• Title/Summary/Keyword: Silk sensitivity technology

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Dyeing Research of Silk Color Code for Efficient Color Management in Silk (실크산업의 효율적인 색채관리를 위한 실크 컬러코드의 염색 연구)

  • Lee, Kyung-Hee
    • Fashion & Textile Research Journal
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    • v.6 no.6
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    • pp.785-798
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    • 2004
  • Silk has always been coveted as the finest and richest of all fibers woven into cloth. The earlist woven silk fragments found to date come from the third century B.C. The filament created and spun into cocoon by the larva of the silk moth, silk was exported from China to Europe from as early as the third century B.C. Silk industry is export leading industry that guide national textile industry development after the 1960s in Korea. Korean silk industry reached to peak at 1975 is displaying appearance that export scale is decreased recently. Various kinds methods can be proposed for high value added in silk industry, the research about color is essential. The importance of color is increasing in modern textile and fashion industry. Color is important factor of textile and fashion industry because color affects strong influence in human's sensitivity. Silk fabric can give high added value developing high sensitivity color because dye ability is superior. In this study I planned the "Utility Silk Color Code 288" for efficient color management in silk industry. "Utility Silk Color Code 288" are attached the Munsell notation and dyeing data which can reappear the color when needed. This research constructs for insufficient domestic color infrastruction and expect that basic role to develop the competitive power for Korean silk industry.

Silk Sensitivity Technology of Nylon Filament Using Fluid System (유체시스템을 이용한 나일론 필라멘트의 실크감성화 기술)

  • Kim, Seung-Jin
    • Science of Emotion and Sensibility
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    • v.10 no.3
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    • pp.367-372
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    • 2007
  • This study surveys the silk sensitivity technology of nylon filament using fluid system. For this purpose, taslan texturing ATY m/c is modified and 4 kinds of nylon filaments with 40d/12f are made using functional chemicals on the modified ATY texturing machine. Using these yarns, 4 kinds of fabrics are woven and processed on the dyeing and finishing. The various physical properties of these fabrics such as water contents, UV-cut, fabric hand are measured and discussed with ATY texturing and functional chemical treatment conditions.

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Humidity Sensitive Characteristics of CaTiO3 Thin Films (CaTiO3 박막의 감습특성)

  • Yook, Jae-Ho
    • The Transactions of the Korean Institute of Electrical Engineers P
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    • v.62 no.2
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    • pp.95-97
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    • 2013
  • $CaTiO_3$ thin films using silk screen printing technology were fabricated and their humidity sensitive characteristics have been investigated. The specimens were sintered at $1000^{\circ}C$, $1050^{\circ}C$, $1100^{\circ}C$ for 1 hour and the best humidity sensitivity was shown in the specimens sintered at $1000^{\circ}C$. The humidity sensitivity decreased with increasing measuring frequencies and was stable at different abient temperatures. Hysteresis of impedance variation with increasing and decreasing relative humidity were negligible.

Combined Effect of Gamma Irradiation and Silk Peptide on the Radio-sensitivity of Bacteria and Storage Stability of Ready-to-eat Hamburger Patty (감마선 조사와 실크 펩타이드 병용처리가 세균의 방사선 감수성 및 햄버거 패티의 저장 안정성에 미치는 영향)

  • Kim, Jae-Hun;Park, Jin-Gyu;Song, Beom-Seok;Lee, Ju-Woon;Kim, Wang-Geun;Hwang, Young-Jeong;Byun, Myung-Woo
    • Food Science and Preservation
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    • v.14 no.5
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    • pp.481-486
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    • 2007
  • This study was conducted to evaluate the combined effect of gamma irradiation and silk peptide on the radiosensitivity of bacteria and the storage stability of ready-to-eat hamburger patty. The $D_{10}$ values obtained for Escherichia coli, Listeria ivanovii, Salmonella typhimurium and Clostridium sporogenes by gamma irradiation were 0.25, 0.50, 0.55 and 1.35 kGy, respectively. The inactivation rate of S. typhimurium ($D_{10}=0.53kGy$) inoculated into hamburger patty with 5%(w/w) silk peptide was reduced 6% compared with the control $D_{10}=0.558kGy$). In acceleration storage at $30^{\circ}C$, microorganisms were not observed in samples irradiated with 7 kGy or 10 kGy during storage. However the irradiation at 5 kGy was insufficient to sterilize the contaminated microorganisms in hamburger patty regardless of the addition of silk peptide (5%). These results indicate that the combined treatment of gamma-irradiation and silk peptide admixture could be helpful to ensure storage stability of ready-to-eat hamburger patty, by controlling the preliminary microbial load.

Physical Properties and Dyeability of Fine Count Wool Yarns and Its Fabrics by Drawing Process of Fineness Control (섬도제어 연신공정에 의한 세섬화 양모 소재의 물성 연구)

  • Kim, Mikyung;Jeon, Byeongdae;Jeong, Jaeseok
    • Textile Coloration and Finishing
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    • v.28 no.4
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    • pp.253-270
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    • 2016
  • In the wool textile industry, the necessity for technology development has been steadily raised to create improved fineness and yarn count of existing wool yarns with thick fineness for ensuring higher quality grades of wool yarn. Recently, through controlling fineness of wool yarn for making finer wool in relation with environmentally-friendly and high-sensitivity trend, a differentiated continuous drawing process where the quality of wool can be artificially manipulated has been suggested in the latest textile industry. This study investigated the basic conditions during the continuous drawing process which enable to manufacture wool yarn with fine count by controlling reducing agent treatment, physical drawing and drying after reducing agent treatment, and oxidizing agent post-treatment conditions. Furthermore, this study reviewed the drawing effects by applying the basic conditions for reduction and oxidation reaction in the drawing processes of wool/cashmere, wool/silk, wool/polyester blended yarns as well as such wool yarns. Also, in order to review the practicability, this study examined the physical properties and dyeability of drawn wool yarn applied textile materials in comparison with normal wool yarn applied textile materials.