Patents by Inventor Ralph Moser

Ralph Moser 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).

  • RUBBER MIXTURES
    Publication number: 20210292520
    Abstract: The invention relates to rubber mixtures which comprise at least one rubber, at least one mercaptosilane of the general formula I R13Si—R2—S—R3 and at least one mixture of polysulfanes of the formula II R13Si—R2SxR2—SiR13. The rubber mixture is produced by mixing at least one rubber, at least one mercaptosilane of the general formula I and at least one mixture of polysulfanes of the formula II. The rubber mixture can be used to produce moulded articles.
    Type: Application
    Filed: August 6, 2019
    Publication date: September 23, 2021
    Applicant: Evonik Operations GmbH
    Inventors: Andre WEHMEIER, Caren ROEBEN, Sascha ERHARDT, Julia HERMEKE, Ralph MOSER, Elisabeth BAUER, Sebastian ROSENSTINGL, Stefanie MAYER
  • Silane mixtures and processes for preparation thereof
    Patent number: 11008441
    Abstract: The invention relates to silane mixtures comprising a silane of the formula I (R1)y(R2)3-ySi—R3—(S—R4)n—Sx—(R4—S)n—R3—Si(R1)y(R2)3-y??(I) and a silane of the formula II (R1)y(R2)3-ySi—R3—(S—R4)z—S—R3—Si(R1)y(R2)3-y??(II) where the molar ratio of silane of the formula I to silane of the formula II is 19:81-81:19. The silane mixture according to the invention can be prepared by mixing the silanes of the formula I and silanes of the formula II.
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: May 18, 2021
    Assignee: Evonik Operations GmbH
    Inventors: Caren Roeben, Ralph Moser, Alexander Koepfer, Sebastian Rosenstingl, Stefanie Mayer, Andre Hasse, Frank Forster
  • Silane mixtures and processes for preparation thereof
    Patent number: 10562923
    Abstract: The invention relates to silane mixtures comprising a silane of the formula I (R1)y(R2)3-ySi—R3—(S—R4)n—S—R5??(I) and a silane of the formula II (R1)y(R2)3-ySi—R3—(S—R4)z—S—R3—Si(R1)y(R2)3-y??(II) where the molar ratio of silane of the formula I to silane of the formula II is 20:80-90:10. The silane mixture according to the invention can be prepared by mixing the silanes of the formula I and silanes of the formula II.
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: February 18, 2020
    Assignee: Evonik Degussa GmbH
    Inventors: Caren Roeben, Ralph Moser, Alexander Koepfer, Stefanie Mayer, Andre Hasse, Frank Forster
  • Improving the rolling resistance of diene rubber tires by means of silane-modified polybutadienes
    Patent number: 10487195
    Abstract: The invention relates to the use of silane-modified polybutadienes in rubber mixtures, in particular for improving the rolling resistance of diene rubber tires. In particular, the invention is directed to silane-modified polybutadienes in rubber mixtures, wherein the polybutadiene comprises the 1,3-butadiene-derived monomer units and wherein the proportion of A in the entirety of the 1,3-butadiene-derived monomer units present in the polybutadiene is from 10 to 60 mol %, and wherein the sum of the proportions of B and C in the entirety of the 1,3-butadiene-derived monomer units present in the polybutadiene is from 40 to 90 mol %.
    Type: Grant
    Filed: April 29, 2016
    Date of Patent: November 26, 2019
    Assignee: Evonik Degussa GmbH
    Inventors: Niko Haberkorn, Caren Röben, Kai-Steffen Krannig, André Wehmeier, Andreas Berlineanu, Christine Beierlein, Patrick Glöckner, Dominik Maschke, Ralph Moser
  • SILANE MIXTURES AND PROCESSES FOR PREPARATION THEREOF
    Publication number: 20190161506
    Abstract: The invention relates to silane mixtures comprising a silane of the formula I (R1)y(R2)3-ySi—R3—(S—R4)n—S—R5??(I) and a silane of the formula II (R1)y(R2)3-ySi—R3—(S—R4)z—S—R3—Si(R1)y(R2)3-y??(II) where the molar ratio of silane of the formula I to silane of the formula II is 20:80-90:10. The silane mixture according to the invention can be prepared by mixing the silanes of the formula I and silanes of the formula II.
    Type: Application
    Filed: November 27, 2018
    Publication date: May 30, 2019
    Applicant: Evonik Degussa GmbH
    Inventors: Caren ROEBEN, Ralph MOSER, Alexander KOEPFER, Stefanie MAYER, Andre HASSE, Frank FORSTER
  • SILANE MIXTURES AND PROCESSES FOR PREPARATION THEREOF
    Publication number: 20190161600
    Abstract: The invention relates to silane mixtures comprising a silane of the formula I (R1)y(R2)3-ySi—R3—(S—R4)n—Sx—(R4—S)n—R3—Si(R1)y(R2)3-y??(I) and a silane of the formula II (R1)y(R2)3-ySi—R3—(S—R4)z—S—R3—Si(R1)y(R2)3-y??(II) where the molar ratio of silane of the formula I to silane of the formula II is 19:81-81:19. The silane mixture according to the invention can be prepared by mixing the silanes of the formula I and silanes of the formula II.
    Type: Application
    Filed: November 27, 2018
    Publication date: May 30, 2019
    Applicant: Evonik Degussa GmbH
    Inventors: Caren ROEBEN, Ralph Moser, Alexander Koepfer, Sebastian Rosenstingl, Stefanie Mayer, Andre Hasse, Frank Forster
  • IMPROVING THE ROLLING RESISTANCE OF DIENE RUBBER TIRES BY MEANS OF SILANE-MODIFIED POLYBUTADIENES
    Publication number: 20180118926
    Abstract: The invention relates to the use of silane-modified polybutadienes in rubber mixtures, in particular for improving the rolling resistance of diene rubber tires. In particular, the invention is directed to silane-modified polybutadienes in rubber mixtures, wherein the polybutadiene comprises the 1,3-butadiene-derived monomer units and wherein the proportion of A in the entirety of the 1,3-butadiene-derived monomer units present in the polybutadiene is from 10 to 60 mol %, and wherein the sum of the proportions of B and C in the entirety of the 1,3-butadiene-derived monomer units present in the polybutadiene is from 40 to 90 mol %.
    Type: Application
    Filed: April 29, 2016
    Publication date: May 3, 2018
    Inventors: Niko Haberkorn, Caren Röben, Kai-Steffen Krannig, André Wehmeier, Andreas Berlineanu, Christine Beierlein, Patrick Glöckner, Dominik Maschke, Ralph Moser
  • Oligomeric organosilanes, the production thereof and the use thereof in rubber mixtures
    Patent number: 9745330
    Abstract: The present invention relates to oligomeric organosilanes containing at least two different structural units within a molecule, selected from the structural units A, B, C and D joined in any desired linear, branched or cyclic arrangement, wherein at least one R, R1, R2, R3, R4 or R7 group is an alkyl polyether group —O—(R5—O)m—R6, to the preparation thereof and to the use thereof in rubber mixtures.
    Type: Grant
    Filed: January 8, 2015
    Date of Patent: August 29, 2017
    Assignee: Evonik Degussa GmbH
    Inventors: Anke Blume, Ralph Moser, Sebastian Rosenstingl
  • Urea-containing silanes, process for preparation thereof and use thereof
    Patent number: 9527873
    Abstract: The invention relates to urea-containing silanes of the formula I which are prepared by reacting urea-containing disulphide silanes of the formula II with sulphur or in a first step, reacting an aminosilane of the formula III with an isocyanate of the formula IV and, in a second step, reacting the product from the first process step with sodium polysulphide of the formula (V) Na2Sx??(V) or in a first step, reacting an isocyanatosilane of the formula VII with an amine of the formula VIII and, in a second step, reacting the product from the first process step with sodium polysulphide of the formula (V) Na2Sx??(V).
    Type: Grant
    Filed: May 13, 2015
    Date of Patent: December 27, 2016
    Assignee: Evonik Degussa GmbH
    Inventors: Caren Röben, Ralph Moser, Frank Forster
  • OLIGOMERIC ORGANOSILANES, THE PRODUCTION THEREOF AND THE USE THEREOF IN RUBBER MIXTURES
    Publication number: 20160289251
    Abstract: The present invention relates to oligomeric organosilanes containing at least two different structural units within a molecule, selected from the structural units A, B, C and D joined in any desired linear, branched or cyclic arrangement, wherein at least one R, R1, R2, R3, R4 or R7 group is an alkyl polyether group —O—(R5—O)m—R6, to the preparation thereof and to the use thereof in rubber mixtures.
    Type: Application
    Filed: January 8, 2015
    Publication date: October 6, 2016
    Applicant: EVONIK DEGUSSA GMBH
    Inventors: Anke BLUME, Ralph MOSER, Sebastian ROSENSTINGL
  • Process for preparing urea-containing mercaptosilanes
    Patent number: 9440998
    Abstract: The invention relates to a process for preparing urea-containing mercaptosilanes of the general formula I wherein a chlorosilane of the general formula II is reacted with NaSH in C2-C8 alcohol.
    Type: Grant
    Filed: May 13, 2015
    Date of Patent: September 13, 2016
    Assignee: Evonik Degussa GmbH
    Inventors: Ralph Moser, Caren Röben, Stefanie Mayer
  • Urea-containing mercaptosilanes, process for preparation thereof and use thereof
    Patent number: 9388200
    Abstract: The invention relates to urea-containing mercaptosilanes of the formula I which are prepared by reacting a halosilane of the formula II with compounds of the formula III in an alcohol.
    Type: Grant
    Filed: May 13, 2015
    Date of Patent: July 12, 2016
    Assignee: Evonik Degussa GmbH
    Inventors: Caren Röben, Ralph Moser, Stefanie Mayer
  • Urea-containing silanes, process for preparation thereof and use thereof
    Patent number: 9388201
    Abstract: The invention relates to urea-containing silanes of the formula I which are prepared by, in a first step, reacting an aminosilane of the formula II with an isocyanate of the formula III and, in a second step, reacting the product from the first process step with sodium sulphide of the formula IV Na2S??(IV) or in a first step, reacting an isocyanatosilane of the formula VI with an amine of the formula VII and, in a second step, reacting the product from the first process step with sodium sulphide of the formula IV Na2S??(IV).
    Type: Grant
    Filed: May 13, 2015
    Date of Patent: July 12, 2016
    Assignee: Evonik Degussa GmbH
    Inventors: Caren Röben, Ralph Moser, Stefanie Mayer
  • Process for preparing urea-containing silanes
    Patent number: 9290523
    Abstract: The invention relates to a process for preparing urea-containing silanes of the general formula I wherein a diamine of the general formula II H2N—R—S—S—R—NH2??(II) is reacted with isocyanatosilane of the general formula III (R1)3Si—R—NCO??(III) in water.
    Type: Grant
    Filed: May 13, 2015
    Date of Patent: March 22, 2016
    Assignee: Evonik Industries AG
    Inventors: Sebastian Rosenstingl, Ralph Moser, Caren Röben, Rosemarie Burger
  • PROCESS FOR PREPARING UREA-CONTAINING SILANES
    Publication number: 20150329574
    Abstract: The invention relates to a process for preparing urea-containing silanes of the general formula I wherein a diamine of the general formula II H2N—R—S—S—R—NH2??(II) is reacted with isocyanatosilane of the general formula III (R1)3Si—R—NCO??(III) in water.
    Type: Application
    Filed: May 13, 2015
    Publication date: November 19, 2015
    Inventors: Ralph Moser, Sebastian Rosenstingl, Rosemarie Burger
  • UREA-CONTAINING SILANES, PROCESS FOR PREPARATION THEREOF AND USE THEREOF
    Publication number: 20150329573
    Abstract: The invention relates to urea-containing silanes of the formula I which are prepared by reacting urea-containing disulphide silanes of the formula II with sulphur or in a first step, reacting an aminosilane of the formula III with an isocyanate of the formula IV and, in a second step, reacting the product from the first process step with sodium polysulphide of the formula (V) Na2Sx??(V) or in a first step, reacting an isocyanatosilane of the formula VII with an amine of the formula VIII and, in a second step, reacting the product from the first process step with sodium polysulphide of the formula (V) Na2Sx??(V).
    Type: Application
    Filed: May 13, 2015
    Publication date: November 19, 2015
    Inventors: Ralph Moser, Frank Forster
  • PROCESS FOR PREPARING UREA-CONTAINING MERCAPTOSILANES
    Publication number: 20150329572
    Abstract: The invention relates to a process for preparing urea-containing mercaptosilanes of the general formula I wherein a chlorosilane of the general formula II is reacted with NaSH in C2-C8 alcohol.
    Type: Application
    Filed: May 13, 2015
    Publication date: November 19, 2015
    Inventors: Ralph Moser, Stefanie Mayer
  • UREA-CONTAINING SILANES, PROCESS FOR PREPARATION THEREOF AND USE THEREOF
    Publication number: 20150329571
    Abstract: The invention relates to urea-containing silanes of the formula I which are prepared by, in a first step, reacting an aminosilane of the formula II with an isocyanate of the formula III and, in a second step, reacting the product from the first process step with sodium sulphide of the formula IV Na2S??(IV) or in a first step, reacting an isocyanatosilane of the formula VI with an amine of the formula VII and, in a second step, reacting the product from the first process step with sodium sulphide of the formula IV Na2S??(IV).
    Type: Application
    Filed: May 13, 2015
    Publication date: November 19, 2015
    Inventors: Ralph Moser, Stefanie Mayer
  • UREA-CONTAINING MERCAPTOSILANES, PROCESS FOR PREPARATION THEREOF AND USE THEREOF
    Publication number: 20150329569
    Abstract: The invention relates to urea-containing mercaptosilanes of the formula I which are prepared by reacting a halosilane of the formula II with compounds of the formula III in an alcohol.
    Type: Application
    Filed: May 13, 2015
    Publication date: November 19, 2015
    Inventors: Ralph Moser, Stefanie Mayer