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* PDF α Ͻñ ٶϴ. |
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2016 / ȣ: V.28,no.3,Sept |
1() |
ſ ڼ ɼ |
2(Ÿ) |
Characteristics and Dyeability of Perilla Frutescens L. Britt Extracts with Different Solvents |
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õ, * |
(Ÿ) |
Qian Wen Wang and Jung-Soon Lee* |
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泲б Ƿа |
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Chungnam National University |
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195 ~ 207 : 13 |
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Korean |
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Abstract In this study, we examined the influence of the pigment characteristic and
dyeing condition on dyeing properties and functionality by using Perilla Frutescens L. Britt
extracts, in which ethanol, distilled water and NaOH solution were used as 3 different solvents.
Changes in dyeing conditions include variations in dye concentration, dyeing temperature,
time and pH on dye uptake, and K/S values were compared according to these
changes. Additionally, color changes were observed according to the use and types of
mordant. Ultraviolet-visible spectrum was utilized to investigate the pigment characteristic,
and as a result, chlorophyll was identified in ethanol extract, whereas tannin was
identified both in distilled water extract and NaOH solution extract. By using FT-IR analysis,
these tannins in distilled-water-extract and NaOH solution extract were verified to be
hydrolyzable tannin. When dyeing silk, dye uptake increased as dye concentration, dyeing
temperature and time increased, while it decreased as pH of the extract increased. Fabrics
dyed without a mordant produced Y-series colors, and fabrics dyed with mordants showed
various colors depending on the mordant types. Even though color fastness to washing
and light was unsatisfactory, fastness to rubbing and perspiration showed relatively high
grade. Moreover, deodorant ability of dyed fabric improved. |
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Keywords Perilla Frutescens L. Britt, distilled-water-extract, ethanol-extract, NaOH solution
extract, dyeability |
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Reference |
http://www.koreascience.or.kr/article/ArticleFullRecord.jsp?cn=OSGGBT_2016_v28n3_195&ordernum= |
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