A manual of dyeing: for the use of practical dyers, manufacturers, students, and all interested in the art of dyeing (1919)
Knecht, Edmund, 1861-1925, Loewenthal, Richard, Rawson, Christopher · London : C. Griffin · leaf 125
the exposure of the goods by thecarbonic acid of the air, which liberates from it free hypochlorous acid :—2CaOCl3 + H.p -I- COo = CaClj + CaCOj + 2H0C1. * Mahien has also patented (German Patent No. 61,668) the use of coal-tar benzenefor this purpose. I04 A MANUAL OF DYEING. The white sour, which… … Fig. 25.—Square beater washing machine (section). the grey sour. Some bleachers do not wash between the chemick and whitesour, so that when the goods come into contact with the acid there is con-siderable evolution of chlorine, which acts energetically on any remaininc^ BLEACHING OF COTTON. 105…
Dyes and dyeing
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