k intrachrome black rpl 34 which is 50 liquidan acrylic copolymer emulsion 20 0sold under the designation 34 neocryl bt 520 34 a polyether modified 0 3dimethylpolysiloxane wettingagentsold under the trademark 34 byk 348 34 ______________________________________ after applying the inks of examples 1 3 to samples both raw cotton and grey cotton fabric the ink was dried for at least 4 hours but no more than overnight the sample was then placed into the scouring solution of table 4 at a solution to fiber volume ratio of 30 1 and boiled for 30 minutes the fabric was then rinsed at a boil in tap water for several minutes the fabric was then placed in the bleaching solution of table 5 at room temperature and heated to 150 u00b0 f after holding for 30 60 minutes it was rinsed at 150 u00b0 f then the fabric was rinsed with tap water of approximately 80 u00b0 f table 4______________________________________scouring solutioncomponent portion______________________________________sodium hydroxide 1 0 gsodium carbonate 0 25 ga wetting agent 0 25 gsold by rohm amp haas companyunder the trademark 34 triton x 100 34 water 100 ml______________________________________ table 5______________________________________bleaching solutioncomponent portion______________________________________hydrogen peroxide 1 5 mlsodium silicate 0 75 ga wetting agent 0.