METHODS OF MAKING LEUCOINDIGO SALT SOLUTIONS WITH VERY LOW ANILINE CONTENT

Aqueous leucoindigo solution comprising an aromatic amine in the form of aniline or aniline and N-methylaniline, wherein said leucoindigo is in the form of an alkali metal salt; wherein the concentration of the aromatic amine is below 40 ppm determined according to ISO 14362-1:2017(E); and wherein t...

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Hauptverfasser:	RIJKERS, Marinus Petrus Wilhelmus Maria, BESSEMBINDER, Karin Hendrika Maria, HYETT, David, LUCIC, Erwin, JANSSEN, Michèle Catherine Christianne, WOESTENBORGHS, Pierre L, HÜBNER, Jörg
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Sprache:	eng
Schlagworte:	ADHESIVES CHEMISTRY DYEING LEATHER, FURS, OR SOLID MACROMOLECULAR SUBSTANCES INANY FORM DYEING OR PRINTING TEXTILES DYES FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR LAKES LAUNDERING METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS MORDANTS NATURAL RESINS ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES PAINTS POLISHES TEXTILES TREATMENT OF TEXTILES OR THE LIKE
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creator	RIJKERS, Marinus Petrus Wilhelmus Maria BESSEMBINDER, Karin Hendrika Maria HYETT, David LUCIC, Erwin JANSSEN, Michèle Catherine Christianne WOESTENBORGHS, Pierre L HÜBNER, Jörg
description	Aqueous leucoindigo solution comprising an aromatic amine in the form of aniline or aniline and N-methylaniline, wherein said leucoindigo is in the form of an alkali metal salt; wherein the concentration of the aromatic amine is below 40 ppm determined according to ISO 14362-1:2017(E); and wherein the concentration of the leucoindigo salt is in a concentration range of from 15 to 45 % by weight based on the total weight of the solution, and wherein the solution is stable at a temperature of 23 °C; or wherein the concentration of the leucoindigo salt is in a concentration range of from 45 to 65 % by weight based on the total weight of the solution, and wherein the solution is stable at a temperature of 60 °C.
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subjects	ADHESIVES CHEMISTRY DYEING LEATHER, FURS, OR SOLID MACROMOLECULAR SUBSTANCES INANY FORM DYEING OR PRINTING TEXTILES DYES FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR LAKES LAUNDERING METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS MORDANTS NATURAL RESINS ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES PAINTS POLISHES TEXTILES TREATMENT OF TEXTILES OR THE LIKE
title	METHODS OF MAKING LEUCOINDIGO SALT SOLUTIONS WITH VERY LOW ANILINE CONTENT
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