CN111073523A - Frame glue and preparation method of display panel - Google Patents
Frame glue and preparation method of display panel Download PDFInfo
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- CN111073523A CN111073523A CN201911315818.1A CN201911315818A CN111073523A CN 111073523 A CN111073523 A CN 111073523A CN 201911315818 A CN201911315818 A CN 201911315818A CN 111073523 A CN111073523 A CN 111073523A
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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
- C09J4/00—Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
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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
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
-
- 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
- C09J163/00—Adhesives based on epoxy resins; Adhesives based on derivatives of epoxy resins
- C09J163/10—Epoxy resins modified by unsaturated compounds
-
- 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
- C09J167/00—Adhesives based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Adhesives based on derivatives of such polymers
- C09J167/06—Unsaturated polyesters having carbon-to-carbon unsaturation
-
- 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
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/04—Polyurethanes
- C09J175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
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- 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
- G02F1/1339—Gaskets; Spacers; Sealing of cells
-
- 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
- G02F1/1339—Gaskets; Spacers; Sealing of cells
- G02F1/13398—Spacer materials; Spacer properties
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Liquid Crystal (AREA)
- Sealing Material Composition (AREA)
Abstract
The application discloses a frame glue and a preparation method of a display panel, wherein the glue layer comprises 90-95% of monomer or polymer, 3-5% of anaerobic initiator, 0.5-5% of curing accelerator and 0.05-0.1% of stabilizer by mass. The invention has the technical effects of reducing the times of the frame glue thermosetting process, reducing the influence of a high-temperature long-time thermal process on the display panel, improving the product quality and saving the production cost.
Description
Technical Field
The invention relates to the field of display, in particular to a frame sealant and a preparation method of a display panel.
Background
A thin film transistor liquid crystal display (TFT-LCD) is mainly composed of a backlight unit (BLU), a Polarizer (POL), a Color Filter (CF) substrate, an Array (Array) substrate, and a liquid crystal Layer (LC). The Array substrate, the CF substrate and the liquid crystal layer are combined together to form a cell. The important step in the box forming process is the frame sealing glue, namely, a layer of frame sealing glue is coated on the periphery of the substrate, and the function of the frame sealing glue is mainly to glue the upper substrate and the lower substrate.
The existing frame glue process steps are frame glue coating and frame glue curing, wherein the frame curing comprises UV curing and thermocuring, wherein the thermocuring process parameters used in the industry are usually more than or equal to 60min and more than or equal to 100 ℃. UV curing and long-term thermal curing cause a great loss of productivity, and UV illumination and long-term high-temperature curing affect the quality of LCD, possibly causing problems of reduced transmittance and color shift due to cracking and yellowing of the organic film.
The existing LCD frame glue widely used in the industry mainly comprises 85 to 95 percent of acrylic and epoxy monomers or oligomers, ultraviolet light initiator, additive, hardener, filler and the like. The curing reaction principle is that a photoinitiator generates free radicals through UV irradiation, and the free radicals and an acrylic acid monomer or oligomer containing unsaturated bonds perform a crosslinking reaction so as to crosslink the monomer or oligomer to form a high molecular polymer; and heating to make the epoxy monomer or oligomer generate ring-opening reaction and cross-link with the hardening agent to form a network, further strengthening the solidification of the frame glue, and making the upper and lower substrates tightly combined.
Disclosure of Invention
The invention aims to solve the technical problem that the frame glue preparation method in the prior art causes the cracking of an organic film layer of a display panel.
In order to achieve the above object, the present invention provides a sealant, which comprises the following components by mass
Further, the frame glue also comprises an auxiliary agent with the mass fraction of 0-0.02%.
Further, the polymerization degree of the polymer is 1 to 100.
Further, the monomer is an acrylate monomer; the polymer is an acrylate polymer.
Further, the chemical formula of the monomer or the polymer is as follows:
wherein R is one of polyalcohol, glycidyl diol and derivative, unsaturated polyester, epoxy ester and polyurethane.
Further, the monomer is one of acrylic acid, diester of methacrylic acid or hydroxypropyl methacrylate; the polymer is one of acrylic acid, diester of methacrylic acid or hydroxypropyl methacrylate.
Further, the anaerobic initiator is an organic peroxide; the organic peroxide comprises at least one of cumene hydroperoxide, tert-butyl benzoate peroxide and benzoyl peroxide.
Further, the curing accelerator is a nitrogen-containing or sulfur-containing compound or an organometallic compound having reducibility; or the curing accelerator is an amine accelerator; the amine accelerator comprises at least one of o-benzenesulfonylimine, polycyclic tertiary amine or benzyl-ring tertiary amine.
In order to achieve the above object, the present invention further provides a method for manufacturing a display panel, including the steps of: providing a first substrate and a second substrate; coating the sealant according to any one of claims 1 to 8 at an edge of the first substrate; printing liquid crystal in the frame glue; attaching the second substrate to the surface of the first substrate with the frame glue, so that the first substrate and the second substrate form a box in a pair; and curing the substrate after processing into the cell in an oxygen-free environment.
Further, curing the substrate after processing into a cell in an oxygen-free environment comprises: standing for 5-10 minutes at room temperature or heating for 30 seconds-3 minutes at 35-60 ℃, and curing the substrate.
The invention has the technical effects that in an oxygen-free environment, the monomer or polymer in the frame glue is further polymerized and is automatically cured after being changed into the high molecular polymer, no additional heating and curing are needed, the frame glue thermosetting process is reduced, the process procedures are reduced, the influence of a high-temperature long-time thermal process on the display panel is reduced, the product quality is improved, and the production cost is saved.
Drawings
The technical solution and other advantages of the present application will become apparent from the detailed description of the embodiments of the present application with reference to the accompanying drawings.
Fig. 1 is a flowchart of a method for manufacturing a display panel according to an embodiment of the invention.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it is to be understood that the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
The embodiment of the application provides frame glue, which comprises 90-95% of monomer or polymer, 3-5% of anaerobic initiator, 0.5-5% of curing accelerator and 0.05-0.1% of stabilizer by mass.
The polymerization degree of the polymer is 1-100, the polymer is generally called oligomer, the monomer is acrylate monomer, the polymer can be acrylate polymer, and the structural general formula of the polymer is as follows:
wherein R is polyalcohol, glycidol and derivative, unsaturated polyester, epoxy ester, polyurethane, etc.; such as acrylic acid, bis-esters of methacrylic acid or hydroxypropyl methacrylate, and the like. The monomer or polymer may be a monoester or a polyester formed by the reaction of methacrylic acid and an alcohol, such as diethylene glycol dimethacrylate, triethylene glycol dimethacrylate, tetraethylene glycol dimethacrylate, and the like. The monomer may be an epoxy acrylate formed from methacrylic acid and a compound having an epoxy group. The monomer can also be acrylic carbamate formed by methacrylic acid, hydroxyl-containing esters and isocyanate. The proper monomer or polymer can be selected according to the actual effect of the frame glue.
The anaerobic initiator can be organic peroxides, such as cumene hydroperoxide, tert-butyl benzoate peroxide, benzoyl peroxide and the like.
The anaerobic initiator is an initiator sensitive to oxygen inhibition, and the working principle is as follows: when oxygen exists, the anaerobic initiator can not generate free radicals, so that the frame glue can be continuously kept in a liquid state jelly state, when the frame glue is in an anaerobic or trace oxygen environment, the anaerobic initiator can generate free radicals under the action of the curing accelerator, so that the monomer or the polymer can generate a cross-linking polymerization reaction to form a high molecular polymer, the high molecular polymer is automatically cured to play a role in gluing connection, the free radicals can be generated under the anaerobic environment after the array substrate and the color film substrate are combined without ultraviolet illumination or a heating process, the free radicals promote the monomer to be cross-linked and cured to achieve the effect of curing and bonding the frame glue, the curing time is 1-10 minutes, and the complete curing can be achieved within one hour. The initiators having the above-mentioned function of generating free radicals by anaerobic initiation are all similar materials, and are not particularly limited in this embodiment.
The curing accelerator mainly has the functions of accelerating the curing speed of the frame glue and improving the curing effect. The curing accelerator may be a nitrogen-or sulfur-containing compound having reducibility, an organometallic compound, or the like. The curing accelerator may also be an amine accelerator, such as o-phenylsulfonylimide, polycyclic tertiary amine, benzyl-cyclic tertiary amine, or the like, and is not particularly limited in this embodiment.
The stabilizer mainly plays a role in ensuring the stability of the frame glue during storage. The stabilizer can be a polymerization inhibitor of phenols or quinones, and the like.
In addition, the sealant in this embodiment may further include 0 to 0.02% of other additives, such as a surfactant, a filler, or other modifiers.
The frame glue has the technical effects that in an oxygen-free environment, monomers or polymers in the frame glue are further polymerized and are automatically cured after being changed into high molecular polymers, additional heating and curing are not needed, the process procedures are reduced, the curing time is shortened, and the production cost is saved.
As shown in fig. 1, the present embodiment further provides a method for manufacturing a display panel, including steps S10 to S40.
S10 provides a first substrate and a second substrate, where the first substrate is an array substrate (TFT substrate) and the second substrate is a color filter substrate (CF substrate).
S20, in the presence of oxygen, the sealant is coated on the edge of the first substrate by spraying, and at this time, the anaerobic initiator in the sealant is in an aerobic environment, and the anaerobic initiator does not generate free radicals, so that the sealant can be kept in a liquid state. Specifically, steps S1-S3 are included, and S1 provides a substrate and sealant as described above. The anaerobic initiator in the frame glue is in an aerobic environment, and the anaerobic initiator cannot generate free radicals, so that the frame glue can continuously keep a liquid state jelly. S2, coating the sealant on the surface of the substrate by roller coating or spraying. S3, placing the substrate coated with the frame glue in an oxygen-free environment, standing for 10 to 40 minutes at room temperature, wherein the anaerobic initiator can generate free radicals under the action of a curing accelerator within the time, so that the monomer or the polymer is subjected to cross-linking polymerization to form a high molecular polymer, and automatically curing until the frame glue is cured to form a glue layer.
S30, printing liquid crystal in the frame glue by adopting an ink-jet printing mode.
S40, attaching the second substrate to the surface of the first substrate having the sealant, so that the first substrate and the second substrate form a pair of boxes to form a semi-finished package product, wherein a vacuum attaching manner is generally adopted in the process.
S50, placing the semi-finished product in an oxygen-free environment, and curing the semi-finished product, in this embodiment, standing the semi-finished product at room temperature for 5 to 10 minutes, wherein the anaerobic initiator can generate free radicals under the action of the curing accelerator, so that the monomer or the polymer undergoes a cross-linking polymerization reaction to form a high molecular polymer, and the monomer or the polymer undergoes an automatic curing process until the sealant is cured to form a sealant layer.
In other embodiments, the curing process may further employ a heating method, specifically, the boxed semi-finished product is placed in a hot air oven or on a hot table at 35-60 ℃ for 30 seconds-3 minutes, which accelerates the generation of free radicals by the anaerobic initiator in the sealant, promotes the sealant to complete the primary curing, and keeps the first substrate and the second substrate in an adhesion state during this process.
Free radicals can be generated in an oxygen-free environment after the array substrate and the color film substrate are combined, the free radicals promote monomer crosslinking and curing to achieve the effect of curing and bonding frame glue, the curing time is 1-10 minutes, and complete curing can be achieved within one hour.
S60 the subsequent alignment process is carried out normally according to the prior art, the frame glue is solidified continuously until it is solidified completely under the vacuum oxygen-free environment in the box, and the high-temperature long-time thermal process is not needed to be carried out independently. Thereby greatly saving the productivity and the production process and reducing the influence of the thermal process on the quality of the panel.
The preparation method of the display panel has the technical effects that in an oxygen-free environment, monomers or polymers in the frame glue are further polymerized and are automatically cured after being changed into high molecular polymers, additional heating and curing are not needed, the frame glue thermosetting process is reduced, the process procedures are reduced, the influence of a high-temperature long-time thermal process on the display panel is reduced, the product quality is improved, and the production cost is saved.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
The foregoing detailed description is provided for the sealant and the method for manufacturing the display panel according to the embodiments of the present application, and specific examples are applied in the description to explain the principle and the implementation manner of the present application, and the description of the foregoing embodiments is only used to help understand the technical solutions and the core ideas of the present application; those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the present disclosure as defined by the appended claims.
Claims (10)
1. The frame glue is characterized by comprising the following components in percentage by mass
2. The sealant according to claim 1, further comprising an auxiliary agent in a mass fraction of 0-0.02%.
3. The sealant according to claim 1,
the polymerization degree of the polymer is 1-100.
4. The sealant according to claim 1,
the monomer is an acrylate monomer;
the polymer is an acrylate polymer.
5. The sealant according to claim 1,
the chemical formula of the monomer or the polymer is as follows:
wherein R is one of polyalcohol, glycidyl diol and derivative, unsaturated polyester, epoxy ester and polyurethane.
6. The sealant according to claim 1,
the monomer is one of acrylic acid, diester of methacrylic acid or hydroxypropyl methacrylate;
the polymer is one of acrylic acid, diester of methacrylic acid or hydroxypropyl methacrylate.
7. The sealant according to claim 1,
the anaerobic initiator is organic peroxide;
the organic peroxide comprises at least one of cumene hydroperoxide, tert-butyl benzoate peroxide and benzoyl peroxide.
8. The sealant according to claim 1,
the curing accelerator is a nitrogen or sulfur-containing compound or an organic metal compound with reducibility; or
The curing accelerator is an amine accelerator;
the amine accelerator comprises at least one of o-benzenesulfonylimine, polycyclic tertiary amine or benzyl-ring tertiary amine.
9. A preparation method of a display panel is characterized by comprising the following steps:
providing a first substrate and a second substrate;
coating the sealant according to any one of claims 1 to 8 at an edge of the first substrate;
printing liquid crystal in the frame glue;
attaching the second substrate to the surface of the first substrate with the frame glue, so that the first substrate and the second substrate form a box in a pair; and
curing the substrate after processing into a cell in an oxygen-free environment.
10. The method for manufacturing a display panel according to claim 9,
curing the substrate after processing into a cell in an oxygen-free environment comprising:
standing for 5-10 minutes at room temperature or heating for 30 seconds-3 minutes at 35-60 ℃, and curing the substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911315818.1A CN111073523A (en) | 2019-12-19 | 2019-12-19 | Frame glue and preparation method of display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911315818.1A CN111073523A (en) | 2019-12-19 | 2019-12-19 | Frame glue and preparation method of display panel |
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| CN111073523A true CN111073523A (en) | 2020-04-28 |
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| CN201911315818.1A Pending CN111073523A (en) | 2019-12-19 | 2019-12-19 | Frame glue and preparation method of display panel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114015397A (en) * | 2021-11-16 | 2022-02-08 | Tcl华星光电技术有限公司 | Frame glue and liquid crystal display panel |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101054505A (en) * | 2007-05-30 | 2007-10-17 | 友达光电股份有限公司 | Single hot set property frame gum |
| US20090025874A1 (en) * | 2007-07-23 | 2009-01-29 | Henkel Corporation | Novel Adducts Useful As Cure Components For Anaerobic Curable Compositions |
| CN101531876A (en) * | 2009-04-20 | 2009-09-16 | 北京天山新材料技术有限责任公司 | Superstrength anaerbic adhesive capable of fast curing under low temperature and preparation method |
| CN102827352A (en) * | 2012-09-14 | 2012-12-19 | 北京京东方光电科技有限公司 | Heat curing agent and preparation method thereof, frame sealing adhesive, display panel and display device |
| CN104934550A (en) * | 2015-05-07 | 2015-09-23 | 京东方科技集团股份有限公司 | OLED device packaging structure, packaging method and electronic device |
| CN105111989A (en) * | 2015-09-16 | 2015-12-02 | 广东恒大新材料科技有限公司 | Anaerobic thermal conductive adhesive and preparation method thereof |
| US20170025485A1 (en) * | 2015-07-20 | 2017-01-26 | Samsung Display Co., Ltd. | Adhesive composition and display device |
-
2019
- 2019-12-19 CN CN201911315818.1A patent/CN111073523A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101054505A (en) * | 2007-05-30 | 2007-10-17 | 友达光电股份有限公司 | Single hot set property frame gum |
| US20090025874A1 (en) * | 2007-07-23 | 2009-01-29 | Henkel Corporation | Novel Adducts Useful As Cure Components For Anaerobic Curable Compositions |
| CN101531876A (en) * | 2009-04-20 | 2009-09-16 | 北京天山新材料技术有限责任公司 | Superstrength anaerbic adhesive capable of fast curing under low temperature and preparation method |
| CN102827352A (en) * | 2012-09-14 | 2012-12-19 | 北京京东方光电科技有限公司 | Heat curing agent and preparation method thereof, frame sealing adhesive, display panel and display device |
| CN104934550A (en) * | 2015-05-07 | 2015-09-23 | 京东方科技集团股份有限公司 | OLED device packaging structure, packaging method and electronic device |
| US20170025485A1 (en) * | 2015-07-20 | 2017-01-26 | Samsung Display Co., Ltd. | Adhesive composition and display device |
| CN105111989A (en) * | 2015-09-16 | 2015-12-02 | 广东恒大新材料科技有限公司 | Anaerobic thermal conductive adhesive and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 李子东: "《实用粘接手册》", 30 April 1987, 上海科学技术文献出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114015397A (en) * | 2021-11-16 | 2022-02-08 | Tcl华星光电技术有限公司 | Frame glue and liquid crystal display panel |
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