CN215620593U - High-brightness aluminum-plastic composite hose sheet - Google Patents
High-brightness aluminum-plastic composite hose sheet Download PDFInfo
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- CN215620593U CN215620593U CN202121165319.1U CN202121165319U CN215620593U CN 215620593 U CN215620593 U CN 215620593U CN 202121165319 U CN202121165319 U CN 202121165319U CN 215620593 U CN215620593 U CN 215620593U
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Abstract
The utility model relates to the technical field of pipes and discloses a high-brightness aluminum-plastic composite hose sheet which sequentially comprises a polyethylene film outer layer, a first bonding layer, a first middle layer, a second bonding layer, a second middle layer, a third bonding layer and a heat-sealing inner layer from outside to inside; the first intermediate layer comprises a polyester base layer; the outer surface of the polyester base layer is plated with an aluminum layer or a silicon layer; the second middle layer is a barrier aluminum foil layer. According to the high-brightness aluminum-plastic composite hose sheet provided by the utility model, the outer layer of the polyethylene film, the first bonding layer, the first intermediate layer, the second bonding layer, the second intermediate layer, the third bonding layer and the heat-seal inner layer are sequentially formed into the high-brightness aluminum-plastic composite hose sheet from outside to inside, so that the high-brightness aluminum-plastic composite hose sheet not only has good transparency and heat-seal property, but also has good metal brightness and rebound resilience, has a good appearance visual effect, and can keep good oxygen resistance and moisture resistance.
Description
Technical Field
The utility model relates to the technical field of pipes, in particular to a high-brightness aluminum-plastic composite hose sheet.
Background
The composite hose appears in the 90 s of the last century and is used for replacing the original aluminum pipe, and due to the advantage of the cost, the composite hose is developed very quickly in daily chemical packaging; although the traditional aluminum-plastic composite hose has strong barrier property, the traditional aluminum-plastic composite hose has poor overall appearance visual effect, and the metal texture and the rebound resilience of aluminum foil are not good.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the problems in the prior art and provide a high-brightness aluminum-plastic composite hose sheet with good metal brightness and rebound resilience.
In order to achieve the purpose, the utility model adopts the following scheme:
a high-brightness aluminum-plastic composite hose sheet comprises a polyethylene film outer layer, a first bonding layer, a first middle layer, a second bonding layer, a second middle layer, a third bonding layer and a heat-sealing inner layer from outside to inside in sequence; the first intermediate layer comprises a polyester base layer; the outer surface of the polyester base layer is plated with an aluminum layer or a silicon layer; the second middle layer is a barrier aluminum foil layer.
Further, the thickness of the outer layer of the polyethylene film is 50-125 mu m.
Further, the thickness of the first intermediate layer is 12-18 μm.
Further, the thickness of the second intermediate layer is 85-165 mu m.
Further, the first bonding layer, the second bonding layer and the third bonding layer are all polyethylene resin layers, terpolymer resin layers or polyurethane glue layers.
Furthermore, the first bonding layer, the second bonding layer and the third bonding layer are all 25-45 micrometers.
Further, the heat-seal inner layer is a polyethylene layer.
Further, the thickness of the heat-sealing inner layer is 50-125 mu m.
Compared with the prior art, the utility model has the following advantages:
according to the utility model, the outer layer of the polyethylene film, the first bonding layer, the first intermediate layer, the second bonding layer, the second intermediate layer, the third bonding layer and the heat-seal inner layer are sequentially formed into the high-brightness aluminum-plastic composite hose sheet from outside to inside, so that the high-brightness aluminum-plastic composite hose sheet not only has good transparency and heat sealability, but also has good metal brightness and rebound resilience, and good appearance visual effect, and can keep good oxygen resistance and moisture resistance.
Drawings
The present application will be described in further detail with reference to the following drawings and detailed description.
Fig. 1 is a schematic structural view of a high brightness aluminum plastic composite hose sheet according to the present invention.
The figure includes:
the polyethylene film comprises an outer polyethylene film layer 1, a first bonding layer 2, a first middle layer 3, a second bonding layer 4, a second middle layer 5, a third bonding layer 6 and a heat-sealing inner layer 7.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
As shown in fig. 1, the high-brightness aluminum-plastic composite hose sheet comprises, from outside to inside, a polyethylene film outer layer 1, a first bonding layer 2, a first intermediate layer 3, a second bonding layer 4, a second intermediate layer 5, a third bonding layer 6 and a heat-seal inner layer 7 in sequence; in the high-brightness aluminum-plastic composite hose sheet, the outer layer 1 of the polyethylene film has good transparency and heat sealability. Of course, the outer layer 1 of polyethylene film can also be replaced by an outer layer of polypropylene. The first intermediate layer 3 comprises a polyester base layer; the outer surface of the polyester base layer is plated with an aluminum layer or a silicon layer, and the aluminum layer or the silicon layer is plated on the polyester base layer, so that the high-brightness aluminum-plastic composite hose sheet has good metal brightness and rebound resilience. The second intermediate layer 5 is an isolation aluminum foil layer and has good metal brightness and oxygen and moisture resistance. The heat-seal inner layer 7 is a polyethylene layer, so that the high-brightness aluminum-plastic composite hose sheet has a good heat-seal effect.
Therefore, the polyethylene film outer layer 1, the first bonding layer 2, the first middle layer 3, the second bonding layer 4, the second middle layer 5, the third bonding layer 6 and the heat-seal inner layer 7 are sequentially formed into the high-brightness aluminum-plastic composite hose sheet from outside to inside, so that the high-brightness aluminum-plastic composite hose sheet not only has good transparency and heat sealability, but also has good metal brightness and rebound resilience, has good appearance visual effect, and can keep good oxygen resistance and moisture resistance.
In the present embodiment, the thickness of the polyethylene film outer layer 1 is 50 to 125 μm, and may preferably be 50 μm, 75 μm, 100 μm or 125 μm; the thickness of the first intermediate layer 3 is 12-18 mu m; may preferably be 12 μm, 15 μm or 18 μm; the thickness of the second intermediate layer 5 is 85 to 165 μm, and preferably 85 μm, 100 μm, 125 μm, 150 μm, or 165 μm. The thickness of the heat-seal inner layer 7 is 50 to 125 μm, and preferably 50 μm, 80 μm, 95 μm, 125 μm.
In the present embodiment, the first adhesive layer 2, the second adhesive layer 4, and the third adhesive layer 6 are all polyethylene resin layers, terpolymer resin layers, or polyurethane glue layers. Any one of a polyethylene resin layer, a terpolymer resin layer or a polyurethane glue layer is used as the first bonding layer 2, the second bonding layer 4 and the third bonding layer 6, so that the outer layer 1 of the polyethylene film, the first middle layer 3, the second middle layer 5 and the heat-sealing inner layer 7 are stably and compositely connected to form the high-brightness aluminum-plastic composite hose sheet, and the high-brightness aluminum-plastic composite hose sheet has good bonding performance. The first bonding layer 2, the second bonding layer 4 and the third bonding layer 6 are all 25-45 micrometers.
Example 1:
the highlight aluminum-plastic composite hose sheet comprises a polyethylene film outer layer 1, a first bonding layer 2, a first middle layer 3, a second bonding layer 4, a barrier aluminum foil layer, a third bonding layer 6 and a polyethylene layer from outside to inside in sequence; the first intermediate layer 3 comprises a polyester base layer; the outer surface of the polyester base layer is plated with an aluminum layer; the first bonding layer 2, the second bonding layer 4 and the third bonding layer 6 are all any one of a polyethylene resin layer, a terpolymer resin layer or a polyurethane glue layer.
The preparation process of the high-brightness aluminum-plastic composite hose sheet in the embodiment 1 is compounding, pipe making and injection molding, and is specifically implemented as follows:
the first compounding is to bond the outer polyethylene film layer 1 and the polyester substrate with aluminum layer with the first adhesive layer 2, which may be polyethylene resin layer, terpolymer resin layer or polyurethane glue layer, and the first compounded material may be obtained through dry compounding process. Selecting parameters of 45-60 ℃ of processing temperature; the unreeling tension is 15-20 kg; the winding tension is 20-35 kg; the composite pressure is 4-6 kg.
The second compounding utilizes dry compounding to bond the first compounded material and the high barrier material (barrier aluminum foil layer) together through a second bonding layer 4 (namely a polyethylene resin layer, a terpolymer resin layer or a polyurethane glue layer) to obtain a second compounded material. Selecting parameters of 45-60 ℃ of processing temperature; the unreeling tension is 15-20 kg; the winding tension is 20-35 kg; the composite pressure is 4-6 kg.
And thirdly, bonding the material subjected to the second compounding and an inner layer heat-sealing material (polyethylene layer) together by using a third bonding layer 6 (namely a polyethylene resin layer, a terpolymer resin layer or a polyurethane glue layer) for extrusion compounding to prepare a semi-finished product. The selection parameter is processing temperature of 250 ℃ and 280 ℃; the unreeling tension is 20-25 kg; the winding tension is 25-40 kg; the composite pressure is 4-6 kg.
Fourthly, manufacturing the semi-finished product into a hose; the corresponding composite pipe can be made by butt joint or lap joint; selecting parameters of 30% -100% of high-frequency energy; cooling at 15-22 deg.c; the pressure is 2-5 kg.
The hose is injected with an upper pipe shoulder for the fourth time, and the selected parameter is the injection temperature of 200-; the pressure is 20-50 bar; the cooling temperature is 10-20 ℃.
Example 2:
the highlight aluminum-plastic composite hose sheet comprises a polyethylene film outer layer 1, a first bonding layer 2, a first middle layer 3, a second bonding layer 4, a barrier aluminum foil layer, a third bonding layer 6 and a polyethylene layer from outside to inside in sequence; the first intermediate layer 3 comprises a polyester base layer; the outer surface of the polyester base layer is plated with a silicon layer; the first bonding layer 2, the second bonding layer 4 and the third bonding layer 6 are all any one of a polyethylene resin layer, a terpolymer resin layer or a polyurethane glue layer.
The preparation process of the high-brightness aluminum-plastic composite hose sheet in the embodiment 2 is compounding, pipe making and injection molding, and is specifically implemented as follows:
the first compounding is to bond the outer polyethylene film layer 1 and the polyester substrate with silicon layer with the first adhesive layer 2, which may be polyethylene resin layer, terpolymer resin layer or polyurethane glue layer, and the first compounded material may be obtained through dry compounding process. Selecting parameters as processing temperature 60-75 ℃; the unreeling tension is 20-25 kg; the winding tension is 20-35 kg; the composite pressure is 4-6 kg.
The second compounding utilizes dry compounding to bond the first compounded material and the high barrier material (barrier aluminum foil layer) together through a second bonding layer 4 (namely a polyethylene resin layer, a terpolymer resin layer or a polyurethane glue layer) to obtain a second compounded material. Selecting parameters as processing temperature 60-75 ℃; the unreeling tension is 20-25 kg; the winding tension is 20-35 kg; the composite pressure is 4-6 kg.
And thirdly, bonding the material subjected to the second compounding and an inner layer heat-sealing material (polyethylene layer) together by using a third bonding layer 6 (namely a polyethylene resin layer, a terpolymer resin layer or a polyurethane glue layer) for extrusion compounding to prepare a semi-finished product. The selection parameter is processing temperature of 280 ℃ and 320 ℃; the unreeling tension is 25-40 kg; the winding tension is 25-40 kg; the composite pressure is 4-6 kg.
Fourthly, manufacturing the semi-finished product into a hose; the corresponding composite pipe can be made by butt joint or lap joint; selecting parameters of 30% -100% of high-frequency energy; cooling at 15-22 deg.c; the pressure is 2-5 kg.
The hose is injected with an upper pipe shoulder for the fourth time, and the selected parameter is the injection temperature of 200-; the pressure is 20-50 bar; the cooling temperature is 10-20 ℃.
The finished composite hoses of examples 1 and 2 were tested and the data for 10 samples are shown in the following table:
as can be seen from the test data in the table, the high-brightness aluminum-plastic composite hose sheet has good metal brightness, rebound resilience and good appearance visual effect, and the high-brightness aluminum-plastic composite hose sheet has good transparency, heat sealability and oxygen and moisture resistance.
The foregoing is only a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and substitutions can be made without departing from the technical principle of the present application, and these modifications and substitutions should also be regarded as the protection scope of the present application.
Claims (8)
1. The high-brightness aluminum-plastic composite hose sheet is characterized in that the high-brightness aluminum-plastic composite hose sheet sequentially comprises a polyethylene film outer layer, a first bonding layer, a first middle layer, a second bonding layer, a second middle layer, a third bonding layer and a heat-sealing inner layer from outside to inside; the first intermediate layer comprises a polyester base layer; the outer surface of the polyester base layer is plated with an aluminum layer or a silicon layer; the second middle layer is a barrier aluminum foil layer.
2. The highlight aluminum-plastic composite hose sheet as claimed in claim 1, wherein the thickness of the outer polyethylene film layer is 50-125 μm.
3. The high-brightness aluminum-plastic composite hose sheet material as claimed in claim 1, wherein the thickness of the first intermediate layer is 12-18 μm.
4. The high-brightness aluminum-plastic composite hose sheet material as claimed in claim 1, wherein the thickness of the second middle layer is 85-165 μm.
5. The high-brightness plastic-aluminum composite hose sheet material as claimed in claim 1, wherein the first bonding layer, the second bonding layer and the third bonding layer are all polyethylene resin layers, terpolymer resin layers or polyurethane glue layers.
6. The highlight aluminum-plastic composite hose sheet according to claim 1, wherein the first bonding layer, the second bonding layer and the third bonding layer are all 25-45 μm.
7. The high gloss aluminum plastic composite hose sheet according to claim 1, wherein said heat seal inner layer is a polyethylene layer.
8. The high-brightness aluminum-plastic composite hose sheet material as claimed in claim 1, wherein the thickness of the heat-sealing inner layer is 50-125 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121165319.1U CN215620593U (en) | 2021-05-27 | 2021-05-27 | High-brightness aluminum-plastic composite hose sheet |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121165319.1U CN215620593U (en) | 2021-05-27 | 2021-05-27 | High-brightness aluminum-plastic composite hose sheet |
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| CN215620593U true CN215620593U (en) | 2022-01-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116872537A (en) * | 2023-07-17 | 2023-10-13 | 广东瑞远新材料有限公司 | High-oxygen-resistance composite hose and preparation method thereof |
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2021
- 2021-05-27 CN CN202121165319.1U patent/CN215620593U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116872537A (en) * | 2023-07-17 | 2023-10-13 | 广东瑞远新材料有限公司 | High-oxygen-resistance composite hose and preparation method thereof |
| CN116872537B (en) * | 2023-07-17 | 2024-01-26 | 广东瑞远新材料有限公司 | High-oxygen-resistance composite hose and preparation method thereof |
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