Patents by Inventor Rüdiger Baum

Rüdiger Baum 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: 11116217
    Abstract: The invention relates to a biocidal composition containing 5-chlorine-2-methylisothiazolin-3-one and at least one other component selected from the group consisting of 1,2-benzisothiazolin-3-one, 2-bromine-2-nitropropane-1,3-diol and zinc. The claimed biocidal composition is characterized in that it contains methyl-4-isothiazolin-3-one in the region of between 0-2 wt. %, in relation to the total proportion of 5-chlorine-2-methyl-4-isothiazolin-3-ones. The invention also relates to the use of the claimed biocidal compositions for conserving technical products.
    Type: Grant
    Filed: March 29, 2017
    Date of Patent: September 14, 2021
    Assignee: Thor GmbH
    Inventors: Rüdiger Baum, Thomas Wunder, Hans-Jürgen Schmidt
  • Publication number: 20210204548
    Abstract: The present invention relates to stabilized compositions, or compositions that are stable when stored, comprising: (A) 2.5 to 15% by weight of the isothiazolinone 2-methyl-2H-isothiazolin-3-one and 1,2-benzisothiazolin-one and/or its sodium and/or potassium salt, (B) 0.5 to 50 ppm by weight of copper(II) ions, in relation to the weight fraction of component (A), (C) 100 to 2,500 ppm by weight, in relation to the total composition, of at least one oxidizing agent selected from the group consisting of sodium iodate, potassium iodate, sodium bromate and potassium bromate, or mixtures of these and (D) water. The invention further relates to a process for the preservation of technical materials by means of the aforementioned compositions, as well as the technical materials treated therewith.
    Type: Application
    Filed: March 28, 2018
    Publication date: July 8, 2021
    Applicant: Thor GmbH
    Inventors: Stefan Apenberg, Rüdiger Baum
  • Publication number: 20200229439
    Abstract: The present invention relates to a storage stable biocide composition containing the following components: (a) from 2 wt % to 20 wt % of one or more isothiazolinones selected from the group consisting of methylisothiazolin-3-one (MIT), 1,2-benzisothiazolin-3-one (BIT), and N-methyl-1,2-benzisothiazolin-3-one (M-BIT), (b) from 65 wt % to 97 wt % of at least one biocide selected from the following group: phenoxyethanol, phenetyl alcohol, and phenylpropanol, and (c) from 1 wt % to 15 wt % of water. The invention furthermore relates to use of the composition in order to protect technical materials from spoilage and/or degradation as a result of microorganisms.
    Type: Application
    Filed: August 29, 2016
    Publication date: July 23, 2020
    Applicant: Thor GmbH
    Inventor: Rüdiger Baum
  • Patent number: 10633547
    Abstract: The invention relates to a method for reducing microbial attack of products in the context of which 5-chloro-2-methyl-4-isothiazolin-3-one having a content of 2-methyl-4-isothiazolin-3-one in the range from 0 to 2 wt % based on the total proportion of 5-chloro-2-methyl-4-isothiazolin-3-one is employed and in a subsequent method Step at least largely decomposed. The method according to the invention is further characterized in that in a further method Step at least one further component for post-preservation of the products is employed.
    Type: Grant
    Filed: February 15, 2017
    Date of Patent: April 28, 2020
    Assignee: Thor GmbH
    Inventors: Rüdiger Baum, Peter Erich Hahn, Hans-Jürgen Schmidt, Thomas Wunder
  • Publication number: 20200123396
    Abstract: The invention relates to preserved products which contain 1 to 100 ppm of 5-chloro-2-methyl-4-isothiazolin-3-one with a content of 2-methyl-4-isothiazolin-3-one in the range from 0 to 2 wt. % based on the total amount of 5-chloro-2-methyl-4-isothiazolin-3-one, and to the use of 5-chloro-2-methyl-4-isothiazolin-3-one with a content of 2-methyl-4-isothiazolin-3-one in the range from 0 to 2 wt. % based on the total amount of 5-chloro-2-methyl-4-isothiazolin-3-one, for the preservation of products.
    Type: Application
    Filed: December 19, 2019
    Publication date: April 23, 2020
    Inventors: Peter Erich HAHN, Hans-Jürgen SCHMIDT, Rüdiger BAUM, Thomas WUNDER
  • Publication number: 20190110477
    Abstract: The invention relates to a biocidal composition containing 5-chlorine-2-methylisothiazolin-3-one and at least one other component selected from the group consisting of 1,2-benzisothiazolin-3-one, 2-bromine-2-nitropropane-1,3-diol and zinc. The claimed biocidal composition is characterized in that it contains methyl-4-isothiazolin-3-one in the region of between 0-2 wt. %, in relation to the total proportion of 5-chlorine-2-methyl-4-isothiazolin-3-ones. The invention also relates to the use of the claimed biocidal compositions for conserving technical products.
    Type: Application
    Filed: March 29, 2017
    Publication date: April 18, 2019
    Applicant: Thor GmbH
    Inventors: Rüdiger Baum, Thomas Wunder, Hans-Jürgen Schmidt
  • Publication number: 20190071575
    Abstract: The invention relates to a method for reducing microbial attack of products in the context of which 5-chloro-2-methyl-4-isothiazolin-3-one having a content of 2-methyl-4-isothiazolin-3-one in the range from 0 to 2 wt % based on the total proportion of 5-chloro-2-methyl-4-isothiazolin-3-one is employed and in a subsequent method Step at least largely decomposed. The method according to the invention is further characterized in that in a further method Step at least one further component for post-preservation of the products is employed.
    Type: Application
    Filed: February 15, 2017
    Publication date: March 7, 2019
    Applicant: Thor GmbH
    Inventors: Rüdiger Baum, Peter Erich Hahn, Hans-Jürgen Schmidt, Thomas Wunder
  • Patent number: 9909021
    Abstract: The present invention relates to a method for producing a coating agent, such as a paint or a plaster, having a 5-chloro-2-methyl-4-isothiazolone content in the range from 0 to 1 ppm, using components which would introduce in total more than 1.5 ppm of 5-chloro-2-methyl-4-isothiazolone into the coating agent.
    Type: Grant
    Filed: December 3, 2014
    Date of Patent: March 6, 2018
    Assignee: THOR GMBH
    Inventors: Rüdiger Baum, Peter Erich Hahn, Thomas Wunder
  • Publication number: 20170233585
    Abstract: The invention relates to preserved products which contain 1 to 100 ppm of 5-chloro-2-methyl-4-isothiazolin-3-one with a content of 2-methyl-4-isothiazolin-3-one in the range from 0 to 2 wt. % based on the total amount of 5-chloro-2-methyl-4-isothiazolin-3-one, and to the use of 5-chloro-2-methyl-4-isothiazolin-3-one with a content of 2-methyl-4-isothiazolin-3-one in the range from 0 to 2 wt. % based on the total amount of 5-chloro-2-methyl-4-isothiazolin-3-one, for the preservation of products.
    Type: Application
    Filed: August 4, 2015
    Publication date: August 17, 2017
    Applicant: THOR GMBH
    Inventors: Peter Erich HAHN, Hans-Jürgen SCHMIDT, Rüdiger BAUM, Thomas WUNDER
  • Publication number: 20160312046
    Abstract: The present invention relates to a method for producing a coating agent, such as a paint or a plaster, having a 5-chloro-2-methyl-4-isothiazolone content in the range from 0 to 1 ppm, using components which would introduce in total more than 1.5 ppm of 5-chloro-2-methyl-4-isothiazolone into the coating agent.
    Type: Application
    Filed: December 3, 2014
    Publication date: October 27, 2016
    Inventors: Rüdiger BAUM, Peter Erich HAHN, Thomas WUNDER
  • Publication number: 20160106100
    Abstract: The present invention relates to a microbicidal composition in the form of a concentrate and to the use of the composition for the preservation of technical and domestic products, preferred for the preservation of wet wipes.
    Type: Application
    Filed: May 23, 2014
    Publication date: April 21, 2016
    Inventors: Scott BETTS, Graham LAWSON, Marta URIZAL COMAS, Roman GRABBE, Rüdiger BAUM
  • Publication number: 20160106099
    Abstract: The present invention relates to a microbicidal composition in the form of a concentrate and to the use of the composition for the preservation of technical and domestic products, preferred for the preservation of detergents and paints.
    Type: Application
    Filed: May 23, 2014
    Publication date: April 21, 2016
    Inventors: Roman GRABBE, Thomas WUNDER, Rüdiger BAUM, Hans-Jürgen SCHMIDT, Scott BETTS
  • Publication number: 20130064899
    Abstract: The invention relates to a biocide composition which contains (A) silver, (B) one or more pyrithione(s) and (C) one or more 1,2-benzisothiazolin-3-one derivative(s) as microbiocidal active components.
    Type: Application
    Filed: May 23, 2011
    Publication date: March 14, 2013
    Applicant: THOR GMBH
    Inventors: Hans-Jürgen Schmidt, Rüdiger Baum, Thomas Wunder
  • Patent number: 7429392
    Abstract: The invention relates to a coating material for protection against microorganism invasion on surfaces which are exposed to the effects of damp or water. The coating material has either a pH-value of at least 11.0 or is provide with a base material for the coating whereby the pH-value is at least 11. The coating material is characterized in that it contains a biocide which bonds to solid particles in a carrier material and is released in a delayed manner therefrom.
    Type: Grant
    Filed: June 19, 2002
    Date of Patent: September 30, 2008
    Assignee: THOR GmbH
    Inventors: Rüdiger Baum, Dagmar Antoni-Zimmermann, Thomas Wunder, Hans-Jürgen Schmidt
  • Patent number: 6846777
    Abstract: The invention relates to a biocidal composition which can be added to materials which can be attacked by harmful micro-organisms, containing pyrithione as a biocidal active ingredient. The biocidal composition is characterised in that it contains 2-alkyl isothiazoline-3-one as another biocidally active ingredient. The active ingredients of the biocidal composition behave synergistically and are ideally suitable for controlling bacteria, fungus and algae.
    Type: Grant
    Filed: August 20, 2001
    Date of Patent: January 25, 2005
    Assignee: Thor GmbH
    Inventors: Dagmar Antoni-Zimmermann, Rüdiger Baum, Thomas Wunder, Hans-Jürgen Schmidt
  • Patent number: 6361788
    Abstract: A biocide composition is provided as an addition to substances that can be infected by harmful microorganisms, in which the biocide composition has at least two active biocidal substances, one of which is 2-methylisothiazolin-3-one. The composition is characterized in that it contains 1,2-benzisothiazolin-3-one, compositions containing 5-chloro-2-methylisothiazolin-3-one being excluded. In comparison with its individual components, the composition of the invention has a synergistic biocidal activity.
    Type: Grant
    Filed: February 18, 2000
    Date of Patent: March 26, 2002
    Assignee: Thor Chemie GmbH
    Inventors: Dagmar Antoni-Zimmermann, Rüdiger Baum, Thomas Wunder, Hans-Jürgen Schmidt