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Home › Process for dyeing fiber material made of natural polyamides with anionic wool dyes at pH 4.5 to 5.5 in the presence of a dyeing assistant

Process for dyeing fiber material made of natural polyamides with anionic wool dyes at pH 4.5 to 5.5 in the presence of a dyeing assistant

US Patent 4444564 · Granted Apr 24, 1984

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