Dye diffusion promoting agents for aramids

Details Dye diffusion promoting agents for aramids Dye diffusion promoting agents for aramids

1992-03-16

1994-04-26

Lieberman, Paul

Bleaching and dyeing; fluid treatment and chemical modification

Organic additive for dye composition, dye composition...

Carboxamides or thiocarboxamides

8490, 8925, 81301, D06P 164, D06P 1649, D06P 324, D06P 326

Patent

active

053063120

ABSTRACT:
Aramid and aramid-blend fabrics are dyed or flame-retardant treated or both dyed and flame-retardant treated using conventional heat dyeing equipment. Aliphatic amides capable of swelling the aramid fibers at least 1.5% and having 7 to 14 carbon atoms are used as diffusion-promoting agents for dyes, flame retardent agents or both. Odor-free, flame resistant, colored or colored and highly-flame resistant products result.

REFERENCES:
patent: 4668234 (1987-05-01), Vance et al.
patent: 4705523 (1987-11-01), Hussamy
patent: 4705527 (1987-11-01), Hussamy
patent: 4755335 (1988-07-01), Ghorashi
patent: 4780105 (1988-10-01), White et al.
patent: 4898596 (1990-02-01), Riggins et al.
patent: 4981488 (1991-01-01), Cates et al.
patent: 4985046 (1991-01-01), Hartzler
patent: 5207803 (1993-05-01), Holsten et al.

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