KR200493834Y1 - A Lid for drink container - Google Patents

Abstract

The present invention relates to a lid for a beverage container, and more particularly, by sealing the opening of the beverage container having an internal space for accommodating a beverage and an opening formed by an outer wall extending upward from the bottom surface and the bottom surface, the beverage accommodated in the interior space In protection, drinking of beverages can be stably consumed without drinking means such as straws, beverage containers and leads are easy to recycle, and can be easily applied to lead input facilities of the existing beverage manufacturing process, thereby improving the drinkability of beverages. It relates to a lid for a beverage container in an improved form that can be used immediately due to excellent applicability of manufacturing equipment while improving it.

Description

Lid paper for drink container {A Lid for drink container}

The present invention relates to a lid paper for a beverage container, and more particularly, by sealing the opening of the beverage container having an internal space for accommodating a beverage and an opening formed by an outer wall extending upward from the bottom surface and the bottom surface, the beverage accommodated in the interior space. In protection, drinking of beverages can be stably consumed without drinking means such as straws, beverage containers and leads are easy to recycle, and can be easily applied to lead input facilities of the existing beverage manufacturing process, thereby improving the drinkability of beverages. It relates to lead paper for beverage containers in an improved form that can be used immediately due to excellent applicability of manufacturing equipment while improving it.

In general, the beverage accommodated in the beverage container is heat-bonded with lead paper composed of several functional films laminated on the opening of the beverage container to maintain the received state of the beverage, and the beverage is distributed and sold in a sealed state as described above.

In addition, in order to drink the beverage accommodated in the beverage container, the drinker removes the lead paper by hand and drinks the beverage by attaching the container to the mouth, or uses a drinking means such as a straw to make a hole in the lead paper and drink the beverage using a straw. is the usual way to do it.

Looking at the prior art related to the beverage container as described above, Patent Registration No. 10-2073289 (registration date: January 29, 2020) beverage container, a cup having a top rim protruding outwardly with a built-in beverage, and on the top rim In a beverage container comprising a film attached to seal the cup, and a cap detachably assembled to the top rim, the cap has a detachable border that is detachably assembled to the top rim and inward from the upper end of the detachable border A cover surface that protects the film by covering it with a cover surface that can be rotated up and down from the cover surface and covers and protects the film in a horizontal state, and provides a self-exit when rotating downward and a pierce that penetrates the film to form a film outlet Including, wherein the pierce is connected to the cover surface by a rear hinge line and separated by a left incision line, a right incision line, and a front incision line to cover and protect the film in a horizontal state, and to provide the self-exit when rotating down At the same time, it is characterized in that it includes a blade that penetrates the film to form the film outlet.

Utility model registration No. 20-0449757 (registration date: July 30, 2010) as another prior art beverage container, a lid is attached to the upper end of the beverage container to seal the contents accommodated inside the beverage container, and the lead A cap is coupled to the upper side of the beverage container to protect it, and in the beverage container in which a straw insertion hole for inserting a straw is formed on one side of the cap, the horizontal length of the straw insertion hole is formed longer than the interval between the lead and the straw insertion hole, and , The straw insertion port is made of an incision formed by being partially cut so that it can be cut by the insertion force of the straw, and the inside of the incision line is composed of a stopper that closes the straw insertion hole, and when inserting a straw, the stopper penetrates the lead, thereby causing a straw Beverage container, characterized in that the gap is formed around it.

On the other hand, in relation to the lead paper, the patent registration No. 10-2122148 (registration date: June 05, 2020) previously registered by the applicant in relation to the lead paper, the double-structured induction lead paper maintaining the sealability is in close contact with the upper surface of the discharge part of the container. In the induction lead paper for sealing a container, the induction lead paper 100 includes a first lead paper integrally formed by high frequency adhesion in a state in which an easy peel film, an aluminum thin plate, and a PET film are sequentially stacked from a lower side; A second lead paper formed on the upper surface of the first lead paper and made of a material of PE foam or PP foam, and a release layer formed between the first lead paper and the second lead paper are integrally formed, and the second lead paper It is characterized by including an auxiliary aluminum thin plate between the second lead paper made of a material of PE foam or PP foam.

However, when drinking beverages by penetrating the straw through the lead paper as described above, since the straw made of a plastic material generally does not rot or decompose, serious environmental pollution problems such as soil and water pollution, air pollution and marine pollution are emerging. In recent years, as concerns about human effects and environmental pollution due to excessive use of drinking means such as disposable plastic straws are increasing around the world, environmental groups in each country are focusing on solving the problem of single-use plastics. To this end, various regulations are being strengthened, policies to spread eco-friendly products are being promoted, and the development of eco-friendly alternative products is being actively carried out.

In addition, in the case of the lid paper of the beverage container described in the prior art, it is generally made of a thin aluminum plate material, and a portion is separated from the container to drink the beverage container in the state of exposing the beverage, or by using a straw to penetrate the lead paper. Drink the drinks inside.

However, when drinking a beverage by the drinking method as described above, the lead paper made of aluminum is thrown away without being completely removed from the beverage container. Therefore, for recycling the beverage container, the operation of completely separating the lead paper from the beverage container is separately required. There is a problem that the recycling rate of beverage containers is low due to the occurrence of a lot of manpower, time and cost.

In addition, in order to solve the problems caused by the material of the lead paper as described above, lead paper in the form of a film formed of various synthetic resins is being studied. However, in the case of lead paper in the form of a film, washing process and hot air drying before the lead paper is put into the beverage manufacturing process Due to the problem of being easily deformed by hot air in the preparation process made of the process, there is a problem that the lead paper in the form of a film cannot be actually used due to an increase in the defect rate in manufacturing because it cannot be thermally adhered to the correct position of the beverage container.

Registered Patent Publication No. 10-2073289 (Registration date: January 29, 2020) "Beverage container" Registered Utility Model Publication No. 20-0449757 (Registration date: July 30, 2010) "Beverage container" Registered Patent Publication No. 10-2122148 (Registration date: June 05, 2020) "Double-structured induction lead paper maintaining sealability"

The present invention has been made in consideration of the above circumstances, and an object of the present invention is to provide a lid paper for a beverage container, wherein the lid paper is formed so that the drinker can easily separate the first film and the second film, and the second film By forming in a form in which only the drinking portion is opened while the opening of the beverage container is closed, the use of drinking means such as straws can be suppressed, thereby providing an improved form of lead paper for beverage containers suitable for the regulations on the use of plastics. is in

In addition, since the first film is formed in the form of a thin aluminum plate and the second film is formed of the same material as the beverage container, even if the first film is completely removed from the beverage container, the beverage can be safely drunk without spilling the beverage through the discharge hole. In particular, since the second film attached to the beverage container is formed of the same material as the beverage container, it is easy to recycle the beverage container, thereby providing a lid paper for a beverage container that can dramatically improve the recycling rate of the container.

In addition, in the process of putting the lead paper into the automated beverage manufacturing process, there is no thermal deformation by the aluminum first lead paper applied to the existing lead paper, so even if functionality is added, it is an improved beverage that can be stably added and used in the current beverage manufacturing line. It is to provide a lead paper for containers.

The object of the present invention is, in the lid paper for beverage containers used in the beverage container of the enclosure type having an internal space and an opening in which the beverage is accommodated, the lid paper for the beverage container is a first film having a thin plate shape of an aluminum material And, a second film formed on the bottom surface of the first film and having a discharge hole in the form of a half cut on one side, and a beverage container comprising a functional copolymer resin layer for attaching the first film and the second film This can be achieved by means of lead paper.

The beverage container and the second film are characterized in that they are made of the same material to improve recyclability.

The second film is characterized in that it is made of one material selected from PET (PETE), high-density plastic (HDPE), low-density plastic (LDPE), polypropylene (PP), and polystyrene (PS).

The functional copolymer resin layer 30 is characterized in that it is made of one selected from EthyleneVinylAcetate (EVA), EthyleneAcrylicAcid (EAA), EthyleneMethAcrylicAcid (EMAA), Ethylene Methylmethacrylate (EMMA), and ThhyleneEthylyAcrylate (EEA).

As described above, the lid paper for beverage containers according to the present invention can be easily separated by the drinker by the configuration of the functional copolymer resin layer formed between the first film and the second film, and the second film seals the opening of the beverage container. By allowing the beverage to be drunk through the open discharge hole in one state, there is an effect of stably drinking the beverage without spilling without the use of a drinking means such as a straw, and moreover, the functional copolymer resin layer comprises a first film and In the process of separating the second film, the second film side is peeled, so that the drinker can safely drink the beverage without the feeling of rejection of the adhesive (a feeling of foreign body).

In addition, the use of drinking means such as straws can be prevented by the configuration of the lid paper for beverage containers comprising the first film and the second film and the functional copolymer resin layer formed between the first and second films as described above. It has an effect consistent with the use restraint policy.

Moreover, the lid paper for beverage containers according to the present invention can be safely consumed without spilling the beverage even if the first film in the form of a thin aluminum plate is completely removed from the beverage container in the process of drinking the beverage, so the complete removal of the first film in the drinking process can induce, and since the second film is formed of the same material as the beverage container, the separation operation of the lead paper for recycling of the beverage container is reduced, thereby substantially improving the recycling rate of the beverage container.

In addition, the first film is made in the form of a thin aluminum plate similar to the lead paper used in conventional beverage containers, and the lower second film is formed in a form to be attached by a functional copolymer resin layer, so that it can be applied to the automated beverage production line currently being produced. Even if the lead paper is put in, it is possible to prevent thermal deformation of the lead paper without additional configuration, so it is possible to put in and use it stably.

Furthermore, when the first film is removed by the user in the process of adhering the first film and the second film using the functional copolymer resin layer, the functional copolymer resin layer is removed from the second film in an adhered state, so that the consumer directly In the case of beverages consumed with the mouth, it is possible to prevent the occurrence of odors due to the use of adhesives, and there is an effect of stably guaranteeing food safety.

1 is a perspective view of a state in which a lid paper for a beverage container and a beverage container are separated according to a first embodiment of the present invention;
Figure 2 is a perspective view showing a state in which a portion of the lid paper for a beverage container is opened from the beverage container according to the first embodiment of the present invention;
Figure 3 is a partially enlarged cross-sectional view of the coupled state of the lid paper for a beverage container according to the first embodiment of the present invention;
Figure 4 is a partially enlarged cross-sectional view of the separated state of the lid paper for a beverage container according to the first embodiment of the present invention;

Hereinafter, with reference to the accompanying drawings, embodiments of the present invention will be described in detail so that those of ordinary skill in the art to which the present invention pertains can easily implement it. However, since the description of the present invention is merely an embodiment for structural or functional description, the scope of the present invention should not be construed as being limited by the embodiment described in the text.

That is, since the embodiment is capable of various changes and may have various forms, it should be understood that the scope of the present invention includes equivalents capable of realizing the technical idea. In addition, since the purpose or effect presented in the present invention does not mean that a specific embodiment should include all of them or only such effects, it should not be understood that the scope of the present invention is limited thereby.

On the other hand, the meaning of the terms described in the present invention should be understood as follows.

Terms such as “first” and “second” are for distinguishing one component from another, and the scope of rights should not be limited by these terms.

For example, a first component may be termed a second component, and similarly, a second component may also be termed a first component.

When a component is referred to as being “connected” to another component, it may be directly connected to the other component, but it should be understood that other components may exist in between. On the other hand, when it is mentioned that a certain element is "directly connected" to another element, it should be understood that the other element does not exist in the middle. On the other hand, other expressions describing the relationship between elements, that is, "between" and "immediately between" or "neighboring to" and "directly adjacent to", etc., should be interpreted similarly.

The singular expression is to be understood to include the plural expression unless the context clearly dictates otherwise, and terms such as "comprises" or "have" refer to the specified feature, number, step, action, component, part or these It is intended to indicate that a combination exists, and it should be understood that it does not preclude the possibility of the existence or addition of one or more other features or numbers, steps, operations, components, parts, or combinations thereof.

All terms used herein have the same meanings as commonly understood by those of ordinary skill in the art to which the present invention belongs, unless otherwise defined. Terms defined in general used in the dictionary should be interpreted as having the meaning consistent with the context of the related art, and cannot be interpreted as having an ideal or excessively formal meaning unless explicitly defined in the present invention.

Now, with reference to the drawings for the lid paper for a beverage container according to a first embodiment of the present invention will be described in detail.

1 of the accompanying drawings is a perspective view of a state in which a lid paper for a beverage container and a beverage container are separated according to a first embodiment of the present invention, and FIG. 2 is a portion of the lid paper for a beverage container according to a first embodiment of the present invention. It is a perspective view showing an open state from the beverage container, Figure 3 is a partially enlarged cross-sectional view of the coupled state of the lid paper for a beverage container according to the first embodiment of the present invention, Figure 4 is according to the first embodiment of the present invention It is a partially enlarged cross-sectional view of the separated state of the lid paper for beverage containers.

As shown, the lid paper 100 for a beverage container according to the present invention has an inner space for accommodating food and an opening 210 by an outer wall extending upward from the bottom and the bottom surface of the beverage container 200 in the opening of the opening. It is ultrasonically attached to the edge to stably maintain the receiving state of the beverage accommodated in the beverage container, and the first film 10 and the first film 10 are located on the bottom surface and the discharge hole 21 is partially cut on one side. It is composed of a second film 20 formed in the form of a functional copolymer resin layer 30 integrally formed by attaching the first film 10 and the second film 20 to each other.

The first film 10 has a foil shape of an aluminum material, and has a smooth surface, may be processed by the request of the client, or may be embossed to prevent shape deformation during the sterilization process.

In addition, information of the packaged beverage may be printed by forming a printing layer on one surface of the first film 10 .

In addition, although the first film 10 is described as a thin plate made of an aluminum material, it is not limited thereto, and a plastic film to which a functional additive is added may be used.

The second film 20 is formed of the same material as the beverage container 200 so as to be efficiently recycled, PET, high-density plastic (HDPE), low-density plastic (LDPE), polypropylene (PP), It may be formed of one material selected from polystyrene (PS).

Through the configuration of the second film 20 as described above, even if the drinker drinks and discards the beverage in a state in which the drinker completely removes the first film 10 from the beverage container 200, it is formed of the same material, so that in the recycling process of the container, a separate Recycling can be processed without separation, so the recycling rate can be improved, and the manpower and time required for separation can be dramatically reduced.

In addition, a discharge hole 21 is formed on one side of the second film 20 in a form in which a portion is cut (half-cut), and the discharge hole 21 is an oval shape, or an oval shape, which is formed widely outwardly; It may be made of various shapes and shapes, such as a triangle.

The functional copolymer resin layer 30 may be selected from one acid polymer selected from EthyleneVinylAcetate (EVA), EthyleneAcrylicAcid (EAA), EthyleneMethAcrylicAcid (EMAA), Ethylene Methylmethacrylate (EMMA), and ThhyleneEthylyAcrylate (EEA).

In addition, in the functional copolymer resin layer 30, the first film 10 is adhered to the upper part, and the drinker protrudes to one side of the first film 10 in a state where the second film 20 is adhered to the lower part. When holding the part 11 and lifting the first film 10 , the first film 10 is spaced apart from the second film 20 and the first film 10 is spaced apart from the opening 210 of the beverage container 200 . and the second film 20 remains attached to the opening 210 .

At this time, the functional copolymer resin layer 30 is removed from the beverage container 200 like the first film 10 in a state where the second film 20 and the bonded portion are spaced apart and released to the first film 10 side. do.

Specifically, the surface to which the functional copolymer resin layer 30 of the first film 10 is attached is subjected to corona treatment to remove foreign substances on the surface and to control the surface tension to maintain uniform adhesive strength, thereby assisting functional copolymerization. The resin layer 30 is configured to maintain a constant interlayer adhesive strength, and the surface to which the functional copolymer resin layer 30 of the second film 20 is attached is subjected to corona treatment to control the surface tension or corona treatment. The functional copolymer resin layer 30 can be removed together in the process of removing the first film 10 by adjusting the adhesive strength by using a resin and film of a similar series without performing the process.

In addition, the discharge hole 21 formed in the second film 20 is partially cut (half-cut) in the process of removing the first film ( ) is completely cut by the force that the first film 10 is removed. By being removed like the first film 10 , only the operation of separating the first film 10 can open the discharge hole 21 to drink the beverage.

As described above, in the light rake according to the present invention, the drinker can easily separate each by the configuration of the functional copolymer resin layer formed between the first film and the second film, and the second film seals the opening of the beverage container. By allowing the beverage to be drunk through the discharge hole opened in the hood, it is possible to drink the beverage stably without spilling without the use of a drinking means such as a straw.

In addition, the use of drinking means such as straws can be prevented by the configuration of the lid paper for beverage containers comprising the first film and the second film and the functional copolymer resin layer formed between the first and second films as described above. There is a feature that conforms to the use suppression policy, and moreover, the lead paper for a beverage container according to the present invention can be drunk stably without spilling the beverage even if the first film in the form of a thin aluminum plate is completely removed from the beverage container in the process of drinking the beverage. Therefore, it is possible to induce the complete removal of the first film during the drinking process, and since the second film is formed of the same material as the beverage container, the time and cost required for the separation of the lead paper for recycling of the beverage container can be reduced. There is a feature that can improve the recycling rate of beverage containers.

In addition, the first film is made in the form of a thin aluminum plate similar to the lead paper used in conventional beverage containers, and the lower second film is formed in a form to be attached by a functional copolymer resin layer, so that it can be applied to the automated beverage production line currently being produced. In the lead paper sterilization process, which consists of a cleaning process of lead paper using hydrogen peroxide and a hot air drying process using hot air of 170 degrees or higher after washing, heat deformation of lead paper can be prevented without additional configuration, so there is no objection and stability is high. It has the characteristics that it can be put into a guaranteed state and used.

As described above, the best embodiment has been disclosed in the drawings and the specification. Although specific terms are used herein, they are used only for the purpose of describing the present invention and are not used to limit the meaning or limit the scope of the present invention described in the utility model claims. Therefore, it will be understood by those skilled in the art that various modifications and equivalent other embodiments are possible therefrom. Therefore, the true technical protection scope of the present invention should be determined by the technical idea of the appended utility model claims.

10: first film 20: second film
21: exhaust hole 30: functional copolymer resin layer

Claims (4)

In the lid paper for a beverage container used for a beverage container in the form of an enclosure having an internal space and an opening in which a beverage is accommodated,
The lead paper 100 for the beverage container,
A first film 10 having a thin plate shape made of aluminum, a discharge hole 21 formed on the bottom surface of the first film 10 and cut in half on one side is formed, PET, high-density plastic ( HDPE), low-density plastic (LDPE), polypropylene (PP), and a second film 20 made of one material selected from polystyrene (PS), and the first film 10 and the second film 20 It attaches and includes a functional copolymer resin layer 30 made of one selected from EthyleneVinylAcetate (EVA), EthyleneAcrylicAcid (EAA), EthyleneMethAcrylicAcid (EMAA), Ethylene Methylmethacrylate (EMMA), and ThhyleneEthylyAcrylate (EEA).
The beverage container 200 and the second film 20 are made of the same material to improve recyclability,
Here, the first film 10 is corona-treated on the surface to which the functional copolymer resin layer 30 is attached to provide uniform adhesive strength through removal of foreign substances and adjustment of surface tension, thereby forming a functional copolymer resin layer 30 . The first film (10) is configured to keep the interlayer adhesive strength constant, and the second film (20) adjusts the adhesive strength by adjusting the surface tension through corona treatment on the surface to which the functional copolymer resin layer (30) is attached. ) Lead paper for beverage containers, characterized in that the functional copolymer resin layer 30 is also removed in the process of being removed. delete delete delete

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