Unformatted text preview: acid. C. The substrate treated is bleached cotton print cloths. D. Procedure: 1. The first step is to run the fabric in the pad bath already prepared. The pad bath includes 20g/L of Naphthol, 20 mL/L of sulfonated castor oil, 12.7 g/L of NaOH, and 22.5 g/L of sodium nitrite. 2. We will then dry it at 110 o C. 3. We then measure the viscosity of the already prepared print paste. 4. Next we will cut swatches for each person. 5. We will then use the paste to print the image on the cloth and dry the fabric in the oven. 6. After the paste is dried we will wash the fabric in cold water and then in a bath of sodium carbonate and wetting agent to remove the paste thickener. We then run it through the centrifuge machine. 7. The fabric is then dried....
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- Spring '10
- Sodium, Sodium hydroxide, Dye, Naphthol