CN112143403A - Adhesive tape with function of buffering electromagnetic wave radiation prevention and manufacturing method thereof - Google Patents

Adhesive tape with function of buffering electromagnetic wave radiation prevention and manufacturing method thereof Download PDF

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Publication number
CN112143403A
CN112143403A CN202011089755.5A CN202011089755A CN112143403A CN 112143403 A CN112143403 A CN 112143403A CN 202011089755 A CN202011089755 A CN 202011089755A CN 112143403 A CN112143403 A CN 112143403A
Authority
CN
China
Prior art keywords
layer
electromagnetic wave
adhesive tape
wave radiation
buffer layer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202011089755.5A
Other languages
Chinese (zh)
Inventor
刘文亮
谢金沛
范雄锋
伍琼
刘旋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hengshan County Jiacheng New Material Co ltd
Original Assignee
Hengshan County Jiacheng New Material Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hengshan County Jiacheng New Material Co ltd filed Critical Hengshan County Jiacheng New Material Co ltd
Priority to CN202011089755.5A priority Critical patent/CN112143403A/en
Publication of CN112143403A publication Critical patent/CN112143403A/en
Withdrawn legal-status Critical Current

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Classifications

    • 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
    • C09J7/29—Laminated material
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • 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
    • C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
    • C09J2203/318—Applications of adhesives in processes or use of adhesives in the form of films or foils for the production of liquid crystal displays
    • 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
    • C09J2400/00—Presence of inorganic and organic materials
    • C09J2400/10—Presence of inorganic materials
    • C09J2400/16—Metal
    • C09J2400/163—Metal 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
    • C09J2433/00—Presence of (meth)acrylic polymer
    • 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
    • C09J2475/00—Presence of polyurethane
    • C09J2475/006—Presence of polyurethane 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
    • C09J2483/006—Presence of polysiloxane in the substrate
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/133308—Support structures for LCD panels, e.g. frames or bezels

Abstract

The invention provides an adhesive tape capable of buffering electromagnetic wave radiation and a manufacturing method thereof, and the adhesive tape comprises an ultrathin PET film, an insulating layer, an adhesive layer and a release material layer compounded below the adhesive layer, wherein the ultrathin PET film, the insulating layer and the adhesive layer are sequentially distributed from top to bottom; place the inoxidizing coating installation in the buffer layer earlier in the manufacturing process, attach the lower surface of buffer layer at the PET membrane again and carry out the drying and fix, after the drying with section material through the glue film adhesion at the lower surface of buffer layer can. This scheme simple structure, convenient to use can make roll-type or slice etc. according to the needs of processing use, can effectual improvement to liquid crystal display's cushioning effect, and then improve its life, can further reduction liquid crystal display's radiation, reduce the pollution to the environment, and convenient to use is healthy.

Description

Adhesive tape with function of buffering electromagnetic wave radiation prevention and manufacturing method thereof
Technical Field
The invention relates to a liquid crystal display screen adhesive tape technology, in particular to an adhesive tape capable of buffering electromagnetic wave radiation and a manufacturing method thereof.
Background
Liquid Crystal Display (LCD) panels have the advantages of high image quality, low operating voltage, low power consumption, low radiation, light weight, etc., and thus are widely used in electronic devices such as portable televisions, mobile phones, computer monitors, calculators, etc., and gradually replace Cathode Ray Tubes (CRTs), becoming the mainstream of displays. The conventional lcd frame mainly includes a frame, a liquid crystal panel, a circuit board and a backlight module, wherein the backlight module generally includes a frame, a reflector, a light guide plate, and an optical film. In the actual combination process, the liquid crystal display screen and the backlight module often have the phenomenon of laminating and shifting, and need to be peeled off again and laminated. With the popularization of the application of the polaroid containing the APCF layer in the liquid crystal display screen, the common shading adhesive tape has the permanent fixing performance, the initial adhesion is often higher, the APCF layer is directly adhered, and the APCF layer is easy to damage or residual colloid is on the APCF when being peeled off, so that the liquid crystal display screen has poor imaging effect and even cannot image. Generally, in the assembly of the liquid crystal display panel and the backlight module in the market, the light-shielding tape is usually attached to the edges of the liquid crystal display panel and the backlight module, so that the liquid crystal display panel and the backlight module are not easy to displace, thereby preventing friction between the liquid crystal display panel and the backlight module, avoiding scratching the optical film of the backlight module, and ensuring the display quality of the liquid crystal display panel. In addition, the shading adhesive tape can also shield redundant light emitted from the liquid crystal panel so as to prevent light leakage. However, in the use process, the electromagnetic waves emitted from the liquid crystal display and the electronic device used by the liquid crystal display affect the health of the user, and for this reason, it is necessary that the tape for the liquid crystal display is used for protection and radiation reduction.
Disclosure of Invention
The present invention is directed to overcoming the above-mentioned deficiencies of the prior art, and providing a tape and a method for manufacturing the same, which is capable of buffering the electromagnetic radiation, so as to buffer the lcd, reduce the damage of the lcd, prolong the service life of the lcd, and reduce the radiation.
The technical scheme of the invention is as follows: the utility model provides an sticky tape with buffering electromagnetic wave radiation prevention, includes from the top down ultra-thin PET membrane, insulating layer, glue film that distribute gradually and compound one deck release material below the glue film, the insulating layer includes buffer layer and electromagnetic wave inoxidizing coating, and the inoxidizing coating is located in the middle of the buffer layer.
The advantage of this scheme is in, the effectual life who improves liquid crystal display, play the cushioning effect and avoid liquid crystal display to receive strong striking and breakage, can reduce the radiation simultaneously, the effectual pollution that has reduced the environment, further reduction liquid crystal display's radiation.
Further, the protective layer is a metal fiber layer, a vacuum coating layer, a metal coating layer or a chemical plating metal thin layer.
Further, the thickness of the protective layer is 1-20 μm.
Further, the buffer layer is an insulating and heat-conducting high-buffer and high-pressure elastic-retracting silicone gel layer or a PU buffer layer.
Further, the thickness of the insulating layer is 20-50 μm.
Furthermore, the adhesive layer is an ultrathin acrylic adhesive layer with good viscosity and the thickness of 5-15 μm.
Further, the release material is a PET release film with the thickness of 30-48 μm.
Further, the thickness of the ultrathin PET film is 2-25 μm.
A method for manufacturing an adhesive tape with the function of buffering electromagnetic wave radiation prevention comprises the adhesive tape.
Further, the manufacturing method comprises the following steps: place the inoxidizing coating installation in the buffer layer earlier, attached the lower surface at the PET membrane with the buffer layer again and carry out the drying and fixing, after the drying with section material through the glue film adhesion on the lower surface of buffer layer can.
The invention has the following characteristics: this scheme simple structure, convenient to use can make roll-type or slice etc. according to the needs of processing use, can effectual improvement to liquid crystal display's cushioning effect, and then improve its life, can further reduction liquid crystal display's radiation, reduce the pollution to the environment, and convenient to use is healthy.
The detailed structure of the present invention will be further described with reference to the following detailed description.
Detailed Description
The utility model provides an sticky tape with buffering anti-electromagnetic radiation, includes from the top down ultra-thin PET membrane, insulating layer, glue film that distribute in proper order and compound one deck release material below the glue film, and the insulating layer includes buffer layer and electromagnetic wave inoxidizing coating, and the inoxidizing coating is located in the middle of the buffer layer.
This scheme is effectual has improved liquid crystal display's life, plays the cushioning effect and avoids liquid crystal display to receive strong striking and breakage, can reduce the radiation simultaneously, the effectual pollution that has reduced the environment, further reduction liquid crystal display's radiation.
In embodiments, the protective layer is a metal fiber layer, a vacuum coating, a metal coating, or a chemical plating metal thin layer. Preferably, the thickness of the protective layer is 1-20 μm; more preferably, the thickness of the protective layer is 5-15 μm; most preferably, the thickness of the overcoat layer is 10 μm.
In an embodiment, the buffer layer is a silicone gel layer or a PU buffer layer of an insulating and heat conducting high-buffer, high-pressure-retraction spring. Preferably, the thickness of the insulating layer is 20-50 μm; more preferably, the thickness of the insulating layer is 22-45 μm; most preferably, the thickness of the insulating layer is 45 μm.
In the embodiment, the adhesive layer is an ultrathin acrylic adhesive layer with good viscosity and the thickness of 5-15 μm.
In the embodiment, the release material is a PET release film with the thickness of 30-48 μm. Preferably, the thickness of the ultra-thin PET film is 2-25 μm.
The manufacturing method of the adhesive tape with the function of buffering electromagnetic wave radiation prevention comprises the following steps: place the inoxidizing coating installation in the buffer layer earlier, attached the lower surface at the PET membrane with the buffer layer again and carry out the drying and fixing, after the drying with section material through the glue film adhesion on the lower surface of buffer layer can.
Example one
The difference with the adhesive tape is that: the protective film comprises an ultrathin PET film, an insulating layer, an adhesive layer and a release material compounded on the lower surface of the adhesive layer, wherein the ultrathin PET film, the insulating layer and the adhesive layer are sequentially distributed from top to bottom, the insulating layer comprises a buffer layer and an electromagnetic wave protective layer, and the protective layer is positioned in the middle of the buffer layer. The protective layer is a vacuum coating, and the thickness of the protective layer is 15 mu m; the buffer layer is a high-compression rebound silicon gel layer, and the thickness of the buffer layer is 30 micrometers; the thickness of the insulating layer was 45 μm; the adhesive layer is an ultrathin acrylic adhesive layer with good viscosity and the thickness of 10 mu m; the release material is a PET release film with the thickness of 30-48 mu m; the thickness of the ultra-thin PET film was 20 μm.
Example two
The difference with the adhesive tape is that: the protective film comprises an ultrathin PET film, an insulating layer, an adhesive layer and a release material compounded on the lower surface of the adhesive layer, wherein the ultrathin PET film, the insulating layer and the adhesive layer are sequentially distributed from top to bottom, the insulating layer comprises a buffer layer and an electromagnetic wave protective layer, and the protective layer is positioned in the middle of the buffer layer. The protective layer is a metal coating; the thickness of the protective layer is 9 μm; the buffer layer is a PU buffer layer; the thickness of the insulating layer is 30 μm; the adhesive layer is an ultrathin acrylic adhesive layer with good viscosity and the thickness of 5-15 mu m; the release material is a PET release film with the thickness of 40 mu m; the thickness of the ultra-thin PET film was 10 μm.
This scheme simple structure, convenient to use can make roll-type or slice etc. according to the needs of processing use, can effectual improvement to liquid crystal display's cushioning effect, and then improve its life, can further reduction liquid crystal display's radiation, reduce the pollution to the environment, and convenient to use is healthy.
The above description is of the preferred embodiment of the present invention and the technical principles applied thereto, and it will be apparent to those skilled in the art that any changes and modifications based on the equivalent changes and simple substitutions of the technical solutions of the present invention are within the protection scope of the present invention without departing from the spirit and scope of the present invention.

Claims (10)

1. The utility model provides an sticky tape with buffering electromagnetic wave radiation prevention, includes from the top down ultra-thin PET membrane, insulating layer, glue film that distribute gradually and compound one deck release material below the glue film, its characterized in that: the insulating layer comprises a buffer layer and an electromagnetic wave protection layer, and the protection layer is located in the middle of the buffer layer.
2. The adhesive tape with buffering function for preventing electromagnetic wave radiation according to claim 1, wherein: the protective layer is a metal fiber layer, a vacuum coating layer, a metal coating layer or a chemical plating metal thin layer.
3. The adhesive tape with buffering function for preventing electromagnetic wave radiation according to claim 2, wherein: the thickness of the protective layer is 1-20 μm.
4. The adhesive tape with buffering function for preventing electromagnetic wave radiation according to claim 1, wherein: the buffer layer is an insulating and heat-conducting high-buffer and high-pressure elastic-retracting silicone gel layer or a PU buffer layer.
5. The adhesive tape with buffering function for preventing electromagnetic wave radiation according to claim 4, wherein: the thickness of the insulating layer is 20-50 μm.
6. The adhesive tape with buffering function for preventing electromagnetic wave radiation according to claim 1, wherein: the adhesive layer is an ultrathin acrylic adhesive layer and has good viscosity and the thickness of 5-15 mu m.
7. The adhesive tape with buffering function for preventing electromagnetic wave radiation according to claim 1, wherein: the release material is a PET release film with the thickness of 30-48 mu m.
8. The adhesive tape with buffering effect against electromagnetic wave radiation according to any one of claims 1 to 7, wherein: the thickness of the ultrathin PET film is 2-25 μm.
9. A method for manufacturing an adhesive tape with the function of buffering electromagnetic wave radiation prevention is characterized in that: comprising the adhesive tape of any one of claims 1-8.
10. The method for manufacturing an adhesive tape with effects of buffering electromagnetic wave radiation according to claim 9, comprising the following steps: place the inoxidizing coating installation in the buffer layer earlier, attached the lower surface at the PET membrane with the buffer layer again and carry out the drying and fixing, after the drying with section material through the glue film adhesion on the lower surface of buffer layer can.
CN202011089755.5A 2020-10-13 2020-10-13 Adhesive tape with function of buffering electromagnetic wave radiation prevention and manufacturing method thereof Withdrawn CN112143403A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011089755.5A CN112143403A (en) 2020-10-13 2020-10-13 Adhesive tape with function of buffering electromagnetic wave radiation prevention and manufacturing method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011089755.5A CN112143403A (en) 2020-10-13 2020-10-13 Adhesive tape with function of buffering electromagnetic wave radiation prevention and manufacturing method thereof

Publications (1)

Publication Number Publication Date
CN112143403A true CN112143403A (en) 2020-12-29

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Country Link
CN (1) CN112143403A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202634991U (en) * 2012-02-15 2012-12-26 昆山汉品电子有限公司 Shielding heat-conducting buffering foamed plastic
CN204185424U (en) * 2014-09-01 2015-03-04 斯迪克新型材料（江苏）有限公司 For the adhesive tape of electromagnetic wave shielding
CN205133488U (en) * 2015-10-14 2016-04-06 东莞市纳利光学材料有限公司 OCA optics glued membrane with anti electromagnetic wave effect
CN206680431U (en) * 2017-03-22 2017-11-28 深圳市金晖科技有限公司 A kind of ultra-thin light-shielding conductive metal composite membrane adhesive tape
CN111087938A (en) * 2019-12-05 2020-05-01 江苏晶华新材料科技有限公司 Double-sided foam adhesive tape with electromagnetic shielding function

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202634991U (en) * 2012-02-15 2012-12-26 昆山汉品电子有限公司 Shielding heat-conducting buffering foamed plastic
CN204185424U (en) * 2014-09-01 2015-03-04 斯迪克新型材料（江苏）有限公司 For the adhesive tape of electromagnetic wave shielding
CN205133488U (en) * 2015-10-14 2016-04-06 东莞市纳利光学材料有限公司 OCA optics glued membrane with anti electromagnetic wave effect
CN206680431U (en) * 2017-03-22 2017-11-28 深圳市金晖科技有限公司 A kind of ultra-thin light-shielding conductive metal composite membrane adhesive tape
CN111087938A (en) * 2019-12-05 2020-05-01 江苏晶华新材料科技有限公司 Double-sided foam adhesive tape with electromagnetic shielding function

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Application publication date: 20201229

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