CN213085873U - Improved adhesive product - Google Patents
Improved adhesive product Download PDFInfo
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- CN213085873U CN213085873U CN202020860664.6U CN202020860664U CN213085873U CN 213085873 U CN213085873 U CN 213085873U CN 202020860664 U CN202020860664 U CN 202020860664U CN 213085873 U CN213085873 U CN 213085873U
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Abstract
The utility model discloses an improved generation adhesive product, including compound from type paper and coat the conductive adhesive layer on it, its characterized in that: the composite release paper sequentially comprises a first release layer, a first laminating film layer, a base material, a second laminating film layer and a second release layer, wherein the coating gram weight of the first laminating film layer is 15-30g/m2The coating gram weight of the second laminating layer is 25-50g/m2. The utility model discloses an effectual roughness that has improved the spreading surface of improved generation adhesive product has solved the problem of spot behind the rubber coating, in addition, has solved behind the rolling because of conductive particleThe raised adhesive tape has uniform thickness and small tolerance.
Description
Technical Field
The utility model relates to an adhesive technical field especially relates to an improved generation adhesive goods.
Background
In the electronic industry, the release layer of the conductive adhesive tape generally uses PEK double-sided release paper with release force difference on two sides, and the PEK double-sided release paper is thick and relatively soft, so that the PEK double-sided release paper is very suitable for producing the conductive adhesive tape with thicker thickness or light adhesive surface color, and can effectively solve the appearance problems of adhesive surface adhesive decoration and the like caused by the fact that a conductive material protrudes out of the adhesive surface and is rolled; however, as the electronic industry develops to be light and thin, the required thickness of the conductive adhesive tape is thinner and thinner, the conductivity is higher and higher, the amount of the added conductive powder is increased, and the color of the adhesive surface is correspondingly deepened; at the moment, the disadvantages of large thickness tolerance and poor surface flatness of the PEK double-sided release paper can be completely reflected, so that the large thickness tolerance of the glue layer, the spots and a large number of white spots on the glue surface can be caused, and the poor performance stability and the abnormal appearance of the glue layer can be caused. When the double-sided release film with the release force difference on the two sides is used as the release layer, the problem of adhesive surface adhesive decoration caused by the protrusion of the conductive powder can also occur.
Therefore, in order to overcome the defects of the prior art, a completely new adhesive tape needs to be developed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an improved generation adhesive product that the sticky surface is level and smooth, difficult mottle after the rubber coating.
In order to realize the foregoing objective, the utility model provides an improved generation adhesive product, including compound from type paper and scribble the conductive adhesive layer on it, compound from type paper includes in proper order that first from type layer, first drench rete, substrate, second drench rete and second from the type layer, the coating grammes per square metre of first drenching the rete is 15-30g/m2The coating gram weight of the second laminating layer is 25-50g/m2。
As a further improvement of the utility model, the conductive adhesive layer is coated on the first release layer.
As a further improvement of the utility model, the first material of drenching the rete, the second drenching the rete is PET.
As a further improvement of the utility model, the composite release paper further comprises a composite adhesive layer coated on the first laminating film layer.
As a further improvement of the utility model, the composite release paper further comprises a PET film layer positioned between the first release layer and the composite adhesive layer.
As a further improvement of the utility model, the thickness of the PET film layer is 12-50 μm.
As a further improvement of the utility model, the thickness of the composite adhesive layer is 10-50 μm, and the viscosity is not less than 1.5kg/25 mm.
As a further improvement of the utility model, the first release layer and the second release layer are the organosilicon release layer.
As a further improvement of the utility model, the first release layer and the second release layer are not less than 1.5 from the type force ratio.
As a further improvement of the utility model, the thickness of the conductive adhesive layer is 2-30 μm.
The utility model discloses beneficial effect:
the utility model discloses an effectual roughness that has improved the spreading surface of improved generation adhesive product has solved the problem of spot behind the rubber coating, in addition, has solved the glued membrane problem of formation because of the conducting particle is protruding after the rolling, and the thickness of whole sticky tape is even, and the tolerance is less.
Drawings
FIG. 1 is a schematic diagram of an improved adhesive product of the present invention.
Detailed Description
The present invention will be described in detail below with reference to specific embodiments shown in the drawings.
The utility model provides an improved generation adhesive product 100, including compound from type paper 200 and coat conductive adhesive layer 300 on it, compound from type paper 200 includes in proper order that first from type layer 1, first drench rete 2, substrate 3, second drench rete 4 and second from type layer 5. The coating gram weight of the first laminating layer is 15-30g/m2The coating gram weight of the second laminating layer is 25-50g/m2。
The conductive adhesive layer is coated on the first release layer, the first lamination film layer and the second lamination film layer are made of PET, the composite release paper further comprises a composite adhesive layer 6 coated on the first lamination film layer, the composite release paper further comprises a PET film layer 7 located between the first release layer and the composite adhesive layer, the thickness of the PET film layer is 12-50 mu m, the thickness of the composite adhesive layer is 10-50 mu m, and the viscosity is not less than 1.5kg/25 mm.
The first release layer and the second release layer are both organic silicon release layers, and the release force ratio of the first release layer to the second release layer is not less than 1.5.
The thickness of the conductive adhesive layer is 2-30 mu m, and the conductive adhesive layer consists of 20-40% of acrylic resin, 10-30% of conductive filler and 25-50% of solvent; wherein, the acrylic resin comprises oily acrylic glue and a curing agent, and the adding weight ratio of the two materials is 100: between 0.5 and 100: 3; acrylic resin with the viscosity of 3000-10000CPS and the glass transition Temperature (TG) -25-40 ℃ is coated on a 25-umPET film, the thickness of dry glue is 20um, the viscosity is more than 0.8kg/25mm, the curing agent is isocyanate curing agent, including but not limited to diphenylmethane diisocyanate and dicyclohexylmethane diisocyanate, and the conductive filler is one or more of metal powder nickel powder, silver-coated copper powder and aluminum powder.
In order to better embody the beneficial effects of the present invention, the following description is further made in conjunction with specific comparative examples and embodiments.
Example 1
This embodiment provides an improved generation adhesive product, including compound from type paper and scribble the conductive adhesive layer on it, compound from type paper includes in proper order that first from type layer, first drench rete, substrate, second drench rete and second from type layer. The coating gram weight of the first laminating layer is 15g/m2The coating gram weight of the second film coating layer is 25g/m2。
Example 2
This embodiment provides an improved generation adhesive product, including compound from type paper and scribble the conductive adhesive layer on it, compound from type paper includes in proper order that first from type layer, first drench rete, substrate, second drench rete and second from type layer. The coating gram weight of the first laminating layer is 30g/m2The coating gram weight of the second film coating layer is 45g/m2。
Example 3
This embodiment provides an improved generation adhesive product, including compound from type paper and scribble the conductive adhesive layer on it, compound from type paper includes in proper order that first from type layer, first drench rete, substrate, second drench rete and second from type layer. The coating gram weight of the first laminating layer is 15g/m2The coating gram weight of the second laminating layer is 35g/m2。
Example 4
This embodiment provides an improved generation adhesive product, including compound from type paper and scribble the conductive adhesive layer on it, compound from type paper includes in proper order that first from type layer, first drench rete, substrate, second drench rete and second from type layer. The coating gram weight of the first laminating layer is 20g/m2The coating gram weight of the second film coating layer is 50g/m2。
Example 5
This embodiment provides an improved generation adhesive product, including compound from type paper and scribble the conductive adhesive layer on it, compound from type paper includes in proper order that first from type layer, first drench rete, substrate, second drench rete and second from type layer. The coating gram weight of the first laminating layer is 21g/m2The coating gram weight of the second film coating layer is 38g/m2。
Example 6
This embodiment provides an improved generation adhesive product, including compound from type paper and scribble the conductive adhesive layer on it, compound from type paper includes in proper order that first from type layer, PET thin layer, compound adhesive layer, first drench membrane layer, substrate, second drench membrane layer and second from type layer. The coating gram weight of the first laminating layer is 21g/m2The coating gram weight of the second film coating layer is 38g/m2The thickness of the composite adhesive layer is 24 μm.
Example 7
The embodiment provides an improved adhesive product, which comprises a composite release paper and a conductive adhesive layer coated on the composite release paper, wherein the composite release paper comprises a first layer and a second layerThe molded paper sequentially comprises a first release layer, a PET (polyethylene terephthalate) film layer, a composite adhesive layer, a first laminating film layer, a base material, a second laminating film layer and a second release layer. The coating gram weight of the first laminating layer is 16g/m2The coating gram weight of the second film coating layer is 30g/m2The thickness of the composite adhesive layer is 10 μm.
Example 8
This embodiment provides an improved generation adhesive product, including compound from type paper and scribble the conductive adhesive layer on it, compound from type paper includes in proper order that first from type layer, PET thin layer, compound adhesive layer, first drench membrane layer, substrate, second drench membrane layer and second from type layer. The coating gram weight of the first laminating layer is 30g/m2The coating gram weight of the second film coating layer is 48g/m2The thickness of the composite adhesive layer is 40 μm.
Example 9
This embodiment provides an improved generation adhesive product, including compound from type paper and scribble the conductive adhesive layer on it, compound from type paper includes in proper order that first from type layer, PET thin layer, compound adhesive layer, first drench membrane layer, substrate, second drench membrane layer and second from type layer. The coating gram weight of the first laminating layer is 18g/m2The coating gram weight of the second laminating layer is 33g/m2The thickness of the composite adhesive layer is 50 μm.
Example 10
This embodiment provides an improved generation adhesive product, including compound from type paper and scribble the conductive adhesive layer on it, compound from type paper includes in proper order that first from type layer, PET thin layer, compound adhesive layer, first drench membrane layer, substrate, second drench membrane layer and second from type layer. The coating gram weight of the first laminating layer is 18g/m2The coating gram weight of the second film coating layer is 42g/m2The thickness of the composite adhesive layer was 30 μm.
Comparative example 1
The embodiment provides an improved adhesive product, which comprises composite release paper and a conductive adhesive layer coated on the composite release paper, wherein the composite release paper is coated on the conductive adhesive layerThe paper comprises a first release layer, a first laminating film layer, a base material, a second laminating film layer and a second release layer in sequence. The coating gram weight of the first laminating layer is 5g/m2The coating gram weight of the second film coating layer is 10g/m2。
Comparative example 2
This embodiment provides an improved generation adhesive product, including compound from type paper and scribble the conductive adhesive layer on it, compound from type paper includes in proper order that first from type layer, first drench rete, substrate, second drench rete and second from type layer. The coating gram weight of the first laminating layer is 35g/m2The coating gram weight of the second film coating layer is 60g/m2。
The adhesive tape samples of examples 1 to 10 and comparative examples 1 to 2 were compared and observed to obtain the following results,
1. after comparing the examples 1-5 with the comparative examples 1-2, it is found that the sample adhesive tape in the comparative examples 1-2 has the problem of adhesive stains, and has a convex defect on the adhesive surface, and the flatness is not high, while the sample adhesive tape in the examples 1-5 effectively solves the problem of adhesive stains, has high surface flatness, and significantly reduces the overall tolerance of the adhesive tape, so that it can be seen that the adhesive stains can be effectively solved by effectively controlling the grammage of the second lamination layer, and the overall flatness of the adhesive tape is significantly improved, but the grammage of the second lamination layer is additionally increased, and an opposite effect is generated, so that it is very important to select a reasonable grammage of the lamination, and the defects and problems in the prior art can be effectively overcome.
2. After comparing embodiment 6-10 embodiment 1-5, it is found that the sample adhesive tape in embodiment 6-10 is higher than the roughness in embodiment 1-5, and the tolerance is littleer, and the problem of easy mottle after the rubber coating has been solved more effectively, and it can be seen from this that, it is right to add PET thin layer and compound sticky basic unit under first type layer the utility model discloses a technical effect has further apparent promotion. And the thickness of the composite adhesive base layer is reasonably selected to effectively compensate the paper thickness tolerance, so that the whole thickness is more uniform, the tolerance is smaller, and the influence of the paper thickness on the thickness of the conductive adhesive tape is reduced.
It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.
The above list of details is only for the practical implementation of the present invention, and they are not intended to limit the scope of the invention, and all equivalent implementations or modifications that do not depart from the technical spirit of the present invention should be included in the scope of the present invention.
Claims (10)
1. An improved adhesive product comprises composite release paper and a conductive adhesive layer coated on the composite release paper, and is characterized in that: the composite release paper sequentially comprises a first release layer, a first laminating film layer, a base material, a second laminating film layer and a second release layer, wherein the coating gram weight of the first laminating film layer is 15-30g/m2The coating gram weight of the second laminating layer is 25-50g/m2。
2. The improved adhesive article of claim 1, wherein: the conductive adhesive layer is coated on the first release layer.
3. The improved adhesive article of claim 1, wherein: the first laminating layer and the second laminating layer are made of PET.
4. The improved adhesive article of claim 1, wherein: the composite release paper also comprises a composite adhesive layer coated on the first laminating film layer.
5. An improved adhesive article as defined in claim 4, wherein: the composite release paper further comprises a PET film layer positioned between the first release layer and the composite adhesive layer.
6. An improved adhesive article as set forth in claim 5, wherein: the thickness of the PET film layer is 12-50 μm.
7. An improved adhesive article as defined in claim 4, wherein: the thickness of the composite adhesive layer is 10-50 μm, and the viscosity is not less than 1.5kg/25 mm.
8. The improved adhesive article of claim 1, wherein: the first release layer and the second release layer are both organic silicon release layers.
9. The improved adhesive article of claim 1, wherein: the release force ratio of the first release layer to the second release layer is not less than 1.5.
10. The improved adhesive article of claim 1, wherein: the thickness of the conductive adhesive layer is 2-30 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020860664.6U CN213085873U (en) | 2020-05-21 | 2020-05-21 | Improved adhesive product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020860664.6U CN213085873U (en) | 2020-05-21 | 2020-05-21 | Improved adhesive product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213085873U true CN213085873U (en) | 2021-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020860664.6U Active CN213085873U (en) | 2020-05-21 | 2020-05-21 | Improved adhesive product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213085873U (en) |
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- 2020-05-21 CN CN202020860664.6U patent/CN213085873U/en active Active
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Effective date of registration: 20211108 Address after: 201600 No.89 Dajiang Road, Yongfeng street, Songjiang District, Shanghai Patentee after: SHANGHAI SMITH ADHESIVE NEW MATERIAL Co.,Ltd. Address before: 215600 No.6, Donghai Road, Yangtze River International Chemical Industrial Park, Zhangjiagang, Suzhou, Jiangsu Province Patentee before: JIANGSU GINNVA NEW MATERIAL TECHNOLOGY Co.,Ltd. |