JP7387231B2 - 積層剥離容器 - Google Patents
積層剥離容器 Download PDFInfo
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- JP7387231B2 JP7387231B2 JP2020032358A JP2020032358A JP7387231B2 JP 7387231 B2 JP7387231 B2 JP 7387231B2 JP 2020032358 A JP2020032358 A JP 2020032358A JP 2020032358 A JP2020032358 A JP 2020032358A JP 7387231 B2 JP7387231 B2 JP 7387231B2
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- 229920005989 resin Polymers 0.000 claims description 20
- 239000011347 resin Substances 0.000 claims description 20
- -1 polyethylene terephthalate Polymers 0.000 claims description 8
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 8
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 8
- 238000000071 blow moulding Methods 0.000 claims description 7
- 229920003002 synthetic resin Polymers 0.000 claims description 7
- 239000000057 synthetic resin Substances 0.000 claims description 7
- 239000010410 layer Substances 0.000 description 61
- 239000007788 liquid Substances 0.000 description 31
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 5
- 229920000089 Cyclic olefin copolymer Polymers 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 4
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 3
- 229920001778 nylon Polymers 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 239000004278 EU approved seasoning Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 229920006026 co-polymeric resin Polymers 0.000 description 2
- 150000001925 cycloalkenes Chemical class 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 235000011194 food seasoning agent Nutrition 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- 229920005668 polycarbonate resin Polymers 0.000 description 2
- 239000004431 polycarbonate resin Substances 0.000 description 2
- 229920001225 polyester resin Polymers 0.000 description 2
- 239000004645 polyester resin Substances 0.000 description 2
- 239000002952 polymeric resin Substances 0.000 description 2
- 229920005672 polyolefin resin Polymers 0.000 description 2
- 235000013555 soy sauce Nutrition 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- UFRKOOWSQGXVKV-UHFFFAOYSA-N ethene;ethenol Chemical compound C=C.OC=C UFRKOOWSQGXVKV-UHFFFAOYSA-N 0.000 description 1
- 239000004715 ethylene vinyl alcohol Substances 0.000 description 1
- 238000010101 extrusion blow moulding Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002453 shampoo Substances 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ceramic Engineering (AREA)
- Containers Having Bodies Formed In One Piece (AREA)
Description
10 外層体
11 外口部
11a 雄ねじ
12 胴部
12a 肩部
12b 胴本体部
12c 底部
13 外気導入口
14 ネックリング
15 凹リブ
16 環状溝
17 環状溝
18 環状溝
20 内層体
21 内口部
21a 円筒状部分
21b フランジ部分
22 収納部
23 隙間
30 突起部
30a 上壁部分
30b 縦壁部分
O 軸心
S 収納空間
Claims (5)
- 外プリフォームの内側に内プリフォームを組み込んだプリフォーム組立体をブロー成形して形成された合成樹脂製の積層剥離容器であって、
筒状の外口部と該外口部に連なる有底筒状の胴部とを備えた外層体と、
前記外口部の内側に固定された筒状の内口部と前記胴部の内面に剥離可能に積層された減容変形自在の収納部とを備えた内層体と、
前記外層体と前記内層体との間に外気を導入するための外気導入口と、
前記胴部の上端部分に互いに前記外口部の軸心を中心とした周方向に間隔を空けて並べて一体に設けられ、それぞれ前記胴部の外面から突出するとともに前記胴部の内面に対して凹む複数の突起部と、を有し、
前記胴部が、
前記外口部の下端に一体に連なる肩部と、
前記肩部の下端に一体に連なる筒状の胴本体部と、
前記胴本体部の下端に一体に連なって前記胴本体部の下端を閉塞する底部と、を有し、
前記突起部が、
前記肩部の上端から前記外口部の径方向外側に向けて延びる上壁部分と、
前記上壁部分の径方向外側端から下方に向けて延びて前記肩部の表面に連なる縦壁部分と、を有することを特徴とする、積層剥離容器。 - 前記外気導入口が、前記外口部を径方向に貫通する貫通孔であり、
前記外気導入口の、前記外口部の軸心を中心とした周方向位置が、前記突起部の、前記外口部の軸心を中心とした周方向位置と一致している、請求項1に記載の積層剥離容器。 - 複数の前記突起部が、前記外口部の軸心を中心とした周方向に等間隔に並べて設けられている、請求項1または2に記載の積層剥離容器。
- 3つ又は4つの前記突起部が、前記外口部の軸心を中心とした周方向に等間隔に並べて設けられている、請求項3に記載の積層剥離容器。
- 前記外層体及び前記内層体が、それぞれポリエチレンテレフタレート樹脂製である、請求項1~4の何れか1項に記載の積層剥離容器。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020032358A JP7387231B2 (ja) | 2020-02-27 | 2020-02-27 | 積層剥離容器 |
CA3110382A CA3110382C (en) | 2020-02-27 | 2021-02-25 | Delamination container |
US17/188,954 US11414237B2 (en) | 2020-02-27 | 2021-03-01 | Delamination container |
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JP2020032358A JP7387231B2 (ja) | 2020-02-27 | 2020-02-27 | 積層剥離容器 |
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JP2021133971A JP2021133971A (ja) | 2021-09-13 |
JP7387231B2 true JP7387231B2 (ja) | 2023-11-28 |
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US (1) | US11414237B2 (ja) |
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CA (1) | CA3110382C (ja) |
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JP7418303B2 (ja) * | 2020-07-31 | 2024-01-19 | 株式会社吉野工業所 | 二重容器 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015224070A (ja) | 2014-05-29 | 2015-12-14 | キョーラク株式会社 | 積層剥離容器 |
JP2017214127A (ja) | 2016-06-01 | 2017-12-07 | 株式会社吉野工業所 | 二重容器 |
JP2018188178A (ja) | 2017-04-28 | 2018-11-29 | 株式会社吉野工業所 | 積層剥離容器 |
JP2019202808A (ja) | 2018-05-24 | 2019-11-28 | 東洋製罐グループホールディングス株式会社 | 二重容器 |
Family Cites Families (1)
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JP6712490B2 (ja) | 2016-04-28 | 2020-06-24 | 北海製罐株式会社 | ブロー成形多重ボトルの製造方法 |
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2020
- 2020-02-27 JP JP2020032358A patent/JP7387231B2/ja active Active
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2021
- 2021-02-25 CA CA3110382A patent/CA3110382C/en active Active
- 2021-03-01 US US17/188,954 patent/US11414237B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015224070A (ja) | 2014-05-29 | 2015-12-14 | キョーラク株式会社 | 積層剥離容器 |
JP2017214127A (ja) | 2016-06-01 | 2017-12-07 | 株式会社吉野工業所 | 二重容器 |
JP2018188178A (ja) | 2017-04-28 | 2018-11-29 | 株式会社吉野工業所 | 積層剥離容器 |
JP2019202808A (ja) | 2018-05-24 | 2019-11-28 | 東洋製罐グループホールディングス株式会社 | 二重容器 |
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CA3110382A1 (en) | 2021-08-27 |
US20210269193A1 (en) | 2021-09-02 |
US11414237B2 (en) | 2022-08-16 |
JP2021133971A (ja) | 2021-09-13 |
CA3110382C (en) | 2023-01-10 |
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