STR1## wherein Ac is the acetyl group,FA is the acyl group of a fatty acid or of a fatty acid mixture with 8 to 18 carbon atoms, anda) and b) being present in a ratio by weight of 100:0 to 60:40.
    Type: Grant
    Filed: March 7, 1995
    Date of Patent: May 12, 1998
    Assignee: Th. Goldschmidt AG
    Inventors: Holger Leidreiter, Felix Muller