Patents by Inventor Martin Heus
Martin Heus 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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Publication number: 20240132444Abstract: A process for manufacturing a nitrile compound through chain elongation of an alkylene amine compound containing three or more amine units in which at least two amine units are protected by a cyclic urea unit and at least one amine unit is not protected, includes reacting the at least one amine unit that is not protected with glycolonitrile or with the combination of formaldehyde and a cyanide compound selected from HCN and inorganic cyanide salts, to add at least one acetonitrile group to the at least one amine unit that is not protected.Type: ApplicationFiled: December 14, 2021Publication date: April 25, 2024Applicant: NOURYON CHEMICALS INTERNATIONAL B.V.Inventors: Eike Nicolas KANTZER, Alexey Borisovich ZAITSEV, Tjerk Oedse BOONSTRA, Ina EHLERS, Rolf Krister EDVINSSON, Martin HEUS, Antoon Jacob Berend TEN KATE, Michiel Jozef Thomas RAAIJMAKERS
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Publication number: 20230391713Abstract: The present disclosure relates to a process to prepare a crystalline co granule of MGDA-Nax, x being 2,5-3, containing a step of drying a crumbly phase composition containing on total weight of the composition (i) 70-87 wt % of organic compounds and salts thereof containing 85 to 100 wt % on total organic compounds and salts thereof of MGDA-Nax, wherein at least 60 wt % of the MGDA-Nax is crystalline, and (ii) 13-30 wt % of water in the presence of a second composition containing at least one second component selected from the group of scale inhibitors, crystal inhibitors, film or spot preventing polymers, glass-corrosion inhibiting agents, pH modifiers, chelating agents, builders, bleaching agents, and surfactants. It also relates to the co granules obtainable by the process.Type: ApplicationFiled: June 18, 2021Publication date: December 7, 2023Applicant: NOURYON CHEMICALS INTERNATIONAL B.V.Inventors: Paulus Johannes Cornelis VAN HAEREN, Martin HEUS
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Publication number: 20230382845Abstract: This disclosure provides a chelating composition having a pH of at least about 9 and comprising: water; and the tetrasodium salt of glutamic acid N,N-diacetic acid present in an amount of at least about 50 weight percent based on a total weight of the chelating composition as determined using an Fe-Total Sequestering Value, wherein the chelating composition has a viscosity of less than about 1350 mPa·s measured at about 5° C., or less than about 350 mPa·s measured at about 20° C., each using a Brookfield DV II plus viscometer with spindle S18 and a temperature controlled bath.Type: ApplicationFiled: May 26, 2023Publication date: November 30, 2023Applicant: NOURYON CHEMICALS INTERNATIONAL B.V.Inventors: Edwin Rudolf Antony BANG, Martin HEUS, Tjerk Oedse BOONSTRA
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Publication number: 20230382846Abstract: A method includes combining monosodium glutamate and/or glutamic acid with formaldehyde to form a first combination; adding hydrogen cyanide to form a second combination comprising a monosodium salt of glutamic acid diacetonitrile, a cyclic GLMN, and a sodium salt of glutamic acid N-monoacetonitrile, maintaining a temperature of the second combination at less than about 16° C. and a pH of less than about 7; converting nitrile groups to carboxylate groups thereby forming a third combination comprising water and at least about 47 weight percent of the tetrasodium salt of GLDA, wherein a reaction yield is at least about 91%; providing a fourth combination comprising water and the tetrasodium salt of GLDA and having a pH of less than about 7; and combining the third and fourth combinations to form the chelating composition.Type: ApplicationFiled: May 26, 2023Publication date: November 30, 2023Applicant: NOURYON CHEMICALS INTERNATIONAL B.V.Inventors: Edwin Rudolf Antony BANG, Martin HEUS, Tjerk Oedse BOONSTRA
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Publication number: 20230382847Abstract: A method of forming a chelating composition includes the steps of: providing a first mixture comprising water and a tetrasodium salt of glutamic acid N,N-diacetic acid and having a pH of greater than about 10; and acidifying the first mixture via ion exchange and/or bipolar membrane electrodialysis to reduce a pH of the chelating composition to a pH of at least about 9; wherein the chelating composition comprises the tetrasodium salt of glutamic acid N,N-diacetic acid in an amount of at least about 50 weight percent based on a total weight of the chelating composition as determined using an Fe-Total Sequestering Value; and wherein the chelating composition has a viscosity of less than about 1350 mPa·s measured at about 5° C., or less than about 350 mPa·s measured at about 20° C., each using a Brookfield DV II plus viscometer with spindle S18 and a temperature controlled bath.Type: ApplicationFiled: May 26, 2023Publication date: November 30, 2023Applicant: NOURYON CHEMICALS INTERNATIONAL B.V.Inventors: Edwin Rudolf Antony BANG, Martin HEUS, Tjerk Oedse BOONSTRA
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Publication number: 20220073842Abstract: The present invention relates to a crumbly phase composition containing on total weight of the composition (i) 70-87 wt % of organic compounds and salts thereof containing 85 to 100 wt % on total organic compounds and salts thereof of MGDA-Na3, wherein at least 60 wt % of the MGDA-Na3 is crystalline, and (ii) 13-30 wt % of water The invention furthermore relates to a process to prepare the above composition and a process to prepare crystals of MGDA-Na3 by drying the above composition.Type: ApplicationFiled: December 17, 2019Publication date: March 10, 2022Applicant: NOURYON CHEMICALS INTERNATIONAL B.V.Inventors: Elwin SCHOMAKER, Paulus Johannes, Cornelis VAN HAEREN, Martin HEUS, Marco YPMA, Stijn Richard, Gerard OUDENHOVEN, Roy Gérard DOPPEN
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Patent number: 10836709Abstract: A process for the preparation of a solid composition of an amino acid diacetic acid compound wherein the amino acid diacetic acid compound is methyl glycine-N,N-diacetic acid or a salt thereof, or glutamic N,N-diacetic acid or a derivative thereof, as well as the product obtained by such process are disclosed. The process includes feeding a saturated or oversaturated aqueous composition of the amino acid diacetic acid compound in an aqueous solvent to a drum dryer, wherein the aqueous composition is fed to the drum surface with a layer thickness of from about 0.1 to about 10 mm, the drum has a surface temperature of from about 80 to about 180° C., and the drum operates at a tangential speed of from about 0.1 to about 100 m/min. The method further includes removing the mass from the drum before a full revolution of the drum.Type: GrantFiled: July 3, 2018Date of Patent: November 17, 2020Assignee: NOURYON CHEMICALS INTERNATIONAL B.V.Inventors: Paulus Johannes Cornelis Van Haeren, Roy Doppen, Elwin Schomaker, Raymond Jean Cécile Vaessen, Marco Ypma, Stijn Oudenhoven, Martin Heus
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Patent number: 10829719Abstract: A solid composition, methods for preparing and using the composition, and a rehydrated crystal are disclosed. An exemplary solid composition contains at least about 2 wt % of methyl glycine-N,N-diacetic acid trisodium salt of crystal type III, based on the total weight of crystalline methyl glycine-N,N-diacetic acid trisodium salt compounds, wherein the crystal type III is the form of a crystal, comprising a crystalline modification characterized by the reflections enlisted below when analyzed with X-ray diffraction analysis using Cu K? radiation: Type III 2? d (?) 5.8 15.2 7.5 11.8 8.1 10.9 9.5 9.3 11.7 7.6 13.9 6.4 15.1 5.9 16.5 5.4 17.3 5.1 18.5 4.8 19.1 4.65 20.1 4.4.Type: GrantFiled: July 3, 2018Date of Patent: November 10, 2020Assignee: NOURYON CHEMICALS INTERNATIONAL B.V.Inventors: Elwin Schomaker, Paulus Johannes Cornelis Van Haeren, Martin Heus, Roy Gérard Doppen
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Publication number: 20200131115Abstract: A process for the preparation of a solid composition of an amino acid diacetic acid compound wherein the amino acid diacetic acid compound is methyl glycine-N,N-diacetic acid or a salt thereof, or glutamic N,N-diacetic acid or a derivative thereof, as well as the product obtained by such process are disclosed. The process includes feeding a saturated or oversaturated aqueous composition of the amino acid diacetic acid compound in an aqueous solvent to a drum dryer, wherein the aqueous composition is fed to the drum surface with a layer thickness of from about 0.1 to about 10 mm, the drum has a surface temperature of from about 80 to about 180° C., and the drum operates at a tangential speed of from about 0.1 to about 100 m/min. The method further includes removing the mass from the drum before a full revolution of the drum.Type: ApplicationFiled: July 3, 2018Publication date: April 30, 2020Applicant: NOURYON CHEMICALS INTERNATIONAL B.V.Inventors: PAULUS JOHANNES CORNELIS VAN HAEREN, ROY DOPPEN, ELWIN SCHOMAKER, RAYMOND JEAN CÉCILE VAESSEN, MARCO YPMA, STIJN OUDENHOVEN, MARTIN HEUS
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Publication number: 20200131455Abstract: A solid composition, methods for preparing and using the composition, and a rehydrated crystal are disclosed. An exemplary solid composition contains at least about 2 wt % of methyl glycine-N,N-diacetic acid trisodium salt of crystal type III, based on the total weight of crystalline methyl glycine-N,N-diacetic acid trisodium salt compounds, wherein the crystal type III is the form of a crystal, comprising a crystalline modification characterized by the reflections enlisted below when analyzed with X-ray diffraction analysis using Cu K? radiation: Type III 2? d (?) ?5.8 15.2? ?7.5 11.8? ?8.1 10.9? ?9.5 9.3 11.7 7.6 13.9 6.4 15.1 5.9 16.5 5.4 17.3 5.1 18.5 4.8 19.1 ?4.65 20.1 4.Type: ApplicationFiled: July 3, 2018Publication date: April 30, 2020Applicant: NOURYON CHEMICALS INTERNATIONAL B.V.Inventors: Elwin SCHOMAKER, Paulus Johannes Cornelis VAN HAEREN, Martin HEUS, Roy Gérard DOPPEN
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Patent number: 10590064Abstract: The present invention relates to alanine N-acetic acid precursors of formula (i) COOM-CH(CH3)—NH—(CH2CN), wherein M is hydrogen (alanine N-monoacetonitrile), or (ii) COOM-CH(CH3)—N—(CH2CN)2, wherein 0 to 50% of all M is sodium or potassium and 50 to 100% of all M is hydrogen (alanine N,N-diacetonitrile and its partial sodium or potassium salts) comprising L-alanine to D-alanine in a range of from 75:25 to 50:50 (L:D), or (iii) COOM-CH(CH3)—N—(CH2CONH2)2, wherein M is hydrogen (alanine N,N-diacetamide), in the form of crystals, and relates to a process to prepare these precursors and their use, especially to give MGMA or MGDA.Type: GrantFiled: December 21, 2015Date of Patent: March 17, 2020Assignee: NOURYON CHEMICALS INTERNATIONAL B.V.Inventors: Albertus Jacobus Maria Bouwman, Hubertus Johannes Jongen, Roy Gérard Doppen, Martin Heus, Elwin Schomaker
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Publication number: 20170334833Abstract: The present invention relates to alanine N-acetic acid precursors of formula (i) COOM-CH(CH3)-NH—(CH2CN), wherein M is hydrogen (alanine N-monoacetonitrile), or (ii) COOM-CH(CH3)-N—(CH2CN)2, wherein 0 to 50% of all M is sodium or potassium and 50 to 100% of all M is hydrogen (alanine N,N-diacetonitrile and its partial sodium or potassium salts) comprising L-alanine to D-alanine in a range of from 75:25 to 50:50 (L:D), or (iii) COOM-CH(CH3)-N—(CH2CONH2)2, wherein M is hydrogen (alanine N,N-diacetamide), in the form of crystals, and relates to a process to prepare these precursors and their use, especially to give MGMA or MGDA.Type: ApplicationFiled: December 21, 2015Publication date: November 23, 2017Inventors: Albertus Jacobus Maria Bouwman, Hubertus Johannes Jongen, Roy Gérard Doppen, Martin Heus, Elwin Schomaker
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Patent number: 9815773Abstract: The invention relates to glutamic acid N,N-diacetic acid (GLDA) of the formula GLDA-YmHn, wherein m is less than 0.5, n+m=4, Y is a monovalent cation that is not a proton, in the form of crystals, a process to make these crystals, and their uses, in particular in detergent compositions.Type: GrantFiled: December 12, 2013Date of Patent: November 14, 2017Assignee: AKZO NOBEL CHEMICALS INTERNATIONAL B.V.Inventors: Cornelis Elizabeth Johannus Van Lare, Roy Gérard Doppen, Martin Heus, Elwin Schomaker, Paul Verwer
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Patent number: 9745250Abstract: The present invention relates to a process to crystallize a chelating agent containing a step of adding seeds to a saturated or supersaturated aqueous solution or dispersion of the chelating agent and a subsequent step of milling the dispersion, wherein the step of milling the dispersion is performed using equipment operating at at least 1,000 rpm, and to products obtainable by such process.Type: GrantFiled: May 11, 2015Date of Patent: August 29, 2017Assignee: AKZO NOBEL CHEMICALS INTERNATIONAL B.V.Inventors: Elwin Schomaker, Paulus Johannes Cornelis Van Haeren, Martin Heus
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Patent number: 9738594Abstract: The invention relates to a salt of glutamic acid-N,N-diacetic acid (GLDA) of the formula GLDA-YmHn, wherein m is equal to or more than 0.5 and lower than or equal to 2.5, n+m=4, and wherein Y is a monovalent cation that is not a proton, comprising L-GLDA-YmHn to D-GLDA-YmHn in a range between 100:0 and 50:50 (L:D), characterized in that the salt is crystalline, a process to make such crystalline salt, and to uses of such salt, such as, in particular, in detergent compositions.Type: GrantFiled: December 12, 2013Date of Patent: August 22, 2017Assignee: AKZO NOBEL CHEMICALS INTERNATIONAL B.V.Inventors: Roy Gérard Doppen, Martin Heus, Cornelis Elizabeth Johannus Van Lare
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Publication number: 20170158613Abstract: The present invention relates to a process to crystallize a chelating agent containing a step of adding seeds to a saturated or supersaturated aqueous solution or dispersion of the chelating agent and a subsequent step of milling the dispersion, wherein the step of milling the dispersion is performed using equipment operating at at least 1,000 rpm, and to products obtainable by such process.Type: ApplicationFiled: May 11, 2015Publication date: June 8, 2017Inventors: Elwin Schomaker, Paulus Johannes Cornelis Van Haeren, Martin Heus
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Patent number: 9416095Abstract: The present invention relates to new salts, complexes, crystals, solutions, dispersions, and slurries of threonine-N,N-diacetic acid or derivatives thereof, to formulations containing those, to processes to prepare those, and to the use thereof.Type: GrantFiled: July 11, 2014Date of Patent: August 16, 2016Assignee: AKZO NOBEL CHEMICALS INTERNATIONAL B.V.Inventors: Axel Carstens, Tjerk Oedse Boonstra, Alexey Borisovich Zaitsev, Martin Heus, Wouter Jan Veenis
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Publication number: 20160159730Abstract: The present invention relates to new salts, complexes, crystals, solutions, dispersions, and slurries of threonine-N,N-diacetic acid or derivatives thereof, to formulations containing those, to processes to prepare those, and to the use thereof.Type: ApplicationFiled: July 11, 2014Publication date: June 9, 2016Inventors: Axel CARSTENS, Tjerk Oedse BOONSTRA, Alexey Borisovich ZAITSEV, Martin HEUS, Wouter Jan VEENIS
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Patent number: 9334232Abstract: The present invention relates to a process comprising the reaction of a cyanide with an amino acid and an aldehyde, characterized in that the cyanide is a cyanide salt, the amino acid is aspartic acid and/or glutamic acid in the acidic form, and the process is performed under acidic pH by the addition of between 0 and 1 equivalent of an acid based on the amount of aspartic or glutamic acid.Type: GrantFiled: June 3, 2010Date of Patent: May 10, 2016Assignee: AKZO NOBEL CHEMICALS INTERNATIONAL B.V.Inventors: Hans Lammers, Martin Heus, Tjerk Oedse Boonstra, Adrianus Maria Reichwein
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Publication number: 20150353475Abstract: The invention relates to a salt of glutamic acid-N,N-diacetic acid (GLDA) of the formula GLDA-YmHn, wherein m is equal to or more than 0.5 and lower than or equal to 2.5, n+m=4, and wherein Y is a monovalent cation that is not a proton, comprising L-GLDA-YmHn to D-GLDA-YmHn in a range between 100:0 and 50:50 (L:D), characterized in that the salt is crystalline, a process to make such crystalline salt, and to uses of such salt, such as, in particular, in detergent compositions.Type: ApplicationFiled: December 12, 2013Publication date: December 10, 2015Inventors: Roy Gérard Doppen, Martin Heus, Cornelis Elizabeth Johannus Van Lare