JPH08500062A - 生分解性液体不浸透性多層フィルム組成物 - Google Patents
生分解性液体不浸透性多層フィルム組成物Info
- Publication number
- JPH08500062A JPH08500062A JP50240394A JP50240394A JPH08500062A JP H08500062 A JPH08500062 A JP H08500062A JP 50240394 A JP50240394 A JP 50240394A JP 50240394 A JP50240394 A JP 50240394A JP H08500062 A JPH08500062 A JP H08500062A
- Authority
- JP
- Japan
- Prior art keywords
- film
- polymer
- layer
- polymers
- multilayer film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
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-
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- A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin
- A61F13/51401—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by the material
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- A61F2013/51433—Backsheet, i.e. the impermeable cover or layer furthest from the skin characterised by the material being a film being biodegradable
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Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Vascular Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Laminated Bodies (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Biological Depolymerization Polymers (AREA)
- Materials For Medical Uses (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Optical Filters (AREA)
- Thin Magnetic Films (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 第一重合体フィルム層および前記第一層に接合された第二重合体フィル ム層を含んでなる多層フィルムであって、 a)生分解性; b)液体不浸透性; c)縦方向(MD)引張弾性率6.895×108ダイン/cm2〜6.895×1 09ダイン/cm2; d)MD引裂強さ少なくとも70g/厚さ25.4μ; e)横方向(CD)引裂強さ少なくとも70g/厚さ25.4μ; f)落球降下によって試験した時の衝撃強さ少なくとも12cm; g)水分輸送速度0.0012g/cm2/16時間未満; h)60℃でのモジュラス少なくとも5.52×107ダイン/cm2;および i)厚さ12μ〜75μ を有することを特徴とする多層フィルム。 2. 多層フィルムが (a)感湿重合体、好ましくは処理デンプンの相互貫入網目(interpenetrated networks)または混合物、熱可塑性ポリビニルアルコール組成物、ヒドロキシプ ロピルセルロース、またはこれらの混合物; (b)感熱重合体、好ましくはポリカプロラクトン、融点65℃未満またはビカ ー軟化点45℃以下を有する他の脂肪族ポリエステル、またはこれらの混合物; (c)機械的に限定される重合体、好ましくはセルロースエステル、ポリカプロ ラクトンとのセルロースエステルブレンド、ポリヒドロキシブチレート/バレレ ート共重合体とのセルロースエステルブレンド、またはこれらの混合物; (d)フィルムに加工しにくい重合体、好ましくはポリヒドロキシブチレート、 ポリヒドロキシブチレート/バレレート共重合体、またはこれらの混合物; (e)加水分解開裂性芳香族/脂肪族ポリエステル共重合体、好ましくはポリエ チレンテレフタレートまたはポリブチレンテレフタレートの共重合体(該共重合 体の脂肪族画分はオキザレート、マロネート、スクシネート、グルタレート、ア ジペート、ピメレート、スベレート、アゼレート、セバケート、ノナンジオエー ト、またはこれらの混合物からなる群から誘導される); (f)酸化されたエチレン/一酸化炭素共重合体(好ましくは一酸化炭素0.5 〜20重量%を含有するエチレン/一酸化炭素共重合体から誘導); (g)高融点脂肪族ポリエステル、好ましくは65℃よ り高い溶融温度またはガラス転移温度を有する脂肪族ポリエステル;および (i)エラストマー、好ましくはポリカプロラクトン/ジエンブロック共重合体 または脂肪族ポリエステルウレタン からなる群から選ばれる2種以上の重合体を含む、請求項1に記載の多層フィル ム。 3. 多層フィルムは、多層フィルムが前記第一層および第三層によって形成 された2個の外層間に配置された第二層によって形成された中心芯層を具備する ように前記第二層に接合された第三重合体フィルム層を追加的に具備し、前記中 心芯層が好ましくは多層フィルムの全厚の30〜80%を占め且つ前記外層の各 々が好ましくは多層フィルムの全厚の10〜35%を占める、請求項2に記載の 多層フィルム。 4. 前記中心芯層が感湿重合体であり且つ前記外層の各々が感熱重合体、機 械的に限定される重合体、加水分解性開裂性芳香族/脂肪族ポリエステル共重合 体、酸化されたエチレン/一酸化炭素共重合体、高融点脂肪族ポリエステル、エ ラストマー、およびこれらの混合物からなる群から選ばれる、請求項3に記載の 多層フィルム。 5. 前記中心芯層が感熱重合体であり且つ前記外層の各々が機械的に限定さ れる重合体、加水分解性開裂性芳香族/脂肪族ポリエステル共重合体、酸化され たエチ レン/一酸化炭素共重合体、高融点脂肪族ポリエステル、およびこれらの混合物 からなる群から選ばれる、請求項3に記載の多層フィルム。 6. 前記中心芯層がフィルムに加工しにくい重合体であり且つ前記外層の各 々が感熱重合体、機械的に限定される重合体、加水分解性開裂性芳香族/脂肪族 ポリエステル共重合体、酸化されたエチレン/一酸化炭素共重合体、高融点脂肪 族ポリエステル、およびこれらの混合物からなる群から選ばれる、請求項3に記 載の多層フィルム。 7. 前記中心芯層がエラストマーであり且つ前記外層の各々が感熱重合体、 機械的に限定される重合体、加水分解性開裂性芳香族/脂肪族ポリエステル共重 合体、酸化されたエチレン/一酸化炭素共重合体、高融点脂肪族ポリエステル、 およびこれらの混合物からなる群から選ばれる、請求項3に記載の多層フィルム 。 8. 前記多層フィルムが前記中心芯層と前記外層の少なくとも1個との間に 配置された少なくとも1個のタイ層、好ましくはポリカプロラクトンを追加的に 具備する、請求項3に記載の多層フィルム。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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US90505792A | 1992-06-26 | 1992-06-26 | |
US905,057 | 1992-06-26 | ||
US07/905,057 | 1992-06-26 | ||
PCT/US1993/005617 WO1994000293A1 (en) | 1992-06-26 | 1993-06-14 | Biodegradable, liquid impervious multilayer film compositions |
Publications (2)
Publication Number | Publication Date |
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JPH08500062A true JPH08500062A (ja) | 1996-01-09 |
JP3242658B2 JP3242658B2 (ja) | 2001-12-25 |
Family
ID=25420228
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP50240394A Expired - Fee Related JP3242658B2 (ja) | 1992-06-26 | 1993-06-14 | 生分解性液体不浸透性多層フィルム組成物 |
Country Status (21)
Country | Link |
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US (1) | US5391423A (ja) |
EP (1) | EP0647184B1 (ja) |
JP (1) | JP3242658B2 (ja) |
KR (1) | KR100262356B1 (ja) |
CN (1) | CN1068277C (ja) |
AT (1) | ATE163883T1 (ja) |
AU (1) | AU681589B2 (ja) |
BR (1) | BR9306621A (ja) |
CA (1) | CA2138120C (ja) |
DE (1) | DE69317423T2 (ja) |
DK (1) | DK0647184T3 (ja) |
EG (1) | EG20102A (ja) |
ES (1) | ES2113542T3 (ja) |
FI (1) | FI946071A0 (ja) |
GR (1) | GR3026335T3 (ja) |
MX (1) | MX9303853A (ja) |
MY (1) | MY108944A (ja) |
NO (1) | NO300579B1 (ja) |
SG (1) | SG65587A1 (ja) |
TR (1) | TR27656A (ja) |
WO (1) | WO1994000293A1 (ja) |
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- 1993-06-14 JP JP50240394A patent/JP3242658B2/ja not_active Expired - Fee Related
- 1993-06-14 CA CA 2138120 patent/CA2138120C/en not_active Expired - Lifetime
- 1993-06-14 DK DK93915312T patent/DK0647184T3/da active
- 1993-06-14 KR KR1019940704725A patent/KR100262356B1/ko not_active Expired - Fee Related
- 1993-06-14 BR BR9306621A patent/BR9306621A/pt not_active IP Right Cessation
- 1993-06-14 DE DE69317423T patent/DE69317423T2/de not_active Revoked
- 1993-06-14 ES ES93915312T patent/ES2113542T3/es not_active Expired - Lifetime
- 1993-06-14 EP EP19930915312 patent/EP0647184B1/en not_active Revoked
- 1993-06-14 AU AU45339/93A patent/AU681589B2/en not_active Expired - Fee Related
- 1993-06-14 AT AT93915312T patent/ATE163883T1/de active
- 1993-06-14 SG SG1996007960A patent/SG65587A1/en unknown
- 1993-06-14 WO PCT/US1993/005617 patent/WO1994000293A1/en not_active Application Discontinuation
- 1993-06-14 FI FI946071A patent/FI946071A0/fi unknown
- 1993-06-18 MY MYPI93001185A patent/MY108944A/en unknown
- 1993-06-23 EG EG38293A patent/EG20102A/xx active
- 1993-06-25 MX MX9303853A patent/MX9303853A/es not_active IP Right Cessation
- 1993-06-25 TR TR49493A patent/TR27656A/xx unknown
- 1993-06-26 CN CN93109567A patent/CN1068277C/zh not_active Expired - Fee Related
- 1993-09-24 US US08/126,672 patent/US5391423A/en not_active Expired - Lifetime
-
1994
- 1994-12-22 NO NO944985A patent/NO300579B1/no unknown
-
1998
- 1998-03-12 GR GR980400361T patent/GR3026335T3/el unknown
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010093572A3 (en) * | 2009-02-10 | 2011-03-31 | Honeywell International Inc. | Enhanced barrier multifunctional coatings for nylon films |
US8946101B2 (en) | 2009-02-10 | 2015-02-03 | Honeywell International Inc. | Enhanced barrier multifunctional coatings for nylon films |
JP2020078909A (ja) * | 2018-11-14 | 2020-05-28 | 株式会社ダイセル | フィルム及びフィルムの製造方法 |
Also Published As
Publication number | Publication date |
---|---|
GR3026335T3 (en) | 1998-06-30 |
FI946071L (fi) | 1994-12-23 |
MY108944A (en) | 1996-11-30 |
ATE163883T1 (de) | 1998-03-15 |
CA2138120A1 (en) | 1994-01-06 |
HK1009643A1 (en) | 1999-06-04 |
DE69317423T2 (de) | 1998-07-09 |
EP0647184A1 (en) | 1995-04-12 |
TR27656A (tr) | 1995-06-14 |
DE69317423D1 (de) | 1998-04-16 |
DK0647184T3 (da) | 1998-04-27 |
AU4533993A (en) | 1994-01-24 |
NO944985D0 (no) | 1994-12-22 |
NO944985L (no) | 1995-02-24 |
KR100262356B1 (ko) | 2000-09-01 |
AU681589B2 (en) | 1997-09-04 |
EP0647184B1 (en) | 1998-03-11 |
FI946071A7 (fi) | 1994-12-23 |
MX9303853A (es) | 1994-05-31 |
EG20102A (en) | 1997-07-31 |
BR9306621A (pt) | 1998-12-08 |
CN1085493A (zh) | 1994-04-20 |
KR950702154A (ko) | 1995-06-19 |
CN1068277C (zh) | 2001-07-11 |
NO300579B1 (no) | 1997-06-23 |
JP3242658B2 (ja) | 2001-12-25 |
WO1994000293A1 (en) | 1994-01-06 |
SG65587A1 (en) | 1999-06-22 |
ES2113542T3 (es) | 1998-05-01 |
FI946071A0 (fi) | 1994-12-23 |
CA2138120C (en) | 2000-07-18 |
US5391423A (en) | 1995-02-21 |
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