Process for dyeing polymer substrates

Polymer substrates particularly molded resins and polymers are dyed by pretreatment of the substrate with a phosphorus sulfide, particularly phosphorus sesquisulfide, followed by contacting the treated substrate with an aqueous dyestuff composition.

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Bibliographische Detailangaben
Hauptverfasser:	COATS, ALMA L, SIMPSON, VERNON P
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G CHEMISTRY COMPOSITIONS BASED THEREON DYEING LEATHER, FURS, OR SOLID MACROMOLECULAR SUBSTANCES INANY FORM DYEING OR PRINTING TEXTILES FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR GENERAL PROCESSES OF COMPOUNDING LAUNDERING METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS TEXTILES THEIR PREPARATION OR CHEMICAL WORKING-UP TREATMENT OF TEXTILES OR THE LIKE WORKING-UP
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Beschreibung
Zusammenfassung:	Polymer substrates particularly molded resins and polymers are dyed by pretreatment of the substrate with a phosphorus sulfide, particularly phosphorus sesquisulfide, followed by contacting the treated substrate with an aqueous dyestuff composition.