KR20110071262A - Manufacturing method of zipper bag for cold storage food - Google Patents

Manufacturing method of zipper bag for cold storage food Download PDF

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Publication number
KR20110071262A
KR20110071262A KR1020090127775A KR20090127775A KR20110071262A KR 20110071262 A KR20110071262 A KR 20110071262A KR 1020090127775 A KR1020090127775 A KR 1020090127775A KR 20090127775 A KR20090127775 A KR 20090127775A KR 20110071262 A KR20110071262 A KR 20110071262A
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KR
South Korea
Prior art keywords
film
layer
back surface
film layer
pattern
Prior art date
Application number
KR1020090127775A
Other languages
Korean (ko)
Inventor
명선녀
Original Assignee
주식회사 우성팩
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Publication date
Application filed by 주식회사 우성팩 filed Critical 주식회사 우성팩
Priority to KR1020090127775A priority Critical patent/KR20110071262A/en
Publication of KR20110071262A publication Critical patent/KR20110071262A/en

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    • 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
    • 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
    • B65D81/38—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 with thermal insulation
    • B65D81/3888—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 with thermal insulation wrappers or flexible containers, e.g. pouches, bags
    • B65D81/3897—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 with thermal insulation wrappers or flexible containers, e.g. pouches, bags formed of different materials, e.g. laminated or foam filling between walls

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Packages (AREA)

Abstract

PURPOSE: A zipper bag for storing frozen food, and a manufacturing method thereof are provided to reuse the zipper bag by enhancing the material intensity of a film sheet. CONSTITUTION: A zipper bag for storing frozen food includes a surface layer(10), a pattern layer(20), a PE film layer(30), a foamed resin layer(40), another PE film layer(50), a film sheet(S), and a zipper. The surface layer is a film selected from a nylon film, an OPP film, or a PET film. The pattern layer prints characters or patterns on the rear side of the surface layer. The PE film layers are attached as an adhesive to the pattern layer and the foamed resin layer. The foamed resin layer offers the thermal insulation function to the PE film layer.

Description

Manufacturing method of zipper bag for cold storage food and its zipper bag {Manufacturing method of Zipper bag for cold storage food}

The present invention relates to a method for manufacturing a zipper bag for a refrigerated storage food and a zipper bag for packaging and storing various refrigerated foods mainly stored in a refrigerator.

The zipper bag of the vinyl or synthetic resin material generally used is made of transparent vinyl or synthetic resin as shown in Figures 1 and 2, three sides are sealed and the zipper 210 is attached to the inlet, The zipper bag 200 is made of a single layer of vinyl or resin material is used only for packaging the food.

Therefore, when the food is put into the conventional zipper bag 200 and packed and stored in the refrigerator, there is an advantage that can prevent the cooling effect and the release of the smell of the packaged food, but the refrigerator temperature of the refrigerator is the zipper bag immediately. There is a problem that the food packaged in 200 is delivered to change the taste.

In addition, if the zipper bag (200) packed with the corresponding food is taken out of the refrigerator, since the refrigeration temperature of the corresponding food packaged in the zipper bag becomes the same as the room temperature, the taste of the food is changed, of course, the food. There is a problem that the corruption time is faster.

In addition to the problems described above, when the refrigerator is unable to operate due to a power failure in the summer, the corresponding food packaged in the conventional zipper bag 200 is made to decay in a short time, and in addition, the conventional zipper bag 200 in one-piece distribution Among them, there is a problem that is easily damaged, so it is difficult to reuse and is a cause of resource waste.

The present invention is invented to solve the above problems, the purpose is to re-use by strengthening the material strength of the film sheet for packaging the food, as well as the refrigerated storage temperature of the food can be maintained for a long time outside the refrigerator It is to provide a method for manufacturing a refrigerator bag for refrigerated storage food and its zipper bag to prevent corruption, and to minimize the change in taste of the food by allowing the refrigeration temperature to reach the food slowly. .

Characteristic technical configuration of the present invention for achieving the above object, the surface layer 10 made of any one of a film of a lonlon film, OPP film, PET film, and printed on the back surface of the surface layer or pattern Patterned layer 20, PE film layer 30 that serves as an adhesive on the back surface of the patterned layer, the foamed resin layer 40 to the heat insulating function on the back surface of the PE film layer and the foamed resin layer PE film layer 50, which serves as an adhesive on the back side of the film, and the LDPE layer 60 on the back of the PE film layer in order to prepare a film sheet (S), and fold the prepared film sheet on both sides The inlet, which welds the edges and is opened, is made by attaching a zipper that can be opened and closed.

An aluminum layer 70 is further formed between the patterned layer 20 and the PE film layer 30, and the HDPE layer 80 is disposed between the PE film layer 50 and the LDPE layer 60. Is formed more.

Refrigerated food bag storage of the present invention having the configuration as described above is not easily damaged by strengthening the material strength of the film sheet for packaging the food can be reused, and the refrigerator storage temperature of the food is maintained for a long time outside the refrigerator Prevents decay and minimizes the flavor change of the food by refrigeration temperature is gradually inclined to the food. In addition, it is possible to prevent waste of resources by reusing.

In order to form the refrigerator bag (B) for the refrigerated food of the present invention, first, the surface layer 10 should be formed, and the surface layer 10 may be a nylon film, an polypropylene film, or an OPP film. Any one kind of film is selected from polyethylene terephthalate film.

The reason why the surface layer 10 uses any one kind of film such as a nylon film, an OPP film, or a PET film is because the strength is good and it is not easily damaged and the printability of printing letters or patterns is good.

On the back of the surface layer 10 as described above, a pattern-shaped layer 20 having various letters or patterns printed thereon is formed, and the letter or pattern of the patterned layer is a picture for promoting the company's trademark, trade name or product. And the precautions of the product, and the pattern formation method is the same as the conventional method, and a detailed description thereof will be omitted.

On the back surface of the patterned layer 20 formed as described above, a PE (Poly Ethylene) film layer 30 is formed, which serves as an adhesive, and the method of forming the PE film layer 30 includes liquid PE in the patterned layer. Grapes are dried on the back of (20).

In the method of applying the liquid PE to the back surface of the surface layer 10, the film forming the surface layer 10 passes through the roll while the back surface of the surface layer 10 which is not in contact with the roll is in contact with the liquid PE. There may be a method to make it, and there may be a method of applying by the spray method.

And the method of drying the coated liquid PE may use a drying method by a separate drying means, a method of allowing the liquid PE is applied to the back surface of the surface layer 10 and dried while proceeding to the next step It may be.

On the back surface of the PE film layer 30 as described above, a foamed resin layer 40 having a thermal insulation function is formed, and the method of forming the foamed resin layer 40 is the patterned layer 20 and the PE film layer 30. ) Superimposed surface layer 10 and the foamed resin layer 40 is passed between the heating roller of 100-200 ℃ by passing the PE film layer 30 by the temperature of the heating roller while the foamed resin layer 40 One side of) is to be attached to the patterned layer (20).

On the back surface of the foamed resin layer 40 formed as described above is formed a PE film layer 50 that serves as an adhesive, the method of forming the PE film layer 50 is formed on the back surface of the patterned layer 20 Since the same as the formation method of the PE film layer 50, a description thereof will be omitted.

A low density polyethylene (LDPE) film layer 60 is formed on the back surface of the PE film layer 50 as described above. The method of forming the LDPE film layer 60 includes the surface layer 10 and the patterned layer 20. ), The PE film layer 30, the foamed resin layer 40, the PE film layer 50, the film and the LDPE film 60 is overlapped with each other and then passed through a heating roller of 100-200 ℃ the PE film The layer 50 is attached to one surface of the LDPE film 60 while melting by the temperature of the heating roller.

The reason for using the LDPE film 60 is to prevent the harmful components from being deposited in the foamed resin, etc., and to maintain the firmness of the attachment part when attaching the zipper to the inlet of the zipper bag. to be.

When the film sheet (S) to make the zipper bag (B) is completed in the same manner as above, cut it to the size to make the zipper bag (B), fold the central part, and weld the side edges to the open entrance. Finished by attaching an openable zipper (Z).

Meanwhile, the second embodiment of the present invention is to coat aluminum (Al) on the patterned layer 20 before forming the PE film layer 30 on the patterned layer 20, the coating method is conventional It is a vacuum deposition method. The reason for coating the aluminum (Al) is to prevent light from being transmitted when the corresponding food or article is packaged in the bag of the present invention.

In the food or article packaged in the bag of the present invention, the light may not be transmitted in many cases. This is especially the case for electronic components. Therefore, the aluminum is coated in preparation for the food or the article that adversely affects the light transmitted.

In a third embodiment of the present invention, the HDPE film layer 80 is formed before the LDPE film layer 60 is formed on the PE film layer 50. The HDPE film 80 is further formed. The reason for the formation is to more securely prevent the harmful components from being deposited on the foamed resin and affect the food, and at the same time, to maintain the attachment portion more firmly when attaching the zipper to the inlet of the zipper bag.

According to the fourth embodiment of the present invention, before forming the PE film layer 30 on the patterned layer 20, aluminum (Al) is coated on the patterned layer 20, and the PE film layer 50 is coated on the patterned layer 20. The HDPE film layer 80 may be formed and used before the LDPE film layer 60 is formed.

In addition, the present invention is a surface layer (10) made of any one kind of film, such as a nylon film, OPP film, PET film, pattern pattern layer 20 is printed on the back surface of the surface layer, and the pattern pattern The first film is formed by forming a PE film layer 30 that serves as an adhesive on the back surface of the layer.

Then, the second film is formed by welding the PE film layer 50 serving as an adhesive on the back surface of the foamed resin layer 40 having the heat insulating function, and the LDPE film layer 60 on the back surface of the PE film layer.

When the formation of the first film and the second film is completed as described above, the foamed resin layer 40 of the second film is superimposed on the PE film layer 30 of the first film and then heated to 100-200 ° C. Passing through the PE film layer 50 is melted by the temperature of the heating roller while being mutually welded.

In the above method, before forming the PE film layer 30 on the patterned layer 20, aluminum (Al) may be coated on the patterned layer 20, and the method and reason thereof may be described above. Omit the same thing.

In addition, before the LDPE film layer 60 is formed on the PE film layer 50, the HDPE film layer 80 may be formed and used, and the method and reason thereof are the same as described above.

In addition, before the PE film layer 30 is formed on the patterned layer 20, aluminum (Al) may be coated on the patterned layer 20, and the method and reason thereof are the same as described above. do.

The temperature of the heating roller described in the present invention was set to 100-200 ° C, which means a preferable temperature condition, and the temperature of the heating roller is the rotational speed of the heating roller, the material of the heating roller, the external environment, and each layer. Depending on the thickness of the film to form a maximum may be higher than 100 ℃.

Refrigerated food storage bag (B) of the present invention as described above is not easily damaged by strengthening the material strength of the film sheet for packaging the food can be reused, and the refrigerator storage temperature of the food is maintained for a long time outside the refrigerator As it prevents decay, the refrigeration temperature is gradually inclined to the food, thereby minimizing the taste change of the food.

1 is a perspective view showing the configuration of a zipper bag for food packaging generally used,

Figure 2 is a perspective view of another embodiment showing the configuration of a zipper bag for food packaging generally used,

Figure 3 is an enlarged cross-sectional view of the zipper bag for refrigerated food of the first embodiment of the present invention;

4 is an enlarged cross-sectional view of a zipper bag for refrigerated food according to a second embodiment of the present invention;

5 is an enlarged cross-sectional view of the zipper bag for refrigerated foods according to the third embodiment of the present invention;

Figure 6 is an enlarged cross-sectional view of the zipper bag for refrigerated food of the fourth embodiment of the present invention;

Figure 7 and Figure 8 is a perspective view of a different type of zipper applied to the refrigerator bag for refrigerated food of the present invention.

 * Description of Signs of Main Parts of Drawings *

10: surface layer 20: patterned layer

30: PE film layer 40: foamed resin layer

50: PE film layer 60: LDPE film layer

70: aluminum layer 80: HDPE film layer

B: Zipper Bag S: Film Sheet

Z: Zipper

Claims (5)

On the back surface of the surface layer 10 made of any one of a film of a nylon film, OPP film, PET film, a pattern layer 20 is printed on the back surface of the surface layer or a pattern pattern, and the back surface of the pattern layer PE film layer 30 to serve as an adhesive, a foamed resin layer 40 to the heat insulating function on the back surface of the PE film layer, PE film layer 50 to serve as an adhesive on the back surface of the foamed resin layer, On the back surface of the PE film layer is provided a film sheet (S) by sequentially welding the LDPE film layer 60, the film sheet is folded to weld both side edges and the opening is open and closed zipper (Z) Zipper bag for refrigerated storage, characterized in that attached to. On the back surface of the surface layer 10 made of any one of a film of a nylon film, OPP film, PET film, a pattern layer 20 is printed on the back surface of the surface layer or a pattern pattern, and the back surface of the pattern layer Forming a first film by forming a PE film layer 30 serving as an adhesive; Forming a second film by welding the PE film layer 50 serving as an adhesive on the back surface of the foamed resin layer 40 having a heat insulating function, and the LDPE film layer 60 on the back surface of the PE film layer; Superimposing the foamed resin layer 40 of the second film on the PE film layer 30 of the first film, and passing the heat roller between 100 and 200 ° C. to integrate the first film and the second film. Refrigerated food storage bag manufacturing method characterized in that consisting of. The zipper bag of claim 1 or 2, wherein an aluminum layer (70) is further formed between the patterned layer (20) and the PE film layer (30). The zipper bag of claim 1 or 2, further comprising an HDPE film layer (80) formed between the PE film layer (50) and the LDPE film layer (60). According to claim 1 or 2, wherein the aluminum layer 70 is further formed between the patterned layer 20 and the PE film layer 30, the PE film layer 50 and LDPE film layer 60 Zipper bag for refrigerated foods, characterized in that the HDPE film layer 80 is further formed between).
KR1020090127775A 2009-12-21 2009-12-21 Manufacturing method of zipper bag for cold storage food KR20110071262A (en)

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KR1020090127775A KR20110071262A (en) 2009-12-21 2009-12-21 Manufacturing method of zipper bag for cold storage food

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Application Number Priority Date Filing Date Title
KR1020090127775A KR20110071262A (en) 2009-12-21 2009-12-21 Manufacturing method of zipper bag for cold storage food

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102393115A (en) * 2011-11-27 2012-03-28 镇江康飞机器制造有限公司 Food refrigeration device suitable for field
CN103508059A (en) * 2013-10-20 2014-01-15 江苏申凯包装高新技术股份有限公司 Aluminum-plating zipper bag with lifting handle
KR101493299B1 (en) * 2013-05-07 2015-02-23 주식회사 우성팩 A Cooling Conservative Packing Bag
KR20160039425A (en) * 2014-10-01 2016-04-11 주식회사 우성팩 Packing carton
KR20170018655A (en) 2015-08-10 2017-02-20 (주)금풍 Paper Bag with thermally insulating properties to help maintain temperature of its content, keep cold items cold and hot items hot
KR20180033992A (en) * 2016-09-27 2018-04-04 동원시스템즈 주식회사 Wrapping paper with double open apparatus and manufacturing method of the same
KR20210063512A (en) * 2019-11-22 2021-06-02 주식회사 우성팩 Disposable pack for delivering food and keeping temperature with handle
KR20210154662A (en) * 2020-06-12 2021-12-21 주식회사 우성팩 the warm keeping coldness packing sack capable of horizontal feed

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102393115A (en) * 2011-11-27 2012-03-28 镇江康飞机器制造有限公司 Food refrigeration device suitable for field
KR101493299B1 (en) * 2013-05-07 2015-02-23 주식회사 우성팩 A Cooling Conservative Packing Bag
CN103508059A (en) * 2013-10-20 2014-01-15 江苏申凯包装高新技术股份有限公司 Aluminum-plating zipper bag with lifting handle
KR20160039425A (en) * 2014-10-01 2016-04-11 주식회사 우성팩 Packing carton
KR20170018655A (en) 2015-08-10 2017-02-20 (주)금풍 Paper Bag with thermally insulating properties to help maintain temperature of its content, keep cold items cold and hot items hot
KR20180033992A (en) * 2016-09-27 2018-04-04 동원시스템즈 주식회사 Wrapping paper with double open apparatus and manufacturing method of the same
KR20210063512A (en) * 2019-11-22 2021-06-02 주식회사 우성팩 Disposable pack for delivering food and keeping temperature with handle
KR20210154662A (en) * 2020-06-12 2021-12-21 주식회사 우성팩 the warm keeping coldness packing sack capable of horizontal feed

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