Analysis of colour strength, colour fastness and antimicrobial properties of silk fabric dyed with natural dye from red prickly pear fruit

Author(s):  
P. Ganesan ◽  
T. Karthik
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.


2020 ◽  
Vol 32 (9) ◽  
pp. 2275-2278
Author(s):  
WALAIKORN NITAYAPHAT ◽  
THANUT JINTAKOSOL

The silk fabrics were modified by a cationic reagent, N-(3-chloro-2-hydroxypropyl)trimethylammonium chloride in order to prepare the fiber to be dyed with gemstone powder (i.e. malachite, lapis lazuli and jasper) by an exhaustion process. The effect of dyeing conditions such as temperature, dyeing time, pH and gemstone powder concentration on colour strength were investigated. Optimum results were achieved when dyeing at a liquor ratio of 1:100 at pH 3 (for malachite and jasper) or pH 5 (for lapis lazuli), at 90 ºC for 60 min. The color fastness to crocking of cationic treated silk fabric dyed with gemstone powder was fair to good, whereas the color fastness to washing was poor to fair. However, the colour fastness to light was very good. This study demonstrated that cationic treated silk fabric can dyed with gemstone powder by exhaustion process.


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.


2020 ◽  
Vol 71 (03) ◽  
pp. 227-234
Author(s):  
SHUMAILA KIRAN ◽  
SHAHID ADEEL ◽  
MUHAMMAD SAJJAD YOUSAF ◽  
NOMAN HABIB ◽  
ATYA HASSAN ◽  
...  

The resurgence of natural dyes is gaining fame in textile industry due to eco-friendly nature. The present study was done to investigate the Coconut coir as natural dye (tannin) for silk dyeing under Microwave (MW) treatment following the optimization of experimental parameters. Isolation of colorant was carried out in aqueous, acidic and organic media (methanol) under influence of MW treatment up to 6 minutes. Dyeing of silk was carried out having irradiated and unirradiated extracts. Good colour strength was achieved by dyeing unirradiated silk using methanolic extract under MW treatment for 4 minutes at 75°C. The optimal dyeing was achieved at 75 minutes at pH 8 while keeping fabric liquor ratio 1:25 having 5 g/100 ml table salt as an electrolyte. For development of shades, salts of Al and Fe and Tannic acid were used as pre- and post-chemical mordants and Acacia, Pomegranate, Turmeric and Henna as pre- and post-biomordents. Acacia (6%) as pre-bio mordant and Turmeric (6%) as post-bio mordant considerably improved the colour strength at optimal conditions utilizing irradiated extract of coconut coir (tannin) and un-irradiated silk under MW treatment at 4 minutes. ISO-standard shows good colour fastness and colour strength at optimal conditions using Acacia and Turmeric as bio-mordents. This research work gives information about tannin extracted from Coconut coir has great potential to dye silk fabric to produce reddish-brown colour under the influence of microwave treatment. FTIR spectral study revealed chemical changes in the silk fabric treated with microwave radiations.


2014 ◽  
Vol 1030-1032 ◽  
pp. 426-429
Author(s):  
Charoon Klaichoi ◽  
Rattanaphol Mongkholrattanasit ◽  
Nuttanan Sasivatchutikool ◽  
Nattadon Rungruangkitkrai

Cotton fabric samples were printed with acacia catechu willd. using reactive-printing technique has been investigated. The effect of different factors, i.e. quantities of urea, thickening agent and Sodium bicarbonate has been studied. The printed goods were evaluated by measuring the K/S values and the overall fastness properties. The results show that the colour strength (K/S) value of recipe 3 was the best printed result, and the next good result was obtained in the order of recipe 2 and recipe 1. The colour fastness results were ranging between fair and good level.


2014 ◽  
Vol 1030-1032 ◽  
pp. 434-437 ◽  
Author(s):  
Charoon Klaichoi ◽  
Rattanaphol Mongkholrattanasit ◽  
Nattadon Rungruangkitkrai

The purpose of this research was to study the white resist printing with colour resistant material from flour of wild taro (Colocasia Esculenta (L.) Schott) and using acacia catechu willd. as natural dye by batik technique. The optimal ratio of colour resistant materials from flour of wild taro were compose of 20% flour of wild taro corm, 36% water, 30% sodium chloride, 10% calcium hydroxide, and 4% vegetable oil. The fixation of painted samples by using hot air at 120 °C for 3 minutes can resist dyestuffs and also easy to remove the flour of wild taro. The pattern at resist printing area of fabrics shows sharpness and whiteness. The colour fastness to light and rubbing results were ranging between fair to good level. However, poor level was obtained from colour fastness to washing, water, and perspiration.


Author(s):  
Dr. Sumanta Bhattacharya

Abstract: Dying is a popular practice in textile industry which is prevalent at all parts of the world from the period of ancient civilization. Initially, natural dyes i.e. dye derived from natural resources like vegetables, flowers, minerals, plants etc. were used. Now-a-days, due to technological and scientific innovations synthetic dyes are processed at large scale in the laboratories as it is still one of the most profitable industry globally. However, the rapid utilization of chemicals in textile industry for production of synthetic dyes causes degradation of environment like soil pollution, water pollution etc. Hence, it is necessary to promote the utilization of natural dyes globally. In this paper, the bleached silk fabric was dyed with Indian Madder natural dye at different temperature and the colour strength is measured spectrophotometrically in order to study the effectiveness of the dye. Keywords: Natural dye, bleached silk fabric, Indian Madder, Colour strength


2020 ◽  
Vol 12 (4) ◽  
pp. 497-503
Author(s):  
Manisha Kumari ◽  
Manisha Gahlot ◽  
Anita Rani ◽  
Sakshi

Today universe is inclined towards eco-friendly and sustainable products. Its interest is shifting from synthetic products to natural once. The present study involves the optimization of extraction pH of natural dye and optimization of dyeing parameters for dyeing of silk fabric using response surface methodology (RSM). The extraction of dye from the leaves of Pyrus pashia (Wild Himalayan pear) was carried out in acidic, neutral and alkaline pH. The neutral pH exhibited the highest colour strength than alkaline and acidic pH. Box-Behnken Design (RSM) was used for optimization of dyeing variables. The effect of independent variables i.e. dye material concentration, dyeing time and temperature were assessed on dependent variable i.e colour strength of the dyed silk fabric sample. The optimized dyeing variables obtained for application of P. pashia leaf dye on silk fabric were 5% (w/v) dye material concentration, 70°C dyeing temperature and 45 minutes dyeing time. It not only creates a source for a natural dye but can also lead to creating employment amongst the rural people. P. pashia has a potential to colour silk fabric and can be used to dye other natural fibres such as cotton and wool which can be a step towards sustainable development. dyeing with its leaf extract can be helpful in promoting eco-friendly processing of textiles.


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.


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.


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