Patents Assigned to Goldschmidt GmbH
  • Alkoxylations in microstructured capillary reactors
    Patent number: 7858829
    Abstract: The invention relates to a process and to an apparatus for preparing polyether alcohols by alkoxylating alcohols, and also long-chain polyether alcohols having a narrow product distribution. The process is preferably carried out continuously in the liquid phase in a microstructured reactor. An alkylene oxide or different alkylene oxides are metered at one or more points into the channels of the microreactor. The channels are cooled with the aid of a cooling medium or heated with the aid of a heating medium.
    Type: Grant
    Filed: March 17, 2005
    Date of Patent: December 28, 2010
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Roland Hubel, Georg Markowz, Manfred Recksik, Markus Rudek, Dietmar Wewers, Florian Zeller-Schuldes
  • Use of ester-modified organopolysiloxanes for producing cosmetic or pharmaceutical compositions
    Patent number: 7855265
    Abstract: The invention relates to emulsifier systems containing ester-modified, polyether-free organopolysiloxanes, to their use, in particular the production of cosmetic, dermatological or pharmaceutical formulations and also of care and cleaning compositions, and also the products themselves produced with the help of the emulsifier systems.
    Type: Grant
    Filed: August 26, 2008
    Date of Patent: December 21, 2010
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Oliver Thum, Michael Ferenz, Christian Hartung, Jurgen Meyer
  • Emulsifier for highly liquid W/O emulsion based on partly crosslinked polyglycerol esters of polyhydroxystearic acid
    Patent number: 7851511
    Abstract: The present invention relates to polyglycerol partial esters of polyhydroxystearic acid and polyfunctional carboxylic acids which are obtainable by esterification of a polyglycerol mixture with polyhydroxystearic acid where N=1 to 10, preferably 2 to 8, in particular 3 to 5 units and dimer fatty acids which have been obtained by catalytic dimerization of unsaturated fatty acids having 12 to 22 C atoms and have an average functionality of 2 to 3, and/or with aliphatic, linear or branched dicarboxylic acids having a chain length of 2 to 16 C atoms and additionally saturated or unsaturated, linear or branched fatty acids having 6 to 22 C atoms, preferably 12 to 18 C atoms, the degree of esterification of the polyglycerol mixture being between 20 and 75%, preferably 40 to 70%.
    Type: Grant
    Filed: July 22, 2004
    Date of Patent: December 14, 2010
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Petra Allef, Wolfgang Berkels, Thomas Dietz, Burghard Grüning, Peter Hameyer
  • WATER-IN-OIL EMULSION SYSTEM AND PREPARATION PROCESS THEREOF
    Publication number: 20100310617
    Abstract: The present invention relates to a water-in-oil system, which comprises 1.5-9 wt. % of hydrophobic silica, 0.1-5 wt. % of a water-in-oil emulsifier, 10-40 wt. % of an oil phase, with the content of the oil phase not including the hydrophobic silica and water-in-oil emulsifier therein, and 55-85 wt % of a water phase; with the proviso that said hydrophobic silica is not AEROSIL® RY200 hydrophobic fumed silica, and it is excluded the formulation comprising the components of: polyoxyalkylene modified polysiloxane SH3775E, a compound of the following formula (I) and hydrophobic fumed silica AEROSIL® R812, in which the weight ratio of SH3775E to the compound of formula (I) is 05, and the weight ratio of the sum of SH3775E and the compound of formula (I) to hydrophobic fumed silica AEROSIL® R812 is also 05.
    Type: Application
    Filed: June 3, 2010
    Publication date: December 9, 2010
    Applicant: EVONIK GOLDSCHMIDT GMBH
    Inventors: Haizhou Zhang, Jiali Zou, Jingya Dai, Zhiheng Gao
  • PERSONAL CARE AND COSMETIC COMPOSITION CONTAINING TETRAPEPTIDES WITH THE MOTIFS GX1X2G, PX1X2P, OR PX1X2K
    Publication number: 20100311668
    Abstract: The present invention relates to topical personal care and skin care compositions comprising: a) a safe and effective amount of a tetrapeptide selected from the group of tetrapeptides with the motif GX1X2G, PX1X2P, or PX1X2K, derivatives thereof, and mixtures thereof; b) a safe and effective amount of at least one additional active ingredient selected from the group consisting of hydroxy acids, radical scavengers, UV absorbers, vitamins, anti-aging actives, barrier lipids, desquamatory actives, retinoids, anti-acne actives, tanning actives, anti-cellulite actives, anti-inflammatory actives, antimicrobial actives, antifungal actives, skin lightening agents, skin energizing agents, skin healing agents, moisturizing actives, and mixtures thereof; and c) a dermatologically acceptable carrier.
    Type: Application
    Filed: October 1, 2008
    Publication date: December 9, 2010
    Applicant: EVONIK GOLDSCHMIDT GMBH
    Inventors: Mike Farwick, Peter Lersch
  • Antimicrobial compositions
    Patent number: 7847123
    Abstract: Compounds of the general formula and to the use thereof for controlling microorganisms are provided.
    Type: Grant
    Filed: November 14, 2007
    Date of Patent: December 7, 2010
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Hans Henning Wenk, Petra Allef, Stefan Bergfried, Mike Farwick, Burghard Grüning
  • BRANCHED POLYDIMETHYLSILOXANE-POLYOXYALKYLENE COPOLYMERS, A PROCESS FOR PREPARING THEM AND THEIR USE AS ANTI-MISTING ADDITIVES IN UV-CURING SILICONES
    Publication number: 20100298485
    Abstract: The present invention relates to branched polydimethylsiloxane-polyoxyalkylene copolymers, to a process for preparing them and to their use as anti-misting additives in silicone release coatings.
    Type: Application
    Filed: May 20, 2010
    Publication date: November 25, 2010
    Applicant: EVONIK GOLDSCHMIDT GMBH
    Inventors: Julia Frey, Rene Hänsel, Ingrid Eissmann
  • METHOD FOR PRODUCING POLYURETHANE INSULATING FOAMS
    Publication number: 20100294982
    Abstract: The object of the invention is a method for producing polyurethane and/or polyisocyanurate insulating foam based on foaming reaction mixtures containing polyisocyanates, compounds having reactive hydrogen atoms, propellants, stabilizers, nucleation agents, and optionally further additives, which is characterized in that porous solids, in particular silicates having a zeolite structure, are used as the nucleation agents.
    Type: Application
    Filed: December 22, 2008
    Publication date: November 25, 2010
    Applicant: Evonik Goldschmidt GmbH
    Inventors: Carsten Schiller, Matthias Naumann, Ruediger Landers, Christian Eilbracht
  • COMPOSITIONS CONTAINING POLYETHER-POLYSILOXANE COPOLYMERS
    Publication number: 20100298455
    Abstract: The present invention relates to compositions containing polyether-siloxane copolymers which are based on branched SiH-functional siloxanes, where at least one of the polyether-siloxane copolymers has a radical —OR8 where R8=hydrogen or an alkyl radical having from 1 to 10 carbon atoms which is bound to a silicon atom, a process for producing polyurethane foam in which these compositions are used as foam stabilizers, polyurethane foams containing these compositions and the use of these polyurethane foams.
    Type: Application
    Filed: May 20, 2010
    Publication date: November 25, 2010
    Applicant: EVONIK GOLDSCHMIDT GMBH
    Inventors: Frauke Henning, Carsten Schiller, Horst Dudzik, Eva Emmrich, Annegret Terheiden, Martin Glos, Wilfried Knott, Christian Eilbracht
  • Siloxane containing block copolymers, process for their preparation and their use for lubricants
    Patent number: 7838614
    Abstract: The invention relates to novel polyester-polysiloxane block copolymers, to a process for their preparation and to the use of these polymers as a base oil or as an additive in lubricants, especially silicone oils.
    Type: Grant
    Filed: September 15, 2008
    Date of Patent: November 23, 2010
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Oliver Thum, Peter Schwab
  • Silicone-containing graft copolymers of blockwise structure
    Patent number: 7838603
    Abstract: The invention describes novel silicone-containing graft copolymers and processes for their preparation. In particular, it relates to silicone-containing graft copolymers P, which are obtained by grafting olefinic monomers M onto polyether-containing radicals of polyoxyalkylene-polysiloxane block copolymers S with (AB)n structure.
    Type: Grant
    Filed: August 31, 2007
    Date of Patent: November 23, 2010
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Peter Schwab, Philippe Favresse, Tobias Maurer, Matthias Pascaly
  • Process for the preparation of polyurethane cold cure foams
    Patent number: 7838566
    Abstract: The invention relates to a process for the preparation of polyurethane cold cure foams by reacting a mixture of highly reactive polyols, which usually have an average molecular weight of from about 4800 to 6500 g/mol and at least 70% of primary hydroxyl groups and optionally contain fillers, and polyfunctional isocyanates, amine activators, crosslinking agents, tin catalysts, blowing agents and stabilizers, wherein the stabilizers used are compounds of the general formula (1) the proportion of siloxanes with N>9 being higher than 10% by weight and that with N>12 being equal to or higher than 5% by weight.
    Type: Grant
    Filed: October 17, 2006
    Date of Patent: November 23, 2010
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Martin Glos, Harald Modro, Mladen Vidakovic
  • PROCESS FOR PREPARING POLYDIMETHYLSILOXANES ON SULPHONIC ACID CATION EXCHANGE RESINS
    Publication number: 20100292357
    Abstract: The invention relates to a process for the targeted reorganization of polydimethylsiloxanes over sulphonic acid-containing cation exchange resins which have water contents of 8 to 25% by weight, and polydimethylsiloxanes thus prepared and the use thereof.
    Type: Application
    Filed: September 22, 2008
    Publication date: November 18, 2010
    Applicant: EVONIK GOLDSCHMIDT GMBH
    Inventors: Wilfried Knott, Martin Glos, Norbert Nilewski
  • Polysiloxanes with quaternary ammonium groups, preparation thereof and use thereof as textile softeners
    Patent number: 7834122
    Abstract: Polysiloxanes of formula (I) [M? Dn]3 T ??(I), where M?=QSiY2O1/2 D=SiY2O2/2 T=SiZO3/2 are useful as softeners for wovens, nonwovens and/or fibers composed of natural and/or synthetic raw materials.
    Type: Grant
    Filed: July 27, 2007
    Date of Patent: November 16, 2010
    Assignee: Goldschmidt GmbH
    Inventors: Michael Ferenz, Sascha Herrwerth, Tobias Maurer
  • Process for the preparation of branched polyorganosiloxanes
    Patent number: 7829647
    Abstract: The invention relates to a process for the preparation of branched siloxanes containing R—SiO3/2 units, where R=organic radical, wherein straight-chain polysiloxanes containing silane hydrogen in the polymer chain are reacted in the presence of ammonium or metal carboxylates as a catalyst in the absence of hydroxy-functional organic compounds, and to siloxanes thus prepared and the use thereof in the preparation of polyurethane foams and antifoam formulations.
    Type: Grant
    Filed: August 7, 2008
    Date of Patent: November 9, 2010
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Arndt Brückner, Carsten Schiller, Christian Mund
  • Process for the preparation of SiOC-linked, linear polydimethylsiloxane-polyoxyalkylene block copolymers and their use
    Patent number: 7825205
    Abstract: The invention relates to a process for the preparation of SiOC-linked, linear polydimethylsiloxane-polyoxyalkylene block copolymers having (AB) repeat units, via reaction by methods known per se of polyetherdiols with a stoichiometric excess of ?,?-dihydropolydimethylsiloxanes, in the presence of one or more compounds of elements of main group 13 and/or of transition group 3 as catalyst, which comprises, after completed reaction of the alcohol component, continuing the reaction until no remaining ?Si(H) groups are detectable by a gas-volumetric method, and also to the compounds thus prepared, and to their use as surfactant additives for the production of polyurethane ether foams.
    Type: Grant
    Filed: December 14, 2007
    Date of Patent: November 2, 2010
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Wilfried Knott, Juergen Droese, Klaus Dieter Klein, Rüdiger Landers, Dagmar Windbiel
  • Process for reacting polyorganosiloxanes and their use
    Patent number: 7825206
    Abstract: The invention provides a process for preparing SiOC-bonded polyorganosiloxanes by reacting, by processes known per se, hydroxyl-containing compounds with a stoichiometric excess of polyorganosiloxanes which contain —Si(H) units and are of the general formula (I) in the presence of one or more element compounds of main group III and/or of transition group 3 as a catalyst, wherein the reaction, on completion of conversion of the compounds containing hydroxyl groups, is continued until no further ?Si—H groups are detectable by gas volumetric means, and also the compounds prepared in this way and their use.
    Type: Grant
    Filed: December 14, 2007
    Date of Patent: November 2, 2010
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Thomas Neumann, Wilfried Knott
  • Process for the preparation of SiOC-linked, linear polydimethylsiloxane-polyoxyalkylene block copolymers and their use
    Patent number: 7825209
    Abstract: The invention relates to a process for the preparation of SiOC-linked, linear polydimethylsiloxane-polyoxyalkylene block copolymers having (AB) repeat units, via reaction of one or more polyetherdiols with a stoichiometric excess of ?,?-dihydropolydimethylsiloxanes and at least one tertiary amine as catalyst, which comprises, after completed reaction of the alcohol component, continuing the reaction in the presence of small amounts of water until no remaining ?Si(H) groups are detectable by a gas-volumetric method.
    Type: Grant
    Filed: December 14, 2007
    Date of Patent: November 2, 2010
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Wilfried Knott, Klaus-Dieter Klein, Rüdiger Landers, Dagmar Windbiel
  • Siloxanes containing guanidino groups and use thereof for cosmetic formulations
    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
  • EMULSIFIER INCLUDING GLYCERIN-MODIFIED ORGANOPOLYSILOXANES
    Publication number: 20100266651
    Abstract: The invention relates to emulsifiers comprising glycerin-modified organopolysiloxanes and to their use for the preparation of extraordinarily stable emulsions and dispersions.
    Type: Application
    Filed: April 16, 2010
    Publication date: October 21, 2010
    Applicant: EVONIK GOLDSCHMIDT GMBH
    Inventors: Karin Czech, Ulrike Mahring, Michael Ferenz, Christian Hartung, Hannelore Fötsch, Jürgen Meyer, Sascha Herrwerth