Utilization of Old Coconut (Cocos nucifera) Husk Waste as Potential Source of Natural Dye and its Dyeing Properties on Cotton Cloth

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.

2019 ◽  
Vol 20 (9) ◽  
Author(s):  
Sarwono Sarwono ◽  
SIGIT SANTOSA ◽  
NADIA SIGI PRAMESWARI

Abstract. Sarwono, Santosa S, Prameswari NS. 2019. Short Communication: The color fastness of cotton cloth dyed with dye extracted from skin of shallot (Allium ascalonicum). Biodiversitas 20: 2475-2479. Inventing new sources of materials in textile coloration industry in Indonesia, especially batik industry, is necessary for the preservation of Indonesia’s textile heritage. Focusing on the exploitation of Allium ascalonicum L., this present study aimed at discovering whether shallot skin can be used as a natural dye for textile through the fixation of alum, chalk, and tunjung. It also tried to shed light on the method of applying dye from the skin of shallot to cotton cloth for batik and measured the color fastness. The test of color fastness was done using Staining Scale and Grey Scale. Data were gathered through observation and analyzed descriptively. The results of color fastness test showed that the color fastness of cotton cloth dyed with extract of shallot skin using alum fixation was fairly good based on color change and sufficient based on staining scale. The test results using chalk fixation showed that the color fastness was poor based on color change, but sufficient based on staining scale. Other results with tunjung fixation showed that the color fastness was sufficient. 


2017 ◽  
Vol 2017 ◽  
pp. 1-5 ◽  
Author(s):  
Taame Berhanu ◽  
Saminathan Ratnapandian

This investigation was aimed at introducing natural dye extracted from the bark ofCassia Singueanaplant for dyeing chrome tanned sheep skin crust leather. The colorant was extracted by aqueous extraction and its strength evaluated using UV-Visible spectroscopy. The extraction with the highest strength (3.9 atλmaxof 400 nm) was obtained at temperature of 95°C, concentration of 60 g/l, and time of 60 minutes. The possibility of using aloe vera juice and mango bark extract as natural mordants for leather coloration was investigated. Dyeing was conducted with and without mordant using different combinations of temperature, time, pH, and concentration of mordants. All three mordanting techniques were evaluated. The color strength(K/S), CIEL⁎a⁎b⁎values, and fastness properties (light, rubbing, and perspiration) of dyed leather samples were evaluated using appropriate instruments and according to international standards. Majority of samples exhibited that fastness result was in the range of good-excellent. Significantly better color fastness was obtained in case of leather samples premordanted with aloe vera. This study leads to the conclusion that dye extracted from bark ofCassia singueanacan be used as colorant for tanned leather with the selected natural mordants.


2020 ◽  
Vol 991 ◽  
pp. 123-128
Author(s):  
Suharno Rusdi ◽  
M. Yusuf Zakaria ◽  
Rifki N.F. Aditya ◽  
Achmad Chafidz

In this modern era, most of the textile industries used synthetic dyes for coloring their fabrics. The reason why most of textile companies use synthetic dyes is that synthetic dyes are easier to obtain, the availability of colors is guaranteed, vast variety of colors, good color fastness. Nevertheless, the use of synthetic dyes in the textile industries has caused environmental problems if the waste not treated properly. Additionally, synthetic dyes commonly contain chemicals which are not good for human health. They can cause cancer, attack the nerves of the brain, etc. Therefore, most of people now focus on using natural dyes as alternative to subtitute synthetic dyes. Nowdays, in Indonesia, naturally-dyed textile products, such as Batik tulis (using natural dyes) has a high market potential as a superior commodity of Indonesian products to enter the international market. Therefore, to develop the use of natural dyes in the textile industries, it is necessary to explore the sources of natural dyes from various potential natural resources in Indonesia. Most of these natural dyes are coming from the plants. Cassava leaf is widely known and used for cooking by the people of Indonesia. Based on the literature, cassava leaf contains natural pigments such as chlorophyll a, chlorophyll b, xanthophyll, carotene, and anthocyanin Based on this, we took the initiative to conduct research to investigate the potential use of cassava leaves extract as natural coloring substance for coloring fabrics. In this research, Cassava leaf extract has been obtained via solid-liquid extraction process using two different solvents, ethanol (96%) and n-hexane. From this study, it was found that the most optimum extract resulted from the extraction process was about 1.67% with ratio of cassava leaves and ethanol solvent of 1:10. This extract was then used for coloring the cotton cloth. After colored, the cloth was then tested for its color fastness by two methods, namely rub method and washing with soap. From the test results, it was found that the fabric dyed with cassava leaf extract was not much able to withstand against rubbing and washing with soap. Based on this result, further research is needed, such as using other agents during the mordanting and fixation processes


2017 ◽  
Vol 7 (2) ◽  
pp. 133
Author(s):  
I Ketut Dedi Susiawan . ◽  
Drs.Agus Sudarmawan, M.Si. . ◽  
I Nyoman Rediasa, S.Sn., M.Si .

Pembuatan pewarna alami untuk alternatif pewarna berbasis air merupakan penelitian eksperimen yang bertujuan untuk mengetahui (1) bahan alam yang dapat dimanfaatkan sebagai pewarna alami untuk alternatif pewarna berbasis air (2) alat yang digunakan dalam pembuatan pewarna alami untuk alternatif pewarna berbasis air (3) proses pembuatan pewarna alami untuk alternatif pewarna berbasis air (4) warna yang dihasilkan dari pewarna alami untuk altenatif pewarna berbasis air pada media kertas. Penelitian ini merupakan penelitian deskriptif kualitatif. Pengumpulan data dilakukan dengan teknik observasi, pembuatan pewarna alami, dan uji pewarna alami pada media kertas. Hasil penelitian ini menunjukkan bahwa (1) bahan alami yang digunakan adalah warna merah dari kembang kertas, warna biru dari bunga telang, warna kuning dari kunyit, warna hijau dari daun suji dan daun katuk, warna cokelat dari buah tinta dan biji kluwak, warna hitam dari arang (2) alat dan bahan yang digunakan adalah cobek dan ulekan, mangkok, saringan, pisau (3) proses pembuatan pewarna alami dengan proses ekstraksi melalui dua tahap yaitu penghalusan bahan dan penyaringan (4) hasil pewarna alami yang diterapkan pada media kertas yaitu bunga kertas menghasilkan warna merah muda, bunga telang menghasilkan warna biru muda, kunyit menghasilkan warna kuning oranye sampai kuning kecokelatan, daun suji menghasikan warna hijau muda, daun katuk menghasilkan warna hijau cerah sampai hijau tua, biji kluwak menghasilkan warna coklat tua, buah tinta menghasilkan warna cokelat tua, arang menghasilkan warna hitam pekat. Kata Kunci : pewarna alami, alternatif pewarna berbasis air The made of natural dyes for alternative dyes on water-based was a research experiment, which aimed at knowing (1) material of nature that could be used as a natural dye to alternative of a water-based, (2) the tool used in the manufacture of natural dyes for alternative of a water-based, (3) the process of making natural dyes for alternative of a water-based, and (4) the color produced from natural dyes for alternatives of a water-based on the media. The research was a descriptive qualitative research. The accumulations data were done by using observation, the creation of a natural dye, and a natural dye on the media. This research result indicated that (1) natural materials used were the red colors of the development of the paper, the blue color of Telang, the yellow color of turmeric, green color from the leaves of Suji. and leaf of Katuk, the brown color of the ink and seeds of Kluwak, black from charcoal, (2) the tools and materials used were mortar and see "ulekan", bowl, sieve, (3) the process of making natural dyes with extraction process through two stages, namely, refining materials and the screening and (4) the results of a natural dye were applied to the media of Bougenvilleproduced the color of pink, Telang produced a navy blue, turmeric produced orange yellow to amber, Suji leaf produced color of green, leaf of Katuk produced green light to dark green vegetables, seeds of Kluwak produced a dark brown color, fruit of ink produced the color of dark brown, charcoal produced the color black.keyword : natural dyes, alternative color.


2012 ◽  
Vol 627 ◽  
pp. 221-224
Author(s):  
Hong Li ◽  
Rui Liu ◽  
Ying Chao Ji ◽  
Ying Wang ◽  
Qiu Hong Wang

This paper describes a method for enhancing the dyeability of hemp fabric modified with acrylamide, by pre-treating the fabric surface with endoglucanase. The enzymatic pre-treatment resulted in an increasing number of graft copolymer of hemp-acrylamide on hemp fabric. By pre-treating hemp fabric with cellulose enzyme followed modification with acrylamide and dyeing of acrylamide modified pre-mordanted substrate with various natural dyes produced much improved depth of shade and all-round color fastness properties.


2015 ◽  
Vol 749 ◽  
pp. 89-93 ◽  
Author(s):  
Pornpen Morakotjinda ◽  
Walaikorn Nitayaphat

Chitosan, a naturally available biopolymer, was used as finishing agent to increase dye uptake and color fastness of cotton fabrics. Thian King leaves extract a natural dye was applied on cotton fabrics after chitosan treatment. The whiteness index and tensile strength of samples were measured to study the effect of chitosan application. The color of dyed samples was investigated in term of the colorimetric parameters (L*, a*, b*, ∆E) and K/S values. The color fastness to washing, rubbing and light of dyed samples was determined according to AATCC test method. The results showed that the chitosan concentration enhances the whiteness index and tensile strength of the treated cotton fabrics. Chitosan treatment showed increase dye uptake of cotton fabrics. Fastness properties of these to washing, rubbing and light have also been discussed.


2012 ◽  
Vol 610-613 ◽  
pp. 3394-3397 ◽  
Author(s):  
Jiraporn Choomchit ◽  
Jantip Suesat ◽  
Sae Be Porntip

Development of chitosan as a thickener for direct printing of natural dye on cotton fabric was investigated. Chitosan was applied as a thickener at various concentrations and its effect on the print properties was determined in comparison with the typical printing thickener, sodium alginate. The results exhibited that chitosan affected the fabric properties by increasing fabric yellowness and stiffness. However, with increasing chitosan concentrations, the yellowness reduced only marginally. Direct printing on cotton fabric with 3% Natural Chestnut at varying chitosan concentrations showed that the optimum chitosan concentration for the printing was at 3%w/v, being equivalent to the viscosity of 17,800 mPa. The 3%w/v chitosan imparted the ultimate color yield, print outline sharpness and a minimal dye bleeding on the unprinted area of the fabric. Use of chitosan concentration higher than 3%w/v led to poor print properties on the fabric. The efficiency as a thickener of chitosan was found to be superior to sodium alginate. A high color yield and good color fastness properties on cotton fabric were rendered in the case of chitosan thickener at the same applied concentration with sodium alginate.


2020 ◽  
Vol 173 ◽  
pp. 107953 ◽  
Author(s):  
Patricia Muniz dos Santos Silva ◽  
Ticiane Rossi Fiaschitello ◽  
Rayana Santiago de Queiroz ◽  
Harold S. Freeman ◽  
Silgia Aparecida da Costa ◽  
...  

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.


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