Patents by Inventor Wolfgang Wanzke
Wolfgang Wanzke 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: 11053375Abstract: The invention provides anticorrosive flame retardant formulations for thermoplastic polymers, comprising from 20 to 97.9% by weight of a (di)phosphinic acid salt of formula (I) and/or (II) wherein R1, R2 are the same or different and denote H or C1-C6-alkyl, linear or branched, and/oFr aryl; R3 denotes C1-C10-alkylene, linear or branched, C6-C10-arylene, C6-C10-alkylarylene or C7-C20-arylalkylene; M denotes Mg, Ca, Al, Sb, Sn, Ge, Ti, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na, K and/or a protonated nitrogen base; m denotes from 1 to 4; n denotes from 1 to 4; x denotes from 1 to 4, and as component B from 2 to 50% by weight of a phosphazene of the general formula (III) or (IV) wherein R4 and R4? are the same or different and represent C1-C20-alkyl, C6-C30-aryl, C6-C30-arylalkyl or C6-C30-alkyl substituted aryl, and X represents a group —N?P(OPh)3 or —N?P(O)OPh and Y represents the group —P(OPh)4 or —P(O)(OPh)2; as component C from 0.Type: GrantFiled: June 20, 2016Date of Patent: July 6, 2021Assignee: Clariant Plastics & Coatings LtdInventors: Muriel Rakotomalala, Elke Schlosser, Sebastian Hoerold, Wolfgang Wanzke
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Publication number: 20190153197Abstract: A novel flame retardant-stabilizer combination for thermoplastic polymers, comprising as component A 20 to 99% by weight of a dialkylphosphinic salt of the formula (I) and/or of a diphosphinic salt of the formula (II) and/or polymers thereof in which R1, R2 are the same or different and are each C1-C6-alkyl, linear or branched; R3 is C1-C10-alkylene, linear or branched, C6-C10-arylene, C7-C20-alkylarylene or C7-C20-arylalkylene; M is Mg, Ca, Al, Sb, Sn, Ge, Ti, Zn, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na, K and/or a protonated nitrogen base; m is 1 to 4; n is 1 to 4; x is 1 to 4, as component B 1 to 80% by weight of a salt of the phosphorous acid with the general formula (III) [HP(?O)O2]2?Mm+ (III) in which M is Mg, Ca, Al, Sb, Sn, Ge, Ti, Zn, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na and/or K and m is 1 to 4, as component C 0 to 30% by weight of a nitrogen-containing synergist and/or of a phosphorus/nitrogen flame retardant, as component D 0 to 10% by weight of a zinc salt and/or of a basic or amphoteric oxide, hydroxide, carboType: ApplicationFiled: November 15, 2018Publication date: May 23, 2019Applicant: CLARIANT INTERNATIONAL LTDInventors: Werner KRAUSE, Harald BAUER, Martin SICKEN, Sebastian HÖROLD, Wolfgang WANZKE, Elke SCHLOSSER
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Publication number: 20180171112Abstract: The invention provides anticorrosive flame retardant formulations for thermoplastic polymers, comprising from 20 to 97.9% by weight of a (di)phosphinic acid salt of formula (I) and/or (II) wherein R1, R2 are the same or different and denote H or C1-C6-alkyl, linear or branched, and/or aryl; R3 denotes C1-C10-alkylene, linear or branched, C6-C10-arylene, C6-C10-alkylarylene or C7-C20-arylalkylene; M denotes Mg, Ca, Al, Sb, Sn, Ge, Ti, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na, K and/or a protonated nitrogen base; m denotes from 1 to 4; n denotes from 1 to 4; x denotes from 1 to 4, and as component B from 2 to 50% by weight of a phosphazene of the general formula (III) or (IV) wherein R4 and R4? are the same or different and represent C1-C20-alkyl, C6-C30-aryl, C6-C30-arylalkyl or C6-C30-alkyl substituted aryl, and X represents a group —N?P(OPh)3 or —N?P(O)OPh and Y represents the group —P(OPh)4 or —P(O)(OPh)2; as component C from 0.Type: ApplicationFiled: June 20, 2016Publication date: June 21, 2018Applicant: CLARIANT PLASTICS & COATINGS LTDInventors: Muriel RAKOTOMALALA, Elke SCHLOSSER, Sebastian HOEROLD, Wolfgang WANZKE
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Publication number: 20180016412Abstract: Disclosed are new compositions consisting of mixtures of flame retardants for thermoplastic polyesters based on a phosphinate salt, phosphonate oligomers, polymers or copolymers and a melamine derivative. The compositions exhibit an excellent combination of processing characteristics, thermal and mechanical properties, and are flame retardant. Further disclosed are articles of manufacture produced from these materials, such as fibers, films, coated substrates, moldings, foams, fiber-reinforced articles, or any combination thereof.Type: ApplicationFiled: September 26, 2017Publication date: January 18, 2018Inventors: Wolfgang WANZKE, Sebastian HOEROLD, Marc-Andre LEBEL, Karl Dieter FREITAG
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Patent number: 9534109Abstract: A flame retardant-stabilizer combination for thermoplastic polymers, comprising as component A a phosphinic salt of the formula (I) and/or of a diphosphinic salt of the formula (II) and/or polymers thereof, as component B a nitrogen-containing synergist or a phosphorus/nitrogen flame retardant, and as component C a metal oxide coated with a metal salt and/or metal hydroxide coated with a metal salt.Type: GrantFiled: July 6, 2011Date of Patent: January 3, 2017Assignee: Clariant International Ltd.Inventors: Sebastian Hoerold, Wolfgang Wanzke, Elke Schlosser
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Publication number: 20130210968Abstract: The invention relates to flame-retardant polyester compounds comprising as component A 40% to 89.9% by weight of thermoplastic polyesters, as component B 5% to 25% by weight of phosphinic salt of the formula (V) and/or diphosphinic salt of the formula (VI) and/or polymers thereof, in which R1 and R2 are H or C1-C6-alkyl and/or aryl; R3 is C1-C10-alkylene, C6-C10-arylene, -alkylarylene or -arylalkylene; M is Mg, Ca, Al, Sb, Sn, Ge, Ti, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na, K and/or a protonated nitrogen base; m is 1 to 4; n is 1 to 4; and x is 1 to 4, and as component C 5% to 25% by weight of a phosphazene, as component D 0% to 15% by weight of reaction products of melamine with phosphoric acid and/or condensed phosphoric acids, as component E 0% to 45% by weight of reinforcing agents, and as component F 0.1% to 3% by weight of further additives, the sum of the components by weight being 100% by weight.Type: ApplicationFiled: October 25, 2011Publication date: August 15, 2013Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Sebastian Hoerold, Wolfgang Wanzke, Elke Schlosser, Bernd Nass
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Publication number: 20130190432Abstract: A novel flame retardant-stabilizer combination for thermoplastic polymers, comprising as component A 20 to 99% by weight of a dialkylphosphinic salt of the formula (I) and/or of a diphosphinic salt of the formula (II) and/or polymers thereof in which R1, R2 are the same or different and are each C1-C6-alkyl, linear or branched; R3 is C1-C10-alkylene, linear or branched, C6-C10-arylene, C7-C20-alkylarylene or C7-C20-arylalkylene; M is Mg, Ca, Al, Sb, Sn, Ge, Ti, Zn, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na, K and/or a protonated nitrogen base; m is 1 to 4; n is 1 to 4; x is 1 to 4, as component B 1 to 80% by weight of a salt of the phosphorous acid with the general formula (III) [HP(?O)O2]2?Mm+ (III) in which M is Mg, Ca, Al, Sb, Sn, Ge, Ti, Zn, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na and/or K and m is 1 to 4, as component C 0 to 30% by weight of a nitrogen-containing synergist and/or of a phosphorus/nitrogen flame retardant, as component D 0 to 10% by weight of a zinc salt and/or of a basic or amphoteric oxide, hydroxide, carboType: ApplicationFiled: September 30, 2011Publication date: July 25, 2013Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Werner Krause, Harald Bauer, Martin Sicken, Sebastian Hoerold, Wolfgang Wanzke, Elke Schlosser
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Publication number: 20130109792Abstract: Flame retardant-stabilizer combination for thermoplastic polymers The invention relates to a flame retardant-stabilizer combination for thermoplastic polymers, comprising as component A 30 to 79.9% by weight of a phosphinic salt of the formula (I) and/or of a diphosphinic salt of the formula (II) and/or polymers thereof in which R1, R2 are the same or different and are each H, C1-C18-alkyl, C6-C18-aryl, C7-C18-arylalkyl and/or C7-C18-alkylaryl; R3 is linear or branched C1-C10-alkylene, C6-C10-arylene, -alkylarylene or -arylalkylene; M is Mg, Ca, Al, Sb, Sn, Ge, Ti, Zn, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na, K and/or a protonated nitrogen base; m is 1 to 4; n is 1 to 4; x is 1 to 4, as component B 20 to 50% by weight of a nitrogen-containing synergist or of a phosphorus/nitrogen flame retardant and as component C 0.Type: ApplicationFiled: July 6, 2011Publication date: May 2, 2013Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Sebastian Hoerold, Wolfgang Wanzke, Elke Schlosser
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Patent number: 8221658Abstract: The invention relates to mixtures of diorganylphosphinic acids and carboxylic acids of the formula [cationn+(phosphinate?)x(carboxylic acid anionz?1/z)y] where n=from 1 to 4 x=from 0.01 to n?0.01 y=n?x z=from 1 to 4, where “cation” means an element of the second main and/or transition group, an element of the third main and/or transition group, an element of the fourth main and/or transition group, an element of the fifth main and/or transition group, an element of the sixth transition group, an element of the seventh transition group, and/or an element of the eighth transition group, “phosphinate” means the anion of diorganylphosphinic acids of the formula where R1 and R2 are identical or different and, independently of one another, are H, C1-C6-alkyl, linear or branched, and/or aryl, and/or hydroxyalkyl, and “carboxylic acid anion” means C1-C18 carboxylic acid anions. The invention also relates to processes for their production, and to their use.Type: GrantFiled: November 21, 2008Date of Patent: July 17, 2012Assignee: Clariant Finance (BVI) LimitedInventors: Harald Bauer, Werner Krause, Wolfgang Wanzke
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Publication number: 20110263745Abstract: Disclosed are new compositions consisting of mixtures of flame retardants for thermoplastic polyesters based on a phosphinate salt, phosphonate oligomers, polymers or copolymers and a melamine derivative. The compositions exhibit an excellent combination of processing characteristics, thermal and mechanical properties, and are flame retardant. Further disclosed are articles of manufacture produced from these materials, such as fibers, films, coated substrates, moldings, foams, fiber-reinforced articles, or any combination thereof.Type: ApplicationFiled: December 17, 2009Publication date: October 27, 2011Applicants: FRX POLYMERS, INC., CLARIANT INTERNATIONAL LTD.Inventors: Wolfgang Wanzke, Sebastian Hoerold, Marc-Andre Lebel, Karl Dieter Freitag
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Publication number: 20110237695Abstract: Disclosed are new compositions consisting of mixtures of flame retardants for thermoplastic polyester elastomers based on a phosphinate salt, phosphonate oligomers, polymers or copolymers and, optionally, a melamine derivative. The compositions exhibit an excellent combination of processing characteristics, thermal and mechanical properties, and are flame retardant. Further disclosed are articles of manufacture produced from these materials, such as fibers, films, coated substrates, moldings, foams, fiber-reinforced articles, or any combination thereof.Type: ApplicationFiled: March 23, 2010Publication date: September 29, 2011Applicants: CLARIANT INTERNATIONAL LTD., FRX POLYMERS, INC.Inventors: Sebastian HOEROLD, Elke SCHLOSSER, Wolfgang WANZKE, Marc-Andre LEBEL, Karl Dieter FREITAG
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Publication number: 20100025643Abstract: The invention relates to flame retardant mixtures for thermoplastic polymers, comprising a phosphinic salt of the formula (I) where M=Al (component A) and a fusible phosphinic salt of the formula (I) where M=Zn (component B), in which R1 and R2 are identical or different and are C1-C6-alkyl, linear or branched, and/or aryl; and n is from 1 to 3; where the amount of component A present is from 5 to 95% by weight and the amount of component B present is from 5 to 95% by weight, and also flame-retardant polymers. The polymers are polyamides which contain, as aromatic dicarboxylic acids, terephthalic acid or isophthalic acid.Type: ApplicationFiled: July 31, 2008Publication date: February 4, 2010Inventors: Sebastian Hoerold, Wolfgang Wanzke
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Publication number: 20090137707Abstract: The invention relates to mixtures of diorganylphosphinic acids and carboxylic acids of the formula [cationn+(phosphinate?)x(carboxylic acid anionz?1/z)y] where n=from 1 to 4 x=from 0.01 to n?0.01 y=n?x z=from 1 to 4, where “cation” means an element of the second main and/or transition group, an element of the third main and/or transition group, an element of the fourth main and/or transition group, an element of the fifth main and/or transition group, an element of the sixth transition group, an element of the seventh transition group, and/or an element of the eighth transition group, “phosphinate” means the anion of diorganylphosphinic acids of the formula where R1 and R2 are identical or different and, independently of one another, are H, C1-C6-alkyl, linear or branched, and/or aryl, and/or hydroxyalkyl, and “carboxylic acid anion” means C1-C18 carboxylic acid anions. The invention also relates to processes for their production, and to their use.Type: ApplicationFiled: November 21, 2008Publication date: May 28, 2009Inventors: Harald Bauer, Werner Krause, Wolfgang Wanzke
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Publication number: 20090054564Abstract: The invention relates to a piperazine polyphosphate which has an average chain length of from 2.2 to 10 phosphate units, to a method for its preparation and to its use.Type: ApplicationFiled: August 22, 2008Publication date: February 26, 2009Inventors: Frank Eisentraeger, Sebastian Hoerold, Wolfgang Wanzke, Michael Hill
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Publication number: 20090054565Abstract: The invention relates to a flame-retardant plastics molding composition containing from 65 to 90% by weight, based on the total amount of the molding composition, of an olefin polymer and from 10 to 35% by weight, based on the total amount of the molding composition, of a flame retardant system, containing from 40 to 80% by weight of piperazine polyphosphate which has an average chain length of from 2.2 to 1000 phosphate units (component A), from 20 to 60% by weight of melamine cyanurate, melamine borate or condensed melamine (component B), from 0 to 2% by weight of polytetrafluoroethylene (component C) and from 0 to 40% by weight of ammonium polyphosphate (component D).Type: ApplicationFiled: August 22, 2008Publication date: February 26, 2009Inventors: Frank Eisentraeger, Sebastian Hoerold, Wolfgang Wanzke, Michael Hill
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Publication number: 20060089435Abstract: A flame retardant-stabilizer combination for thermoplastic polymers, comprising, as component A, from 25 to 99.9% by weight of a phosphinic acid salt of the formula (I) and/or of a diphosphinic acid salt of the formula (II) and/or polymers thereof, as component B, from 0 to 75% by weight of a nitrogen-containing synergist or of a phosphorus/nitrogen flame retardant and, as component C, from 0.1 to 50% by weight of magnesium oxide, zinc oxide, manganese oxide, tin oxide, dihydrotalcite, hydrocalumite, magnesium hydroxide, calcium hydroxide, zinc hydroxide, tin oxide hydrate, manganese hydroxide, zinc borate, basic zinc silicate, zinc stannate or mixtures of these substances, the sum of the components always being 100% by weight.Type: ApplicationFiled: August 26, 2003Publication date: April 27, 2006Applicant: Clariant GmbHInventors: Sebastian Hoerold, Wolfgang Wanzke, Ottmar Schacker, Bernd Nass, Martin Sicken
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Patent number: 6964746Abstract: The invention relates to mixtures of phosphonite (component A) and/or an ester and/or salt of a long-chain fatty acid (component B), and/or a carboxylic ester, and/or carboxylic amide (component C), and also to their use in polyamides or in polyesters.Type: GrantFiled: June 12, 2003Date of Patent: November 15, 2005Assignee: Clariant GmbHInventors: Elke Schlosser, Wolfgang Wanzke, Christian Lechner
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Publication number: 20050173684Abstract: The invention relates to a flame retardant combination comprising, as component A, a phosphinate of the formula (I) and/or a diphosphinate of the formula (II) and/or polymers of these where R1 and R2 are identical or different and are C1-C6-alkyl, linear or branched, and/or aryl; R3 is C1-C10-alkylene, linear or branched, C6-C10-arylene, -alkylarylene or -arylalkylene; M is calcium ions, magnesium ions, aluminum ions and/or zinc ions, m is 2 or 3; n is 1 or 3; x is 1 or 2; and comprising a component B1, B2 and/or B3 wherein B1 is a salt of 1,3,5-triazine compound with polyphosphoric acid, and wherein B2 is a melamine polymetaphosphate, and wherein B3 is a composite salt of polyphosphoric acid with melamine, melam and/or melem.Type: ApplicationFiled: July 23, 2003Publication date: August 11, 2005Inventors: Elke Schlosser, Bernd Nass, Wolfgang Wanzke
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Publication number: 20050101704Abstract: The invention relates to a flame retardant polymer compound comprising from 50-95 wt % polymer matrix related to the total amount of the flame retardant polymeric compound and 5-50 wt % of flame retardant additive system related to the total amount of the flame retardant polymeric compound.Type: ApplicationFiled: May 6, 2004Publication date: May 12, 2005Inventors: Frank Eisentraeger, Werner Krause, Sebastian Hoerold, Wolfgang Wanzke, Peter Anna, Gyoergy Bertalan, Gyoergy Marosi, Andrea Marton, Emese Zimonyi
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Publication number: 20050014874Abstract: The invention relates to flame-retardant aromatic or semiaromatic copolyamides comprising, as flame retardant, at least one phosphinic salt of the formula (I), and/or one diphosphinic salt of the formula (II), and/or polymers of these, where R1, R2 are identical or different and are C1-C6-alkyl, linear or branched, and/or aryl; R3 is C1-C10-alkylene, linear or branched, C6-C10-arylene, -alkylarylene, or -arylalkylene; M is Mg, Ca, Al, Sb, Sn, Ge, Ti, Zn, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na; K and/or a protonated nitrogen base; m is from 1 to 4; n is from 1 to 4; x is from 1 to 4.Type: ApplicationFiled: July 13, 2004Publication date: January 20, 2005Inventors: Sebastian Hoerold, Wolfgang Wanzke, Ottmar Schacker, Elke Schlosser