Polyvinyl alcohol envelopes of low air content as packing material for fibre-reactive dyes

摘要

The invention relates to a stable, dust-free commercial form comprising at least one water-soluble monoreactive dye which comprises a monofluoro-s-triazine reactive radical, and/or at least one water-soluble polyreactive dye in a polyvinyl alcohol envelope.PPThe dyeings obtained with the stable, dust-free commercial form are distinguished by good general fastness properties.