Patents by Inventor Bruno Rotzinger

Bruno Rotzinger 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: 11180476
    Abstract: A compound of formula (I) wherein R1 and R2 independently of one another are hydrogen, C1-C22alkyl, —O—, —OH, —CH2CN, C1-C18alkoxy, C2-C18alkoxy substituted by —OH; C5-C12cycloalkoxy, C3-C6alkenyl, C3-C6alkenyloxy, C7-C9phenylalkyl unsubstituted or substituted on the phenyl by 1, 2 or 3 C1-C4alkyl; or C1-C8acyl; and R3 and R4 independently of one another are C1-C22alkyl or a group of the formula (Ia) wherein R0 has one of the meanings of R1 and R2.
    Type: Grant
    Filed: January 30, 2020
    Date of Patent: November 23, 2021
    Assignee: BASF SE
    Inventors: Cornelia Schleth, Liane Schulz, Bruno Rotzinger, Bjoern Ludolph, Manuele Vitali
  • Publication number: 20200165226
    Abstract: A compound of formula (I) wherein R1 and R2 independently of one another are hydrogen, C1-C22alkyl, —O—, —OH, —CH2CN, C1-C18alkoxy, C2-C18alkoxy substituted by —OH; C5-C12cycloalkoxy, C3-C6alkenyl, C3-C6alkenyloxy, C7-C9phenylalkyl unsubstituted or substituted on the phenyl by 1, 2 or 3 C1-C4alkyl; or C1-C8acyl; and R3 and R4 independently of one another are C1-C22alkyl or a group of the formula (Ia) wherein R0 has one of the meanings of R1 and R2.
    Type: Application
    Filed: January 30, 2020
    Publication date: May 28, 2020
    Applicant: BASF SE
    Inventors: Cornelia Schleth, Liane Schulz, Bruno Rotzinger, Bjoern Ludolph, Manuele Vitali
  • Patent number: 10259931
    Abstract: The invention relates to a composition comprising an organic material susceptible to oxidative, thermal or light-induced degradation and a compound of formula I-P, I-O or I-M Further embodiments are a compound of formula I-P, I-O or I-M, a process for protection of the organic material by the compound, the use of the compound for stabilizing the organic material, an additive composition comprising the compound, a process for manufacturing the compound and intermediates involved therein.
    Type: Grant
    Filed: March 14, 2018
    Date of Patent: April 16, 2019
    Assignee: BASF SE
    Inventors: Werner Hoelzl, Bruno Rotzinger, Kai-Uwe Schoening, Roswell Easton King
  • Patent number: 10113052
    Abstract: A composition, which comprises a) an organic material susceptible to oxidative, thermal or light-induced degradation; and b) a compound of formula I (Formula I) (I) where R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10 are independently from each other H, C1-C8-alkyl, C4-C8-cycloalkyl, phenyl, C1-C4-alkoxy or halogen; n is 1, 2, 3, or 4; and when n is 1 A is —C(=0)-OR?1, —C(=0)-N(R?2)(R?3), —CN, phenyl, which is unsubstituted or substituted by one or more C1-C8-alkyl, C4-C8-alkoxy, C5-C7-cycloalkyl or halogen, —H or —S02-phenyl; when n is 2 A is —C(=0)-0-Z1—O—C(=0)-, —C(=0)-N(R?1)—Z2—N(R?2)—C(=0)- or piperazine-N,N?-biscarbonyl.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: October 30, 2018
    Assignee: BASF SE
    Inventors: Walter Fischer, Abdel-Ilah Basbas, Kai-Uwe Schoening, Cinzia Tartarini, Werner Hölzl, Bruno Rotzinger
  • Publication number: 20180291003
    Abstract: A compound of formula (I) wherein R1 and R2 independently of one another are hydrogen, C1-C22alkyl, —O—, —OH, —CH2CN, C1-C18alkoxy, C2-C18alkoxy substituted by —OH; C5-C12cycloalkoxy, C3-C6alkenyl, C3-C6alkenyloxy, C7-C9phenylalkyl unsubstituted or substituted on the phenyl by 1, 2 or 3 C1-C4alkyl; or C1-C8acyl; and R3 and R4 independently of one another are C1-C22alkyl or a group of the formula (Ia) wherein R0 has one of the meanings of R1 and R2.
    Type: Application
    Filed: June 14, 2018
    Publication date: October 11, 2018
    Applicant: BASF SE
    Inventors: Cornelia SCHLETH, Liane SCHULZ, Bruno ROTZINGER, Bjoern LUDOLPH, Manuele VITALI
  • Patent number: 10072136
    Abstract: The invention relates to a composition comprising an organic material susceptible to oxidative, thermal or light-induced degradation and a compound of formula I-P, I-O or I-M. Further embodiments are a compound of formula I-P, I-O or I-M, a process for protection of the organic material by the compound, the use of the compound against degradation of the organic material, an additive composition comprising the compound, a process for manufacturing the compound and an intermediate involved therein.
    Type: Grant
    Filed: August 3, 2015
    Date of Patent: September 11, 2018
    Assignee: BASF SE
    Inventors: Werner Hoelzl, Bruno Rotzinger, Kai-Uwe Schoening, Rick King, III
  • Publication number: 20180201760
    Abstract: The invention relates to a composition comprising an organic material susceptible to oxidative, thermal or light-induced degradation and a compound of formula I-P, I-O or I-M Further embodiments are a compound of formula I-P, I-O or I-M, a process for protection of the organic material by the compound, the use of the compound for stabilizing the organic material, an additive composition comprising the compound, a process for manufacturing the compound and intermediates involved therein.
    Type: Application
    Filed: March 14, 2018
    Publication date: July 19, 2018
    Applicant: BASF SE
    Inventors: Werner Hoelzl, Bruno Rotzinger, Kai-Uwe Schoening, Roswell Easton King
  • Patent number: 9951207
    Abstract: The invention relates to a composition comprising an organic material susceptible to oxidative, thermal or light-induced degradation and a compound of formula 1-P, 1-O or I-M. Further embodiments are a compound of formula 1-P, 1-O or 1-M, a process for protection of the organic material by the compound, the use of the compound for stabilizing the organic material, an additive composition comprising the compound, a process for manufacturing the compound and intermediates involved therein.
    Type: Grant
    Filed: February 13, 2015
    Date of Patent: April 24, 2018
    Assignee: BASF SE
    Inventors: Werner Hoelzl, Bruno Rotzinger, Kai-Uwe Schoening, Roswell Easton King
  • Publication number: 20170226323
    Abstract: The invention relates to a composition comprising an organic material susceptible to oxidative, thermal or light-induced degradation and a compound of formula I-P, I-O or I-M. Further embodiments are a compound of formula I-P, I-O or I-M, a process for protection of the organic material by the compound, the use of the compound against degradation of the organic material, an additive composition comprising the compound, a process for manufacturing the compound and an intermediate involved therein.
    Type: Application
    Filed: August 3, 2015
    Publication date: August 10, 2017
    Applicant: BASF SE
    Inventors: Werner HOELZL, Bruno ROTZINGER, Kai-Uwe SCHOENING, Rick KING, III
  • Publication number: 20170066905
    Abstract: The invention relates to a composition comprising an organic material susceptible to oxidative, thermal or light-induced degradation and a compound of formula 1-P, 1-O or I-M. Further embodiments are a compound of formula 1-P, 1-O or 1-M, a process for protection of the organic material by the compound, the use of the compound for stabilizing the organic material, an additive composition comprising the compound, a process for manufacturing the compound and intermediates involved therein.
    Type: Application
    Filed: February 13, 2015
    Publication date: March 9, 2017
    Applicant: BASF SE
    Inventors: Werner HOELZL, Bruno ROTZINGER, Kai-Uwe SCHOENING, Roswell Easton KING
  • Publication number: 20160362535
    Abstract: A composition, which comprises a) an organic material susceptible to oxidative, thermal or light-induced degradation; and b) a compound of formula I (Formula I) (I) where R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10 are independently from each other H, C1-C8-alkyl, C4-C8-cycloalkyl, phenyl, C1-C4-alkoxy or halogen; n is 1, 2, 3, or 4; and when n is 1 A is —C(=0)-OR?1, —C(=0)-N(R?2)(R?3), —CN, phenyl, which is unsubstituted or substituted by one or more C1-C8-alkyl, C4-C8-alkoxy, C5-C7-cycloalkyl or halogen, —H or —S02-phenyl; when n is 2 A is —C(=0)-0-Z1—O—C(=0)-, —C(=0)-N(R?1)—Z2—N(R?2)—C(=0)- or piperazine-N,N?-biscarbonyl.
    Type: Application
    Filed: August 26, 2016
    Publication date: December 15, 2016
    Inventors: Walter Fischer, Abdel-Ilah Basbas, Kai-Uwe Schoning, Cinzia Tartarini, Werner Hölzl, Bruno Rotzinger
  • Patent number: 9458380
    Abstract: A composition, which comprises a) an organic material susceptible to oxidative, thermal or light-induced degradation; and b) a compound of formula I (Formula I) (I) wherein R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10 are independently from each other H, C1-C8-alkyl, C4-C8-cycloalkyl, phenyl, C1-C4-alkoxy or halogen; n is 1, 2, 3, or 4; and when n is 1 A is —C(=0)-OR?1, —C(=0)-N(R?2)(R?3), —CN, phenyl, which is unsubstituted or substituted by one or more C1-C8-alkyl, C4-C8-alkoxy, C5-C7-cycloalkyl or halogen, —H or —S02-phenyl; when n is 2 A is —C(=0)-O—Z1—O—C(=0)-, —C(=0)-N(R?1)—Z2—N(R?2)—C(=0)- or piperazine-N,N?-biscarbonyl.
    Type: Grant
    Filed: April 25, 2012
    Date of Patent: October 4, 2016
    Assignee: BASF SE
    Inventors: Walter Fischer, Abdel-Ilah Basbas, Kai-Uwe Schoning, Cinzia Tartarini, Werner Holzl, Bruno Rotzinger
  • Publication number: 20160237063
    Abstract: A compound of the formula (I), wherein R1 and R2 independently of one another are hydrogen, C1-C22alkyl, —O., —OH, —CH2CN, C1-C18alkoxy, C2-C18alkoxy substituted by —OH; C5-C12cycloalkoxy, C3-C6alkenyl, C3-C6alkenyloxy, C7-C9phenylalkyl unsubstituted or substituted on the phenyl by 1, 2 or 3 C1-C4alkyl; or C1-C8acyl; and R3 and R4 independently of one another are C1-C22alkyl or a group of the formula (1a), wherein R0 has one of the meanings of R1 and R2.
    Type: Application
    Filed: October 13, 2014
    Publication date: August 18, 2016
    Applicant: BASF SE
    Inventors: Cornelia SCHLETH, Liane SCHULZ, Bruno ROTZINGER, Bjoern LUDOLPH, Manuele VITALI
  • Publication number: 20160200969
    Abstract: The present application relates to compositions comprising at least one acrylamide polymer P and at least one stabilizer S selected from sterically hindered amines; more particularly, the composition may be an aqueous solution comprising at least one acrylamide polymer P and at least one stabilizer S. In addition, the present invention relates to a process for producing the composition and to the use thereof in mineral oil production.
    Type: Application
    Filed: August 14, 2014
    Publication date: July 14, 2016
    Applicant: BASF SE
    Inventors: Roland REICHENBACH-KLINKE, Kai-Uwe SCHÖNING, Bruno ROTZINGER, Björn LANGLOTZ
  • Patent number: 9328218
    Abstract: The invention relates to a compound of the formula (I-1) wherein n is 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24 or 25, R1, R2, R3, R4, R5, R?1, R?2, R?3, R?4 and R?5 are each independently from each other H or C1-C8-alkyl. Compounds of the formula (I-1) or stabilizer mixtures containing compounds of the formula (I-1) are especially used for stabilization of polymers against degradation by oxidation, heat or light.
    Type: Grant
    Filed: July 9, 2013
    Date of Patent: May 3, 2016
    Assignee: BASF SE
    Inventors: Kai-Uwe Schoening, Cinzia Tartarini, Walid Al-Akhdar, Ulrich Berens, Bruno Rotzinger, Alexander Dichtl
  • Patent number: 9321902
    Abstract: The present invention relates to a composition, which comprises a) an organic material susceptible to oxidative, thermal or light-induced degradation, which is a polymer, an oligohydroxy compound, a wax, a fat or a mineral oil, with the proviso that the polymer is not a polypeptide, agar-agar or a component of agar-agar and the oligohydroxy compound is not glucose or a component of agar-agar; and b) a compound of formula (I) n is 1, 2, 3 or 4; when n is 1, R5 is H, C1-C30-alkyl, C3-C10-cycloalkyl, C6-C10-aryl, which is unsubstituted or substituted by C1-C8-alkyl, C1-C8-alkoxy, halogen or one phenyl, C7-C13-aralkyl, C2-C22-alkenyl, C3-C12-alkinyl, OH, C1-C30-alkyloxy, C3-C10-cycloalkyloxy, C6-C12-aryloxy, C7-C13-aralkyloxy, hydroxy-C1-C8-alkyl, carboxy-C1-C12-alkyl, C1-C12-alkoxycarbonyl-C1-C12-alkyl, C2-C30-alkyl, which is interrupted by one or more oxygen atoms, C2-C16-alkyl, which is interrupted by one sulfur atom, or NR?1R?2; when n is 2, R5 is C1-C12-alkane-diyl, C6-C14-arylene, C4-C8-cycloalkane-bis-(C1-
    Type: Grant
    Filed: March 19, 2013
    Date of Patent: April 26, 2016
    Assignee: BASF SE
    Inventors: Werner Hoelzl, Bruno Rotzinger
  • Publication number: 20150191581
    Abstract: The invention relates to a compound of the formula (I-1) wherein n is 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24 or 25, R1, R2, R3, R4, R5, R?1, R?2, R?3, R?4, and R?5 are each independently from each other H or C1-C8-alkyl. Compounds of the formula (I-1) or stabilizer mixtures containing compounds of the formula (I-1) are especially used for stabilization of polymers against degradation by oxidation, heat or light.
    Type: Application
    Filed: July 9, 2013
    Publication date: July 9, 2015
    Applicant: BASF SE
    Inventors: Kai-Uwe Schoening, Cinzia Tartarini, Walid Al-Akhdar, Ulrich Berens, Bruno Rotzinger, Alexander Dichtl
  • Patent number: 9068073
    Abstract: The present invention relates to methods of improving the scratch resistance of plastics materials and products made from them, such as articles in the automotive industry e.g. for the interior of automobiles, as well as the use of certain additives for that purpose and related invention embodiments. The improving comprises adding a friction modifier, and in addition a grafted polymer and a fatty acid amide, to a rubber modified polyolefin composition used as polymer substrate for the articles.
    Type: Grant
    Filed: December 11, 2009
    Date of Patent: June 30, 2015
    Assignee: BASF SE
    Inventors: Martin Brunner, Bruno Rotzinger, Per Magnus Kristiansen, Rolf Benz
  • Patent number: 9051448
    Abstract: The invention describes a process for stabilizing an organic material against oxidative, thermal or light-induced degradation, which comprises incorporating therein or applying thereto at least a compound of the formula (I) wherein the general symbols are as defined in claim 1. The compounds of the formula I are especially useful as processing stabilizers for synthetic polymers.
    Type: Grant
    Filed: August 22, 2005
    Date of Patent: June 9, 2015
    Assignee: BASF SE
    Inventors: Michèle Gerster, Dietmar Mäder, Bruno Rotzinger
  • Publication number: 20150087755
    Abstract: The present invention relates to a composition, which comprises a) an organic material susceptible to oxidative, thermal or light-induced degradation, which is a polymer, an oligohydroxy compound, a wax, a fat or a mineral oil, with the proviso that the polymer is not a polypeptide, agar-agar or a component of agar-agar and the oligohydroxy compound is not glucose or a component of agar-agar; and b) a compound of formula (I) n is 1, 2, 3 or 4; when n is 1, R5 is H, C1-C30-alkyl, C3-C10-cycloalkyl, C6-C10-aryl, which is unsubstituted or substituted by C1-C8-alkyl, C1-C8-alkoxy, halogen or one phenyl, C7-C13-aralkyl, C2-C22-alkenyl, C3-C12-alkinyl, OH, C1-C30-alkyloxy, C3-C10-cycloalkyloxy, C6-C12-aryloxy, C7-C13-aralkyloxy, hydroxy-C1-C8-alkyl, carboxy-C1-C12-alkyl, C1-C12-alkoxycarbonyl-C1-C12-alkyl, C2-C30-alkyl, which is interrupted by one or more oxygen atoms, C2-C16-alkyl, which is interrupted by one sulfur atom, or NR?1R?2; when n is 2, R5 is C1-C12-alkane-diyl, C6-C14-arylene, C4-C8-cycloalkane-bis-(C1-
    Type: Application
    Filed: March 19, 2013
    Publication date: March 26, 2015
    Applicant: BASF SE
    Inventors: Werner Hoelzl, Bruno Rotzinger