JP4251350B2 - 合成樹脂製二重容器の製造方法および合成樹脂製二重容器。 - Google Patents
合成樹脂製二重容器の製造方法および合成樹脂製二重容器。 Download PDFInfo
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- JP4251350B2 JP4251350B2 JP2003280837A JP2003280837A JP4251350B2 JP 4251350 B2 JP4251350 B2 JP 4251350B2 JP 2003280837 A JP2003280837 A JP 2003280837A JP 2003280837 A JP2003280837 A JP 2003280837A JP 4251350 B2 JP4251350 B2 JP 4251350B2
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- layer
- outer layer
- synthetic resin
- preform
- adjacent
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- 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.)
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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
- B29C2949/20—Preforms or parisons whereby a specific part is made of only one component, e.g. only one layer
- B29C2949/22—Preforms or parisons whereby a specific part is made of only one component, e.g. only one layer at neck portion
-
- 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
- B29C2949/20—Preforms or parisons whereby a specific part is made of only one component, e.g. only one layer
- B29C2949/24—Preforms or parisons whereby a specific part is made of only one component, e.g. only one layer at flange portion
-
- 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
- B29C2949/30—Preforms or parisons made of several components
- B29C2949/3008—Preforms or parisons made of several components at neck portion
- B29C2949/3009—Preforms or parisons made of several components at neck portion partially
-
- 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
- B29C2949/30—Preforms or parisons made of several components
- B29C2949/3012—Preforms or parisons made of several components at flange portion
-
- 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
- B29C2949/30—Preforms or parisons made of several components
- B29C2949/3016—Preforms or parisons made of several components at body portion
-
- 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
- B29C2949/30—Preforms or parisons made of several components
- B29C2949/3016—Preforms or parisons made of several components at body portion
- B29C2949/3018—Preforms or parisons made of several components at body portion partially
-
- 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
- B29C2949/30—Preforms or parisons made of several components
- B29C2949/302—Preforms or parisons made of several components at bottom portion
-
- 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
- B29C2949/30—Preforms or parisons made of several components
- B29C2949/302—Preforms or parisons made of several components at bottom portion
- B29C2949/3022—Preforms or parisons made of several components at bottom portion partially
-
- 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
- B29C2949/30—Preforms or parisons made of several components
- B29C2949/3024—Preforms or parisons made of several components characterised by the number of components or by the manufacturing technique
- B29C2949/3026—Preforms or parisons made of several components characterised by the number of components or by the manufacturing technique having two or more components
-
- 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
- B29C2949/30—Preforms or parisons made of several components
- B29C2949/3024—Preforms or parisons made of several components characterised by the number of components or by the manufacturing technique
- B29C2949/3026—Preforms or parisons made of several components characterised by the number of components or by the manufacturing technique having two or more components
- B29C2949/3028—Preforms or parisons made of several components characterised by the number of components or by the manufacturing technique having two or more components having three or more components
-
- 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
- B29C2949/30—Preforms or parisons made of several components
- B29C2949/3032—Preforms or parisons made of several components having components being injected
- B29C2949/3034—Preforms or parisons made of several components having components being injected having two or more components being injected
-
- 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
- B29C2949/30—Preforms or parisons made of several components
- B29C2949/3032—Preforms or parisons made of several components having components being injected
- B29C2949/3034—Preforms or parisons made of several components having components being injected having two or more components being injected
- B29C2949/3036—Preforms or parisons made of several components having components being injected having two or more components being injected having three or more components being injected
Landscapes
- Containers Having Bodies Formed In One Piece (AREA)
- Packages (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Description
ポリエチレンテレフタレート(以下PETと記す。)系樹脂からなる外層と、この外層に隣接し、PET系樹脂に対して非接着性の合成樹脂からなる隣接層を有する積層プリフォームを二軸延伸ブロー成形し、ブロー成形後の熱処理により隣接層を熱収縮させて、外層と隣接層との間に空隙を形成すること、にある。
この空隙が略真空状態であること、にある。
請求項1記載の発明にあっては、ブロー成形された隣接層の熱収縮により隣接層が外層から剥離して、外層との間に空隙を形成し、容器の壁を通しての熱伝導を抑えて断熱および保温のための機能を発揮せしめることができる容器を低コストで提供でき、たとえば高温のコーヒーの冷め難い、あるいは冷たい飲料等の温まり難い容器として幅広い用途に適用できる。
2 ;口筒部
2a;周溝
2b;突周条
3 ;胴部
4 ;底部
5 ;サポートリング
6 ;外層
7 ;隣接層
8 ;内層
9 ;中間層
10 ;空隙
11;積層プリフォーム
11a;外側プリフォーム
11b;内側プリフォーム
12;口筒部
12a;周溝
12b;突周条
13;胴部
14;底部
15;サポートリング
16;外層
17;隣接層
18;内層
19;中間層
Claims (7)
- ポリエチレンテレフタレート系樹脂からなる外層(16)と、該外層(16)に隣接し、ポリエチレンテレフタレート系樹脂に対して非接着性の合成樹脂からなる隣接層(17)を有する積層プリフォーム(11)を二軸延伸ブロー成形し、該ブロー成形後の熱処理により隣接層(7)を熱収縮させて、外層(6)と隣接層(7)との間に空隙(10)を形成することを特徴とする合成樹脂製二重容器の製造方法。
- ブロー成形後、液体を80〜95℃の温度で充填し、その後密閉状態で冷却し、外層(6)と隣接層(7)との間に空隙(10)を形成することを特徴とする請求項1記載の合成樹脂製二重容器の製造方法。
- 積層プリフォーム(11)をポリエチレンテレフタレート系樹脂製プリフォーム内に隣接層(17)である内層(18)用の合成樹脂からなるプリフォームを嵌入して形成する請求項1または2記載の合成樹脂製二重容器の製造方法。
- 積層プリフォーム(11)を、外層(16)および内層(18)がPET系樹脂製で、該外層(16)と内層(18)の間に隣接層(17)である中間層(19)有する、2種3層射出成形プリフォームとした請求項1また2記載の合成樹脂製二重容器の製造方法。
- 積層プリフォームの隣接層(17)をポリプロピレン系樹脂製とする請求項1、2、3または4記載の合成樹脂製二重容器の製造方法。
- ポリエチレンテレフタレート系樹脂からなる外層(6)と、該外層(6)に非接着状態に隣接する隣接層(7)を有し、該隣接層(7)の熱収縮により、外層(6)と隣接層(7)との間に空隙(10)が形成され、該空隙(10)が略真空状態であることを特徴とする二軸延伸ブロー成形されたれた合成樹脂製二重容器。
- 少なくとも胴部(3)の高さ範囲においてポリエチレンテレフタレート系樹脂製の外層(6)と内層(9)の間に隣接層(7)である中間層(8)が形成された2種3層の積層構造を有する請求項6記載の合成樹脂製二重容器。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003280837A JP4251350B2 (ja) | 2003-07-28 | 2003-07-28 | 合成樹脂製二重容器の製造方法および合成樹脂製二重容器。 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003280837A JP4251350B2 (ja) | 2003-07-28 | 2003-07-28 | 合成樹脂製二重容器の製造方法および合成樹脂製二重容器。 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005047538A JP2005047538A (ja) | 2005-02-24 |
JP4251350B2 true JP4251350B2 (ja) | 2009-04-08 |
Family
ID=34266539
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003280837A Expired - Lifetime JP4251350B2 (ja) | 2003-07-28 | 2003-07-28 | 合成樹脂製二重容器の製造方法および合成樹脂製二重容器。 |
Country Status (1)
Country | Link |
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JP (1) | JP4251350B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023285413A1 (en) * | 2021-07-16 | 2023-01-19 | Société des Produits Nestlé S.A. | Bottle-forming preform with a multilayered wall, and gaseous beverage bottle obtained with such a preform |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4281454B2 (ja) * | 2003-07-31 | 2009-06-17 | 株式会社吉野工業所 | ブロー成形二重容器および合成樹脂製二重容器の製造方法 |
US20080257883A1 (en) | 2007-04-19 | 2008-10-23 | Inbev S.A. | Integrally blow-moulded bag-in-container having an inner layer and the outer layer made of the same material and preform for making it |
US9475611B2 (en) | 2007-04-19 | 2016-10-25 | Anheuser-Busch Inbev S.A. | Integrally blow-moulded bag-in-container having interface vents opening to the atmosphere at location adjacent to bag's mouth, preform for making it; and processes for producing the preform and bag-in-container |
JP5284601B2 (ja) * | 2007-05-24 | 2013-09-11 | 株式会社吉野工業所 | 合成樹脂製ブロー容器 |
KR100941409B1 (ko) | 2007-12-12 | 2010-02-10 | 조한기 | 병 수납케이스 |
JP5288175B2 (ja) * | 2008-11-28 | 2013-09-11 | 株式会社吉野工業所 | 合成樹脂製二重容器 |
JP6070178B2 (ja) * | 2012-12-27 | 2017-02-01 | 大日本印刷株式会社 | ブロー成形プラスチックボトルおよびブロー成形プラスチックボトルの製造方法 |
JP7069698B2 (ja) * | 2017-12-22 | 2022-05-18 | 東洋製罐グループホールディングス株式会社 | 二重構造容器 |
JP6910735B2 (ja) * | 2017-12-28 | 2021-07-28 | 株式会社吉野工業所 | 合成樹脂製容器、プリフォーム、及び合成樹脂製容器の製造方法 |
CN110921040B (zh) * | 2018-09-20 | 2021-07-16 | 宏全国际股份有限公司 | 双层胚及其制成的双层瓶 |
JP7298130B2 (ja) * | 2018-09-28 | 2023-06-27 | 大日本印刷株式会社 | 内容物入り複合容器の製造方法および内容物入り複合容器 |
JP7279398B2 (ja) * | 2019-02-19 | 2023-05-23 | 東洋製罐グループホールディングス株式会社 | 多重容器 |
CN111806831B (zh) * | 2020-07-17 | 2022-04-12 | 广州华研精密机械股份有限公司 | 防光照的阻隔容器胚体及阻隔容器 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002264974A (ja) * | 2002-01-17 | 2002-09-18 | Kao Corp | スクイズ容器 |
-
2003
- 2003-07-28 JP JP2003280837A patent/JP4251350B2/ja not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023285413A1 (en) * | 2021-07-16 | 2023-01-19 | Société des Produits Nestlé S.A. | Bottle-forming preform with a multilayered wall, and gaseous beverage bottle obtained with such a preform |
Also Published As
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JP2005047538A (ja) | 2005-02-24 |
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