JP2021091424A - 包装用容器の蓋体とその成型方法 - Google Patents
包装用容器の蓋体とその成型方法 Download PDFInfo
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- JP2021091424A JP2021091424A JP2019221964A JP2019221964A JP2021091424A JP 2021091424 A JP2021091424 A JP 2021091424A JP 2019221964 A JP2019221964 A JP 2019221964A JP 2019221964 A JP2019221964 A JP 2019221964A JP 2021091424 A JP2021091424 A JP 2021091424A
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- Prior art keywords
- top plate
- lid
- side wall
- packaging container
- sheet material
- 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.)
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 17
- 238000000465 moulding Methods 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 title claims description 17
- 239000000463 material Substances 0.000 claims abstract description 25
- 229920005992 thermoplastic resin Polymers 0.000 claims abstract description 5
- 229920005989 resin Polymers 0.000 claims description 21
- 239000011347 resin Substances 0.000 claims description 21
- 238000007666 vacuum forming Methods 0.000 claims description 5
- 238000003109 Karl Fischer titration Methods 0.000 claims description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 10
- 239000005020 polyethylene terephthalate Substances 0.000 description 10
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 6
- -1 polybutylene terephthalate Polymers 0.000 description 3
- 229920001707 polybutylene terephthalate Polymers 0.000 description 3
- 229920006230 thermoplastic polyester resin Polymers 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 229920001225 polyester resin Polymers 0.000 description 2
- 239000004645 polyester resin Substances 0.000 description 2
- 229920005644 polyethylene terephthalate glycol copolymer Polymers 0.000 description 2
- ORLQHILJRHBSAY-UHFFFAOYSA-N [1-(hydroxymethyl)cyclohexyl]methanol Chemical group OCC1(CO)CCCCC1 ORLQHILJRHBSAY-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
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- Closures For Containers (AREA)
Abstract
Description
2 側壁部
3・7 連設部
4 上段平面部
5 下段平面部
6 境界部
8 面取り部
9 スタック用突部
10 蓋体
20 容器本体
30 シート材
31 ヒータ
32 金型(雄型)
32a 吸引孔
33 プラグ
Claims (5)
- 熱可塑性樹脂製のシート材を成型してなる包装用容器の蓋体において、
平面視が多角形である天板部と、
該天板部の周囲に連設される側壁部とを備え、
前記天板部は、平面で構成され、
前記側壁部は、前記天板部及び隣合う側壁部と直線状の連設部を介して連設する平面部を有し、
前記天板部と前記側壁部とがなす二面角θはθ>90°であり、
前記連設部における表面側の曲率半径RはR≦0.6mmである
ことを特徴とした包装用容器の蓋体。 - 天板部と側壁部とがなす二面角θは90°<θ≦105°である請求項1記載の包装用容器の蓋体。
- シート材は、PET樹脂製であり、
前記PET樹脂のIV値(JIS K7367−1に準拠)は0.70〜0.85であり、
前記シート材の水分率(JIS K0113に準拠したカールフィッシャー電量滴定法)が1500PPM未満であり、
前記シート材の厚みが0.10〜0.80mmである
請求項1または2記載の包装用容器の蓋体。 - シート材の厚みは0.20〜0.50mmである
請求項3記載の包装用容器の蓋体。 - 請求項1〜4のうち何れか一項記載の包装用容器の蓋体の成型方法であって、
シート材を雄型側に真空引きする真空成型法である
ことを特徴とした包装用容器の蓋体の成型方法。
Priority Applications (1)
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JP2019221964A JP7093120B2 (ja) | 2019-12-09 | 2019-12-09 | 包装用容器の蓋体とその成型方法 |
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JP2019221964A JP7093120B2 (ja) | 2019-12-09 | 2019-12-09 | 包装用容器の蓋体とその成型方法 |
Publications (2)
Publication Number | Publication Date |
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JP2021091424A true JP2021091424A (ja) | 2021-06-17 |
JP7093120B2 JP7093120B2 (ja) | 2022-06-29 |
Family
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JP2019221964A Active JP7093120B2 (ja) | 2019-12-09 | 2019-12-09 | 包装用容器の蓋体とその成型方法 |
Country Status (1)
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JP (1) | JP7093120B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7429984B2 (ja) | 2021-10-11 | 2024-02-09 | シーピー化成株式会社 | 包装用容器 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06116380A (ja) * | 1992-10-08 | 1994-04-26 | Kanegafuchi Chem Ind Co Ltd | 容器成形品 |
JPH06116482A (ja) * | 1992-10-08 | 1994-04-26 | Kanegafuchi Chem Ind Co Ltd | 容器成形品 |
JPH10119969A (ja) * | 1996-10-22 | 1998-05-12 | Daicel Chem Ind Ltd | 包装容器材 |
JP2003231540A (ja) * | 2002-02-08 | 2003-08-19 | Idemitsu Unitech Co Ltd | 容 器 |
JP2010058838A (ja) * | 2008-09-08 | 2010-03-18 | Cp Kasei Kk | 食品容器 |
CN203482999U (zh) * | 2013-09-29 | 2014-03-19 | 刘越 | 一种饭盒 |
JP2014227185A (ja) * | 2013-05-21 | 2014-12-08 | シーピー化成株式会社 | 食品包装用容器の蓋 |
US20150210442A1 (en) * | 2014-01-24 | 2015-07-30 | Vegware Limited | Food container |
JP2019001533A (ja) * | 2017-06-19 | 2019-01-10 | 株式会社北新商事 | 食品容器の接着方法 |
-
2019
- 2019-12-09 JP JP2019221964A patent/JP7093120B2/ja active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06116380A (ja) * | 1992-10-08 | 1994-04-26 | Kanegafuchi Chem Ind Co Ltd | 容器成形品 |
JPH06116482A (ja) * | 1992-10-08 | 1994-04-26 | Kanegafuchi Chem Ind Co Ltd | 容器成形品 |
JPH10119969A (ja) * | 1996-10-22 | 1998-05-12 | Daicel Chem Ind Ltd | 包装容器材 |
JP2003231540A (ja) * | 2002-02-08 | 2003-08-19 | Idemitsu Unitech Co Ltd | 容 器 |
JP2010058838A (ja) * | 2008-09-08 | 2010-03-18 | Cp Kasei Kk | 食品容器 |
JP2014227185A (ja) * | 2013-05-21 | 2014-12-08 | シーピー化成株式会社 | 食品包装用容器の蓋 |
CN203482999U (zh) * | 2013-09-29 | 2014-03-19 | 刘越 | 一种饭盒 |
US20150210442A1 (en) * | 2014-01-24 | 2015-07-30 | Vegware Limited | Food container |
JP2019001533A (ja) * | 2017-06-19 | 2019-01-10 | 株式会社北新商事 | 食品容器の接着方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7429984B2 (ja) | 2021-10-11 | 2024-02-09 | シーピー化成株式会社 | 包装用容器 |
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