Patents by Inventor Frauke Henning

Frauke Henning 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: 20210047591
    Abstract: Specific siloxanes, compositions containing these specific siloxanes, and processes for preparation thereof, are useful for treatment of fabrics, in cleaning and care formulations for the household and for industrial purposes, and in cosmetic, pharmaceutical and dermatological compositions, especially in cosmetic cleansing and care formulations, hair treatment products and hair aftertreatment products, and for cleaning and care of hard surfaces, preferably for cleaning and care of motor vehicles, especially as additive in drying aids for carwash facilities.
    Type: Application
    Filed: March 26, 2019
    Publication date: February 18, 2021
    Applicant: Evonik Operations GmbH
    Inventors: Frauke HENNING, Jörg Peggau, Andrea Lohse, Astrid Zündorff, Sarah Radloff, Alexandra Trambitas
  • Publication number: 20200377665
    Abstract: Described is a process for producing preferably trifluoromethanesulfonic acid-acidified, end-equilibrated, acetoxy-bearing siloxanes which comprises reacting cyclic siloxanes, in particular comprising D4 and/or D5, and/or cyclic branched siloxanes of the D/T type with acetic anhydride using preferably trifluoromethanesulfonic acid as catalyst and with addition of acetic acid, wherein the cyclic branched siloxanes of the D/T type are mixtures of cyclic branched siloxanes of the D/T type which contain not only siloxanes comprising D and T units but also siloxanes comprising Q units.
    Type: Application
    Filed: April 15, 2020
    Publication date: December 3, 2020
    Applicant: Evonik Operations GmbH
    Inventors: Wilfried Knott, Horst Dudzik, Frauke Henning, Jan Caßens
  • Publication number: 20200377640
    Abstract: SiOC-linked, linear polydimethylsiloxane-polyoxyalkylene block copolymers of formula (I) C—B-(AB)a—C1 are produced by reaction of end-equilibrated ?,?-diacetoxypolydimethylsiloxanes with a mixture including at least one polyether polyol, preferably a polyether diol, and at least one polyether monool or at least one monohydric alcohol.
    Type: Application
    Filed: May 26, 2020
    Publication date: December 3, 2020
    Applicant: Evonik Operations GmbH
    Inventors: Wilfried KNOTT, Horst DUDZIK, Frauke HENNING, Philippe FAVRESSE
  • Publication number: 20200377526
    Abstract: Described is a process for producing preferably trifluoromethanesulfonic acid-acidified, end-equilibrated, acetoxy-bearing siloxanes which comprises reacting cyclic siloxanes, in particular comprising D4 and/ or D5, and/or cyclic branched siloxanes of the D/T type with acetic anhydride using preferably trifluoromethanesulfonic acid as catalyst and with addition of acetic acid, wherein the cyclic branched siloxanes of the D/T type are mixtures of cyclic branched siloxanes of the D/T type which may contain not only siloxanes comprising D and T units but also siloxanes comprising Q units.
    Type: Application
    Filed: April 17, 2020
    Publication date: December 3, 2020
    Applicant: Evonik Operations GmbH
    Inventors: Wilfried Knott, Horst Dudzik, Frauke Henning, Jan Caßens
  • Publication number: 20200377669
    Abstract: Branched SiOC-linked polyethersiloxanes have the following formula (I) where R1 is an alkyl radical having 1 to 4 carbon atoms or a phenyl radical, but preferably 90% of the radicals R1 are methyl radicals; b has a value of from 1 to 10; a has a value of from 1 to 200, preferably 10 to 100, a value of from 3 to 70 when b is ?1 and ?4, or a value of from 3 to 30 when b is >4; and R2 denotes identical or different polyether radicals, but at least one radical R2 is a structural element radical of formula (II): where p=at least 2, preferably p=2-6, particularly preferably p=3.
    Type: Application
    Filed: May 26, 2020
    Publication date: December 3, 2020
    Applicant: Evonik Operations GmbH
    Inventors: Wilfried Knott, Horst Dudzik, Dagmar Windbiel, Philippe Favresse, Michael Fiedel, André Brötzmann, Frauke Henning, Jan Caßens, Michael Ferenz
  • Publication number: 20200377524
    Abstract: Processes are described for purifying acidic, preferably superacidic, in particular trifluoromethanesulfonic acid-acidified, end-equilibrated acetoxysiloxanes, wherein the acidic, preferably superacidic, in particular trifluoromethanesulfonic acid-acidified, acetic anhydride-containing and optionally acetic acid-containing equilibrated, preferably end-equilibrated acetoxysiloxane, which is optionally dissolved in an inert solvent, is contacted with a base, the precipitate is filtered off thereafter and then the filtrate obtained is optionally purified by distillation.
    Type: Application
    Filed: April 16, 2020
    Publication date: December 3, 2020
    Applicant: Evonik Operations GmbH
    Inventors: Wilfried Knott, Dagmar Windbiel, Horst Dudzik, Frauke Henning, Jan Caßens
  • Publication number: 20200055991
    Abstract: Described is a process for producing trifluoromethanesulfonic acid-acidified, end-equilibrated, acetoxy-bearing siloxanes which comprises reacting cyclic siloxanes, in particular comprising D4 and/or D5, and/or cyclic branched siloxanes of the D/T type with acetic anhydride using trifluoromethanesulfonic acid as catalyst and with addition of acetic acid.
    Type: Application
    Filed: July 1, 2019
    Publication date: February 20, 2020
    Applicant: Evonik Degussa GmbH
    Inventors: Wilfried Knott, Horst Dudzik, Frauke Henning, Jan Caßens
  • Patent number: 10407592
    Abstract: Described is a method for synthesizing polymer compounds (P), preferably polysiloxanes, comprising at least one carboxylic ester group, in particular (meth)acrylate-containing polysiloxanes, said method being carried out in the presence of conversion products (U) of metal salts, in particular chromium(III) salts, and conversion products of aldehydes and primary amines.
    Type: Grant
    Filed: October 13, 2016
    Date of Patent: September 10, 2019
    Assignee: Evonik Degussa GmbH
    Inventors: Sadik Amajjahe, Frauke Henning, Wilfried Knott, Horst Dudzik, Gabriele Platte, Florian Gaber, Hardi Döhler
  • Patent number: 10266658
    Abstract: Crosslinked aminosiloxanes obtainable by reaction of identical or different aminosiloxanes with identical or different epoxide components which are water-soluble hydrocarbons, the hydrocarbons comprising oxygen as well as carbon, and optionally further elements selected from nitrogen, sulphur and phosphorus, the hydrocarbon having on average more than one terminal epoxy group, the epoxy group being a carbooxirane radical, and, further, not more than 50% of all the amino groups having undergone reaction with an epoxide group.
    Type: Grant
    Filed: February 28, 2015
    Date of Patent: April 23, 2019
    Assignee: EVONIK DEGUSSA GMBH
    Inventors: Frauke Henning, Jörg Peggau, Andrea Lohse, Ulrike Mahring, Fuming Chen
  • Publication number: 20190112502
    Abstract: Curable composition for producing coating systems having an anti-adhesive property containing at least one film-forming polymer and at least one organo-modified, branched siloxane of formula (I) or mixtures thereof.
    Type: Application
    Filed: September 26, 2018
    Publication date: April 18, 2019
    Applicant: Evonik Degussa GmbH
    Inventors: Tim-Frederic Sloot, Michael Fiedel, Katrin Roland, Frauke Henning, Stefan Busch, Sabine Krusenbaum, Stefanie Redeker
  • Publication number: 20190048228
    Abstract: Described is a method for synthesizing polymer compounds (P), preferably polysiloxanes, comprising at least one carboxylic ester group, in particular (meth)acrylate-containing polysiloxanes, said method being carried out in the presence of conversion products (U) of metal salts, in particular chromium(III) salts, and conversion products of aldehydes and primary amines.
    Type: Application
    Filed: October 13, 2016
    Publication date: February 14, 2019
    Inventors: Sadik Amajjahe, Frauke Henning, Wilfried Knott, Horst Dudzik, Gabriele Platte, Florian Gaber, Hardi Döhler
  • Publication number: 20180258228
    Abstract: The invention relates to a method for producing polymer materials (P), preferably polysiloxanes, having at least one carboxylic acid ester group, in particular (meth)acrylate-containing polysiloxanes, wherein the process is carried out in the presence of reaction products (U) of metal salts, in particular chromium(III) salts, and primary amines.
    Type: Application
    Filed: October 13, 2016
    Publication date: September 13, 2018
    Inventors: Sadik Amajjahe, Frauke Henning, Wilfried Knott, Horst Dudzik, Gabriele Platte, Florian Gaber, Hardi Döhler
  • Publication number: 20180009954
    Abstract: Crosslinked aminosiloxanes obtainable by reaction of identical or different aminosiloxanes with identical or different epoxide components which are water-soluble hydrocarbons, the hydrocarbons comprising oxygen as well as carbon, and optionally further elements selected from nitrogen, sulphur and phosphorus, the hydrocarbon having on average more than one terminal epoxy group, the epoxy group being a carbooxirane radical, and, further, not more than 50% of all the amino groups having undergone reaction with an epoxide group.
    Type: Application
    Filed: February 28, 2015
    Publication date: January 11, 2018
    Inventors: Frauke Henning, Jörg Peggau, Andrea Lohse, Ulrike Mahring, Fuming Chen
  • Patent number: 9845391
    Abstract: The invention relates to polymer compositions containing inorganic or organic particles which either have been surface-treated before the production of the compositions or are dispersed by special polyether-modified siloxanes through the production of the compositions.
    Type: Grant
    Filed: December 11, 2014
    Date of Patent: December 19, 2017
    Assignee: Evonik Degussa GmbH
    Inventors: Kathrin Lehmann, Angela Nawracala, Frauke Henning, Christian Mund
  • Patent number: 9783656
    Abstract: Surface treatment of titanium dioxide, barium sulfate, zinc sulfide, and/or lithopone particles, and mixtures of said particles with specific alkoxylated siloxanes for the improvement of dispersion in plastics.
    Type: Grant
    Filed: December 8, 2014
    Date of Patent: October 10, 2017
    Assignees: Evonik Degussa GmbH, Huntsman P&A Germany GmbH
    Inventors: Kathrin Lehmann, Frauke Henning, Christian Mund, Bernd Rohe, Petra Fritzen, Joerg Hocken
  • Patent number: 9695202
    Abstract: The invention relates to a method for producing siloxanes selectively carrying primary amino groups by reacting them with ammonia, and to compounds produced in this way.
    Type: Grant
    Filed: November 20, 2014
    Date of Patent: July 4, 2017
    Assignee: Evonik Degussa GmbH
    Inventors: Frauke Henning, Wilfried Knott, Horst Dudzik
  • Publication number: 20170002181
    Abstract: Surface treatment of titanium dioxide, barium sulfate, zinc sulfide, and/or lithopone particles, and mixtures of said particles with specific alkoxylated siloxanes for the improvement of dispersion in plastics.
    Type: Application
    Filed: December 8, 2014
    Publication date: January 5, 2017
    Applicant: Evonik Degussa GmbH
    Inventors: Kathrin LEHMANN, Frauke HENNING, Christian MUND, Bernd ROHE, Petra FRITZEN, Joerg HOCKEN
  • Publication number: 20160362556
    Abstract: The invention relates to polymer compositions containing inorganic or organic particles which either have been surface-treated before the production of the compositions or are dispersed by special polyether-modified siloxanes through the production of the compositions.
    Type: Application
    Filed: December 11, 2014
    Publication date: December 15, 2016
    Applicant: Evonik Degussa GmbH
    Inventors: Kathrin LEHMANN, Angela Nawracala, Frauke Henning, Christian Mund
  • Patent number: 9481695
    Abstract: A process for preparing amino acid-modified siloxanes that can be carried out under mild conditions is provided as well as organically modified silicones for care formulations for skin, hair and textiles that are toxicologically unobjectionable.
    Type: Grant
    Filed: July 15, 2014
    Date of Patent: November 1, 2016
    Assignee: EVONIK INDUSTRIES AG
    Inventors: Wilfried Knott, Frauke Henning, Sadik Amajjahe, Sarah Krauskopf, Michael Fiedel, Olga Jazkewitsch, Christian Hartung
  • Publication number: 20160213600
    Abstract: The invention provides processes for the preparation of silicone gels, and the use thereof, especially in cosmetic formulations.
    Type: Application
    Filed: January 23, 2016
    Publication date: July 28, 2016
    Applicant: Evonik Degussa GmbH
    Inventors: Michael Klostermann, Susann Wiechers, Jürgen Meyer, Joachim Venzmer, Frauke Henning, Matthias Mentel