JP2019522693A5 - - Google Patents

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JP2019522693A5
JP2019522693A5 JP2018560770A JP2018560770A JP2019522693A5 JP 2019522693 A5 JP2019522693 A5 JP 2019522693A5 JP 2018560770 A JP2018560770 A JP 2018560770A JP 2018560770 A JP2018560770 A JP 2018560770A JP 2019522693 A5 JP2019522693 A5 JP 2019522693A5
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film
film according
range
polyvinyl acetate
oriented
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JP2018560770A
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JP2019522693A (ja
JP7090555B2 (ja
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Priority claimed from PCT/US2017/031043 external-priority patent/WO2017200756A1/en
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Claims (15)

  1. 半結晶性ポリ乳酸ポリマーと、
    示差走査熱量計で測定したときに少なくとも25℃のガラス転移温度(Tg)中間点を有するポリビニルアセテートポリマーと、
    可塑剤と、
    の混合物を含み、配向された、フィルム。
  2. 前記ポリビニルアセテートポリマーが、ポリ乳酸ポリマー、ポリビニルアセテートポリマー及び可塑剤の総重量に基づいて、5〜40重量%の範囲の量で存在する、請求項1に記載のフィルム。
  3. 前記ポリ乳酸ポリマーが、ポリ乳酸ポリマー、ポリビニルアセテートポリマー及び可塑剤の総重量に基づいて、50〜80重量%の範囲の量で存在する、請求項1又は2に記載のフィルム。
  4. 前記ポリビニルアセテートポリマーが、50又は45℃以下のTg中間点を有する、請求項1〜3のいずれか一項に記載のフィルム。
  5. 前記ポリビニルアセテートポリマーが、50,000g/モル〜1,000,000g/モルの範囲の分子量を有する、請求項1〜4のいずれか一項に記載のフィルム。
  6. 前記可塑剤が、ポリ乳酸ポリマー、ポリビニルアセテートポリマー及び可塑剤の総量に基づいて、1〜20重量%の範囲の量で存在する、請求項1〜5のいずれか一項に記載のフィルム。
  7. 前記フィルムが二軸配向又は一軸配向されている、請求項1〜のいずれか一項に記載のフィルム。
  8. 1kHzでの誘電正接が少なくとも0.007であるか、又は、前記誘電正接が、20〜20,000Hzの範囲の周波数に対して少なくとも0.007である、請求項1〜のいずれか一項に記載のフィルム。
  9. 前記配向されたフィルムが、120℃で3%未満の5分間収縮率を示す、請求項1〜のいずれか一項に記載のフィルム。
  10. 前記配向されたフィルムが、1ミクロン厚さ当たり0.1%未満のヘイズを示す、請求項1〜のいずれか一項に記載のフィルム。
  11. 前記配向されたフィルムが、589nmで1.455より大きいz方向屈折率を示すか、又は、少なくとも0.005の全複屈折を有する、請求項1〜10のいずれか一項に記載のフィルム。
  12. 前記混合物が単一のTgを示し、前記単一のTg中間点が40℃〜65℃の範囲である、請求項1〜11のいずれか一項に記載のフィルム。
  13. 前記配向されたフィルムが、40℃〜65℃の範囲のg中間点及び5℃〜25℃の範囲のg中間点を示す、請求項1〜12のいずれか一項に記載のフィルム。
  14. 前記配向されたフィルムが、10〜60%の結晶化度を示す、請求項1〜13のいずれか一項に記載のフィルム。
  15. 請求項1〜14に記載のフィルムと、前記フィルムの主表面に近接して配置された接着剤とを含む、物品。
JP2018560770A 2016-05-20 2017-05-04 配向されたポリ乳酸ポリマー系フィルム Active JP7090555B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201662339432P 2016-05-20 2016-05-20
US62/339,432 2016-05-20
US201662352643P 2016-06-21 2016-06-21
US62/352,643 2016-06-21
PCT/US2017/031043 WO2017200756A1 (en) 2016-05-20 2017-05-04 Oriented polylactic acid polymer based film

Publications (3)

Publication Number Publication Date
JP2019522693A JP2019522693A (ja) 2019-08-15
JP2019522693A5 true JP2019522693A5 (ja) 2020-06-18
JP7090555B2 JP7090555B2 (ja) 2022-06-24

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ID=58737853

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JP2018560770A Active JP7090555B2 (ja) 2016-05-20 2017-05-04 配向されたポリ乳酸ポリマー系フィルム

Country Status (5)

Country Link
US (1) US11066551B2 (ja)
EP (1) EP3458505B1 (ja)
JP (1) JP7090555B2 (ja)
CN (1) CN109153799B (ja)
WO (1) WO2017200756A1 (ja)

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