JP7198719B2 - CYLINDRICAL MEMBER, CONTAINER AND METHOD FOR MANUFACTURING CYLINDRICAL MEMBER - Google Patents

Description

TECHNICAL FIELD The present invention relates to an easily deployable tubular member, a container, and a method for manufacturing the tubular member.

Patent Literature 1 discloses a cylindrical storage cylinder with open ends at the distal end and the proximal end, a bottom member provided at the open end at the proximal end, and a top plate member provided at the open end at the distal end. , and is filled with a fluid substance. In the case of Patent Document 1, the cylindrical storage cylinder is crushed along the direction in which the content is pushed out, so that substantially the entire area is crushed when the entire amount is discharged.

JP 2013-56692 A

In the case of Patent Literature 1, the cylindrical container is crushed in the axial direction of the cylinder, so that the contents left without being poured remain in the cylindrical container. It is not easy to unfold the container when removing all the contents of the container or washing off the remaining contents.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a tubular member that can be easily deployed, a container, and a method for manufacturing the tubular member.

In order to solve the above problems, the present invention provides a cylindrical member having an inner layer member and an outer layer member, wherein the outer surface of the inner layer member and the inner surface of the outer layer member are laminated so as to be peelable, and the inner layer member is The cylindrical member has one end and the other end on both sides in the circumferential direction, the outer layer member has one end and the other end on both sides in the circumferential direction of the cylindrical member, and the inner layer member The one end of the outer layer member is arranged on the outer surface of the one end of the inner layer member, the other end of the outer layer member is arranged on the outer surface of the other end of the inner layer member, and the The inner surface of one end portion and the outer surface of the other end portion of the outer layer member are overlapped and joined with a bonding strength stronger than the peelable lamination between the outer surface of the inner layer member and the inner surface of the outer layer member. A tubular member is provided, characterized by:

Further, the present invention provides a container characterized by having an end surface member for closing an end portion of the tubular member on at least one side of the tubular member in the axial direction.
The end member may have a spout.
In addition, the present invention provides a container characterized by having the cylindrical member as a display on the outer periphery of the cylindrical body.
One end of the barrel may have a mouth.

The present invention also provides a method for manufacturing a tubular member having an inner layer member and an outer layer member, wherein the inner layer member has one end and the other end on both sides in the circumferential direction of the tubular member, The outer layer member has one end and the other end on both sides in the circumferential direction of the tubular member, and the tubular member has the one end of the outer layer member on the outer surface of the one end of the inner layer member. and placing the other end of the outer layer member on the outer surface of the other end of the inner layer member, and laminating the outer surface of the inner layer member and the inner surface of the outer layer member so as to be peelable. an inner surface of said one end of said inner layer member and an outer surface of said other end of said outer layer member being superimposed to be stronger than said peelable lamination between said outer surface of said inner layer member and said inner surface of said outer layer member; Provided is a method for manufacturing a cylindrical member characterized by manufacturing by bonding with bonding strength.

According to the cylindrical member of the present invention, since the outer surface of the inner layer member and the inner surface of the outer layer member are laminated in a detachable manner, they can be easily deployed, and the inner surface of one end of the inner layer member and the inner surface of the outer layer member are separated from each other. Since the ends are strongly joined to the outer surface, the cylindrical state can be maintained with practical strength.

FIG. 3 is a perspective view showing an example of a tubular member; FIG. 4 is a top view showing an example of a tubular member; FIG. 4 is a top view illustrating a state in which peeling is started from one end of a tubular member; FIG. 4 is a top view illustrating a state in which the outer layer member of the tubular member is separated from the inner layer member; FIG. 4 is a plan view illustrating a state in which the tubular member is unfolded; 1 is a perspective view showing an example of a tubular container having a spout; FIG. FIG. 4 is a perspective view illustrating a state in which a tubular container having a spout is deployed; FIG. 10 is a perspective view showing an example of a cylindrical container that does not have a spout; FIG. 4 is a plan view illustrating a state in which a tubular container having no spout is unfolded; Fig. 2 is a perspective view showing an example of a container with a cylindrical member attached to the body;

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, the present invention will be described based on preferred embodiments with reference to the drawings.

As shown in FIG. 1 , a tubular member 1 of this embodiment has an inner layer member 2 and an outer layer member 3 . The outer surface of the inner layer member 2 and the inner surface of the outer layer member 3 are laminated so as to be peelable. As shown in FIG. 2, the inner layer member 2 has one end portion 2a and the other end portion 2b on both sides of the cylindrical member 1 in the circumferential direction. The outer layer member 3 has one end portion 3a and the other end portion 3b on both sides in the circumferential direction of the tubular member 1, respectively. An inner surface of one end portion 3 a of the outer layer member 3 is arranged on the outer surface of the one end portion 2 a of the inner layer member 2 . The inner surface of the other end portion 3b of the outer layer member 3 is arranged on the outer surface of the other end portion 2b of the inner layer member 2 . Further, the inner surface of one end portion 2a of the inner layer member 2 and the outer surface of the other end portion 3b of the outer layer member 3 are overlapped and joined together as a joining portion 4. As shown in FIG. The bonding strength of the joint portion 4 is stronger than that of the lamination consisting of the easily peelable portion 5 between the outer surface of the inner layer member 2 and the inner surface of the outer layer member 3 .

As shown in FIG. 3, even if one end portion 3a of the outer layer member 3 is peeled from the one end portion 2a of the inner layer member 2 at the easily peelable portion 5, the joint portion 4 is not affected, and the inner layer member 2 has a cylindrical shape. can be maintained. As the peeling of the easy peeling portion 5 progresses further, the other end portion 3b of the outer layer member 3 is peeled from the other end portion 2b of the inner layer member 2, as shown in FIG. In this state, even if the joint portion 4 remains, a gap 6 is generated between the joint portion 4 and the other end portion 2b of the inner layer member 2, and the inner layer member 2 does not maintain its tubular shape, and has a substantially C-like shape. is open to As shown in FIG. 5, the other end portion 2b of the inner layer member 2 and the one end portion 3a of the outer layer member 3 are joined while leaving the joint portion 4 between the one end portion 2a of the inner layer member 2 and the other end portion 3b of the outer layer member 3. are pulled apart in opposite directions, the inner layer member 2 and the outer layer member 3 are spread out in a plane. In such a tubular member 1, since the easy peeling portion 5 extends over substantially the entire circumference of the tubular member 1, the tubular shape can be maintained as long as the peeling is short, and the easy peeling portion 5 can be peeled all around the circumference. It is useful in the fields of containers and packaging because it can be spread out in a flat shape.

The easy peeling portion 5 may be formed over the entire circumference or the entire surface of the tubular member 1 between the outer surface of the inner layer member 2 and the inner surface of the outer layer member 3 . The easy peeling portion 5 may be partially formed between the inner layer member 2 and the outer layer member 3 . Easy peeling portions 5 are provided at least between one end portion 2a of the inner layer member 2 and one end portion 3a of the outer layer member 3 and between the other end portion 2b of the inner layer member 2 and the other end portion 3b of the outer layer member 3. It is preferable that The adhesive strength of the easy peeling portion 5 is, for example, a 180° peeling strength of less than 15 N/15 mm, preferably about 2 to 6 N/15 mm. The bonding strength of the bonding portion 4 includes a 180° peel strength of 15 N/15 mm or more, preferably 23 N/15 mm or more. Desired values can be obtained for the peel strength of the joint portion 4 and the easily peelable portion 5 by selecting a thermoplastic resin, a sealant material, an adhesive, and the like. Methods for adjusting the peel strength in the easy peeling portion 5 include, for example, corona treatment for increasing the adhesive strength, reducing the degree and amount of anchoring agents, adhesives, etc., providing unevenness on the surface of the bonding surface, bonding Elimination of layer filler additions, and the like.

The inner layer member 2 and the outer layer member 3 can be composed of films such as resin films and laminated films. At least one of the inner layer member 2 and the outer layer member 3 may be a molded part having flexibility similar to that of a film. The resin film may be a single layer resin film or a multilayer resin film. In the laminated film or molded part, the dissimilar material to be laminated with the resin includes metal foil, vapor-deposited metal layer, paper, etc., and has a resin layer on at least one side of the dissimilar material. From the viewpoint of barrier properties, rigidity, and the like, it is preferable that the laminated films or molded parts that constitute the inner layer member 2 and the outer layer member 3 contain metal foil such as aluminum foil. A functional layer such as a barrier layer may be provided on at least one of the inner layer member 2 and the outer layer member 3 . When aluminum foil is used for the laminated films or molded parts of the inner layer member 2 and the outer layer member 3, the thickness is not particularly limited, but may be, for example, about 10 to 20 μm or more or less. When forming the inner layer member 2 or the outer layer member 3 from a molded part, the thickness is preferably 1 mm or less.

As a method for manufacturing the tubular member 1 of the present embodiment, for example, the inner layer member 2 and the outer layer member 3 are overlapped from one end 2a, 3a to the other end 2b, 3b, respectively, and peelable (easily peelable). After lamination, the resulting laminate is made into a tubular shape, and the inner surface of one end portion 2a of the inner layer member 2 and the outer surface of the other end portion 3b of the outer layer member 3 are superposed on each other and joined by strong adhesion. be done. In the step of forming the easy peeling portion 5 between the outer surface of the inner layer member 2 and the inner surface of the outer layer member 3, the inner layer member 2 and the outer layer member 3 can be processed while they are planar, so processing is easy.

FIG. 6 shows an example of a tubular container with a spout. The cylindrical container 10 has a top member 11 having a spout 14, a side member 12 having the top member 11 joined to its upper end, and a bottom member 13 joined to the lower end of the side member 12. and is configured in a substantially cylindrical shape. By forming the side member 12 from the tubular member 1 described above, the side member 12 can be easily deployed after use. Therefore, it becomes easy to take out the contents of the container to the end and to wash off the remaining contents, thereby improving usability and disposal. Specifically, as shown in FIG. 7, when the outer layer member 3 of the tubular member 1 constituting the side member 12 is separated from the inner layer member 2, the joint portion 4 and the other end portion 2b of the inner layer member 2 are separated. A gap 6 is formed on the side surface of the cylindrical container 10 . Using this gap 6 as a trigger, the side member 12 can be easily separated from the top member 11 and the bottom member 13 .

The tubular container 10 can be self-supporting. The autonomy of the cylindrical container 10 is the property of being able to stand on its own at least when it is filled with contents. Furthermore, it is preferable that the cylindrical container 10 can stand on its own even when it is not filled with contents. The cylindrical container 10 has a top surface member 11 and a bottom surface member 13 as end surface members provided at axial ends of the side surface member 12 . Hereinafter, the top surface member 11 and the bottom surface member 13 may be collectively referred to as end surface members 11 and 13 . The cylindrical container 10 can be composed of three parts, each of which is composed of a top panel member 11, a side panel member 12, and a bottom panel member 13, which are combined one by one. The end members 11 and 13 are preferably parts separable from the side member 12 . The end surface members 11 and 13 of this embodiment are substantially circular.

The end members 11 and 13 can be made of films such as resin films and laminated films. At least one of the end members 11, 13 may also consist of a molded part that may or may not be flexible. These can be molded parts of uniform thickness, for example, or molded parts with a three-dimensionally shaped structure. The resin film may be a single layer resin film or a multilayer resin film. In the laminated film or molded part, the dissimilar material to be laminated with the resin includes metal foil, vapor-deposited metal layer, paper, etc., and has a resin layer on at least one side of the dissimilar material. It is preferable that the laminated films or molded parts constituting the end surface members 11 and 13 contain metal foil such as aluminum foil from the viewpoint of barrier properties, rigidity, and the like. A functional layer such as a barrier layer may be provided on at least one of the end members 11 and 13 . When aluminum foil is used for the laminated films or molded parts of the end members 11 and 13, the thickness is not particularly limited, but may be, for example, about 10 to 20 μm, or more or less. When the end members 11 and 13 are molded parts, the thickness is preferably 1 mm or less.

The joints between the end members 11 and 13 and the side member 12 can be configured, for example, by bending the peripheral edge portions of the end members 11 and 13 so as to face the end (upper end or lower end) of the side member 12. can. The joints between the end members 11 and 13 and the side member 12 are annularly formed around the end members 11 and 13, respectively. When the peripheral edge portions of the end members 11 and 13 are bent, either the inner surface or the outer surface of the peripheral edge portion may be opposed to the inner surface of the side member 12 and joined. Furthermore, the peripheral edge portions of the end surface members 11 and 13 may be opposed to the outer surface of the side surface member 12 and joined together. Here, the inner surfaces of the end surface members 11 and 13 and the side surface member 12 are the sides that come into contact with the contents filled in the cylindrical container 10, and the outer surfaces of the end surface members 11 and 13 and the side surface member 12 are the respective members. opposite the inner surface of the FIG. 7 shows the case where the inner layer member 2 of the side member 12 is joined to the outer surfaces of the end members 11 and 13 .

The cylindrical container 10 of the present embodiment is not limited to having the spout 14 on the top member 11 , but can also have the spout 14 on the bottom member 13 . Cap 15 may be reclosably coupled to spout 14 by threads, elastic recoil, or the like. The spout 14 may be integrally molded with the end members 11 and 13 . The spout 14 and the end members 11, 13 may be constructed from an integral molded part.
In the end members 11 and 13, the end members 11 and 13 are arranged so that the layer including the surface (for example, the inner surface) to be joined to the side member 12 and the layer including the opposite surface (for example, the outer surface) are easily separated. At least one of 13 may be composed of an inner layer and an outer layer laminated via an easy peeling portion. The easy peeling portions of the end surface members 11 and 13 can be configured in the same manner as the easy peeling portion 5 of the cylindrical member 1 . Either the inner layer or the outer layer of the end members 11 and 13 may be joined to the side member 12, but when the outer layer of the end members 11 and 13 is joined to the inner layer member 2 of the side member 12, the outer layer member 3 of the side member 12 is Peeling becomes easier. The inner layers of the end members 11 and 13 may be joined to the inner layer member 2 of the side member 12 and the outer layers of the end members 11 and 13 may be joined to the outer layer member 3 of the side member 12 .
The inner layer and the outer layer may be laminated over the entire surface of the end members 11 and 13, or the lamination region of the inner layer and the outer layer may be set only on a part of the end members 11 and 13. FIG. For example, the lamination area of the inner layer and the outer layer may not be set in the vicinity of the spout 14 , and the lamination area of the inner layer and the outer layer may be set only in the peripheral edge portions of the end members 11 and 13 away from the spout 14 . Either the inner layer or the outer layer of the end members 11 and 13 may be constructed from a molded part integrated with the spout 14 .

A specific example of the film forming the end members 11 and 13 and the side member 12 is a laminate having a sealant layer, a substrate layer, and the like. A barrier layer may be provided on each laminate. Materials constituting the sealant layer include, for example, polyolefin resins such as polyethylene (PE) and polypropylene (PP), polyester resins such as polyethylene terephthalate (PET), cycloolefin polymers (COP), and cycloolefin copolymers (COC). At least one or more of cyclic olefin-based resins, adhesive resins, coating agents, etc. can be mentioned. As the barrier layer, an aluminum foil or an aluminum deposited film is preferred. Nylon (aliphatic polyamide), polyester and the like are preferable as the material constituting the base material layer. The thickness of the substrate layer is, for example, 5 to 50 μm, more preferably 10 to 30 μm. The flexible film preferably has a total thickness of 500 μm or less, and may be about 350 μm or about 200 μm.

The diameter of the side member 12 is, for example, within the range of 5-250 mm, preferably within the range of 10-200 mm. Here, the diameter when the side member 12 has a rectangular tubular shape is the distance between mutually opposing vertices, sides, or vertices and sides. The maximum value is preferably within the above range. Although the diameter of the side member 12 is not particularly limited, it may be, for example, 20 mm, 50 mm, 100 mm, 150 mm, or the like.

The properties of the content contained in the cylindrical container 10 are arbitrary, such as liquid, solid, powder, granules, and mixtures of two or more of these. When taking out the contents from the spout 14, fluid liquids, powders, granules, and the like are preferable. The types of contents are not particularly limited, and include beverages, foodstuffs, seasonings, cosmetics, pharmaceuticals, detergents, adhesives, household goods, industrial products, and the like. Each member (top member 11, side member 12, bottom member 13, spout 14) constituting the cylindrical container 10 has one or more functions such as an oxygen absorption function, an odor absorption function, and a non-adsorption function. and each of these members may have at least one or more printed patterns.

The spout 14 may be a three-dimensional molded product having a flange portion or the like for a cylindrical portion along the flow path, or may have any structure as long as it functions as an outlet for the contents. Moreover, the means for closing the spout 14 is not limited to the cap 15, and any structure may be used. For example, the opening of the top panel member 11 may be used as an outlet, a sealing film may be attached to the opening, and a straw may be inserted into the film to suck out the contents. Moreover, although it is possible to provide the outlet 14 in the side member 12 , the side member 12 may not have the outlet 14 from the standpoint of the self-sustainability and strength of the cylindrical container 10 .

The orientation of the spout 14 is not limited to being substantially perpendicular to the end surface members 11 and 13, and may be oblique. When pouring out the contents, the spout 14 may face sideways or downward, or the contents may be taken out by suction with the spout 14 facing upward. The number of spouts 14 provided in the cylindrical container 10 is not limited, and may be two or more. The spout 14 may be used for purposes other than pouring out the contents, such as injecting the contents and inflow of air.

FIG. 8 shows an example of a columnar tubular container. This cylindrical container 20 has a top member 21 , a side member 22 and a bottom member 23 . Although it is possible to omit the top surface member 21, the side surface member 22 may have the top surface member 21 and the bottom surface member 23 on both sides in the axial direction. Except for the fact that the spout 14 is omitted, the above description of the end surface members 11 and 13 can be appropriately applied to the top surface member 21 and the bottom surface member 23, so redundant description will be omitted.
Alternatively, the cylindrical container 20 may be configured by combining a container body having a bottom surface and side surfaces and a lid member having side surfaces and a top surface. In the cylindrical container 20 of this embodiment, the side member 22 can be easily expanded after use by forming the side member 22 from the above-described cylindrical member 1 . The cylindrical container 20 having no spout can also be used as a bag, box, or the like. In the case of a combination of a container body and a lid member, the contents can be taken out by removing the lid member from the container body.

If the side surface member 22 has the top surface member 21 and the bottom surface member 23 on both sides in the axial direction and are joined to each other, it is possible to open the cylindrical container 20 from the side surface member 22 . As described above, in the cylindrical member 1 constituting the side member 22, when the one end portion 3a of the outer layer member 3 is peeled off and the easy peeling portion 5 is further peeled off, the joint portion 4 and the other end of the inner layer member 2 are separated. The content can be taken out from the side surface of the cylindrical container 20 by widening the gap 6 between the portion 2b and forming an opening. In this state, the state in which the top member 21 and the bottom member 23 are joined to the inner layer member 2 can be maintained. Therefore, an opening can be formed in the side surface of the cylindrical container 20 while the solid contents are placed on the bottom surface member 23 inside the side surface member 22 .

Furthermore, when the top panel member 21 and the bottom panel member 23 are peeled off from the inner layer member 2, they can be laid out flat as shown in FIG. If necessary, an easy-to-open line such as a perforation or a half-cut line may be provided at the joint between the side member 22 and the top member 21 or the bottom member 23 or in the vicinity thereof. When the inner surface of the side surface member 22 is joined to the top surface member 21 or the bottom surface member 23, the inner layer member 2 may be provided with an easy opening line. When the easy-to-open line is composed of a notch in the film, the notch may extend through at least one surface in the thickness direction of the film constituting the inner layer member 2, and the notch may be formed only in the inner layer in the thickness direction of the film. may be formed. The film may be made easy to open by uniaxial stretching or the like. When notches are provided in the film, for example, the notches may be provided in the other end portion 2b of the inner layer member 2 or the like. The position, range, etc. of the easy-to-open line in the circumferential direction or height direction of the side member 22 can be set as appropriate. An easy opening line may be provided on the top member 21 or the bottom member 23 . For the purpose of facilitating the development of the above-mentioned tubular container 10 with a spout when discarding, the film forming the side member 12 and the like may be provided with an easy-open line, a notch, and the like.

FIG. 10 shows an example of a bottle-shaped container. This bottle-shaped container 30 has a cylindrical body portion 31 and a mouth portion 32 extending from one end of the body portion 31 . A display body 33 made of the tubular member 1 described above is provided on the outer circumference of the body portion 31 . As a result, even if the cylindrical display body 33 is brought into close contact with the body part 31, the display body 33 can be unfolded in the same manner as the above-described cylindrical member 1, so that the display body 33 can be easily removed from the body part 31. can be removed. The indicator 33 can also be used as a label, tag, or the like.

The use of the display body 33 made of the cylindrical member 1 is not limited to the bottle-shaped container 30, but can be attached to various articles. The use of the tubular member 1 with both end faces open is not limited to the display body 33, but can be used for bundling folded articles, wound articles, multiple stacked or bundled articles, and the like. The shape of the article to which the cylindrical member 1 can be attached is not limited to cylindrical or columnar, but may be plate-like, leaf-like, box-like, rod-like, block-like, and the like. It is preferable that the cylindrical member 1 has heat shrinkability because it is easy to attach to an article. After winding the laminate obtained by laminating the inner layer member 2 and the outer layer member 3 with the easy peeling portion 5 around the article, one end portion 2a of the inner layer member 2 and the other end portion 3b of the outer layer member 3 are overlapped to form a joint portion. 4 may be provided to configure the tubular member 1 .

Although the present invention has been described above based on preferred embodiments, the present invention is not limited to the above-described embodiments, and various modifications can be made without departing from the gist of the present invention. Modifications include additions, substitutions, omissions, and other changes of components in each embodiment. Moreover, it is also possible to appropriately combine components used in two or more embodiments.

The planar shape of the end face (top face or bottom face) of the cylindrical member is not limited to a circle, and may be oval, oval, oval, polygonal, or the like. Planar polygons include, for example, convex polygons such as triangles, quadrilaterals, pentagons, hexagons, heptagons and octagons, and concave polygons such as stars. The planar shape of the end surface member and the horizontal cross-sectional shape of the tubular member can be appropriately set according to the planar shape of the end surface (top surface or bottom surface). For example, if the end member is polygonal, the cylindrical member will also be polygonal. When the end faces of the cylindrical member are polygonal, the axial direction can be a direction connecting approximate centers (for example, centers of gravity) of the polygons forming the end faces. The radial direction that intersects with the axis may be any direction along the end face that passes through substantially the center of the end face, for example, the direction connecting the midpoints of two opposing sides, or the direction connecting one vertex and the midpoint of the opposite side. , a diagonal direction (a direction connecting two opposing vertices), and the like. Here, the end face of the tubular member refers to, for example, the inside of the plane perpendicular to the axis surrounded by the tubular member at both ends of the tubular member in the axial direction, regardless of the presence or absence of the end face member on each end face. It is a virtual surface consisting of areas.

The cylindrical member is not limited to the case where the top surface and the bottom surface are the same (the same shape and the same size). For example, the top surface is large and the bottom surface is small, or the top surface is small and the bottom surface is large. It may have a taper. The top surface and the bottom surface may have similar shapes, or may have different shapes. The cylindrical tubular member may be configured by joining both edges of a substantially rectangular film. If two opposite sides of a substantially rectangular film are arcuate, the cylindrical member can be formed in a conical shape.

Reference Signs List 1 cylindrical member 2 inner layer member 2a one end of inner layer member 2b other end of inner layer member 3 outer layer member 3a one end of outer layer member 3b other end of outer layer member 4 ... Joining part 5 ... Easy peeling part 6 ... Gap 10, 20 ... Cylindrical container 11, 21 ... Top member 12, 22 ... Side member 13, 23 ... Bottom member 14 ... Spout, DESCRIPTION OF SYMBOLS 15... Cap, 30... Bottle-shaped container, 31... Body part, 32... Mouth part, 33... Display body.

Claims (6)

A cylindrical member having an inner layer member and an outer layer member,
The outer surface of the inner layer member and the inner surface of the outer layer member are detachably laminated,
The inner layer member has one end and the other end on both sides in the circumferential direction of the tubular member,
The outer layer member has one end and the other end on both sides in the circumferential direction of the tubular member,
The one end of the outer layer member is arranged on the outer surface of the one end of the inner layer member,
The other end of the outer layer member is arranged on the outer surface of the other end of the inner layer member,
The inner surface of the one end of the inner layer member and the outer surface of the other end of the outer layer member are superimposed to provide a stronger bond than the peelable lamination between the outer surface of the inner layer member and the inner surface of the outer layer member. A tubular member characterized by being joined with strength. 2. A container comprising an end face member for closing an end of said tubular member on at least one side in the axial direction of said tubular member according to claim 1. 3. The container according to claim 2, wherein said end member has a spout. A container comprising the tubular member according to claim 1 as a display body on the outer periphery of the tubular body. 5. The container according to claim 4, wherein one end of said body has a mouth. A method for manufacturing a tubular member having an inner layer member and an outer layer member,
The inner layer member has one end and the other end on both sides in the circumferential direction of the tubular member,
The outer layer member has one end and the other end on both sides in the circumferential direction of the tubular member,
The cylindrical member has the one end portion of the outer layer member disposed on the outer surface of the one end portion of the inner layer member, and the other end portion of the outer layer member disposed on the outer surface of the other end portion of the inner layer member. is arranged to laminate the outer surface of the inner layer member and the inner surface of the outer layer member in a detachable manner, and then the inner surface of the one end of the inner layer member and the outer surface of the other end of the outer layer member are overlapped A method of manufacturing a cylindrical member, wherein the outer surface of the inner layer member and the inner surface of the outer layer member are bonded together with a bonding strength stronger than the peelable lamination.

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