Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Teijin Ltd
Original Assignee
Teijin Ltd
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Filing date
Publication date
Application filed by Teijin LtdfiledCriticalTeijin Ltd
Priority to JP8827277ApriorityCriticalpatent/JPS5423718A/en
Publication of JPS5423718ApublicationCriticalpatent/JPS5423718A/en
PURPOSE: Considerably fine polycaproamide filaments in which the amount of chain terminal amino groups and the optical birefringence are controlled within specific ranges and the dyeing fastness and the stability against change with time are excellent.
Process for dyeing hair by the sequential treatment with metal ion containing composition and dye composition containing 5,6-dihydroxyindole-2-carboxylic acid
Dyeing composition for colouring keratinic fibres, containing at least one n-substituted nitro-2 paraphenylene-diamine and method for dyeing the keratinic fibres