CN210553409U - High-barrier high-toughness polypropylene film - Google Patents
High-barrier high-toughness polypropylene film Download PDFInfo
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- CN210553409U CN210553409U CN201920520153.7U CN201920520153U CN210553409U CN 210553409 U CN210553409 U CN 210553409U CN 201920520153 U CN201920520153 U CN 201920520153U CN 210553409 U CN210553409 U CN 210553409U
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- polypropylene film
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- -1 polypropylene Polymers 0.000 title claims abstract description 51
- 239000004743 Polypropylene Substances 0.000 title claims abstract description 50
- 229920001155 polypropylene Polymers 0.000 title claims abstract description 50
- 230000004888 barrier function Effects 0.000 claims abstract description 26
- 239000002052 molecular layer Substances 0.000 claims abstract description 20
- 229920001328 Polyvinylidene chloride Polymers 0.000 claims abstract description 19
- 239000005033 polyvinylidene chloride Substances 0.000 claims abstract description 19
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000011248 coating agent Substances 0.000 claims abstract description 13
- 238000000576 coating method Methods 0.000 claims abstract description 13
- 229910052814 silicon oxide Inorganic materials 0.000 claims abstract description 13
- 238000005728 strengthening Methods 0.000 claims abstract description 11
- OEPOKWHJYJXUGD-UHFFFAOYSA-N 2-(3-phenylmethoxyphenyl)-1,3-thiazole-4-carbaldehyde Chemical compound O=CC1=CSC(C=2C=C(OCC=3C=CC=CC=3)C=CC=2)=N1 OEPOKWHJYJXUGD-UHFFFAOYSA-N 0.000 claims description 3
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 claims description 3
- 229920001577 copolymer Polymers 0.000 claims description 3
- 229920006267 polyester film Polymers 0.000 claims description 3
- 239000002861 polymer material Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 abstract description 12
- 239000000463 material Substances 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
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Abstract
The utility model discloses a high resistant obdurability polypropylene film that separates, including polypropylene film base layer, the equal fixedly connected with barrier layer in top and the bottom of polypropylene film base layer, the outside fixedly connected with toughness strengthening layer of barrier layer, the barrier layer is including silicon oxide coating film and PVDC layer, the bottom fixedly connected with PVDC layer of silicon oxide coating film, toughness strengthening layer is including COC molecular layer and BOPET thin layer, the bottom on COC molecular layer is equipped with the BOPET thin layer. The utility model discloses a set up polypropylene film basic unit, barrier layer, toughness strengthening layer, silicon oxide coating film, PVDC layer, COC molecular layer, BOPET thin layer, can make the device reach the function of high separation toughness, solved the function that the polypropylene film on the existing market did not possess high separation toughness, in use is limited more, can't use on the product that has higher demand to toughness and separation nature, the practicality is relatively poor, is unfavorable for the problem of product popularization and use.
Description
Technical Field
The utility model relates to a polypropylene film technical field specifically is a high resistant obdurability polypropylene film that separates.
Background
Polypropylene is a non-toxic, odorless and tasteless milky high-crystalline polymer, the density is only 0.90 to 0.91g/cm3, the polypropylene is one of the lightest varieties of all plastics at present, the polypropylene is particularly stable to water, the water absorption rate in water is only 0.01 percent, the molecular weight is about 8, in case of 15 ten thousand, the moldability is good, but thick-wall products are easy to dent due to large shrinkage rate, and the requirements are difficult to meet for some parts with higher dimensional accuracy, the surface gloss of the products is good, the crystallinity of the polypropylene is high, the structure is regular, the polypropylene has excellent mechanical properties, the absolute value of the mechanical properties of the polypropylene is higher than that of polyethylene, but the polypropylene still belongs to a lower variety in plastic materials, the polypropylene with a larger isotactic index has higher tensile strength, and the impact strength of the polypropylene is reduced along with the increase of the isotactic index.
With the progress of times and the development of science and technology, polypropylene films are more and more extensive in production and application, the polypropylene films in the existing market do not have the function of high barrier toughness, are more limited in use, cannot be used on products with higher requirements on toughness and barrier property, are poorer in practicability, and are not beneficial to popularization and application of the products.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high resistant separates strong malleability polypropylene film possesses the high resistant advantage that separates strong malleability, has solved the problem that polypropylene film does not possess the strong malleability function of high separation on the current market.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high resistant obdurability polypropylene film that separates, includes polypropylene film base course, the equal fixedly connected with barrier layer in top and the bottom of polypropylene film base course, the outside fixedly connected with toughness strengthening layer of barrier layer, the barrier layer is including silicon oxide coating film and PVDC layer, the bottom fixedly connected with PVDC layer of silicon oxide coating film, toughness strengthening layer is including COC molecular layer and BOPET thin layer, the bottom on COC molecular layer is equipped with the BOPET thin layer.
Preferably, the material used for the PVDC layer is a copolymer of vinylidene chloride and vinyl chloride, and the thickness used for the PVDC layer is 10-15 μm.
Preferably, the material used for the COC molecular layer is an amorphous transparent copolymerized polymer material having a cyclic olefin structure, and the used thickness of the COC molecular layer is 20 to 25 μm.
Preferably, the BOPET film layer is made of a biaxially oriented polyester film layer, and the using thickness of the BOPET film layer is 10-12 μm.
Preferably, the polypropylene film base layer is used in a thickness of 0.15 to 0.2 mm.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a set up polypropylene film basic unit, barrier layer, toughness strengthening layer, silicon oxide coating film, PVDC layer, COC molecular layer, BOPET thin layer, can make the device reach the function of high separation toughness, solved the function that the polypropylene film on the existing market did not possess high separation toughness, in use is limited more, can't use on the product that has higher demand to toughness and separation nature, the practicality is relatively poor, is unfavorable for the problem of product popularization and use.
2. The PVDC layer can effectively block external moisture and gas, so that the blocking capability of the polypropylene film is improved, and the practicability of the device in use is improved;
the toughness of the polypropylene film can be effectively improved through the COC molecular layer and the BOPET film layer, so that the stretching resistance and the extensibility of the device are enhanced when the device is used, and the device is convenient for a user to use;
drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of a barrier layer of the present invention;
fig. 3 is a sectional view of the toughness reinforcing layer of the present invention.
In the figure: 1 polypropylene film base layer, 2 barrier layers, 3 toughness strengthening layers, 4 silicon oxide coating films, 5PVDC layers, 6COC molecular layers and 7BOPET film layers.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, a high-barrier tough polypropylene film comprises a polypropylene film base layer 1, barrier layers 2 are fixedly connected to the top and the bottom of the polypropylene film base layer 1, a tough reinforcing layer 3 is fixedly connected to the outer side of the barrier layer 2, the barrier layer 2 comprises a silicon oxide coating film 4 and a PVDC layer 5, the PVDC layer 5 is made of a copolymer of vinylidene chloride and vinyl chloride, the PVDC layer 5 is 10-15 μm thick, the barrier layer 5 can effectively block external moisture and gas, so as to improve the barrier capability of the polypropylene film and improve the practicability of the device during use, the PVDC layer 5 is fixedly connected to the bottom of the silicon oxide coating film 4, the tough reinforcing layer 3 comprises a COC molecular layer 6 and a BOPET film layer 7, the COC molecular layer 6 is made of an amorphous transparent copolymerized polymer material with a cyclic olefin structure, the use thickness of COC molecular layer 6 is 20-25 μm, the bottom of COC molecular layer 6 is equipped with BOPET thin layer 7, the use material of BOPET thin layer 7 is biaxial stretching polyester film layer, the use thickness of BOPET thin layer 7 is 10-12 μm, the use thickness of polypropylene film basic unit 1 is 0.15-0.2mm, through COC molecular layer 6 and BOPET thin layer 7, can effectively promote the toughness of polypropylene film, make the device stretch-proofing extension ability strengthen when using, convenience of customers's use.
During the use, through setting up polypropylene film basic unit 1, barrier layer 2, toughness strengthening layer 3, silicon oxide coating film 4, PVDC layer 5, COC molecular layer 6, BOPET thin layer 7, can make the device reach the function of high separation toughness, the function that the polypropylene film on having solved the existing market did not possess high separation toughness has, in use is limited more, can't use on the product that has higher demand to toughness and separation nature, the practicality is relatively poor, be unfavorable for the problem of product popularization and use, be fit for using widely.
In summary, the following steps: this high resistant separates obdurability polypropylene film, through polypropylene film basic unit 1, barrier layer 2, toughness strengthening layer 3, silicon oxide coating film 4, PVDC layer 5, COC molecular layer 6, BOPET thin layer 7, solved the function that the polypropylene film on the existing market did not possess the high separation obdurability, in use is limited more, can't use on the product that has higher demand toughness and separation nature, the practicality is relatively poor, is unfavorable for the problem of product popularization and use.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A high-barrier high-toughness polypropylene film comprises a polypropylene film base layer (1), and is characterized in that: the polypropylene film base layer (1) top and the equal fixedly connected with barrier layer (2) in bottom, the outside fixed connection of barrier layer (2) has toughness strengthening layer (3), barrier layer (2) are including silicon oxide coating film (4) and PVDC layer (5), the bottom fixedly connected with PVDC layer (5) of silicon oxide coating film (4), toughness strengthening layer (3) are including COC molecular layer (6) and BOPET thin layer (7), the bottom of COC molecular layer (6) is equipped with BOPET thin layer (7).
2. The high barrier toughness polypropylene film as claimed in claim 1, wherein: the PVDC layer (5) is made of a copolymer of vinylidene chloride and vinyl chloride, and the thickness of the PVDC layer (5) is 10-15 mu m.
3. The high barrier toughness polypropylene film as claimed in claim 1, wherein: the COC molecular layer (6) is made of an amorphous transparent copolymerized polymer material with a cyclic olefin structure, and the usage thickness of the COC molecular layer (6) is 20-25 mu m.
4. The high barrier toughness polypropylene film as claimed in claim 1, wherein: the BOPET film layer (7) is made of a biaxially oriented polyester film layer, and the using thickness of the BOPET film layer (7) is 10-12 microns.
5. The high barrier toughness polypropylene film as claimed in claim 1, wherein: the use thickness of the polypropylene film base layer (1) is 0.15-0.2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920520153.7U CN210553409U (en) | 2019-04-17 | 2019-04-17 | High-barrier high-toughness polypropylene film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920520153.7U CN210553409U (en) | 2019-04-17 | 2019-04-17 | High-barrier high-toughness polypropylene film |
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| Publication Number | Publication Date |
|---|---|
| CN210553409U true CN210553409U (en) | 2020-05-19 |
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| CN201920520153.7U Active CN210553409U (en) | 2019-04-17 | 2019-04-17 | High-barrier high-toughness polypropylene film |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114274634A (en) * | 2021-12-28 | 2022-04-05 | 浙江海顺新能源材料有限公司 | Co-extrusion casting polypropylene film for lithium battery aluminum plastic film and preparation method thereof |
-
2019
- 2019-04-17 CN CN201920520153.7U patent/CN210553409U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114274634A (en) * | 2021-12-28 | 2022-04-05 | 浙江海顺新能源材料有限公司 | Co-extrusion casting polypropylene film for lithium battery aluminum plastic film and preparation method thereof |
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Address after: 362122 No. 790, Xingxiu Road, Taiwan investment zone, Quanzhou City, Fujian Province Patentee after: Quanzhou Jiadeli Electronic Materials Co.,Ltd. Country or region after: China Address before: 790 Xingxiu Road, Taiwan business investment zone, Quanzhou, Fujian Patentee before: QUANZHOU JIADELI ELECTRONIC MATERIAL Co.,Ltd. Country or region before: China |