KR20210108032A - paper box with improved Water Resistance and WaterProofing - Google Patents

paper box with improved Water Resistance and WaterProofing Download PDF

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KR20210108032A
KR20210108032A KR1020200022703A KR20200022703A KR20210108032A KR 20210108032 A KR20210108032 A KR 20210108032A KR 1020200022703 A KR1020200022703 A KR 1020200022703A KR 20200022703 A KR20200022703 A KR 20200022703A KR 20210108032 A KR20210108032 A KR 20210108032A
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South Korea
Prior art keywords
elastic
paper
plate
packaging box
box
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KR1020200022703A
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Korean (ko)
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KR102348244B1 (en
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유선균
강길선
이경미
김용준
최호숙
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주식회사 협신패키지
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D5/00—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper
    • B65D5/42—Details of containers or of foldable or erectable container blanks
    • B65D5/56—Linings or internal coatings, e.g. pre-formed trays provided with a blow- or thermoformed layer
    • B65D5/563—Laminated linings; Coatings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
    • B65D65/38—Packaging materials of special type or form
    • B65D65/46—Applications of disintegrable, dissolvable or edible materials
    • B65D65/466—Bio- or photodegradable packaging materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
    • B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
    • B65D81/05—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents
    • B65D81/127—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents using rigid or semi-rigid sheets of shock-absorbing material

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Wrappers (AREA)
  • Packages (AREA)

Abstract

The present invention relates to a packing box with an improved waterproofing performance, which is capable of preventing the dew condensation from occurring in the box because of articles stored in the packing box. The packing box comprises an inner sheet made of liner paper and an outer sheet. Between the inner sheet and the outer sheet, an elastic layer is formed. One surface of the inner sheet is coated with a waterproofing agent including a non-invasive resin. One surface of the outer sheet is engaged with a film-shaped plastic plate. The waterproofing agent is made of biodegradable plastics. The elastic layer includes: a plurality of first elastic units in a semicircular shape placed in a longitudinal direction in the inner sheet; a plurality of second elastic units in a semicircular shape placed in a longitudinal direction of the outer sheet; and an elastic plate placed between the first elastic units and the second elastic units. Between the first elastic units and the elastic plate and between the second elastic units and the elastic plate, a plurality of corrosion capsules are placed. Between the inner sheet and the first elastic units and between the outer sheet and the second elastic units, a film-shaped engagement plate is placed.

Description

방습성능이 개선된 포장용박스{paper box with improved Water Resistance and WaterProofing}Packaging box with improved moisture-proof performance {paper box with improved Water Resistance and WaterProofing}

본 발명은 방습성능이 개선된 포장용박스에 관한 것으로, 더욱 상세하게는 포장용박스의 내측에 수납되는 물품으로 인하여 박스의 내측에 결로 현상이 발생되는 것을 방지할 수 있도록 한 방습성능이 개선된 포장용박스에 관한 것이다.The present invention relates to a packaging box with improved moisture-proof performance, and more particularly, to a packaging box with improved moisture-proof performance to prevent condensation from occurring on the inside of the box due to articles stored inside the packaging box. is about

포장용 박스란, 내측으로 물품을 수납하여 보관하거나 물품이 수납된 상태에서 운반을 이룰 수 있도록 제작되는 박스를 말하는 것이다.The packaging box refers to a box manufactured to store and store goods inside or to achieve transport in a state in which the goods are stored.

이러한 포장용 박스는 내측에 수납되는 물품을 안전하게 보관할 수 있도록 일정한 탄성을 형성하도록 제작되는 것이며, 물품의 포장과 운반과정이 용이하게 이루어질 수 있도록 종이재로 이루어지는 것이 일반적이다.Such a packaging box is manufactured to form a certain elasticity so that the goods stored therein can be safely stored, and is generally made of paper material so that the packaging and transporting process of the goods can be made easily.

예컨대, 종래에는 접고, 펼치기가 용이한 종이재의 포장용 박스가 많이 제공되어 사용되고 있으며, 이러한 종이재 포장용 박스를 개선하여 사용되고 있는 것이다.For example, in the prior art, many paper packaging boxes that are easy to fold and unfold are provided and used, and such paper packaging boxes have been improved and used.

예컨대, 종래의 종이 상자로 형성되는 포장용 박스는 문헌(1)에서와 같이, 일정한 크기와 형태로 이루어진 종이(골판지)를 접어서 붙이거나, 제작된 종이(골판지)를 끼워 연결하며 포장용 박스를 형성하도록 구성된다.For example, a packaging box formed of a conventional paper box is to form a packaging box by folding and attaching paper (corrugated cardboard) of a certain size and shape as in the document (1), or inserting a manufactured paper (corrugated cardboard) to form a packaging box. is composed

그러나 위와 같은 종래의 종이재 포장용 박스는 견고한 보관이나 운반을 이루고자 하는 물품에 수분이 함유된 경우에는 박스의 내측으로 결로 현상이 발생되어 박스의 외형이 변화되거나 손상이 일어나는 문제가 있었다.However, in the case of the conventional paper packaging box as described above, when moisture is contained in the article to be stored or transported, there is a problem that the appearance of the box is changed or damaged due to the occurrence of dew condensation inside the box.

이에 따라, 종이재로 이루어진 포장용 박스의 방습 성능을 높일 수 있는 포장용 박스의 필요성이 대두되게 된 것이다.Accordingly, the need for a packaging box that can improve the moisture-proof performance of the packaging box made of paper material has emerged.

(1) 대한민국 등록특허 10-1546482호(2015.08.18)(1) Republic of Korea Patent Registration No. 10-1546482 (2015.08.18)

본 발명은 상술한 문제점을 해결하기 위해 안출한 것으로, 본 발명의 목적은 다음과 같다.The present invention has been devised to solve the above-described problems, and the objects of the present invention are as follows.

첫째, 포장용 박스를 이루는 라이너지의 방습성을 개선하여 포장용 박스의 방성 성능을 높일 수 있도록 한다.First, it is possible to improve the moisture resistance of the liner paper constituting the packaging box to increase the waterproofing performance of the packaging box.

둘째, 속지의 일면에 방습제를 도포하여 구성함으로써, 포장용 박스의 내측에 보관되는 물품의 습기로 인하여 포장용 박스가 손상되는 것을 방지할 수 있도록 한다.Second, by applying a desiccant to one side of the inlay, it is possible to prevent the packaging box from being damaged due to the moisture of the article stored inside the packaging box.

셋째, 방습성능이 개선된 포장용 박스를 제작하여 제공함으로써, 포장용 박스의 내측으로 야채나 과일과 같은 신선식품을 포장아여 운반하는 경우에도 상자의 내측이 습기로 인하여 손상되는 것을 방지하며 안전한 사용을 이룰 수 있도록 한다.Third, by manufacturing and providing a packaging box with improved moisture-proof performance, even when fresh foods such as vegetables or fruits are packaged and transported inside the packaging box, the inside of the box is prevented from being damaged by moisture and safe use is achieved. make it possible

넷째, 포장용 박스가 손상되는 것을 방지하며 안정적인 물품의 보관과 운반을 이룰 수 있게 함으로써, 포장용 박스의 내측에 보관되는 물품이 습기로 인하여 상하거나 손상되는 것을 방지할 수 있도록 한다.Fourth, by preventing the packaging box from being damaged and achieving stable storage and transport of the goods, it is possible to prevent the goods stored inside the packaging box from being damaged or damaged due to moisture.

다섯째, 대량의 물품을 포장하여 운반하는 포장센터나 물류센터에 적용하는 경우에도 종이 상자의 손상률을 최소화시킬 수 있어 불필요한 유지비용 등이 증가하는 것을 방지하여 기업의 비용손실을 줄일 수 있도록 한다.Fifth, even when applied to a packing center or distribution center that packs and transports a large amount of goods, it is possible to minimize the damage rate of the paper box, thereby preventing unnecessary maintenance costs, etc. from increasing, thereby reducing the cost loss of the company.

여섯째, 사용이 이루어진 포장용 박스가 용이하게 부식되도록 함으로써, 불필요한 환경오염이 발생되는 것을 방지할 수 있도록 한다.Sixth, by allowing the used packaging box to be easily corroded, it is possible to prevent unnecessary environmental pollution from occurring.

상기 목적을 달성하기 위해 본 발명은, 라이너지로 제작된 속지와 겉지로 이루어지는 종이 상자에 있어서, 상기 속지와 겉지의 사이에는 탄성층이 형성되어 구성되고, 상기 속지의 일면에는 비침습성수지를 포함하는 방습제가 코팅되어 구성될 수 있다.In order to achieve the above object, the present invention, in a paper box made of a liner paper and an outer paper, an elastic layer is formed between the inner paper and the outer paper, and one surface of the inner paper includes a non-invasive resin. The desiccant may be coated and configured.

이때, 상기 겉지의 일면으로는 플라스틱판이 결합되어 구성되고, 상기 방습제는 생분해성 플라스틱으로 구성될 수 있다.In this case, the one surface of the outer paper is configured by combining a plastic plate, and the desiccant may be composed of a biodegradable plastic.

상기 탄성층은 상기 속지의 내측 길이 방향을 따라 복수개 배열 배치되는 반원형상의 제1탄성구와, 상기 겉지의 내측 길이 방향을 따라 복수개 배열 배치되는 반원형상의 제2탄성구와, 상기 제1탄성구와 제2탄성구의 사이에 배치되는 탄성판을 포함하여 이루어지고, 상기 제1탄성구와 탄성판의 사이와, 상기 제2탄성구와 탄성판의 사이에는 복수개의 부식캡슐이 구비되어 구성될 수 있다.The elastic layer has a semicircular first elastic sphere arranged in a plurality of arrays along the inner longitudinal direction of the inlay, and a second semicircular second elastic sphere arranged in a plurality of arrays along the inner longitudinal direction of the outer paper, and the first elastic sphere and the second elastic sphere It may include an elastic plate disposed between the spheres, and between the first elastic sphere and the elastic plate, and between the second elastic sphere and the elastic plate, a plurality of corrosion capsules may be provided.

이상과 같은 본 발명은 다음과 같은 효과를 얻을 수 있다.The present invention as described above can obtain the following effects.

첫째, 포장용 박스를 이루는 라이너지의 방습성을 개선하여 포장용 박스의 방성 성능을 높일 수 있다.First, it is possible to improve the moisture-proof performance of the liner paper constituting the packaging box to improve the waterproofing performance of the packaging box.

둘째, 속지의 일면에 방습제를 도포하여 구성함으로써, 포장용 박스의 내측에 보관되는 물품의 습기로 인하여 포장용 박스가 손상되는 것을 방지할 수 있다.Second, by applying a desiccant to one surface of the inlay and configured, it is possible to prevent the packaging box from being damaged due to the moisture of the article stored inside the packaging box.

셋째, 방습성능이 개선된 포장용 박스를 제작하여 제공함으로써, 포장용 박스의 내측으로 야채나 과일과 같은 신선식품을 포장아여 운반하는 경우에도 상자의 내측이 습기로 인하여 손상되는 것을 방지하며 안전한 사용을 이룰 수 있다.Third, by manufacturing and providing a packaging box with improved moisture-proof performance, even when fresh foods such as vegetables or fruits are packaged and transported inside the packaging box, the inside of the box is prevented from being damaged by moisture and safe use is achieved. can

넷째, 포장용 박스가 손상되는 것을 방지하며 안정적인 물품의 보관과 운반을 이룰 수 있게 함으로써, 포장용 박스의 내측에 보관되는 물품이 습기로 인하여 상하거나 손상되는 것을 방지할 수 있다.Fourth, by preventing the packaging box from being damaged and achieving stable storage and transport of the goods, it is possible to prevent the goods stored inside the packaging box from being damaged or damaged due to moisture.

다섯째, 대량의 물품을 포장하여 운반하는 포장센터나 물류센터에 적용하는 경우에도 종이 상자의 손상률을 최소화시킬 수 있어 불필요한 유지비용 등이 증가하는 것을 방지하여 기업의 비용손실을 줄일 수 있다.Fifth, even when applied to a packaging center or distribution center that packs and transports a large amount of goods, the damage rate of the paper box can be minimized, thereby preventing unnecessary maintenance costs, etc. from increasing, thereby reducing the company's cost loss.

여섯째, 사용이 이루어진 포장용 박스가 용이하게 부식되도록 함으로써, 불필요한 환경오염이 발생되는 것을 방지할 수 있다.Sixth, by allowing the used packaging box to be easily corroded, unnecessary environmental pollution can be prevented from occurring.

도 1은 본 발명에 따른 방습성능이 개선된 포장용 박스의 결합 상태를 도시한 정단면도.1 is a front cross-sectional view showing the bonding state of the packaging box with improved moisture-proof performance according to the present invention.

본 명세서 및 청구범위에서 사용하는 용어나 단어는, 통상적이거나 사전적인 의미로 한정하여 해석될 것이 아니라, '발명자는 그 자신의 발명을 가장 최선의 방법으로 설명하기 위해 용어의 개념을 적절하게 정의할 수 있다'는 원칙에 입각하여 본 발명의 기술적 사상에 부합하는 의미와 개념으로 해석되어야만 한다.The terms or words used in the present specification and claims are not to be construed as being limited in their ordinary or dictionary meanings, but 'the inventor may properly define the concept of the term in order to best describe his invention. It should be interpreted as meaning and concept consistent with the technical idea of the present invention based on the principle of 'can be'.

또한, 본 명세서에 기재된 실시 예와 도면에 도시한 구성은, 본 발명의 바람직한 실시 예에 불과한 것일 뿐이고, 본 발명의 기술적 사상을 모두 대변하는 것은 아니므로, 본 출원시점에 있어서 이들을 대체할 수 있는 다양한 균등물과 변형 예들이 있을 수 있음을 이해해야 한다.In addition, the embodiments described in this specification and the configurations shown in the drawings are merely preferred embodiments of the present invention, and do not represent all the technical ideas of the present invention, so they can be substituted at the time of the present application It should be understood that there may be various equivalents and variations.

이하, 첨부된 도면을 참조하면서 본 발명에 따른 바람직한 실시 예를 상세히 설명하기로 한다.Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to the accompanying drawings.

본 발명은, 라이너지(1)로 제작된 속지(2)와 겉지(3)로 이루어지는 종이 상자에 있어서, 상기 속지(2)와 겉지(3)의 사이에는 탄성층(5)이 형성되어 구성되고, 상기 속지(2)의 일면에는 비침습성수지를 포함하는 방습제(5)가 코팅되어 구성되며, 상기 겉지(3)의 일면으로는 막 형태의 플라스틱판이 결합되어 구성되고, 상기 방습제(5)는 생분해성 플라스틱으로 구성되며, 상기 탄성층(5)은 상기 속지(2)의 내측 길이 방향을 따라 복수개 배열 배치되는 반원형상의 제1탄성구(5a-1)와, 상기 겉지(3)의 내측 길이 방향을 따라 복수개 배열 배치되는 반원형상의 제2탄성구(5a-2)와, 상기 제1탄성구(5a-1)와 제2탄성구(5a-2)의 사이에 배치되는 탄성판(5b)을 포함하여 이루어지고, 상기 제1탄성구(5a-1)와 탄성판(5b)의 사이와, 상기 제2탄성구(5a-2)와 탄성판(5b)의 사이에는 복수개의 부식재(6)가 구비되어 구성되고, 상기 속지(2)와 제1탄성구(5a-1)의 사이와, 상기 겉지(3)와 제2탄성구(5a-2)의 사이에는 막 형태의 결합판(7)이 구비되어 구성된다.In the present invention, in a paper box comprising an inner paper 2 and an outer paper 3 made of liner paper 1, an elastic layer 5 is formed between the inner paper 2 and the outer paper 3 and a desiccant (5) containing a non-invasive resin is coated on one surface of the inlay (2), and a plastic plate in the form of a membrane is coupled to one surface of the outer paper (3), and the desiccant (5) is composed of biodegradable plastic, and the elastic layer 5 is a semicircular first elastic sphere 5a-1 arranged in a plurality along the inner longitudinal direction of the inner paper 2, and the inner side of the outer paper 3 A plurality of semicircular second elastic spheres 5a-2 arranged in a longitudinal direction, and an elastic plate 5b arranged between the first and second elastic spheres 5a-1 and 5a-2 ), and between the first elastic sphere (5a-1) and the elastic plate (5b), and between the second elastic sphere (5a-2) and the elastic plate (5b), a plurality of corrosive materials (6) is provided and configured, and between the inner paper (2) and the first elastic sphere (5a-1), and between the outer paper (3) and the second elastic sphere (5a-2), a membrane-type coupling A plate 7 is provided and configured.

본 발명은 특정한 실시예에 관련하여 도시하고 설명하였지만, 이하의 특허청구범위에 의해 제공되는 본 발명의 요지 또는 범위를 벗어나지 않는 한도 내에서 본 발명이 다양하게 개량 및 변경될 수 있다는 것을 당업계에서 통상의 지식을 가진자에게 있어서 자명할 것이다.Although the present invention has been shown and described with reference to specific embodiments, it is recognized in the art that various improvements and modifications can be made without departing from the spirit or scope of the present invention as provided by the following claims. It will be apparent to those of ordinary skill in the art.

1: 라이너지 2: 속지
3: 겉지 5: 탄성층
6: 부식캡슐 7: 결합판1: Liner 2: Inlay
3: Outer fabric 5: Elastic layer
6: Corrosion Capsule 7: Bonding Plate

Claims (1)

라이너지(1)로 제작된 속지(2)와 겉지(3)로 이루어지는 종이 상자에 있어서,
상기 속지(2)와 겉지(3)의 사이에는 탄성층(5)이 형성되어 구성되고,
상기 속지(2)의 일면에는 비침습성수지를 포함하는 방습제(5)가 코팅되어 구성되며,
상기 겉지(3)의 일면으로는 막 형태의 플라스틱판이 결합되어 구성되고,
상기 방습제(5)는 생분해성 플라스틱으로 구성되며,
상기 탄성층(5)은
상기 속지(2)의 내측 길이 방향을 따라 복수개 배열 배치되는 반원형상의 제1탄성구(5a-1)와,
상기 겉지(3)의 내측 길이 방향을 따라 복수개 배열 배치되는 반원형상의 제2탄성구(5a-2)와,
상기 제1탄성구(5a-1)와 제2탄성구(5a-2)의 사이에 배치되는 탄성판(5b)을 포함하여 이루어지고,
상기 제1탄성구(5a-1)와 탄성판(5b)의 사이와, 상기 제2탄성구(5a-2)와 탄성판(5b)의 사이에는 복수개의 부식재(6)가 구비되어 구성되고,
상기 속지(2)와 제1탄성구(5a-1)의 사이와, 상기 겉지(3)와 제2탄성구(5a-2)의 사이에는 막 형태의 결합판(7)이 구비되어 구성되는 것을 특징으로 하는 방습성능이 개선된 포장용 박스.
In a paper box consisting of an inner paper (2) and an outer paper (3) made of liner paper (1),
An elastic layer (5) is formed between the inner paper (2) and the outer paper (3) and is configured,
One surface of the inlay (2) is configured to be coated with a desiccant (5) containing a non-invasive resin,
One surface of the outer paper 3 is composed of a plastic plate in the form of a membrane,
The desiccant (5) is composed of biodegradable plastic,
The elastic layer 5 is
A semicircular first elastic sphere (5a-1) arranged in a plurality of arrays along the inner longitudinal direction of the inlay (2);
A plurality of semicircular second elastic spheres (5a-2) arranged in an array along the inner longitudinal direction of the cover (3);
and an elastic plate 5b disposed between the first elastic sphere 5a-1 and the second elastic sphere 5a-2,
A plurality of corrosive materials 6 are provided between the first elastic sphere 5a-1 and the elastic plate 5b and between the second elastic sphere 5a-2 and the elastic plate 5b. become,
Between the inner paper (2) and the first elastic sphere (5a-1), and between the outer paper (3) and the second elastic sphere (5a-2), a coupling plate 7 in the form of a membrane is provided Packing box with improved moisture-proof performance, characterized in that.
KR1020200022703A 2020-02-25 2020-02-25 paper box with improved Water Resistance and WaterProofing KR102348244B1 (en)

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JPH0780972A (en) * 1993-06-23 1995-03-28 Crown Package:Kk Production of waterproof corrugated cardboard
JPH07206051A (en) * 1994-01-01 1995-08-08 Life Shuppan:Kk Packaging corrugated board for article or material sensitive to environment, and packaging method therefor
JP2005076133A (en) * 2003-08-28 2005-03-24 Sekisui Plastics Co Ltd Converted paper, paper material for packaging food, food-packaging container and packaged food
KR101546482B1 (en) 2013-09-02 2015-08-21 인제대학교 산학협력단 Composition for inducing differentiation into myeloid-derived suppressor cell and method of inducing the same
JP2016055628A (en) * 2014-09-09 2016-04-21 パイロットインキ株式会社 Color-changing cardboard, and color-changing cardboard box using the same
KR20210023566A (en) * 2019-08-23 2021-03-04 주식회사 디와이프로 A eco-paper box and the manufacturing method
KR20210030770A (en) * 2019-09-10 2021-03-18 주식회사 디와이프로 A-eco-paper box manufacturing apparatus and method thereof and
KR20210106663A (en) * 2020-02-21 2021-08-31 주식회사 디와이프로 A eco-paper box and the manufacturing method

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0780972A (en) * 1993-06-23 1995-03-28 Crown Package:Kk Production of waterproof corrugated cardboard
JPH07206051A (en) * 1994-01-01 1995-08-08 Life Shuppan:Kk Packaging corrugated board for article or material sensitive to environment, and packaging method therefor
JP2005076133A (en) * 2003-08-28 2005-03-24 Sekisui Plastics Co Ltd Converted paper, paper material for packaging food, food-packaging container and packaged food
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KR20210030770A (en) * 2019-09-10 2021-03-18 주식회사 디와이프로 A-eco-paper box manufacturing apparatus and method thereof and
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