JOURNAL of the JAPAN RESEARCH ASSOCIATION for TEXTILE END-USES
Online ISSN : 1884-6599
Print ISSN : 0037-2072
ISSN-L : 0037-2072
Volume 60, Issue 12
Displaying 1-14 of 14 articles from this issue
  • Chisa YOSHIZAWA, Kozo HIRATA
    2019 Volume 60 Issue 12 Pages 1088-1097
    Published: December 25, 2019
    Released on J-STAGE: December 25, 2019
    JOURNAL FREE ACCESS

    In order to examine whether different combinations of lining materials, yarns, and outer fabrics affect the wear comfort of midsummer business trousers, and to obtain basic ideas for suitable product designs, two experiments were conducted: one for sensory evaluation (N=14) and the other for thermal physiological evaluation (N=1). The results showed that the refreshing feel, texture, likability, thermal comfort, and mobility of trousers differ depending on the combination of the material and the structure of the lining and the outer fabric. Although the higher air permeability of the lining improved the heat and moisture transfer properties, it did not improve the refreshing feel of the trousers if the texture and feel were impaired. The thermal comfort was greatly influenced by the mechanical properties (texture and feel) of the lining as it directly contacts with the skin. It was also found that the most suitable material is likely to be cupro, and the most preferable yarn appears to be a twisted yarn, while non-twisted yarn also performed well.

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  • Michiyo FUKUI, Ayumi TAKEMOTO, Michiko OHTSUKA
    2019 Volume 60 Issue 12 Pages 1098-1104
    Published: December 25, 2019
    Released on J-STAGE: December 25, 2019
    JOURNAL FREE ACCESS

    This study aimed to clarify the relationship between the appearance of clothes and its mechanical properties. Five fabric types with different stiffness, i.e., georgette crepe, crepe de chine, two tropical suiting types, and taffeta were made into gathered tunics with a high waist line. A paired comparison test was performed for female university students how the visually-assessed size is different on a dress dummy wearing each type of the clothes. The test results showed that the clothes made of taffeta looked the biggest, while those made of georgette crepe looked the smallest. The other investigation examining beautifulness and preference of the clothes showed that the georgette crepe type was considered to be the most beautiful, having the best preference. Moreover, the measurement of the quality of the drape coefficient and tensile and shearing stiffness showed a statistically significant relationship with the appearance of the clothes. It was demonstrated that the sense of beautifulness is brought by flexible fabric with low stiffness.

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