This is a general one-bath procedure, for cross or union-dyeing, using Orcocilacron™ Disperse and Orco™  acid dyes on Polyester/Nylon blends.  Acid dye classes that are applicable for this procedure are Orco Milling™, Orco Nylosol™, and Orcolan Neutral™.

1. Prepare goods as necessary.
2. In a bath at 110°F(43°C), add:

• 0.5-1.0 %   owg     Anionic Wetting Agent
• 6 %              owg     Glauber’s Salt
• X %             owg     Orcocilacron™ Disperse dyes properly prepared   

3. Circulate for 10 minutes and then add:

• Y % owg     Orco™  acid dyes properly prepared

4. Slowly raise temperature to 170°F(77°C) and add:

• 3 %   owg     Orco Dye Carrier LLRS-2™

5. Raise to the boil and run for 1-1 ½ hours depending on the depth of shade.
6. Cool to 170°F(77°C), sample, and shade if necessary. If so, raise to the boil and run an additional 30 minutes.
7. Hot wash at 170-180°F(77-82°C) to remove dye carrier. Do not allow the temperature to drop below 160°F(71°C) until all carrier is removed.
8. After-scour in fresh bath at 180°F(82°C) for 30 minutes with:

• 0.5 % owg     Anionic Wetting Agent
• 0.5 % owg     Acetic Acid

9. Cool to 170°F(77°C), drop bath, and rinse well.

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