CN205499777U - Height shields multilayer co -extrusion tablet material - Google Patents
Height shields multilayer co -extrusion tablet material Download PDFInfo
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- CN205499777U CN205499777U CN201620275675.1U CN201620275675U CN205499777U CN 205499777 U CN205499777 U CN 205499777U CN 201620275675 U CN201620275675 U CN 201620275675U CN 205499777 U CN205499777 U CN 205499777U
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Abstract
The utility model relates to a plastic sheet technical field especially relates to a height shields multilayer co -extrusion tablet material, including plastic sheet body, plastic sheet body includes the insulating substrate layer, the insulating substrate both sides are equipped with a PE layer, the 2nd PE layer respectively, be equipped with the 3rd PE layer on the PE layer, be equipped with fourth PE layer on the 2nd PE layer, the 3rd PE layer with it has the height to shield the inorganic particle to fill on the fourth PE layer, plastic sheet body by fourth PE layer the 2nd PE layer, insulating substrate layer a PE layer, the 3rd PE layer be crowded forming altogether. Compared with the prior art, the utility model discloses a height shields multilayer co -extrusion tablet material, by five synusia materials crowded forming altogether, the middle insulating substrate layer that be, insulating properties is good, and the deviation tensile strength that forms of crowded back is high altogether, and mechanical properties is good, and the size stably possesses the height and shields the performance.
Description
Technical field
This utility model relates to plastic sheet technical field, particularly relates to a kind of height and covers multi-layer co-extruded plastic sheet
Material.
Background technology
Carrier band is mainly used in electronic devices and components attachment industry.It coordinates cover strip (cover tape) to use, by resistance, electricity
Holding, transistor, the carrying of the electronic devices and components such as diode is accommodated in the pocket of carrier band, and by sealing above carrier band
Closing lid band forms the packaging of closed type, is used for protecting electronic devices and components the most contaminated and damages.
Electronic devices and components are when attachment, and cover strip is stripped, and automatic mounting device is accurately positioned by carrier band index hole,
The components and parts held in pocket are taken out successively, and is placed with and is arranged on surface-mounted integrated circuit (pcb board).Mesh
Front carrier sheet is generally extruded from by PC or PS plastics, but does not possess screening performance, and stretches
Intensity difference, bad mechanical property, dimensional stability is inadequate, it is difficult to meet the attachment of some special electronic components and parts
Requirement.
Therefore, it is badly in need of providing a kind of height to cover multi-layer co-extruded plastic sheet, to solve the deficiencies in the prior art.
Utility model content
The purpose of this utility model is to provide a kind of height and covers multi-layer co-extruded plastic sheet, by five layer of sheet material co-extrusions
Forming, hot strength is high, good mechanical property, and dimensionally stable possesses high screening performance.
For achieving the above object, this utility model adopts the following technical scheme that:
A kind of height covers multi-layer co-extruded plastic sheet, including plastic sheet body, described plastic sheet body bag
Including insulated base material layer, described insulating substrate is respectively provided on two sides with a PE layer, the 2nd PE layer, and described first
PE layer is provided with the 3rd PE layer, and described 2nd PE layer is provided with the 4th PE layer, described 3rd PE layer and
Be filled with height on described 4th PE layer and cover inorganic particle, described plastic sheet body by described 4th PE layer,
Described 2nd PE layer, insulated base material layer, a described PE layer, the 3rd PE layer are co-extruded.
More preferably, described height covers inorganic particle selected from titanium dioxide nanoparticle, barium sulfate particle or sulfur
Change in zinc granule any one.
More preferably, described insulated base material layer is in PC sheet, glass fabric layer or glass layer
Any one.
More preferably, described 3rd PE layer is provided with the first light shield layer, and described 4th PE layer is provided with the second screening
Photosphere.
More preferably, described first light shield layer or described second light shield layer are PC thin layer.
More preferably, described 4th PE layer, described 2nd PE layer, insulated base material layer, a described PE layer
It is 1.1～1.5:1.25～1.55:1～2:1.25～1.55:1.1～1.5 with the thickness ratio of the 3rd PE layer.
The utility model discloses a kind of height and cover multi-layer co-extruded plastic sheet, including plastic sheet body, institute
State plastic sheet body include insulated base material layer, described insulating substrate be respectively provided on two sides with a PE layer, second
PE layer, a described PE layer is provided with the 3rd PE layer, and described 2nd PE layer is provided with the 4th PE layer,
It is filled with height on described 3rd PE layer and described 4th PE layer and covers inorganic particle, described plastic sheet body
By described 4th PE layer, described 2nd PE layer, insulated base material layer, a described PE layer, the 3rd PE
Layer is co-extruded.Compared with prior art, height of the present utility model covers multi-layer co-extruded plastic sheet, by five
Layer of sheet material is co-extruded, middle for insulated base material layer, good insulation preformance, the deviation formed after co-extrusion stretching
Intensity is high, good mechanical property, and dimensionally stable possesses high screening performance.
Accompanying drawing explanation
Fig. 1 is a kind of high structural representation covering multi-layer co-extruded plastic sheet of the present utility model.
Detailed description of the invention
Being further described this utility model below in conjunction with embodiment, this is preferable reality of the present utility model
Execute example.
Embodiment 1
As it is shown in figure 1, a kind of height covers multi-layer co-extruded plastic sheet, including plastic sheet body 1, described in mould
Glue sheet body 1 include insulated base material layer 2, described insulating substrate 2 be respectively provided on two sides with a PE layer 3,
2nd PE layer 4, a described PE layer 3 is provided with the 3rd PE layer 5, and described 2nd PE layer 4 is provided with
4th PE layer 6, described 3rd PE layer 5 and described 4th PE layer 6 is filled with height and covers inorganic particle,
Described plastic sheet body 1 is by described 4th PE layer 6, described 2nd PE layer 4, insulated base material layer 2, institute
State PE layer the 3, a 3rd PE layer 5 to be co-extruded.Described 3rd PE layer 5 and described 4th PE layer 6
On be filled with height and cover inorganic particle, make plastic sheet body 1 possess the screening performance of excellence, surface seems
The most bright-coloured beautiful, outward appearance smooths, and five layer of sheet material are co-extruded, middle for insulated base material layer, insulating properties
Can be good, the deviation hot strength formed after co-extrusion is high, good mechanical property, dimensionally stable, is suitable for making precision
The carrying belt of electronic component.
More preferably, described height covers inorganic particle selected from titanium dioxide nanoparticle, barium sulfate particle or sulfur
Change in zinc granule any one.
More preferably, described insulated base material layer 2 is in PC sheet, glass fabric layer or glass layer
Any one.Insulated base material layer 2 is intermediate layer, plays support and insulating effect.
More preferably, described 3rd PE layer 5 is provided with the first light shield layer 7, and described 4th PE layer 6 is provided with
Second light shield layer 8.
More preferably, described first light shield layer 7 or described second light shield layer 8 are PC thin layer.
More preferably, described 4th PE layer, described 2nd PE layer, insulated base material layer, a described PE layer
It is 1.1～1.5:1.25～1.55:1～2:1.25～1.55:1.1～1.5 with the thickness ratio of the 3rd PE layer.
The utility model discloses a kind of height and cover multi-layer co-extruded plastic sheet, including plastic sheet body, institute
State plastic sheet body include insulated base material layer, described insulating substrate be respectively provided on two sides with a PE layer, second
PE layer, a described PE layer is provided with the 3rd PE layer, and described 2nd PE layer is provided with the 4th PE layer,
It is filled with height on described 3rd PE layer and described 4th PE layer and covers inorganic particle, described plastic sheet body
By described 4th PE layer, described 2nd PE layer, insulated base material layer, a described PE layer, the 3rd PE
Layer is co-extruded.Compared with prior art, height of the present utility model covers multi-layer co-extruded plastic sheet, by five
Layer of sheet material is co-extruded, middle for insulated base material layer, good insulation preformance, the deviation formed after co-extrusion stretching
Intensity is high, good mechanical property, and dimensionally stable possesses high screening performance.
Last it should be noted that, above example is only in order to illustrate the technical solution of the utility model, rather than
Restriction to this utility model protection domain, although having made in detail this utility model with reference to preferred embodiment
Illustrate, it will be understood by those within the art that, the technical solution of the utility model can be repaiied
Change or equivalent, without deviating from the spirit and scope of technical solutions of the utility model.
Claims (6)
1. high covering a multi-layer co-extruded plastic sheet, including plastic sheet body, described plastic sheet body includes
Insulated base material layer, it is characterised in that: described insulating substrate is respectively provided on two sides with a PE layer, the 2nd PE layer,
A described PE layer is provided with the 3rd PE layer, and described 2nd PE layer is provided with the 4th PE layer, and the described 3rd
Being filled with height on PE layer and described 4th PE layer and cover inorganic particle, described plastic sheet body is by described
Four PE layers, described 2nd PE layer, insulated base material layer, a described PE layer, the 3rd PE layer are co-extruded.
Height the most according to claim 1 covers multi-layer co-extruded plastic sheet, it is characterised in that: described height covers
Inorganic particle is selected from any one in titanium dioxide nanoparticle, barium sulfate particle or zns particle.
Height the most according to claim 1 covers multi-layer co-extruded plastic sheet, it is characterised in that: described insulation base
Sheet material layers is selected from any one in PC sheet, glass fabric layer or glass layer.
Height the most according to claim 1 covers multi-layer co-extruded plastic sheet, it is characterised in that: the described 3rd
PE layer is provided with the first light shield layer, and described 4th PE layer is provided with the second light shield layer.
Height the most according to claim 4 covers multi-layer co-extruded plastic sheet, it is characterised in that: described first hides
Photosphere or described second light shield layer are PC thin layer.
Height the most according to claim 1 covers multi-layer co-extruded plastic sheet, it is characterised in that: the described 4th
The thickness ratio of PE layer, described 2nd PE layer, insulated base material layer, a described PE layer and the 3rd PE layer is
1.1～1.5:1.25～1.55:1～2:1.25～1.55:1.1～1.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620275675.1U CN205499777U (en) | 2016-04-01 | 2016-04-01 | Height shields multilayer co -extrusion tablet material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620275675.1U CN205499777U (en) | 2016-04-01 | 2016-04-01 | Height shields multilayer co -extrusion tablet material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205499777U true CN205499777U (en) | 2016-08-24 |
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ID=56736715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620275675.1U Active CN205499777U (en) | 2016-04-01 | 2016-04-01 | Height shields multilayer co -extrusion tablet material |
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| Country | Link |
|---|---|
| CN (1) | CN205499777U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108529022A (en) * | 2018-03-21 | 2018-09-14 | 郑州甲乙贝包装设计有限公司 | A kind of cold drink packing box |
-
2016
- 2016-04-01 CN CN201620275675.1U patent/CN205499777U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108529022A (en) * | 2018-03-21 | 2018-09-14 | 郑州甲乙贝包装设计有限公司 | A kind of cold drink packing box |
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| GR01 | Patent grant |