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* PDF α Ͻñ ٶϴ. |
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2000 / ȣ: V.12,no.6,Dec |
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鼶 ߷ڵ |
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Dyeing and Fastness of Silk and Cotton Fabrics Dyed with Cherry Extract |
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̿ (λб а) Ȳ (ѱ) ѵ (λб а) |
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̿ (λб а) Ȳ (ѱ) ѵ (λб |
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389 ~ 395 : 7 |
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Korean |
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A natural colorants was extracted from cherry by 10wt% aqueous acetic acid solution as an extractant. Silk and cotton fabrics were dyed with the cherry extract in the temperature range of and for the time range of 30-60min. by pre- and post-mordanting with various mordants, their dyeability and fastness were investigated. The natural cherry extract prepared in this study has a maximum absorbance at 520nm. It was found that the optimum dyeing temperature and time were and 50min, respectively. The pre-mordanting method was more effective than post-mordanting. All mordants except were effective for silk fabrics. However, the dyeability on cotton fabrics increased in the order of $CrK(SO_4)_2\\\\cdot{12H_2O>(CH_3COO)_2Cu\\\\cdot{H}_2O>CuSO_4\\\\cdot{5H}_2O>AlK(SO_4)_2\\\\cdot{12H}_2O>FeSO_4\\\\cdot{7H}_2O>SnCl_2\\\\cdot{2H}_2O$ among the mordants used in this study Fastness(light, water, washing, perpspiration fastness) on the silk and cotton fabrics increased with using mordants. The post-mordanting using mordant among the various mordants in this study gave the best fastness. |
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