Polyvinyl alcohol envelopes of low air content as packing materi

Details Polyvinyl alcohol envelopes of low air content as packing materi Polyvinyl alcohol envelopes of low air content as packing materi

1991-03-29

1992-09-08

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Dry dye composition other than mere mixture of two or more...

8436, 8437, 8543, 8549, 8552, 8917, 8918, 8924, 8926, 8159, 428 341, C09B 6702

Patent

active

051454840

ABSTRACT:
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.
The dyeings obtained with the stable, dust-free commercial form are distinguished by good general fastness properties.

REFERENCES:
patent: 4046507 (1977-09-01), Zweifel et al.
patent: 4295850 (1981-10-01), Haberli et al.
patent: 4560388 (1985-12-01), Rohrer

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