Process for dyeing polyester materials

Details Process for dyeing polyester materials Process for dyeing polyester materials

1977-12-09

1980-07-08

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

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

Dye in specified form other than mere powder

8539, 8620, 8625, 8618, 8634, D06P 500, D06P 700

Patent

active

042115272

ABSTRACT:
Described is a process for dyeing polyester materials, or mixtures thereof with other fibres, by the exhaust method from an aqueous liquor, in which process the liquor contains at least 0.2 percent by weight, relative to the material, of at least one alkaline-earth metal salt, aluminium salt or organic ammonium salt of a mono- or polyvalent aliphatic organic acid or of a mono- or polyvalent inorganic acid. Preferably calcium chloride or magnesium chloride are used.

REFERENCES:
patent: 2768054 (1956-10-01), Armento et al.
patent: 3520007 (1970-07-01), Schuster et al.
patent: 3925011 (1975-12-01), Boehmke
Research Disclosure, No. 11459, Oct. 1973, p. 71.

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