WO2011132433A1 - Sac pour cuisson au four à microondes - Google Patents

Sac pour cuisson au four à microondes Download PDF

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Publication number
WO2011132433A1
WO2011132433A1 PCT/JP2011/002373 JP2011002373W WO2011132433A1 WO 2011132433 A1 WO2011132433 A1 WO 2011132433A1 JP 2011002373 W JP2011002373 W JP 2011002373W WO 2011132433 A1 WO2011132433 A1 WO 2011132433A1
Authority
WO
WIPO (PCT)
Prior art keywords
opening
side seal
cooking bag
main body
microwave oven
Prior art date
Application number
PCT/JP2011/002373
Other languages
English (en)
Japanese (ja)
Inventor
久志 藤末
由希子 杉島
誠 青木
哲郎 十田
Original Assignee
小林製薬株式会社
凸版印刷株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 小林製薬株式会社, 凸版印刷株式会社 filed Critical 小林製薬株式会社
Publication of WO2011132433A1 publication Critical patent/WO2011132433A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
    • B65D81/34—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents for packaging foodstuffs or other articles intended to be cooked or heated within the package
    • B65D81/3446—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents for packaging foodstuffs or other articles intended to be cooked or heated within the package specially adapted to be heated by microwaves
    • B65D81/3461—Flexible containers, e.g. bags, pouches, envelopes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D33/00—Details of, or accessories for, sacks or bags
    • B65D33/16—End- or aperture-closing arrangements or devices
    • B65D33/25—Riveting; Dovetailing; Screwing; using press buttons or slide fasteners
    • B65D33/2508—Riveting; Dovetailing; Screwing; using press buttons or slide fasteners using slide fasteners with interlocking members having a substantially uniform section throughout the length of the fastener; Sliders therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D75/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes, or webs of flexible sheet material, e.g. in folded wrappers
    • B65D75/008—Standing pouches, i.e. "Standbeutel"
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2205/00—Venting means

Definitions

  • the present invention relates to a self-standing pouch-shaped microwave cooking bag for enclosing foods such as ingredients and seasoning liquids and cooking by heating with a microwave oven.
  • Patent Document 1 discloses a self-supporting pouch 400 shown in FIG.
  • the self-standing pouch 400 includes a chuck 401 for opening and closing, and a portion other than the chuck on the outer edge of the main body film 402 is sealed leaving a part of the unsealed portion 403, and a housing portion 404 is formed by the chuck and the seal.
  • the steam generated in the housing part 404 escapes from the unsealed part 403. Thereby, the breakage of the self-standing pouch 400 due to an increase in the pressure inside the housing portion 404 can be prevented.
  • Patent Document 2 discloses a self-supporting pouch 500 shown in FIG.
  • the self-standing pouch 500 includes a housing portion 504 formed by sealing the outer edge of the main body film 502 in a band shape, and a right-angled steaming portion 505 that protrudes from the outer edge with a corner portion toward the housing portion 504.
  • the seal part of the steaming part 505 is selectively peeled off, a steaming port is formed, and the steam escapes (is steamed).
  • Patent Documents 3 to 6 also disclose heatable pouches.
  • a self-standing pouch such as the self-standing pouch 500, in which the seal peels off due to the pressure of steam during heating and the steaming port appears, the contents are accommodated.
  • the product was sealed, and once opened, it could not be resealed, and the user could not heat the contents to be heated.
  • an object of the present invention is to provide a self-supporting microwave cooking bag that can be heated while putting contents to be heated by a user and preventing breakage due to steam.
  • the present invention is formed by partially inserting a bottom tape material folded in half between two main body films from the crease portion and heat-sealing the peripheral edge except for the upper end edge.
  • a microwave cooking bag that can be heated by a microwave oven in a housed state, and has an opening formed by sealing a chuck at the upper edge portion of two main body films, and a bottom seal having a wider width than the opening
  • a first side seal portion formed from the bottom seal portion to one end of the opening, and a second side seal portion formed from the bottom seal portion to a position lower than the upper end of the first side seal portion; , From the upper end of the second side seal portion, the corner portion formed by cutting out the two main body films in a shape projecting inward at an acute angle, and the opening portion from the upper end of the second side seal portion Or the other end of And a third side seal portion formed along the corner portion, and at least a portion near the tip of the corner portion of the third side seal portion is sealed with a seal strength smaller than the internal fitting strength of the
  • a microwave oven cooking bag can be provided.
  • FIG. 1 is a plan view of a microwave cooking bag according to an embodiment of the present invention.
  • FIG. 2 is a cross-sectional view of the microwave oven cooking bag according to one embodiment of the present invention along the line AA ′ of FIG.
  • FIG. 3 is a diagram showing the state of steaming of the microwave cooking bag according to one embodiment of the present invention.
  • FIG. 4 is an enlarged view of the steaming part of the microwave oven cooking bag according to one embodiment and another embodiment of the present invention.
  • FIG. 5 is a diagram illustrating a conventional microwave cooking bag.
  • FIG. 6 is a diagram illustrating a conventional microwave cooking bag.
  • FIG. 1 the top view of the bag 100 for microwave oven cooking of this invention is shown.
  • FIG. 2 is a cross-sectional view taken along the line AA ′ in FIG.
  • the microwave cooking bag 100 is manufactured from two main body films 101 and 102, a bottom tape material 103, and a chuck 104 as shown in FIG. 2.
  • these materials include a laminated film having a layer structure of polyethylene terephthalate 12 ⁇ m / stretched nylon 15 ⁇ m / unstretched polypropylene 60 ⁇ m from the outer surface to the inside of the microwave cooking bag 100.
  • the material is not limited to this, it has a certain strength, does not contain metal so that it can be used in a microwave oven, and has a certain heat resistance, and the innermost layer can be heat sealed, And what is necessary is just to have fixed acid resistance, oil resistance, etc.
  • the bottom tape material 103 folded in half is partially inserted from the crease portion.
  • a chuck 104 is sealed on the upper end side of the peripheral edge of the portion where the two main body films 101 and 102 overlap. This portion becomes the opening 105.
  • the left and right end sides of the peripheral portion of the portion where the two main body films 101 and 102 overlap each other are sealed to form a first side seal portion 121 and a second side seal portion 122.
  • the peripheral portion of the portion where the two main body films 101 and 102 and the bottom tape material 103 overlap is also subjected to a sealing process to form a bottom seal portion 107.
  • the height of the upper end of the second side seal portion 122 is lower than the height of the upper end of the first side seal portion. Further, the width of the opening 105 is smaller than the width of the bottom seal portion 107. Therefore, one end of the opening 105 is connected to the upper end of the first side seal part 121, but the other end is not connected to the upper end of the second side seal part 122.
  • the portion from the upper end of the second side seal part 122 to the other end of the opening 105 is cut out in a shape that projects the main body films 101 and 102 in an acute angle toward the inside of the microwave cooking bag 100. Corner portions 110 are formed. A peripheral portion along the corner portion 110 is formed with a third side seal portion 123 by sealing the main body films 101 and 102. A portion including the vicinity of the tip of the corner portion 110 of the third side seal portion 123 is formed with a steaming portion 109 that is heat-sealed with a seal strength smaller than the internal fitting strength of the chuck 104.
  • zipper here means the structure where a protruding item
  • the internal fitting strength of the chuck refers to a tensile force that actually causes dissociation when a tensile force that dissociates the protrusions and recesses of the chuck 104 is applied to the chuck 104, particularly from the inside, that is, from the housing portion 108 side. The strength of power.
  • the portion surrounded by the first to third side seal portions 121, 122, and 123 and the bottom seal portion 107 is the accommodating portion 108.
  • the container 108 is opened and sealed by opening and closing the chuck 104, and the contents can be taken in and out by the user.
  • the microwave cooking bag 100 has a height of about 150 mm and a width of about 240 mm, and the opening 105 has a width of about 150 mm.
  • the microwave oven can be put into a microwave oven and the contents can be taken in and out. Other sizes may be used as long as they are easy to do.
  • an unsealed portion 116 that is a portion where heat sealing processing is not performed is provided.
  • the unsealed portion 116 relieves unevenness and thermal curl due to thermal shrinkage during the heat sealing process, and improves the stability and appearance of the seal and the strength when dropped.
  • a main body film seal portion 117 in which the main body films 101 and 102 are heat-sealed with each other is provided on the left and right peripheral edge portions of the bottom seal portion 107.
  • the main body film seal portion 117 is formed by punching the bottom tape material 103 and providing holes or notches so that the sealant layers of the main body films 101 and 102 are directly sealed during the sealing process. .
  • the left and right ends of the bottom seal portion 107 are prevented from opening, and the appearance of the microwave cooking bag 100 and the self-supporting stability are maintained.
  • the handle 111 is formed. Since the handle 111 has a smaller heat capacity and cools faster than the storage unit 108 in which the contents are stored, after the microwave cooking bag 100 is heated, the user has the handle 111 from inside the microwave oven. Therefore, the risk of burns such as fingers can be reduced.
  • a tab 114 is formed on the main body films 101 and 102 at the upper end of the opening 105. The user can easily open the chuck 104 by pinching the tab 114.
  • At least one of the main body films 101 and 102 is drawn with a reference line 115 that is a line that serves as a reference for an appropriate amount when a liquid content such as seasoning liquid is added.
  • the position of the reference line 115 is about 30 to 40% of the height of the microwave cooking bag.
  • the sealing process of the vapor passage unit 109 is performed so that the sealing strength is weaker than the internal fitting strength of the chuck 104. Therefore, compared with the heat sealing process of other sealing parts, the number of processes is reduced or the process is performed at a low temperature to perform the weak sealing process. In addition, an irregular sealing process may be performed so that the seal is easily peeled from the corner portion 110 toward the opening 105 side and the second side seal portion 122.
  • the steaming section 109 is a corner section 110 that is weakly sealed by the pressure of steam when contents (not shown) such as ingredients and seasoning liquid are put into the microwave cooking bag 100 and heated. And the main body films 101 and 102 in the vicinity thereof are peeled off, and the steam inlet 112 appears.
  • the angle formed by the corner portion 110 of the steam passage portion 109 illustrated in FIG. 1 as the present embodiment is an acute angle of about 75 °.
  • container 108 is inflated by the steam.
  • the peeling of the seal is started from the tip portion.
  • the peeling of the seal progresses, and the peeling boundary moves backward from the tip, but the smaller the angle formed by the corner 110, the shorter the length of the peeling boundary line, and the concentration of the tensile force at the peeling progress position is Get higher. Therefore, in this embodiment, the angle formed by the corner portion 110 of the vapor passage section 109 is an acute angle so that the seal is easily peeled off and the vapor passage opening 112 is easily formed.
  • FIG. 4A shows an enlarged view of a portion including the steaming portion 109 of the microwave cooking bag 100.
  • the vapor passage 109 is provided with a notch 113 so that the width of the sealed portion is reduced and the seal is more easily peeled off.
  • FIG. 4B shows a steaming section 150 in which the notch 113 is not provided and an unsealed part 151 is provided at the same location.
  • the unsealed portion 151 By providing the unsealed portion 151 in this way, it is possible to reduce the width of the sealed portion.
  • the steaming part 109 provided with the notch 113 is adopted instead of the unsealed part 151.
  • the sealing strength of the vapor passage section 109 is in the range of 10.0 to 15.2 (N / 15 mm), and the internal fitting strength of the chuck 104 is 17.8 to 27.6 (N / 15 mm). In this range, the sealing strength of the vapor passage portion 109 is made weaker than the internal fitting strength of the chuck 104.
  • the chuck 104 is closed, put in the microwave oven, and heated at an output of 600 W for about 10 minutes, the steam inlet 112 appears and is steamed. Was confirmed. Moreover, it was confirmed that the contents of the microwave cooking bag were cooked without problems as boiled food (meat potatoes).
  • the pressure in the container 108 can be reduced by steaming to prevent the microwave cooking bag 100 from being damaged, and a constant pressure is maintained even after steaming, and steaming under the pressure is performed. It was confirmed that cooking was possible.
  • the above-described materials, shapes, dimensions, seal strength, etc. of the microwave cooking bag 100 are merely examples. These are guidelines for obtaining effects such as use in a microwave oven, ease of taking in and out of contents, appearance of a steaming opening, steaming cooking under a constant pressure, and equivalent effects are obtained. As long as it is not limited to the above example.
  • the present invention is useful for a packaging for microwave oven cooking such as a pouch that can be sealed by sealing the contents, and in particular, can be cooked while preventing damage to the packaging due to steam generated from ingredients, etc. by heating. It is useful for a freestanding microwave cooking bag.
  • Microwave cooking bag 400 500 Self-standing pouch 101, 102, 402, 502 Main film 103 Bottom tape material 104, 401 Chuck 105 Opening 107 Bottom seal part 108, 404, 504 Housing part 109, 150, 505 Steaming part 110 corner portion 111 handle 112 fume port 113 notch 114 tab 115 guide line 116, 151 unsealed portion 117 main body film seal portion 121 first side seal portion 122 second side seal portion 123 third side seal portion 403 Unsealed part

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Food Science & Technology (AREA)
  • Bag Frames (AREA)
  • Package Specialized In Special Use (AREA)

Abstract

Le sac de la présente invention comporte: une ouverture réalisée par soudage d'une fermeture à glissière sur les bords supérieurs correspondants de deux feuilles de films du corps principal; une soudure de fond plus large que l'ouverture; une première soudure latérale remontant de la soudure de jusqu'à une extrémité de l'ouverture; une deuxième soudure latérale remontant de la soudure de fond remonte jusqu'à un point inférieur à l'extrémité supérieure de la première soudure latérale; un coin en angle aigu rentrant, découpé dans les deux feuilles de film du corps principal à partir de l'extrémité supérieure de la deuxième soudure latérale; une troisième soudure latérale bordant coin, remontant de l'extrémité supérieure de la deuxième soudure latérale jusqu'à l'autre extrémité de l'ouverture; et un échappement de vapeur, qui est réalisé au moins au voisinage de la pointe du coin à l'intérieur de la troisième soudure latérale, et qui correspond à cet emplacement à une force de cohésion de la soudure inférieure à celle de la fermeture à glissière.
PCT/JP2011/002373 2010-04-23 2011-04-22 Sac pour cuisson au four à microondes WO2011132433A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010-100029 2010-04-23
JP2010100029A JP2011230775A (ja) 2010-04-23 2010-04-23 電子レンジ調理用袋

Publications (1)

Publication Number Publication Date
WO2011132433A1 true WO2011132433A1 (fr) 2011-10-27

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PCT/JP2011/002373 WO2011132433A1 (fr) 2010-04-23 2011-04-22 Sac pour cuisson au four à microondes

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WO (1) WO2011132433A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011230775A (ja) * 2010-04-23 2011-11-17 Toppan Printing Co Ltd 電子レンジ調理用袋
WO2013180669A1 (fr) * 2012-05-29 2013-12-05 Wongprasertphol Pornchai Sac d'emballage comprenant une poignée de transport

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105966737B (zh) * 2012-02-03 2023-09-08 凸版印刷株式会社 袋子及密封有内容物的袋子

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0243286U (fr) * 1988-09-19 1990-03-26
JPH03121460U (fr) * 1990-03-23 1991-12-12
JPH0410079U (fr) * 1990-05-15 1992-01-28
JP2000327046A (ja) * 1999-05-17 2000-11-28 Dainippon Printing Co Ltd 咬合具付きスタンディングパウチ
JP2000335593A (ja) * 1999-05-28 2000-12-05 Dainippon Printing Co Ltd 電子レンジ加熱用袋
JP2002225890A (ja) * 2000-12-01 2002-08-14 Dainippon Printing Co Ltd 咬合具付き袋
JP2004051129A (ja) * 2002-07-17 2004-02-19 Toyo Seikan Kaisha Ltd 閉塞部材付きパウチ
JP2005047598A (ja) * 2003-07-31 2005-02-24 Toppan Printing Co Ltd 蒸気抜き機能を有する包装袋とそれを用いた包装体
JP2005075426A (ja) * 2003-09-02 2005-03-24 Toyo Seikan Kaisha Ltd 電子レンジ用包装袋
JP2007297081A (ja) * 2006-04-28 2007-11-15 Toppan Printing Co Ltd 包装袋及び包装体
JP2009274771A (ja) * 2009-08-26 2009-11-26 Kyodo Printing Co Ltd 電子レンジ用包装袋
JP2010036968A (ja) * 2008-08-07 2010-02-18 Toppan Printing Co Ltd 蒸気抜き自立包装袋

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11189278A (ja) * 1997-12-25 1999-07-13 Sanyo Engineering Kk 電子レンジ対応の食材包装容器
JP2011230775A (ja) * 2010-04-23 2011-11-17 Toppan Printing Co Ltd 電子レンジ調理用袋

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0243286U (fr) * 1988-09-19 1990-03-26
JPH03121460U (fr) * 1990-03-23 1991-12-12
JPH0410079U (fr) * 1990-05-15 1992-01-28
JP2000327046A (ja) * 1999-05-17 2000-11-28 Dainippon Printing Co Ltd 咬合具付きスタンディングパウチ
JP2000335593A (ja) * 1999-05-28 2000-12-05 Dainippon Printing Co Ltd 電子レンジ加熱用袋
JP2002225890A (ja) * 2000-12-01 2002-08-14 Dainippon Printing Co Ltd 咬合具付き袋
JP2004051129A (ja) * 2002-07-17 2004-02-19 Toyo Seikan Kaisha Ltd 閉塞部材付きパウチ
JP2005047598A (ja) * 2003-07-31 2005-02-24 Toppan Printing Co Ltd 蒸気抜き機能を有する包装袋とそれを用いた包装体
JP2005075426A (ja) * 2003-09-02 2005-03-24 Toyo Seikan Kaisha Ltd 電子レンジ用包装袋
JP2007297081A (ja) * 2006-04-28 2007-11-15 Toppan Printing Co Ltd 包装袋及び包装体
JP2010036968A (ja) * 2008-08-07 2010-02-18 Toppan Printing Co Ltd 蒸気抜き自立包装袋
JP2009274771A (ja) * 2009-08-26 2009-11-26 Kyodo Printing Co Ltd 電子レンジ用包装袋

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011230775A (ja) * 2010-04-23 2011-11-17 Toppan Printing Co Ltd 電子レンジ調理用袋
WO2013180669A1 (fr) * 2012-05-29 2013-12-05 Wongprasertphol Pornchai Sac d'emballage comprenant une poignée de transport

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