An Evaluation of Silk Fabric Dyed with Lac Dye by Using Pad-Dry Technique - A Research on Effect of Mordant Concentration

2013 ◽  
Vol 821-822 ◽  
pp. 569-572
Author(s):  
Rattanaphol Mongkholrattanasit ◽  
Kittisak Ariyakuare ◽  
Tuernchai Limtrakool ◽  
Chintana Saiwan ◽  
Nattadon Rungruangkitkrai ◽  
...  

A natural dye extracted from lac was applied to a silk fabric by the use of pad-dry technique under different conditions. The dyeing properties were evaluated by measuring K/S and CIELAB values. In addition, the different fastness properties were evaluated. The effect of dyes at different mordant concentration levels with respect to their colour strength was also studied. 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 CuSO4 gave a purple red colour, while those dyed with FeSO4 had a reddish-gray colour. The fastness properties ranged from fair to good, while washing fastness was poor level.

2014 ◽  
Vol 1010-1012 ◽  
pp. 512-515
Author(s):  
Rattanaphol Mongkholrattanasit ◽  
Charoon Klaichoi ◽  
Monthon Nakpathom ◽  
Jitti Pattavanitch ◽  
Nattadon Rungruangkitkrai

Silk fabric was dyed with the colourant extracted from Laccifer Lacca Kerr. by using post-mordanting process and pad-dry technique. The effect of metal mordantats at different mordant concentration levels on their colour strength was also investigated. Silk fabrics dyed with Laccifer Lacca extract showed a light pink shade, while those dyed with alum and stannous chloride produces pinkish-red colour. Silk mordanted with CuSO4 gave a purple red colour, while those dyed with FeSO4 had 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 good and excellent for dyed fabric.The results confirmed that natural dyes from Laccifer Lacca Kerr. extract have potential applications for silk fabric dyeing and producing ultraviolet (UV) protective silk fabric.


2014 ◽  
Vol 884-885 ◽  
pp. 216-219
Author(s):  
Rattanaphol Mongkholrattanasit ◽  
Nattadon Rungruangkitkrai ◽  
Nitaya Tubtimthai ◽  
Nuttanan Sasivatchutikool ◽  
Nattaya Punrattanasin

The dyeing and fastness properties of silk fabric dyed with natural dye extraction from the bark of Garcinia Dulcis (Roxb.) Kurz by the pad-batch process was studied. The effect of dyes at different mordant concentration levels on their colour strength was also investigated. Silk fabrics dyed with Garcinia Dulcis (Roxb.) Kurz bark extract showed a pale yellow shade, while those dyed with alum and stannous chloride bright yellow and light yellow colour, respectively. Silk substrates dyed with CuSO4 gave a yellowish green colour, while those dyed with FeSO4 had a dark brown colour. The fastness properties showed fair to good rating, whereas the colour fastness to perspiration was at a poor level.


2014 ◽  
Vol 1010-1012 ◽  
pp. 503-507
Author(s):  
Rattanaphol Mongkholrattanasit ◽  
Nattaya Punrattanasin ◽  
Kamolkan Sriharuksa ◽  
Yanisa Laoong-U-Thai ◽  
Nattadon Rungruangkitkrai

The present paper deals with the application of natural dye extracted from Garcinia Dulcis (Roxb.) Kurz bark on silk fabric by using post-mordant and pad-dry processes and also evalation of effect of metal modants as differnt concentration on dyeability, colour values (L*, a*, b*) and colour strength (K/S), and fastness properties. Silk fabrics dyed with Garcinia Dulcis (Roxb.) Kurz bark extract and stannous chloride (SnCl2) showed a pale yellow shade, while those dyed with alum (AlK(SO4)2 bright yellow colour. Silk substrates dyed with CuSO4 gave a yellowish-green colour, while those dyed with FeSO4 had a yellowish brown colour. The fastness properties showed fair to good rating, whereas the colour fastness to perspiration was at a poor level.


2014 ◽  
Vol 1010-1012 ◽  
pp. 516-519 ◽  
Author(s):  
Rattanaphol Mongkholrattanasit ◽  
Charoon Klaichoi ◽  
Thaweporn Tomkom ◽  
Nuttanan Sasivatchutikool ◽  
Yanisa Laoong-U-Thai ◽  
...  

The colour activity of silk fabric dyed with natural dye extraction from the purple corn cob by post-mordanting was studied. The effect of dyes at different metal mordants concentration levels on their colour strength was also investigated. Silk fabrics dyed with purple corn cob extract showed light violetish-pink shade, while those dyed with alum violetish-pink colour. Silk substrates dyed with CuSO4 gave a gray colour, while those dyed with FeSO4 had a violetish-pink colour. The fastness properties showed fair to very good rating.


2013 ◽  
Vol 2013 ◽  
pp. 1-7 ◽  
Author(s):  
Rattanaphol Mongkholrattanasit ◽  
Charoon Klaichoi ◽  
Nattadon Rungruangkitkrai ◽  
Nattaya Punrattanasin ◽  
Kamolkan Sriharuksa ◽  
...  

Natural dyes from Eucalyptus leaf extract, quercetin, rutin, and tannin were applied to silk fabric by pad-batch and pad-dry techniques under different conditions. Ferrous sulfate was used as a mordant. The dyeing properties were evaluated by measuring K/S and CIELAB values. In addition, the different fastness properties were evaluated. The effect of dyes at different concentration levels with respect to their colour strength was also studied.


2016 ◽  
Vol 857 ◽  
pp. 491-494
Author(s):  
Kongkiat Maha-In ◽  
Rattanaphol Mongkholrattanasit ◽  
Charoon Klaichoi ◽  
Wiphawan Pimklang ◽  
Panida Buathong ◽  
...  

Natural dye solution from longan leaves was applied to the simultaneous dyeing of silk fabric and using alum, copper sulfate, ferrous sulfate and stannous chloride as a mordanting agents. The dyeing properties and effects of simultaneous-mordanting on the hue, colour strength and colour value were revealed. The results show that The K/S values increased with an increase of metal mordant concentration. The mordant activity sequence was CuSO4> FeSO4> AlK(SO4)2 > SnCl2. The obtained colour values show that silk fabrics dyed without mordant exhibited dark brown colour, while those mordanted with aluminum potassium sulfate (alum), stannous chloride and copper sulfate showed a variety of medium to dark brown shades. With ferrous sulfate, the colour shade was darker and duller. The colour fastness results showed good to very good level.


2019 ◽  
Vol 38 (1) ◽  
pp. 49-58
Author(s):  
V. Narayana Swamy

The current study deals with the extraction of natural dye from Bombax malabarica flowers, readily available by-product. Dye was extracted under different operating conditions such as time (60–90 min), temperature (90–95 °C), and pH 9. The dyed samples were subjected to CIELAB system using Gretag Macbeth Color Eye 7000A Spectrophotometer for the evaluation of color strength and L*a*b* C and H values. To improve the dye uptake and color fastness, pre and postmordanting was carried out using alum, tannic, and tartaric acid mordants. Dyed silk fabrics were tested for its color fastness when subjected to light, washing, and rubbing. Fastness properties of dyed silk fabric samples were found considerably good. Mordanted silk fabric samples showed increase in dye uptake resulting in high color strength and better fastness properties. The dyed silk samples displayed good antimicrobial activity (reduction rate: 48%) against the bacteria Escherichia coli and (reduction rate: 55%) against Staphylococcus aureus.


2016 ◽  
Vol 848 ◽  
pp. 199-202
Author(s):  
Kongkiat Maha-In ◽  
Rattanaphol Mongkholrattanasit ◽  
Charoon Klaichoi ◽  
Wiphawan Pimklang ◽  
Panida Buathong ◽  
...  

Natural dye solution from longan leaves was applied to the simultaneous dyeing of silk fabric and using alum, copper sulfate, ferrous sulfate and stannous chloride as a mordanting agents. The dyeing properties and effects of simutaneous-mordanting on the hue, colour strength and colour value were revealed. The results show that The K/S values increased with an increase of metal mordant concentration. The mordant activity sequence was CuSO4> FeSO4> AlK(SO4)2 > SnCl2. The obtained colour values show that silk fabrics dyed without mordant exhibited dark brown colour, while those mordanted with aluminum potassium sulfate (alum), stannous chloride and copper sulfate showed a variety of medium to dark brown shades. With ferrous sulfate, the colour shade was darker and duller. The colour fastness results showed good to very good level.


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.


2016 ◽  
Vol 857 ◽  
pp. 487-490 ◽  
Author(s):  
Rattanaphol Mongkholrattanasit ◽  
Charoon Klaichoi ◽  
Nattadon Rungruangkitkrai ◽  
Pornphanit Sasivatchutikool

The present paper deals with the application of natural dyes extracted from cassia fistula fruit or golden shower tree seed pods on nylon fabric. The dyeing properties were evaluated by measuring K/S and CIELAB values. In addition, the different fastness properties were evaluated. The effect of metal mordants at different concentration levels with respect to their colour strength was also studied. Nylon fabrics dyed with golden shower tree seed pods extract without mordant showed a light brownish-yellow shade, while those dyed with ferrous sulfate and stannous chloride brighter brownish-yellow colour. Nylon substate dyed with alum and CuSO4 gave a duller brownish-yellow colour. The fastness properties ranged from fair to good level.


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