CN111909627A - Square ultrathin high-viscosity exhaust adhesive tape - Google Patents
Square ultrathin high-viscosity exhaust adhesive tape Download PDFInfo
- Publication number
- CN111909627A CN111909627A CN202010723621.8A CN202010723621A CN111909627A CN 111909627 A CN111909627 A CN 111909627A CN 202010723621 A CN202010723621 A CN 202010723621A CN 111909627 A CN111909627 A CN 111909627A
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- Prior art keywords
- square
- adhesive tape
- exhaust
- viscosity
- layer
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/22—Plastics; Metallised plastics
- C09J7/25—Plastics; Metallised plastics based on macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/255—Polyesters
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/40—Adhesives in the form of films or foils characterised by release liners
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2467/00—Presence of polyester
- C09J2467/005—Presence of polyester in the release coating
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2467/00—Presence of polyester
- C09J2467/006—Presence of polyester in the substrate
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2483/00—Presence of polysiloxane
- C09J2483/005—Presence of polysiloxane in the release coating
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Adhesive Tapes (AREA)
Abstract
The invention discloses a square ultrathin high-viscosity exhaust adhesive tape, which relates to the technical field of exhaust adhesive tapes and comprises a light release layer, a smooth surface flat adhesive layer, a base material layer, a square adhesive layer and a heavy release layer which are sequentially arranged from top to bottom, wherein the square adhesive layer comprises a plurality of square adhesive blocks with equal size, the square adhesive blocks are uniformly distributed on the surface of the base material at intervals, an exhaust channel is formed between every two adjacent square adhesive blocks, the exhaust channels are arranged in a criss-cross mode, and all the exhaust channels are communicated. The exhaust adhesive tape provided by the invention has the characteristics of ultrathin thickness, high viscosity, high exhaust performance for a long time, good uniformity and good reliability.
Description
Technical Field
The invention relates to the technical field of exhaust adhesive tapes, in particular to a square ultrathin high-viscosity exhaust adhesive tape.
Background
The square ultrathin high-viscosity exhaust adhesive tape is an adhesive tape with long-term high exhaust performance, and is mainly applied to fixing of nanocrystals in the wireless charging industry and fixing of graphite radiating fins in the heat dissipation industry. Along with the diversification of the demand of the back stickers, the common back stickers comprise magnesium aluminum alloy, steel sheets, plastic rear shells, color plate rear shells, glass and the like, and the adhesive tapes fixed with the back stickers are required to be thinner and have higher viscosity, so that the back stickers can be pasted on a large area without bubbles. The ultra-thin sticky tape of market mainstream all is smooth surface flat glue film for guaranteeing viscidity at present, acrylic acid glue film design, all has because of there is not the air discharge nature and can produce the bubble, and then the bad problem of obeying. The grid is embossed from the type membrane, promotes the air discharge, and the air discharge obtains certain promotion, but along with the standing time (1 ~ 3 months), the impressed watermark can slowly disappear and lose the air discharge, and extravagant one deck grid is from the type membrane, and the customer feeds back plastics backshell, color plate backshell again and pastes the clothes poor, so ultra-thin, high, environmental protection, the square ultra-thin high-viscosity exhaust sticky tape of long-term high air discharge can come into production by accident.
Disclosure of Invention
In order to overcome the problems in the prior art, the invention provides a square ultrathin high-viscosity exhaust adhesive tape.
The specific technical scheme is as follows:
the utility model provides a square ultra-thin high viscose exhaust sticky tape, includes from last to light that sets gradually down from type layer, plain noodles glue film, substrate layer, square glue film and heavily from type layer, square glue film includes the square piece of gluing of a plurality of wait big, and a plurality of square even interval distribution of gluing are on the substrate surface, and adjacent two be formed with exhaust passage between the square piece of gluing, exhaust passage is the setting of crossing vertically and horizontally, and all exhaust passage all link up.
Preferably, the light release layer is a polyethylene terephthalate film, and the surface of the polyethylene terephthalate film is coated with a silicone polymer.
Preferably, the thickness of the light release layer is 25 μm.
Preferably, the thickness of the smooth surface flat glue layer is 2-5 μm.
Preferably, the substrate layer is a PET substrate, and the thickness of the substrate is 2-5 μm.
Preferably, the diagonal length of the square rubber block is 1.5-2.5 mm, and the thickness of the square rubber block is 2-5 μm.
Preferably, the width of the exhaust channel is 50-200 μm.
Preferably, the heavy release layer is a polyethylene terephthalate film, and the surface of the polyethylene terephthalate film is coated with a silicone polymer.
Preferably, the thickness of the heavy release layer is 50 μm.
Compared with the prior art, the invention has the following beneficial effects:
the invention discloses a square ultrathin high-viscosity exhaust adhesive tape which comprises a light release layer, a smooth surface flat adhesive layer, a base material layer, a square adhesive layer and a heavy release layer which are sequentially arranged from top to bottom, wherein the square adhesive layer comprises a plurality of square adhesive blocks with equal size, the square adhesive blocks are uniformly distributed on the surface of the base material at intervals, an exhaust channel is formed between every two adjacent square adhesive blocks, the exhaust channels are arranged in a criss-cross mode, and all the exhaust channels are communicated. The exhaust adhesive tape provided by the invention has the characteristics of ultrathin thickness, high viscosity, high exhaust performance for a long time, good uniformity and good reliability.
Drawings
FIG. 1 is a schematic structural view of a square ultrathin high-viscosity exhaust adhesive tape according to the present invention;
FIG. 2 is a schematic structural view of a square adhesive layer in the square ultrathin high-viscosity exhaust adhesive tape of the invention.
In the figure, 1-light release layer, 2-smooth surface flat adhesive layer, 3-substrate layer, 4-square adhesive layer, 5-heavy release layer, 6-square adhesive block and 7-exhaust channel.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The invention discloses a square ultrathin high-viscosity exhaust adhesive tape, which comprises a light release layer 1, a smooth surface flat adhesive layer 2, a base material layer 3, a square adhesive layer 4 and a heavy release layer 5 which are sequentially arranged from top to bottom as shown in figure 1, wherein the light release layer 1 is a polyethylene terephthalate film, and the surface of the polyethylene terephthalate film is coated with a silicone polymer. The thickness of the light release layer 1 is 25 μm, and the model is SILPHON V2623M 0J 30040. The thickness of plain noodles glue film 2 is 2 ~ 5 mu m, and is preferred, plain noodles glue film 2 in this application is 3 mu m. The substrate layer 3 is the PET substrate, and substrate thickness is 2 ~ 5 mu m, and is preferred, and substrate layer 3 in this application is 4.55 mu m, and the model is dupont FT.
As shown in fig. 2, the square glue layer 4 includes a plurality of equal-sized square glue blocks 6, the plurality of square glue blocks 6 are uniformly distributed on the surface of the substrate at intervals, an exhaust passage 7 is formed between two adjacent square glue blocks 6, the exhaust passages 7 are arranged in a criss-cross manner, and all the exhaust passages 7 are communicated. The diagonal length of the square rubber block 6 is 1.5-2.5 mm, preferably, the diagonal length of the square rubber block 6 in the application is 1.5 mm. The thickness of the square rubber block 6 is 2-5 mu m, preferably, the thickness of the square rubber block 6 in the application is 4.5 mu m. The width of the exhaust channel 7 is 50-200 μm, preferably, the width of the exhaust channel 7 in the present application is 80 μm. The square adhesive layer 4 is polyacrylate pressure-sensitive adhesive which is independently researched and developed by China, the application number is CN201911336385.8, the adhesive thickness of 5.5 mu m can achieve the peeling force of 1200gf/inch, and the shape and the structure of the square adhesive layer are stable.
The heavy release layer 5 is a polyethylene terephthalate film, and the surface of the polyethylene terephthalate film is coated with a silicone polymer. The heavy release layer 5 has a thickness of 50 μm and is model number SILPHAN V2636M 1J 13107.
The square-shaped ultrathin high-viscosity exhaust adhesive tape in the present application can be produced by a known method for producing a double-sided adhesive tape. There may be a doctor blade coating, roll coating, gravure coating, slot extrusion coating, spray coating, die coating, etc. In the present invention, the gravure coating or the gravure coating is preferable, and the gravure coating is more preferable.
The production process adopts gravure coating, the release coating surface of the light release film is coated with glue, and the light release film is bonded with the ultrathin PET substrate and wound after being dried by an oven, so that the first engineering surface is finished; and then coating the PET on the first engineering surface, drying the PET by an oven, attaching the PET to the release surface of the heavy release film, rolling, finishing the semi-finished product of the square ultrathin high-viscosity exhaust adhesive tape, curing, testing and cutting into the product with the customer delivery specification to obtain the finished product.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and the scope of protection is still within the scope of the invention.
Claims (9)
1. The utility model provides a square ultra-thin high viscose exhaust sticky tape which characterized in that: include from last light to setting gradually down from type layer, plain noodles glue film, substrate layer, square glue film and heavily from type layer, square glue film includes the square piece of gluing of a plurality of equidimensions, and the even interval distribution of a plurality of square pieces of gluing is on the substrate surface, and adjacent two be formed with exhaust passage between the square piece of gluing, exhaust passage is the setting of crossing about freely and quickly, and all exhaust passage all link up.
2. The square ultrathin high-viscosity exhaust adhesive tape as claimed in claim 1, wherein the adhesive tape comprises: the light release layer is a polyethylene terephthalate film, and the surface of the polyethylene terephthalate film is coated with a silicone polymer.
3. The square ultrathin high-viscosity exhaust adhesive tape as claimed in claim 2, wherein the adhesive tape comprises: the thickness of the light release layer is 25 mu m.
4. The square ultrathin high-viscosity exhaust adhesive tape as claimed in claim 3, wherein the adhesive tape comprises: the thickness of the smooth surface flat glue layer is 2-5 mu m.
5. The square ultrathin high-viscosity exhaust adhesive tape as claimed in claim 4, wherein the adhesive tape comprises: the base material layer is a PET base material, and the thickness of the base material is 2-5 mu m.
6. The square ultrathin high-viscosity exhaust adhesive tape according to any one of claims 1 to 5, characterized in that: the diagonal length of the square rubber block is 1.5-2.5 mm, and the thickness of the square rubber block is 2-5 mu m.
7. The square ultrathin high-viscosity exhaust adhesive tape as claimed in claim 6, wherein the adhesive tape comprises: the width of the exhaust channel is 50-200 mu m.
8. The square ultrathin high-viscosity exhaust adhesive tape as claimed in claim 7, wherein the adhesive tape comprises: the heavy release layer is a polyethylene terephthalate film, and the surface of the polyethylene terephthalate film is coated with a silicone polymer.
9. The square ultrathin high-viscosity exhaust adhesive tape as claimed in claim 8, wherein the adhesive tape comprises: the thickness of the heavy release layer is 50 mu m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010723621.8A CN111909627A (en) | 2020-07-24 | 2020-07-24 | Square ultrathin high-viscosity exhaust adhesive tape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010723621.8A CN111909627A (en) | 2020-07-24 | 2020-07-24 | Square ultrathin high-viscosity exhaust adhesive tape |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111909627A true CN111909627A (en) | 2020-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010723621.8A Pending CN111909627A (en) | 2020-07-24 | 2020-07-24 | Square ultrathin high-viscosity exhaust adhesive tape |
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| CN (1) | CN111909627A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113174216A (en) * | 2021-04-15 | 2021-07-27 | 浙江欧仁新材料有限公司 | Removable adhesive tape and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107298951A (en) * | 2017-07-14 | 2017-10-27 | 东莞市古川胶带有限公司 | Novel super-high discharge type point-like glue band and preparation method thereof |
| CN206986088U (en) * | 2017-07-14 | 2018-02-09 | 东莞市古川胶带有限公司 | Novel super-high discharge type point-like glue band |
| CN108059930A (en) * | 2017-12-21 | 2018-05-22 | 四川东材科技集团股份有限公司 | A kind of preparation method of ultra-thin exhaust masking tape/glued membrane |
| CN209508126U (en) * | 2018-12-24 | 2019-10-18 | 宁波科莱恩新材料科技有限公司 | A kind of super exhaust adhesive tape of special glue point |
-
2020
- 2020-07-24 CN CN202010723621.8A patent/CN111909627A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107298951A (en) * | 2017-07-14 | 2017-10-27 | 东莞市古川胶带有限公司 | Novel super-high discharge type point-like glue band and preparation method thereof |
| CN206986088U (en) * | 2017-07-14 | 2018-02-09 | 东莞市古川胶带有限公司 | Novel super-high discharge type point-like glue band |
| CN108059930A (en) * | 2017-12-21 | 2018-05-22 | 四川东材科技集团股份有限公司 | A kind of preparation method of ultra-thin exhaust masking tape/glued membrane |
| CN209508126U (en) * | 2018-12-24 | 2019-10-18 | 宁波科莱恩新材料科技有限公司 | A kind of super exhaust adhesive tape of special glue point |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113174216A (en) * | 2021-04-15 | 2021-07-27 | 浙江欧仁新材料有限公司 | Removable adhesive tape and preparation method thereof |
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Application publication date: 20201110 |
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