JP2013526465A - 開封が容易で再密閉可能なフレキシブルフィルム包装用品および製造方法 - Google Patents
開封が容易で再密閉可能なフレキシブルフィルム包装用品および製造方法 Download PDFInfo
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Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
Description
本出願は、参照により全体として本明細書の一部を構成する、2010年5月18日に出願された米国特許仮出願第61/345815号および2010年12月6日に出願された米国特許仮出願第61/420080号の利益を主張する。
Claims (34)
- 内側の内容物用空洞を画定する本体を形成するフレキシブルフィルムであって、第1のエンドシールを形成する第1の一対の向かい合う端部と、第2のエンドシールを形成する第2の一対の向かい合う端部と、前記第1のエンドシールから前記第2のエンドシールまで延びる長手方向のフィンシールを形成する第3の一対の向かい合う端部とを有するフレキシブルフィルムと、
前記本体が、前記長手方向のフィンシールを有する第1の面部と、該第1の面部と全体として向かい合う第2の面部とを有し、
前記第2の面部において前記フレキシブルフィルムに形成され、初期の破断のとき、前記内容物用空洞のための開口部を画定する筋と、
前記筋および前記筋の周りの前記第2の面部の一部分を覆い、前記第1の面部の少なくとも一部分まで延びる密閉層と、
前記密閉層と前記フレキシブルフィルムとの間の感圧接着剤と、を含み
前記第2の面部における前記密閉層が、前記筋を切り裂き開口部を形成するようにフレキシブルフィルムから少なくとも部分的に分離でき、前記第1の面部における前記密閉層は、該密閉層が前記フレキシブルフィルムからもっと分離し難い包装容器。 - 前記感圧接着剤は、前記第2の面部の一部分からの前記密閉層の分離のとき、前記筋が破断するように、前記密閉層と前記フレキシブルフィルムとに所定の親和性を有する請求項1に記載の包装容器。
- 前記密閉層は、前記筋を覆う前記密閉層の第1の部分と前記筋から離隔される前記密閉層の第2の部分との間にリビングヒンジを形成する請求項1に記載の包装容器。
- 前記密閉層は前記長手方向のフィンシールに直角に全体として延びる請求項3に記載の包装容器。
- 前記密閉層の上端部は、第2の壁部を横切るとき、ある角度で第2のエンドシールに向かって延びる請求項4に記載の包装容器。
- 前記角度は、約15度から約45度までの範囲である請求項5に記載の包装容器。
- 前記密閉層は、変化する幅と、前記第1の面部と前記第2の面部との間における前記長手方向のフィンシールの両側の前記本体の移行部と一致する狭い部分とを含む請求項3に記載の包装容器。
- 前記移行部は、前記第1の面部と前記第2の面部との間における前記フレキシブルフィルムに、軟らかい折り目を含む請求項7に記載の包装容器。
- 前記狭い部分の各々は、弧状の端部を含む請求項7に記載の包装容器。
- 前記密閉層は、前記第1の面部に一対の終端部を有する請求項2に記載の包装容器。
- 前記複数の終端部は、前記密閉層の少なくとも他の部分に比して拡大されている請求項10に記載の包装容器。
- 前記密閉層は、前記第2のエンドシールよりも前記第1のエンドシールの近くにある請求項10に記載の包装容器。
- 前記終端部は、前記第2のエンドシールに向けて傾斜している請求項12に記載の包装容器。
- 前記筋は、前記第2のエンドシールよりも前記第1のエンドシールの近くにある請求項1に記載の包装容器。
- 前記筋は、弧状である請求項14に記載の包装容器。
- 前記弧状の筋の湾曲側は、前記第2のエンドシールに向き合う請求項15に記載の包装容器。
- 前記筋は、直線からなる請求項14に記載の包装容器。
- 前記筋は、尖っている請求項14に記載の包装容器。
- 前記筋は、前記フレキシブルフィルムがもっと破断し難いように構成された一対の終端部を含む請求項14に記載の包装容器。
- 前記終端部は、フックとして構成される請求項19に記載の包装容器。
- 前記密閉層は、前記第2の面の少なくとも一部分から前記密閉層を分離するための不粘着把持部を含む請求項1に記載の包装容器。
- 前記不粘着把持部は、前記第1のエンドシールおよび前記第2のエンドシールのうちの一方に隣接して延びる請求項21に記載の包装容器。
- 前記不粘着把持部は、前記感圧接着剤上にデドンナーを含む請求項21に記載の包装容器。
- 前記不粘着把持部は、前記感圧接着剤によって前記不粘着把持部自体に接着される前記密閉層の一部分を含む請求項21に記載の包装容器。
- 前記不粘着把持部は、感圧接着剤が載っていない請求項21に記載の包装容器。
- 前記フレキシブルフィルムは、ラミネート構造からなる請求項1に記載の包装容器。
- 前記フレキシブルフィルムは、厚さが約1.5ミルから約2.5ミルまでの範囲であるポリエチレンテレフタレートおよび延伸ポリプロピレンの薄層からなる請求項26に記載の包装容器。
- 前記フレキシブルフィルムは、厚さが約0.4ミルから約1.0ミルまでの範囲であるポリエチレンテレフタレートと厚さが約0.6ミルから約1.2ミルまでの範囲である延伸ポリプロピレンの薄層からなる請求項26に記載の包装容器。
- 前記密閉層は、厚さが約1.2ミルから約5ミルまでの範囲である2軸延伸ポリプロピレンである請求項1に記載の包装容器。
- フレキシブル包装容器の製造方法であって、
長手方向の軸線および該長手方向の軸線に直角な所定の幅を有するフレキシブルフィルムの連続的なウェブの一部分に筋を形成し、
感圧接着剤によって前記長手方向の軸線に沿って前記連続的なフレキシブルフィルムに前記所定の幅の2分の1以上の幅にわたり前記筋の上方に連続的な別個の密閉層を貼り付け、
フレキシブルフィルムの前記連続的なウェブの一対の向かい合う端部から連続的な長手方向のフィンシールを形成し、
第1のエンドシールおよび第2のエンドシールを形成し、
前記個別の密閉層に非接着性把持部を形成することを含む方法。 - フレキシブル包装容器を製造するためのラミネートであって、
幅および長手方向の軸線を有するフレキシブルフィルムの連続的なウェブと、
感圧接着剤によってフレキシブルフィルムの前記連続的なウェブの幅の2分の1以上の幅にわたって前記長手方向の軸線に沿って貼り付けられる個別の密閉層と、を含み、
前記連続的なウェブおよび前記連続的な密閉層は、一連の同一の包装容器成形用ブランク材に形成されるように構成され、各同一の包装容器成形用ブランク材の前記フレキシブルフィルムは、前記密閉層の少なくとも一部分と一致し、その後、破断される場合、包装容器の開口部を形成する筋を有するラミネート。 - 前記密閉層は、厚さが約1.2ミルから約5ミルまでの範囲である2軸延伸ポリプロピレンであり、
前記連続的なフィルムは、ポリエチレンテレフタレート層と延伸ポリプロピレン層とを有する約1.5ミルから約2.5ミルまでの範囲の薄層である請求項31に記載のラミネート。 - フィルムラミネートは、前記ポリエチレンテレフタレート層と前記延伸ポリプロピレン層との間に配置されたインクおよびプライマー層を含むことができる請求項32に記載のラミネート。
- 一連の包装容器への製品のインライン包装方法であって、
所定の幅離隔された長手方向の端部を有する連続的なフィルムウェブに密閉層を結合し、
前記所定の幅未満で前記所定の幅の2分の1以上にわたって前記密閉層と前記連続的なフィルムウェブとの間に接着剤をもたらし、
前記連続的な基材を分離することによる初期破断のとき、前記連続的なフィルムウェブに開口部を画定するように、前記密閉層に対応する前記連続的なフィルムウェブに筋をつけ、
前記長手方向の端部に沿って長手方向のシールを形成し、
互いに隣接する一連の包装容器相互間に後部エンドシールを形成し、
包装されるべき一連の製品を用意し、
前部エンドシールを形成することを含む方法。
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US34581510P | 2010-05-18 | 2010-05-18 | |
US61/345,815 | 2010-05-18 | ||
US42008010P | 2010-12-06 | 2010-12-06 | |
US61/420,080 | 2010-12-06 | ||
PCT/US2011/036998 WO2011146616A1 (en) | 2010-05-18 | 2011-05-18 | Easy open and reclosable flexible film packaging products and methods of manufacture |
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JP2013526465A true JP2013526465A (ja) | 2013-06-24 |
JP2013526465A5 JP2013526465A5 (ja) | 2014-06-26 |
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US (1) | US20130121623A1 (ja) |
EP (2) | EP2810895A1 (ja) |
JP (1) | JP2013526465A (ja) |
CN (1) | CN103003167B (ja) |
BR (1) | BR112012029284A2 (ja) |
CA (1) | CA2799769A1 (ja) |
CL (1) | CL2012003222A1 (ja) |
ES (1) | ES2539577T3 (ja) |
MX (1) | MX2012013364A (ja) |
PE (1) | PE20130906A1 (ja) |
PL (1) | PL2571781T3 (ja) |
RU (1) | RU2561894C2 (ja) |
WO (1) | WO2011146616A1 (ja) |
ZA (1) | ZA201208547B (ja) |
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CL2012003222A1 (es) | 2013-07-19 |
EP2810895A1 (en) | 2014-12-10 |
AU2011255625A1 (en) | 2012-12-06 |
EP2571781B1 (en) | 2015-03-18 |
RU2561894C2 (ru) | 2015-09-10 |
EP2571781A1 (en) | 2013-03-27 |
CA2799769A1 (en) | 2011-11-24 |
MX2012013364A (es) | 2013-02-26 |
CN103003167B (zh) | 2016-08-31 |
PL2571781T3 (pl) | 2015-08-31 |
US20130121623A1 (en) | 2013-05-16 |
WO2011146616A1 (en) | 2011-11-24 |
CN103003167A (zh) | 2013-03-27 |
RU2012151923A (ru) | 2014-06-27 |
ES2539577T3 (es) | 2015-07-02 |
BR112012029284A2 (pt) | 2016-07-26 |
PE20130906A1 (es) | 2013-08-26 |
ZA201208547B (en) | 2013-07-31 |
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