Tuesday, May 2, 2017

Typical Dyeing Recipe for Different Fibers and Dyes

Dyeing in textile is the process of coloration to textile materials like fibers, yarns, and fabrics. In this process different types of dyes and chemicals are used to produce different shades at different types of fabric. This process can be done by hand or by machine. Various types of dyeing recipe are used for different types of fiber. In this article I have given 6 typical recipes for different dyes and fibers.

Some Important Typical Dyeing Recipe:
Textile dyeing
Fig: Textile dyeing
1. Typical recipe for dyeing of cotton by direct dye:
  • Direct dye -----------------------------------------X%
  • Salt (NaCl) ----------------------------------------5.0-20.0 g/L
  • Soda ash (Na2CO3) ----------------------------1.0-5.0 g/L
  • Wetting agent -----------------------------------1.0-2.0 g/L
  • Sequestering agent ----------------------------1.0-2.0 g/L
  • Leveling agent -----------------------------------0.5-1.0 g/L
  • M:L -------------------------------------------------1:5 – 1:10
  • pH --------------------------------------------------- neutral to slight alkaline
  • Temperature ------------------------------------90-1000C
  • Time ----------------------------------------------- 50-60 min
2. Dyeing of cotton with vat dye typical recipe for vatting:
  • Vat dyes ------------------------------------------- X g/L
  • Wetting agent ----------------------------------- 0.5-1 g/L
  • Sequestering agent ---------------------------- 1.0-2.0 g/L
  • Dispersing agent -------------------------------- Y g/L
  • Caustic soda (66-700Tw) ---------------------15-30 g/L
  • Hydroze -------------------------------------------- 10-20 g/L
  Recipe for Oxidation:
  • Hydrogen peroxide -----------------------------0.2-1.0 g/L
  • Temperature ------------------------------------- 25-600C
3. Typical recipe for dyeing of wool:
  • Acid dye ---------------------------------------------- X%
  • Wetting agent ----------------------------------------0.5-1.0 g/L
  • Leveling agent --------------------------------------1.0-3.0 g/L
  • Glauber salt -----------------------------------------10-20 g/L
  • Acetic/sulphuric acid ------------------------------1-4 g/L
  • Temperature ----------------------------------------90-1000C
  • Time -------------------------------------------------30-50 minutes
  • M:L ------------------------------------------------- 1:10
4. Typical dyeing recipe with DCT (cold brand) reactive dyes:
  • Reactive dye (cold brand) owf -------------------1.5 – 2%
  • Wetting agent ---------------------------------------1 g/L
  • Sequestering agent ---------------------------------1 g/L
  • Leveling agent --------------------------------------1 g/L
  • Anti-creasing agent --------------------------------1 g/L
  • Common salt (NaCl) ------------------------------40 g/L
  • Soda ash (Na2CO3) (pH-11.5) -------------------12 g/L
  • M:L ratio --------------------------------------------1:20
  • Time -------------------------------------------------1 hour
  • Temperature ----------------------------------------600C
5. Typical recipe for dyeing of polyester:
  • Disperse dyes -------------------------------------X%
  • Dispersing agent ---------------------------------0.5-1.0 g/L
  • Leveling agent -----------------------------------1.0-2.0 g/L
  • Sequestering agent ------------------------------1.0-2.0 g/L
  • Acetic acid (50%) ------------------------------0.5-2 g/L
  • Carrier -------------------------------------------2-5%
  • Temperature ------------------------------------90-1000C
  • Time ---------------------------------------------50-120 minutes
  • M:L ---------------------------------------------1:10
6. Typical recipe for dyeing jute fabric:
  • Basic dyes -------------------------------------X%
  • Glacial acetic acid ---------------------------1.0-3.0 g/L
  • Glauber salt -----------------------------------10-20 g/L
  • Wetting agent ---------------------------------0.5-1.0 g/L
  • Sequestering agent --------------------------1.0-2.0 g/L
  • Temperature ---------------------------------80-900C
  • Time ------------------------------------------30-50 minutes
  • M:L -------------------------------------------1:10