DYEING AND COLORFASTNESS PROPERTIES OF TENCEL FABRIC TREATED WITH NATURAL DYE EXTRACTED FROM ORANGE PEEL

2020 ◽  
pp. 2050055
Author(s):  
TAYYAB NAVEED ◽  
AIJAZ AHMED BABAR ◽  
SAYED YASEEN RASHDI ◽  
FAISAL REHMAN ◽  
MUHAMMAD AWAIS NAEEM ◽  
...  

The usage of natural dyes for coloration has attained attention in recent years due to their ecofriendly environment. Therefore, in this study, orange peel solvent extract is used as a natural dye for coloring Tencel fabric samples. Pre-mordanting and post-mordanting methods were accomplished with two different mordants, i.e. ferrous sulfate and copper sulfate. The dyeing shade effects were retrieved through colorfastness properties according to the ISO standardizations. The results revealed that the best color shade ([Formula: see text]/[Formula: see text]: 4.56) was achieved using mordant ferrous sulfate through the post-mordanting method. The effect of lightfastness on all dyed Tencel fabric samples was observed good (3–4) in both mordanting methods. However, mordant ferrous sulfate showed better lightfastness (4) than copper sulfate (3–3.5) through both mordanting methods. Comparatively, in the rubbing fastness, copper sulfate has superior results in both mordanting methods. The ferrous and copper sulfates in both mordanting methods have similar tests results (4.5) of washing fastness, acidic and alkaline perspiration. Furthermore, the FTIR test substantiated that not any structural change occurred through orange peel dyed Tencel fabric samples through both methods. TGA observed samples were relatively stable up to 300∘C temperature. Overall, the best results of colorfastness for Tencel fabric samples were obtained with ferrous sulfate mordant through the post-mordanting extraction method.

2011 ◽  
Vol 331 ◽  
pp. 302-305 ◽  
Author(s):  
Hong Li ◽  
De Feng Zhao ◽  
Rui Liu

A natural dye was isolated from the leaves of Henna . The extracted dye was applied to silk fabric, The dyeing effects of fabric without and with different mordants were investigated . The results showed that the dyeing of silk using the post-mordanting method with ferrous sulfate、 copper sulfate and alum、 rare earth not only provided better depth of shade but also provided better wash fastness and rub fastness than without mordant. In additon, green and orange silk can obtained selecting rare earth as mordant.


Natural dyes are widely considered for their environmental properties and ease of use. In this study, Lyocell fabrics were dyed with natural dyes, extracted by peeling oranges, and evaluated comparatively based on color efficiency (K/S), CIE L*a*b* values, and fastness. Re-infer minerals using metal (II) sulfates and copper sulfate (II). In order to extract the dye, the standard technique of water extraction is used. The dyeing effect of Lyocell fabric was checked at 2% and 4% by the method of pre-immersion and post-immersion. The study found that this seasoning affects the efficiency of the color of the fabric dyed with orange peel. All dyed samples showed better, better color efficiency (K/S: 4.57) at 4% concentration levels during the post- mordanting processing (K/S: 4.57), color fastness of washing, light, and friction, and sweat. In general, the post- mordanting method at the 4% concentration level has a significant effect on color efficiency and color fastness characteristics.


2020 ◽  
Vol 71 (04) ◽  
pp. 350-356
Author(s):  
NAVEED TAYYAB ◽  
RASHDI YASEEN SAYED ◽  
REHMAN FAISAL ◽  
WEI WANG ◽  
AWAN ASHRAF JAVEED ◽  
...  

The use of natural dyes for textiles has attained attention due to their ecology, minimum impact on the environment and pollution. Therefore the objective of this study is to dye Lyocell fabric with natural dye extracted from orange peel for comparative analysis of colour efficiencies (K/S), CIE L*a*b* values and the colour fastness properties. The mordants applied were ferrous (II) sulphate and copper (II) sulphate. For the extraction of the dye, the aqueous extraction method was used. The pre-mordanting method was used and the dyeing effect on Lyocell fabric was analyzed at concentrations of 2% and 4%. It was observed that the mordant type employed had an influence on the colour efficiency and the colour coordinates of fabric dyed with Citrus aurantium dye. The colour efficiency (K/S: 4) and colour fastness to washing, light, rubbing and perspiration in all the dyed samples were better and excellent (grade 4–5) at 4% concentration. In overall results, the pre-mordanting method at 4% concentration gives the best results of colour efficiency and colour fastness properties. The performance analysis of colour fastness was also statistically significant at the 0.05 level.


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 4 (2) ◽  
pp. 57
Author(s):  
Ika Natalia Mauliza ◽  
Vita Permata Putri

Indigo natural dyes are generally made by maceration-fermentation for 24 - 72 hours impacting on productivity. A faster extraction method is needed by decoction methods. The faster production of indigo tarum areuy dyes is done by decoction at temperatures of 60ºC, 70ºC and 80ºC for 5 minutes, 10 minutes and 15 minutes. The extract was adjusted to reach pH 11. Aeration was carried out 30 minutes and then deposited for 24 hours. Indigo dyes are determined yield, purity of indigo, and evaluation of the quality of the staining results using spectrophotometric methods and color fastness testing of washing. Increased yield of indigo dyes occurs at temperatures of 60ºC and 70ºC. At 80ºC, the yield decreases with increasing decoction time. The best temperature and decoction time for pure indigo yield and the quality of the dyeing results in cotton were at 70ºC for 15 minutes with a yield of 3.625 grams per 500 grams of leaves. The dyeing color of the cotton fabric has increased along with the increase in yield and the purity of the dye. The highest color determination is achieved by a cloth dyed by indigo dyes from the decoction process at 70ºC for 15 minutes, with a<em> </em>K / S value of 3.8754. The extraction time and temperature did not affect the washing fastness.


2013 ◽  
Vol 781-784 ◽  
pp. 674-677
Author(s):  
Sudaporn Tangkawanit

This research was an intensive study on development of Hibiscus cannabinus L. fibers dyeing with natural dye. The result reflected that color shade and color strength value results were different depend on type of mordanted. The Hibiscus cannabinus L. washing with detergent dyeing with Caesalpinia sappan L. and various mordented showed that light fastness was in level 3-4, when CuSO4 and FeSO4 mordanted light fastness result was in level 4-5, mordants as lime, CuSO4 and FeSO4 were added washing fastness property was in level 5.


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 ◽  
Vol 882 ◽  
pp. 280-286
Author(s):  
Aris Sugih Arto Kholil ◽  
Husniyyah Ulfah Adani ◽  
Annisa’ Mufsihah ◽  
Achmad Chafidz

Coconut husk is considered waste and its fibers can be used as a source of natural dyes for textiles. The objective of this research is to obtain natural dyes from old coconut (Cocos nucifera) husk waste fibers through the extraction process. Brown color was produced in the liquid-liquid extraction method. The brown color natural dyes were then used to dye cotton cloth. Three different binding agents were used during the fixation process, i.e. tunjung, naphtol salt, and alum. The coloring results of the natural dye on the cotton cloth were as follow: with alum binding agent the resulting color was light brown (cream), whereas tunjung binding agent produced a greenish brown color, and using napthol salt binding agent produced yellow color. The colored cotton cloths were tested for their color fastness properties against rubbing, soap washing, and sunlight exposure. The measurement scale used was grey scales, which was used to evaluate the color change (color fading) and color staining (color transfer) during color fastness testing. In general, based on the results, the colored cotton cloth using alum as binding agent showed better color fastness properties against rubbing, soap washing, and sunlight exposure compared to the ones using tunjung and naphtol salt binding agents.


2021 ◽  
Author(s):  
Indriana Kartini ◽  
Adhi Dwi Hatmanto

This article will discuss natural dyes’ role, from colouring the cotton fabrics with some functionality to harvesting sunlight in the dye-sensitized solar cells. Natural dye colourants are identical to the low light- and wash-fastness. Therefore, an approach to improving the colourant’s physical properties is necessary. Colouring steps employing silica nanosol and chitosan will be presented. The first part will be these multifunctional natural dye coatings on cotton fabrics. Then, functionality such as hydrophobic surfaces natural dyed cotton fabrics will be discussed. Natural dyes are also potential for electronic application, such as solar cells. So, the second part will present natural dyes as the photosensitizers for solar cells. The dyes are adsorbed on a semiconductor oxide surface, such as TiO2 as the photoanode. Electrochemical study to explore natural dyes’ potential as sensitizer will be discussed, for example, natural dyes for Batik. Ideas in improving solar cell efficiency will be discussed by altering the photoanode’s morphology. The ideas to couple the natural dyes with an organic–inorganic hybrid of perovskite and carbon dots are then envisaged.


KOVALEN ◽  
2020 ◽  
Vol 6 (3) ◽  
pp. 212-217
Author(s):  
Khairuddin ◽  
Joy Noldy Baciang ◽  
Indriani ◽  
Nov Irmawati Inda

Research on the extraction and stability test of natural dye from red spinach (Alternanthera amoena Voss) has been carried out. This study aims to determine the effect of pH and length of sun exposure on the stability of the dye from red spinach. Extraction using the maceration method with ethanol solvent and measurement using a UV-Vis spectrophotometer. Stability testing is carried out at pH 2-5 and sun exposure for 1-4 hours using a dark and light container. The results obtained, at pH 2 and pH 3, anthocyanins were more stable, compared to pH 4 and 5 which had greater color degradation. In exposure to sunlight, dark containers with a degradation percentage of 31.70% were better than clear containers with a percentage of 48.78%. Keywords: Anthocyanin, red spinach, natural dyes stability.


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