Disperse dye mixtures

Details Disperse dye mixtures Disperse dye mixtures

2006-09-05

2006-09-05

Einsmann, Margaret (Department: 1751)

Bleaching and dyeing; fluid treatment and chemical modification

Dye or potential dye composition, additive, treatment,...

Mixed dyes, noncomplexed

Reexamination Certificate

active

07101408

ABSTRACT:
Disperse non-azo dyestuff mixture comprising:a blue dye mixture comprising a compound of the following formula (1)at least one compound of the following formula (2)whereinR1is C1–C4alkyl such as methyl, ethyl n-propyl, isopropyl, n-butyl, isobutyl, sec-butyl or tert-butyl, 3-methoxypropyl, 3-ethoxypropyl and 3-methoxyethoxypropyland a compound of the following formula (3)a yellow dyestuff mixture comprising a compound of the formula (4)a compound of the following formula (5)and compound of the following formula (6)wherein R2is methyl and ethyl; anda red dye mixture comprising a compound of the following formula (7)a compound of the following formula (8)and a compound of the following formula (9)a method for the preparation of such mixtures and a method for coloring a synthetic textile material or fiber blend thereof using such mixtures.

REFERENCES:
patent: 5403363 (1995-04-01), Loeffler et al.
patent: 3643752 (1988-06-01), None
patent: 0601439 (1994-06-01), None
patent: 4173871 (1992-06-01), None
patent: 4173874 (1992-06-01), None
patent: 4173875 (1992-06-01), None

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