Research Article

Enhancing the Dyeability of Polypropylene Fibers by Melt Blending with Polyethylene Terephthalate

Table 5

Colorimetric attributes of dyed samples under D65 standard illuminant and 10° standard observer.

SampleBlue disperse dyeYellow disperse dyeRed disperse dye
Temp. (°C)

PP100 72.98−4.47−10.4211.34246.7980.76−0.9639.7839.891.3968.7819.6711.2622.6729.79
130 66.87−3.03−15.8116.10259.1371.405.8058.1158.4084.2950.6333.9017.9038.3427.83
B12100 50.11−18.21−32.3537.12240.6178.2511.8479.9580.8281.5739.3952.8522.5057.4523.06
13038.34−11.16−32.2134.09250.8859.2617.6765.8968.2274.9833.4844.8822.7350.3126.86
B1510047.86−21.28−28.8035.81233.5373.9412.6581.4982.3381.0337.9252.5724.8158.1325.26
13042.32−9.69−34.6035.93254.3560.5613.0370.9971.3079.6032.1443.2521.9348.4926.88
B2010047.78−18.77−31.7136.85239.3871.8314.3384.0785.2980.3239.3450.9924.2256.4525.41
13041.37−8.90−36.6337.69256.3364.9915.8270.3872.1477.3234.3047.0423.1352.4226.18
B2510045.48−17.32−33.5537.76242.7072.9110.7384.8685.5382.7936.1351.3424.4856.8825.49
13035.12−7.88−36.6537.49257.8566.2211.8670.0271.0280.3833.4547.5123.1852.8626.01
B3010044.88−18.33−33.7238.38241.4771.5713.7780.4081.5780.2738.7151.0425.1556.6726.56
13043.43−9.46−35.3236.57255.0064.8210.8572.8573.6581.5232.9946.0623.1651.3426.12
PET100 42.9−16.22−35.1638.72245.2268.9715.0880.4784.6080.6237.5452.4125.3858.2425.83
13039.38−13.74−37.2339.69249.7370.7512.5497.4187.2282.6634.3751.1827.8158.2528.51