• Title/Summary/Keyword: appearance properties

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The Changes of Appearance Properties of Bamboo Knitted Fabric After Loess Dyeing

  • Jee, Ju-Won
    • International Journal of Human Ecology
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    • v.8 no.2
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    • pp.99-106
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    • 2007
  • In this study, the mechanical properties related to the fabric appearance of well being functional bamboo knitted fabric before and after loess dyeing were evaluated. The mechanical properties of fabrics were measured by KES-F system, that is, shape retention, draping, wrinkle recovery, compression property, and surface properties, and total hand value of three types of knitted fabric, 100% bamboo, 100% cotton, and bamboo / cotton blend (60 / 40) were evaluated before and after loess dyeing. As a result, it was found that appearance density, shape retention, and drape coefficient of cotton knitted fabric were greater than those of bamboo knitted fabric. After loess dyeing, shape retention and drape coefficient, wrinkle recovery of bamboo knitted fabric improved and WC/C and MMD/SMD decreased. According to THV, the hand of bamboo/cotton blend knit is the best among three samples by compensation the weak properties of the two fiber. Therefore, loess dyeing seemed to be a good method for improving shape retention and hand value of 100% bamboo and bamboo blended fabric.

The appearance change and heat·moisture transfer properties of knitted fabric by yarn shrinkage (원사의 수축에 따른 다공성 편성물의 형태변화와 열·수분 전달특성)

  • Sang, Jeong-Seon;Park, Juhyun;Lee, Mee-Sik;Oh, Kyung Wha
    • The Research Journal of the Costume Culture
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    • v.25 no.6
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    • pp.880-892
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    • 2017
  • In this study, the appearance change and the heat moisture transfer properties of knitted fabric by yarn shrinkage were examined to obtain useful data on the development of thermo-sensitive functional materials. Eleven types of knitted fabric were knitted using highly bulky acrylic-blended yarn. After shrinking the specimens using dry heat treatment, the appearance change and thickness were measured. An HEC simulator was adopted for measuring the heat moisture transfer properties of specimens by yarn shrinkage. When holes were arranged vertically in the mesh structure, the specimens with 2,500 and 5,000 holes showed high percent change of hole area, appearance, and thickness. When holes were diagonally arranged in the mesh structure, the percent change of hole area in the specimen with 1,250 holes was larger than the one with 2,500 holes. However, the dimensional stability of the specimen with 2,500 holes was better because of its smaller appearance and thickness change. In the tuck structure, the percent change of hole area in the specimen with 625 and 416 holes was relatively large compared with the appearance and thickness change. Furthermore, the hole size in the tuck structure was smaller than that in the mesh structure but the percent change of hole area was larger. Therefore, it was proved that the tuck structure is more suitable than the mesh structure for developing thermo-sensitive functional materials. Heat moisture transfer property test verified that the change of hole area by yarn shrinkage enabled obtaining the thermal effect due to the distinct temperature difference in the inner layer.

Garment Appearance and Formability of Perspiration Absorption and Fast Dry/breathable Fabrics for Sports Wear (스포츠 웨어용 흡한속건 및 투습방수 소재의 의류외관 특성과 형성성능)

  • Kim, Hyun Ah
    • Fashion & Textile Research Journal
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    • v.21 no.5
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    • pp.597-605
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    • 2019
  • This paper examined the garment formability and appearance of perspiration absorption, fast dry, and breathable fabrics. The mechanical properties and seam pucker properties of these fabrics were measured and regression analysis was conducted between fabric structural parameters and their mechanical and seam pucker properties. The superior total appearance value (TAV) of fast dry knitted fabrics for sports-wear was achieved in fabrics with high extensibility and bending rigidity; consequently, it increased with increasing stitch density and tightness factor. The formability of the fast dry knitted fabric also improved with an increasing stitch density and tightness factor. The seam pucker was influenced by bending rigidity and a good seam pucker was exhibited in the fast dry knitted fabrics with low stitch density and tightness factor. However, the formability (F) of the breathable fabric improved by increasing extensibility and bending rigidity that decreased with an increasing cover factor and the thickness of the breathable fabric. In addition, seam pucker deteriorated with an increasing cover factor and the thickness of the breathable fabric, which was similar to the results of the formability predicted in fabric mechanical properties. A superior seam pucker was achieved in fabrics with high extensibility and low bending rigidity.

Effects of Height for Microwave Defrosting on Frozen Food (마이크로파 해동에서 냉동식품의 해동높이 변화가 해동 후 품질에 미치는 영향)

  • Kum, Jun-Seok;Lee, Chang-Ho;Han, Ouk
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.27 no.1
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    • pp.109-114
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    • 1998
  • For the purpose of improving quality of defrosted-frozen chicken leg, beef and yellow corvina, the effects of height(0mm : H0, 5mm : H5, 10mm : H10, 15mm ; H15) for microwave defrosting on their physicochemical properties were investigated. In frozen chicken leg, color values were not significant different between each treatment while H10 and H15 had the highest score on appearance. Hardness of defrosted chicken leg was increased as height increased. In frozen beef, temperature of beef after defrosting increased as hight increase and H10 had the highest appearance score. In frozen yellow corvina, H10 had the highest hardness and appearance scores. Physicochemical properties of color, texture and appearance of microwave-defrosted frozen food were changed by height within microwave oven.

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Studies on Color and Gloss as Evaluating Sensory Properties of Vegetables and Their Cooking (식물の색채관리に관する연구)

  • 남출봉
    • Journal of the East Asian Society of Dietary Life
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    • v.7 no.1
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    • pp.12-135
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    • 1997
  • Color(and appearance)is one of the most important visual attributes in food. The favorite color of food is depend on the nation and its culture. Unfortunately the word on color ash superseded appearance as the description of the total visual perception of food. The optical properties are color, gloss, translucency, the uniformity of these attributes over the surface of the product, and the appearance boundary condition visual flavor. The major purpose of this lecture is to stress the importance of color and gloss on the basis of sensory evaluation for vegetables and these cooking process. These points are as follows: 1. Color and palatability Principle of cooking ; five tastes and five colors 2. Pigments and colorimeter Plant pigments ; Chlorophyll, Carotinoid, Anthocyan Optical properties and colorimeter Correlating instrumental and pigments data 3. Color, gloss of vegetables Effect of color and gloss on several cooking treatments 4. The importance of color of foods to the food industry and consumer

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Quilting Effect and Appearance Change according to Fabric Properties and Surface Reconstruction Method based on 3D Digital Clothing System

  • Yoon, Jihae;Kim, Jongjun
    • Journal of Fashion Business
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    • v.16 no.6
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    • pp.36-51
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    • 2012
  • Quilting, a technique to join two or more layers of fabrics, has long been used in the textile and fashion sectors. To evaluate dimensional effect of quilting that changes according to the characteristics of fabrics, 3D scanning method is employed in this study. Goal of this study is to interpret how fabric's composition, stiffness, thickness, and weight affect the appearance when quilted fabrics are used in a garment. Surface reconstruction method based on 3D scanning is used as a research method to evaluate the changing appearance depending on the material properties quantitatively with the quilting method. Besides, exemplary virtual clothing is realized through a virtual quilting method in 3D digital clothing system based on the properties of fabrics.

A Study on the Vegetation Properties of Slope Areas according to the Soil Hardness (토양경도에 따른 비탈면 식생 특성에 관한 연구)

  • Kil, Sung-Ho;Lee, Dong-Kun;Ahn, Tong Mahn;Koo, Meehyun;Kim, Te Yon
    • Journal of the Korean Society of Environmental Restoration Technology
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    • v.15 no.5
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    • pp.115-127
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    • 2012
  • This study was conducted on the measurement of soil hardness through a hardness testing machine in slopes of natural environments and artificial environments which is generally known as slope revegetation. The soil hardness as one of physicochemical soil properties is significantly associated with plant growth. Although another studies related to the slope revegetation was focused on herbaceous plants, studies related to soil properties for arbor appearance is lack. It was focused on the correlation analysis between the soil hardness and the plant appearance. the results were as follows : The higher the soil hardness is, the less the appearance of plants is as a result of survey. Species appearing in the high levels of the soil hardness represented mugwort and grass. The levels of the soil hardness in the slope of natural environments was good environmental conditions with various plants in the range of 6 to 12mm. The levels of the soil hardness in the slope revegetation was in the 6.88-30mm range. The soil hardness below 21mm showed a variety of plants with arbors and herbaceous plants, whereas it above 21mm represented a monotonous style of plant structure including Artemisia princeps, Lolium perenne, Poa pratensis L and Setaria viridis. The result of the correlation analysis between the soil hardness and the plant appearance was negatively correlated with justifiable significance levels. The result of a logistic regression analysis for tree appearance was statistically proved when the numerical value of the soil hardness is lower.

The Effect of Fusible Interlining on the Appearance related Properties & Mechanical Characteristics for the Lyocell Fabric(Part I) (리오셀직물의 심지접착에 따른 외관적 성능 및 역학적 특성(제1보))

  • 김인영;송화순
    • Journal of the Korean Society of Clothing and Textiles
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    • v.25 no.7
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    • pp.1193-1202
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    • 2001
  • The goal of this research is to investigate the effect of fusible interlinings on the mechanical characteristics and appearance related values for the Lyocell fabrics. In this study, to establish optimum fusing conditions, peel strength of the fused fabrics depending on the fusing temperature, pressure and time was measured. Appearance related properties and mechanical characteristics of the fused fabrics ere determined. The reulst are as follows: In the fusing condition of $120^{\circ}C,\;3kgf/textrm{cm}^2$, 15sec, peel strength was excellent. Peel strength was excellent in the case of tencel/cotton fabric, with increasing cover factor of woven interlining, with twill and nonwoven interlining. Flex stiffness was increased in the case of tencel/cotton fabric, with increasing weight of woven interlining, with twill and nonwoven interlining. Drapability was excellent in the case of 100% tencel fabric, with decreasing weight of woven interlining, with plain and woven interlining. Crease recovery was excellent in the case of 100% tencel fabric, with increasing weight of woven interlining, with twill and woven interlining. Shear and bend properties were increased in the case of tencel/cotton fabric, with increasing weight of woven interlining, with plain and nonwoven interlining.

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The Effect of Fusible Interlining on the Appearance related Properties & Mechanical Characteristics of the Lyocell Fabrics(II) (리오셀직물의 심지접착에 따른 외관적 성능 및 역학적 특성(II))

  • 김인영;오수민;송화순
    • Journal of the Korean Home Economics Association
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    • v.40 no.7
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    • pp.15-24
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    • 2002
  • In this work, the effect of fusible interlining on the appearance related properties and mechanical characteristics of Lyocell fabric after fusing was investigated. Two different types(20's and 10's) of Lyocell face fabric with six different interlining(by thickness and structure) for earth Lyocell fabric were examined. In order to establish the optimum fusing condition for the different face fabric and interlining, peel strength of each fused fabric was measured, which was dependent on the fusing temperature, pressure, and time. The characteristics related appearance and mechanical characteristics of each fused fabric were determined. The results are as follows: The peel strength was excellent, when the fabric was fused with the force of 3kgf/$textrm{cm}^2$ at $120^{\circ}C$ for 15seconds. Flex stiffness, G, 2HG, 2HG5(shear), B, 2HB(bending) of 100% Lyocell fabric 10's were higher than those of 100% Lyocell 20's. Flex stiffness, crease recovery, G, 2HG, B, 2HB of thicker woven interlining were higher than those of thinner woven interlining. Crease recovery of twill interlining were higher than those of plain interlining. In case of shear and bending properties, however, plain interlining was higher than twill interlining. Flex stiffness, crease recovery, G, 2HG, 2HG5, B, 2HB of nonwoven interlining were higher than those of woven interlining. In case of drapability, however, woven interlining was higher than nonwoven interlining.

The Changes in Properties of Dress Shirts by Repeated Washing and Drying (I) (반복세탁 및 건조방법이 드레스셔츠의 물성에 미치는 영향(I))

  • Seo, Jung-Hyun;Sung, Su-Kwang;Lee, Song-Ja;Kwon, Hyun-Sun
    • Fashion & Textile Research Journal
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    • v.1 no.2
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    • pp.182-187
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    • 1999
  • The study was conducted on the change of value of physical properties, mechanical properties, appearance of seams as repeated washing and drying with 1, 3, 5, 7, 10, 15, 20 times. Commercial cotton 100%, cotton/polyester 80/20% and polyester 100% dress shirts were used to investigate drying characteristics and physical properties and compare of each materials after repeated drying. The mechanical properties like tensile, shear, surface, compression, thickness and weight were measured by the KES-FB system.

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