JP2010076793A - Pouch container - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a pouch container having excellent shape-keeping property on its barrel part, excellent self-standing stability, and excellent designability so as not to bend even when the amount of a content is reduced, and enhancing holding property and handleability of the pouch and filling property and spouting property of the content, and having excellent self-standing property and excellent usability in addition to the disposability and volume-reducibility to take the place of a bottle container such as a conventional glass bottle and a blow bottle. <P>SOLUTION: The pouch container comprises: a self-standing pouch body 1 formed of a laminate film with its periphery sealed; and a filling port member 2 consisting of a thermoplastic resin and joined with one side of the periphery of the pouch body. The barrel part shape-keeping property and the self-standing stability of the pouch container are enhanced by forming a barrel part shape-keeping member on both surfaces or on one surface of the pouch body. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a pouch container having a self-supporting pouch body formed by sealing the periphery of a laminated film and a filling port member made of a thermoplastic resin joined to one side of the periphery of the pouch body. In particular, the present invention relates to a pouch container having improved handling properties, trunk shape retention and self-supporting stability, and usability of the pouch.

  Conventionally, a bottle-shaped container such as a glass bottle container G is often used as shown in FIG. 15 (a), such as dressings mainly sold in stores and sauces for various seasonings. Although such a glass bottle container G is excellent in the durability of the container G and the stability at the time of self-supporting, the glass bottle G is heavy and there is a risk of cracking if dropped. Therefore, in recent years, as shown in FIG. 15 (b), a container B provided with a spout may be used in a blow bottle B made of a plastic molded product.

  On the other hand, shampoos, rinses, liquid detergents, etc. are moving from bottle containers B to film bag-like pouches P. Such pouches P are excellent in volume reduction and disposal and are environmentally friendly. It has become a container form. And as an example of the container using such a pouch, as shown in FIG. 16, the pouch with a spout which mainly attached the spout S (pour-out port) to the said pouch P which used the soft drink etc. as the contents. There is P, and the contents are ingested by sucking the spout S against the nozzle portion.

  However, in such a pouch P, the swelling of the pouch main body P is maintained by the internal pressure of the contents, and the film of the pouch main body is deformed depending on the amount of the contents. Pouch P body retainability and self-supporting stability, such as wrinkles in the body and the appearance of the pouch P is not good, and the pouch body P is bent from the wrinkle part. There was a problem.

  The present invention has been made to solve the above problems, and even when the contents are reduced, the pouch does not bend and has excellent body shape retaining property, self-supporting stability, and design properties. It is an object of the present invention to provide a pouch container having: Another object of the present invention is to provide a highly usable pouch container with improved filling and pouring of the contents, and in addition to conventional bottle containers such as glass bottles and blow bottles, disposal and reduction It is an object of the present invention to provide a new type of pouch container that is excellent in capacity.

  In order to solve the above-mentioned problems, the invention according to claim 1 of the present invention is a thermoplastic resin bonded to a self-supporting pouch body formed by sealing the periphery of a laminated film and one side of the periphery of the pouch body. A pouch container having a filling port member made of a resin, wherein a body shape retaining member is formed on both sides or one side of the pouch main body.

  The invention according to claim 2 is the pouch container, wherein the body part retaining member is formed on an inner surface or an outer surface of the surface portion.

  According to a third aspect of the present invention, the body part retaining member is formed from directly below the filling port member to directly above one side portion of the pouch body opposite to the filling port member. It is a pouch container.

  The invention according to claim 4 is the pouch container, wherein the filling port member includes a spout member having a spout portion.

  The invention described in claim 5 is a pouch container, wherein a cap that can be opened and closed is formed on the spout member or the filling port member.

  The invention according to claim 6 is the pouch container, wherein an initial opening seal is formed at the opening of the filling port member or the opening of the spout member.

  The invention according to claim 7 is the pouch container, wherein the filling port member and the spout member are integrally formed.

  The invention according to claim 1 of the present invention includes a self-supporting pouch body formed by sealing the periphery of a laminated film, and a filling port member made of a thermoplastic resin joined to one side of the periphery of the pouch body. The pouch container is characterized in that the body holding member is formed on both sides or one side of the pouch main body, so that the pouch is free from wrinkles. Even when the content of the pouch is reduced, it is possible to provide a pouch container having excellent body shape retaining property, self-supporting stability, and design without causing the pouch to be bent.

  In addition, the invention according to claim 2 is characterized in that the body part retaining member is formed on the inner side surface or the outer side surface of the surface part, so that the body part retaining property and the self-supporting stability of the pouch container are provided. It is possible to further improve the property.

  According to a third aspect of the present invention, in the trunk portion retaining member, the trunk portion retaining member is provided on one side portion of the pouch body opposite to the filling port member from directly below the filling port member. Since it is formed directly above, it is possible to further improve the body shape retaining property and the self-supporting stability of the pouch container.

  Further, the invention according to claim 4 is characterized in that the filling port member includes a spout member having a pouring portion, and therefore, the filling port for filling the content and the content is poured out when used. Therefore, it is possible to fill the contents smoothly and stably, and to stably pour out an appropriate amount of the contents even during use.

  In addition, since the invention according to claim 5 is characterized in that a cap that can be opened and closed is formed on the spout member or the filling port member, the opening of the spout member or the filling port member is closed, The contents of the pouch container can be sealed and stored.

  The invention according to claim 6 is characterized in that an initial opening seal is formed at the opening of the filling port member or the opening of the spout member, so that permeation of oxygen gas, carbon dioxide gas, water vapor, etc. It is possible to provide a pouch container that improves the permeation resistance to cut off and improves the quality retention of the contents.

  In the invention according to claim 7, since the filling port member and the spout member are formed integrally, the spout part of the spout member formed integrally with the filling port member Can be used to smoothly and stably fill the contents, and even when used, the contents can be stably poured out.

  As an example of the pouch container A (container A) according to the present invention, as shown in FIG. 1, the upper part of the pouch body 1 formed by heat-sealing the periphery of the laminated film (one side part around the pouch body 1). A pouch container A in which a cylindrical filling port member 2 is formed integrally with the pouch body 1, and further, a spout member 3 for pouring the contents into the filling port member 2. And the cap 4 is attached.

  In particular, on the film back surface (inner side portion) of the front surface and the back surface (both surface portions) of the pouch body 1, the bottom portion 14 (one side of the pouch body 1 opposite to the filling port member 2) from directly below the filling port member 2. A plurality of body part retaining members 5 (mold retaining members 5) made of a thermoplastic resin sheet are formed immediately above the portion), and the swell of the pouch body 1 is maintained well by the shape retaining member 5. In addition, it is possible to provide the pouch container A with improved body shape retaining property and self-supporting stability of the pouch body 1.

  In addition, it is possible to fill the contents from a large opening of the filling port member 2 to be described later. For example, a suitable opening shape can be obtained depending on the type of the contents such as liquid, viscous body, solid matter, and powder. It is possible to use the filling port member 2 having. Similarly, the spout member 3 can be a spout member 3 having a spout 33 suitable for the type of contents.

  Furthermore, by using the pouch body 1 formed by sealing a laminated film without using a conventional molded bottle or glass bottle, the usability, volume reduction, and disposal compared to conventional molded bottles and glass bottles, etc. It is possible to provide a bottle-type pouch container A that improves the performance and is environmentally friendly.

  Below, the shape-holding member 5, the pouch main body 1, and the filling port member 2 which comprise the container A of this invention are each demonstrated.

  First, as shown in FIGS. 2 (a), (b), (c), and (d), the mold retaining member 5 made of a vertically long sheet of thermoplastic resin has a flat sheet shape for attachment to the pouch body 1. And a convex portion 52 having various shapes perpendicular to the base surface 51. The convex portion 52 formed on the basal plane 51 can improve the strength of the shape-retaining member 5 and provide a shape-retaining member that is resistant to bending in the vertical direction.

  As shown in FIG. 2 (e), the pouch body 1 is a pouch body 1 having an opening 11 above the left and right seals 12 and a bottom seal 13 of the laminated film. As will be described later, this is a stand-up pouch that forms a bottom portion 14 that can be self-supported by swelling the bottom portion of the pouch body 1 as the contents are filled. The stand pouch is not limited to the stand pouch having the boat-shaped bottom 14 shown in the figure, and the form of the stand pouch is not particularly limited, such as a gusset type stand pouch or a one piece stand pouch.

  Then, as shown in FIG. 2 (e), the base surface 51 of the mold retaining member 5 and the inner surfaces of the front and back films of the pouch body 1 are integrally molded by heat sealing or the like. A pouch body 1 having a mold member 5 can be formed. At this time, the shape-holding member 5 formed on the front surface and the back surface of the pouch body 1 may be different from each other. For example, the front surface of the film has convex portions 52 on the left and right of the shape-holding member. The mold holding member 5 having a depression at the center may be formed, and the mold holding member 5 having a projection 52 at the center of the mold holding member may be formed on the back surface of the film. To form a pouch body 1 having a flat shape.

  Next, in detail, as shown in FIGS. 3A and 3B, the filling port member 2 has a cylindrical member 22 made of a substantially cylindrical member and an upper portion of the cylindrical member 22 outward. And a plurality of flanges 23, 24 (upper flange 24, lower flange 23) having a convex shape, and the upper flange 24 is for fitting the spout member 3 to the filling port member 2, which will be described later. It is a fitting flange 24, and the lower flange 23 is a positioning flange 23 for inserting the filling port member 2 to a position to be in contact with the opening end 11 of the pouch body 1 described later.

  In particular, by joining the filling port member 2 to the pouch main body 1, a grip portion 22 composed of the cylindrical member 22, which can be directly gripped by the hand, which will be described later, is formed. Is possible.

  Then, as shown in FIG. 4 (a), the cylindrical member 22 of the filling port member 2 is moved to the opening 11 of the pouch body 1 having the mold retaining member 5 as shown in FIG. 4 (b). After the insertion, heat sealing (upper seal 15) is applied to the pouch body 1 along the tubular member 22 at a position where the lower flange 23 of the tubular member 22 and the open end 11 of the pouch body 1 are in contact. Thus, as shown in FIG. 5A, the upper seal 15 of the pouch body 1 is formed along the cylindrical member 22 of the filling port member 2 to form the pouch container A of the present invention.

  Then, by filling the contents from the large opening 21 of the filling port member 2, the pouch body 1 swells, and as shown in FIG. 5 (b), the bottom part 14 is formed so that the bottom part 14 of the pouch body 1 can stand on its own. Thus, the pouch container A can be made independent. In addition, an initial opening seal P may be formed on the upper surface of the upper flange 24 of the filling port member 2, and the contents of the pouch container A can be sealed and stored.

  Therefore, it is possible to provide the pouch container A with improved permeation resistance that blocks permeation of oxygen gas, carbon dioxide gas, water vapor, and the like, and improved quality retention of contents. Moreover, since the pouch main body 1 that accommodates the contents is flexible, the product (pouch container A) can be easily handled without causing breakage or damage as in the case of glass bottles or blow bottles even during product transportation. There is.

  In particular, in the pouch container A of the present invention, the upper seal 15 is formed along the cylindrical member 22 of the filling port member 2, and this portion forms a grip portion 22 that grips the pouch body 1. When the pouch container A is used, as shown in FIG. 6, the pouch container A has the gripping portion 22 of the pouch container A, can handle the pouch container A stably, and exhibits excellent handling properties. Can be provided.

  As described above, the pouch container A according to the present invention includes a self-supporting pouch body 1 formed by sealing the periphery of the laminated film, and a filling made of a thermoplastic resin joined to one side of the periphery of the pouch body 1. A pouch container A having a mouth member 2, wherein the body holding member 5 is formed on the front surface and the back surface of the pouch body 1, or on one surface portion of the pouch main body 1. It is possible to improve trunk shape retention and self-supporting stability. Moreover, the said trunk | drum holding | maintenance member 5 may be formed in the inner part or outer part of the said surface part (film), and the formation location of a shaping | molding member is not specifically limited.

  In addition, the pouch container A of the present invention includes the filling port member 2 having the filling port member 2 having a dispensing portion 33 (nozzle 33) having various opening shapes and excellent filling properties of the contents. It may be attached to the mouth member 2, and it is possible to improve not only the filling property of the pouch container A but also the pouring property.

  An example of the spout member 3 in this case may be a spout member 3 having a closing surface 32 with a pull ring 35 that closes the opening 31 of the spout member 3 as shown in FIG. The pouch container A has an effect of preventing unauthorized opening before the initial opening.

  Further, the spout member 3 is formed with a step portion 39 having a convex shape inwardly at a lower portion, and the step portion 39 is fitted into an upper flange 24 of the filling port member 2 described later. By combining, it is possible to attach the spout member 3 to the filling port member 2.

  When the pouch container A is initially opened, the spout member 3 has a closed surface 32 that closes the opening 31 of the pouring portion 33 (nozzle 33) in the thin portion 34 by pulling the pull ring 35 upward. The opening 31 of the spout member 3 is formed as shown in FIG.

  The nozzle 33 has a substantially trumpet shape in which the tip portion of the nozzle 33 is thin and opens outwardly. There is an effect of preventing adhesion to the outer portion of the nozzle 33.

  In addition, the pouch container A of the present invention may be formed with a cap that can be opened and closed on the spout member 3 or the filling port member 2. As an example in this case, as shown in FIG. A cap 4 for closing the nozzle 33 of the outlet member 3 is formed, and an inner screw 46 formed on the inner side of the cap 4 is connected to an outer screw 36 formed on the nozzle 33 of the outlet member 3. It is possible to form the cap 4 to the spout member 3 so as to be openable and closable.

  Then, as shown in FIG. 9, the pouch container A is formed by attaching the spout member 3 and the cap 4 to the upper flange 24 of the filling port member 2 by plugging or screwing. Is possible.

  In the pouch container A thus formed, the opening 31 of the spout member 3 is sealed by the closing surface 32 with the pull ring 35, and in this state, it can be arranged in the store as a product, and the spout member 3 The blocking surface 32 with the pull ring 35 formed in the above has an effect of preventing unauthorized opening before the initial opening.

  Then, when the pouch container A of the present invention is used, the cap 4 attached to the spout member 3 is removed, and the closing surface 32 with the pull ring 35 of the spout member 3 is excised, as shown in FIG. In addition, it is possible to form the pouch container A having the extraction portion 33 (nozzle 33) having various opening shapes and excellent in the content extraction property.

  In particular, as shown in FIG. 10 (b), the pouch container A of the present invention has an oblique side in which the films on the front and back surfaces are substantially linear due to the plurality of shape retaining members 5 formed on the front and back surfaces of the pouch body 1. Therefore, it is possible to achieve excellent body shape retaining property and self-supporting stability of the pouch body 1.

Further, the cylindrical member 22 of the filling port member 2 that is the upper seal 15 of the pouch body 1 forms a grip portion 22 that can hold the pouch 1 well, and the pouch container A having excellent handling properties is provided. It is possible to provide.
Therefore, when the pouch is used, as shown in FIG. 11, it is possible to hold the pouch container A by holding the grip portion 22 of the pouch body 1, and to improve the handling performance of the pouch container A. At the same time, the contents can be stably poured out using the nozzle portion 33 of the spout member 3.

  Further, the spout member 3 and the cap 4 are not limited to the above example, and the cap 4 and the spout member 3 are interposed via a bendable hinge H as shown in FIGS. The spout member 3 with the hinge cap 4 may be formed integrally, and the hinge cap 4 can be easily opened with one hand, and the usability of the pouch container A can be further improved. is there.

  Further, as shown in FIGS. 13 (a) and 13 (b), the spout member 3 is provided with a reverse support valve g in which a substantially cross-shaped groove is formed in a central portion of a disc-shaped elastic member. Even if it is the spout member 3 with a check valve provided in the inside of the member 3, the contents of the pouch container A may be a liquid having viscosity such as honey, mayonnaise, hair styling amount, etc. Thus, it is possible to easily and reliably pour out a desired amount of the contents, and it is possible to provide the pouch container A with which the contents are sufficiently drained and further improved in usability.

  Furthermore, in the above-described example, the filling port member 2 and the spout member 3 are formed as separate bodies. However, the present invention is not limited thereto, and the filling port member 2 and the spout member 3 are not detachable. As shown in FIGS. 14 (a) and 14 (b), it is possible to use a spout portion 33 of the spout member 3 formed integrally with the filling port member 2, as shown in FIGS. Thus, the contents can be filled, and the contents can be stably poured out even during use.

  As described above, the pouch container A of the present invention is composed of a self-supporting pouch body 1 that seals the periphery of the laminated film, and a thermoplastic resin that is joined to one side of the periphery of the pouch body 1. A pouch container A having a filling port member 2, wherein the body holding member 5 is formed on both the front and back surfaces of the pouch body A, or on one of the surface parts. Even if the contents of the pouch 1 are reduced without wrinkles, the pouch body 1 does not bend and has excellent handling properties, body shape retaining properties, self-supporting properties, and design properties. It is possible to provide a container A. Moreover, it is possible to provide the pouch container A of a new form which improved the extraction | pouring property and usability of the pouch container A by attaching the spout member 3 of various forms to the said filling port member 2. is there.

  Moreover, in the above example, the case where the shape retaining member 5 is formed on both the front and back surfaces of the laminated film constituting the pouch body 1 is shown, but not limited to this, on one surface portion of the front or back surface, By forming the trunk part retaining member 5, the trunk part retaining ability and the self-supporting stability of the pouch container A can be improved. Further, the body part retaining member 5 may be formed on the inner side or the outer part of the surface part, and in any case, the body part retaining property and the self-supporting stability of the pouch body 1 are improved. If it is possible, the formation part of the trunk portion holding member is not particularly limited. And in the above, although the example which formed each two mold-holding members 5 in the double-sided part of the front and back of the laminated film which comprises the pouch main body 1 was demonstrated with the figure, this invention is not limited to this, For example, three or more odd numbers of the shape-retaining members 5 may be provided on both front and back sides of the laminated film, respectively, and the shape-retaining members 5 may be odd-numbered on the front of the laminated film and even-numbered on the back. Or it can be set as appropriate such as providing an even number on the front and an odd number on the back.

  The mold retaining member 5 may be temporarily fixed to the surface portion of the laminated film constituting the pouch main body 1 with a spot seal or the like and then welded together with the film by thermoforming. Therefore, the mold retaining member 5 needs to be thermoformed and heat weldable to the film. From this point of view, the shape retaining member 5 is not particularly limited, and is formed of a single plastic or a laminate, and at least. The film is preferably formed of a heat-bonding resin such as polyolefin that can be thermally welded to the sealant layer.

  As a method for forming the mold retaining member 5 in the pouch body 1, for example, when the tape-shaped mold retaining member 5 is cut into a predetermined length in advance and is attached to the pouch body 1, It supplies to the shape-retaining-member supply part of the sticking device in a stacked state, and it may be fed out one by one and attached to a predetermined position of the pouch body 1 with a spot seal or the like. When the member 5 is formed into a long winding shape and is attached to the pouch body 1, it is cut into a predetermined length while being unwound from the winding, and is attached to a predetermined position of the pouch body 1 with a spot seal or the like. By adopting a method of wearing, the length of the shape-retaining member 5 can be set to any length every time it is used, and the shape-retaining member 5 is pouched in-line with the bag making of the pouch body 1. Since it becomes easy to stick to the main body 1, Efficient the pouch body 1 having a shape retention, and more preferable in that it can manufactured with good productivity.

  The thickness of the mold retaining member 5 is preferably in the range of 0.15 mm to 1 mm, and more preferably in the range of 0.2 to 0.5 mm. When the shape-retaining member 5 has a thickness of less than 0.15 mm, when the shape-retaining member 7 is formed on the pouch main body 1, the rigidity and shape-retaining effects of the shape-retaining member 5 are reduced. When the thickness of 5 exceeds 1 mm, it takes time for thermoforming, and the productivity may be reduced.

  As the laminated film of the pouch body 1, a laminated film mainly composed of plastic is used. In a simple structure, a laminated film having a structure in which a sealant layer is laminated on a base film layer is used. Depending on the required conditions such as the contents to be filled in, the use conditions such as the presence or absence of heat treatment after filling the contents, water vapor and other gas barrier properties, light shielding properties, various mechanical strengths, etc. A laminated film having a structure in which a water vapor or other gas barrier layer, a light shielding layer, a strength improving layer, or the like is laminated between the base film layer and the sealant layer can be used. Each of the base film layer, water vapor and other gas barrier layers, the light shielding layer, the strength improving layer, the sealant layer, etc. may be formed as a single layer, or may be formed by laminating a plurality of layers. .

The material of the filling port member 2, the spout member 3, and the cap 4 is not particularly limited as long as it is made of a resin that is compatible with the thermal adhesive resin used for the inner layer of the pouch body 1. Instead, it can be appropriately selected and used.
Examples of the material of the filling port member 2, the spout member 3, and the cap 4 include low density polyethylene, medium density polyethylene, high density polyethylene, linear (linear) low density polyethylene, polypropylene, and ethylene-α. Resins such as olefin copolymer, ethylene-propylene copolymer, ethylene-vinyl acetate copolymer, ionomer resin, ethylene-acrylic acid copolymer, ethylene-methyl acrylate copolymer, ethylene-methacrylic acid copolymer Those molded with a resin composed of one or more of the above can be used.

  The opening diameter of the opening portion 21 of the filling port member 2 is desirably 20 mmφ to 30 mmφ, so that a filling nozzle for filling the contents is directly inserted into the filling port member 2 when the pouch A is manufactured. It is possible to fill the contents and prevent the contents from adhering to the inside of the filling port member 2.

  Further, since the cylindrical member 22 of the filling port member 2 serves as a grip portion 22 when gripping the pouch container A, the vertical height of the cylindrical member 22 is determined when gripping the pouch container A. It is desirable to have a height that can be gripped stably and firmly, and a height of at least 15 mm or more, more desirably 20 mm or more is desirable. Thereby, the pouch container A can be stably held when the pouch A is opened or closed.

It is a figure which shows an example of the pouch container of this invention. (A) It is a schematic front view of a pouch container. (B) It is a schematic side view of a pouch container. It is explanatory drawing which shows a trunk | drum holding | maintenance member and a pouch main body. (A) (b) (c) (d) It is a figure which shows an example of a trunk | drum holding | maintenance member. (E) It is explanatory drawing which shows a pouch main body and a trunk | drum holding | maintenance member. It is explanatory drawing which shows a filling port member. (A) It is a figure which shows a filling port member. (B) It is partial cutting explanatory drawing of a filling port member. It is explanatory drawing which shows an example at the time of attaching a filling port member to a pouch main body. (A) It is explanatory drawing which shows a pouch main body. (B) It is explanatory drawing which shows the case where the filling port member is inserted in the pouch main body. It is explanatory drawing which shows an example at the time of attaching a filling port member to a pouch main body. (A) It is explanatory drawing which shows the case where a filling port member is joined to a pouch main body. (B) It is explanatory drawing which shows an example at the time of forming an initial stage opening seal | sticker after filling the contents. It is explanatory drawing which shows the usage example of the pouch container of this invention. It is explanatory drawing which shows an example of a spout member. (A) It is a partially cut explanatory drawing of the spout member which shows before an initial opening. (B) It is partial cutting explanatory drawing of the spout member which shows after initial opening. It is partial cutting explanatory drawing which shows an example at the time of attaching a cap to a spout member. It is a partially cut explanatory drawing which shows a pouch container. It is explanatory drawing which shows a pouch container. (A) It is a schematic front view of a pouch container. (B) It is a schematic side view of a pouch container. It is explanatory drawing which shows the usage example of a pouch container. It is explanatory drawing which shows another example of a spout member. (A) It is explanatory drawing of the pouch container which shows the time of closure of a hinge cap. (B) It is explanatory drawing of the pouch container which shows the time of opening of a hinge cap. It is explanatory drawing which shows another example of a spout member. (A) It is partial cutting explanatory drawing of the spout member with a non-return valve which shows the time of cap closure. (B) It is partial cutting explanatory drawing of the spout member with a non-return valve which shows the time of cap opening. It is explanatory drawing which shows another example of a spout member. (A) It is partial cutting explanatory drawing of the pouch container which shows the time of cap closure. (B) It is partial cutting explanatory drawing of the pouch container which shows the time of cap opening. It is a figure which shows an example of the conventional bottle container. (A) It is a figure which shows an example of a glass bottle container. (B) It is a figure which shows an example of a blow bottle. It is a figure which shows an example of the conventional pouch with a spout.

Explanation of symbols

1 Pouch body 11 Opening (opening end)
12 Left and right seals 13 Bottom seal 14 Bottom part (self-supporting part)
15 Upper seal (joining part, gripping part)
2 Filling port member 21 Opening (filling port)
22 Cylindrical member (gripping part)
23, 24 Flange 3 Outlet part 31 Opening 32 Blocking surface 33 Outlet part (nozzle)
35 Pull ring 36 Outer screw 39 Step 4 Cap 46 Inner screw 5 Body holding member (holding member)
51 Base surface 52 Convex A Pouch container (pouch)
P Initial opening seal H Hinge g Check valve

Claims (7)

  A pouch container having a self-supporting pouch main body formed by sealing the periphery of a laminated film, and a filling port member made of a thermoplastic resin joined to one side of the periphery of the pouch main body, A pouch container, characterized in that a body holding member is formed on both sides or one side of the pouch body.   The pouch container according to claim 1, wherein the trunk portion holding member is formed on an inner surface or an outer surface of the surface portion.   The said trunk | drum holding | maintenance member is formed from the just under the said filling port member to the just above the one side part of the said pouch main body on the opposite side to the said filling port member, The Claim 1 thru | or 2 characterized by the above-mentioned. Pouch container.   The pouch container according to any one of claims 1 to 3, wherein the filling port member includes a spout member having a spout portion.   5. The pouch container according to claim 1, wherein a cap that can be opened and closed is formed on the spout member or the filling port member.   The pouch container according to any one of claims 1 to 5, wherein an initial opening seal is formed at an opening of the filling port member or an opening of the spout member.   The pouch container according to claim 4, wherein the filling port member and the spout member are integrally formed.

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