Table 6 (K/S) values and color coordinates of blend fabrics (cotton/bicomponent (PET,PTT) filament) dyed using the different dyeing processes.

From: Dyeing of advanced denim fabrics (blend of cotton/bicomponent polyester filaments) using different processes and artificial intelligence method

Shades

Dyeing process

(K/S)

Color coordinates (D65/10°)

Color differences

L*

a*

b*

C*

h (°)

ΔL*

Δa*

Δb*

ΔC*

ΔH

ΔECMC(2:1)

Shade 1

Two baths/two phases

19.50 ± 0.15

26.36

33.93

6.56

34.56

10.95

–

–

–

–

–

–

One bath/two phases

19.35 ± 0.25

26.43

34.02

6.58

34.65

10.95

−0.07

−0.09

−0.02

−0.09

0.00

0.059

One bath/one phase

19.05 ± 0.34

26.76

37.09

7.04

37.75

10.75

−0.37

−3.16

−0.48

−3.19

0.20

1.510

Shade 2

Two baths/two phases

14.21 ± 0.41

59.32

20.55

35.11

40.68

59.69

–

–

–

–

–

–

One bath/two phases

14.30 ± 0.17

59.21

20.52

35.09

40.65

59.71

0.11

0.03

0.02

0.03

−0.02

0.042

One bath/one phase

14.15 ± 0.08

59.44

20.59

35.13

40.72

59.66

−0.23

−0.04

−0.02

−0.04

0.03

0.049

Shade 3

Two baths/two phases

18.62 ± 0.34

28.28

41.11

3.74

41.28

5.20

–

–

–

–

–

–

One bath/two phases

18.69 ± 0.23

28.07

41.15

3.89

41.33

5.40

−0.07

−0.04

−0.15

−0.05

−0.20

0.175

One bath/one phase

17.96 ± 0.15

28.41

49.15

4.09

49.32

4.76

0.66

−8.04

−0.35

−8.04

0.44

3.437

Shade 4

Two baths/two phases

12.53 ± 0.20

22.07

2.95

−15.77

16.04

79.44

–

–

–

–

–

–

One bath/two phases

12.49 ± 0.32

22.13

2.97

−15.69

15.97

79.32

0.04

−0.02

−0.08

0.07

−0.12

0.128

One bath/one phase

11.53 ± 0.36

23.36

3.42

−16.89

17.23

78.59

1.00

−0.47

1.12

−1.19

−0.85

1.442

Back to article page