WO2021084870A1 - Procédé de transport - Google Patents

Procédé de transport Download PDF

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Publication number
WO2021084870A1
WO2021084870A1 PCT/JP2020/031911 JP2020031911W WO2021084870A1 WO 2021084870 A1 WO2021084870 A1 WO 2021084870A1 JP 2020031911 W JP2020031911 W JP 2020031911W WO 2021084870 A1 WO2021084870 A1 WO 2021084870A1
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WO
WIPO (PCT)
Prior art keywords
moisture
side wall
folding
proof
box
Prior art date
Application number
PCT/JP2020/031911
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English (en)
Japanese (ja)
Inventor
乙幡　隆範
知也 畠山
Original Assignee
日本製紙株式会社
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Publication date
Application filed by 日本製紙株式会社 filed Critical 日本製紙株式会社
Priority to JP2021554107A priority Critical patent/JPWO2021084870A1/ja
Priority to AU2020377311A priority patent/AU2020377311A1/en
Publication of WO2021084870A1 publication Critical patent/WO2021084870A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B31B50/14—Cutting, e.g. perforating, punching, slitting or trimming
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B31B50/25—Surface scoring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B31B50/26—Folding sheets, blanks or webs
    • 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
    • B65D5/20—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 by folding-up portions connected to a central panel from all sides to form a container body, e.g. of tray-like form
    • B65D5/24—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 by folding-up portions connected to a central panel from all sides to form a container body, e.g. of tray-like form with adjacent sides interconnected by gusset folds

Definitions

  • the present invention relates to a method for transporting an article using a moisture-proof box.
  • a styrofoam container composed of a styrofoam container and a lid is used (see, for example, Patent Document 1).
  • the Styrofoam container is manufactured at a container manufacturing factory and then transported to a place where the container is used, such as a fishing port, by truck transportation or the like.
  • An object of the present invention is to provide a method for transporting an article using an environmentally friendly moisture-proof box at low cost.
  • the transport method of the present invention is a transport method for transporting an article using a moisture-proof box, in which moisture-proof paper having a coating layer on at least one surface of a paper substrate is transported in a wound shape.
  • moisture-proof paper having a coating layer on at least one surface of a paper substrate is transported in a wound shape.
  • Corrugated cardboard with a corrugator and after folding and punching, all the bottom and side parts made with the moisture-proof corrugated cardboard that was transported in the form of a sheet to or near the place where the moisture-proof box is used.
  • To prepare the moisture-proof box having an integral structure of folding to store the article in the prepared moisture-proof box, and to transport the moisture-proof box containing the article to the place of consumption. Including the process of shipping to.
  • the average coating layer thickness of the coating layer is not less 5.5 ⁇ m or more, and moisture permeability per unit thickness is 10 (g / m 2 ⁇ 24h ) / ⁇ m or less ..
  • the coating layer contains a synthetic resin and wax.
  • the synthetic resin contains at least one of a styrene resin, an acrylic resin, a butadiene resin, a polyolefin resin, a polyvinyl alcohol resin, a polylactic acid resin, a polyester resin, and a polyethylene resin. ..
  • the wax is a hydrocarbon wax containing paraffin.
  • the moisture-proof box to be manufactured is assembled from one piece of the moisture-proof paper, and is connected to the two opposite sides of the rectangular bottom via the first folding line.
  • a first side wall portion is provided, and a second side wall portion is provided on each of the other two opposing sides of the bottom portion via a second folding line, and the adjacent first side wall portion and the second side wall portion are provided.
  • they are connected to both side edges via the third and fourth fold lines, respectively, and are formed into a square having both side edges as two sides, and the diagonal line between the third fold line and the fourth fold line is the first.
  • a folding portion is provided which is folded inward in half as a five-fold line to form a triangle and is folded into the inner surface side of the second side wall portion, and a projecting piece portion is provided on the two open sides of the folding portion.
  • a locking piece portion connected via a sixth folding line is provided on the open side of the side wall portion, and the protruding piece portion provided in the folding portion is fitted between the locking piece portion and the second side wall portion.
  • a fitting port is formed, and the locking piece portion is valley-folded from the sixth folding line to be provided on the open side of the folding portion that is folded into the fitting port on the inner surface side of the second side wall portion. The protruding piece portion was fitted.
  • the central portion of the two open sides of the folding portion has a depth exceeding the thickness of the moisture-proof raw paper.
  • the recesses are formed by being cut into a recess, and the protrusions on both sides of the recess are used as the protrusions.
  • the recesses and the protrusions formed on the two open sides of the folding portion have the folding portion as the first.
  • the locking piece is formed so as to overlap when folded in half from the five-fold line, and the locking piece portion provided on the open side of the second side wall portion is such that one of the protruding pieces composed of the two overlapping protrusions is formed.
  • the hole-shaped fitting port to be fitted is formed, and the groove-shaped fitting port to which the other projecting piece portion is fitted is formed on both sides thereof, and the hole-shaped fitting port and the groove-shaped fitting port are formed.
  • the space between them is a connecting portion that is connected to the second side wall portion, and the connecting portion has a width that allows it to be fitted into the recess formed on the two open sides of the folding portion, and further, the first.
  • the two side wall portions are provided with a notch that forms a part of the connecting portion within a range that does not exceed the depth of the recess, and the line connecting the tips of the notches is the sixth folding line.
  • the moisture-proof box further includes an inner lid that covers an opening formed by the two first side wall portions and the two second side wall portions, and the inner lid is provided. , The moisture-proof paper.
  • the moisture-proof box includes an outer lid that covers the opening, and the outer lid is made of the moisture-proof paper.
  • the folding line includes the first folding line, the second folding line, the third folding line, the fourth folding line, the fifth folding line and the sixth folding line.
  • the moisture-proof box is detachably fitted to a rectangular box body assembled from one piece of the moisture-proof paper and the outer periphery of the box body to form a side surface portion of the box body and the side surface portion of the box body. It has a lid assembled from a piece of moisture-proof paper covering the upper opening, and the height of the box body and the inner depth of the lid are the same.
  • the moisture-proof box is assembled from one piece of the moisture-proof paper, and a first side wall portion is connected to two opposing sides of a rectangular bottom portion via a first folding line.
  • a second side wall is provided on each of the other two opposing sides of the bottom and connected via a second folding line, and both side ends are provided between the adjacent first side wall and the second side wall. It is connected to the edges via the 3rd and 4th fold lines, respectively, and is formed into a square having both side edges as 2 sides.
  • a folding portion is provided which is folded in half to form a triangle and is folded into the inner surface side of the second side wall portion, and is connected to the open side of the second side wall portion via a seventh folding line and an eighth folding line.
  • a piece was provided, and the folded piece was folded toward the inner surface side of the second side wall portion by valley-folding the 7th folding line and the 8th folding line.
  • the dimensions of the folded piece from the 8th folding line to the open side are the same as the dimensions from the 2nd folding line to the 7th folding line.
  • FIG. 7 It is a figure which shows each process of the transport method which concerns on embodiment of this invention. It is a perspective view which shows the moisture-proof box which concerns on 1st Embodiment of this invention. It is a development view of the box shown in FIG. It is a figure which shows the process of assembling the box shown in FIG. It is a top view which shows the inner lid attached to the opening of the box shown in FIG. It is a top view which shows the state which attached the inner lid to the opening of the box shown in FIG. It is a top view which shows the outer lid which concerns on 1st Embodiment of this invention. It is a figure which shows the state which put the outer lid shown in FIG. 7 on the moisture-proof box.
  • moisture-proof paper having a coating layer on at least one surface of the paper base material is transported in a wound shape, corrugated with a corrugated board, folded and punched, and then moisture-proof.
  • FIG. 1 is a diagram showing each step of the transport method according to the embodiment of the present invention.
  • a moisture-proof box is prepared at a place where the moisture-proof box is used, for example, at a fishing port (S1).
  • moisture-proof paper having a coating layer on at least one surface of a paper base material is manufactured.
  • the moisture-proof paper will be described later.
  • the produced moisture-proof paper is transported to a corrugated board processing maker in a wound shape.
  • a corrugated cardboard processing maker two sheets of moisture-proof paper (corrugated cardboard base paper) and one corrugated core base paper are bonded together with a corrugator. That is, a moisture-proof corrugated cardboard is manufactured by performing a corrugated cardboard process in which corrugated cardboard base paper is applied to both sides of the core base paper with a corrugated board so that the coating layer faces outward.
  • the moisture-proof corrugated cardboard is transported in a sheet shape to or near the place where the moisture-proof box is used, and the moisture-proof box having an integral structure in which the bottom and side surfaces are all folded is manufactured. That is, in a place where a moisture-proof box is used, a person who stores the product in the moisture-proof box makes the box. Alternatively, a box maker near the place where the moisture-proof box is used makes the box. The structure and box making of the moisture-proof box will be described later. In this way, the moisture-proof box made in the place where the moisture-proof box is used is prepared.
  • the prepared moisture-proof box for example, seafood and the like are stored together with ice (S2). Then, the moisture-proof box containing the goods is shipped for transportation to a consumption place such as a market or a supermarket (S3).
  • this method of transporting goods it is possible to reduce the cost of transportation and storage in an empty box state before use, and it is possible to easily dispose of the goods after use, so that the cost is low and the environment is high. It is possible to provide a method of transporting an article using a moisture-proof box in consideration of the above.
  • the moisture-proof paper according to the present invention includes a paper base material and a coating layer located on at least one surface of the paper base material, and the coating layer has an average coating layer thickness of 5. and at 5 ⁇ m or more and is characterized in that the moisture permeability per unit thickness of the coating layer is 10 (g / m 2 ⁇ 24h ) / ⁇ m or less.
  • Such a moisture-proof paper has both moisture-proof and waterproof properties, and thereby suppresses a decrease in strength in applications where it comes into contact with moisture or moisture.
  • the paper base material constituting the moisture-proof paper of the present invention one having an optimum basis weight can be used depending on the use of the moisture-proof paper.
  • the lower limit of the basis weight can be appropriately set in the range of 10 g / m 2 or more and the upper limit can be appropriately set in the range of 250 g / m 2 or less.
  • the paper base material is kraft paper.
  • the lower limit of the basis weight can be set in the range of 30 g / m 2 or more, and the upper limit can be set in the range of 250 g / m 2 or less.
  • the lower limit of the basis weight thereof can be appropriately set in the range of 100 g / m 2 or more and the upper limit of 750 g / m 2 or less.
  • the lower limit of the basis weight can be set in the range of 100 g / m 2 or more and the upper limit can be set in the range of 550 g / m 2 or less.
  • the physical properties of the paper base material can be appropriately set according to the use of the moisture-proof paper.
  • the lower limit of the longitudinal elongation is 1.0% or more
  • the upper limit is 15.0% or less
  • the lower limit of the lateral elongation is Set so that the upper limit is 2.0% or more and the upper limit is 12.0% or less
  • the lower limit of the specific compression strength is 100 N ⁇ m 2 / g or more
  • the upper limit is 350 N ⁇ m 2 / g or less.
  • paper-based raw material pulps examples include coniferous bleached kraft pulp (NBKP), broadleaf bleached kraft pulp (LBKP), coniferous unbleached kraft pulp (NUKP), broadleaf bleached kraft pulp (LUKP), and crushed wood pulp (GP). ), Refiner ground pulp (RGP), chemical pulp (CP), thermomechanical pulp (TMP), chemithermomechanical pulp (CTMP) and other wood fiber-derived pulps, Kenaf, bagus, bamboo, hemp, straw, etc.
  • NNKP coniferous bleached kraft pulp
  • LKP coniferous unbleached kraft pulp
  • NUKP coniferous unbleached kraft pulp
  • LKP broadleaf bleached kraft pulp
  • GP crushed wood pulp
  • RGP Refiner ground pulp
  • CP chemical pulp
  • TMP thermomechanical pulp
  • CMP chemithermomechanical pulp
  • the non-wood pulp obtained can be mentioned.
  • the paper base material may contain recycled paper pulp or may not contain recycled paper pulp.
  • the blending ratio of the used paper pulp in the total pulp is preferably 10% by mass or more, more preferably 25% by mass or more, still more preferable. Can be 50% by mass or more, most preferably 70% by mass or more, and 100% by mass (consisting only of pulp derived from used paper).
  • kraft pulp may be blended as pulp other than used paper pulp, or the entire amount may be kraft pulp.
  • the recycled paper pulp blending ratio per layer can be as described above, and the recycled paper pulp blending ratio in each layer is different. There may be.
  • used paper pulp used paper pulp, high-quality paper, high-quality coated paper, medium-quality paper, medium-quality coated paper, stencil paper, etc., which are obtained by separating unprinted used paper such as corrugated waste paper, fine white, special white, medium white, and white loss.
  • Printed waste paper, written waste paper, paper such as discarded confidential documents, magazine waste paper, newspaper waste paper deinked after desorption (DIP), etc. can be used.
  • the lower limit of the average coating layer thickness of the coating layer constituting the present invention is in the range of 5.5 ⁇ m or more, preferably 5.7 ⁇ m or more.
  • the upper limit of the average coating layer thickness can be 20 ⁇ m or less, preferably 15 ⁇ m or less, and more preferably 12.5 ⁇ m or less.
  • the upper limit of moisture permeability per unit thickness of the coating layer 10 (g / m 2 ⁇ 24h ) / ⁇ m or less, preferably 8 (g / m 2 ⁇ 24h ) / ⁇ m or less.
  • the average coating layer thickness is an average value of the thicknesses of the coating layers measured at arbitrary 10 points.
  • the moisture permeability per unit thickness of the coated layer is a value calculated by dividing the moisture permeability measured from the coating layer side of the moisture-proof paper in accordance with JIS Z 0208 by the average coating layer thickness. ..
  • the moisture-proof paper of the present invention If the average coating layer thickness of the coating layer is less than 5.5 ⁇ m, it becomes difficult for the moisture-proof paper of the present invention to have moisture-proof and waterproof properties. Further, the moisture permeability per unit thickness of the coating layer exceeds 10 (g / m 2 ⁇ 24h ) / ⁇ m, not only the water resistance is lowered, comprising the moisture-proof paper of the present invention, moisture resistance even It will be inadequate.
  • the waterproof property in the present invention means that even if a container is made of moisture-proof paper, water is put into the container and the container is left for one week, water does not seep out and the shape of the container is not deformed. Alternatively, it means that the shape of the container is maintained although some deformation is observed.
  • such a coating layer contains a synthetic resin and wax.
  • the synthetic resin preferably contains at least one of a styrene resin, an acrylic resin, a butadiene resin, a polyolefin resin, a polyvinyl alcohol resin, a polylactic acid resin, a polyester resin, and a polyethylene resin.
  • the synthetic resin is a styrene resin and / or an acrylic resin.
  • the styrene-based resin that can be contained in the coating layer constituting the present invention is a resin in which the copolymerization ratio of the styrene-based monomer having a styrene skeleton in the structure is 50% by mass or more, and is a styrene-based simple resin. It may consist only of a polymer of a dimer.
  • styrene-based monomer examples include styrene, o-methylstyrene, m-methylstyrene, p-methylstyrene, 2,4-dimethylstyrene, ethylstyrene, p-tert-butylstyrene, ⁇ -methylstyrene, and ⁇ .
  • -Methyl-p-methylstyrene and the like can be mentioned.
  • Examples of the monomer copolymerizable with the styrene monomer include alkyl methacrylates such as methyl methacrylate, cyclohexyl methacrylate and methyl phenyl methacrylate, alkyl acrylates such as methyl acrylate, ethyl acrylate, butyl acrylate and cyclohexyl acrylate, and methacrylic acid.
  • Unsaturated carboxylic acids such as acrylic acid, unsaturated dicarboxylic acid anhydrides such as maleic acid and itaconic acid, unsaturated nitriles such as acrylonitrile and methacrylonitrile, 1,3-butadiene, 2-methyl-1 , 3-butadiene and the like conjugated diene and the like. These can be used alone or in combination of two or more.
  • the acrylic resin that can be contained in the coating layer constituting the present invention is a resin in which the copolymerization ratio of acrylic acid, methacrylic acid and the acrylic monomer which is a derivative thereof is 50% by mass or more. , It may be composed only of a polymer of an acrylic monomer.
  • acrylic monomer examples include methacrylic acid esters such as cyclohexyl methacrylate, t-butylcyclohexyl methacrylate and methyl methacrylate, and acrylic acid esters such as methyl acrylate, ethyl acrylate, butyl acrylate and isopropyl acrylate.
  • the acrylic resin may be a polymer of one or more kinds of monomers selected from these acrylic monomers.
  • Examples of the monomer copolymerizable with the acrylic monomer include styrene, o-methylstyrene, p-methylstyrene, 2,4-dimethylstyrene, ethylstyrene, p-tert-butylstyrene, and ⁇ -methyl.
  • Aromatic vinyl compounds such as styrene and ⁇ -methyl-p-methylstyrene, unsaturated nitriles such as acrylonitrile and methacrylonitrile, maleimides such as N-phenylmaleimide and N-cyclohexylmaleimide, and unsaturated dicarboxylic acids such as maleic anhydride.
  • Examples thereof include unsaturated carboxylic acids such as anhydrides, methacrylic acid and acrylic acid. These can be used alone or in combination of two or more.
  • wax examples include polyethylene-based wax, Fishertroph wax, oil-based synthetic wax (fatty acid ester-based, fatty acid amide, ketone / amines), synthetic wax such as hydrogen-hardened oil, beeswax, and wood wax.
  • oils-based synthetic wax fatty acid ester-based, fatty acid amide, ketone / amines
  • synthetic wax such as hydrogen-hardened oil
  • beeswax examples thereof include natural waxes such as paraffin wax and microcrystallin wax. These waxes can be used alone or in combination of two or more, and a hydrocarbon wax containing paraffin is particularly preferable.
  • the unit moisture permeability per thickness 50 (g / m 2 ⁇ 24h ) / ⁇ m or less, preferably 20 (g / m 2 ⁇ 24h ) / ⁇ m or less, more preferably 10 (g / m 2 ⁇ 24h ) / ⁇ m or less, also to prepare a container with a moisture-proof paper, even when left for 1 week to put water in the water seepage is the shape of the container does not occur It does not deform, or the shape of the container is maintained although it is slightly deformed. Therefore, it has excellent moisture resistance and waterproofness, which has the effect of suppressing a decrease in strength in applications where it comes into contact with moisture or moisture.
  • the moisture permeability of the moisture-proof paper is measured from the coating layer side in accordance with JIS Z 0208.
  • a desired paper base material is prepared according to the use of the moisture-proof paper.
  • an example of making a paper base material will be described.
  • raw material pulp for example, coniferous bleached kraft pulp (NBKP), broadleaf bleached kraft pulp (LBKP), coniferous unbleached kraft pulp (NUKP), broadleaf bleached kraft pulp (LUKP), crushed wood pulp ( From various pulps derived from wood fibers such as GP), refiner ground pulp (RGP), chemical pulp (CP), thermomechanical pulp (TMP), chemithermomechanical pulp (CTMP), Kenaf, bagus, bamboo, hemp, straw, etc. The obtained non-wood pulp can be used.
  • NNKP coniferous bleached kraft pulp
  • LKP broadleaf bleached kraft pulp
  • NUKP coniferous unbleached kraft pulp
  • LKP broadleaf bleached kraft pulp
  • crushed wood pulp From various pulps derived from wood fibers
  • Used paper pulp can be used in the paper base making, and the recycled paper pulp content in the paper base material can be appropriately set according to the use of the moisture-proof paper.
  • used paper pulp used paper pulp, high-quality paper, high-quality coated paper, medium-quality paper, medium-quality coated paper, stencil paper, etc., which are obtained by separating unprinted used paper such as corrugated waste paper, fine white, special white, medium white, and white loss.
  • Printed waste paper, written waste paper, paper such as discarded confidential documents, magazine waste paper, newspaper waste paper deinked after desorption (DIP), etc. can be used.
  • a sizing agent or a water-repellent agent for preventing moisture absorption can be added inside or outside, and a paper strength enhancer can be added inside or outside to improve the strength.
  • the sizing agent include rosin-based sizing agents, rosin emulsion-based sizing agents, ⁇ -carboxymethyl saturated fatty acids, etc., neutral rosin-based sizing agents, alkyl ketene dimers (AKD), alkenyl succinic anhydride (ASA), and the like.
  • Examples thereof include cationic polymer-based sizing agents.
  • the water repellent include a fluorine-based resin, a polyamide-based resin, and a wax emulsion.
  • examples of the paper strength enhancer include conventionally used paper strength enhancers such as polyacrylamide (PAM) and modified starch.
  • fillers include kaolin, calcined kaolin, delaminated kaolin, clay, calcined clay, delaminated clay, illite, heavy calcium carbonate, light calcium carbonate, light calcium carbonate-silica complex, magnesium carbonate, carbonic acid.
  • Inorganic fillers such as barium, titanium dioxide, zinc oxide, silicon oxide, amorphous silica, aluminum hydroxide, calcium hydroxide, magnesium hydroxide, zinc hydroxide, and organics such as urea-formalin resin, polystyrene resin, phenol resin, etc. Examples include fillers.
  • a coating layer is formed on one desired surface or both sides of the paper substrate.
  • the coating layer can be formed by applying a coating agent using a known coating method, for example, coating such as air knife coating, curtain coating, blade coating, gate roll coating and the like. A construction method can be used. Further, the coating layer may be formed by a single layer coating, and if necessary, two or more layers may be simultaneously coated by a curtain coating.
  • the coating agent for the coating layer for example, one in which synthetic resin and wax are mixed and dispersed in a solvent can be used.
  • the coating agent may contain a pigment, a binder, a stabilizer, a defoaming agent, a water resistant agent, a viscosity improving agent, a water retaining agent, a preservative, a coloring agent and the like.
  • the lower limit of the average coating layer thickness is in the range of 5.5 ⁇ m or more, preferably 5.7 ⁇ m or more, and the unit thickness of the coating layer measured in accordance with JIS Z 0208.
  • the upper limit of moisture permeability per the is 10 (g / m 2 ⁇ 24h ) / ⁇ m or less, preferably to form a coating layer so that the 8 (g / m 2 ⁇ 24h ) / ⁇ m or less.
  • coating can be performed so that the coating amount of the coating agent on the paper substrate is within the range of 20 g / m 2 or less, which is preferable. It is preferable to apply the coating agent so that the lower limit of the coating amount is 4 g / m 2 or more, the upper limit is 20 g / m 2 or less, and more preferably 15 g / m 2 or less.
  • the moisture permeability per unit thickness was measured according to JIS Z 0208 is 50 (g / m 2 ⁇ 24h ) / [mu] m or less, preferably 20 (g / m 2 ⁇ 24h ) / ⁇ m or less, more preferably 10 (g / m 2 ⁇ 24h ) / ⁇ m or less, also to prepare a container with a moisture-proof paper, water The shape of the container is not deformed because water does not seep out even if the container is left for one week, or the shape of the container is maintained although some deformation is observed.
  • the use of the moisture-proof paper according to the present invention is not particularly limited, and for example, it can be used as a packaging individual box containing a hygroscopic material such as a corrugated cardboard box or a detergent.
  • Formation of coating layer 0.46 parts by weight of defoaming agent was added to 100 parts by weight of a moisture-proof agent (VAPORCOAT2200.S manufactured by Michaelman) in which a styrene resin and an acrylic resin and a hydrocarbon wax containing paraffin were mixed and dispersed in a solvent.
  • a coating agent was prepared. Using this coating agent, apply by hand using a Mayer bar on one side of the above paper substrate (reference sample 1) so that the four types of coating amount shown in Table 1 below are obtained. Then, it was dried (105 ° C., 60 seconds) to form a coating layer. As a result, four types of moisture-proof paper (Sample 1-1 to Sample 1-4) were prepared.
  • a coating agent was prepared by adding 0.46 parts by weight of a defoaming agent to 100 parts by weight of a moisture-proofing agent similar to that in Production Example 1. Using this coating agent, apply by hand on one side of the above paper substrate (reference sample 2) so that the coating amount will be 6 types as shown in Table 1 below, and dry (105). The coating layer was formed at ° C. for 60 seconds). As a result, 6 types of moisture-proof paper (Sample 2-1 to Sample 2-6) were prepared.
  • a coating agent was prepared by adding 0.46 parts by weight of a defoaming agent to 100 parts by weight of a moisture-proof agent (Zyxen A manufactured by Sumitomo Seika Co., Ltd.) in which a polyolefin resin was mixed and dispersed in a solvent. Using this coating agent, apply by hand on one side of the paper base material (reference sample 1) similar to Production Example 1 so that the three types of coating amount shown in Table 1 below are obtained. , Dryed (105 ° C., 60 seconds) to form a coating layer. As a result, three types of moisture-proof paper (Sample 3-1 to Sample 3-3) were prepared.
  • a coating agent was prepared by adding 0.46 parts by weight of an antifoaming agent to 100 parts by weight of a moisture-proofing agent similar to that in Example 4. Using this coating agent, apply by hand on one side of the paper base material (reference sample 2) similar to Production Example 2 so that the three types of coating amount shown in Table 1 below are obtained. , Dryed (105 ° C., 60 seconds) to form a coating layer. As a result, three types of moisture-proof paper (Sample 4-1 to Sample 4-3) were prepared.
  • a coating agent was prepared by adding 0.46 parts by weight of a defoaming agent to 100 parts by weight of a moisture-proofing agent similar to that in Production Example 1. Using this coating agent, apply by the air knife coating method to one side of the above paper base material (reference sample 3) so that the four types of coating amount shown in Table 1 below are applied. A work layer was formed. As a result, four types of moisture-proof paper (Sample 5-1 to Sample 5-4) were prepared.
  • Example 6 0.46 parts by weight of antifoaming agent was added to 100 parts by weight of a moisture-proof agent (Cybinol EK-834 manufactured by Saiden Chemical Co., Ltd.) in which a styrene resin and / or an acrylic resin and rosin were mixed and dispersed in a solvent.
  • the coating agent was prepared. Using this coating agent, apply by hand on one side of the same paper base material (reference sample 1) as in Production Example 1 so that the coating amount is as shown in Table 1 below, and dry ( The coating layer was formed at 105 ° C. for 60 seconds). As a result, a moisture-proof paper (Sample 6) was prepared.
  • a coating agent was prepared by adding 0.46 parts by weight of a defoaming agent to 100 parts by weight of a moisture-proofing agent similar to that in Production Example 6. Using this coating agent, apply by hand on one side of the same paper base material (reference sample 2) as in Production Example 2 so that the coating amount is as shown in Table 1 below, and dry ( The coating layer was formed at 105 ° C. for 60 seconds). As a result, a moisture-proof paper (Sample 7) was prepared.
  • the average coating layer thickness and the moisture permeability per unit thickness of the coating layer were measured and calculated as follows, and the results are shown in Table 1 below.
  • the waterproof property was evaluated as follows, and the results are shown in Table 1 below.
  • ⁇ Average coating layer thickness The average value of the thickness of the coating layer measured at any 10 points is calculated.
  • ⁇ Waterproof> A container with a length of 28 cm, a width of 22 cm, and a depth of 13 cm is prepared using moisture-proof paper (the coating layer is located on the inner surface side), 1.0 L of water is put into this container, the temperature is 40 ° C, and the humidity is 80%. Observe the exudation state of water after leaving it for one week in the above environment, and judge according to the following criteria. (Criteria for waterproofness) ⁇ : Water does not seep out to the outer surface of the container or the inner surface of the container above the water surface. X: Water seeps out to the outer surface of the container and the inner surface of the container above the water surface.
  • the average coating layer thickness of the coating layer is not less 5.5 ⁇ m or more, and moisture permeability per unit thickness of the coating layer 10 (g / m 2 ⁇ 24h ) / ⁇ m Moisture-proof paper (Sample 1-1 to Sample 1-3, Sample 2-1 to Sample 2-5, Sample 3-1 and Sample 3-2, Sample 4-1 and Sample 4-2, Sample 5- It was confirmed that 1. Sample 5-2) has excellent moisture resistance and waterproofness.
  • the mean coating layer thickness of the coating layer is less than 5.5 [mu] m, or moisture-proof moisture permeability per unit thickness of the coating layer exceeds 10 (g / m 2 ⁇ 24h ) / ⁇ m
  • the sex paper (Sample 1-4, Sample 2-6, Sample 3-3, Sample 4-3, Sample 5-3, Sample 5-4, Sample 6, Sample 7) has poor waterproofness and moisture permeability. It was confirmed that the temperature was high and the moisture resistance tended to be inferior.
  • FIG. 2 is a perspective view of the moisture-proof box
  • FIG. 3 is a developed view of the moisture-proof box shown in FIG.
  • FIG. 4 is an explanatory view showing a process of assembling the moisture-proof box shown in FIG. 2
  • FIG. 5 is a plan view showing an inner lid attached to the opening of the moisture-proof box shown in FIG. 2
  • FIG. It is a top view which shows the state which attached the inner lid to the opening of a sex box.
  • the moisture-proof box 1 shown in FIG. 2 is made from a sheet of moisture-proof corrugated cardboard, that is, the moisture-proof paper of the present invention.
  • Moisture-proof corrugated cardboard boxes are manufactured by a person who stores products at the place where the moisture-proof tier box is used, or by a box maker near the place where the moisture-proof tier box is used.
  • the box 1 is provided with a first side wall portion 4 via a first folding line 3 on two opposite sides of the rectangular bottom portion 2, respectively, and the other opposite sides of the bottom portion 2 are opposed to each other.
  • a second side wall portion 6 is provided on each of the two sides thereof via the second folding line 5.
  • the adjacent first side wall portion 4 and the second side wall portion 6 are connected to both side edge portions via the third folding line 7 and the fourth folding line 8, respectively, and are formed into a square having both side edge portions as two sides.
  • the folding portion 10 is provided.
  • the folding portion 10 is folded inward in half with the diagonal line between the third folding line 7 and the fourth folding line 8 as the fifth folding line 9, and is folded inward to form a triangle on the inner surface side of the second side wall portion 6.
  • Projecting pieces 11a and 11b are provided on the two open sides of the folding portion 10.
  • the central portions of the two open sides of the folding portion 10 are cut to a depth exceeding the sheet thickness to form the recess 12, and the protrusions 13a and 13b on both sides of the recess 12 are the protrusions 11a and 11b.
  • the recesses 12 formed on the two open sides of the portion 10 and the protrusions 13a and 13b are formed so as to overlap each other when the folded portion 10 is folded in half from the fifth folding line 9.
  • the cutting depth of the recess 12 formed by cutting out the central portion of the two open sides of the folding portion 10 is preferably 2 to 3 times the sheet thickness.
  • the cutting depth of the recess 12 is 2 to 3 times the sheet thickness
  • the projecting pieces 11a and 11b are fitted into the fitting ports of the locking pieces described later, the projecting pieces 11a and 11b Since the tip of the rod protrudes from the fitting port of the locking piece portion with a width of at least the sheet thickness or more, a reliable locking state can be obtained between the protruding piece portions 11a and 11b and the locking piece portion.
  • the inner lid which will be described later, can be firmly put on the opening of the assembled box 1. In the box 1, the cutting depth of the recess 12 is three times the sheet thickness.
  • a locking piece portion 15 connected via a sixth folding line 14 is provided on the open side of the second side wall portion 6, and is provided in the folding portion 10 between the locking piece portion 15 and the second side wall portion 6.
  • Fitting ports 16a and 16b into which the projecting pieces 11a and 11b are fitted are formed, and by folding the locking piece 15 from the sixth folding line 14 in a valley fold, the fitting ports 16a and 16b are fitted with the second side wall portion 6.
  • the projecting pieces 11a and 11b provided in the folding portion 10 folded on the inner surface side are fitted.
  • the hole-shaped fitting port 16a and the groove-shaped fitting port 16b form a connecting portion 17 that is connected to the second side wall portion 6, and the connecting portion 17 is formed on the two open sides of the folding portion 10.
  • the width is such that it can be fitted into the recess 12, and the second side wall portion 6 is provided with a notch 18 that forms a part of the connecting portion 17 within a range not exceeding the depth of the recess 12, and the notch 18 is provided.
  • the line connecting the tips is the sixth polygonal line 14.
  • the box 1 having such an unfolding structure is assembled as follows. First, the first side wall portion 4 provided on the two opposing sides of the bottom portion 2 is raised by valley folding from the first folding line 3, and the first side wall portion 4 provided on the other two opposing sides of the bottom portion 2 is provided. 2 The side wall portion 6 is folded in a valley from the second folding line 5 and started up. In synchronization with the rise of the first side wall portion 4 and the second side wall portion 6, the square folding portion 10 provided between the adjacent first side wall portion 4 and the second side wall portion 6 becomes a diagonal line. The fifth fold line 9 is folded in a mountain, the third fold line 7 and the fourth fold line 8 are folded in a valley and folded inward to form a triangle, which is folded into the inner surface side of the second side wall portion 6.
  • the projecting pieces 11a and 11b are provided on the open side of the folding portion 10 (see FIG. 4).
  • the locking piece 15 provided on the open side of the second side wall 6 is folded in a valley from the sixth folding line 14 and tilted inward, and between the locking piece 15 and the second side wall 6.
  • the projecting pieces 11a and 11b provided in the folding portion 10 are fitted into the formed fitting openings 16a and 16b.
  • one protruding piece portion 11a composed of two overlapping protruding portions 13a and 13a is fitted in the center of the locking piece portion 15 along the open side of the second side wall portion 6.
  • a hole-shaped fitting port 16a is formed in the center between the locking piece portion 15 and the second side wall portion 6, and two protrusions that overlap each other on both sides of the locking piece portion 15 along the open side of the second side wall portion 6.
  • a groove-shaped fitting port 16b into which the other projecting piece portion 11b composed of the portions 13b and 13b is fitted is formed, and the second side wall portion 6 is between the hole-shaped fitting port 16a and the groove-shaped fitting port 16b.
  • the connecting portion 17 has a width that allows it to fit into the recesses 12 formed on the two open sides of the folding portion 10, and the second side wall portion 6 has a recess.
  • a notch 18 is provided to form a part of the connecting portion 17 within a range not exceeding the depth of 12, the line connecting the tips of the notch 18 is the sixth folding line 14, and the locking piece portion 15 is the sixth folding line.
  • the box 1 has the second side wall portion 4 and the second side wall portion 4 and the second side wall portion 4 from the bottom portion 2 while folding the folding portion 10 provided between the adjacent first side wall portion 4 and the second side wall portion 6 inward in half.
  • the side wall portion 6 is raised, the folded portion folded in half is folded into the inner surface side of the second side wall portion 6 and overlapped with the inner surface of the second side wall portion 6, and from this state, the side wall portion 6 is provided on the open side of the second side wall portion 6.
  • the locking piece portion 15 is folded in a valley from the sixth folding line 14, and is formed on the inner surface side of the second side wall portion 6 at the fitting ports 16a and 16b formed between the locking piece portion 15 and the second side wall portion 6. It can be easily assembled by a simple operation such as fitting the projecting pieces 11a and 11b provided on the open side of the folded portion 10.
  • the central portion of the two open sides of the folding portion 10 is cut out to a depth exceeding the sheet thickness to form a recess 12.
  • the protrusions 13a and 13b on both sides of the recess 12 are the protrusions 11a and 11b, and the recesses 12 formed on the two open sides of the folding portion 10 and the protrusions 13a and 13b are the folding portions 10. Is formed so as to overlap when folded in half from the fifth folding line 9.
  • one protruding piece portion 11a composed of two overlapping protruding portions 13a and 13a is fitted in the center of the locking piece portion 15 along the open side of the second side wall portion 6.
  • a matching hole-shaped fitting port 16a is formed in the center, and the other projecting piece portion 11b is composed of two projecting portions 13b and 13b that overlap each other along the open side of the second side wall portion 6 on both sides of the locking piece portion 15.
  • a groove-shaped fitting port 16b is formed, and the hole-shaped fitting port 16a and the groove-shaped fitting port 16b form a connecting portion 17 that is connected to the second side wall portion 6, and the connecting portion is formed.
  • the second side wall portion 6 has a connecting portion 17 within a range not exceeding the depth of the recess 12. Since the notch 18 forming a part of the notch 18 is provided and the line connecting the tip of the notch 18 is the sixth folding line 14, the locking piece portion 15 provided on the open side of the second side wall portion 6 is the third. By folding the 6-fold line 14 in a valley and tilting it inward and fitting the connecting portion 17 into the recess 12, the projecting pieces 11a and 11b provided in the folding portion 10 are locked with the locking piece 15 and the second side wall.
  • the projecting pieces 11a and 11b fitted to the fitting ports 16a and 16b formed between 6 and fitted to the fitting ports 16a and 16b have their tips from the fitting ports 16a and 16b of the locking piece portion 15. Since it is in a protruding state, a reliable locking state can be obtained between the projecting pieces 11a and 11b and the locking piece 15, and the second side wall 6 and the second side wall 6 are folded into the inner surface side.
  • the folded portion 10 can be securely fixed, and a robust box 1 can be obtained.
  • the tip of the protruding piece portions 11a and 11b fitted to the fitting ports 16a and 16b is the fitting port of the locking piece portion 15. Since it protrudes from the sheet with a width of at least the sheet thickness or more, a more reliable locking state can be obtained between the projecting piece portions 11a and 11b and the locking piece portion 15, and a more robust box 1 can be obtained.
  • the box 1 is provided with an inner lid 20 that can be detachably attached.
  • the inner lid 20 is made of a rectangular plate-like body that fits inside the opening of the box 1, and a hole-shaped fitting formed in the locking piece 15 is formed on the side of the inner lid 20 on the side of the second side wall. Fitting that fits into the abutment 16a and the groove-shaped fitting port 16b, and fits between the projecting piece 11a and the projecting piece 11b provided on the open side of the folding portion 10 protruding from the locking piece 15.
  • Piece 21 is formed (see FIG. 5).
  • As the plate-shaped body the same sheet-shaped moisture-proof corrugated cardboard as in Box 1 is used.
  • the inner lid 20 When the inner lid 20 is attached to the opening of the box 1 and closed, the inner lid 20 is fitted into the opening of the box 1 (see FIG. 6).
  • the inner lid 20 fitted into the opening of the box 1 abuts on the locking piece 15 whose inner surface is bent inward of the box 1 and is formed on the side of the inner lid 20 on the second side wall side.
  • the fitting piece 21 is fitted into the recess 12 formed on the open side of the folding portion 10 and comes into contact with the connecting portion 17 of the locking piece portion 15 fitted in the recess 12. In this way, the inner lid 20 is attached to the opening of the box 1, and the opening of the box 1 is closed.
  • the inner lid 20 When closing the opening of the box 1, the inner lid 20 can be attached to the opening of the box 1 and the opening of the box 1 can be closed by a simple operation such as fitting the inner lid 20 to the opening of the box 1. Further, when removing the inner lid 20 that closes the opening of the box 1, a finger is attached to the end of the fitting piece 21 of the inner lid 20 that is fitted in the recess 12 and appears on the outer surface of the second side wall portion 6. The inner lid 20 can be removed from the opening of the box 1 and the opening of the box 1 can be opened by a simple operation such as hanging and pulling up.
  • FIG. 7 is a plan view of the outer lid covered on the box 1
  • FIG. 8 is an explanatory view showing a state in which the outer lid is put on the box 1.
  • the outer lid 40 is made of a single piece of moisture-proof corrugated cardboard, like the box 1. As shown in the plan view of FIG. 7, the outer lid 40 is provided with side wall portions 43 via folding lines 42 on four sides of a rectangular top portion 41 formed to have the same size as the outer shape of the opening of the box 1. Has been done.
  • the side wall portions 43 provided on the four sides of the top portion 41 are mountain-folded from the folding line 42, and in this state, the side wall portion 43 is folded into the first side wall portion 4 and the second side wall portion 6 of the box 1.
  • the box 1 is covered with the outer surface of the box 1, or the top portion 41 is applied to the opening of the box 1, the side wall portion 43 is folded from the folding line 42, and the side wall portion 43 is the first side wall portion of the box 1.
  • the box 1 is covered with the outer surface of the 4 and the second side wall portion 6 so as to overlap each other (see FIG. 8).
  • Adhesive tape is wrapped around the side wall 43 of the outer lid 40 that covers the box 1 so that the side wall 43 that overlaps the outer surfaces of the first side wall 4 and the second side wall 6 of the box 1 does not spread.
  • the box 1 can be covered with a simple operation.
  • the inner lid 20 and the outer lid 40 to be put on the box 1 are provided separately from the box 1, but a box having an integral structure formed by folding the inner lid and the outer lid may be used.
  • FIG. 9 is an exploded perspective view of the box with a lid according to the second aspect of the present invention
  • FIG. 10 is a developed view of the lid shown in FIG. 9
  • FIG. 11 is an explanatory view showing a process of assembling the lid shown in FIG. 9,
  • the box body 102 and the lid 103 which are made of a sheet of moisture-proof corrugated cardboard, that is, the moisture-proof paper of the present invention, are formed separately.
  • the box body 102 has the same configuration as the moisture-proof box 1 (see FIGS. 2 to 4) of the first aspect of the present invention, and the heights of the first side wall portion 4 and the second side wall portion 6 are high. It is formed so that the value is H.
  • the lid 103 is configured to be detachably fitted to the outer periphery of the box body 102 so as to cover the first side wall 4, the second side wall 6, and the upper opening of the box body 102.
  • the dimension of the inner depth D is the same as the height H of the box body 102.
  • the lid 103 is provided with side surface portions 24 via folding lines 23 on the two opposing sides of the rectangular top plate portion 22, and the other relative of the top plate portion 22.
  • a side surface portion 26 is provided on each of the two facing sides via a folding line 25.
  • Folded pieces 28 are connected to both side edges of the side surface portion 24 in the lateral width direction via folding lines 27, respectively.
  • the projecting piece 30 is connected to a part of the side edge edge on the side surface portion 26 side via the folding line 29.
  • a part 31a of the cutting line portion 31 that separates the folded piece 28 and the side surface portion 26 is inflated so as to enter the side surface portion 26, and the folded piece 28 side of the inflated portion is a projecting piece 30.
  • the top plate portion 22 and the side surface portion 26, that is, on the folding line 25 a position corresponding to the projecting piece 30 connected to the side edge of the folded piece 28, that is, as described later, the top plate.
  • the side surface portions 26 provided on the two opposing sides of the portion 22 are folded in a valley from the folding line 25 to stand up, and the side surface portions 24 provided on the other two opposing sides of the top plate portion 22 are folded into the folding line 23.
  • the folded piece 28 connected to both side edge edges of the side surface portion 24 is valley-folded from the folding line 27 and folded over the side surface portion 26, the folded piece 28 is formed on the side edge edge of the folded piece 28.
  • a notch 32 is provided at a position where the connected projecting pieces 30 can be inserted.
  • the lid 103 having such a deploying structure is assembled as follows. First, the side surface portions 26 provided on the other two opposite sides of the top plate portion 22 are valley-folded from the folding line 25 to stand up. Next, the side surface portions 24 provided on the two opposite sides of the top plate portion 22 are valley-folded from the folding line 23 to stand up.
  • the folded piece 28 connected to both side edge edges of the side surface portion 24 is valley-folded from the folding line 27 and folded over the side surface portion 26, and the projecting piece connected to the side edge edge of the folded piece 28.
  • 30 is valley-folded from the folding line 29 and inserted into the notch 32 provided on the folding line 25 between the top plate portion 22 and the side surface portion 26. In this way, the assembly of the lid 103 is completed (see FIG. 11).
  • the dimension of the inner depth D of the lid 103 is the height H of the box body 102. Since it is the same as the above, the open end 33 of the lid 103 comes into contact with the floor surface 34 (see FIG. 12).
  • the weight applied to the upper surface of the box 100 with a lid is supported by both the side surfaces 4 and 6 of the box body 102 and the side surfaces 24 and 26 of the lid 103, so that the load-bearing strength is increased and the load can be loaded in multiple stages. It is possible to obtain a box with a lid 100 that does not easily collapse.
  • FIG. 13 is a perspective view of the moisture-proof box of the third embodiment of the present invention
  • FIG. 14 is a developed view of the moisture-proof box shown in FIG.
  • the box 200 is made of a sheet of moisture-proof corrugated cardboard, that is, the moisture-proof paper of the present invention.
  • the box 200 is provided with a first side wall portion 206 via a folding line 204 on each of the two opposing sides of the rectangular bottom portion 202, and the other two opposing sides of the bottom portion 202 are provided.
  • a second side wall portion 210 is provided on each side via a folding line 208.
  • the folding portions 218 are connected to both side edge portions via the folding line 212 and the folding line 214, respectively, and are formed into a square having both side edge portions as two sides. Is provided.
  • the folding portion 218 is folded inward in half with the diagonal line between the folding line 212 and the folding line 214 as the folding line 216 to form a triangle, and is folded into the inner surface side of the second side wall portion 210.
  • a folding piece 224 connected via a folding line 220 and 222 is provided on the open side of the second side wall portion 210, and a semicircular recess 226 is formed in the central portion of the opening side of the folding piece 224. ..
  • the dimension W1 of the second side wall portion 210 and the dimension W2 of the folding piece 224 are formed to have substantially the same dimensions.
  • the box 200 having such an unfolding structure is assembled as follows. First, the first side wall 206 provided on the two opposite sides of the bottom 202 is raised by valley folding from the folding line 204, and the second side wall provided on the other two opposite sides of the bottom 202 is raised. The part 210 is folded in a valley from the folding line 208 and started up. In synchronization with the rise of the first side wall portion 206 and the second side wall portion 210, the square folding portion 218 provided between the adjacent first side wall portion 206 and the second side wall portion 210 becomes a diagonal line.
  • This box 200 can be easily disassembled by putting a finger on the recess 226 provided in the folding piece 224 and lifting it up.
  • the dimension W1 of the second side wall portion 210 and the dimension W2 of the folding piece 224 are formed to have substantially the same dimensions, but on the inner surface side of the second side wall portion 210.
  • the dimension may be shorter than the dimension W2 as long as the fold-in portion 218 can be pressed.
  • the side of the box 200 that does not have the folding piece 224 so that the projecting piece 103 of the lid 103 does not interfere with the upper end of the side wall 226 of the box 200.
  • a recess may be formed in the upper part of the side wall 226 of the lid 103 at a position corresponding to the projecting piece 103 of the lid 103.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Cartons (AREA)

Abstract

L'invention concerne un procédé de transport permettant d'utiliser une boîte étanche à l'humidité et de transporter des articles, qui comprend : une étape dans laquelle un papier résistant à l'humidité ayant une couche de revêtement sur au moins une surface d'un matériau de base en papier est transporté dans un état enroulé, est ondulé par une onduleuse, plié et poinçonné, puis du carton étanche à l'humidité est transporté sous forme de feuille jusqu'à un emplacement où une boîte étanche à l'humidité doit être utilisée ou à proximité de celle-ci et est utilisé pour préparer une boîte étanche à l'humidité qui a une structure intégrée ayant toutes les sections de surface inférieure et latérale pliées et formées en une boîte ; une étape dans laquelle l'article est logé dans la boîte étanche à l'humidité préparée ; et une étape dans laquelle la boîte étanche à l'humidité logeant l'article est expédiée afin de la transporter vers la zone de consommation.
PCT/JP2020/031911 2019-10-29 2020-08-25 Procédé de transport WO2021084870A1 (fr)

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AU2020377311A AU2020377311A1 (en) 2019-10-29 2020-08-25 Transporting method

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JP2019196153 2019-10-29

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4935239B1 (fr) * 1969-02-24 1974-09-20
JPH02148927A (ja) * 1988-11-29 1990-06-07 Sony Corp 乗物用情報伝送装置
JP2000255626A (ja) * 1999-03-09 2000-09-19 Daishowa Paper Mfg Co Ltd 包装用紙
JP2006143285A (ja) * 2004-11-22 2006-06-08 Rengo Co Ltd 包装箱
JP2006213386A (ja) * 2005-02-07 2006-08-17 Nippon Express Co Ltd 配送用箱
JP2006290444A (ja) * 2005-04-14 2006-10-26 Kazuhiro Sakamoto 包装用容器
US20100006634A1 (en) * 2008-07-08 2010-01-14 Edward Vogel Paperboard receptacle having a locking tab
JP2015196910A (ja) * 2014-03-31 2015-11-09 王子ホールディングス株式会社 段ボール原紙の製造方法

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4935239B1 (fr) * 1969-02-24 1974-09-20
JPH02148927A (ja) * 1988-11-29 1990-06-07 Sony Corp 乗物用情報伝送装置
JP2000255626A (ja) * 1999-03-09 2000-09-19 Daishowa Paper Mfg Co Ltd 包装用紙
JP2006143285A (ja) * 2004-11-22 2006-06-08 Rengo Co Ltd 包装箱
JP2006213386A (ja) * 2005-02-07 2006-08-17 Nippon Express Co Ltd 配送用箱
JP2006290444A (ja) * 2005-04-14 2006-10-26 Kazuhiro Sakamoto 包装用容器
US20100006634A1 (en) * 2008-07-08 2010-01-14 Edward Vogel Paperboard receptacle having a locking tab
JP2015196910A (ja) * 2014-03-31 2015-11-09 王子ホールディングス株式会社 段ボール原紙の製造方法

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