Patents by Inventor Sebastian Hoerold

Sebastian Hoerold 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).

  • Publication number: 20250122426
    Abstract: The present disclosure relates to a flame-retardant polymer composition containing: a) a salt of a phosphinic acid, b) a salt of phosphinic acid that is different from component a), c) an organylphosphonate, d) a phosphite, e) as applicable, a representative selected from the group consisting of triazine complex, polyphosphate, hypophosphite, nitrogenous diphosphate, organophosphate, phosphazene, and/or polyphosphonate, f) as applicable, a representative selected from the group consisting of metal hydroxide, metal carbonate, metal borate, zinc stannate, and/or intumescence additive, g) as applicable, pigment, and h) at least one thermoplastic elastomeric polymer.
    Type: Application
    Filed: November 18, 2024
    Publication date: April 17, 2025
    Applicant: CLARIANT INTERNATIONAL LTD
    Inventors: Harald BAUER, Sebastian HOEROLD, Bernd NASS, Elke SCHLOSSER, Martin SICKEN
  • Publication number: 20250122364
    Abstract: What are described are flame retardant mixtures comprising a) salt of a phosphinic acid of the formula (I) ?in which R1 and R2 are independently alkyl, cycloalkyl, aryl or aralkyl that are optionally substituted, ?M is an m-valent cation, and ?m is 1 to 4, b) salt of a phosphinic acid of the formula (II) that differs from component a) ?in which R3 is optionally substituted alkyl, cycloalkyl, cycloalkylalkyl, aryl or aralkyl, preferably with alkyl radicals as substituents, ?R4 is alkyl with an even number of carbon atoms, with the proviso that, if R1 and/or R2 are alkyl, R4 has twice, three times or four times the number of carbon atoms of R1 or R2, ?M is an n-valent cation, and ?n is 1 to 4, c) organylphosphonate, d) phosphite, e) silicate, alumosilicate and/or silicon dioxide which is solid at 25° C.
    Type: Application
    Filed: December 20, 2024
    Publication date: April 17, 2025
    Applicant: CLARIANT INTERNATIONAL LTD
    Inventors: Elke SCHLOSSER, Harald BAUER, Sebastian HOEROLD, Bernd NASS, Martin SICKEN
  • Patent number: 12234345
    Abstract: The invention provides a flame retardant-stabilizer combination for thermoplastic polymers, comprising as component A 20% to 99.7% by weight of phosphinic salt of the formula (I), (I), in which R1 and R2 are each ethyl, M is Al and m is 3; as component B 0.2% to 16% by weight of aluminium salts of ethylbutylphosphinic acid, of dibutylphosphinic acid, of ethylhexylphosphinic acid, of butylhexylphosphinic acid and/or of dihexylphosphinic acid; as component C 0.
    Type: Grant
    Filed: June 11, 2021
    Date of Patent: February 25, 2025
    Assignee: CLARIANT INTERNATIONAL LTD
    Inventors: Sebastian Hoerold, Harald Bauer
  • Publication number: 20230279221
    Abstract: What are described are mixtures comprising selected phosphinic salts as component A, polymeric carbodiimide compounds as component B, and at least two of components C, D and/or G, where component C is a sterically hindered phenol, component D is an organic phosphite or phosphonite, and component G is a lubricant or demoulding agent. The mixtures may be used for production of flame-retardant compositions of thermoplastic polymers. These compositions feature enhanced hydrolysis stability.
    Type: Application
    Filed: July 15, 2021
    Publication date: September 7, 2023
    Applicant: CLARIANT INTERNATIONAL LTD
    Inventors: Sebastian HOEROLD, Eva Maria LEUSCHNER
  • Publication number: 20230227629
    Abstract: The invention provides a flame retardant-stabilizer combination for thermoplastic polymers, comprising as component A 20% to 99.7% by weight of phosphinic salt of the formula (I), (I), in which R1 and R2 are each ethyl, M is Al and m is 3; as component B 0.2% to 16% by weight of aluminium salts of ethylbutylphosphinic acid, of dibutylphosphinic acid, of ethylhexylphosphinic acid, of butylhexylphosphinic acid and/or of dihexylphosphinic acid; as component C 0.
    Type: Application
    Filed: June 11, 2021
    Publication date: July 20, 2023
    Applicant: CLARIANT INTERNATIONAL LTD
    Inventors: Sebastian HOEROLD, Harald BAUER
  • Publication number: 20220195147
    Abstract: The invention relates to a flame retardant mixture for thermoplastic polymers, comprising as component A) 30% to 55% by weight of a zinc salt of a di-alkylphosphinic acid of the formula (I) in which R1 and R2 are the same or different and are C1-C18-alkyl linear, branched or cyclic, C6-C18-aryl, C7-C18-arylalkyl and/or C7-C18-alkylaryl, and M is zinc and m=1 to 2, as component B) 45% to 70% by weight of one or more reaction products of melamine with polyphosphoric acids and/or condensed melamine with polyphosphoric acids, as component C) 0% to 10% of at least one further inorganic flame retardant which is zinc borate, zinc stannate, zinc phosphate, zinc pyrophosphate, magnesium borate and/or calcium stannate, as component D) 0% to 20% by weight of one or more condensation products of melamine, as component E) 0% to 2% by weight of at least one phosphite or phosphinite or mixtures thereof and as component F) 0% to 2% by weight of at least one ester and/or salt of long chain aliphatic carboxylic acids (fatty ac
    Type: Application
    Filed: February 6, 2020
    Publication date: June 23, 2022
    Applicant: CLARIANT INTERNATIONAL LTD
    Inventors: Sebastian HOEROLD, Eva Maria LEUSCHNER, Elke SCHLOSSER
  • Publication number: 20220135773
    Abstract: Flame retardant mixtures, flame-retardant polymer compositions, cables endowed therewith and use thereof What are described are flame retardant mixtures comprising a) salt of a phosphinic acid of the formula (I) in which R1 and R2 are independently alkyl, cycloalkyl, aryl or aralkyl that are optionally substituted, M is an m-valent cation, and m is 1 to 4, b) salt of a phosphinic acid of the formula (II) that differs from component a) in which R3 is optionally substituted alkyl, cycloalkyl, cycloalkylalkyl, aryl or aralkyl, preferably with alkyl radicals as substituents, R4 is alkyl with an even number of carbon atoms, with the proviso that, if R1 and/or R2 are alkyl, R4 has twice, three times or four times the number of carbon atoms of R1 or R2, M is an n-valent cation, and n is 1 to 4, c) organylphosphonate, d) phosphite, e) silicate, alumosilicate and/or silicon dioxide which is solid at 25° C.
    Type: Application
    Filed: February 6, 2020
    Publication date: May 5, 2022
    Applicant: CLARIANT INTERNATIONAL LTD
    Inventors: Elke SCHLOSSER, Harald BAUER, Sebastian HOEROLD, Bernd NASS, Martin SICKEN
  • Publication number: 20220025268
    Abstract: Flame-retardant mixtures containing: a) salt of phosphinic acid of formula (I), wherein R1 and R2 mean, independently of each other, alkyl-, cycloalkyl-, aryl- or aralkyl, substituted as applicable, M is m-valent cation, and m means 1 to 4, b) salt of phosphinic acid of formula (II), differing from component a), wherein R3 means substituted, as applicable, alkyl-, cycloalkyl-, cycloalkyl-alkyl, aryl- or aralkyl, preferably with alkyl radicals as substituents, R4 is alkyl having even number of carbon atoms (if R1 and/or R2 are alkyl, R4 has double, triple or quadruple the number of carbon atoms of R1 or R2), M is n-valent cation and n means 1 to 4, c) organylphosphonate, d) phosphite, e) as applicable, a representative selected from the group consisting of triazine complex, polyphosphate, hypophosphite, nitrogenous diphosphate, organophosphate, phosphazene and/or polyphosphonate, f) as applicable, a representative selected from the group consisting of metal hydroxide, metal carbonate, metal borate, zinc stanna
    Type: Application
    Filed: November 28, 2019
    Publication date: January 27, 2022
    Applicant: CLARIANT INTERNATIONAL LTD
    Inventors: Harald BAUER, Sebastian HOEROLD, Bernd NASS, Elke SCHLOSSER, Martin SICKEN
  • Patent number: 11053375
    Abstract: 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: Grant
    Filed: June 20, 2016
    Date of Patent: July 6, 2021
    Assignee: Clariant Plastics & Coatings Ltd
    Inventors: Muriel Rakotomalala, Elke Schlosser, Sebastian Hoerold, Wolfgang Wanzke
  • Publication number: 20210189123
    Abstract: The invention relates to a flame-retardant, polyamide composition containing: as component A) 1 to 96 wt. % of one or more thermoplastic polyamides; as component B) 2 to 25 wt. % of a dialkylphosphinic acid salt of formula (I), where R1 and R2 are the same or different and represent linear, branched or cyclical C1-C18 alkyl, C6-C18 aryl, C7-C18 aryl alkyl and/or C7-C18 alkylaryl; M represents 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; as component C) 1 to 20 wt. % of a salt of phosphoric acid; as component D) 1 to 20 wt. % of one or more condensation products of melamine; as component E) 0 to 50 wt. % of a filler and/or reinforcing agent; as component F) 0 to 2 wt. % of a phosphite or phosphonite or mixtures thereof; and as component G) 0 to 2 wt. % of an ester or salt of long-chained aliphatic carboxylic acids (fatty acids) which typically have chain lengths of C14 to C40, the sum of the components always amounting to 100 wt.
    Type: Application
    Filed: February 20, 2017
    Publication date: June 24, 2021
    Applicant: CLARIANT PLASTICS & COATINGS LTD
    Inventors: Sebastian HOEROLD, Elke SCHLOSSER
  • Patent number: 10941281
    Abstract: The invention relates to a flame-retardant polyamide composition comprising as component A) 1 to 96 wt % of one or more thermoplastic polyamides, as component B) 2 to 25 wt % of a dialkylphosphinic salt of the formula (I), and/or of a diphosphinic salt of the formula (II), and/or of polymers thereof, in which R1 and R2 are identical or different and are C1-C6-alkyl, linear, or branched, or H; 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 C) 1 to 20 wt % of a salt of phosphorous acid, as component D) 1 to 20 wt % of a phosphazene, as component E) 0 to 50 wt % of filler or reinforcing agent, as component F) 0 to 1 wt % of a phosphonite or of a mixture of a phosphonite and a phosphite, and as component G) 0 to 1 wt % of an ester or salt of long-chain aliphatic carboxylic acids (fatty acids), w
    Type: Grant
    Filed: April 4, 2016
    Date of Patent: March 9, 2021
    Assignee: Clariant Plastics & Coatings Ltd
    Inventors: Sebastian Höerold, Elke Schlosser
  • Patent number: 10633509
    Abstract: Flame retardant mixtures comprising as component (A) 30% to 99.9% by weight of dialkylphosphinic salts of the formula (II), a and b may be the same or different and are each independently 1 to 9, and where the carbon chains may be linear, branched or cyclic and M is Mg, Ca, Al, Sb, Sn, Ge, Ti, Fe, Zr, Zn, Ce, Bi, Sr, Mn, Li, Na, K and/or a protonated nitrogen base and m is 1 to 4, as component (B) 0.
    Type: Grant
    Filed: March 18, 2016
    Date of Patent: April 28, 2020
    Assignee: Clariant Plastics & Coatings Ltd
    Inventors: Harald Bauer, Sebastian Höerold, Martin Sicken, Eva-Maria Leuschner, Muriel Rakotomalala
  • Patent number: 10508238
    Abstract: A halogen-free flame retardant mixture containing between 1-99 wt. % of a component A and between 1-99 wt. % of a component B. Component A comprises between 85-99.995 wt.-% of a solid diethylphosphinic acid salt of the metals Mg, Ca, Al, Sb, SN, Ge, Ti, Fe, Zr, Zn, Ce, Bi, Sr, Mn, Li, Na, K and/or a protonated nitrogen base and between 0.005-15 wt.-% of non-combustible additives and component B is in the form of an aluminum phosphite.
    Type: Grant
    Filed: January 19, 2015
    Date of Patent: December 17, 2019
    Assignee: Clariant International Ltd.
    Inventors: Harald Bauer, Sebastian Hoerold, Martin Sicken
  • Patent number: 10421909
    Abstract: The invention relates to mixed alkali-aluminum phosphites of the formula (I) Al2.00Mz(HPO3)y(OH)vx(H2O)w??(I) in which M represents alkali metal ions, z is 0.01 to 1.5, y is 2.63 to 3.5, v is 0 to 2, w is 0 to 4; to a process for preparation thereof and to the use thereof.
    Type: Grant
    Filed: November 28, 2012
    Date of Patent: September 24, 2019
    Assignee: Clariant International Ltd.
    Inventors: Harald Bauer, Sebastian Hoerold, Martin Sicken
  • Publication number: 20190194543
    Abstract: Mixtures of aluminum phosphite with sparingly soluble aluminum salts and extraneous ions, process for preparation thereof and use thereof The invention relates to mixtures of aluminum phosphite with sparingly soluble aluminum salts and nitrogen-free extraneous ions, comprising 80 to 99.898% by weight of aluminum phosphite of the formula (I) Al2(HPO3)3xH2O??(I) in which x is 0 to 4, 0.1 to 10% by weight of sparingly soluble aluminum salts and 0.002 to 10% by weight of nitrogen-free extraneous ions; to a process for preparation thereof and use thereof.
    Type: Application
    Filed: February 11, 2019
    Publication date: June 27, 2019
    Applicant: CLARIANT INTERNATIONAL LTD.
    Inventors: Harald BAUER, Sebastian HOEROLD, Martin SICKEN
  • Patent number: 10202549
    Abstract: The invention relates to mixtures of aluminum phosphite with sparingly soluble aluminum salts and nitrogen-free extraneous ions, comprising 80 to 99.898% by weight of aluminum phosphite of the formula (I) Al2(HPO3)3xH2O??(I) in which x is 0 to 4, 0.1 to 10% by weight of sparingly soluble aluminum salts and 0.002 to 10% by weight of nitrogen-free extraneous ions; to a process for preparation thereof and use thereof.
    Type: Grant
    Filed: November 28, 2012
    Date of Patent: February 12, 2019
    Assignee: Clariant International Ltd.
    Inventors: Harald Bauer, Sebastian Hoerold, Martin Sicken
  • Publication number: 20180244899
    Abstract: The invention relates to a flame-retardant polyamide composition, containing as component A 1 to 96% by weight of one or more thermoplastic polyamides, as component B 2 to 25% by weight of dialkylphosphinic salt of the formula (I) and/or a diphosphinic salt of the formula (II) and/or the polymers thereof, wherein R1, R2 are the same or different C1-C6 alkyl, linear or branched or H: R3 C1-C10 alkylene, linear or branched, C6-C10 arylene, C7-C20 alkylarylene or C7-C20 arylalkylene; M Mg, Ca, Al, Sb, Sn, Ge, Ti, Zn, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na, K and/or a protonized nitrogen base; m is 1 to 4; n is 1 to 4; x is 1 to 4, as component C 1 to 20% by weight salt of the phosphorous acid, as component D 1 to 50% by weight of filler or reinforcing material, as component E 0 to 2% by weight of a carboxyl ester amide, as component F 0 to 1% of a phosphonite or a mixture of a phosphonite and a phosphate, and as component G 0 to 1% by weight of an ester or salt of long-chain aliphatic carboxylic acids (fatty acids), whi
    Type: Application
    Filed: February 20, 2018
    Publication date: August 30, 2018
    Inventors: Sebastian Hoerold, Harald Bauer, Martin Sicken
  • Publication number: 20180171112
    Abstract: 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: Application
    Filed: June 20, 2016
    Publication date: June 21, 2018
    Applicant: CLARIANT PLASTICS & COATINGS LTD
    Inventors: Muriel RAKOTOMALALA, Elke SCHLOSSER, Sebastian HOEROLD, Wolfgang WANZKE
  • Publication number: 20180119017
    Abstract: Subject matter of the invention is the use of a mixture of a plurality of components as a noncorrosive flame retardant, the mixture comprising as component A) 20 to 98.9 wt % 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 identical or different and are 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 wt % of a salt of phosphorous acid having the formula (III) [HP(?O)O2]2?Mm+ in which M is Mg, Ca, Al, Sb, Sn, Ge, Ti, Zn, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na and/or K, as component C) 0.
    Type: Application
    Filed: April 4, 2016
    Publication date: May 3, 2018
    Applicant: CLARIANT PLASTICS & COATINGS LTD
    Inventors: Elke SCHLOSSER, Sebastian HOEROLD
  • Publication number: 20180072865
    Abstract: Flame retardant mixtures comprising as component (A) 30% to 99.9% by weight of dialkylphosphinic salts of the formula (II), a and b may be the same or different and are each independently 1 to 9, and where the carbon chains may be linear, branched or cyclic and M is Mg, Ca, Al, Sb, Sn, Ge, Ti, Fe, Zr, Zn, Ce, Bi, Sr, Mn, Li, Na, K and/or a protonated nitrogen base and m is 1 to 4, as component (B) 0.
    Type: Application
    Filed: March 18, 2016
    Publication date: March 15, 2018
    Applicant: CLARIANT PLASTICS & COATINGS LTD
    Inventors: Harald BAUER, Sebastian HÖEROLD, Martin SICKEN, Eva-Maria LEUSCHNER, Muriel RAKOTOMALALA