CN210940750U - Tectorial membrane metal sheet - Google Patents
Tectorial membrane metal sheet Download PDFInfo
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- CN210940750U CN210940750U CN201920856345.5U CN201920856345U CN210940750U CN 210940750 U CN210940750 U CN 210940750U CN 201920856345 U CN201920856345 U CN 201920856345U CN 210940750 U CN210940750 U CN 210940750U
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Abstract
The utility model provides a tectorial membrane metal sheet, includes surface rete, glue rete and metal substrate layer, the surface rete includes the rete more than the three-layer at least, the surface rete includes PBT rete and first binder rete, first binder rete with the glue rete is located the different sides of PBT rete, the glue rete is closer to than first binder rete the metal substrate layer, the thickness of surface rete is more than or equal to 6 microns.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a building, traffic field, concretely relates to tectorial membrane metal sheet.
[ background of the invention ]
The metal plate can be widely applied to the fields of buildings, traffic and the like. For example, the metal plate can be used as a roof and a wall of a color steel house, and the metal plate can also be used as a carriage of various vehicles and the like. When the paint is applied to a metal plate, in order to prolong the service life of the metal plate, paint is generally sprayed on the surface of the metal plate, so that the properties of the metal plate, such as hydrolysis resistance, corrosion resistance and the like, are improved, however, the paint is not environment-friendly when being sprayed on the surface of the metal plate, and environmental pollution is easily caused.
[ Utility model ] content
An object of the utility model is to provide a tectorial membrane metal sheet friendly relatively to the environment.
In order to realize the purpose, the following technical scheme is adopted: the utility model provides a tectorial membrane metal sheet, includes surface rete, glue rete and metal substrate layer, the surface rete includes the rete more than the three-layer at least, the surface rete includes PBT rete and first binder rete, first binder rete with the glue rete is located the different sides of PBT rete, the glue rete is closer to than first binder rete the metal substrate layer, the thickness of surface rete is more than or equal to 6 microns.
As an embodiment, the film-coated metal plate includes a second adhesive film layer, the second adhesive film layer is located between the PBT film layer and the adhesive film layer, two sides of the second adhesive film layer are respectively adhered to the PBT film layer and the adhesive film layer, and the thickness of the second adhesive film layer is 2-50 micrometers.
As an embodiment, the surface film layer includes a fluororesin film layer, the fluororesin film layer is any one of a PVDF film layer, a PVF film layer, an ETFE film layer, an ECTFE film layer, a PCTFE film layer, a THV film layer, and an FEP film layer, the first binder film layer is located between the fluororesin film layer and the PBT film layer, the PBT film layer is closer to the metal substrate layer than the fluororesin film layer, the fluororesin film layer has a thickness of 2 to 200 micrometers, the first binder film layer has a thickness of 2 to 50 micrometers, and the PBT film layer has a thickness equal to or greater than the thickness of the fluororesin film layer.
As an embodiment, the surface film layer includes a PVDF film layer, the first binder film layer is located between the PVDF film layer and the PBT film layer, the PVDF film layer is in contact with air, the PBT film layer is closer to the metal substrate layer than the PVDF film layer, the PVDF film layer has a thickness of 2 to 50 micrometers, the first binder film layer has a thickness of 2 to 40 micrometers, and the PBT film layer has a thickness equal to or greater than the PVDF film layer.
In one embodiment, the surface film layer includes a PVDF film layer, the first adhesive film layer is located between the PVDF film layer and the PBT film layer, the PVDF film layer is in contact with air, the PBT film layer is closer to the metal substrate layer than the PVDF film layer, the PVDF film layer has a thickness of 2 to 50 micrometers, the first adhesive film layer has a thickness of 2 to 40 micrometers, the PBT film layer has a thickness equal to or greater than that of the PVDF film layer, the first adhesive film layer is made of at least one of an acrylic adhesive, a polyurethane adhesive, an epoxy adhesive, and an ethylene-vinyl acetate adhesive, and the second adhesive film layer is made of at least one of an acrylic adhesive, a polyurethane adhesive, an epoxy adhesive, and an ethylene-vinyl acetate adhesive.
As an embodiment, the surface film layer includes a PVDF film layer, the first binder film layer is located between the PVDF film layer and the PBT film layer, the PVDF film layer is in contact with air, the PBT film layer is closer to the metal substrate layer than the PVDF film layer, the PVDF film layer has a thickness of 2 to 50 micrometers, the first binder film layer has a thickness of 2 to 40 micrometers, the PBT film layer has a thickness equal to or greater than that of the PVDF film layer, the adhesive film layer has a thickness of 2 to 50 micrometers, and the adhesive film is made of at least one of maleic anhydride grafted polyolefin, glycidyl methacrylate grafted polyolefin, amino grafted polyolefin, and rubber.
As an embodiment, the surface film layer includes a PVDF film layer, the first adhesive film layer is located between the PVDF film layer and the PBT film layer, the PVDF film layer contacts with air, the PBT film layer is closer to the metal substrate layer than the PVDF film layer, the PVDF film layer has a thickness of 2-50 micrometers, a thickness ratio of the PBT film layer to the PVDF film layer is 1-10, and the adhesive film is made of at least one of PE-g-MAH, EPDM-g-MAH, SEBS-g-MAH, and neoprene.
As an embodiment, the surface film layer includes a PVDF film layer, the first binder film layer is located between the PVDF film layer and the PBT film layer, the PVDF film layer is in contact with air, the PBT film layer is closer to the metal substrate layer than the PVDF film layer, the PVDF film layer has a thickness of 2 to 50 micrometers, and a thickness ratio of the PBT film layer to the PVDF film layer is 1 to 4.
As an embodiment, the surface film layer includes a PVDF film layer, the first binder film layer is located between the PVDF film layer and the PBT film layer, the PVDF film layer contacts with air, the PBT film layer is closer to the metal substrate layer than the PVDF film layer, the PVDF film layer has a thickness of 2 to 50 micrometers, and a thickness ratio of the metal substrate layer to the PVDF film layer is 1.5 to 600.
As an embodiment, the surface film layer includes a PVDF film layer, the first binder film layer is located between the PVDF film layer and the PBT film layer, the PVDF film layer is in contact with air, the PBT film layer is closer to the metal substrate layer than the PVDF film layer, the PVDF film layer has a thickness of 2 to 50 micrometers, and a thickness ratio of the metal substrate layer to the PVDF film layer is 6 to 240.
Among the above-mentioned technical scheme, the tectorial membrane metal sheet includes surface rete, glue film layer and metal substrate layer, the surface rete includes the rete more than the three-layer at least, the surface rete includes the PBT rete, the surface rete has the guard action to the metal substrate layer to the surface rete can improve the weatherability of metal sheet, thereby improves its life. Compared with the painting on the surface of the metal plate, the coating of the surface film layer on the metal plate is more environment-friendly. On the other hand, the surface film layer comprises a PBT film layer, and the PBT film layer has the effect of reducing the cost of the surface film layer.
[ description of the drawings ]
FIG. 1 is a schematic structural view of one embodiment of the coated metal sheet of the present invention;
fig. 2 is a schematic structural view of another embodiment of the coated metal sheet according to the present invention.
[ detailed description ] embodiments
The PVDF film layer referred to herein and throughout includes a pure PVDF film or a modified PVDF film; the PBT film layer comprises a pure PBT film or a modified PBT film.
Referring to fig. 1, a laminated metal plate includes a surface film layer 1, a glue film layer 2, and a metal substrate layer 3, where the surface film layer 1 includes at least three layers, the surface film layer 1 includes a PBT film layer 13 and a first binder film layer 12, the first binder film layer 12 and the glue film layer 2 are located on different sides of the PBT film layer 13, the glue film layer 2 is closer to the metal substrate layer 3 than the first binder film layer 12, and the thickness of the surface film layer 1 is greater than or equal to 6 microns. Surface film 1 has the guard action to metal substrate layer 3, for example surface film 1 can prevent direct contact to metal substrate layer 3 such as rainwater, sunshine, reduces metal substrate layer 3 because the corruption that rainwater, sunshine shines etc. caused etc. to the life of extension metal sheet. In order to ensure the protection effect of the surface film layer 1 on the metal base material layer 3, the thickness of the surface film layer 1 is more than or equal to 6 microns. The adhesive film layer 2 is used for bonding and fixing the surface film layer 1 and the metal plate base material layer 3.
Surface film layer 1 has the guard action to metal substrate layer 3, can avoid 3 direct contact rainwater sunshine etc. of metal substrate layer to reduce the affiliated phenomenon that metal substrate layer 3 arouses because of reasons such as direct contact rainwater sunshine, thereby prolonged the life of metal sheet relatively. The surface film layer 1 at least includes a fluororesin film layer 11, a first adhesive film layer 12, and a PBT film layer 13, where the PBT film layer 13 is closer to the metal base material layer 3 than the fluororesin film layer 11, or the fluororesin film layer 11 may be located on the outer side of the PBT film layer 13, or the PBT film layer 13 may be located on the inner side of the fluororesin film layer 11. The thickness of the fluororesin membrane layer 11 is 2-200 microns, the thickness of the first adhesive membrane layer 13 is 2-50 microns, and the thickness of the PBT membrane layer 13 is more than or equal to that of the fluororesin membrane layer 11, so that the surface membrane layer 1 can give consideration to both the performance and the cost, and the industrial use is facilitated. Compared with the traditional surface film layer which is only a fluororesin film layer, the PBT film layer 13 in the application is beneficial to reducing the cost of the surface film layer 1. The fluororesin membrane layer 11 is any one of a PVDF membrane layer, a PVF membrane layer, an ETFE membrane layer, an ECTFE membrane layer, a PCTFE membrane layer, a THV membrane layer, and an FEP membrane layer.
In one embodiment, the fluororesin membrane layer 11 is a PVDF membrane layer, and one side of the PVDF membrane layer is in contact with air, specifically, the PVDF membrane layer has a thickness of 2 to 50 micrometers, the first binder membrane layer 12 has a thickness of 3 to 40 micrometers, and the PBT membrane layer 13 has a thickness equal to or greater than that of the PVDF membrane layer. The PVDF film layer has good ultraviolet aging resistance, oxidation resistance, heat and humidity resistance, and excellent acid, alkali and corrosion resistance, so that the coated metal plate with the composite PVDF film layer has good ultraviolet aging resistance, oxidation resistance, heat and humidity resistance, excellent acid, alkali and corrosion resistance, and the like. The combination form of the PBT film layer 13 and the PVDF film layer can be a co-extrusion mode, a composite mode and the like, the PBT film layer 13 has the advantages of good mechanical property, excellent aging resistance, easiness in processing, secondary processing and the like, the PBT film layer 13 is economic, the cost performance is high, and the cost of the film-coated metal plate is favorably reduced. Specifically, the thickness ratio of the PBT film layer 13 to the PVDF film layer 11 is 1-10, more specifically, the thickness ratio of the PBT film layer 13 to the PVDF film layer 11 is 1-4, and when the ratio is too large or too small, the economic benefit brought by the PBT film layer 13 when considering the performance of the surface film layer 1 is not significant.
The first adhesive film layer 12 is used for fixing the PVDF film layer 11 and the PBT film layer 13 into a whole, the first adhesive film layer 12 is located between the PVDF film layer 11 and the PBT film layer 13, or, in other words, one side of the first adhesive film layer 12 is attached to the PVDF film layer 11, and the other side of the first adhesive film layer 12 is attached to the PBT film layer 13. The first adhesive film layer 12 is made of at least one of an acrylic adhesive, a polyurethane adhesive, an epoxy adhesive, and an ethylene-vinyl acetate adhesive. In order to ensure the bonding effect, the thickness of the first adhesive film layer 12 is 3-40 microns.
The adhesive film layer 2 can bond the surface film layer 1 and the metal substrate layer 3 into a whole, or the surface film layer 1 and the metal substrate layer 3 are bonded into a whole through the adhesive film layer 2. The adhesive film 2 is prepared from at least one of maleic anhydride grafted polyolefin, glycidyl methacrylate grafted polyolefin, amino grafted polyolefin and rubber. Specifically, the adhesive film layer 2 is made of at least one of maleic anhydride grafted polyethylene (PE-g-MAH), ethylene propylene diene monomer grafted maleic anhydride (EPDM-g-MAH), SEBS-g-MAH and chloroprene rubber, and the adhesive film layer 3 made of the above materials can well adhere the surface film layer 1 and the metal plate base material layer 3 into a whole, so that the defects of insecure adhesion, incomplete adhesion and the like of the surface film layer 1 and the metal plate base material layer 3 are overcome. In order to ensure the adhesion of the adhesive film layer 2, the thickness of the adhesive film layer 2 is 2 to 50 μm.
The metal substrate layer 3 is a substrate of the film-coated metal plate, and the metal substrate layer 3 is located on the inner sides of the surface film layer 1 and the adhesive film layer 2 and protected by the surface film layer 1 and the adhesive film layer 2. The metal base material layer 3 may be a steel plate, a zinc plate, or the like, the metal base material layer 3 may be a pretreated metal plate or an untreated metal plate, the thickness of the metal base material layer 3 is generally 0.2 mm or more, and further, the thickness of the rapid base material layer 3 is 0.3 to 1.2 mm. As an implementation manner, the thickness ratio of the metal substrate layer 3 to the PVDF film layer 11 is 1.5-600, when the ratio is too large, the protection effect of the PVDF film layer on the metal substrate layer 3 is not good, and when the ratio is too small, the protection effect of the PVDF film layer on the metal substrate layer 3 changes less but the cost increases with the increase of the thickness of the PVDF film layer. More specifically, the thickness ratio of the metal substrate layer 3 to the PVDF film layer 11 is 6 to 240.
Referring to fig. 2, fig. 2 shows another embodiment of the film-coated metal plate, compared with the embodiment shown in fig. 1, the embodiment shown in fig. 2 adds a second adhesive film layer 4, the second adhesive film layer 4 is located between the PBT film layer 13 and the adhesive film layer 2, two sides of the second adhesive film layer 4 are respectively adhered to the PBT film layer 13 and the adhesive film layer 2, or in other words, the PBT film layer 13 and the adhesive film layer 2 are fixed together by the second adhesive film layer 4. The thickness and the main component of the second adhesive film layer 4 can be the same as or different from those of the first adhesive film layer 4, the thickness of the second adhesive film layer 4 is 2-50 micrometers, and the second adhesive film layer 4 is made of at least one of acrylic adhesive, polyurethane adhesive, epoxy resin adhesive and ethylene-vinyl acetate adhesive. The second adhesive film layer 4 has a transition effect on the PBT film layer 13 and the adhesive film layer 2, and is beneficial to reducing the thickness of the adhesive film layer 2, thereby being beneficial to reducing the cost of the laminated metal plate. The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a tectorial membrane metal sheet, its characterized in that, tectorial membrane metal sheet includes the metal substrate layer, tectorial membrane metal sheet still includes surface rete and rete, the surface rete includes the rete more than the three-layer at least, the surface rete includes PBT rete and first binder rete, first binder rete with the rete is located the different sides of PBT rete, the rete is closer to than the first binder rete the metal substrate layer, the thickness of surface rete is more than or equal to 6 microns.
2. The film-coated metal plate of claim 1, wherein the film-coated metal plate comprises a second adhesive film layer, the second adhesive film layer is located between the PBT film layer and the adhesive film layer, two sides of the second adhesive film layer are respectively arranged on the PBT film layer and the adhesive film layer in an adhesive manner, and the thickness of the second adhesive film layer is 2-50 micrometers.
3. The coated metal sheet according to claim 1 or 2, wherein the surface film layer includes a fluororesin film layer, the fluororesin film layer is any one of a PVDF film layer, a PVF film layer, an ETFE film layer, an ECTFE film layer, a PCTFE film layer, a THV film layer, and an FEP film layer, the first adhesive film layer is located between the fluororesin film layer and the PBT film layer, the PBT film layer is closer to the metal substrate layer than the fluororesin film layer, the fluororesin film layer has a thickness of 2 to 200 micrometers, the first adhesive film layer has a thickness of 2 to 50 micrometers, and the PBT film layer has a thickness equal to or greater than the fluororesin film layer.
4. The coated metal sheet according to claim 1 or 2, wherein the surface film layer comprises a PVDF film layer, the first binder film layer is located between the PVDF film layer and the PBT film layer, the PVDF film layer is in contact with air, the PBT film layer is closer to the metal substrate layer than the PVDF film layer, the PVDF film layer has a thickness of 2 to 50 micrometers, the first binder film layer has a thickness of 2 to 40 micrometers, and the PBT film layer has a thickness equal to or greater than the PVDF film layer.
5. The coated metal sheet according to claim 2, wherein the surface film layer comprises a PVDF film layer, the first binder film layer is located between the PVDF film layer and the PBT film layer, the PVDF film layer is in contact with air, the PBT film layer is closer to the metal substrate layer than the PVDF film layer, the PVDF film layer has a thickness of 2 to 50 micrometers, the first binder film layer has a thickness of 2 to 40 micrometers, and the PBT film layer has a thickness equal to or greater than the PVDF film layer.
6. The film-coated metal sheet according to claim 1 or 2, wherein the surface film layer comprises a PVDF film layer, the first adhesive film layer is located between the PVDF film layer and the PBT film layer, the PVDF film layer is in contact with air, the PBT film layer is closer to the metal substrate layer than the PVDF film layer, the PVDF film layer has a thickness of 2 to 50 micrometers, the first adhesive film layer has a thickness of 2 to 40 micrometers, the PBT film layer has a thickness equal to or greater than that of the PVDF film layer, and the adhesive film layer has a thickness of 2 to 50 micrometers.
7. The coated metal sheet according to claim 1 or 2, wherein the surface film layer comprises a PVDF film layer, the first binder film layer is located between the PVDF film layer and the PBT film layer, the PVDF film layer is in contact with air, the PBT film layer is closer to the metal substrate layer than the PVDF film layer, the PVDF film layer has a thickness of 2 to 50 micrometers, and a thickness ratio of the PBT film layer to the PVDF film layer is 1 to 10.
8. The coated metal sheet according to claim 1 or 2, wherein the surface film layer comprises a PVDF film layer, the first binder film layer is located between the PVDF film layer and the PBT film layer, the PVDF film layer is in contact with air, the PBT film layer is closer to the metal substrate layer than the PVDF film layer, the PVDF film layer has a thickness of 2 to 50 micrometers, and a thickness ratio of the PBT film layer to the PVDF film layer is 1 to 4.
9. The coated metal sheet according to claim 1 or 2, wherein the surface film layer comprises a PVDF film layer, the first binder film layer is located between the PVDF film layer and the PBT film layer, the PVDF film layer is in contact with air, the PBT film layer is closer to the metal substrate layer than the PVDF film layer, the PVDF film layer has a thickness of 2 to 50 micrometers, and a thickness ratio of the metal substrate layer to the PVDF film layer is 1.5 to 600.
10. The coated metal sheet according to claim 1 or 2, wherein the surface film layer comprises a PVDF film layer, the first binder film layer is located between the PVDF film layer and the PBT film layer, the PVDF film layer is in contact with air, the PBT film layer is closer to the metal substrate layer than the PVDF film layer, the PVDF film layer has a thickness of 2 to 50 micrometers, and a thickness ratio of the metal substrate layer to the PVDF film layer is 6 to 240.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920856345.5U CN210940750U (en) | 2019-06-06 | 2019-06-06 | Tectorial membrane metal sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920856345.5U CN210940750U (en) | 2019-06-06 | 2019-06-06 | Tectorial membrane metal sheet |
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| Publication Number | Publication Date |
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| CN210940750U true CN210940750U (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920856345.5U Active CN210940750U (en) | 2019-06-06 | 2019-06-06 | Tectorial membrane metal sheet |
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|---|---|
| CN (1) | CN210940750U (en) |
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- 2019-06-06 CN CN201920856345.5U patent/CN210940750U/en active Active
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