Cotton spray dyeing with reactive dyes

On the basis of cotton spray dyeing with direct dyes, cotton was dyed with reactive dyes with manual spray brush and 10∶1 bath ratio, after steaming fixation and scum removal, the reactive dyed cotton features excellent soaping fastness about grade 4 or more at 60℃, which is the same as that of exhaust dyeing, and 1grade above that with direct dyes. The spray dyeing with reactive dyes on cotton is feasible in practice.