Patents by Inventor Hans Peter Rath

Hans Peter Rath 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: 10294350
    Abstract: The use of tetrahydrobenzoxazines I where R1 is a hydrocarbyl radical and R2, R3, R4 and R5 are each independently hydrogen atoms, hydroxyl groups or hydrocarbyl radicals, and where R2 to R5 may also form a second and a third tetrahydrooxazine ring, with the proviso that at least one of the substituents has from 4 to 3000 carbon atoms and the remaining substituents, when they are hydrocarbyl radicals, each have from 1 to 20 carbon atoms, as stabilizers for stabilizing inanimate organic material, especially turbine fuels, against the action of light, oxygen and heat.
    Type: Grant
    Filed: March 19, 2018
    Date of Patent: May 21, 2019
    Assignee: BASF SE
    Inventors: Arno Lange, Helmut Mach, Hans Peter Rath, Dietmar Posselt
  • Publication number: 20180208744
    Abstract: The use of tetrahydrobenzoxazines I where R1 is a hydrocarbyl radical and R2, R3, R4 and R5 are each independently hydrogen atoms, hydroxyl groups or hydrocarbyl radicals, and where R2 to R5 may also form a second and a third tetrahydrooxazine ring, with the proviso that at least one of the substituents has from 4 to 3000 carbon atoms and the remaining substituents, when they are hydrocarbyl radicals, each have from 1 to 20 carbon atoms, as stabilizers for stabilizing inanimate organic material, especially turbine fuels, against the action of light, oxygen and heat.
    Type: Application
    Filed: March 19, 2018
    Publication date: July 26, 2018
    Applicant: BASF SE
    Inventors: Arno Lange, Helmut Mach, Hans Peter Rath, Dietmar Posselt
  • Patent number: 9951204
    Abstract: The use of tetrahydrobenzoxazines I where R1 is a hydrocarbyl radical and R2, R3, R4 and R5 are each independently hydrogen atoms, hydroxyl groups or hydrocarbyl radicals, and where R2 to R5 may also form a second and a third tetrahydrooxazine ring, with the proviso that at least one of the substituents has from 4 to 3000 carbon atoms and the remaining substituents, when they are hydrocarbyl radicals, each have from 1 to 20 carbon atoms, as stabilizers for stabilizing inanimate organic material, especially turbine fuels, against the action of light, oxygen and heat.
    Type: Grant
    Filed: October 27, 2015
    Date of Patent: April 24, 2018
    Assignee: BASF SE
    Inventors: Arno Lange, Helmut Mach, Hans Peter Rath, Dietmar Posselt
  • Patent number: 9938479
    Abstract: The present invention relates to the use of amines and/or Mannich adducts as detergents and/or dispersants in fuel and lubricant compositions for direct-injection gasoline engines. The invention further relates to fuel and lubricant compositions which comprise at least one such Mannich adduct, and also a bisaminoalkylated Mannich adduct.
    Type: Grant
    Filed: March 7, 2016
    Date of Patent: April 10, 2018
    Assignee: BASF SE
    Inventors: Arno Lange, Hans Peter Rath, Marc Walter, Marco Bergemann, Helmut Schmidt
  • Patent number: 9840608
    Abstract: The use of tetrahydrobenzoxazines I where R1 is a hydrocarbyl radical and R2, R3, R4 and R5 are each independently hydrogen atoms, hydroxyl groups or hydrocarbyl radicals, and where R2 to R5 may also form a second and a third tetrahydrooxazine ring, with the proviso that at least one of the substituents has from 4 to 3000 carbon atoms and the remaining substituents, when they are hydrocarbyl radicals, each have from 1 to 20 carbon atoms, as stabilizers for stabilizing inanimate organic material, especially turbine fuels, against the action of light, oxygen and heat.
    Type: Grant
    Filed: March 23, 2015
    Date of Patent: December 12, 2017
    Assignee: BASF SE
    Inventors: Arno Lange, Helmut Mach, Hans Peter Rath, Dietmar Posselt
  • Publication number: 20160222309
    Abstract: The present invention relates to the use of amines and/or Mannich adducts as detergents and/or dispersants in fuel and lubricant compositions for direct-injection gasoline engines. The invention further relates to fuel and lubricant compositions which comprise at least one such Mannich adduct, and also a bisaminoalkylated Mannich adduct.
    Type: Application
    Filed: March 7, 2016
    Publication date: August 4, 2016
    Applicant: BASF SE
    Inventors: Arno LANGE, Hans Peter RATH, Marc WALTER, Marco BERGEMANN, Helmut SCHMIDT
  • Patent number: 9309475
    Abstract: The present invention relates to the use of amines and/or Mannich adducts as detergents and/or dispersants in fuel and lubricant compositions for direct-injection gasoline engines. The invention further relates to fuel and lubricant compositions which comprise at least one such Mannich adduct, and also a bisaminoalkylated Mannich adduct.
    Type: Grant
    Filed: April 25, 2013
    Date of Patent: April 12, 2016
    Assignee: BASF SE
    Inventors: Arno Lange, Hans Peter Rath, Marc Walter, Marco Bergemann, Helmut Schmidt
  • Publication number: 20160046788
    Abstract: The use of tetrahydrobenzoxazines I where R1 is a hydrocarbyl radical and R2, R3, R4 and R5 are each independently hydrogen atoms, hydroxyl groups or hydrocarbyl radicals, and where R2 to R5 may also form a second and a third tetrahydrooxazine ring, with the proviso that at least one of the substituents has from 4 to 3000 carbon atoms and the remaining substituents, when they are hydrocarbyl radicals, each have from 1 to 20 carbon atoms, as stabilizers for stabilizing inanimate organic material, especially turbine fuels, against the action of light, oxygen and heat.
    Type: Application
    Filed: October 27, 2015
    Publication date: February 18, 2016
    Applicant: BASF SE
    Inventors: Arno LANGE, Helmut MACH, Hans Peter RATH, Dietmar POSSELT
  • Patent number: 9217115
    Abstract: The use of tetrahydrobenzoxazines I where R1 is a hydrocarbyl radical and R2, R3, R4 and R5 are each independently hydrogen atoms, hydroxyl groups or hydrocarbyl radicals, and where R2 to R5 may also form a second and a third tetrahydrooxazine ring, with the proviso that at least one of the substituents has from 4 to 3000 carbon atoms and the remaining substituents, when they are hydrocarbyl radicals, each have from 1 to 20 carbon atoms, as stabilizers for stabilizing inanimate organic material, especially turbine fuels, against the action of light, oxygen and heat.
    Type: Grant
    Filed: July 18, 2006
    Date of Patent: December 22, 2015
    Assignee: BASF SE
    Inventors: Arno Lange, Helmut Mach, Hans Peter Rath, Dietmar Posselt
  • Publication number: 20150191668
    Abstract: The use of tetrahydrobenzoxazines I where R1 is a hydrocarbyl radical and R2, R3, R4 and R5 are each independently hydrogen atoms, hydroxyl groups or hydrocarbyl radicals, and where R2 to R5 may also form a second and a third tetrahydrooxazine ring, with the proviso that at least one of the substituents has from 4 to 3000 carbon atoms and the remaining substituents, when they are hydrocarbyl radicals, each have from 1 to 20 carbon atoms, as stabilizers for stabilizing inanimate organic material, especially turbine fuels, against the action of light, oxygen and heat.
    Type: Application
    Filed: March 23, 2015
    Publication date: July 9, 2015
    Applicant: BASF SE
    Inventors: Arno LANGE, Helmut Mach, Hans Peter Rath, Dietmar Posselt
  • Patent number: 9062267
    Abstract: The use of tetrahydrobenzoxazines I where R1 is a hydrocarbyl radical and R2, R3, R4 and R5 are each independently hydrogen atoms, hydroxyl groups or hydrocarbyl radicals, and where R2 to R5 may also form a second and a third tetrahydrooxazine ring, with the proviso that at least one of the substituents has from 4 to 3000 carbon atoms and the remaining substituents, when they are hydrocarbyl radicals, each have from 1 to 20 carbon atoms, as stabilizers for stabilizing inanimate organic material, especially turbine fuels, against the action of light, oxygen and heat.
    Type: Grant
    Filed: February 12, 2014
    Date of Patent: June 23, 2015
    Assignee: BASF SE
    Inventors: Arno Lange, Helmut Mach, Hans Peter Rath, Dietmar Posselt
  • Publication number: 20140163224
    Abstract: The use of tetrahydrobenzoxazines I where R1 is a hydrocarbyl radical and R2, R3, R4 and R5 are each independently hydrogen atoms, hydroxyl groups or hydrocarbyl radicals, and where R2 to R5 may also form a second and a third tetrahydrooxazine ring, with the proviso that at least one of the substituents has from 4 to 3000 carbon atoms and the remaining substituents, when they are hydrocarbyl radicals, each have from 1 to 20 carbon atoms, as stabilizers for stabilizing inanimate organic material, especially turbine fuels, against the action of light, oxygen and heat.
    Type: Application
    Filed: February 12, 2014
    Publication date: June 12, 2014
    Applicant: BASF SE
    Inventors: Arno LANGE, Helmut MACH, Hans Peter RATH, Dietmar POSSELT
  • Publication number: 20130237466
    Abstract: The present invention relates to the use of amines and/or Mannich adducts as detergents and/or dispersants in fuel and lubricant compositions for direct-injection gasoline engines. The invention further relates to fuel and lubricant compositions which comprise at least one such Mannich adduct, and also a bisaminoalkylated Mannich adduct.
    Type: Application
    Filed: April 25, 2013
    Publication date: September 12, 2013
    Applicant: BASF SE
    Inventors: Arno LANGE, Hans Peter RATH, Marc WALTER, Marco BERGEMANN, Helmut SCHMIDT
  • Patent number: 8496716
    Abstract: Polyisobutenylphenol-containing Mannich adducts are prepared by a) alkylation of a phenol with highly reactive polyisobutene at below about 50° C. in the presence of an alkylation catalyst; b) reaction of the reaction product from a) with formaldehyde, an oligomer or a polymer of formaldehyde and at least one amine which has at least one secondary amino function and no primary amino function, or c) reaction of the reaction product from a) with at least one adduct of at least one amine which has at least one secondary or primary amino function and formaldehyde, an oligomer of formaldehyde, a polymer of formaldehyde or a formaldehyde equivalent, and are used as detergent additives in fuel and lubricant compositions, and additive concentrates, fuel compositions and lubricant compositions contain these Mannich adducts.
    Type: Grant
    Filed: June 24, 2011
    Date of Patent: July 30, 2013
    Assignee: BASF SE
    Inventors: Arno Lange, Hans Peter Rath, Dietmar Posselt, Irene Troetsch-Schaller, Marc Walter
  • Patent number: 8449630
    Abstract: The present invention relates to the use of amines and/or Mannich adducts as detergents and/or dispersants in fuel and lubricant compositions for direct-injection gasoline engines. The invention further relates to fuel and lubricant compositions which comprise at least one such Mannich adduct, and also a bisaminoalkylated Mannich adduct.
    Type: Grant
    Filed: December 1, 2003
    Date of Patent: May 28, 2013
    Assignee: BASF SE
    Inventors: Arno Lange, Hans Peter Rath, Marc Walter, Marco Bergemann, Helmut Schmidt
  • Patent number: 8409474
    Abstract: The use of polycyclic phenolic compounds which have up to 20 benzene rings per molecule and are obtainable by reacting a tetrahydrobenzoxazine I where R1 is a hydrocarbyl radical and R2, R3, R4 and R5 are each independently hydrogen atoms, hydroxyl groups or hydrocarbyl radicals with one or more of the same or different phenols II where R7, R8, R9 and R10 are each independently hydrogen atoms, hydroxyl groups or hydrocarbyl radicals, and/or with one or more of the same or different tetrahydrobenzoxazines I, with the proviso that at least one of the substituents has from 13 to 3000 carbon atoms and the remaining substituents, when they are hydrocarbyl radicals, have in each case from 1 to 20 carbon atoms as stabilizers for stabilizing inanimate organic material against the action of light, oxygen and heat.
    Type: Grant
    Filed: February 21, 2007
    Date of Patent: April 2, 2013
    Assignee: BASF SE
    Inventors: Arno Lange, Helmut Mach, Hans Peter Rath, Dietmar Posselt
  • Patent number: 8377336
    Abstract: The use of polycyclic phenolic compounds which have up to 20 benzene rings per molecule and are obtainable by reacting a tetrahydrobenzoxazine I where R1 is a hydrocarbyl radical and R2, R3, R4 and R5 are each independently hydrogen atoms, hydroxyl groups or hydrocarbyl radicals with one or more of the same or different phenols II where R7, R8, R9 and R10 are each independently hydrogen atoms, hydroxyl groups or hydrocarbyl radicals, and/or with one or more of the same or different tetrahydrobenzoxazines I, with the proviso that at least one of the substituents has from 13 to 3000 carbon atoms and the remaining substituents, when they are hydrocarbyl radicals, have in each case from 1 to 20 carbon atoms as stabilizers for stabilizing inanimate organic material against the action of light, oxygen and heat.
    Type: Grant
    Filed: January 28, 2011
    Date of Patent: February 19, 2013
    Assignee: BASF SE
    Inventors: Arno Lange, Helmut Mach, Hans Peter Rath, Dietmar Posselt
  • Patent number: 8357829
    Abstract: The present invention relates to diblock copolymers of the formula A-B which are formed from a polymer block A which is formed essentially from ?-olefin units having from 6 to 22 carbon atoms, and a polymer block B which is formed essentially from isobutene units, to a process for their preparation, to their use in lubricant compositions and to lubricant compositions which comprise such diblock copolymers.
    Type: Grant
    Filed: May 6, 2009
    Date of Patent: January 22, 2013
    Assignee: BASF SE
    Inventors: Phillip Hanefeld, Hans Peter Rath, Helmut Mach, Rainer Urban
  • Publication number: 20110251114
    Abstract: Polyisobutenylphenol-containing Mannich adducts are prepared by a) alkylation of a phenol with highly reactive polyisobutene at below about 50° C. in the presence of an alkylation catalyst; b) reaction of the reaction product from a) with formaldehyde, an oligomer or a polymer of formaldehyde and at least one amine which has at least one secondary amino function and no primary amino function, or c) reaction of the reaction product from a) with at least one adduct of at least one amine which has at least one secondary or primary amino function and formaldehyde, an oligomer of formaldehyde, a polymer of formaldehyde or a formaldehyde equivalent, and are used as detergent additives in fuel and lubricant compositions, and additive concentrates, fuel compositions and lubricant compositions contain these Mannich adducts.
    Type: Application
    Filed: June 24, 2011
    Publication date: October 13, 2011
    Applicant: BASF SE
    Inventors: Arno LANGE, Hans Peter RATH, Dietmar POSSELT, Irene TRÖTSCH-SCHALLER, Marc WALTER
  • Patent number: 8016898
    Abstract: Polyisobutenylphenol-containing Mannich adducts are prepared by a) alkylation of a phenol with highly reactive polyisobutene having a number average molecular weight of less than 1000 and a polydispersity of less than 3.0, at below about 50° C. in the presence of an alkylation catalyst; b) reaction of the reaction product from a) with b1) an aldehyde chosen from formaldehyde, an oligomer and a polymer of formaldehyde and b2) at least one amine which has at least one primary or one secondary amino function and are used as detergent additives in fuel and lubricant compositions, and additive concentrates, fuel compositions and lubricant compositions contain these Mannich adducts.
    Type: Grant
    Filed: October 5, 2000
    Date of Patent: September 13, 2011
    Assignee: BASF Aktiengesellschaft
    Inventors: Arno Lange, Hans Peter Rath, Dietmar Posselt, Irene Trötsch-Schaller, Marc Walter