PERMALON® Automotive Acid Dye for Nylon

PERMALON® Automotive Acid Dye

This range of acid dyes complies with the high standards required for the interiors of automobiles, recreational vehicles, public transit and commercial aircraft.

Our dyes are produced to the highest quality and minimum tolerance to meet the demands for outstanding lightfastness and a high degree of reproducibility from lot to lot. 

PERMALON® Automotive Acid Dyes for Nylon

Xenon Light Fastness

Wash Fastness 2A

Perspiration Fastness (Acid)

PERMALON®

Yellow NW 250%
1.0%

6-7

3

4-5

PERMALON®
Yellow SGR 200%
1.0%

7

4

5

PERMALON®
Scarlet ML

1.0%

6-7

5

4-5

PERMALON®
Bordeaux SRLB 333%

1.0%

6-7

3

5

PERMALON®
Dark Blue MTR

1.0%

6-7

4-5

5

PERMALON®
Brown MBL
1.0%

6-7

4-5

4-5

PERMALON®
Brown SGL
1.0%

6-7

4-5

4-5

PERMALON®
Grey BL 200%
3.0%

6-7

5

5

Procedures:

Dyeing at 140º

Pre-scour with 1& STANSCOUR® BRC at 160º for 20-minutes.

  1. Drop & rinse.
  2. Set bath at 90ºF with:
    1. Xg/l salt (per chart below)
  3. Add PERMARBIL® Reactive Dye (pre-dissolve in 160º-180ºF water).
  4. Run 10-minutes.
  5. Add 1/10 total amount of Soda Ash over 10-minutes.
    1. Run 10-minutes.
  6. Add remaining 9/10 Soda Ash over 10-minutes (pH 10.8-11.2).
    1. Run 10-minutes.
  7. Heat to 140ºF at 2ºF/minute.
    1. Run for 45-minutes.
  8. Sample.
    1. If shade is acceptable, drop bath.
    2. When sampling shade, swatch should be: rinsed cold, rinsed warm, and neutralized with 0.25% Acetic Acid. Then, scoured at 200ºF – see steps 12-18.
  9. Rinse at 120ºF for 10-minutes.
    1. Drop bath.
  10. Rinse at 140º for 10-minutes.
    1. Drop bath.
  11. Neutralize at 120ºF with 0.25% Acetic Acid (pH 7-8).
    1. Run 10-minutes.
    2. Drop bath.
  12. Set fresh bath to 120ºF.
  13. Heat to 200ºF.
    1. Hold 10-minutes.
    2. Drop bath.
  14. Set bath to 120ºF.
    1. Hold 10-minutes.
    2. Drop bath.
  15. Finish as usual.

Salt and Soda Ash Recommendations for Cotton/Rayon

% Reactive Dye

g/l Sodium Chloride or Sodium Sulfate

g/l Soda Ash

0-0.25

30

5

0.26-0.50

50

5

0.51-1.00

60

10

1.01-2.00

60

10

2.01-3.00

80

10

3.01-5.00

80

10

Above 5.00*

*When dyeing above 5.00% the yield should increase with use of 100g/l salt

80-100

10

PERMABRIL® Brill Blue R Special Requires Reduced Salt

% Reactive Dye

g/l Sodium Chloride or Sodium Sulfate

up to 0.50

20

0.51-2.00

30

2.01-4.00

40

Above 4.00

50

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