Basic HTML Version

|  | Table of Contents |  | View Full Version

Page 94 - Shawl Weaving Artisan - TP
P. 94

    7  Heat the dye bath to (around 80°C to 90°C).       12 Immerse the cotton yarn in the neutralizing solution.
           8  Maintain the temperature and let the cotton yarn dye   13 Let it treat for 10-15 minutes.
             for 30-45 minutes.
                                                                Rinsing and drying
           Cooling and rinsing
                                                                14 Rinse the cotton yarn thoroughly with cold water to
           9  Gradually cool the dye bath to around 40°C to 50°C.  remove any remaining neutralizing solution.

           10 Rinse the cotton yarn thoroughly with cold water to   15 Gently squeeze  out excess water from the cotton
             remove any excess dye.                                yarn.
           Neutralization                                       16 Then dry the cotton yarn in a room temperature.
           11 Mix acetic acid with water (around 1% to 2% of the
             weight of the cotton yarn).

           TASK 4: Dyeing of cotton fabric with direct dyes

                                                 Refer TASK 3 (Step 1 to 16)

              -   The amount of dye and chemicals required         -  It’s  recommended  to  perform  a  sample
                may vary depending on the type of wool,               dyeing test before dyeing the entire batch
                cotton and the desired shade.                         of wool and cotton fabric or yarn.

           82             Textile & Handloom : Shawl Weaving Artisan (NSQF - 2024) Exercise 1.6.55

| 89 90 91 92 93 94 95 96 97 98 99 |