Patents by Inventor Wolfgang Wehner

Wolfgang Wehner 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: 10465743
    Abstract: A foil bearing for supporting a shaft includes a sleeve-type baring housing, at least one elastic corrugated foil arranged on the inner circumference of the bearing housing, and a respective top foil covering each corrugated foil and forming a bearing surface. The bearing housing includes insertion grooves defined therein that extend from the inner surface of the bearing housing and outwardly. The fop foil and the corrugated foil each have ends that are inserted into and received by the insertion grooves.
    Type: Grant
    Filed: December 1, 2016
    Date of Patent: November 5, 2019
    Assignee: SCHAEFFLER TECHNOLOGIES AG & CO. KG
    Inventors: Wolfgang Braun, Simon Wehner, Philipp Wirth
  • Patent number: 10351776
    Abstract: The present invention relates to triazine-intercalated metal phosphates including at least one monomer unit of the following general formula (I): (A-H)a(+)[Mbm+(H2PO4)x1(?)(HPO4)x22(?)(PO4)x33(?)(PO3)y(?)](a?)*pH2O??(I) The invention further relates to the use thereof, the specific compounds of the general formula (I), to the preparation thereof, and to compositions.
    Type: Grant
    Filed: June 22, 2017
    Date of Patent: July 16, 2019
    Assignee: J.M. Huber Corporation
    Inventors: Hans-Günter Köstler, Trupte Dave, Wolfgang Wehner
  • Patent number: 10221301
    Abstract: The invention relates to flame retardants for plastics such as, for example, synthetic polymers and plastic compositions, as well as corresponding production methods and uses.
    Type: Grant
    Filed: February 12, 2014
    Date of Patent: March 5, 2019
    Assignee: J.M. Huber Corporation
    Inventors: Marcus Leistner, Rudolf Pfaendner, Trupti Dave, Hans-Günter Köstler, Wolfgang Wehner, Yann Bourgeois
  • Publication number: 20170349835
    Abstract: The present invention relates to triazine-intercalated metal phosphates including at least one monomer unit of the following general formula (I): (A-H)a(+)[Mbm+(H2PO4)x1(?)(HPO4)x22(?)(PO4)x33(?)(PO3)y(?)](a?)*pH2O??(I) The invention further relates to the use thereof, the specific compounds of the general formula (1), to the preparation thereof, and to compositions.
    Type: Application
    Filed: June 22, 2017
    Publication date: December 7, 2017
    Inventors: Hans-Günter Köstler, Trupte Dave, Wolfgang Wehner
  • Patent number: 9708538
    Abstract: The present invention relates to flame retardant compositions comprising (a) at least one triazine-intercalated metal phosphate with open framework structure with at least one monomer unit of the following general formula (I): (A-H)a(+)[Mbm+(H2PO4)x1(?)(HPO4)x22(?)(PO4)x33(?)(PO3)y(?)](a?)*pH2O??(I) and (b) at least one flame retardant component other than (a). The invention further relates to the use thereof, the specific compounds of the general formula (I) and to the preparation thereof.
    Type: Grant
    Filed: August 5, 2011
    Date of Patent: July 18, 2017
    Assignee: J.M. Huber Corporation
    Inventors: Hans-Günter Köstler, Trupte Dave, Wolfgang Wehner
  • Patent number: 9505793
    Abstract: The present invention relates to azine metal phosphates, compositions containing the same, a process for preparing the same and their use as flame retardants. Typical representatives are (A-H)(+)[MtPO4](+).2H2O and (Mel-H)(+)[AlP2O7](+) (where A=melamine or guanidine, Mel=melamine and Mt=Mg or Zn).
    Type: Grant
    Filed: October 16, 2012
    Date of Patent: November 29, 2016
    Assignee: J.M. HUBER CORPORATION
    Inventor: Wolfgang Wehner
  • Patent number: 9453117
    Abstract: The present invention relates to phosphorous-containing triazine compounds. Polymers containing the phosphorous-containing triazine compounds also are provided. The polymers may include thermoplastic or thermoset polymers. The phosphorous-containing triazine compounds may be flame retardants.
    Type: Grant
    Filed: November 3, 2015
    Date of Patent: September 27, 2016
    Assignee: J.M. HUBER CORPORATION
    Inventors: Trupti Dave, Wolfgang Wehner
  • Publication number: 20160137678
    Abstract: The present invention relates to azine metal phosphates, compositions containing the same, a process for preparing the same and their use as flame retardants. Typical representatives are (A-H)+)[MtPO4](+).2H2O and (Mel-H)(+)[AlP2O7](+) (where A=melamine or guanidine, Mel=melamine and Mt=Mg or Zn).
    Type: Application
    Filed: October 16, 2012
    Publication date: May 19, 2016
    Inventor: Wolfgang Wehner
  • Publication number: 20160053088
    Abstract: The present invention relates to phosphorous-containing triazine compounds. Polymers containing the phosphorous-containing triazine compounds also are provided. The polymers may include thermoplastic or thermoset polymers. The phosphorous-containing triazine compounds may be flame retardants.
    Type: Application
    Filed: November 3, 2015
    Publication date: February 25, 2016
    Inventors: Trupti Dave, Wolfgang Wehner
  • Publication number: 20150376375
    Abstract: The invention relates to flame retardants for plastics such as, for example, synthetic polymers and plastic compositions, as well as corresponding production methods and uses.
    Type: Application
    Filed: February 12, 2014
    Publication date: December 31, 2015
    Inventors: Marcus Leistner, Rudolf Pfaendner, Trupti Dave, Hans-Günter Köstler, Wolfgang Wehner, Yann Bourgeois
  • Patent number: 9200122
    Abstract: The present invention relates to phosphorus-containing triazine compounds of the formula (I) and (III) and to the polymers obtainable from the water-eliminating polycondensation of a compound of the formula (II), and to the use thereof as flame retardants.
    Type: Grant
    Filed: June 16, 2014
    Date of Patent: December 1, 2015
    Assignee: J. M. Huber Corporation
    Inventors: Trupti Dave, Wolfgang Wehner
  • Publication number: 20150252065
    Abstract: The present invention relates to azine metal phosphates, compositions containing the same, a process for preparing the same and their use as flame retardants. Typical representatives are (A-H)+)[MtPO4](+).2H2O and (Mel-H)(+)[AlP2O7](+) (where A=melamine or guanidine, Mel=melamine and Mt=Mg or Zn).
    Type: Application
    Filed: October 16, 2012
    Publication date: September 10, 2015
    Inventor: Wolfgang WEHNER
  • Publication number: 20140361230
    Abstract: The present invention relates to flame retardant compositions comprising (a) at least one triazine-intercalated metal phosphate with open framework structure with at least one monomer unit of the following general formula (I): (A-H)a(+)[Mbm+(H2PO4)x1(?)(HPO4)x22(?)(PO4)x33(?)(PO3)y(?)](a?)*pH2O??(I) and (b) at least one flame retardant component other than (a). The invention further relates to the use thereof, the specific compounds of the general formula (I) and to the preparation thereof.
    Type: Application
    Filed: August 5, 2011
    Publication date: December 11, 2014
    Inventors: Hans-Gunter Kostler, Trupte Dave, Wolfgang Wehner
  • Publication number: 20140364570
    Abstract: The present invention relates to phosphorus-containing triazine compounds of the formula (I) and (III) and to the polymers obtainable from the water-eliminating polycondensation of a compound of the formula (II), and to the use thereof as flame retardants.
    Type: Application
    Filed: June 16, 2014
    Publication date: December 11, 2014
    Inventors: Trupti DAVE, Wolfgang WEHNER
  • Patent number: 8754154
    Abstract: The present invention relates to phosphorus-containing triazine compounds of the formula (I) and (III) and to the polymers obtainable from the water-eliminating polycondensation of a compound of the formula (II), and to the use thereof as flame retardants. [(A-H)+]m[Mm+(HPO42?)m]??(III-1), [(A-H)+]m[Mm+(P2O74?)m/2]??(III-2).
    Type: Grant
    Filed: July 16, 2008
    Date of Patent: June 17, 2014
    Assignee: Catena Additives GmbH & Co. KG
    Inventors: Trupti Dave, Wolfgang Wehner
  • Patent number: 8506854
    Abstract: The present invention relates to a stabilizer system for halogenated polymers comprising, as component (A), calcium monocarbonatohydroxodialuminate of the formula (A) CamAl2(OH)6+2(m-1)CO3*nH2O??(A), where m=from 3.8 to 4.2, and n=from 0 to 3, and, as component (B), a catena-2,2?,2?-nitrilotrisethanolperchloratolithium or -sodium coordination polymer (B1) with a monomer unit of the formula where Mt=Li or Na, An=OClO3 and q=1, and/or a quaternary or ternary ammonium or phosphonium perchlorate (B2). The present invention further relates to compositions and articles comprising these stabilizer systems, and to the use of the systems and compositions.
    Type: Grant
    Filed: August 4, 2008
    Date of Patent: August 13, 2013
    Assignee: Nabaltec AG
    Inventors: Trupti Dave, Wolfgang Wehner
  • Patent number: 8168078
    Abstract: Neutral calcium-aluminum double salts of the formula (A): Ca2m(Zn2n)Al2(OH)6+2(2m+2n?1)An*oH2O??(A), where the following apply for m and n:m=0.5 to 3 and 0.5m?n>0; An=CO3, where this may be replaced completely or partially by at least one of the following groups selected from OH, ClO4 and H3CS(?O)2O (triflate) and o=0 to 3. The present invention further relates to their preparation, use in compositions and stabilizer systems and uses thereof.
    Type: Grant
    Filed: May 21, 2009
    Date of Patent: May 1, 2012
    Assignee: Nabaltec AG
    Inventors: Reiner Sauerwein, Alfred Reimer, Ludwig Edenharter, Manfred Sorgalla, Wolfgang Wehner
  • Publication number: 20110245383
    Abstract: The present invention relates to phosphorus-containing triazine compounds of the formula (I) and (III) and to the polymers obtainable from the water-eliminating polycondensation of a compound of the formula (II), and to the use thereof as flame retardants. [(A-H)+]m[Mm+(HPO42?)m]??(III-1), [(A-H)+]m[Mm+(P2O74?)m/2]??(III-2).
    Type: Application
    Filed: July 16, 2008
    Publication date: October 6, 2011
    Inventors: Trupti Dave, Wolfgang Wehner
  • Publication number: 20110152430
    Abstract: A process is provided for preparing calcium carbonate hydroxodialuminates which have a hexagonal platelet-shaped crystal habit and are of the formula (A): CamAl2(OH)6+2(m?1)An*nH2O??(A) where m=3.5 to 4.5 and An=carbonate which may be partly replaced by perchlorate and/or trifluoromethanesulfonate (triflate) and n=0 to 6, comprising the steps of reacting calcium oxide or calcium hydroxide with optionally activated aluminum oxohydroxide or aluminum hydroxide and simultaneously or subsequently with a carbonate source consisting of carbon dioxide or alkali metal (bi)carbonate and optionally further reacting the product obtained in step (a) with perchloric acid and/or trifluoromethanesulfonic acid or optionally calcining the product obtained in step (a) at 200° C. to 900° C. and subsequently exchanging ions in the presence of a perchlorate and/or triflate salt, optionally in the presence of alkali metal (bi)carbonate, in water.
    Type: Application
    Filed: February 28, 2011
    Publication date: June 23, 2011
    Inventors: Reiner Sauerwein, Alfred Reimer, Ludwig Edenharter, Manfred Sorgalla, Wolfgang Wehner
  • Publication number: 20110129628
    Abstract: The present invention relates to a stabilizer system for halogenated polymers comprising, as component (A), calcium monocarbonatohydroxodialuminate of the formula (A) CamAl2(OH)6+2(m?1)CO3*nH2O??(A), where m=from 3.8 to 4.2, and n=from 0 to 3, and, as component (B), a catena-2,2?,2?-nitrilotrisethanolperchloratolithium or -sodium coordination polymer (B1) with a monomer unit of the formula where Mt=Li or Na, An=OClO3 and q=1, and/or a quaternary or ternary ammonium or phosphonium perchlorate (B2). The present invention further relates to compositions and articles comprising these stabilizer systems, and to the use of the systems and compositions.
    Type: Application
    Filed: August 4, 2008
    Publication date: June 2, 2011
    Inventors: Trupti Dave, Wolfgang Wehner