Composition for dyeing cellulosic fabric

C - Chemistry – Metallurgy – 09 – B

Patent

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Details

C09B 62/00 (2006.01)

Patent

CA 2643794

The composition that permits spray dyeing of a cellulosic, such as cotton, fabric or garment. The composition includes a wetter, an alkali, a reactive dye, a thickener, and water. The present compositions are made by first mixing together the wetter, reactive dye and water to form a first solution, then mixing the thickener into the first solution to form a second solution, and thereafter mixing or merging the alkali to the second solution within thirty minutes prior to spray application onto the cellulosic fabric or garment .

La présente invention concerne une composition permettant de teindre par pulvérisation un tissu cellulosique, par exemple du coton, ou un vêtement. La composition comprend un mouillant, un alcali, un colorant réactif, un épaississant et de l~eau. La composition est produite par mélange initial du mouillant, du colorant réactif et de l~eau pour former une première solution, puis par mélange de l~épaississant à la première solution pour former une seconde solution, et enfin par mélange ou fusion de l~alcali dans la seconde solution dans un délai de trente minutes avant pulvérisation sur le tissu cellulosique ou le vêtement.

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