JP2008537795A5 - - Google Patents

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Publication number
JP2008537795A5
JP2008537795A5 JP2008505460A JP2008505460A JP2008537795A5 JP 2008537795 A5 JP2008537795 A5 JP 2008537795A5 JP 2008505460 A JP2008505460 A JP 2008505460A JP 2008505460 A JP2008505460 A JP 2008505460A JP 2008537795 A5 JP2008537795 A5 JP 2008537795A5
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JP
Japan
Prior art keywords
film
heat
oriented
end portions
stretched
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JP2008505460A
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JP4965555B2 (ja
JP2008537795A (ja
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Priority claimed from PCT/US2006/012510 external-priority patent/WO2006110402A1/en
Publication of JP2008537795A publication Critical patent/JP2008537795A/ja
Publication of JP2008537795A5 publication Critical patent/JP2008537795A5/ja
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Claims (3)

  1. 光学フィルムを作製する方法であって、
    複屈折を発現できる高分子材料を含んでなるフィルム(32)を供給し、
    前記フィルム(32)を実質的に一軸配向し、ここで、前記配向フィルム(32)が、0.2に等しいか又は約0.2を超える範囲の一軸特性度Uを示す、及び
    前記配向フィルム(32)をヒートセットする、
    ことを含む光学フィルム作製方法。
  2. 前記ヒートセット工程が、前記フィルム(32)を、該少なくとも1つの高分子材料のガラス転移温度を超えかつ融点未満の温度に加熱することを含んでなる、請求項1に記載の方法。
  3. フィルム(32)を加工する方法であって、
    フィルム(32)を機械方向に沿って搬送すると同時に前記フィルム(32)の対向する端部部分を保持する工程、
    前記対向する端部部分を広がった経路に沿って移動することにより前記フィルム(32)を延伸して延伸フィルム(32)を形成する工程、及び
    前記延伸フィルム(32)をヒートセット工程を含む方法。
JP2008505460A 2005-04-08 2006-04-05 ヒートセット型光学フィルム Active JP4965555B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US66986505P 2005-04-08 2005-04-08
US60/669,865 2005-04-08
PCT/US2006/012510 WO2006110402A1 (en) 2005-04-08 2006-04-05 Heat setting optical films

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2012009283A Division JP5809073B2 (ja) 2005-04-08 2012-01-19 ヒートセット型光学フィルム

Publications (3)

Publication Number Publication Date
JP2008537795A JP2008537795A (ja) 2008-09-25
JP2008537795A5 true JP2008537795A5 (ja) 2009-05-21
JP4965555B2 JP4965555B2 (ja) 2012-07-04

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ID=36778332

Family Applications (3)

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JP2008505460A Active JP4965555B2 (ja) 2005-04-08 2006-04-05 ヒートセット型光学フィルム
JP2012009283A Expired - Fee Related JP5809073B2 (ja) 2005-04-08 2012-01-19 ヒートセット型光学フィルム
JP2014124486A Expired - Fee Related JP5883074B2 (ja) 2005-04-08 2014-06-17 ヒートセット型光学フィルム

Family Applications After (2)

Application Number Title Priority Date Filing Date
JP2012009283A Expired - Fee Related JP5809073B2 (ja) 2005-04-08 2012-01-19 ヒートセット型光学フィルム
JP2014124486A Expired - Fee Related JP5883074B2 (ja) 2005-04-08 2014-06-17 ヒートセット型光学フィルム

Country Status (7)

Country Link
US (5) US20060226561A1 (ja)
EP (2) EP1904874B1 (ja)
JP (3) JP4965555B2 (ja)
KR (1) KR101287740B1 (ja)
CN (1) CN101180554B (ja)
TW (1) TW200702147A (ja)
WO (1) WO2006110402A1 (ja)

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