CN109536096A - Frame glue and liquid crystal display panel - Google Patents
Frame glue and liquid crystal display panel Download PDFInfo
- Publication number
- CN109536096A CN109536096A CN201811312749.4A CN201811312749A CN109536096A CN 109536096 A CN109536096 A CN 109536096A CN 201811312749 A CN201811312749 A CN 201811312749A CN 109536096 A CN109536096 A CN 109536096A
- Authority
- CN
- China
- Prior art keywords
- frame glue
- epoxy resin
- liquid crystal
- mass percent
- shell
- 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.)
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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
- C09J163/00—Adhesives based on epoxy resins; Adhesives based on derivatives of epoxy resins
-
- 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
- C09J11/04—Non-macromolecular additives inorganic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/206—Applications use in electrical or conductive gadgets use in coating or encapsulating of electronic parts
Abstract
Frame glue provided by the application embodiment and liquid crystal display panel, the frame glue is used for liquid crystal display panel, the frame glue includes epoxy resin, acryl resin, photoinitiator, thermal initiator and compound inorganic stuffing, the compound inorganic stuffing includes several composite inorganic particles, each particle includes a kernel portion and a shell, each shell coats the corresponding kernel portion, the shell uses high molecular material, the kernel portion is inorganic material, guarantee the cohesive force of frame glue by the high molecular material of the shell of composite inorganic particle, guarantee the intensity of frame glue by the inorganic material in the kernel portion of composite inorganic particle, therefore, the content of acryl resin can not only be reduced, simultaneously, after hardening, the content for the acryl resin not being fully cured also accordingly reduces, to guarantee frame glue bonding Property and intensity on the basis of, reduction solidify pollution of the incomplete acryl resin to liquid crystal.
Description
Technical field
This application involves field of liquid crystal display, and in particular to a kind of frame glue and liquid crystal display panel.
Background technique
In the prior art, frame glue be applied to liquid crystal display panel color membrane substrates and array between, for liquid crystal into
Row encapsulates, and has acryl resin in common frame glue, and the mass percent of acryl resin is typically larger than 30% in frame glue, by
Solidify incomplete situation in often existing in the curing process, a large amount of uncured acryl resins can be remained in frame glue, this
A little uncured acryl resins are easily accessible in liquid crystal, so that liquid crystal is polluted, still, simple reduction acrylic tree
The mass percent of rouge, and the caking property of frame glue can be brought to decline the problem of declining with intensity.Therefore, it is necessary to provide a kind of frame
Glue and liquid crystal display panel are on the basis of guaranteeing frame glue caking property and intensity, to reduce the incomplete acryl resin of solidification to liquid
Brilliant pollution.
Summary of the invention
The application provides a kind of frame glue and liquid crystal display panel to reduce on the basis of guaranteeing frame glue caking property and intensity
Solidify pollution of the incomplete acryl resin to liquid crystal.
A kind of frame glue, the frame glue are used for liquid crystal display panel, including epoxy resin, acryl resin, photoinitiator, heat
Initiator and compound inorganic stuffing, the mass percent of the acryl resin is less than 30%, the matter of the compound inorganic stuffing
Measure percentage and be greater than 30%, the compound inorganic stuffing includes several composite inorganic particles, each particle include a kernel portion and
One shell, each shell coat the corresponding kernel portion, and the shell uses high molecular material, described
Kernel portion is inorganic material.
In the frame glue provided by the embodiment of the present application, the mass percent of the epoxy resin is 25%-50%, described
The mass percent of acryl resin is 5%-25%, and the mass percent of the photoinitiator is 1%-5%, and the heat causes
The mass percent of agent is 5%-15%, and the mass percent of the compound inorganic stuffing is 30%-50%.
In the frame glue provided by the embodiment of the present application, the epoxy resin is bisphenol A type epoxy resin, Bisphenol F type ring
Oxygen resin, bisphenol-s epoxy resin, bis-phenol H-type epoxy resin, novolac epoxy resin, polyfunctional glycidyl ether's epoxy resin,
The combination of one or more of multifunctional glycidyl amine epoxy resin and halogenated epoxy resin.
In the frame glue provided by the embodiment of the present application, the structural formula of the acryl resin isIts
In, R is methyl or ethyl.
In the frame glue provided by the embodiment of the present application, the photoinitiator is One or more of combination.
In the frame glue provided by the embodiment of the present application, the thermal initiator is One or more of
Combination.
In the frame glue provided by the embodiment of the present application, the shell be acryl resin, polyolefin, polystyrene and
The combination of one or more of polyvinyl chloride.
In the frame glue provided by the embodiment of the present application, the kernel portion is silica, aluminium oxide, zinc oxide, oxidation
The combination of one or more of titanium, calcium carbonate, Zinc Tungstate and clay.
In the frame glue provided by the embodiment of the present application, the particle size range of the composite inorganic particle is 0.5 micron -5 micro-
Rice.
A kind of liquid crystal display panel, comprising:
Array basal plate；
One color membrane substrates；
Liquid crystal portion, the liquid crystal portion are located between the array substrate and color membrane substrates；
Frame glue, the frame glue surrounds the liquid crystal portion, and is located between the array substrate and color membrane substrates, the frame
Glue is foregoing frame glue.
Frame glue provided by the application embodiment and liquid crystal display panel, the frame glue are used for liquid crystal display panel, institute
Stating frame glue includes epoxy resin, acryl resin, photoinitiator, thermal initiator and compound inorganic stuffing, the acryl resin
Mass percent less than 30%, the mass percent of the compound inorganic stuffing is greater than 30%, the compound inorganic stuffing packet
Several composite inorganic particles are included, each particle includes a kernel portion and a shell, and each shell cladding is corresponding
The kernel portion, the shell use high molecular material, the kernel portion be inorganic material, pass through composite inorganic particle
The high molecular material of shell guarantees the cohesive force of frame glue, is guaranteed by the inorganic material in the kernel portion of composite inorganic particle
Therefore the intensity of frame glue can not only reduce the content of acryl resin, meanwhile, after hardening, the acrylic not being fully cured
The content of resin also accordingly reduces, to reduce on the basis of guaranteeing frame glue caking property and intensity and solidify incomplete acrylic
Pollution of the resin to liquid crystal.
Detailed description of the invention
It, below will be to needed in embodiment description in order to illustrate more clearly of the technical solution in the application
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the application, for this
For the technical staff of field, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the composite inorganic particle in frame glue provided herein.
Fig. 2 is the top view of liquid crystal display panel provided herein.
Fig. 3 is sectional view of the liquid crystal display panel shown in Fig. 2 along A-A.
Specific embodiment
Below in conjunction with the attached drawing in the application embodiment, the technical solution in the application is carried out clearly and completely
Description.Obviously, described embodiment is only a part of embodiment of the application, rather than whole embodiments.Base
Embodiment in the application, those skilled in the art are obtained every other without making creative work
Embodiment shall fall in the protection scope of this application.
Fig. 1 and 3 are please referred to, the embodiment of the present application provides a kind of frame glue 10.The frame glue 10 is used for liquid crystal display panel 20.
The frame glue 10 includes epoxy resin, acryl resin, photoinitiator, thermal initiator and compound inorganic stuffing 110.
The epoxy resin is bisphenol A type epoxy resin, bisphenol f type epoxy resin, bisphenol-s epoxy resin, bis-phenol H-type
Epoxy resin, novolac epoxy resin, polyfunctional glycidyl ether's epoxy resin, multifunctional glycidyl amine epoxy resin and halogenation
The combination of one or more of epoxy resin.In one embodiment, the bisphenol A type epoxy resin can using E-44 or
E-51 etc..The structural formula of the bisphenol A type epoxy resin of the E-44 are as follows:
The structural formula of the bisphenol A type epoxy resin of the E-51 are as follows:
The structural formula of the acryl resin isWherein, R is methyl or ethyl.The acrylic tree
The mass percent of rouge is less than 30%.
The photoinitiator is One or more of combination.
The thermal initiator is One or more of combination.
The mass percent of the compound inorganic stuffing 110 is greater than 30%.The compound inorganic stuffing 110 includes several multiple
Close inorganic particle 111.The composite inorganic particle 111 is uniformly scattered in the frame glue 10.The composite inorganic particle 111
Particle size range be 0.5 micron -5 microns.Each particle includes a kernel portion 1111 and a shell 1112.Each shell
Portion 1112 coats the corresponding kernel portion 1111.The shell 1112 uses high molecular material.The shell
1112 can be the combination of one or more of acryl resin, polyolefin, polystyrene or polyvinyl chloride.The kernel portion
1111 be inorganic material.The kernel portion 1111 be silica, aluminium oxide, zinc oxide, titanium oxide, calcium carbonate, Zinc Tungstate and
The combination of one or more of clay.The particle size range of the composite inorganic particle 111 is 0.5 micron -5 microns.
In some embodiments, the proportion of the frame glue 10 can be 25%- for the mass percent of the epoxy resin
50%, the mass percent of the acryl resin is 5%-25%, and the mass percent of the photoinitiator is 1%-5%,
The mass percent of the thermal initiator is 5%-15%, and the mass percent of the compound inorganic stuffing 110 is 30%-
50%.For example, in one embodiment, the proportion of the frame glue 10 can be for the mass percent of the epoxy resin
40%, the mass percent of the acryl resin is 16%, and the mass percent of the photoinitiator is 2%, and the heat is drawn
The mass percent for sending out agent is 11%, and the mass percent of the compound inorganic stuffing 110 is 31%.For example, in a kind of implementation
In example, the proportion of the frame glue 10 can be 46% for the mass percent of the epoxy resin, the matter of the acryl resin
Measuring percentage is 10%, and the mass percent of the photoinitiator is 1%, and the mass percent of the thermal initiator is 7%, institute
The mass percent for stating compound inorganic stuffing 110 is 36%.
For the mass percent of the acryl resin less than 30%, the mass percent of the compound inorganic stuffing 110 is big
It is the content of the acryl resin lacking than in the prior art, described in 30%, namely in frame glue 10 provided herein
The content of compound inorganic stuffing 110 than in the prior art more.The compound inorganic stuffing 110 of the frame glue 10 of the application it is each multiple
It closes inorganic particle 111 and all has the shell 1112 of high molecular material and the kernel portion 1111 of inorganic material, therefore, by compound
The high molecular material of the shell 1112 of inorganic particle 111 guarantees the cohesive force of frame glue 10, passes through composite inorganic particle 111
The inorganic material in kernel portion 1111 guarantees therefore the intensity of frame glue 10 can not only reduce the content of acryl resin, together
When, after hardening, the content for the acryl resin not being fully cured also accordingly reduces, thus in guarantee 10 caking property of frame glue and by force
On the basis of degree, reduction solidifies pollution of the incomplete acryl resin to liquid crystal.
Fig. 2-3 is please referred to, the application also provides a kind of liquid crystal display panel 20.The liquid crystal display panel 20 includes array
Substrate 21, color membrane substrates 22, liquid crystal portion 23 and frame glue 10.The array substrate 21 and the color membrane substrates 22 are oppositely arranged.Institute
It states liquid crystal portion 23 and the frame glue 10 is located between the array substrate 21 and the color membrane substrates 22.The frame glue 10 surrounds
The liquid crystal portion 23, to be packaged to the liquid crystal in liquid crystal portion 23.The frame glue 10 is as previously mentioned, details are not described herein.Institute
Stating liquid crystal display panel 20 further includes metal routing 24.The metal routing 24 is located at the array substrate 21 towards the color film
The surface of substrate 22.The metal routing 24 is completely covered in the frame glue 10, to encapsulate the liquid crystal portion 23, the fixed battle array
While column substrate 21 and the color membrane substrates 22, play a protective role to the metal routing 24.In the solidification to frame glue 10
In the process, the method that ultra-violet curing can be used, although the metal routing 24 can cause to cover to ultraviolet light, due to Asia
The content of gram force resin is low, and after hardening, the content for the acryl resin not being fully cured also accordingly reduces, thus guaranteeing frame
On the basis of 10 caking property of glue and intensity, reduction solidifies pollution of the incomplete acryl resin to liquid crystal.
Frame glue provided by the application embodiment and liquid crystal display panel, the frame glue are used for liquid crystal display panel.Institute
Stating frame glue includes epoxy resin, acryl resin, photoinitiator, thermal initiator and compound inorganic stuffing.The acryl resin
Mass percent less than 30%.The mass percent of the compound inorganic stuffing is greater than 30%.The compound inorganic stuffing packet
Include several composite inorganic particles.Each particle includes a kernel portion and a shell.Each shell cladding is corresponding
The kernel portion.The shell uses high molecular material.The kernel portion is inorganic material.Pass through composite inorganic particle
The high molecular material of shell guarantees the cohesive force of frame glue, is guaranteed by the inorganic material in the kernel portion of composite inorganic particle
Therefore the intensity of frame glue can not only reduce the content of acryl resin, meanwhile, after hardening, the acrylic not being fully cured
The content of resin also accordingly reduces, to reduce on the basis of guaranteeing frame glue caking property and intensity and solidify incomplete acrylic
Pollution of the resin to liquid crystal.
The application embodiment is provided above and is discussed in detail, principle of the specific case to the application used herein
And embodiment is expounded, the explanation of embodiment of above is merely used to help understand the application.Meanwhile for this field
Technical staff, according to the thought of the application, there will be changes in the specific implementation manner and application range, to sum up institute
It states, the contents of this specification should not be construed as limiting the present application.
Claims (10)
1. a kind of frame glue, the frame glue is used for liquid crystal display panel, including epoxy resin, acryl resin, photoinitiator, heat are drawn
Agent and compound inorganic stuffing are sent out, the mass percent of the acryl resin is less than 30%, the quality of the compound inorganic stuffing
Percentage is greater than 30%, and the compound inorganic stuffing includes several composite inorganic particles, and each particle includes a kernel portion and one
Shell, each shell coat the corresponding kernel portion, and the shell uses high molecular material, described interior
Core portion is inorganic material.
2. frame glue as described in claim 1, which is characterized in that the mass percent of the epoxy resin is 25%-50%, institute
The mass percent for stating acryl resin is 5%-25%, and the mass percent of the photoinitiator is 1%-5%, and the heat is drawn
The mass percent for sending out agent is 5%-15%, and the mass percent of the compound inorganic stuffing is 30%-50%.
3. frame glue as described in claim 1, which is characterized in that the epoxy resin is bisphenol A type epoxy resin, bisphenol-f type
Epoxy resin, bisphenol-s epoxy resin, bis-phenol H-type epoxy resin, novolac epoxy resin, polyfunctional glycidyl ether's asphalt mixtures modified by epoxy resin
The combination of one or more of rouge, multifunctional glycidyl amine epoxy resin and halogenated epoxy resin.
4. frame glue as described in claim 1, which is characterized in that the structural formula of the acryl resin is
Wherein, R is methyl or ethyl.
5. frame glue as described in claim 1, which is characterized in that the photoinitiator is One or more of combination.
6. frame glue as described in claim 1, which is characterized in that the thermal initiator is One or more of
Combination.
7. frame glue as described in claim 1, which is characterized in that the shell is acryl resin, polyolefin, polystyrene
With the combination of one or more of polyvinyl chloride.
8. frame glue as described in claim 1, which is characterized in that the kernel portion is silica, aluminium oxide, zinc oxide, oxygen
Change the combination of one or more of titanium, calcium carbonate, Zinc Tungstate and clay.
9. frame glue as described in claim 1, which is characterized in that the particle size range of the composite inorganic particle is 0.5 micron -5
Micron.
10. a kind of liquid crystal display panel characterized by comprising
Array basal plate；
One color membrane substrates；
Liquid crystal portion, the liquid crystal portion are located between the array substrate and color membrane substrates；
Frame glue, the frame glue surrounds the liquid crystal portion, and is located between the array substrate and color membrane substrates, and the frame glue is
Such as the described in any item frame glues of claim 1-9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811312749.4A CN109536096A (en) | 2018-11-06 | 2018-11-06 | Frame glue and liquid crystal display panel |
| PCT/CN2019/071987 WO2020093595A1 (en) | 2018-11-06 | 2019-01-16 | Frame sealant and liquid crystal display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811312749.4A CN109536096A (en) | 2018-11-06 | 2018-11-06 | Frame glue and liquid crystal display panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109536096A true CN109536096A (en) | 2019-03-29 |
Family
ID=65844429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811312749.4A Pending CN109536096A (en) | 2018-11-06 | 2018-11-06 | Frame glue and liquid crystal display panel |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109536096A (en) |
| WO (1) | WO2020093595A1 (en) |
Cited By (3)
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| CN111218220A (en) * | 2019-11-14 | 2020-06-02 | Tcl华星光电技术有限公司 | Frame glue composition and liquid crystal display panel using same |
| CN111218247A (en) * | 2020-03-24 | 2020-06-02 | Tcl华星光电技术有限公司 | Frame glue material and liquid crystal display panel |
| 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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| Publication number | Publication date |
|---|---|
| WO2020093595A1 (en) | 2020-05-14 |
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Application publication date: 20190329 |