Patents by Inventor Peter Seelmann

Peter Seelmann 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).

  • Patent number: 11540513
    Abstract: Described herein is an aqueous composition including particles coated with at least one non-amphoteric, quaternizable polymer which is water soluble at 20° C., and at least one dispersing component, where the dispersing component includes a dispersing agent selected from an amphiphilic graft polymer based on water-soluble polyalkylene oxides (A) as a graft base and side chains formed by polymerization of a vinyl ester component (B), the polymer having an average of ?1 graft site per 50 alkylene oxide units and a mean molar mass Mw of from 3000 to 100 000.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: January 3, 2023
    Assignee: BASF SE
    Inventors: Hans-Peter Seelmann-Eggebert, Joachim Bentele, Simon Poulton
  • Publication number: 20210307317
    Abstract: Described herein is a polymeric stabilizing agent selected from poly-lysine derivatives obtained by process including heating an aqueous lysine solution to boiling, increasing a temperature of the aqueous lysine solution to a reaction temperature in the range of about 105° C. to about 180° C., and keeping the reaction temperature in the range of about 105° C. to about 180° C. until a melt viscosity of the reaction mixture is in the range of about 350 mPa*s to about 6,500 mPa*s, and (ii) an amine number in the range of about 100 mg KOH/g to about 500 mg KOH/g is achieved. The process also includes adding alkyl-carboxylic acid or alkenyl-carboxylic acid in amounts of 2.5 mol % to 10 mol %, and increasing or keeping the reaction temperature in the range of about 105° C. to about 180° C. until number of free alkyl-carboxylic acid or alkenyl-carboxylic acid is ?9% by weight.
    Type: Application
    Filed: May 11, 2018
    Publication date: October 7, 2021
    Inventors: Markus Kalt, Janine Rude, Helmut Witteler, Markus Meise, Frank Klippel, Tina Schroeder-Grimonpont, Hans-Peter Seelmann-Eggebert
  • Publication number: 20210289773
    Abstract: Described herein is a poly-lysine derivative obtained by a process including heating an aqueous lysine solution to boiling, increasing a temperature of the aqueous lysine solution to a reaction temperature in the range of about 105° C. to about 180° C., and keeping the reaction temperature in the range of about 105° C. to about 180° C. until (i) a melt viscosity of the reaction mixture is in the range of about 350 mPa*s to about 6,500 mPa*s, and (ii) an amine number in the range of about 100 mg KOH/g to about 500 mg KOH/g is achieved. The process also includes adding alkyl-carboxylic acid or alkenyl-carboxylic acid in amounts of 2.5 mol % to 10 mol %, and increasing or keeping the reaction temperature in the range of about 105° C. to about 180° C. until number of free alkyl-carboxylic acid or alkenyl-carboxylic acid is ?9% by weight.
    Type: Application
    Filed: April 17, 2018
    Publication date: September 23, 2021
    Inventors: Markus Kalt, Helmut Witteler, Tina Schroeder-Grimonpot, Markus Meise, Hans-Peter Seelmann-Eggebert, Frank Klippel
  • Patent number: 10899932
    Abstract: The present invention relates to particles based on inorganic, organic compounds, sulfur and/or diamond, coated with a nonampholytic, quaternizable polymer which is water-soluble at 20° C., and also to their use. The invention likewise pertains to a method for depositing these disperse particles in a metallic phase on the surface of a substrate.
    Type: Grant
    Filed: October 23, 2015
    Date of Patent: January 26, 2021
    Assignee: BASF SE
    Inventors: Hans-Peter Seelmann-Eggebert, Tobias Urban
  • Publication number: 20190313637
    Abstract: Described herein is an aqueous composition including particles coated with at least one non-amphoteric, quaternizable polymer which is water soluble at 20° C., and at least one dispersing component, where the dispersing component includes a dispersing agent selected from an amphiphilic graft polymer based on water-soluble polyalkylene oxides (A) as a graft base and side chains formed by polymerization of a vinyl ester component (B), the polymer having an average of ?1 graft site per 50 alkylene oxide units and a mean molar mass Mw of from 3000 to 100 000.
    Type: Application
    Filed: December 21, 2017
    Publication date: October 17, 2019
    Inventors: Hans-Peter Seelmann-Eggebert, Joachim Bentele, Simon Poulton
  • Publication number: 20180334569
    Abstract: The present invention relates to particles based on inorganic, organic compounds, sulfur and/or diamond, coated with a nonampholytic, quaternizable polymer which is water-soluble at 20° C., and also to their use. The invention likewise pertains to a method for depositing these disperse particles in a metallic phase on the surface of a substrate.
    Type: Application
    Filed: October 23, 2015
    Publication date: November 22, 2018
    Inventors: Hans-Peter Seelmann-Eggebert, Tobias Urban
  • Publication number: 20180171563
    Abstract: A noise protection element for the insulation and absorption of sound emissions from vehicles, more particularly road vehicles and railway vehicles and also aeroplanes moving along a traffic route. The noise protection element includes a plate having a transparent material, where a noise-absorbing material has been applied on at least one of the two surfaces of the plate, where the noise-absorbing material is a closed-pore polymer foam.
    Type: Application
    Filed: December 18, 2017
    Publication date: June 21, 2018
    Applicant: Evonik Röhm GmbH
    Inventors: Gerd JONAS, Peter Seelmann
  • Publication number: 20180118951
    Abstract: The present invention relates to particles based on inorganic, organic compounds, sulfur and/or diamond, coated with a nonampholytic, quaternizable polymer which is water-soluble at 20° C., and also to their use. The invention likewise pertains to a method for depositing these disperse particles in a metallic phase on the surface of a substrate.
    Type: Application
    Filed: October 23, 2015
    Publication date: May 3, 2018
    Inventors: Hans-Peter Seelmann-Eggebert, Tobias Urban
  • Patent number: 9487845
    Abstract: Aqueous leachant compositions and processes for using the same comprising: (a) providing a metal-containing compound; and (b) subjecting the metal-containing compound to an acid digestion comprising contacting the metal-containing compound with an aqueous leachant; wherein the aqueous leachant comprises a mixture selected from the group consisting of: (i) sulfuric acid and one or more alkanesulfonic acids having alkane moieties selected from the group consisting of propyl, ethyl and methyl groups, at a weight ratio of alkanesulfonic acid to sulfuric acid of 1:1000 to 1:1; (ii) sulfuric acid and one or more salts of alkanesulfonic acids having alkane moieties selected from the group consisting of propyl, ethyl and methyl groups, at a weight ratio of salt of alkanesulfonic acid to sulfuric acid of 1:9 to 1:99.
    Type: Grant
    Filed: May 12, 2011
    Date of Patent: November 8, 2016
    Assignee: BASF SE
    Inventors: Thomas Heidenfelder, Helmut Witteler, Bernd Laubusch, Hans-Peter Seelmann-Eggebert
  • Publication number: 20130236386
    Abstract: The invention relates to the use of modified polyglycols for production of cooling and/or lubricating fluids, to novel cooling and/or lubricating fluids, to the use of the cooling and/or lubricating fluids in the removal of material, especially in the cutting of wafers, and to wafers produced with the aid of the cutting fluid.
    Type: Application
    Filed: January 28, 2013
    Publication date: September 12, 2013
    Inventors: Hans-Peter Seelmann-Eggebert, Sophie Maitro-Vogel, Eva-Maria Reis-Walther, Joachim Bentele, Lena Alveborn-Jansson
  • Publication number: 20120321858
    Abstract: Molding composed of metal-network-reinforced plastic in the form of a domelight, and production process for same.
    Type: Application
    Filed: February 4, 2011
    Publication date: December 20, 2012
    Applicant: Evonik Roehm GmbH
    Inventors: Peter Seelmann, Manfred Geyer, Katharina Holy, Gerd Hampl, Brigitte Zednik, Walter Hutterer
  • Publication number: 20120264879
    Abstract: This invention relates to a process for producing coatings based on an LCST polymer and to formed articles obtainable by the process.
    Type: Application
    Filed: April 3, 2012
    Publication date: October 18, 2012
    Applicant: Basf Se
    Inventors: Thomas WEISS, Hans-Peter Seelmann-Eggebert, Christian Hubert Weidl, Roman Benedikt Raether
  • Publication number: 20120264872
    Abstract: The invention relates to LCST polymers and their preparation and use.
    Type: Application
    Filed: April 3, 2012
    Publication date: October 18, 2012
    Applicant: BASF SE
    Inventors: Thomas Weiss, Hans-Peter Seelmann-Eggebert, Andrea Misske, Wolfgang Spiegler
  • Patent number: 8287616
    Abstract: A composition for cyanide leaching which comprises at least one nonionic surfactant and a process for extracting metals using the abovementioned composition are described.
    Type: Grant
    Filed: December 22, 2005
    Date of Patent: October 16, 2012
    Assignee: BASF Aktiengesellschaft
    Inventors: Hans-Peter Seelmann-Eggebert, Guenter Oetter, Arturo Berastain, Cesar Ostos Rios
  • Publication number: 20120034146
    Abstract: The invention relates to improved novel carrier fluids for abrasives, in particular cutting fluids, for wafer production, the use thereof and a method of cutting wafers.
    Type: Application
    Filed: August 1, 2011
    Publication date: February 9, 2012
    Applicant: BASF SE
    Inventors: Hans-Peter SEELMANN-EGGEBERT, Andreas SENF, Markus Roesch, Joachim BENTELE, Kati SCHMIDT, Udo STEFANOWSKI
  • Publication number: 20110217222
    Abstract: Aqueous leachant compositions and processes for using the same comprising: (a) providing a metal-containing compound; and (b) subjecting the metal-containing compound to an acid digestion comprising contacting the metal-containing compound with an aqueous leachant; wherein the aqueous leachant comprises a mixture selected from the group consisting of: (i) sulfuric acid and one or more alkanesulfonic acids having alkane moieties selected from the group consisting of propyl, ethyl and methyl groups, at a weight ratio of alkanesulfonic acid to sulfuric acid of 1:1000 to 1:1; (ii) sulfuric acid and one or more salts of alkanesulfonic acids having alkane moieties selected from the group consisting of propyl, ethyl and methyl groups, at a weight ratio of salt of alkanesulfonic acid to sulfuric acid of 1:9 to 1:99.
    Type: Application
    Filed: May 12, 2011
    Publication date: September 8, 2011
    Applicant: BASF SE
    Inventors: Thomas Heidenfelder, Helmut Witteler, Bernd Laubusch, Hans-Peter Seelmann-Eggebert
  • Patent number: 8003199
    Abstract: An acrylic glass plate for use as an opaque noise protection element in noise protection walls, the plate measuring a minimum of 2×2 m and having a minimum thickness of 8 mm wherein threads, strips, grids or networks consisting of a material which is incompatible with the acrylic glass are integrated into the acrylic glass for binding splinters in the event of a fracture of the plate, and the plate comprises between 40 and 80 wt. % of filling materials, in relation to its total weight (calculated without integrated threads, strips, grids or networks); and a method for producing such plates.
    Type: Grant
    Filed: June 30, 2003
    Date of Patent: August 23, 2011
    Assignee: EVONIK ROHM GmbH
    Inventors: Egbert Schoela, Gerald Molnar, Gerd Hampl, Peter Seelmann, Mojmir Ruzicka
  • Patent number: 7862785
    Abstract: An aqueous sulfuric acid-containing composition which comprises at least one surfactant, and a process for extricating metal from metal-containing materials with the aid of this aqueous sulfuric acid-containing composition are described.
    Type: Grant
    Filed: December 23, 2005
    Date of Patent: January 4, 2011
    Assignee: BASF Aktiengesellschaft
    Inventors: Hans-Peter Seelmann-Eggebert, Guenter Oetter, Carlos Rene Ponce Brodersen, Ricardo Daniel Lopez Lopez Pinochet, Arturo Berastain
  • Patent number: 7665574
    Abstract: Soundproofing, restraining systems including at least one transparent acrylic glass panel that contains at least one embedded metal cable. A layer of plastic is provided, at least partially, between the surface of the metal cable and the transparent acrylic glass matrix. The restraining systems can be used in particular as noise barriers.
    Type: Grant
    Filed: December 17, 2002
    Date of Patent: February 23, 2010
    Assignee: Roehm GmbH & Co. KG
    Inventors: Egbert Schoela, Peter Seelmann, Ingulf Stuelpnagel, Johannes Kistenich, Ryoichi Tanaka, Motoji Tashiro
  • Patent number: 7608653
    Abstract: The present invention relates to a coating material formulation comprising a mixture comprising as component a1 at least one surfactant and as component a2 at least one compound corresponding to the general formula (I) R1—O—(CH2—CHR2—O)n—(CH2—CH2—O)m—R3??(I) in which R1 is phenyl or substituted phenyl, C4-C14 alkyl, R2 is C1-C8 alkyl, R3 is hydrogen, C1-C6 alkyl, benzoyl, acetyl, acryloyl, methacryloyl, n has an average value of 0 to 10, m has an average value of 1 to 10, where n+m?10 and m>n, and the alkylene oxide structural units, which are different if appropriate, can be distributed randomly or arranged in blocks, 1%-95% by weight of film-forming binders and resins, 0%-80% by weight of fillers, 0%-40% by weight of pigments, 0%-20% by weight of additives and 0%-90% by weight of organic solvents and/or water, the sum of the weight percentages being 100% by weight, and to the use of the mixture of the invention for lowering the surface tension in a coating material by addition to the coating material
    Type: Grant
    Filed: July 15, 2005
    Date of Patent: October 27, 2009
    Assignee: BASF Aktiengesellschaft
    Inventors: Christian Wulff, Hans-Peter Seelmann-Eggebert, Susanne Stutz, Guenter Oetter