CN220031401U - High-barrier biaxially oriented polyethylene film - Google Patents
High-barrier biaxially oriented polyethylene film Download PDFInfo
- Publication number
- CN220031401U CN220031401U CN202223156322.4U CN202223156322U CN220031401U CN 220031401 U CN220031401 U CN 220031401U CN 202223156322 U CN202223156322 U CN 202223156322U CN 220031401 U CN220031401 U CN 220031401U
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- CN
- China
- Prior art keywords
- layer
- polyethylene
- polyethylene film
- biaxially oriented
- polyethylene layer
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- 239000004698 Polyethylene Substances 0.000 title claims abstract description 93
- -1 polyethylene Polymers 0.000 title claims abstract description 93
- 229920000573 polyethylene Polymers 0.000 title claims abstract description 93
- 239000010410 layer Substances 0.000 claims abstract description 117
- 239000011241 protective layer Substances 0.000 claims abstract description 13
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 13
- 239000012790 adhesive layer Substances 0.000 claims abstract description 9
- 239000012793 heat-sealing layer Substances 0.000 claims description 14
- 229920000092 linear low density polyethylene Polymers 0.000 claims description 12
- 239000004707 linear low-density polyethylene Substances 0.000 claims description 12
- 239000004677 Nylon Substances 0.000 claims description 8
- 229920001778 nylon Polymers 0.000 claims description 8
- 239000004712 Metallocene polyethylene (PE-MC) Substances 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 2
- 230000004888 barrier function Effects 0.000 claims 2
- FOIXSVOLVBLSDH-UHFFFAOYSA-N Silver ion Chemical compound [Ag+] FOIXSVOLVBLSDH-UHFFFAOYSA-N 0.000 description 5
- 230000006750 UV protection Effects 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 229920000742 Cotton Polymers 0.000 description 4
- 239000002250 absorbent Substances 0.000 description 4
- 239000012752 auxiliary agent Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000004806 packaging method and process Methods 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 230000002745 absorbent Effects 0.000 description 3
- 239000012792 core layer Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229920000297 Rayon Polymers 0.000 description 2
- 229920001684 low density polyethylene Polymers 0.000 description 2
- 239000004702 low-density polyethylene Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004224 protection Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
Abstract
The utility model discloses a high-barrier biaxially oriented polyethylene film, which comprises a polyethylene layer, a protective layer and a reinforcing layer, wherein the polyethylene layer comprises a first polyethylene layer, an adhesive layer and a second polyethylene layer, the first polyethylene layer is connected with the second polyethylene layer through the adhesive layer, the protective layer is adhered to the upper end face of the first polyethylene layer, the reinforcing layer is adhered to the lower end face of the second polyethylene layer, and the protective layer and the reinforcing layer are respectively arranged on the upper side and the lower side of the polyethylene layer when the high-barrier biaxially oriented polyethylene film is required to be used.
Description
Technical Field
The utility model relates to the technical field of polyethylene films, in particular to a high-barrier biaxially oriented polyethylene film.
Background
The polyethylene film is a packaging bag material commonly used at present, and has the advantages of high transparency, good thickness uniformity, easy heat sealing, low cost and the like.
The prior Chinese patent with publication number of CN204914810U discloses a novel polyethylene film which is provided with a heat sealing layer, a core layer and a corona layer which are sequentially overlapped; the heat sealing layer is a metallocene polyethylene layer added with an ultraviolet resistance auxiliary agent, the core layer is a linear low-density polyethylene layer added with the ultraviolet resistance auxiliary agent, and the corona layer is a low-density polyethylene layer added with the ultraviolet resistance auxiliary agent. The novel polyethylene film mainly provides reasonable combination improvement for three co-extruded layers, the heat sealing layer, the core layer and the corona layer are respectively made of metallocene polyethylene, linear low-density polyethylene and low-density polyethylene materials, and ultraviolet resistance auxiliary agents are added to the three materials, so that the polyethylene film is endowed with excellent ultraviolet resistance.
With respect to the related art, the inventor considers that the polyethylene film has no corresponding protective structure, so that tearing is easy to occur in the use process, and the polyethylene film is easy to fog when a hot and humid product is packaged, thereby easily influencing the product quality.
Disclosure of Invention
In order to achieve the effects of increasing the use strength and safely packaging, the utility model provides a high-barrier biaxially oriented polyethylene film.
The utility model is realized in the following way:
the utility model provides a high separation biaxially oriented polyethylene film, includes polyethylene layer, inoxidizing coating and enhancement layer, the polyethylene layer includes first polyethylene layer, viscose layer and second polyethylene layer, first polyethylene layer is connected with the second polyethylene layer through the viscose layer, inoxidizing coating bonding is in the up end on first polyethylene layer, the lower terminal surface on second polyethylene layer is glued to the enhancement layer.
Further, the upper end face of the first polyethylene layer is provided with a plurality of grooves.
Further, an anti-fog layer is attached to the lower end face of the second polyethylene layer, and the anti-fog layer is an anti-fog polyethylene film.
Further, the protective layer comprises a heat sealing layer and a linear low-density polyethylene layer, and the linear low-density polyethylene layer is adhered to the lower end face of the heat sealing layer.
Further, the heat-sealing layer is metallocene polyethylene.
Further, the reinforcing layer comprises a cotton net layer and a nylon layer, and the nylon layer is adhered to the upper end face of the cotton net layer.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the structure and the use process of the traditional polyethylene film are researched, so that the high-barrier biaxially-oriented polyethylene film is designed, when the polyethylene film is required to be used, the protective layer and the reinforcing layer are respectively arranged on the upper side and the lower side of the polyethylene layer, so that after the first polyethylene layer and the second polyethylene layer are connected through the adhesive layer, the groove is formed in the upper end face of the first polyethylene layer, the water-absorbent resin mixed with nano silver ion powder is conveniently placed through the groove, the growth of mold can be inhibited through the nano silver ion powder, the anti-fog layer is attached to the lower end face of the second polyethylene layer, the anti-fog effect of the polyethylene film in the process of packaging is improved through the anti-fog layer, the integral strength of the polyethylene film is improved through the arrangement of the heat sealing layer and the linear low-density polyethylene layer, meanwhile, the strength of the polyethylene film is further improved through the arrangement of the cotton mesh layer and the nylon layer, and the polyethylene film is not easy to damage when the polyethylene film is used.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the structure of a polyethylene film of the present utility model as it is rolled;
FIG. 2 is a schematic view of the structure of the polyethylene film shown in FIG. 1;
FIG. 3 is a schematic view of the structure of the polyethylene layer shown in FIG. 2;
FIG. 4 is a schematic view of the protective layer of FIG. 2;
fig. 5 is a schematic view of the structure of the reinforcing layer shown in fig. 2.
In the figure: 1. a polyethylene layer; 11. a first polyethylene layer; 111. a groove; 12. an adhesive layer; 13. a second polyethylene layer; 131. an anti-fog layer; 2. a protective layer; 21. a heat-sealing layer; 22. a linear low density polyethylene layer; 3. a reinforcing layer; 31. a fleece layer; 32. nylon layer.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model.
Referring to fig. 1, 2, 3, 4 and 5, a high-barrier biaxially oriented polyethylene film comprises a polyethylene layer 1, a protective layer 2 and a reinforcing layer 3, wherein the polyethylene layer 1 comprises a first polyethylene layer 11, an adhesive layer 12 and a second polyethylene layer 13, the first polyethylene layer 11 is connected with the second polyethylene layer 13 through the adhesive layer 12, a plurality of grooves 111 are formed in the upper end face of the first polyethylene layer 11, a water absorbent resin is arranged in the grooves 111, nano silver ion powder is mixed in the water absorbent resin, an anti-fog layer 131 is attached to the lower end face of the second polyethylene layer 13, the anti-fog layer 131 is an anti-fog polyethylene film, and can be respectively arranged on the upper side and the lower side of the polyethylene layer 1 through the protective layer 2 and the reinforcing layer 3 when in use, so that after the first polyethylene layer 11 and the second polyethylene layer 13 are connected through the adhesive layer 12, meanwhile, the groove 111 is formed on the upper end surface of the first polyethylene layer 11, the water absorbent resin mixed with nano silver ion powder is conveniently placed through the groove 111, so that the growth of mould can be restrained through the nano silver ion powder, the anti-fog layer 131 is adhered to the lower end surface of the second polyethylene layer 13, the anti-fog effect of the polyethylene film in packaging is improved through the anti-fog layer 131, the integral strength of the polyethylene film is improved through the arrangement of the heat sealing layer 21 and the linear low density polyethylene layer 22, meanwhile, the strength of the polyethylene film is further improved through the arrangement of the cotton net layer 31 and the linear low density polyethylene layer 32, the damage of the polyethylene film is not easy to occur when the polyethylene film is used, the problem that the existing polyethylene film has no corresponding protective structure is solved, tearing is easy to occur in the using process, and the wet and hot product is easy to fog when the wet hot product is packaged is solved, further, the quality of the product is easily affected;
the protective layer 2 is adhered to the upper end face of the first polyethylene layer 11, the protective layer 2 comprises a heat sealing layer 21 and a linear low-density polyethylene layer 22, the linear low-density polyethylene layer 22 is adhered to the lower end face of the heat sealing layer 21, and the heat sealing layer 21 is metallocene polyethylene;
the reinforcing layer 3 is adhered to the lower end surface of the second polyethylene layer 13, the reinforcing layer 3 comprises a web layer 31 and a nylon layer 32, and the nylon layer 32 is adhered to the upper end surface of the web layer 31.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The utility model provides a high separation biaxially oriented polyethylene film, includes polyethylene layer (1), inoxidizing coating (2) and enhancement layer (3), its characterized in that: the polyethylene layer (1) comprises a first polyethylene layer (11), an adhesive layer (12) and a second polyethylene layer (13), wherein the first polyethylene layer (11) is connected with the second polyethylene layer (13) through the adhesive layer (12), the protective layer (2) is adhered to the upper end face of the first polyethylene layer (11), and the reinforcing layer (3) is adhered to the lower end face of the second polyethylene layer (13).
2. The high-barrier biaxially oriented polyethylene film according to claim 1, wherein the upper end surface of the first polyethylene layer (11) is provided with a plurality of grooves (111).
3. The high-barrier biaxially oriented polyethylene film according to claim 2, wherein the lower end surface of the second polyethylene layer (13) is attached with an anti-fog layer (131), and the anti-fog layer (131) is an anti-fog polyethylene film.
4. A biaxially oriented high barrier polyethylene film according to claim 3, wherein the protective layer (2) comprises a heat sealing layer (21) and a linear low density polyethylene layer (22), and the linear low density polyethylene layer (22) is adhered to the lower end surface of the heat sealing layer (21).
5. The high barrier biaxially oriented polyethylene film of claim 4, wherein the heat seal layer (21) is a metallocene polyethylene.
6. The high-barrier biaxially oriented polyethylene film according to claim 5, wherein the reinforcing layer (3) comprises a web layer (31) and a nylon layer (32), and the nylon layer (32) is adhered to the upper end surface of the web layer (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223156322.4U CN220031401U (en) | 2022-11-28 | 2022-11-28 | High-barrier biaxially oriented polyethylene film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223156322.4U CN220031401U (en) | 2022-11-28 | 2022-11-28 | High-barrier biaxially oriented polyethylene film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220031401U true CN220031401U (en) | 2023-11-17 |
Family
ID=88728295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223156322.4U Active CN220031401U (en) | 2022-11-28 | 2022-11-28 | High-barrier biaxially oriented polyethylene film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220031401U (en) |
-
2022
- 2022-11-28 CN CN202223156322.4U patent/CN220031401U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231225 Address after: 351111 Xilin, Yangwei Village, Baitang Town, Hanjiang District, Putian City, Fujian Province Patentee after: Putian Hanjiang District Lishun Plastic Products Co.,Ltd. Address before: No. 24 Xida Road, Xiangang Village, Shishan Town, Nanhai District, Foshan City, Guangdong Province, 528000 Patentee before: Li Jinwei |
|
| TR01 | Transfer of patent right |