JP5581564B2 - プラスチックボトル成形用プリフォーム - Google Patents
プラスチックボトル成形用プリフォーム Download PDFInfo
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- JP5581564B2 JP5581564B2 JP2007215534A JP2007215534A JP5581564B2 JP 5581564 B2 JP5581564 B2 JP 5581564B2 JP 2007215534 A JP2007215534 A JP 2007215534A JP 2007215534 A JP2007215534 A JP 2007215534A JP 5581564 B2 JP5581564 B2 JP 5581564B2
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- preform
- thickness
- support ring
- plastic bottle
- molding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B11/00—Making preforms
- B29B11/14—Making preforms characterised by structure or composition
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/071—Preforms or parisons characterised by their configuration, e.g. geometry, dimensions or physical properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B11/00—Making preforms
- B29B11/06—Making preforms by moulding the material
- B29B11/08—Injection moulding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/07—Preforms or parisons characterised by their configuration
- B29C2949/0715—Preforms or parisons characterised by their configuration the preform having one end closed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/07—Preforms or parisons characterised by their configuration
- B29C2949/072—Preforms or parisons characterised by their configuration having variable wall thickness
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/07—Preforms or parisons characterised by their configuration
- B29C2949/073—Preforms or parisons characterised by their configuration having variable diameter
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C2949/00—Indexing scheme relating to blow-moulding
- B29C2949/07—Preforms or parisons characterised by their configuration
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Manufacturing & Machinery (AREA)
- Containers Having Bodies Formed In One Piece (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Description
しかし、プラスチックボトルの軽量化を行う場合、プリフォームの最大肉厚は薄くならざるを得ない。プリフォームの最大肉厚が薄くなった場合、ブロー成形時に、プリフォームの最大肉厚部が延伸されやすくなり、ボトル胴部が肉薄になる。したがって、プリフォームの外形状を変更せずにプリフォームを軽量化する場合、プリフォームを薄くした場合にも延伸されやすいプリフォームのサポートリングの下のサポートリング下肉薄部及び底部の形状が求められる。このことは、重量を26gからさらに軽量化を図るとき、特に求められる。
但し、プリフォームを射出成形する際の金型上、抜きテーパ開始位置径fを14.0〜26.0mmとすることが望ましい。
また、プリフォーム搬送時、プリフォーム同士が重なり、動かなくなることを防止するため、抜きテーパ開始位置径fは、プリフォームの口栓部内径に対し、0.4mm以上大きいことが望ましい。
全長 92.5mm
サポートリング下肉薄部の長さ 7.5mm
サポートリング下肉薄部の厚さ 2.1mm
サポートリング下から抜きテーパ
開始位置までの長さ 14.4mm
胴部の厚さ 3.0mm
ゲート部肉厚 2.3mm
プリフォーム重量 22.8g
全長 92.5mm
サポートリング下肉薄部の長さ 7.5mm
サポートリング下肉薄部の厚さ 2.1mm
サポートリング下から抜きテーパ
開始位置までの長さ 14.4mm
胴部の厚さ 2.9mm
ゲート部肉厚 2.3mm
プリフォーム重量 22.4g
全長 92.5mm
サポートリング下肉薄部の長さ 7.5mm
サポートリング下肉薄部の厚さ 2.1mm
サポートリング下から抜きテーパ
開始位置までの長さ 14.4mm
胴部の厚さ 2.8mm
ゲート部肉厚 2.3mm
プリフォーム重量 22.0g
全長 92.5mm
サポートリング下肉薄部の長さ 5.0mm
サポートリング下肉薄部の厚さ 2.1mm
サポートリング下から抜きテーパ
開始位置までの長さ 14.4mm
胴部の厚さ 3.0mm
ゲート部肉厚 2.3mm
プリフォーム重量 22.9g
全長 92.5mm
サポートリング下肉薄部の長さ 10.0mm
サポートリング下肉薄部の厚さ 2.1mm
サポートリング下から抜きテーパ
開始位置までの長さ 14.4mm
胴部の厚さ 3.20mm
ゲート部肉厚 2.35mm
プリフォーム重量 22.7g
ポリエチレンテレフタレートの射出成形により、図1に示す形状で、下記の寸法を有するプリフォームを製造した。
全長 92.5mm
サポートリング下肉薄部の長さ 3.0mm
サポートリング下肉薄部の厚さ 2.1mm
サポートリング下から抜きテーパ
開始位置までの長さ 14.4mm
胴部の厚さ 3.0mm
ゲート部肉厚 2.3mm
プリフォーム重量 23.0g
ポリエチレンテレフタレートの射出成形により、図1に示す形状で、下記の寸法を有するプリフォームを製造した。
全長 92.5mm
サポートリング下肉薄部の長さ 12.0mm
サポートリング下肉薄部の厚さ 2.1mm
サポートリング下から抜きテーパ
開始位置までの長さ 14.4mm
胴部の厚さ 3.20mm
ゲート部肉厚 2.35mm
プリフォーム重量 22.6g
2 口栓部
3 サポートリング
4 サポートリング下肉薄部
5 胴部
6 底部
a サポートリング下肉薄部の長さ
b サポートリング下肉薄部の厚さ
c サポートリング下から抜きテーパ開始位置までの長さ
d 胴部の厚さ
e ゲート部肉厚
f 抜きテーパ開始位置径
g サポートリング下の長さ
7 プラスチックボトル
Claims (2)
- 口栓部、サポートリング、胴部及び胴部の端部を閉塞する底部を備えるプラスチックボトル成形用プリフォームにおいて、
樹脂重量が、25.0g以下の、容量600ml以下のプラスチックボトル成形用プリフォームであって、
更に、サポートリングの下に、サポートリング下から抜きテーパ開始位置(プラスチックボトルの肩部に相当する)までの長さ、12.5〜15.0mmの中で最小となる最小肉薄部からなる長さ5.0〜10.0mmのサポートリング下肉薄部を設け、
そして、胴部の肉厚は、上記のサポートリング下肉薄部の肉厚の1.33〜1.9倍の2.8〜4.0mmの厚さの範囲に形成し、
また、底部は、ゲート部のほうに向けて徐々に肉厚を薄くし、そして、底部の下方のゲート部の肉厚は、上記のサポートリング下肉薄部の肉厚の0.85〜1.19倍の1.8〜2.5mmの範囲に形成すること
を特徴とするプラスチックボトル成形用プリフォーム。 - 胴部の肉厚は、3.0〜3.5mmの厚さであることを特徴とする請求項1に記載のプラスチックボトル成形用プリフォーム。
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Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8573964B2 (en) | 2006-04-13 | 2013-11-05 | Amcor Limited | Liquid or hydraulic blow molding |
US8017064B2 (en) | 2007-12-06 | 2011-09-13 | Amcor Limited | Liquid or hydraulic blow molding |
WO2012170621A2 (en) * | 2011-06-09 | 2012-12-13 | Amcor Limited | Method for forming a preform for a container |
CN104010792A (zh) | 2011-10-27 | 2014-08-27 | 阿美科有限责任公司 | 反向拉伸连接杆和正向填充级控制杆 |
CN104023941B (zh) | 2011-10-27 | 2017-02-01 | 帝斯克玛股份有限公司 | 形成并填充容器的方法及设备 |
CN104039526B (zh) | 2011-12-21 | 2017-08-08 | 帝斯克玛股份有限公司 | 用于成型机的密封*** |
WO2013096614A1 (en) | 2011-12-22 | 2013-06-27 | Amcor Limited | Apparatus and method for controlling temperature gradient through wall thickness of container |
ITRM20130510A1 (it) * | 2013-09-13 | 2015-03-14 | Sipa Progettazione Automaz | Preforma per contenitore in plastica avente fondo sottile |
JP6235393B2 (ja) * | 2014-03-27 | 2017-11-22 | 日本山村硝子株式会社 | 樹脂製容器の成形方法及びプリフォーム |
JP2016013664A (ja) * | 2014-07-03 | 2016-01-28 | 北海製罐株式会社 | プリフォーム |
CA2953887C (en) | 2014-08-01 | 2023-10-03 | The Coca-Cola Company | Lightweight base for carbonated beverage packaging |
JP2020011420A (ja) * | 2018-07-17 | 2020-01-23 | 大日本印刷株式会社 | プリフォーム |
JP7205789B2 (ja) * | 2018-07-17 | 2023-01-17 | 大日本印刷株式会社 | プリフォーム |
JP7081359B2 (ja) * | 2018-07-17 | 2022-06-07 | 大日本印刷株式会社 | プリフォーム |
JP7103121B2 (ja) * | 2018-09-27 | 2022-07-20 | 大日本印刷株式会社 | プリフォーム |
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JPS54140687A (en) * | 1978-04-24 | 1979-11-01 | Yoshizaki Kozo | Extended plastic bottle and making method thereof |
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AU1632183A (en) * | 1982-07-29 | 1984-03-01 | Owens-Illinois Inc. | Parison for oriented plastic containers |
IL117945A (en) * | 1995-04-18 | 2000-01-31 | Coca Cola Co | Preform and bottle using pet/pen blends and copolymers |
JP3823641B2 (ja) * | 1998-12-25 | 2006-09-20 | 東洋製罐株式会社 | ボトル |
US20050161866A1 (en) * | 2004-01-23 | 2005-07-28 | Rajnish Batlaw | Process of making two-stage injection stretch blow molded polypropylene articles |
JP4734896B2 (ja) * | 2004-11-11 | 2011-07-27 | 東洋製罐株式会社 | プラスチックボトル容器の製造方法 |
JP2006263948A (ja) * | 2005-03-22 | 2006-10-05 | Dainippon Printing Co Ltd | プラスチック製ボトル容器の予備成形体とそれにより製造されたボトル容器 |
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