Bleaching and dyeing; fluid treatment and chemical modification – Diffusion transfer dyeing process – transfer sheet and product – Dry heat treatment for penetration
Patent
1979-09-12
1981-06-16
Lusignan, Michael R.
Bleaching and dyeing; fluid treatment and chemical modification
Diffusion transfer dyeing process, transfer sheet and product
Dry heat treatment for penetration
8495, 427315, 427316, 427324, 427377, 4273899, 427392, 526320, D06P 100, B05D 302, B05D 300
Patent
active
042735521
ABSTRACT:
A process for the pretreatment of cellulose fibers which are printed according to the thermotransfer printing process, which comprises impregnating the fiber material with a solution or dispersion containing a compound of the formula ##STR1## in which x is 2 or 3, A represents--if x=2--a group of the formula ##STR2## or -if x=3 --represents a group of the formula ##STR3## W is a group of the formula --CH.sub.2 --or ##STR4## R is hydrogen or methyl, m is a number of from 1 to 30, preferably from 4 to 11, and n is a number of from 1 to 30, preferably from 1 to 10, as well as a polymerization catalyst, and steaming and drying the material.
REFERENCES:
patent: 3661827 (1972-05-01), Taft
patent: 3707346 (1972-12-01), Markert et al.
patent: 3829286 (1974-08-01), Anzai et al.
patent: 3880956 (1975-04-01), Skoultchi
patent: 4065598 (1977-12-01), Takahashi et al.
Hoechst Aktiengesellschaft
Lusignan Michael R.
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