scholarly journals UV-protection property of Eri silk fabric dyed with natural dyes for eco-friendly textiles

Author(s):  
N Rungruangkitkrai ◽  
R Mongkholrattanasit ◽  
P Phoophat ◽  
N Chartvivatpornchai ◽  
S Sirimungkararat ◽  
...  
2015 ◽  
Vol 804 ◽  
pp. 217-220 ◽  
Author(s):  
Rattanaphol Mongkholrattanasit ◽  
Chintana Saiwan ◽  
Charoon Klaichoi ◽  
Nattadon Rungruangkitkrai ◽  
Pornphanit Sasivatchutikool

Silk fabric has been dyed with natural indigo (Indigofera tentoria) in absence and present ferrous sulfate mordant by using post-mordanting and pad dyeing processes. It was observed that with an increase in the dye concentration, the ultraviolet (UV) protection factor (UPF) values ranged between good and very good for the silk fabric. Silk fabrics dyed with natural indigo showed green shade. The level of fastness properties were ranged from good to very good. The results confirmed that natural dyes from natural indigo with ferrous sulfate have potential applications in fabric dyeing and in producing UV-protective silk fabrics.


2014 ◽  
Vol 1030-1032 ◽  
pp. 430-433
Author(s):  
Rattanaphol Mongkholrattanasit ◽  
Charoon Klaichoi ◽  
Pannarai Rug-Ngam ◽  
Monthon Nakpathom ◽  
Manat Paengsai ◽  
...  

In the present study, natural dye from cob of purple corn and various metallic salts have been used to identify the proper dyeing condition for attaining high quality natural dyeing along with imparting UV protection property to the dyed silk fabric. Silk fabrics dyed with cob of purple corn extract showed a violetish-pink shade, while those dyed with alum light violetish-pink shade colour. Silk substrates dyed with CuSO4 and FeSO4 gave a yellowish grey and violetish-gray colour, respectively. The fastness properties ranged from fair to good. The ultraviolet protection factor (UPF) values of silk fabric dyed with and without metal mordants ranged between very good and excellent.


2014 ◽  
Vol 884-885 ◽  
pp. 257-260 ◽  
Author(s):  
Rattanaphol Mongkholrattanasit ◽  
Nattadon Rungruangkitkrai ◽  
Nitaya Tubtimthai ◽  
Nuttanan Sasivatchutikool

In the present study, natural dye from lac dye and various metallic salts have been used to identify the proper dyeing condition for attaining high quality natural dyeing along with imparting UV protection property to the dyed silk fabric. Silk fabrics dyed with lac extract showed a light pink shade, while those dyed with alum and stannous chloride pinkish-red colour. Silk substrates dyed with CuSO4gave a purple red colour, while those dyed with FeSO4had a reddish-gray colour. The fastness properties ranged from fair to good, while washing fastness was poor level. The ultraviolet protection factor (UPF) values of silk fabric dyed with and without metal mordants ranged between very good and excellent for the silk fabric.


2014 ◽  
Vol 1010-1012 ◽  
pp. 508-511 ◽  
Author(s):  
Rattanaphol Mongkholrattanasit ◽  
Charoon Klaichoi ◽  
Junyar Sarnium ◽  
Pichitphol Jareonsapyanant ◽  
Nuttanan Sasivatchutikool ◽  
...  

A natural dye extracted from purple corn cob was applied to a silk fabric using pre-mordanting method, under different conditions. It was observed that with an increase in the dye concentration, the ultraviolet (UV) protection factor (UPF) values ranged between good and very good for the silk fabric. In addition, a darker colour, such as that provided by a FeSO4and CuSO4mordant, gave better protection because of higher UV absorption. Silk fabrics dyed with purple corn cob extract showed a light violetish-pink shade, while those dyed with alum violetish-pink colour. Silk substrates dyed with CuSO4gave a green to greenish-pink colour, while those dyed with FeSO4had a light yellow to violetish-gray colour. The results confirmed that natural dyes from purple corn cob extract with metal mordants have potential applications in fabric dyeing and in producing UV-protective silk fabrics.


2013 ◽  
Vol 821-822 ◽  
pp. 560-563 ◽  
Author(s):  
Rattanaphol Mongkholrattanasit ◽  
Charoon Klaichoi ◽  
Nattadon Rungruangkitkrai ◽  
Nuttanan Sasivatchutikool

Natural dye extracted from the mangrove bark was applied to a silk fabric by an exhaustion dyeing process. The dyeing was conducted with and without metallic salt mordants using pre-mordanting. It was observed that with an increase in the dye concentration, the ultraviolet (UV) protection factor (UPF) values ranged between good and excellent for the silk fabric. In addition, a darker color, such as that provided by a CuSO4 mordant, gave better protection because of higher UV absorption. The results confirmed that natural dyes from mangrove bark extract with metal mordants have potential applications in fabric dyeing and in producing UV-protective silk fabrics.


2013 ◽  
Vol 796 ◽  
pp. 395-399 ◽  
Author(s):  
Xi Chun Dai ◽  
Zhi Wei Hang ◽  
Xiang Rong Wang

In order to improve fastness of printing silk fabric with natural dyes, the influence of sinapic acid on printing of silk fabric with sorghum red was investigated in this work. The silk fabric was printed using guar gum as paste, sorghum red as natural dye, sinapic acid as auxiliaries. The appropriate steaming condition was the temperature 100°C, time 15min and saturated steam. The results showed that the light fastness and the wash fastness of the printed fabric were improved by the addition of sinapic acid. It is proposed that sinapic acid can be applied as effective fastness improver of natural dyes.


2021 ◽  
pp. 59-60
Author(s):  
A.S. Monisha ◽  
G. Parasakthibala

Synthetic dyes release huge amount of waste and uniform colourants lead to health hazard. It also disturbing the ecobalance of the nature. Natural dyes are mostly derived from plants, invertebrates, or minerals. The most of the natural dyes are vegetable dyes from plant sources-roots, berries, bark, leaves, and wood—and other organic sources such as fungi and lichens. Natural dyes exhibit good biodegradability and are more compatible with the environment. In spite of their inferior fastness, natural dyes are more acceptable to environmentally conscious people around the world. The present study deals with the natural dyes extracted from Rubia Cordifloria. The extracted dye used to dye selected silk fabric and myrobalan mordant used for dye ability, fastness properties, absorbency test. Two shades with different concentration have been developed. Absorbency properties of the dyes extracted from madder and sinking test was determined. The colour fastness through washing and rubbing (Wet and Dry) was an excellent satisfaction in both different concentrations.


2011 ◽  
Vol 102 (3) ◽  
pp. 272-279 ◽  
Author(s):  
Rattanaphol Mongkholrattanasit ◽  
Jiří Kryštůfek ◽  
Jakub Wiener ◽  
Martina Viková

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