Patents Assigned to Evonik Goldschmidt GmbH
  • Publication number: 20130150472
    Abstract: The present invention relates to silicone copolymers of the formula (I) which are obtained by reaction of siloxanes having SiH groups with specific compounds having one or more groups reactive toward SiH groups, especially groups having C—C multiple bonds, and optionally at least one OH group, compositions comprising these silicone copolymers, a process for producing a polyurethane foam in which an appropriate silicone copolymer or a corresponding composition is used, polyurethane foam obtainable by the process, and articles comprising or consisting of a corresponding polyurethane foam.
    Type: Application
    Filed: February 6, 2013
    Publication date: June 13, 2013
    Applicant: EVONIK GOLDSCHMIDT GMBH
    Inventor: Evonik Goldschmidt GMBH
  • Patent number: 8455603
    Abstract: The invention describes amine-amide-functional siloxanes and a process for the preparation thereof by the chemical reaction of SiOH-functional siloxanes with amino-functional silanes in the presence of carboxylic acid anhydrides.
    Type: Grant
    Filed: February 21, 2011
    Date of Patent: June 4, 2013
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Michael Ferenz, Christian Mund, Wilfried Knott, Stefan Silber
  • Patent number: 8450514
    Abstract: Polyether alcohols having alkoxysilyl groups, the use thereof and a process for their preparation by means of DMC catalysis, characterized in that one or more epoxy-functional alkoxysilanes are added individually or in a mixture with further epoxide compounds and optionally further comonomers, either in block form or in random distribution, onto a chain starter of the formula (VII) R1—H(VII) having at least one reactive hydroxyl group, where R1 is a saturated or unsaturated, optionally branched radical, or a polyether radical of the alkoxy-, arylalkoxy or alkylarylalkoxy group type, in which the carbon chain may be interrupted by oxygen atoms or corresponds to a polyetheralkoxy radical or to a singularly or multiply fused phenolic group.
    Type: Grant
    Filed: February 20, 2009
    Date of Patent: May 28, 2013
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Frank Schubert, Wilfried Knott
  • Publication number: 20130130319
    Abstract: The invention relates to cells and nucleic acids and also use thereof for producing rhamnolipids, and also methods for producing rhamnolipids.
    Type: Application
    Filed: July 20, 2011
    Publication date: May 23, 2013
    Applicant: EVONIK GOLDSCHMIDT GMBH
    Inventors: Steffen Schaffer, Mirja Wessel, Anja Thiessenhusen, Nadine Stein
  • Patent number: 8420748
    Abstract: The invention provides a process for preparing liquid, branched SiH-functional siloxanes by reacting a mixture of one or more low molecular weight SiH-functional siloxanes, one or more low molecular weight SiH-free siloxanes, one or more tetraalkoxysilanes, and optionally one or more trialkoxysilanes with addition of water and in the presence of a Brønsted-acidic ion exchanger, which is characterized in that the reaction is performed in one process step.
    Type: Grant
    Filed: November 3, 2011
    Date of Patent: April 16, 2013
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Frauke Henning, Wilfried Knott, Michael Ferenz
  • Patent number: 8420137
    Abstract: The invention relates to a process for the preparation of a plant extract from Curcuma plants, characterized by the process steps process step A) liquid extraction of Curcuma rhizomes, process step B) optionally, separation of a curcuminoid-containing solid obtained by precipitation from the extraction mixture obtained in process step A), process step C) removal of solvents present from the extraction mixture obtained in process step A) or B) to obtain a concentrate and process step D) distillation of the concentrate at a pressure of less than 1 bar to give the extract as distillate.
    Type: Grant
    Filed: May 12, 2011
    Date of Patent: April 16, 2013
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Hans Henning Wenk, Mike Farwick, Stefan Bergfried, Ursula Maczkiewitz
  • Patent number: 8420731
    Abstract: The invention relates to dispersing resins for solids which are obtainable through the partial or complete reaction of the hydroxyl groups of carbonyl-hydrogenated ketone-aldehyde resins with one or more oxiranes and, if desired, subsequent complete or partial esterification with organic and/or inorganic acids.
    Type: Grant
    Filed: March 27, 2008
    Date of Patent: April 16, 2013
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Pedro Cavaleiro, Eberhard Esselborn, Patrick Glöckner, Mario Loebbus, Thomas Veit
  • Publication number: 20130078208
    Abstract: The invention relates to novel quaternary ammonium compounds of the esterquat type, to a method for the production thereof, and to the use thereof in formulations.
    Type: Application
    Filed: May 2, 2011
    Publication date: March 28, 2013
    Applicant: EVONIK GOLDSCHMIDT GMBH
    Inventors: Sascha Herrwerth, Burghard Gruening, Hans-Juergen Koehle, Isabella Ulrich-Brehm
  • Patent number: 8404470
    Abstract: The invention is directed to enzyme preparations which are obtainable by enzyme immobilizates which comprise enzymes or microorganisms containing enzymes immobilized on an inert carrier being provided with a silicone coating obtained by hydrosilylation, to a process for producing such enzyme preparations and to the use of enzyme preparations as an industrial biocatalyst.
    Type: Grant
    Filed: July 7, 2008
    Date of Patent: March 26, 2013
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Oliver Thum, Marion Ansorge-Schumacher, Lars Wiemann, Andreas Buthe
  • Publication number: 20130071340
    Abstract: The invention relates to polyol partial esters, cosmetic and pharmaceutical formulations containing the polyol partial esters according to the invention, and to the use of the polyol partial esters according to the invention for cosmetic and pharmaceutical purposes.
    Type: Application
    Filed: April 27, 2011
    Publication date: March 21, 2013
    Applicant: EVONIK GOLDSCHMIDT GMBH
    Inventors: Hans Henning Wenk, Juergen Meyer, Oliver Springer, Mike Farwick, Klaus Jenni, Wolfgang Berkels, Frank Unger
  • Publication number: 20130068990
    Abstract: The present invention provides composite materials comprising a polymer matrix comprising one or more polymers and, embedded into the polymer matrix, granules which preferably after embedding have at least one cavity which is closed off relative to the ambient environment and in which there is an underpressure relative to the standard pressure of 1 bar (100 kPa), a method for producing such composite materials, and use as insulating material.
    Type: Application
    Filed: September 20, 2012
    Publication date: March 21, 2013
    Applicant: Evonik Goldschmidt GmbH
    Inventor: Evonik Goldschmidt GmbH
  • Publication number: 20130071343
    Abstract: The invention relates to novel quaternary ammonium compounds of the esterquat type, to a method for the production thereof, and to the use thereof in formulations.
    Type: Application
    Filed: May 2, 2011
    Publication date: March 21, 2013
    Applicant: EVONIK GOLDSCHMIDT GMBH
    Inventors: Sascha Herrwerth, Burghard Gruening, Hans-Juergen Koehle, Isabella Ulrich-Brehm
  • Publication number: 20130072585
    Abstract: Aqueous cold-cure flexible foam stabilizer including the following components: a) from ?0.1 to ?80% by weight of at least one water-insoluble polysiloxane compound having a molecular weight of from ?300 g/mol to ?10 000 g/mol, b) ?2% by weight of water, c) ?0.1% by weight of surfactant, d) from ?0 to 10% by weight of additives selected from the group consisting of thickeners, antifreezes, organic solvents and biocides, e) ?0% by weight of water-soluble siloxane(s), with the proportion by weight of the abovementioned components being selected so that the sum of the proportions by weight of the components is not more than 100% by weight, based on the aqueous cold-cure flexible foam stabilizer formulation.
    Type: Application
    Filed: November 5, 2012
    Publication date: March 21, 2013
    Applicant: EVONIK GOLDSCHMIDT GMBH
    Inventor: Evonik Goldschmidt GmbH
  • Patent number: 8377359
    Abstract: A process for the production of compact cellulose-containing moldings by reacting optionally modified organic polyisocyanates with cellulose, in particular lignocellulose, in the presence of mold release agents in an open or closed mold, wherein the mold release agents used are siloxane compounds containing aminopropyl groups and of the general formula (I) in which R1 is CH3 and/or R2, R2 is —(CH2)x—NH—R3 and/or —(O)y—(CH2)x—NH—R3?, R3 and R3?, independently of one another, may be H or —(CH2)x—NH2, R4 is —(CH2)x—NH—(CH2—CH2—O)z—R5 where R5 is an aryl or alkyl radical n is from 50 to 1000, m is from 0 to 20, with the ratio m:n=0 to 0.4, k is from 0 to 20, x is from 1 to 20, y is 0 or 1, z is from 1 to 20, with the proviso that at least one amino-functionalized radical is present.
    Type: Grant
    Filed: April 25, 2006
    Date of Patent: February 19, 2013
    Assignee: Evonik Goldschmidt GmbH
    Inventors: Tammo Boinowitz, Torsten Henning, Helmut Lammerting
  • Publication number: 20130041115
    Abstract: Process for the preferential alkoxylation of silicone-polyether copolymers either alone or in compositions thereof containing, for example, excess polyether by use of double metal cyanide catalysts.
    Type: Application
    Filed: October 12, 2012
    Publication date: February 14, 2013
    Applicant: Evonik Goldschmidt GmbH
    Inventor: Evonik Goldschmidt GmbH
  • Publication number: 20130041057
    Abstract: A formulation for the production of a polyurethane system, in particular a polyurethane foam, containing or consisting of tin and/or zinc ricinoleate(s), optionally tin carboxylate(s), a mixture containing or consisting of urea, sugar alcohol and polyethylene glycol, optionally organic solvent, one or more organic isocyanates having two or more isocyanate functions, one or more polyols having two or more groups which are reactive towards isocyanate, optionally further catalysts for the isocyanate-polyol and/or isocyanate-water reactions and/or isocyanate trimerization, water, optionally physical blowing agents, optionally flame retardants and optionally further additives, a process for the production of polyurethane systems, these polyurethane systems and their use.
    Type: Application
    Filed: August 13, 2012
    Publication date: February 14, 2013
    Applicant: EVONIK GOLDSCHMIDT GMBH
    Inventors: Eva Emmrich-Smolczyk, Harald Modro
  • Publication number: 20130040875
    Abstract: A process for producing amino-functional polysiloxanes by reacting the components A) identical or different terminally hydroxy-functional, linear or branched polysiloxanes, B) identical or different alkoxysilanes of the formula R1xR23-xSiR3??(I) where R1 is identical or different alkyl radicals having 1 to 4 carbon atoms, R2 is identical or different alkoxy radicals having 1 to 4 carbon atoms, R3 is an organic radical having at least one nitrogen atom, x=0 to 2, and C) water, in the presence of D) one or more phosphorus-containing, Brønsted-acidic compounds, to the correspondingly obtainable polysiloxanes containing nitrogen-containing groups, and to the use thereof are provided.
    Type: Application
    Filed: August 13, 2012
    Publication date: February 14, 2013
    Applicant: EVONIK GOLDSCHMIDT GMBH
    Inventors: Frauke Henning, Andrea Lohse, Ulrike Mahring, Dirk Kuppert
  • Publication number: 20130041058
    Abstract: The invention relates to a composition, in particular a composition suitable for catalysis of the production of polyurethane systems, which is characterized in that the composition comprises at least one tin ricinoleate and/or zinc ricinoleate and at least one further tin carboxylate which is not a tin ricinoleate.
    Type: Application
    Filed: August 13, 2012
    Publication date: February 14, 2013
    Applicant: EVONIK GOLDSCHMIDT GmbH
    Inventors: Eva Emmrich-Smolczyk, Harald Modro
  • Publication number: 20130035412
    Abstract: The invention relates to a catalyst system that is suitable for catalyzing the production of polyurethane foams. The catalyst system is characterized in that said system contains a metal salt of an alcohol that is modified with an acid end group.
    Type: Application
    Filed: March 7, 2011
    Publication date: February 7, 2013
    Applicant: EVONIK GOLDSCHMIDT GMBH
    Inventors: Sarah Schmitz, Roland Hubel
  • Publication number: 20130035452
    Abstract: The present invention relates to specific polyorganosiloxane block copolymers obtainable by radical polymerization, and to the use of the polyorganosiloxane block copolymers for the preparation of cosmetic or pharmaceutical compositions or body care compositions.
    Type: Application
    Filed: April 19, 2011
    Publication date: February 7, 2013
    Applicant: EVONIK GOLDSCHMIDT GMBH
    Inventors: Dirk Kuppert, Burghard Gruening, Ute Hesse