WO2020077584A1 - Récipient en papier à couche non expansée - Google Patents

Récipient en papier à couche non expansée Download PDF

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Publication number
WO2020077584A1
WO2020077584A1 PCT/CN2018/110781 CN2018110781W WO2020077584A1 WO 2020077584 A1 WO2020077584 A1 WO 2020077584A1 CN 2018110781 W CN2018110781 W CN 2018110781W WO 2020077584 A1 WO2020077584 A1 WO 2020077584A1
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WO
WIPO (PCT)
Prior art keywords
layer
unfoamed
unfoamed layer
paper container
weight
Prior art date
Application number
PCT/CN2018/110781
Other languages
English (en)
Chinese (zh)
Inventor
张乾彬
张世勲
Original Assignee
张乾彬
张世勲
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 张乾彬, 张世勲 filed Critical 张乾彬
Priority to PCT/CN2018/110781 priority Critical patent/WO2020077584A1/fr
Publication of WO2020077584A1 publication Critical patent/WO2020077584A1/fr

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Classifications

    • 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
    • B65D3/00—Rigid or semi-rigid containers having bodies or peripheral walls of curved or partially-curved cross-section made by winding or bending paper without folding along defined lines
    • B65D3/22—Rigid or semi-rigid containers having bodies or peripheral walls of curved or partially-curved cross-section made by winding or bending paper without folding along defined lines with double walls; with walls incorporating air-chambers; with walls made of laminated material
    • 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
    • B65D3/00—Rigid or semi-rigid containers having bodies or peripheral walls of curved or partially-curved cross-section made by winding or bending paper without folding along defined lines
    • B65D3/28—Other details of walls
    • 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
    • B65D81/38—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 with thermal insulation

Definitions

  • the invention relates to a food container, especially a paper container with an unfoamed layer.
  • the heat-insulating ring is made of corrugated cardboard and other thick cardboard. Although it can effectively insulate, it needs to be additionally set with the heat-insulating ring when it is used. Therefore, it is not convenient to use and the heat-insulating ring is easy to slide down and cause the container to fall. Therefore, someone has developed a foaming container.
  • the foaming container is coated with a heat insulation layer on the surface.
  • the heat insulation layer is first subjected to high temperature and high pressure treatment to foam to form a foam layer.
  • the heat-insulating layer can have good heat-insulating ability, so consumers can avoid burns when holding the container holding hot drinks or hot food through the heat-insulating layer of the container.
  • the foaming temperature of the existing foaming layer exceeds 100 degrees Celsius, and it is necessary to additionally heat the insulating layer during the manufacturing process to successfully foam the foaming layer.
  • This process requires a lot of energy costs, so it will increase significantly
  • the manufacturing cost of the foaming container which in turn causes the selling price of the foaming container to increase, increasing the burden on the catering industry and consumers, and the existing foaming layer has a poor grip and is easy to slip on the user's hand, and Easy to make easy to fall, there are shortcomings that need to be improved.
  • the main object of the present invention is to provide a paper container with an unfoamed layer.
  • the unfoamed layer starts on its own after being heated Compared with the existing foaming container, the foaming process can greatly reduce the manufacturing cost and time.
  • the unfoamed layer has a plurality of fillers evenly distributed, which can increase the touch and friction to achieve massage and Anti-slip function.
  • the present invention provides a paper container with an unfoamed layer, which includes a body, a heat insulation layer, and a plurality of fillers.
  • the body includes a bottom plate and a body portion. The bottom plate and the body portion surround an accommodation space and an opening communicating with the accommodation space.
  • the body includes at least a paper layer.
  • the heat-insulating layer is screen-printed at least partially on the outer peripheral surface of the body part.
  • the heat-insulating layer includes at least an unfoamed layer, wherein the unfoamed layer includes an aqueous acrylic resin portion, a foamed powder, and an aqueous additive Part, wherein the aqueous acrylic resin part, the foaming powder and the aqueous auxiliary part are uniformly mixed and integrated to form a base material, the unfoamed layer has a foaming temperature, and the foaming temperature is between 80 Celsius and less than 100 Celsius Degrees. These fillers are evenly distributed in the substrate.
  • FIG. 1 is a perspective view of a preferred embodiment of the present invention.
  • FIG. 2 is an exploded view of a preferred embodiment of the invention.
  • FIG 3 is a cross-sectional view of a preferred embodiment of the present invention.
  • FIG. 4 is a partially enlarged view of FIG. 3.
  • FIG. 5 is a schematic diagram of foaming according to a preferred embodiment of the present invention.
  • FIG. 6 is a partially enlarged view of FIG. 5.
  • FIG. 7 is a cross-sectional view of another preferred embodiment of the present invention.
  • FIG. 8 is a partially enlarged view of FIG. 7.
  • FIG. 9 is a schematic diagram of foaming according to another preferred embodiment of the present invention.
  • FIG. 10 is a partially enlarged view of FIG. 9.
  • 1,1A paper container with unfoamed layer
  • 2 body
  • 3, 3A thermal insulation layer
  • 4 filler
  • 21 bottom plate
  • 22 body part; 23: accommodating space; 24: opening; 25: paper layer; 26: waterproof layer;
  • 31, 31A unfoamed layer; 32: substrate; 33, 33A: foamed layer.
  • the paper container 1 with an unfoamed layer of the present invention includes a body 2, a heat insulating layer 3 and a plurality of fillers 4.
  • the body 2 includes a bottom plate 21 and a body portion 22.
  • the bottom plate 21 and the body portion 22 define an accommodating space and an opening 24 communicating with the accommodating space.
  • the body 2 includes at least a paper layer 25.
  • the body 2 only includes a paper layer 25.
  • the inner surface of the body 2 is additionally covered with a waterproof layer 26 to prevent the body 2 from wetting and causing liquid leakage.
  • the paper container 1 with an unfoamed layer is a cup, and in other embodiments, the paper container 1 with an unfoamed layer may also be another container (such as a bowl).
  • the heat-insulating layer 3 is screen-printed at least partially on the outer peripheral surface of the body portion 22, and the heat-insulating layer 3 includes at least an unfoamed layer 31, wherein the unfoamed layer 31 includes a water-based acrylic resin portion and a foam , And an aqueous auxiliary part, wherein the aqueous acrylic resin part, the foamed powder and the aqueous auxiliary part are uniformly mixed and integrally form a substrate 32, the unfoamed layer 31 has a foaming temperature, and the foaming temperature Between 80 degrees Celsius and less than 100 degrees.
  • screen printing can be used for water-based, oily, resinous, emulsion, powder, etc., even coatings, adhesives can also be printed, so screen printing is very suitable as the heat insulation layer 3 of the present invention
  • the method of coating on the outer peripheral surface of the body portion 22, and the printing process of screen printing is to gently print on the object to be printed by a scraper, and the scraper is usually made of rubber, the pressure during scraping The smaller size can avoid damage to the outer surface of the body 22.
  • the fillers 4 are filled into the base material 32 evenly.
  • the particle touch of these fillers 4 can increase the friction of the user holding the insulation layer 3 to provide functions such as anti-slip and massage touch.
  • each of the fillers 4 is a hard block, in this embodiment is a plastic block, and in other embodiments may be other materials such as glass blocks.
  • each of the fillers 4 is spherical, so as to avoid giving the user a sharp feeling when holding, and the ratio of the radial dimension of each filler 4 to the thickness of the heat insulation layer 3 is 0.25 to 0.5 to have The massage effect and anti-skid ability are better, and each of the fillers 4 is less likely to fall off from the substrate 32.
  • the unfoamed layer 31 does not undergo a foaming process (as shown in FIGS. 3 and 4); when the temperature of the liquid is not lower than the foaming temperature, the unfoamed layer 31 starts The foaming process is performed by itself. After the foaming is completed, the unfoamed layer 31 forms a foamed layer 33 (as shown in FIGS. 5 and 6).
  • the foamed layer 33 can have a more thermal insulation effect Therefore, the invention can greatly reduce the cost and time required for pre-foaming in the manufacturing process, and has better massage effect and anti-skid ability.
  • the foamed powder accounts for 31% to 41% by weight of the unfoamed layer 31, and the aqueous additive accounts for 10% to 14% by weight of the unfoamed layer 31, the unfoamed layer 31 It also includes 1% to 3% by weight of water.
  • the aqueous acrylic resin portion accounts for 50% by weight of the unfoamed layer 31
  • the foamed powder accounts for 36% by weight of the unfoamed layer 31
  • the aqueous additive accounts for the unfoamed 12% by weight of the layer 31
  • the unfoamed layer 31 further includes 2% by weight of water, which may have a lower foaming temperature, but it is not limited to this, and may be used by other manufacturers according to actual use According to the above requirements, the proportion of the unfoamed layer 31 is prepared according to the above conditions.
  • the heat insulation layer 3 gradually thickens from the opening 24 toward the bottom plate 21 (as shown in FIGS. 3 and 5), and the portion of the heat insulation layer 3 close to the bottom plate 21 It has better heat insulation capacity, and is better when it contains a small amount of high temperature liquid.
  • the heat insulation layer 3A gradually extends from the opening 24 toward the bottom plate 21, and the heat insulation layer 3A is close to the The portion 24 of the opening 24 has better heat insulation capability, so it is more suitable for containing a large amount of high-temperature liquid.
  • the unfoamed layer 31A of the heat-insulating layer 3A That is, the foamed layer 33A is formed, and the foamed layer 33A can have more heat insulation effect, and the heat insulation layer 3A can also have better massage effect and anti-skid ability through the fillers 4.
  • the above embodiments are the same, so no more description will be given.
  • the paper container with an unfoamed layer of the present invention when the paper container with an unfoamed layer is filled with food or liquid with a relatively high temperature, the unfoamed layer starts the foaming process by itself after being heated Compared with the existing foaming container, the present invention can greatly reduce the manufacturing cost and time.
  • the unfoamed layer has a plurality of fillers evenly distributed, which can increase the feeling of touch and friction to achieve massage and anti-skid.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Packages (AREA)

Abstract

L'invention concerne un récipient en papier (1) à couche non expansée, le récipient en papier comprenant un corps (2), une couche d'isolation thermique (3) et de multiples charges (4). Le corps (2) comprend une plaque inférieure (21) et une partie tronc (22), la plaque inférieure (21) et la partie tronc (22) entourant un espace de réception (23) et une ouverture (24) en communication avec l'espace de réception (23). Le corps (2) comprend au moins une couche de papier (25). La couche d'isolation thermique (3) est au moins partiellement imprimée au niveau d'une périphérie extérieure de la partie tronc (22) au moyen d'un écran, et la couche d'isolation thermique (3) comprend au moins une couche non expansée (31), la couche non expansée (31) comprenant une partie de résine à base d'acrylique aqueuse, de la poudre de mousse et une partie d'additif aqueuse, la partie de résine à base d'acrylique aqueuse, la poudre de mousse et la partie d'additif aqueuse étant mélangées de manière uniforme et formant d'un seul tenant un substrat (32) ; et la couche non expansée (31) présente une température de mousse qui est comprise entre 80 °C et 100 °C. Les charges (4) sont uniformément réparties et appliquées dans le substrat (32).
PCT/CN2018/110781 2018-10-18 2018-10-18 Récipient en papier à couche non expansée WO2020077584A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/110781 WO2020077584A1 (fr) 2018-10-18 2018-10-18 Récipient en papier à couche non expansée

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/110781 WO2020077584A1 (fr) 2018-10-18 2018-10-18 Récipient en papier à couche non expansée

Publications (1)

Publication Number Publication Date
WO2020077584A1 true WO2020077584A1 (fr) 2020-04-23

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PCT/CN2018/110781 WO2020077584A1 (fr) 2018-10-18 2018-10-18 Récipient en papier à couche non expansée

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WO (1) WO2020077584A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10101053A (ja) * 1996-09-30 1998-04-21 Toppan Printing Co Ltd 紙製断熱容器
CN201743403U (zh) * 2010-07-20 2011-02-16 郑向明 防烫防滑纸杯
CN102219080A (zh) * 2010-04-15 2011-10-19 晋溢生化科技股份有限公司 具隔热表层的容器的制法
CN202935763U (zh) * 2012-08-31 2013-05-15 尚国青 一种具隔热表层的纸\塑容器
CN204750779U (zh) * 2014-11-07 2015-11-11 张乾彬 具有未发泡层的纸容器
CN106142675A (zh) * 2015-03-30 2016-11-23 林沛缇 隔热纸容器的制造方法
CN106184958A (zh) * 2014-11-07 2016-12-07 张乾彬 具有未发泡层的纸容器的制法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10101053A (ja) * 1996-09-30 1998-04-21 Toppan Printing Co Ltd 紙製断熱容器
CN102219080A (zh) * 2010-04-15 2011-10-19 晋溢生化科技股份有限公司 具隔热表层的容器的制法
CN201743403U (zh) * 2010-07-20 2011-02-16 郑向明 防烫防滑纸杯
CN202935763U (zh) * 2012-08-31 2013-05-15 尚国青 一种具隔热表层的纸\塑容器
CN204750779U (zh) * 2014-11-07 2015-11-11 张乾彬 具有未发泡层的纸容器
CN106184958A (zh) * 2014-11-07 2016-12-07 张乾彬 具有未发泡层的纸容器的制法
CN106142675A (zh) * 2015-03-30 2016-11-23 林沛缇 隔热纸容器的制造方法

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