Modification of Silk Yarn with β‐Cyclodextrin Nanoparticles: Preparation, Characterization, and Natural Dyeing Properties

2021 ◽  
pp. 2000209
Author(s):  
Samera Salimpour Abkenar ◽  
Reza Mohammad Ali Malek
2021 ◽  
Vol 10 (2) ◽  
pp. 117
Author(s):  
I Wayan Karyasa ◽  
I Gede Putu Banu Astawa ◽  
I Gede Ardwi Pradnyana ◽  
Made Vivi Oviantari

In the Covid-19 pandemic era, most of craft industries, including Buleleng endek ethnical woven crafts, had an impact on sales drastically. Woven craft industries did some preventive efforts, one of them was through enhancing ecofriendly industry branding, i.e. through intensifying yarn dying using natural colors from local raw materials. However, the main problems on color quality, color fastness, tensile strength and ductile ability of colored yarns resulted by natural dyeing should be handled. Our current finding on inorganic nanopaste fixator of natural colors could be as solution. The natural color dyeing technology was applied for cotton as well as silk yarn by using local color natural resources. It resulted that the yarns had better color quality, good grade color fastness and higher tensile strength and ductile ability. The industrial partner had good response on the natural dyeing technology, where it was also supported by good response from costumer candidates of the endek woven crafts. The revitalization of natural dyeing technology through applying inorganic fixator nanopaste affected the stronger branding of Buleleng endek woven crafts through enhancing the selling revenue.


2017 ◽  
Vol 4 (1) ◽  
pp. 1
Author(s):  
Peeraya Sramala

Thai silk is a part of Thailand regional cultural heritage. The unique characteristics are gummy, sticky substance and shining. Thai silk Industry share a common problem to other industries, the process produces a lot of waste. A solid waste from Thai silk can be classified into three types: Incomplete cocoons broken silk yarn; and silk fabric waste. Generally, these waste use for reuse in the business roles such as fashion accessories and decorative produc t. In order to adding value to Thai Silk waste can be done by knitted fabric properties: more flexible and able to produce in flat, seamless, and three dimension. The recycle concept led to following studies: 1) To do an experiment of yarn spinning from Thai silk waste fibre; 2) To experiment a knitted fabric from a yarn of Thai silk waste and; 3) To experiment yarn dyed and knitted fabric piece dyed by natural dyeing colour. A method of study consist of fibre preparing and spinning by hand, the equipment to develop knitted fabric are hand knitting and knitting machine, the natural dyeing colour come from coffee grounds, Turmeric, Red cabbage, and Mulberry. The result of study are: 1) Fibre and spinning experiment shown a yarn is uneven; yarn from broken silk yarn, silk fabric waste, and incomplete cocoon fibre are sticky and softly touch respectively; 2) Knitted fabric experiment showed that the production by hand knitting are soft and flexible than a knitting machine. While knitting machine fabric is smooth surface than hand knitting fabric and; 3) Natural colour dyeing experiment showed that the colour absorption of yarn dyed is better than piece dyed. In conclusion, a result of the study can be used as a guideline idea to create new knitted fabric made from Thai silk waste to present the aesthetic values through textures, colours, structure and pattern.


2018 ◽  
Vol 145 ◽  
pp. 97-103 ◽  
Author(s):  
Laura Chirila ◽  
Alina Popescu ◽  
Mihalis Cutrubinis ◽  
Ioana Stanculescu ◽  
Valentin Ioan Moise

2021 ◽  
Vol 11 (1) ◽  
Author(s):  
Rong Yang ◽  
Yu Zhang ◽  
Sailesh Ranjitkar ◽  
Mingxiang Li ◽  
Yongjie Guo ◽  
...  

AbstractHumans have dyed textiles and leather, colored food, and paint body parts using natural dyes throughout history. Natural dyes have suffered drastically due to recent socioeconomic changes and replacement with synthetic dye in the textile industry. Hence, it is urgent to study indigenous dye plants and dyeing craft in local communities to protect these resources' potential ecological, economic, and cultural values. In 11 Monpa villages of Mêdog County, South-east Tibet, China, we conducted field research to record the indigenous method of cloth dyeing using madder dye. An aqueous extract of the root of Rubia wallichiana is a traditional madder dye. In this study, we used traditional dye and ethyl alcohol extract of the residue of aqueous extract. Two fabrics were dyed with the extractions in the presence of one of the metallic mordants or biomordants. Pigment compounds from aqueous extraction of madder and ethyl alcohol extraction of recycled madder were evaluated using Phytochemical, UV–visible spectroscopy, and FTIR test. We carried out One-way ANOVA and Duncan's new multiple range method to analyze different dying approaches and conditions. The dyed fabrics were evaluated by indicators of color strength and fastness, including washing, rubbing, and perspiration. The findings revealed the potentiality of biomordants to improve the dyeing properties of madder. The dyeing properties of recycled madder were marginally better than traditional madder. The results revealed the feasibility of enhancing the dyeing property and reuse of the residue from madder dyeing. The improved dyeing and reuse of residue can improve local ecological, economic benefits, and cultural heritage while applying research findings for the subsequent commercialization of plant dyes.


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