NIPPON GOMU KYOKAISHI
Print ISSN : 0029-022X
Volume 84, Issue 8
Displaying 1-8 of 8 articles from this issue
Special Issue for General Reviews “Materials Technology for Flat Panel Display Manufacturing”
Introductory Remarks
General Reviews
  • [in Japanese]
    2011 Volume 84 Issue 8 Pages 236
    Published: 2011
    Released on J-STAGE: March 27, 2012
    JOURNAL FREE ACCESS
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  • Yuji SAIKI
    2011 Volume 84 Issue 8 Pages 237-241
    Published: 2011
    Released on J-STAGE: March 27, 2012
    JOURNAL FREE ACCESS
    The polarizer is an indispensable optical element to liquid crystal display (LCD). PVA-iodine polarizer is utilized to various LCD widely for the excellent optical property. The PVA-iodine polarizer is prepared by stretching and dyeing PVA with iodine. The characteristic of PVA-iodine polarizer is controlled by quantity and orientation of two complexes of I3 and I5. The technologies and the technical trends of polarizer for LCD are introduced.
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  • Takashi SATO
    2011 Volume 84 Issue 8 Pages 242-249
    Published: 2011
    Released on J-STAGE: March 27, 2012
    JOURNAL FREE ACCESS
    Liquid crystal display (LCD) contains many plastic films. A retardation film is one of the optical films which compensates for the loss of color contrast and the black level in LCD. Many retardation films have been developed so far to improve the optical properties in many display modes, for example twisted nematic LCD, super twisted nematic LCD, vertical alignment, in-plane switching, and so on.
    This article shows the compensation mechanism and manufacturing processes of the retardation films. LCD works under polarized light. The retardation films regulate the polarized light which is disturbed by the liquid crystal and polarizer.
    The manufacturing processes have been developed from conventional film manufacturing processes to high performance processes. Those processes can produce the retardation films with wide widths and with uniform optical properties and thicknesses.
    A new stretching process has been developed. The process enabled to control optical axis in film surface. The oblique stretching process gives an advantage to roll-to-roll process because of producing low-cost retardation films.
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  • Hiroyuki TAKEMOTO
    2011 Volume 84 Issue 8 Pages 250-255
    Published: 2011
    Released on J-STAGE: March 27, 2012
    JOURNAL FREE ACCESS
    Anti-reflection film is one of the most important optical components which influence the viewing quality of displays. It needs to have not only optical performance but also additional functions such as hard coat surface. I introduce the technology and the technical trend of anti-reflection for each application of LCD.
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  • Yuji MITANI, Kenji NAKATANI
    2011 Volume 84 Issue 8 Pages 256-261
    Published: 2011
    Released on J-STAGE: March 27, 2012
    JOURNAL FREE ACCESS
    The touch panel has accomplished big development as an input device to the information equipments, recently.
    Touch panel market growth is mainly caused by the expansion of multi-touch technology.
    Moreover, the market expansion has further promoted the growth of new applications and the diversification in touch position detection method.
    We explain the recent advances in touch screen in this report.
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  • Masashi OTSUKI, Hiroyuki ANZAI
    2011 Volume 84 Issue 8 Pages 262-266
    Published: 2011
    Released on J-STAGE: March 27, 2012
    JOURNAL FREE ACCESS
    Electronic Paper has been developed as a display by using funcitonalized polymer materials, but unlike the monitors for TVs and personal computers. It was mainly developed as a medium for illustrating static images (still pictures) for reading. Electronic Paper requires no electrical power to maintain the image, except when writing in new materials.
    It is anticipated to become a medium that can be used in place of paper. This leads to energy-saving and reduces the strain on the environment.
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Technical Note
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