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).
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Patent number: 10294350Abstract: 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: GrantFiled: March 19, 2018Date of Patent: May 21, 2019Assignee: BASF SEInventors: Arno Lange, Helmut Mach, Hans Peter Rath, Dietmar Posselt
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Publication number: 20180208744Abstract: 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: ApplicationFiled: March 19, 2018Publication date: July 26, 2018Applicant: BASF SEInventors: Arno Lange, Helmut Mach, Hans Peter Rath, Dietmar Posselt
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Patent number: 9951204Abstract: 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: GrantFiled: October 27, 2015Date of Patent: April 24, 2018Assignee: BASF SEInventors: Arno Lange, Helmut Mach, Hans Peter Rath, Dietmar Posselt
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Patent number: 9938479Abstract: 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: GrantFiled: March 7, 2016Date of Patent: April 10, 2018Assignee: BASF SEInventors: Arno Lange, Hans Peter Rath, Marc Walter, Marco Bergemann, Helmut Schmidt
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Patent number: 9840608Abstract: 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: GrantFiled: March 23, 2015Date of Patent: December 12, 2017Assignee: BASF SEInventors: Arno Lange, Helmut Mach, Hans Peter Rath, Dietmar Posselt
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Publication number: 20160222309Abstract: 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: ApplicationFiled: March 7, 2016Publication date: August 4, 2016Applicant: BASF SEInventors: Arno LANGE, Hans Peter RATH, Marc WALTER, Marco BERGEMANN, Helmut SCHMIDT
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Patent number: 9309475Abstract: 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: GrantFiled: April 25, 2013Date of Patent: April 12, 2016Assignee: BASF SEInventors: Arno Lange, Hans Peter Rath, Marc Walter, Marco Bergemann, Helmut Schmidt
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Publication number: 20160046788Abstract: 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: ApplicationFiled: October 27, 2015Publication date: February 18, 2016Applicant: BASF SEInventors: Arno LANGE, Helmut MACH, Hans Peter RATH, Dietmar POSSELT
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Patent number: 9217115Abstract: 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: GrantFiled: July 18, 2006Date of Patent: December 22, 2015Assignee: BASF SEInventors: Arno Lange, Helmut Mach, Hans Peter Rath, Dietmar Posselt
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Publication number: 20150191668Abstract: 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: ApplicationFiled: March 23, 2015Publication date: July 9, 2015Applicant: BASF SEInventors: Arno LANGE, Helmut Mach, Hans Peter Rath, Dietmar Posselt
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Patent number: 9062267Abstract: 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: GrantFiled: February 12, 2014Date of Patent: June 23, 2015Assignee: BASF SEInventors: Arno Lange, Helmut Mach, Hans Peter Rath, Dietmar Posselt
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Publication number: 20140163224Abstract: 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: ApplicationFiled: February 12, 2014Publication date: June 12, 2014Applicant: BASF SEInventors: Arno LANGE, Helmut MACH, Hans Peter RATH, Dietmar POSSELT
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Publication number: 20130237466Abstract: 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: ApplicationFiled: April 25, 2013Publication date: September 12, 2013Applicant: BASF SEInventors: Arno LANGE, Hans Peter RATH, Marc WALTER, Marco BERGEMANN, Helmut SCHMIDT
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Patent number: 8496716Abstract: 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: GrantFiled: June 24, 2011Date of Patent: July 30, 2013Assignee: BASF SEInventors: Arno Lange, Hans Peter Rath, Dietmar Posselt, Irene Troetsch-Schaller, Marc Walter
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Patent number: 8449630Abstract: 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: GrantFiled: December 1, 2003Date of Patent: May 28, 2013Assignee: BASF SEInventors: Arno Lange, Hans Peter Rath, Marc Walter, Marco Bergemann, Helmut Schmidt
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Patent number: 8409474Abstract: 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: GrantFiled: February 21, 2007Date of Patent: April 2, 2013Assignee: BASF SEInventors: Arno Lange, Helmut Mach, Hans Peter Rath, Dietmar Posselt
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Patent number: 8377336Abstract: 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: GrantFiled: January 28, 2011Date of Patent: February 19, 2013Assignee: BASF SEInventors: Arno Lange, Helmut Mach, Hans Peter Rath, Dietmar Posselt
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Patent number: 8357829Abstract: 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: GrantFiled: May 6, 2009Date of Patent: January 22, 2013Assignee: BASF SEInventors: Phillip Hanefeld, Hans Peter Rath, Helmut Mach, Rainer Urban
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Publication number: 20110251114Abstract: 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: ApplicationFiled: June 24, 2011Publication date: October 13, 2011Applicant: BASF SEInventors: Arno LANGE, Hans Peter RATH, Dietmar POSSELT, Irene TRÖTSCH-SCHALLER, Marc WALTER
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Patent number: 8016898Abstract: 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: GrantFiled: October 5, 2000Date of Patent: September 13, 2011Assignee: BASF AktiengesellschaftInventors: Arno Lange, Hans Peter Rath, Dietmar Posselt, Irene Trötsch-Schaller, Marc Walter