Research Article
Enhancing the Dyeability of Polypropylene Fibers by Melt Blending with Polyethylene Terephthalate
Table 6
Color fastness to washing (ISO 105-C02:1989(E)) and light (ISO 105-B02:1994(E)).
| | Sample | | Wash fastness | | | | | | |
Light fastness | | | Color change | Staining | | | Acrylic | Nylon | Acetate | Cotton | Wool | Polyester |
| | B12 | Blue | 4-5 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | | Yellow | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | | Red | 4-5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| | B15 | Blue | 4-5 | 5 | 5 | 5 | 5 | 5 | 5 | 5-6 | | Yellow | 4-5 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | | Red | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| | B20 | Blue | 4-5 | 5 | 5 | 5 | 5 | 5 | 5 | 5-6 | | Yellow | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | | Red | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| | B25 | Blue | 4-5 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | | Yellow | 4-5 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | | Red | 4-5 | 5 | 5 | 5 | 5 | 5 | 5 | 5-6 |
| | B30 | Blue | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5-6 | | Yellow | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | | Red | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
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