CN209816025U - Integrated black touch display module - Google Patents
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- CN209816025U CN209816025U CN201822269953.4U CN201822269953U CN209816025U CN 209816025 U CN209816025 U CN 209816025U CN 201822269953 U CN201822269953 U CN 201822269953U CN 209816025 U CN209816025 U CN 209816025U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 43
- 239000003292 glue Substances 0.000 claims abstract description 30
- 238000010030 laminating Methods 0.000 claims abstract description 27
- 230000001681 protective effect Effects 0.000 claims abstract description 24
- 238000007650 screen-printing Methods 0.000 claims abstract description 19
- 230000000694 effects Effects 0.000 abstract description 6
- -1 methyl phenyl vinyl Chemical group 0.000 description 45
- 239000000499 gel Substances 0.000 description 38
- 239000000853 adhesive Substances 0.000 description 34
- 230000001070 adhesive effect Effects 0.000 description 34
- 229920002545 silicone oil Polymers 0.000 description 33
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 28
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 20
- 229920002050 silicone resin Polymers 0.000 description 17
- 238000003756 stirring Methods 0.000 description 16
- 229910052697 platinum Inorganic materials 0.000 description 14
- 239000011248 coating agent Substances 0.000 description 13
- 238000000576 coating method Methods 0.000 description 13
- 229910021392 nanocarbon Inorganic materials 0.000 description 13
- 239000003054 catalyst Substances 0.000 description 12
- 229910052739 hydrogen Inorganic materials 0.000 description 12
- 239000001257 hydrogen Substances 0.000 description 12
- 239000003112 inhibitor Substances 0.000 description 12
- 239000004973 liquid crystal related substance Substances 0.000 description 12
- 238000002156 mixing Methods 0.000 description 12
- 239000003431 cross linking reagent Substances 0.000 description 11
- 239000000463 material Substances 0.000 description 11
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 10
- 239000000203 mixture Substances 0.000 description 10
- 239000000741 silica gel Substances 0.000 description 10
- 229910002027 silica gel Inorganic materials 0.000 description 10
- 238000005303 weighing Methods 0.000 description 10
- 239000002994 raw material Substances 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 7
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 7
- 229920001296 polysiloxane Polymers 0.000 description 7
- 238000002360 preparation method Methods 0.000 description 7
- VWRQCJRTHKUVNF-UHFFFAOYSA-N 1,1,3-triphenylprop-2-yn-1-ol Chemical compound C=1C=CC=CC=1C(C=1C=CC=CC=1)(O)C#CC1=CC=CC=C1 VWRQCJRTHKUVNF-UHFFFAOYSA-N 0.000 description 6
- 125000003545 alkoxy group Chemical group 0.000 description 6
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 238000002834 transmittance Methods 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- HIHIPCDUFKZOSL-UHFFFAOYSA-N ethenyl(methyl)silicon Chemical compound C[Si]C=C HIHIPCDUFKZOSL-UHFFFAOYSA-N 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000004132 cross linking Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 229920002554 vinyl polymer Polymers 0.000 description 3
- QYLFHLNFIHBCPR-UHFFFAOYSA-N 1-ethynylcyclohexan-1-ol Chemical group C#CC1(O)CCCCC1 QYLFHLNFIHBCPR-UHFFFAOYSA-N 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000004313 glare Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000006459 hydrosilylation reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
- Liquid Crystal (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The integrated black touch display module comprises a protective cover plate, a touch function sheet, a laminating glue layer and a display module which are sequentially stacked; the outer side of the protective cover plate is provided with a screen printing ink area, and the color of the attached water gel layer is the same as that of the screen printing ink area and is black. The utility model discloses a design laminating glue film colour to the colour with silk screen printing ink is the same and reach integrative black effect, and is with low costs, easily realize and the yield is high.
Description
Technical Field
The utility model relates to an integrative black touch-control display module assembly belongs to and shows technical field.
Background
With the increasingly wide application of capacitive touch screens, consumers are only satisfied with the realization of a touch function, and the requirements on the appearance of products are also increasing. The middle area of ordinary touch-control display screen promptly the display area is grey black, is printing ink silk screen printing district all around, and most printing ink is black, and under the state that the display screen is not lighted, middle display area and frame colour all around are different, and it is poor to have a visual effect, and is unanimous with frame colour all around in the middle of in order to reach the display screen state that does not light, and cost and yield have the advantage concurrently, is the urgent technological difficulty of treating the issue in the industry at present.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an integrative black touch-control display module assembly and manufacturing method thereof.
In order to achieve the above objects and other related objects, the present invention provides a technical solution: the integrated black touch display module comprises a protective cover plate, a touch function sheet, a laminating glue layer and a display module which are sequentially stacked; the outer side of the protective cover plate is provided with a screen printing ink area, and the color of the attached water gel layer is the same as that of the screen printing ink area and is black.
Because of the application of the technical scheme, compared with the prior art, the utility model the advantage that has is:
the current integrative black method of realization mainly is through carrying out coating film treatment on the apron surface, and the equipment investment of coating film is expensive and the yield is lower, the utility model discloses a design laminating glue film colour to the colour with silk screen printing ink is the same and reaches integrative black effect, with low costs, easily realize and the yield is high.
Drawings
Fig. 1 is an integrated black touch display module.
In the above drawings, 1, a protective cover plate; 2. a touch function sheet; 3. gluing a glue layer; 4. a display module; 5. and (4) screen printing the ink area.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
Example 1: integrated black touch display module
As shown in fig. 1, the integrated black touch display module comprises a protective cover plate 1, a touch functional sheet 2, a bonding glue layer 3 and a display module 4 which are sequentially stacked; the outside of protection apron is equipped with silk screen printing ink district 5, the colour of laminating glue film is the same with the colour in silk screen printing ink district, is the black.
And nano-scale carbon powder is added into the laminating glue 3, and the carbon powder is consistent with the carbon powder used in the cover plate silk-screen printing ink area 5. The brightness of the liquid crystal module is more than 1000 nit.
The adhesive water gel of the adhesive water gel layer 3 is high-refractive-index silica gel for full adhesion of a liquid crystal display screen and comprises a component A and a component B;
the component A comprises: weighing 50g of methyl phenyl vinyl silicone resin, 49.9g of methyl phenyl vinyl silicone oil, 0.1g of catalyst platinum-methyl phenyl polysiloxane complex and 5000ppm of platinum, sequentially adding the materials, and uniformly mixing and stirring to obtain a component A;
and B component: weighing 25g of POSS (polyhedral oligomeric silsesquioxane) -modified silicone oil (structural formula (1)) containing hydrogen and having functions of a cross-linking agent and an adhesive, 40g of methyl phenyl vinyl silicone resin, 24.9 g of methyl phenyl vinyl silicone oil and 0.1g of inhibitor 1,1, 3-triphenyl-2-propyne-1-ol, sequentially adding the materials, mixing and stirring the materials uniformly to obtain the component B. The structural formula (1) is as follows:
structural formula (1);
wherein R is, R' is-CH2CH2Si（OMe）3Me is methyl.
The POSS modified silicone oil containing hydrogen and having the functions of the cross-linking agent and the adhesive is used as modified POSS, is the cross-linking agent containing 6 hydrosilanes and participates in cross-linking reaction, also contains alkoxy, can improve the adhesion of reactants to a base material, and has excellent compatibility with other components and high light transmittance.
The molecular formula of the methyl phenyl vinyl silicone oil is as follows: ViMePhSiO1/2Wherein Me is methyl, Vi is vinyl, and Ph is phenyl. The addition of methyl phenyl vinyl silicone oil provides phenyl groups which can increase the refractive index, vinyl groups which can participate in the reaction, and reduces the viscosity of the system.
When in use, the component A and the component B are uniformly mixed according to the weight ratio of 1:1, the mixture is defoamed in vacuum for 20 minutes, and the mixture is poured on a backlight module or a cover plate, heated at 70 ℃ for 1 hour and then heated at 80 ℃ for 4 hours.
According to the embodiment, the silica gel for full bonding of the liquid crystal display screen is prepared from the phenyl silicone oil/the silicon resin with high refractive index, so that the light transmittance is improved, the difference of the refractive indexes of bonding media is reduced, the display effect of the liquid crystal display screen is effectively improved, and meanwhile, the heat resistance of the material can be improved due to the introduction of the phenyl group.
The high-refractive-index silica gel is used for full attachment of the liquid crystal display screen, and the introduction of the phenyl can improve the refractive index of the material, reduce the difference of the refractive indexes between attachment media and effectively improve the display effect of the liquid crystal display screen; on the other hand, introduction of a phenyl group can improve heat resistance and the like of the material.
High refractive index silica gel for liquid crystal display is full laminating comprises A, B components, and A component provides resin, vinyl, catalyst and the adhesive that improves intensity in the reaction, and B component provides the silicone oil, vinyl and the inhibitor that contain the POSS structure that have cross-linking agent and adhesive that have that improves cross-linking density and hardness, heat resistance, the utility model discloses LED encapsulation silica gel of high refractive index, except methyl phenyl vinyl silicone resin, add the silicone oil that contains 6 hydrosilations and the OSS modification of 2 alkoxy has cross-linking agent and adhesive function concurrently, both improved cross-linking density, increased adhesion and heat resistance to the substrate again.
The preparation method of the adhesive water gel comprises the following steps: the composition is prepared by mixing the above materials at a certain proportion in a stainless steel, enamel or glass container, filtering, and packaging in a specified specification. The preparation method of the integrated black touch display module comprises the following steps: and adding nano carbon powder into the bonding water gel, uniformly stirring, coating the mixture on the surface of the display module to form a bonding water gel layer, then bonding the touch function piece on the bonding water gel layer, and laminating the protective cover plate and the touch function piece.
The preferred embodiment is: the addition amount of the nano carbon powder is 0.3 percent of the mass of the adhesive water gel.
A window area and a silk-screen printing ink area which are displayed in a touch manner under the unlighted state of the existing display screen are in two colors, and chromatic aberration exists. The utility model discloses a refractive index and the colour of adjustment laminating glue reach integrative black effect under the display screen unlit state.
The integrated black touch display module can achieve the effects of reflection prevention and glare prevention due to the black color.
Example 2: integrated black touch display module
As shown in fig. 1, the integrated black touch display module comprises a protective cover plate 1, a touch functional sheet 2, a bonding glue layer 3 and a display module 4 which are sequentially stacked; the laminating glue line is formed by coating after laminating glue and nanometer carbon powder are mixed, and the refractive index of laminating glue is 1.51. The screen printing ink area 5 is arranged at the periphery of the protective cover plate 1.
The adhesive water gel of the adhesive water gel layer 3 is high-refractive-index silica gel for full adhesion of a liquid crystal display screen and comprises a component A and a component B;
the component A comprises: weighing 50g of methyl phenyl vinyl silicone resin, 49.9g of methyl phenyl vinyl silicone oil, 0.1g of catalyst platinum-methyl phenyl polysiloxane complex and 5000ppm of platinum, sequentially adding the materials, and uniformly mixing and stirring to obtain a component A;
and B component: weighing 20g of the POSS modified silicone oil (structural formula (1)) containing silicon and hydrogen and alkoxy, 30g of methyl phenyl vinyl silicone resin, 20g of methyl phenyl vinyl silicone oil and 0.1g of inhibitor 1,1, 3-triphenyl-2-propyne-1-ol, sequentially adding the components, mixing and stirring uniformly to obtain the component B;
when in use, the component A and the component B are uniformly mixed according to the weight ratio of 1:0.8, and are defoamed in vacuum for 20 minutes, and are filled on a backlight module or a cover plate, and are heated at 70 ℃ for 1 hour and then at 80 ℃ for 4 hours.
The preparation method of the integrated black touch display module comprises the following steps: and adding nano carbon powder into the bonding water gel, uniformly stirring, coating the mixture on the surface of the display module to form a bonding water gel layer, then bonding the touch function piece on the bonding water gel layer, and laminating the protective cover plate and the touch function piece.
The preferred embodiment is: the addition amount of the nano carbon powder is 0.1 percent of the mass of the adhesive water gel.
Example 3: integrated black touch display module
As shown in fig. 1, the integrated black touch display module comprises a protective cover plate 1, a touch functional sheet 2, a bonding glue layer 3 and a display module 4 which are sequentially stacked; the laminating glue line is formed by coating after laminating glue and nanometer carbon powder are mixed, and the refractive index of laminating glue is 1.53. The screen printing ink area 5 is arranged at the periphery of the protective cover plate 1.
The adhesive water gel of the adhesive water gel layer 3 is high-refractive-index silica gel for full adhesion of a liquid crystal display screen and comprises a component A and a component B;
the component A comprises: weighing 50g of methyl phenyl vinyl silicone resin, 49.9g of methyl phenyl vinyl silicone oil, 0.1g of catalyst platinum-methyl phenyl polysiloxane complex and 5000ppm of platinum, sequentially adding the materials, and uniformly mixing and stirring to obtain a component A;
and B component: weighing 30g of POSS modified silicone oil (structural formula (1)) containing silicon hydrogen and alkoxy, 50g of methyl phenyl vinyl silicone resin, 19.9 g of methyl phenyl vinyl silicone oil and 0.1g of inhibitor 1,1, 3-triphenyl-2-propyne-1-ol, sequentially adding the components, mixing and stirring uniformly to obtain a component B;
the preparation method of the integrated black touch display module comprises the following steps: and adding nano carbon powder into the bonding water gel, uniformly stirring, coating the mixture on the surface of the display module to form a bonding water gel layer, then bonding the touch function piece on the bonding water gel layer, and laminating the protective cover plate and the touch function piece.
The preferred embodiment is: the addition amount of the nano carbon powder is 0.5 percent of the mass of the adhesive water gel.
Comparative example 1
The component A comprises: weighing 50g of methyl phenyl vinyl silicone resin, 49.9g of methyl phenyl vinyl silicone oil, 0.1g of catalyst platinum-methyl phenyl polysiloxane complex and 5000ppm of platinum, sequentially adding the materials, and uniformly mixing and stirring to obtain a component A;
and B component: weighing 25g of methyl phenyl hydrogen-containing silicone oil, 40g of methyl phenyl vinyl silicone resin, 34.9 g of methyl phenyl vinyl silicone oil and 0.1g of inhibitor 1,1, 3-triphenyl-2-propyne-1-ol, and sequentially adding, mixing and stirring uniformly to obtain the component B;
comparative example 2
The component A comprises: weighing 50g of methyl vinyl silicone resin, 49.9g of methyl vinyl silicone oil, 0.1g of catalyst platinum-methyl polysiloxane complex and 5000ppm of platinum, and sequentially adding, mixing and stirring uniformly to obtain a component A;
and B component: weighing 25g of POSS modified silicone oil (structural formula II) which does not contain alkoxy and only contains silicon and hydrogen, 40g of methyl vinyl silicone resin, 34.9 g of methyl vinyl silicone oil and 0.1g of inhibitor 1,1, 3-triphenyl-2-propyne-1-ol, sequentially adding the components, mixing and stirring uniformly to obtain a component B;
a, B components of examples 1, 2 and 3 and comparative examples 1 and 2 are weighed according to the weight ratio of 1:1, then are uniformly mixed and defoamed for 20 minutes, and a 45# steel test piece is manufactured according to the requirement of GB/T7124-2008 adhesive on tensile shear strength; curing conditions are as follows: first at 70 ℃ for 1 hour and then at 80 ℃ for 4 hours. Testing one: and (3) testing the shear strength of the manufactured test piece by using a tensile machine according to GB/T7124-2008.
TABLE 1 Performance index Table
| Performance index | Example 1 | Example 2 | Example 3 | Comparative example 1 | Comparative example 2 |
| Shear strength (kgf/cm)2） | 3 | 3.2 | 3.9 | 0.81 | 0.78 |
| Light transmittance (%) | 99 | 99 | 99 | 99 | 91 |
As can be seen from the comparison of shear strengths of examples 1, 2, 3 with comparative examples 1 and 2 in Table 1, the direct introduction of alkoxy groups improves the shear strength, i.e., the adhesion to the substrate; light transmittance test, as can be seen from comparison among examples 1, 2, 3 and comparative example 2, the light transmittance is obviously improved by introducing a phenyl group structure into the formula.
Example 4: integrated black touch display module
As shown in fig. 1, the integrated black touch display module comprises a protective cover plate 1, a touch functional sheet 2, a bonding glue layer 3 and a display module 4 which are sequentially stacked; the laminating glue line is formed by coating after laminating glue and nanometer carbon powder are mixed, and the refractive index of laminating glue is 1.53. The screen printing ink area 5 is arranged at the periphery of the protective cover plate 1. The adhesive water gel of the adhesive water gel layer 3 is high-refractive-index silica gel for full adhesion of a liquid crystal display screen and comprises a component A and a component B; wherein,
the raw material formula of the component A comprises the following raw materials in parts by weight:
51 parts of methyl phenyl vinyl silicone resin;
40 parts of methyl phenyl vinyl silicone oil;
0.2 part of platinum catalyst;
the component B comprises the following raw materials in parts by weight:
22 parts of POSS (polyhedral oligomeric silsesquioxane) modified silicone oil containing hydrogen and having functions of a cross-linking agent and an adhesive;
35 parts of methyl phenyl vinyl silicone resin;
22 parts of methyl phenyl vinyl silicone oil;
0.2 part of inhibitor.
The preferred embodiment is: the mass ratio of the component A to the component B is 1: 0.8.
the preferred embodiment is: the platinum-based catalyst is a platinum-olefin complex. The platinum content was 4000 ppm.
The preferred embodiment is: the inhibitor is ethynyl cyclohexanol.
The preferred embodiment is: the POSS modified silicone oil containing hydrogen and having the functions of both the cross-linking agent and the adhesive is a compound shown in a structural formula (2):
structural formula (2);
wherein R is, R' is-CH2CH2Si（OMe）3Me is methyl.
The preparation method of the integrated black touch display module comprises the following steps: and adding nano carbon powder into the bonding water gel, uniformly stirring, coating the mixture on the surface of the display module to form a bonding water gel layer, then bonding the touch function piece on the bonding water gel layer, and laminating the protective cover plate and the touch function piece.
The preferred embodiment is: the addition amount of the nano carbon powder is 0.3 percent of the mass of the adhesive water gel.
Example 5: integrated black touch display module
As shown in fig. 1, the integrated black touch display module comprises a protective cover plate 1, a touch functional sheet 2, a bonding glue layer 3 and a display module 4 which are sequentially stacked; the adhesive water glue layer is formed by coating after mixing adhesive water glue and nano carbon powder, and the refractive index of the adhesive water glue is 1.52. The screen printing ink area 5 is arranged at the periphery of the protective cover plate 1. The adhesive water gel of the adhesive water gel layer 3 is high-refractive-index silica gel for full adhesion of a liquid crystal display screen and comprises a component A and a component B; wherein,
the raw material formula of the component A comprises the following raw materials in parts by weight:
58 parts of methyl phenyl vinyl silicone resin;
48 parts of methyl phenyl vinyl silicone oil;
0.3 part of platinum catalyst;
the component B comprises the following raw materials in parts by weight:
25 parts of POSS (polyhedral oligomeric silsesquioxane) modified silicone oil containing hydrogen and having functions of a cross-linking agent and an adhesive;
40 parts of methyl phenyl vinyl silicone resin;
25 parts of methyl phenyl vinyl silicone oil;
0.3 part of inhibitor.
The preferred embodiment is: the mass ratio of the component A to the component B is 1: 1.2.
the preferred embodiment is: the platinum catalyst is a mixture of a platinum-methyl phenyl polysiloxane complex and a platinum-olefin complex according to the mass ratio of 1: 1. The platinum content was 6000 ppm.
The preferred embodiment is: the inhibitor is ethynyl cyclohexanol, 1, 3-triphenyl-2-propyn-1-ol according to a ratio of 1: 5 in mass ratio.
The preferred embodiment is: the POSS modified silicone oil containing hydrogen and having the functions of both the cross-linking agent and the adhesive is a compound in accordance with a structural formula (2):
structural formula (2);
wherein R is, R' is-CH2CH2Si（OMe）3Me is methyl.
The preparation method of the integrated black touch display module comprises the following steps: and adding nano carbon powder into the bonding water gel, uniformly stirring, coating the mixture on the surface of the display module to form a bonding water gel layer, then bonding the touch function piece on the bonding water gel layer, and laminating the protective cover plate and the touch function piece.
The preferred embodiment is: the addition amount of the nano carbon powder is 0.5 percent of the mass of the adhesive water gel.
Example 6: integrated black touch display module
As shown in fig. 1, the integrated black touch display module comprises a protective cover plate 1, a touch functional sheet 2, a bonding glue layer 3 and a display module 4 which are sequentially stacked; the laminating glue line is formed by coating after laminating glue and nanometer carbon powder are mixed, and the refractive index of laminating glue is 1.51. The screen printing ink area 5 is arranged at the periphery of the protective cover plate 1. The adhesive water gel of the adhesive water gel layer 3 is high-refractive-index silica gel for full adhesion of a liquid crystal display screen and comprises a component A and a component B; wherein,
the raw material formula of the component A comprises the following raw materials in parts by weight:
55 parts of methyl phenyl vinyl silicone resin;
40 parts of methyl phenyl vinyl silicone oil;
0.2 part of platinum catalyst;
the component B comprises the following raw materials in parts by weight:
25 parts of POSS (polyhedral oligomeric silsesquioxane) modified silicone oil containing hydrogen and having functions of a cross-linking agent and an adhesive;
40 parts of methyl phenyl vinyl silicone resin;
25 parts of methyl phenyl vinyl silicone oil;
0.2 part of inhibitor.
The preferred embodiment is: the mass ratio of the component A to the component B is 1: 1.
the preferred embodiment is: the platinum catalyst is a platinum-methyl phenyl polysiloxane complex, and the platinum content is 5000 ppm.
The preferred embodiment is: the inhibitor is preferably 1,1, 3-triphenyl-2-propyn-1-ol.
The preferred embodiment is: the POSS modified silicone oil containing hydrogen and having the functions of both the cross-linking agent and the adhesive is a compound in accordance with a structural formula (2):
structural formula (2);
wherein R is, R' is-CH2CH2Si（OMe）3Me is methyl.
The preparation method of the integrated black touch display module comprises the following steps: and adding nano carbon powder into the bonding water gel, uniformly stirring, coating the mixture on the surface of the display module to form a bonding water gel layer, then bonding the touch function piece on the bonding water gel layer, and laminating the protective cover plate and the touch function piece.
The preferred embodiment is: the addition amount of the nano carbon powder is 0.1 percent of the mass of the adhesive water gel.
The foregoing is illustrative of the preferred embodiment of the present invention, and is not intended to limit the invention in any way, and modifications and variations of the invention are possible within the spirit of the invention.
Claims (1)
1. Integrative black touch-control display module assembly, its characterized in that: the integrated black touch display module comprises a protective cover plate, a touch function sheet, a laminating glue layer and a display module which are sequentially stacked; the outer side of the protective cover plate is provided with a screen printing ink area, and the color of the attached water gel layer is the same as that of the screen printing ink area and is black.
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| CN112708396A (en) * | 2020-12-29 | 2021-04-27 | 苏州添易朗科技有限公司 | Preparation of integrated black silica gel OCA |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112708396A (en) * | 2020-12-29 | 2021-04-27 | 苏州添易朗科技有限公司 | Preparation of integrated black silica gel OCA |
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