• Title/Summary/Keyword: multi-functional fabric

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Effect of Multi-functional Fabric on EEG and Growth Hormone Level during Sleep (특수기능성섬유가 성장기 운동선수의 수면 중 성장호르몬 분비에 미치는 영향)

  • Lee, Myeong-Soo;Lee, Jin-Hee;Koh, Kyung-Chan;Moon, Sun-Rock
    • Fashion & Textile Research Journal
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    • v.5 no.1
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    • pp.77-81
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    • 2003
  • The purpose of this study was to investigate the effect of multi-functional fabric on EEG and growth hormone (GH) during sleep and quality of sleep with the 9 young female athletes. The subjects participated in separated experimental procedure; sleeping in multi-functional fabric wear (experimental group) and cotton wear (control group) for 450min. During the night (22:00-05:30), we recorded the changes of nocturnal polysomnographic sleep recording and GH were measured every 60min. The results show that there are significant differences in percentage of stage 1, 2 and slow wave sleep (SWS) between two groups(S1, p<.05; S2, SWS, p<.01). The SWS percentage of experimental group is 1.89 times higher than control group. The changes of GH secretion varied depending on two experimental procedures. The peak of GH secretion in experimental group is more than controls by 2.4time (p<.001). The quality of sleep in experimetal group is significantly higher than control (p<.01). These results suggest muti-functional fabric wear is effective in inducing the deep sleep and increasing GH and quality of sleep.

Effect of Multi-Functional Fabric on Heart Rate Variability and Psychological Variables (특수기능섬유가 심박변화도와 심리변수에 미치는 효과)

  • Lee, Myeong-Soo;Kim, Hye-Kyung;Kim, Hye-Jung;Park, Ki-Won;Moon, Sun-Rock
    • Fashion & Textile Research Journal
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    • v.5 no.3
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    • pp.295-298
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    • 2003
  • The study investigated the effect of multi-functional fabric on the autonomic nervous function and psychological variables of 20 students. The experimental group exhibited lower values in anxiety, depression, fatigue and stress level and higher emotional level. This study reveals that multi-functional fabrics reduced the low frequency/high frequency power ratio of heart rate variability. These results support the multi-functional fabrics increases cardiac parasympathetic tone. In addition, experimental group were found to have lower heart rate compared with controls. This augmented heart rate in experiment provides support for stablizing autonomic nervous system. In conclusion, multi-functional fabrics may stabilize the autonomic nervous system and psychological symptoms.

Performance Properties of Multi-Functional Finishes on the Enzyme-Pretreated Wool/Cotton Blend Fabrics

  • Ammayappan, L.;Moses, J. Jeyakodi;Senthil, K. Asok;Raja, A.S.M.;Jimmy, Lam K.C.
    • Textile Coloration and Finishing
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    • v.23 no.1
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    • pp.1-10
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    • 2011
  • Research information related to application of enzyme as pretreatment and subsequent functional finishing on wool blended textiles for imparting multi-functional properties is still scanty. Yarn-blended wool/cotton fabric was pretreated with both a cellulase (Bactosol-CA) or a protease (Savinase-16.0LEx) in individual, subsequently finished with Synthappret-BAP and ${\beta}$-cyclodextrin based combination to impart anti-shrink, anti-microbial, softening and anti-crease properties. The performance of the finished fabrics depended on type of finishing combinations applied rather than enzyme pretreatment. Savinase pretreatment followed by Synthappret+Ceraperm-MW combination finishing impart both anti-shrink property as well as softening, while Bactosol pretreatment followed by ${\beta}$-cyclodextrin and sanitize combination finishing impart antimicrobial activity as well as anti-shrink finish to the wool/cotton blend fabric.

Flexible Energy-storage Devices: Maneuvers and Intermediate Towards Multi-functional Composites

  • Son, Ji Myeong;Oh, Il Kwon
    • Composites Research
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    • v.31 no.6
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    • pp.355-364
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    • 2018
  • Flexible energy-storage devices (FESDs) have been studied and developed extensively over the last few years because of demands in various fields. Since electrochemical performance and mechanical flexibility must be taken into account together, different framework from composition of conventional energy-storage devices (ESDs) is required. Numerous types of electrodes have been proposed to implement the FESDs. Herein, we review the works related to the FESDs so far and focus on free-standing electrodes and, especially substrate-based ones. The way to utilize carbon woven fabric (CF) or carbon cloth (CC) as flexible substrates is quite simple and intuitive. However, it is meaningful in the point of that the framework exploiting CF or CC can be extended to other applications resulting in multifunctional composites. Therefore, summary, which is on utilization of carbon-based material and conductive substrate containing CF and CC for ESDs, turns out to be helpful for other researchers to have crude concepts to get into energy-storage multi-functional composite. Moreover, polymer electrolytes are briefly explored as well because safety is one of the most important issues in FESDs and the electrolyte part mainly includes difficult obstacles to overcome. Lastly, we suggest some points that need to be further improved and studied for FESDs.

Development of a multi-functional companion animal cage design - Focusing on small companion dogs - (다기능 반려동물 이동장 디자인 개발- 소형 반려견을 중심으로 -)

  • Mi-Hwa Choi;Chanmi Lee;Nahyun Yoo;Hye-rim Yang
    • The Research Journal of the Costume Culture
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    • v.31 no.2
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    • pp.262-276
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    • 2023
  • This study aims to develop a multi-functional cage for dogs as a house to reduce their anxiety when they go out using cages. This study investigates the types and characteristics of cages and cage preference by surveying men and women in their 20s who use them. The cage product reviews are also analyzed. The research results are as follows: First, domestic dog cages are classified into crate, shoulder, cross (sling bag), backpack, carrier, and stroller types. The crate type is easy to clean and can be used as a house, but it is bulky and therefore inconvenient to carry when using public transportation. The shoulder type is a fabric material with good air permeability but has the disadvantage of being easily soiled. It can be used as a house and is light weight, making it convenient when using public transportation. Second, as a result of consumer research, respondents prefer the shoulder-type fabric over the crate-type plastic material. Third, from the shoulder-type product review, the shape stability, companion dogs' psychological safety, the wearability of companions, and management convenience are derived. Fourth, based on the survey results, a multi-functional cage is developed taking into account the companion dog, companion person, and functional factors.

A Study on the present and future trend of the new fabrics of apparel (의류용 섬유 신소재의 현재와 미래 동향에 관한 연구)

  • 김희선;구희경
    • Journal of the Korea Fashion and Costume Design Association
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    • v.2 no.1
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    • pp.5-20
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    • 2000
  • This study classified the new fabrics of apparel Which was published in the domestic magazines newspapers since late nineteen-nineties and analyzed the characteristics of each new fabrics. We propose the recent trend of the development of new fabrics and therefore, predict the new fabric trend of the future. The new fabrics of apparel were classified as, 1. Sanitation and health promoting new fabric. 2. Aesthetic promoting new ones. 3. High functional new ones. 4. Natural fabric oriented new ones. 5. Pro-environmental new ones. The developmental trend of future new fabrics were predicted as followings 1. The pursuit of development of Pro-environmental textile materials 2. The pursuit of development of health enhancing textile materials 3. The pursuit of development of easy-controlling textile materials 4. The pursuit of development of long lasting-comfortable textile materials 5. The pursuit of development of high-aesthetic textile materials 6. The pursuit of development of textile materials Which have the advantages of the natural fabrics Conclusively, the new fabrics of apparel will be developed as the one which has above complicated multi-function and chaotic ability to fitting to environmental change.

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Chemical Warfare Agent Simulant Decontamination of Chitosan Treated Cotton Fabric (키토산 처리 면직물의 군사용 화학 작용제 모사체 분해 연구)

  • Kwon, Woong;Han, Minwoo;Jeong, Euigyung
    • Textile Coloration and Finishing
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    • v.32 no.1
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    • pp.51-56
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    • 2020
  • This study aims to pursue the multi-functional textile finishing method to detoxify chemical warfare agent by simply treating the well-known antimicrobial agent, chitosan, to cotton fabric. For this purpose, DFP(diisopropylfluorophosphate) was sele cted as a chemical warfare agent simulant and cotton fabric was treated with 0.5, 1.0, and 2wt% chitosan solution in 1wt% acetic acid. DFP decontamination properties of the chitosan treated cotton fabrics were evaluated and compared with the untreated cotton fabric. The chitosan treated cotton fabrics showed better DFP decontamination than the untreated cotton. Decontamination properties of the chitosan treated cotton fabrics improved with the increased chitosan solution used. Especially, the cotton fabrics treated with 2wt% chitosan solution showed 5 times more DFP decontamina tion than the untreated cotton fabrics. This suggested that the chitosan treated fabric has potential to be used as a material for protective clothing with chemical warfare agent detoxifying and antimicrobial properties.

Analysis of Image Similarity Index of Woven Fabrics and Virtual Fabrics - Application of Textile Design CAD System and Shuttle Loom - (직물과 가상소재의 화상 유사성 분석 연구 - 수직기 및 텍스타일 CAD시스템 활용 -)

  • Yoon, Jung-Won;Kim, Jong-Jun
    • Fashion & Textile Research Journal
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    • v.15 no.6
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    • pp.1010-1017
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    • 2013
  • Current global textiles and fashion industries have gradually shifted focus to high value-added, high sensibility, and multi-functional products based on new human-friendliness and sustainable growth technologies. Textile design CAD systems have been developed in conjunction with computer hardware and software sector advances. This study compares the patterns or images of actual woven fabrics and virtual fabrics prepared with a textile design CAD system. In this study, several weave structures (such as fancy yarn weave and patterns) were prepared with a shuttle loom. The woven textile images were taken using a CCD camera. The same weave structure data and yarn data were fed into a textile design CAD system in order to simulate fabric images as similarly as possible. Similarity Index analysis methods allowed for an analysis of the index between the actual fabric specimen and the simulated image of the corresponding fabric. The results showed that repeated small pattern weaves provide superior similarity index values than those of a fancy yarn weave that indicate some irregularities due to fancy yarn attributes. A Complex Wavelet Structural Similarity(CW-SSIM) index resulted in a better index than other methods such as Multi-Scale(MS) SSIM, and Feature Similarity(FS) SSIM, across fabric specimen images. A correlation analysis of the similarity index based on an image analysis and a similarity evaluation by panel members was also implemented.

A Study on the Aesthetic Characteristics of Italian Fashion - Through the Artworks of Versace and Armani - (이탈리아 패션의 미적 특성에 관한 연구 - 베르사체와 아르마니의 작품을 중심으로 -)

  • 나현신
    • Journal of the Korean Society of Costume
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    • v.54 no.6
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    • pp.13-23
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    • 2004
  • To date, Italian fashion rans the top even its rise is far behind Paris and New York. The purpose of this study is to analyze and compare the aesthetic characteristics of the italian fashion through two representative designers who contributed to italian fashion. Italy had unique industrial system and craftsmanship from the history and sense of the beauty and the uniqueness from the culture. After the World War II, Italy started to produce elegant sportswears influenced by the progressive manufacturing techniques and practical culture of America. Italian fashion of 'easy elegance' is spearheaded by Vesace and Armani. The aesthetic characteristics of Italian fashion which are shown in the artworks of them are as follows. First, the characteristics of Versace dated from southern sensibility are sensualism, expressionism, historicism. 1) Sensualism: tight silhouette, overexposure, glamorous form, brilliant color, fabric showing femininity, gaudy accessaries 2) Expressionism: brilliant print and color, trimmings and accessaries 3) Historicism: form and motifs that are shown in the historical costume Second, the characteristics of Armani succeeded from northern tailoring are purism, functionalism, and multi-culturism. 1) Purism: clean lines, architectural and geometric forms, natural body line, neutral tones, luxurious fabric 2) Functionalism: functional form, neutral tone, natural fabrics 3) Multi-culturism: design and motif inferred from ethnic costume As such. competition between two different groups made it possible that Italian fashion occupies a special place in the international fashion system.