CN221368458U - Food packaging bag with easy-to-tear film - Google Patents
Food packaging bag with easy-to-tear film Download PDFInfo
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- CN221368458U CN221368458U CN202323210657.4U CN202323210657U CN221368458U CN 221368458 U CN221368458 U CN 221368458U CN 202323210657 U CN202323210657 U CN 202323210657U CN 221368458 U CN221368458 U CN 221368458U
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- Prior art keywords
- film layer
- packaging bag
- food packaging
- easy
- lower body
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 40
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 23
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 23
- 229920006289 polycarbonate film Polymers 0.000 claims abstract description 21
- 229920001328 Polyvinylidene chloride Polymers 0.000 claims abstract description 18
- 239000005033 polyvinylidene chloride Substances 0.000 claims abstract description 18
- 229910052782 aluminium Inorganic materials 0.000 claims description 16
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 14
- 239000002131 composite material Substances 0.000 claims description 13
- 229920003023 plastic Polymers 0.000 claims description 12
- 239000004033 plastic Substances 0.000 claims description 12
- 239000011888 foil Substances 0.000 claims description 10
- 239000002985 plastic film Substances 0.000 claims description 4
- 229920006255 plastic film Polymers 0.000 claims description 4
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 claims description 3
- 229920005668 polycarbonate resin Polymers 0.000 claims description 3
- 239000004431 polycarbonate resin Substances 0.000 claims description 3
- 229920002620 polyvinyl fluoride Polymers 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 230000001681 protective effect Effects 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 3
- 239000003205 fragrance Substances 0.000 description 12
- 239000004698 Polyethylene Substances 0.000 description 8
- 230000014759 maintenance of location Effects 0.000 description 8
- -1 polytetrafluoroethylene Polymers 0.000 description 8
- 239000003921 oil Substances 0.000 description 7
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 238000002955 isolation Methods 0.000 description 5
- 229920000573 polyethylene Polymers 0.000 description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 238000002834 transmittance Methods 0.000 description 3
- 229920002799 BoPET Polymers 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002932 luster Substances 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 230000009965 odorless effect Effects 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 238000007127 saponification reaction Methods 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 229920000298 Cellophane Polymers 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010943 off-gassing Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
- Wrappers (AREA)
Abstract
The utility model discloses a food packaging bag with an easy-to-tear film, which comprises an upper body and a lower body, wherein a stop line is arranged between the upper body and the lower body, a transverse tearing line is arranged above the stop line, a tearing belt is fixedly connected to one side surface of the upper body close to the top, a stretching belt is fixedly arranged in the middle of the surface of the lower body close to the top, a transverse folding line is arranged on one side surface of the lower body close to the middle, a polyvinyl alcohol film layer is arranged in the lower body, a polyvinylidene chloride film layer is bonded and connected to the bottom surface of the polyvinyl alcohol film layer, and a polycarbonate film layer is bonded and connected to the bottom surface of the polyvinylidene chloride film layer, so that the food packaging bag is more convenient and faster when in use, the practicability and flexibility of the film are improved, and meanwhile, the food packaging bag after disassembly has a protective and storage effect, and waste phenomenon can be avoided.
Description
Technical Field
The utility model relates to the technical field of food packaging, in particular to a food packaging bag with an easy-to-tear film.
Background
The food packaging bag is one of packaging designs, and is convenient for preserve freshness and store food in life, so that the product packaging bag is produced, a layer of protective film is arranged outside the food packaging bag generally, the protective film can play a role in protecting the food packaging bag, the outer film of the existing food packaging bag is poor in tearing effect when being used, and the phenomenon that the outer film of the food packaging bag is drawn or torn off after being torn off often occurs.
According to the retrieval, chinese patent public number is CN211663777U, a food packaging bag easy to tear is disclosed, when the food packaging bag is used, a transverse tearing dotted line is arranged between a lower packaging bag body and an upper packaging bag body, the lower packaging bag body comprises a polytetrafluoroethylene film layer, a polyethylene film layer and an aluminum plating film layer, the polytetrafluoroethylene film layer is arranged, the intermolecular gap is reduced after the polytetrafluoroethylene film layer is oriented, the compactness is good, the surface smoothness is good, the thickness is uniform, the tearing is easy, the appearance is smooth, the dimensional tolerance is small, and the like, the polyethylene film layer is arranged, is a film which is semitransparent, has luster and soft in texture, has excellent chemical stability, heat sealability, water resistance, moisture resistance and freezing resistance, and the aluminum plating film layer is arranged, and has the advantages of high strength, good temperature resistance and chemical resistance, good processing and ageing resistance, light shielding and ultraviolet radiation resistance, the quality guarantee period of contents is prolonged, the brightness of the film is also cheap, the attractiveness and good barrier performance are realized, and the problem that the existing food packaging bag is difficult to tear is not easy to tear is solved when the packaging bag is used when the food packaging bag is used by matching the structure.
Above-mentioned patent is through setting up horizontal tearing broken line and the inside polytetrafluoroethylene film layer that includes of lower wrapping bag body, polyethylene film layer and aluminized film layer for can easily tear effectual advantage, but after tearing food package, after not eating to accomplish, not be good to the effect of carrying out a storage to food, thereby can probably lead to the phenomenon emergence of off-gassing or oxidation to appear in food, can't play a fragrance effect to food package simultaneously, long-time placing can make the inside food fragrance of food package totally none, thereby can cause extravagant phenomenon to take place.
Disclosure of utility model
The technical problems to be solved by the utility model are as follows: after tearing the food packaging bag, after not eating, the food is not well stored, so that the phenomenon that the food is out of gas or oxidized can be caused, meanwhile, the food packaging bag cannot be subjected to fragrance protection, and the long-time placement can enable the food fragrance inside the food packaging bag to be completely absent, so that the problem of waste phenomenon can be solved.
The aim of the utility model can be achieved by the following technical scheme:
The utility model provides a take food package of easy dyestripping, includes body and lower body, be provided with the line of stopping between last body and the lower body, be located the top of line of stopping is provided with horizontal tear line, the one side fixed surface who goes up the body and is close to the top has the tear tape, fixed mounting has the tensile area in the middle of the surface that the lower body is close to the top, one side surface that the lower body is close to the centre is provided with horizontal folding line.
As a further scheme of the utility model: the inside of lower body is provided with the polyvinyl alcohol film layer, the bottom surface bonding on polyvinyl alcohol film layer is connected with the polyvinylidene chloride film layer, the bottom surface bonding on polyvinylidene chloride film layer is connected with the polycarbonate film layer, the bottom surface bonding on polycarbonate film layer is connected with plastic-aluminum complex rete.
As a further scheme of the utility model: the polyvinyl alcohol film layer is made of vinyl acetate, and the polyvinylidene chloride film layer is made of polyvinyl fluoride resin.
As a further scheme of the utility model: the polycarbonate film layer is made of polycarbonate resin.
As a further scheme of the utility model: the aluminum foil layer is fixedly arranged in the aluminum-plastic composite film layer, the plastic film layer is bonded and connected to the bottom surface of the aluminum foil layer, and the top surface of the aluminum foil layer is bonded and connected with the polycarbonate film layer.
As a further scheme of the utility model: the thickness of the polyvinyl alcohol film is 0.02mm-0.1mm, the thickness of the polyvinylidene chloride film layer is 0.0125mm-0.05mm, the thickness of the polycarbonate film layer is 0.01mm-0.1mm, and the thickness of the aluminum-plastic composite film layer is 0.01mm-0.3mm.
As a further scheme of the utility model: the upper body is made of PE easy-tearing films.
The utility model has the beneficial effects that:
1. Staff can be through tearing the area for the tearing area can be along horizontal tear line, tears the stop line, thereby makes can expose food package bag, thereby makes can better use food package bag, can fold the food package bag that dismantles simultaneously, through pulling stretching strap, makes the top of lower body tensile, thereby makes can fold into lower body inside with food package bag's opening part, thereby makes can play the effect of a protection storage to food package.
2. By arranging the polyvinyl alcohol film layer, the polyvinyl alcohol film layer is a water-soluble film made of PVA with low polymerization degree and partial saponification, has the characteristics of good transparency and glossiness, difficult accumulation of static electricity, difficult adsorption of dust, good printing performance, excellent air tightness and fragrance retention in a dry state, good oil resistance, good mechanical strength, toughness, stress cracking resistance and the like.
3. By arranging the polyvinylidene chloride film layer, the film is a flexible and transparent high-barrier film, and has excellent moisture resistance, air tightness and fragrance retention; and has excellent resistance to strong acids, strong bases, chemicals and oil.
4. By arranging the polycarbonate film layer, the glass fiber is odorless, nontoxic, transparent and glossy like glass paper, and has the strength equivalent to that of PET film and BONY film, especially has very outstanding impact strength, and the polycarbonate film has excellent fragrance retention, good air tightness and moisture resistance, better ultraviolet ray transmittance resistance, good oil resistance, heat resistance and cold resistance.
5. Through setting up plastic-aluminum composite film layer, it has characteristics such as excellent oxygen isolation nature, moisture barrier nature, thermal insulation performance to make can be better carry out the effect that a protection was stored to food package bag.
Drawings
The utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the overall operation structure of the present utility model;
FIG. 3 is a schematic view of the internal structure of the lower body of the present utility model;
FIG. 4 is a schematic diagram of the internal structure of an aluminum-plastic composite film layer in the utility model.
In the figure: 1. an upper body; 2. a lower body; 201. a polyvinyl alcohol film layer; 202. a polyvinylidene chloride film layer; 203. a polycarbonate film layer; 204. an aluminum-plastic composite film layer; 2041. an aluminum foil layer; 2042. a plastic film layer; 3. a transverse tear line; 4. a cut-off line; 5. tearing the belt; 6. stretching the belt; 7. a transverse fold line.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1-4, a food packaging bag with an easy-to-tear film comprises an upper body 1 and a lower body 2, a stop line 4 is arranged between the upper body 1 and the lower body 2, a transverse tearing line 3 is arranged above the stop line 4, a tearing belt 5 is fixedly connected to one side surface of the upper body 1 close to the top, a stretching belt 6 is fixedly arranged in the middle of the surface of the lower body 2 close to the top, and a transverse folding line 7 is arranged on one side surface of the lower body 2 close to the middle, so that the protective film outside the food packaging bag can be more conveniently torn.
The inside of the lower body 2 is provided with a polyvinyl alcohol film layer 201, the bottom surface of the polyvinyl alcohol film layer 201 is connected with a polyvinylidene chloride film layer 202 in an adhesive manner, the bottom surface of the polyvinylidene chloride film layer 202 is connected with a polycarbonate film layer 203 in an adhesive manner, the bottom surface of the polycarbonate film layer 203 is connected with an aluminum-plastic composite film layer 204 in an adhesive manner, the polyvinyl alcohol film layer 201 is made of vinyl acetate, the polyvinylidene chloride film layer 202 is made of polyvinyl fluoride resin, the polycarbonate film layer 203 is made of polycarbonate resin, the polyvinyl alcohol film layer 201 has good transparency and glossiness, static electricity is not easy to accumulate, dust is not easy to adsorb, printing performance is good, and the polyvinylidene chloride film layer 202 is a flexible and transparent high-barrier film with excellent moisture resistance, air tightness and fragrance retention; the polycarbonate film layer 203 has excellent strong acid, alkali, chemical and oil resistance, has excellent impact strength, has excellent fragrance retention, good air tightness and moisture resistance, and has good ultraviolet ray transmittance resistance, and good oil resistance, heat resistance and cold resistance, thereby playing a better role in protecting food packaging bags.
The aluminum-plastic composite film 204 is internally and fixedly provided with an aluminum foil layer 2041, the bottom surface of the aluminum foil layer 2041 is connected with a plastic film layer 2042 in an adhesive manner, the top surface of the aluminum foil layer 2041 is connected with a polycarbonate film layer 203 in an adhesive manner, and the aluminum-plastic composite film 204 has the characteristics of excellent oxygen isolation, moisture isolation, heat preservation and the like, so that the food packaging bag can be better protected and stored.
The thickness of the polyvinyl alcohol film is 0.02mm-0.1mm, the thickness of the polyvinylidene chloride film layer 202 is 0.0125mm-0.05mm, the thickness of the polycarbonate film layer 203 is 0.01mm-0.1mm, the thickness of the aluminum plastic composite film layer 204 is 0.01mm-0.3mm, and the upper body 1 is made of PE easy-tearing films, so that the film can be more convenient and fast when the food packaging bag is used, the practicability and the flexibility of the film can be improved, and meanwhile, the film can play a role of protecting and storing the unpacked food packaging bag, so that the waste phenomenon can be avoided.
The working principle of the utility model is as follows: firstly, the staff can tear the upper body 1 through the tearing belt 5, the tearing belt 5 can tear the upper body 1 through the transverse tearing line 3, the tearing belt 5 can tear the cut-off line 4 along the transverse tearing box, so that the food packaging bag can be exposed, meanwhile, the disassembled food packaging bag can be folded, the upper side of the lower body 2 is stretched by pulling the stretching belt 6, so that the opening of the food packaging bag can be folded into the lower body 2, the upper body 1 is made of a PE easy-tearing film, and the PE easy-tearing film is made of polyethylene, has the characteristics of moisture and light resistance, air resistance, easiness in tearing and the like, so that the staff can tear the upper body 1 more conveniently.
Secondly, by arranging the polyvinyl alcohol film layer 201, the polyvinyl alcohol film layer 201 is a water-soluble film made of PVA with low polymerization degree and partial saponification, has good transparency and glossiness, is not easy to accumulate static electricity, is not easy to adsorb dust, has good printing performance, has excellent air tightness and fragrance retention in a dry state, has good oil resistance, has better mechanical strength, toughness, stress cracking resistance and other characteristics, and by arranging the polyvinylidene chloride film layer 202, the polyvinyl alcohol film is a flexible and transparent high-barrier film, and has excellent moisture resistance, air tightness and fragrance retention; the polycarbonate film layer 203 is odorless, nontoxic, transparent and luster like cellophane, has strength equivalent to that of PET film and BONY film, especially has very outstanding impact strength, excellent fragrance retention, good air tightness and moisture resistance, better ultraviolet ray transmittance resistance, good oil resistance, heat resistance and cold resistance, and has excellent oxygen isolation, moisture isolation, heat preservation and other characteristics by arranging the aluminum plastic composite film layer 204, so that the food packaging bag can be better protected and stored.
The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.
Claims (7)
1. The utility model provides a take food package of easy dyestripping, includes body (1) and lower body (2), its characterized in that, be provided with between last body (1) and lower body (2) stop line (4), be located the top of stop line (4) is provided with horizontal tear line (3), the one side fixed surface that goes up body (1) and is close to the top is connected with tear strip (5), lower body (2) are close to the surface intermediate fixed mounting at top and have tensile area (6), lower body (2) are close to one side surface in the centre and are provided with horizontal folding line (7).
2. The food packaging bag with the easy-tearing film according to claim 1, wherein a polyvinyl alcohol film layer (201) is arranged in the lower body (2), a polyvinylidene chloride film layer (202) is bonded and connected to the bottom surface of the polyvinyl alcohol film layer (201), a polycarbonate film layer (203) is bonded and connected to the bottom surface of the polyvinylidene chloride film layer (202), and an aluminum-plastic composite film layer (204) is bonded and connected to the bottom surface of the polycarbonate film layer (203).
3. The food packaging bag with easy-to-tear film according to claim 2, wherein the polyvinyl alcohol film layer (201) is made of vinyl acetate, and the polyvinylidene chloride film layer (202) is made of polyvinyl fluoride resin.
4. A food package with a peel-off film according to claim 2, characterized in that the polycarbonate film layer (203) is made of polycarbonate resin.
5. A food packaging bag with an easy-to-tear film according to claim 3, wherein an aluminum foil layer (2041) is fixedly installed inside the aluminum-plastic composite film layer (204), a plastic film layer (2042) is bonded and connected to the bottom surface of the aluminum foil layer (2041), and the top surface of the aluminum foil layer (2041) is bonded and connected with a polycarbonate film layer (203).
6. The food packaging bag with the easy-tearing film according to claim 2, wherein the thickness of the polyvinyl alcohol film is 0.02mm-0.1mm, the thickness of the polyvinylidene chloride film layer (202) is 0.0125mm-0.05mm, the thickness of the polycarbonate film layer (203) is 0.01mm-0.1mm, and the thickness of the aluminum-plastic composite film layer (204) is 0.01mm-0.3mm.
7. Food packaging bag with easy-to-tear film according to claim 1, characterized in that the upper body (1) is made of PE easy-to-tear film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323210657.4U CN221368458U (en) | 2023-11-28 | 2023-11-28 | Food packaging bag with easy-to-tear film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323210657.4U CN221368458U (en) | 2023-11-28 | 2023-11-28 | Food packaging bag with easy-to-tear film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221368458U true CN221368458U (en) | 2024-07-19 |
Family
ID=91869928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323210657.4U Active CN221368458U (en) | 2023-11-28 | 2023-11-28 | Food packaging bag with easy-to-tear film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221368458U (en) |
-
2023
- 2023-11-28 CN CN202323210657.4U patent/CN221368458U/en active Active
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