CN111252329A - Separation cup and manufacturing method thereof - Google Patents
Separation cup and manufacturing method thereof Download PDFInfo
- Publication number
- CN111252329A CN111252329A CN201811453993.2A CN201811453993A CN111252329A CN 111252329 A CN111252329 A CN 111252329A CN 201811453993 A CN201811453993 A CN 201811453993A CN 111252329 A CN111252329 A CN 111252329A
- Authority
- CN
- China
- Prior art keywords
- cup
- barrier
- layer
- barrier layer
- mold
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 238000000926 separation method Methods 0.000 title claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 238000010227 cup method (microbiological evaluation) Methods 0.000 title description 2
- 230000004888 barrier function Effects 0.000 claims abstract description 150
- 238000001746 injection moulding Methods 0.000 claims abstract description 33
- 239000000463 material Substances 0.000 claims abstract description 33
- 239000010410 layer Substances 0.000 claims description 138
- 238000002347 injection Methods 0.000 claims description 30
- 239000007924 injection Substances 0.000 claims description 30
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 claims description 21
- UFRKOOWSQGXVKV-UHFFFAOYSA-N ethene;ethenol Chemical group C=C.OC=C UFRKOOWSQGXVKV-UHFFFAOYSA-N 0.000 claims description 18
- 239000004715 ethylene vinyl alcohol Substances 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 13
- 239000012790 adhesive layer Substances 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- 229920001328 Polyvinylidene chloride Polymers 0.000 claims description 6
- 239000005033 polyvinylidene chloride Substances 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
- 239000011888 foil Substances 0.000 claims description 5
- 238000002372 labelling Methods 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 238000004806 packaging method and process Methods 0.000 abstract description 5
- 239000010408 film Substances 0.000 description 19
- 239000000047 product Substances 0.000 description 16
- 239000012528 membrane Substances 0.000 description 12
- 239000004743 Polypropylene Substances 0.000 description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000013039 cover film Substances 0.000 description 4
- 235000013365 dairy product Nutrition 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 235000013361 beverage Nutrition 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 235000015203 fruit juice Nutrition 0.000 description 3
- 239000012778 molding material Substances 0.000 description 3
- -1 polypropylene Polymers 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 235000021022 fresh fruits Nutrition 0.000 description 1
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 235000015110 jellies Nutrition 0.000 description 1
- 239000008274 jelly Substances 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 235000020185 raw untreated milk Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003856 thermoforming Methods 0.000 description 1
- 235000013343 vitamin Nutrition 0.000 description 1
- 229940088594 vitamin Drugs 0.000 description 1
- 229930003231 vitamin Natural products 0.000 description 1
- 239000011782 vitamin Substances 0.000 description 1
Images
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
- B65D1/00—Containers having bodies formed in one piece, e.g. by casting metallic material, by moulding plastics, by blowing vitreous material, by throwing ceramic material, by moulding pulped fibrous material, by deep-drawing operations performed on sheet 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
- B65D1/00—Containers having bodies formed in one piece, e.g. by casting metallic material, by moulding plastics, by blowing vitreous material, by throwing ceramic material, by moulding pulped fibrous material, by deep-drawing operations performed on sheet material
- B65D1/02—Bottles or similar containers with necks or like restricted apertures, designed for pouring contents
- B65D1/0207—Bottles or similar containers with necks or like restricted apertures, designed for pouring contents characterised by material, e.g. composition, physical features
- B65D1/0215—Bottles or similar containers with necks or like restricted apertures, designed for pouring contents characterised by material, e.g. composition, physical features multilayered
-
- 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
- B65D77/00—Packages formed by enclosing articles or materials in preformed containers, e.g. boxes, cartons, sacks or bags
- B65D77/22—Details
- B65D77/24—Inserts or accessories added or incorporated during filling of containers
- B65D77/28—Cards, coupons, or drinking straws
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ceramic Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Containers Having Bodies Formed In One Piece (AREA)
Abstract
The invention provides a separation cup and a manufacturing method thereof, and relates to the technical field of packaging containers. The barrier cup and the manufacturing method thereof can reduce the hardware of injection molding equipment and the injection molding process requirements, and save the energy consumption and the cost of barrier materials.
Description
Technical Field
The invention relates to the technical field of packaging containers, in particular to a barrier cup and a manufacturing method thereof.
Background
In the industries of dairy products, fruit juice and beverages, in order to improve the quality of products and prolong the shelf life of the products, raw milk, fresh fruit juice and the like in the dairy products are sterilized at ultra-high temperature to achieve the purpose of long shelf life. The fresh milk products have short storage date, and are decomposed by factors such as external light, oxygen and the like to nutrient substances such as vitamins, proteins, fat and the like in the products, and peculiar smell can be generated, so that the light and oxygen blocking performance is improved on a product packaging container, the deterioration time of the products is prolonged, and the shelf life of the products is prolonged.
At present, in cup products, packaging containers without barrier property are rare in the dairy industry, in the fruit juice and beverage industry, except that cup containers required by a ready-to-drink mode have no barrier property, packaging containers without barrier property in the shelf life of more than two days are rare, and sealing cover films are particularly common in the aspect that the sealing cover films have the barrier property, aluminum plating or aluminum foil cover films and cover films containing EVOH (ethylene vinyl alcohol copolymer) or PVDC (polyvinylidene chloride), and the sealing effect is achieved by heat sealing glue or the heat sealing films through heat sealing under the action of temperature or electromagnetism; multilayer structure barrier layer cup through sheet plastic uptake thermoforming technology system cup, its barrier layer is different because of the tensile ratio of sheet, and thickness is uneven, and its barrier layer is mostly outer layer once, and the separation performance is on the low side, and through multilayer injection molding technology, especially the cup class packing of large capacity, barrier layer thickness homogeneous in the middle of hardly realizing, and can mould plastics the stroke with middle barrier layer and reach the cup edge, consequently, the separation performance can be discounted, influences the shelf life of final product.
Disclosure of Invention
The invention aims to provide a barrier cup and a manufacturing method thereof, which can reduce the hardware of injection molding equipment and the requirements of injection molding process, and save the energy consumption and the cost of barrier materials.
In order to achieve the purpose, the invention provides a separation cup which is provided with an integrally formed cup edge, a cup body and a cup bottom, wherein the cup bottom at least comprises a first separation layer and an outer layer wrapping the outer side of the first separation layer, the first separation layer and the outer layer extend upwards along the outer edge of the cup bottom to form the cup body, the outer layer extends upwards along the cup body to form the cup edge, a separation membrane inner label is further arranged on the separation cup, the separation membrane inner label is in a cylindrical shape and is sleeved outside the cup body, the top edge of the separation membrane inner label coincides with the top edge of the cup edge, and the bottom edge of the separation membrane inner label is lower than the top edge of the first separation layer.
The barrier cup as described above, wherein a secondary outer layer is further disposed between the first barrier layer and the outer layer.
The barrier cup as described above, wherein the secondary outer layer is an adhesive layer.
The barrier cup as described above, wherein the first barrier layer is an EVOH barrier layer.
The barrier cup as described above, wherein the outer layer is a layer of PP material.
The barrier cup as described above, wherein the barrier film label comprises at least a base layer and a second barrier layer.
The barrier cup as described above, wherein the second barrier layer is an aluminized layer, an aluminum foil layer, an EVOH barrier layer, or a PVDC barrier layer.
The blocking cup is further provided with a sealing cover film with blocking performance, and the outer edge of the sealing cover film is connected with the top edge of the cup edge in a sealing mode.
The invention also provides a manufacturing method of the separation cup, which is used for manufacturing the separation cup, wherein the manufacturing method comprises the following steps:
and step 50, carrying out pressure relief, mold opening and demolding.
In the method for manufacturing the barrier cup, the sum of the height of the cup body and the height of the cup edge is H, the diameter of the cup bottom is D, the first barrier layer is an EVOH barrier layer, in step 30, the injection stroke of EVOH is L, and D < L ≦ D + 2H.
Compared with the prior art, the invention has the following characteristics and advantages:
according to the barrier cup and the manufacturing method thereof, the multilayer injection molding is adopted, and the injection molding stroke is controlled on the first barrier layer (wherein the first barrier layer belongs to the middle injection molding layer), so that the first barrier layer does not need to be continuously distributed to the cup edge from the cup bottom, although the first barrier layer cannot be uniformly distributed in the cup body, the hardware and process requirements of equipment can be reduced by controlling the injection molding stroke, and the energy consumption and the cost of barrier materials are saved.
Drawings
The drawings described herein are for illustration purposes only and are not intended to limit the scope of the present disclosure in any way. In addition, the shapes, the proportional sizes, and the like of the respective members in the drawings are merely schematic for facilitating the understanding of the present invention, and do not specifically limit the shapes, the proportional sizes, and the like of the respective members of the present invention. Those skilled in the art, having the benefit of the teachings of this invention, may choose from the various possible shapes and proportional sizes to implement the invention as a matter of case.
FIG. 1 is an external view of a barrier cup according to the present invention;
fig. 2 is a sectional view taken along the line a-a in fig. 1.
Description of reference numerals:
100. a barrier cup; 10. A cup rim;
20. a cup body; 30. A cup bottom;
40. labeling the membrane with barrier property; 1. A first barrier layer;
2. an outer layer; 3. A secondary outer layer;
4. and (5) annotating points.
Detailed Description
The details of the present invention can be more clearly understood in conjunction with the accompanying drawings and the description of the embodiments of the present invention. However, the specific embodiments of the present invention described herein are for the purpose of illustration only and are not to be construed as limiting the invention in any way. Any possible variations based on the present invention may be conceived by the skilled person in the light of the teachings of the present invention, and these should be considered to fall within the scope of the present invention.
As shown in fig. 1 and 2, the present invention provides a barrier cup 100, the barrier cup 100 has a cup rim 10, a cup body 20 and a cup bottom 30 which are integrally formed, the cup bottom 30 at least includes a first barrier layer 1 and an outer layer 2 covering the outer side of the first barrier layer 1, the first barrier layer 1 and the outer layer 2 extend upward from the outer edge of the cup bottom 30 to form the cup body 20, the outer layer 2 extends upward along the cup body 20 to form the cup rim 10, the barrier cup 100 is further provided with a membrane label 40 with barrier property, the membrane label 40 with barrier property is cylindrical and covers the cup body 20, the top edge of the membrane label 40 with barrier property coincides with the top edge of the cup rim 10, the bottom edge of the membrane label 40 with barrier property coincides with the top edge of the first barrier layer 1 or the bottom edge of the membrane label 40 with barrier property is lower than the top edge of the first barrier layer 1.
According to the barrier cup 100 provided by the invention, the arrangement of the label 40 in the membrane with the barrier property and the first barrier layer 1 enables the whole barrier cup 100 to have the barrier property, the first barrier layer 1 does not need to be continuously arranged from the cup bottom 30 to the cup edge 10, the hardware and process requirements of multilayer injection molding for manufacturing the barrier cup 100 are reduced, and the energy consumption and the cost of barrier materials are saved.
In the invention, the whole separation cup 100 has high separation performance, can be used for containing products, effectively separates odor and/or light and/or oxygen and/or water, is beneficial to the preservation and quality guarantee of the products in the cup, prolongs the shelf life of the products, and can be applied to the fields of dairy products, fruit juice, beverages, jelly, water, medicines, space and the like.
In the present invention, the cup body 20 and the rim 10 form the body of the barrier cup 100, so that the bottom 30 is a full barrier bottom, the body formed by the cup body 20 and the rim 30 is a partial barrier body, and the membrane label 40 with barrier property is heat-sealed on the body.
The present invention also provides a method for manufacturing a barrier cup 100 as described above, the method comprising:
and step 50, carrying out pressure relief, mold opening and demolding.
In the process of manufacturing the cup by multilayer injection molding, the injection point of the mold is generally positioned at the center of the cup bottom 30, so that the injection stroke of the injection point and the cup edge 10 is longer, when the range is outer layer 2, after the injection molding material reaches the cup edge 10, the part of the injection molding material, which is attached to the mold, is cooled, and then the secondary outer layer or the secondary outer layer is injected, the injection molding material is difficult to flow relatively, a larger mold locking force is needed, and the injection molding precision of equipment and the hardware requirement of the equipment are higher.
According to the barrier cup 100 and the manufacturing method thereof, multi-layer injection molding is adopted, and the injection molding stroke is controlled on the first barrier layer (wherein the first barrier layer belongs to the middle injection molding layer), so that the first barrier layer 1 does not need to be continuously distributed to the cup edge 10 from the cup bottom 30, although the first barrier layer 1 cannot be uniformly distributed in the cup body, the hardware and process requirements of equipment can be reduced by controlling the injection molding stroke, and the energy consumption and the cost of barrier materials are saved.
In the present invention, the range of the first barrier layer 1 of the barrier cup 100 is controlled to a certain height (i.e. the height of the cup body 20) that the cup bottom 30 extends to the cup body, and the bottom edge of the label 40 in the barrier film can be coincident with the top edge of the first barrier layer 1, or the bottom edge of the label 40 in the barrier film is lower than the top edge of the first barrier layer 1, so that the label 40 in the barrier film partially overlaps the first barrier layer 1. The height of the cup body 20 and the height of the label 40 with the barrier property in the film can be designed according to actual needs, as long as the cup body is ensured not to block a blank section.
In an alternative example of the present invention, as shown in fig. 2, both sides of the first barrier layer 1 are coated with the outer layer 2.
In an alternative example of the invention, the first barrier layer 1 is an EVOH (ethylene vinyl alcohol copolymer) barrier layer.
In an alternative embodiment of the invention, a further sub-outer layer 3 is provided between the first barrier layer 1 and the outer layer 2.
In an alternative example, the secondary outer layer 3 is an adhesive layer.
In the present invention, the skilled person can select whether the secondary outer layer 3 and the material for the secondary outer layer need to be arranged according to the actual needs of the actual production; of course, a person skilled in the art may also arrange more different material layers between the outer layer 2 and the first barrier layer 1 according to the actual production needs.
In an alternative example of the invention, the outer layer 2 is a layer of PP (polypropylene) material. Of course, the material of the outer layer 2 can also be chosen from PE (polyethylene) or other materials that can be used for injection moulding.
In an alternative embodiment of the invention, the barrier intrafilm label 40 includes a base layer and a secondary barrier layer.
In an alternative example, the second barrier layer is an aluminized layer or an aluminum foil layer.
In another alternative example, the second barrier layer is an EVOH (ethylene vinyl alcohol copolymer) barrier layer or a PVDC (polyvinylidene chloride) barrier layer.
In an alternative embodiment of the present invention, the barrier cup 100 is further provided with a barrier lidding film, the outer edge of which is hermetically connected to the top edge of the rim 10.
In a preferred example of the present invention, the barrier cup 100 comprises a plurality of layers of injection molded rims 10, a cup body 20 and a cup bottom 30, wherein the cup body 20 and the cup bottom 30 have barrier properties, and a barrier in-mold label 40 is formed into the cup by an in-mold label process and then sealed with a barrier sealing cover film to form a high barrier property cup with a cover film, so as to effectively block odor, light, oxygen and water, thereby facilitating the preservation of the product placed in the cup and prolonging the shelf life of the product.
In an alternative example of the present invention, the height of the cup body (the sum of the height of the cup body 20 and the height of the cup rim 10) is H, the diameter of the cup bottom is D, the first barrier layer 1 is an EVOH barrier layer, in step 30, the injection stroke of EVOH is L, and D < L ≦ D + 2H.
The injection molding stroke L of the EVOH can ensure that one part of the cup body (namely the cup body 20) has barrier property, reduce the requirements on equipment hardware and process, and save energy consumption and barrier material cost.
In an alternative example of the present invention, the manufacturing method further includes a step 60 of injecting a material for forming the adhesive layer into the injection mold through an injection point of the injection mold, which is performed between the step 30 and the step 40.
In the present invention, the barrier cup 100 is implemented by a multi-layer injection molding process, wherein the body of the cup is implemented by a multi-layer injection molding process as well as a thin-wall injection molding process.
The multilayer injection molding process requires plasticizing and softening materials of different layers under the dual actions of temperature and a screw; in addition, materials are sequentially filled into the mold under the action of injection pressure, the first filled material is the outer layer of the separation cup, the last filled material is the middle layer, and the outer layer and the label in the mold are labeled to complete heat seal; and then, maintaining the pressure of the material subjected to the multilayer injection molding, cooling and molding the multilayer material of the product cup, finally releasing the pressure, opening the mold, demolding, completing the cup making process combining the in-mold paste and the multilayer injection molding process, and then performing the process cycle of the next product.
The process of manufacturing the barrier cup 100 will now be described in detail with reference to one embodiment of the present invention. In this embodiment, the first barrier layer 1 of the barrier cup 100 is an EVOH barrier layer, the outer layer 2 is a PP material layer, and the second outer layer 3 is an adhesive layer, i.e., the barrier cup 100 has a PP/adhesive layer/EVOH/adhesive layer/PP five-layer structure; the barrier film label 40 has a PP substrate layer and a second aluminum foil layer as the substrate layer, and the barrier film label 20 has a CPP (non-stretched polypropylene)/adhesive/AL (aluminum)/adhesive/PP five-layer structure.
The manufacturing process of the barrier cup 100 adopts a multilayer injection molding process, the used mold is a multilayer injection molding mold, the injection point of the mold is located at the center of the cup bottom 30, and the specific process is as follows:
firstly, placing a label 40 in a film with barrier property in a multi-layer injection mold and closing the mold;
secondly, injecting the PP material into a mould at the temperature of 280 ℃ and the injection pressure of 150MPa through an injection point to serve as an outer layer 2, and softening and heat-sealing an inner CPP material of a label 40 in the film with barrier property at the temperature of the PP material of the outer layer 2;
after a period of 0.05s (second), the secondary outer layer 14 (i.e., the secondary outer layer and the secondary inner layer) was formed by injecting an adhesive at an injection temperature of 280 ℃ and an injection pressure of 150 MPa;
injecting EVOH after 0.05s, wherein the injection temperature is 280 ℃ and the injection pressure is 150 MPa;
after 0.03s, EVOH can walk on the bottom of the cup through the injection point and rise to a certain height (about 1cm) along the cup body;
then, maintaining the pressure at 80MPa and the temperature of the die at 50 ℃, and cooling and forming the barrier cup;
then, releasing pressure, opening the mold, demolding, completing the cup making process of combining the in-mold sticking and the multilayer injection molding process,
finally, the process cycle of the next product is performed.
The present invention is not limited to the above embodiments, and in particular, various features described in different embodiments can be arbitrarily combined with each other to form other embodiments, and the features are understood to be applicable to any embodiment except the explicitly opposite descriptions, and are not limited to the described embodiments.
Claims (10)
1. The utility model provides a separation cup, has integrated into one piece's cup edge, cup and bottom of cup, its characterized in that, the bottom of cup includes first barrier layer and cladding at least the skin in the first barrier layer outside, first barrier layer with the skin is followed the outer fringe of bottom of cup upwards extends and forms the cup, the skin is followed the cup upwards extends and forms the cup edge, still be equipped with the interior label of utensil separation nature on the separation cup, the interior label of utensil separation nature is the tube-shape and the cladding in outside the cup, the top of the interior label of utensil separation nature along with the top of cup edge portion is along the coincidence, the end of the interior label of utensil separation nature along with the top of first barrier layer along the coincidence, perhaps the end of the interior label of utensil separation nature is along being less than the top of first barrier layer is along the coincidence.
2. The barrier cup of claim 1 further comprising a secondary outer layer disposed between the first barrier layer and the outer layer.
3. The barrier cup of claim 2, wherein the secondary outer layer is an adhesive layer.
4. The barrier cup of claim 1, wherein the first barrier layer is an EVOH barrier layer.
5. The barrier cup of claim 1, wherein the outer layer is a layer of PP material.
6. The barrier cup of claim 1 wherein the barrier film label comprises at least a base layer and a secondary barrier layer.
7. The barrier cup of claim 6, wherein the second barrier layer is an aluminized layer, an aluminum foil layer, an EVOH barrier layer, or a PVDC barrier layer.
8. The barrier cup of claim 1, further comprising a barrier lidding film having a peripheral edge sealingly attached to the top edge of the rim.
9. A method of manufacturing a barrier cup for use in manufacturing a barrier cup according to any one of claims 1 to 8, the method comprising:
step 10, placing the label in the film with the barrier property in a mold for injection molding and closing the mold;
step 20, injecting a material for forming the outer layer into the mold through an injection point of the mold, and labeling the material and the barrier film to complete heat sealing;
step 30, injecting a material for forming the barrier layer into the mold through an injection point of the mold;
step 40, pressure maintaining, cooling and forming are carried out;
and step 50, carrying out pressure relief, mold opening and demolding.
10. The method of claim 9 wherein the sum of the height of the cup body and the height of the rim is H, the diameter of the cup bottom is D, the first barrier layer is an EVOH barrier layer, and in step 30, the injection stroke of EVOH is L, and D < L ≦ D + 2H.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811453993.2A CN111252329A (en) | 2018-11-30 | 2018-11-30 | Separation cup and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811453993.2A CN111252329A (en) | 2018-11-30 | 2018-11-30 | Separation cup and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111252329A true CN111252329A (en) | 2020-06-09 |
Family
ID=70943805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811453993.2A Pending CN111252329A (en) | 2018-11-30 | 2018-11-30 | Separation cup and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111252329A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11226997A (en) * | 1998-02-10 | 1999-08-24 | Dainippon Printing Co Ltd | In-mold labeled molded vessel |
| JP2002211575A (en) * | 2001-01-23 | 2002-07-31 | Toppan Printing Co Ltd | Barrier property in-molded label container |
| JP2002255185A (en) * | 2001-02-26 | 2002-09-11 | Toppan Printing Co Ltd | Barrier cup |
| US20130264743A1 (en) * | 2010-07-09 | 2013-10-10 | Kuraray Co., Ltd. | Labeled containers and processes for producing |
| CN106166821A (en) * | 2015-05-22 | 2016-11-30 | 日精树脂工业株式会社 | The manufacture method of cup-like containers |
| CN208264776U (en) * | 2017-12-13 | 2018-12-21 | 上海珂明注塑系统科技有限公司 | A kind of barrier container |
| CN109910227A (en) * | 2017-12-13 | 2019-06-21 | 上海珂明注塑系统科技有限公司 | A kind of production method of barrier container |
-
2018
- 2018-11-30 CN CN201811453993.2A patent/CN111252329A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11226997A (en) * | 1998-02-10 | 1999-08-24 | Dainippon Printing Co Ltd | In-mold labeled molded vessel |
| JP2002211575A (en) * | 2001-01-23 | 2002-07-31 | Toppan Printing Co Ltd | Barrier property in-molded label container |
| JP2002255185A (en) * | 2001-02-26 | 2002-09-11 | Toppan Printing Co Ltd | Barrier cup |
| US20130264743A1 (en) * | 2010-07-09 | 2013-10-10 | Kuraray Co., Ltd. | Labeled containers and processes for producing |
| CN106166821A (en) * | 2015-05-22 | 2016-11-30 | 日精树脂工业株式会社 | The manufacture method of cup-like containers |
| CN208264776U (en) * | 2017-12-13 | 2018-12-21 | 上海珂明注塑系统科技有限公司 | A kind of barrier container |
| CN109910227A (en) * | 2017-12-13 | 2019-06-21 | 上海珂明注塑系统科技有限公司 | A kind of production method of barrier container |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100528694C (en) | In-mold label system plastic container | |
| US8137493B2 (en) | Multi-component product container with reclosable top | |
| MX2013008849A (en) | Package with lid sealing system. | |
| EP0248601B1 (en) | Retortable packages | |
| CN204223415U (en) | One is multi-layer co-extruded vacuumizes packaging bag | |
| WO2010135843A1 (en) | Polyfoil tube made from semi-rigid or rigid foil materials | |
| CN104349993A (en) | Retortable package | |
| JP4943933B2 (en) | Food container | |
| KR101091267B1 (en) | Container for storing food | |
| JP4220044B2 (en) | Injection mold container for microwave oven | |
| CN111252329A (en) | Separation cup and manufacturing method thereof | |
| CN201592846U (en) | Shallow charging food seal box | |
| JP2001001389A (en) | Container for liquid agent and production of stretch blow molded bottle for liquid agent | |
| US20140072245A1 (en) | Stretch blow-molded or thermoformed pouch and a method for making such pouch | |
| CN211767040U (en) | Aluminum-plastic container with aluminum foil in inner cavity | |
| WO2022135025A1 (en) | Blow-molded container having high barrier layer | |
| CN210285042U (en) | EVOH high resistant separates container | |
| EP1544129B1 (en) | Thermoformed plastic container and method for its manufacture | |
| US5921429A (en) | Container for multiple side-by-side stacks of fragile articles | |
| US20110303682A1 (en) | Heat sterilizable plastic container | |
| KR100973441B1 (en) | Laminated flim for making pouch and making method thereof | |
| CN218878155U (en) | Single-component blister packaging material | |
| JPH10129644A (en) | Container with threaded part | |
| CN217348750U (en) | Capsule-shaped probiotic powder packaging bottle | |
| CN102009772B (en) | Package container as well as manufacturing method and manufacturing device thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200609 |