CN105555532A - Base substrate sheet and capacitive touch panel - Google Patents
Base substrate sheet and capacitive touch panel Download PDFInfo
- Publication number
- CN105555532A CN105555532A CN201480050494.2A CN201480050494A CN105555532A CN 105555532 A CN105555532 A CN 105555532A CN 201480050494 A CN201480050494 A CN 201480050494A CN 105555532 A CN105555532 A CN 105555532A
- Authority
- CN
- China
- Prior art keywords
- delustering agent
- base substrate
- substrate sheet
- micro
- resin
- 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.)
- Granted
Links
- 239000000758 substrate Substances 0.000 title claims abstract description 74
- 229920005989 resin Polymers 0.000 claims abstract description 74
- 239000011347 resin Substances 0.000 claims abstract description 74
- 239000012780 transparent material Substances 0.000 claims abstract description 13
- 239000003795 chemical substances by application Substances 0.000 claims description 89
- 239000010410 layer Substances 0.000 claims description 87
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- 238000009826 distribution Methods 0.000 claims description 12
- 239000011247 coating layer Substances 0.000 claims description 9
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- 238000010030 laminating Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 abstract description 11
- 239000006224 matting agent Substances 0.000 abstract description 3
- 239000002585 base Substances 0.000 description 97
- 238000000034 method Methods 0.000 description 28
- 235000013339 cereals Nutrition 0.000 description 23
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- VUHMIPWBDMGTNL-MHCZMQLOSA-N 1,2-dimethoxy-4-[(e)-prop-1-enyl]benzene;1,2,4-trimethoxy-5-[(e)-prop-1-enyl]benzene Chemical compound COC1=CC=C(\C=C\C)C=C1OC.COC1=CC(OC)=C(\C=C\C)C=C1OC VUHMIPWBDMGTNL-MHCZMQLOSA-N 0.000 description 2
- LEJBBGNFPAFPKQ-UHFFFAOYSA-N 2-(2-prop-2-enoyloxyethoxy)ethyl prop-2-enoate Chemical compound C=CC(=O)OCCOCCOC(=O)C=C LEJBBGNFPAFPKQ-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
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- ISAOCJYIOMOJEB-UHFFFAOYSA-N benzoin Chemical compound C=1C=CC=CC=1C(O)C(=O)C1=CC=CC=C1 ISAOCJYIOMOJEB-UHFFFAOYSA-N 0.000 description 2
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- 150000004706 metal oxides Chemical class 0.000 description 2
- YDKNBNOOCSNPNS-UHFFFAOYSA-N methyl 1,3-benzoxazole-2-carboxylate Chemical compound C1=CC=C2OC(C(=O)OC)=NC2=C1 YDKNBNOOCSNPNS-UHFFFAOYSA-N 0.000 description 2
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- 239000002243 precursor Substances 0.000 description 2
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- KCTAWXVAICEBSD-UHFFFAOYSA-N prop-2-enoyloxy prop-2-eneperoxoate Chemical compound C=CC(=O)OOOC(=O)C=C KCTAWXVAICEBSD-UHFFFAOYSA-N 0.000 description 2
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- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- RDFQSFOGKVZWKF-UHFFFAOYSA-N 3-hydroxy-2,2-dimethylpropanoic acid Chemical compound OCC(C)(C)C(O)=O RDFQSFOGKVZWKF-UHFFFAOYSA-N 0.000 description 1
- GZVHEAJQGPRDLQ-UHFFFAOYSA-N 6-phenyl-1,3,5-triazine-2,4-diamine Chemical compound NC1=NC(N)=NC(C=2C=CC=CC=2)=N1 GZVHEAJQGPRDLQ-UHFFFAOYSA-N 0.000 description 1
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- 229930185605 Bisphenol Natural products 0.000 description 1
- 229920002284 Cellulose triacetate Polymers 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
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- HVVWZTWDBSEWIH-UHFFFAOYSA-N [2-(hydroxymethyl)-3-prop-2-enoyloxy-2-(prop-2-enoyloxymethyl)propyl] prop-2-enoate Chemical compound C=CC(=O)OCC(CO)(COC(=O)C=C)COC(=O)C=C HVVWZTWDBSEWIH-UHFFFAOYSA-N 0.000 description 1
- SSOONFBDIYMPEU-UHFFFAOYSA-N [3-hydroxy-2-[[3-hydroxy-2,2-bis(hydroxymethyl)propoxy]methyl]-2-(hydroxymethyl)propyl] prop-2-enoate Chemical compound OCC(CO)(CO)COCC(CO)(CO)COC(=O)C=C SSOONFBDIYMPEU-UHFFFAOYSA-N 0.000 description 1
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 description 1
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- 150000008062 acetophenones Chemical class 0.000 description 1
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- 239000003513 alkali Substances 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
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- 229960002130 benzoin Drugs 0.000 description 1
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 description 1
- 239000012965 benzophenone Substances 0.000 description 1
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 description 1
- HQABUPZFAYXKJW-UHFFFAOYSA-N butan-1-amine Chemical compound CCCCN HQABUPZFAYXKJW-UHFFFAOYSA-N 0.000 description 1
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- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 238000000608 laser ablation Methods 0.000 description 1
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- 238000011068 loading method Methods 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
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- QCTJRYGLPAFRMS-UHFFFAOYSA-N prop-2-enoic acid;1,3,5-triazine-2,4,6-triamine Chemical compound OC(=O)C=C.NC1=NC(N)=NC(N)=N1 QCTJRYGLPAFRMS-UHFFFAOYSA-N 0.000 description 1
- AYEFIAVHMUFQPZ-UHFFFAOYSA-N propane-1,2-diol;prop-2-enoic acid Chemical compound CC(O)CO.OC(=O)C=C AYEFIAVHMUFQPZ-UHFFFAOYSA-N 0.000 description 1
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- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/16—Layered products comprising a layer of synthetic resin specially treated, e.g. irradiated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
- B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/30—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
- G06F3/0445—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using two or more layers of sensing electrodes, e.g. using two layers of electrodes separated by a dielectric layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
- B32B2307/202—Conductive
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/40—Properties of the layers or laminate having particular optical properties
- B32B2307/408—Matt, dull surface
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/40—Properties of the layers or laminate having particular optical properties
- B32B2307/412—Transparent
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2457/00—Electrical equipment
- B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
- B32B2457/208—Touch screens
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Laminated Bodies (AREA)
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
- Non-Insulated Conductors (AREA)
- Position Input By Displaying (AREA)
Abstract
Provided is a base substrate sheet used to laminate a patterned transparent electroconductive layer (transparent electrode) of a capacitive touch panel, in which denting is prevented. The base substrate sheet provided by the present invention is used to laminate a transparent electrode. A fine matte layer is provided on the surface of a substrate film formed from a transparent material. The fine matte layer comprises a cured product of a curable composition containing an ionizing-radiation-curable resin as a resin component and a micrometer-size matting agent, the number of convex features on the surface of the fine matte layer per unit area being 4000 to 8000 per cm2. The matting agent is contained in a range of 0.05 to 0.2 weight parts per 100 weight parts of the resin component.
Description
Technical field
The present invention relates to a kind of in order to the patterned transparency conducting layer (transparency electrode) of multilayer capacitor formula contact panel use base substrate sheet, with possess the capacitance type touch-control panel of stacked for the transparency electrode electrode base board in this substrate sheets.
Background technology
In contact panel as Position input equipment, according to the difference of the Cleaning Principle of position of touch, generally there are the various modes such as resistance membrane type, condenser type, optical profile type and Supersonic waves.As capacitive way, there will be a known surface type electric capacity (SurfaceCapacitive) mode and projection type electric capacity (ProjectedCapacitive) mode.The surface type of the contact panel of capacitive way and projection type all catch the change in the electrostatic capacitance of position of touch generation and carry out the detection of input position.Therefore, be out of shape compared with the resistance membrane type of (nesa coating cave in) with Mechanical Contact, without the need to exerting oneself when having an input, only contact picture touches the advantage can carrying out inputting gently.
The transparent conductive multilayer film utilized in electrode as projection type capacitance type touch-control panel, the known hard conating being laminated in the base material film surface formed by transparent material makes pattern for transparent conductive layer change into the shape such as clathrate or strip and the film (patent document 1) formed.Namely, in the transparent conductive multilayer film of patent document 1, when being used in the electrode of projection type capacitance type touch-control panel, the base substrate sheet of multilayer electrode (patterned transparency conducting layer) has the structure at the stacked hard conating in the surface of the base material film formed by transparent material.
Prior art document
Patent document
Patent document 1: Japanese Unexamined Patent Publication 2012-218368 publication
Summary of the invention
The problem that invention will solve
First this base substrate sheet forms hard conating and becomes after belt course folds body on the banding substrate film formed by transparent material, it is temporarily coiled into roll and is made base film (roll base film).Then, use cutting machine, the duplexer rolled out is cut into the sheet of specific dimensions (geomeries of the contact panel such as, utilized etc.) from roll base film.Through this step, and the base substrate sheet of patented document 1.
Hard conating in the base substrate sheet that the technology of patent document 1 is used in order to inhibition layer surface light scattering and improve identification, and had in a large number the solidfied material of the polymerizable composition, polymerizable composition (curable resin precursor) of the inorganic particulate of the very thin delustering agent as nm (how rice grade) size of (25% ~ 75% of composition entirety, the table 1 with reference to the embodiment of same document) to form by allotment.Owing to being such formation, so be only there is the concave-convex surface that only can improve identification, almost do not form the concave-convex surface (without clear and definite protruding) of essence.As a result, when banded duplexer (as previously mentioned) is coiled into roll, have and therebetween carry bubble secretly and the situation being mixed into the foreign matters such as dust, these become vestige, at the indenture of generation everywhere (little depression or distortion) of banded duplexer.
If cut out in the base substrate sheet of specific dimensions gained containing indenture by the banded duplexer producing indenture, when the transparent and electrically conductive film then obtained forming transparent conductive patterns is thereon used in the electrode of contact panel, because there is this distortion, and perceptually the transparent conductive patterns of device part produces malfunction, can indenture be seen as during liquid crystal indicator, and have the situation of bad order.
It should be noted that, when utilizing harsh feeling (the delustring sense) of sensory evaluation if produce on this base substrate sheet, assembling utilizes the image on the capacitance type touch-control panel picture of this transparent conductive multilayer film dimmed, or does not become distinct etc. and misgivings that are that have identification to reduce.Therefore, expect to prevent above-mentioned indenture to this base substrate sheet, and delustring sense can be suppressed.
One aspect of the present invention provides a kind of and uses in order to the patterned transparency conducting layer (transparency electrode) of multilayer capacitor formula contact panel, prevent indenture and inhibit the base substrate sheet of delustring sense.The present invention provides to possess on the other hand and can not produce the patterned transparency conducting layer of malfunction and the capacitance type touch-control panel of identification excellence.The present invention provides the solidification compound that can be formed and can represent function and the film of the function of suppression delustring sense preventing indenture from producing on the other hand.
For solving the means of problem
Below, in the present invention, the one side of the base material film formed by transparent material is called " the 1st face ", is called in " the 2nd face " with the 1st contrary face.And so-called " indenture " refer to base material film with the cognizable shallow depression that formed on micro-extinction layer (aftermentioned) opposing face or distortion.So-called " delustring sense " means the harsh feeling utilizing sensory evaluation.
The present inventor etc. find in the solidification compound (curable resin precursor) containing delustering agent and ionizing radiation gel-type resin, when the larger organic filler of the particle diameter of μm (micron grade) size of allotment denier (0.05% ~ 0.1% of composition entirety) is as delustering agent, after said composition solidification, there is the clear and definite projection of right quantity on layer surface.
By there is the clear and definite projection of more than specific quantity on layer surface, and when the banded duplexer of the micro-extinction layer (micro-delustring hard conating) be made up of the solidfied material of above-mentioned specific solidification compound stacked on the 1st of the base material film formed by transparent material being coiled into roll and obtains roll base film, even if when carrying bubble betwixt secretly or be mixed into the foreign matters such as dust, the projection occurred at micro-extinction layer surface clears contacts with point with the 2nd side of base material film, still can guarantee space betwixt, by the space that this is guaranteed, when batching, the bubble of entrained with or the foreign matter that is mixed into can disengage from roll base film, result, discovery can prevent the indenture of banded duplexer, and then the base substrate sheet preventing indenture can be obtained.
In addition, find the clear and definite projection by there is more than specific quantity on layer surface, the downtrod base substrate sheet of delustring sense can be obtained, its result, can obtain do not produce malfunction possess patterned transparency conducting layer and the capacitance type touch-control panel of identification excellence.The present invention is completed based on above opinion.
That is, according to the present invention, a kind of base substrate sheet of formation shown below is provided.In addition according to the present invention, provide the transparent conductive laminate possessing stacked patterned transparency conducting layer (transparency electrode) on the base substrate sheet of formation shown below as the capacitance type touch-control panel of electrode base board.In addition according to the present invention, provide the solidification compound of formation shown below.
Base substrate sheet of the present invention uses in order to the transparency electrode of multilayer capacitor formula contact panel, has micro-extinction layer on the surface of the base material film formed by transparent material.Micro-extinction layer is made up of with the solidfied material as the solidification compound of the ionizing radiation gel-type resin of resinous principle the delustering agent comprising micron-scale, and surperficial convex number is per unit area 4000 ~ 8000/cm
2.Relative to resinous principle 100 weight portion, contain delustering agent with the scope of 0.05 ~ 0.2 weight portion.
The feature of capacitance type touch-control panel of the present invention is, base substrate sheet of the present invention possesses using the transparent conductive laminate of specific pattern laminating transparent conductive layer as electrode base board.
The feature of solidification compound of the present invention is, in order to be laminated on the base material film that formed by transparent material, and to form surperficial convex number be per unit area 4000 ~ 8000/cm
2micro-extinction layer and use, its delustering agent comprising micron-scale and the ionizing radiation gel-type resin as resinous principle, relative to resinous principle 100 weight portion, contain described delustering agent with the scope of 0.05 ~ 0.2 weight portion and form.
The present invention comprises following mode.
(1), in base substrate sheet, capacitance type touch-control panel and solidification compound, the material that can be 0.1 ~ 10 μm by average grain diameter forms delustering agent.The multiple delustering agent that delustering agent preferred compositions average grain diameter is different uses.In this situation, at least can to comprise average grain diameter be the 1st delustering agent of 0.1 ~ 4.0 μm and average grain diameter is the 2nd delustering agent of 3.0 ~ 10.0 μm.Delustering agent also only can combine the 1st delustering agent and the 2nd delustering agent and use.In this situation, the coefficient of alteration of respective domain size distribution can be used to be the delustering agent of less than 15%.In contained whole delustering agents, no matter the weight rate of the 1st delustering agent and the 2nd delustering agent contains or not containing the 3rd kind of later delustering agent, all can be 8:2 ~ 6:4.
(2) in base substrate sheet and capacitance type touch-control panel, also can be stacked containing the transparent hard-coating layer of delustering agent (non-containing delustering agent) on the face contrary with described micro-extinction layer of base material film.In this situation, the patterned transparency conducting layer (transparency electrode) in capacitance type touch-control panel can be formed at not containing at least any layer (i.e. one or both) of the transparent hard-coating layer of delustering agent and micro-extinction layer.
Invention effect
According to the present invention, due to formed micro-extinction layer comprise in the solidification compound of delustering agent and ionizing radiation gel-type resin, use the material of micron-scale as delustering agent, and contain with denier, so there is the clear and definite projection of right quantity on layer surface after curing of coating.Consequently, even if when the banded duplexer of the 1st that is used in the base material film formed by transparent material upper this film stacked (micro-extinction layer) is as roll base film, in the process obtaining it, even if when carrying bubble secretly betwixt and be mixed into the foreign matters such as dust, the projection occurred at micro-extinction layer surface clears contacts with point with the 2nd side of base material film, still can guarantee space betwixt.By the space that this is guaranteed, the bubble carried secretly when batching or the foreign matter be mixed into can disengage from the inside of roll base film.Consequently, the indenture (distortion) of banded duplexer can be prevented, and then the base substrate sheet preventing indenture can be provided.And, the downtrod base substrate sheet of delustring sense can also be become.
If use solidification compound of the present invention, then can the convex number of laminate surface is suitable on the base material film formed by transparent material film (micro-extinction layer).Consequently, can realize when this duplexer being rolled into roll preventing the generation of indenture and the suppression of delustring sense to banded duplexer.
Capacitance type touch-control panel of the present invention, owing to possess on the base substrate sheet of the present invention preventing indenture using the transparent conductive laminate of specific pattern laminating transparent conductive layer as electrode base board, not easily produces malfunction.In addition owing to using the downtrod base substrate sheet of the present invention of delustring sense to the base substrate of electrode base board, even if so assembling utilizes its transparent conductive laminate and forms capacitance type touch-control panel, also the image on this touch-control picture can be prevented dimmed, and prevent from becoming not distinct, and the base substrate of identification excellence can be become.
Accompanying drawing explanation
Fig. 1 is the profile of the example showing base substrate sheet of the present invention.
Fig. 2 is the profile of another example showing base substrate sheet of the present invention.
Fig. 3 is the profile of the transparent conductive laminate of this example of display.
Fig. 4 is the top view of the example schematically showing capacitance type touch-control panel of the present invention.
Fig. 5 is the amplification profile of the example schematically showing capacitance type touch-control panel of the present invention.
Fig. 6 be schematically show Fig. 4,5 contact panel in the upward view of lengthwise position (Y-coordinate position) detection sensing electrode that possesses.
Fig. 7 be schematically show Fig. 4,5 contact panel in the upward view of lateral attitude (X-coordinate position) detection sensing electrode that possesses.
Fig. 8 is the microphotograph of the surperficial apperance of micro-extinction layer side of the base substrate sheet of display embodiment 1 gained.
Fig. 9 is the microphotograph of the surperficial apperance of micro-extinction layer side of the base substrate sheet of display comparative example 2 gained.
Figure 10 is the photo of the surperficial apperance of micro-extinction layer side of the base substrate sheet of display embodiment 1 gained.
Figure 11 is the photo of the surperficial apperance of micro-extinction layer side of the base substrate sheet of display comparative example 1 gained.
Detailed description of the invention
As shown in Figure 1, the base substrate sheet 1 of this example uses in order to the transparency electrode of multilayer capacitor formula contact panel, has the structure of the 1st 11a (with reference to Fig. 3) the upper stacked micro-extinction layer 12 at the base material film 11 formed by transparent material.
As base material film 11, can enumerate such as with the hyaline membrane that the materials such as PET, polybutylene terephthalate, PEN, Merlon, polyethylene, polypropylene, polystyrene, tri acetyl cellulose, acrylic acid series are formed.In these, drawn processing, polyethylene terephthalate film especially through biaxial stretch-formed processing are preferred in mechanical strength or excellent in dimensional stability.In addition, also can use and Corona discharge Treatment is imposed to the surface of transparent base 11, or improve the material of cementability of micro-extinction layer 12, functional layer 13 (all in aftermentioned) by arranging easy adhesive linkage.The thickness of base material film 11 is generally 20 ~ 500 μm, is preferably 23 ~ 200 μm.
Micro-extinction layer 12 plays the part of the function being adhered or being out of shape (indenture, dolly dimple) preventing base substrate sheet 1 entirety, forms by comprising the solidfied material of resinous principle 121 with the solidification compound of delustering agent 122.
The solidification compound of this example comprises resinous principle and delustering agent.It should be noted that, in this example, said resinous principle comprises gel-type resin, thermoplastic resin.In addition, in this example, said solidfied material uses using the concept comprised as the auxiliary curing agent of the polymerization initiator needed for the solidification gel-type resin of host and the solidification of this gel-type resin or polymerization accelerant (ultraviolet sensitizer etc.), curing agent etc.
The resinous principle of this example at least comprises ionizing radiation gel-type resin.As ionizing radiation gel-type resin, use the material being carried out crosslinking curing by the irradiation of ionizing radiation (ultraviolet or electron beam).As such material, a kind of the cationically photopolymerizable resin that can carry out light cationic polymerization, the photopolymerizing prepolymers that can carry out optical free radical polymerization or photopolymerization monomer etc. or mix material of more than two kinds can be used.
As cationically photopolymerizable resin, the epoxy system resin such as bis-phenol system epoxy resin, phenolic resin varnish type epoxy resin, alicyclic epoxy resin, aliphatic epoxy resin or vinyl ethers system resin etc. can be enumerated.
As photopolymerizing prepolymers, preferably use in 1 molecule the acryloyl group and the acrylic prepolymers being become 3 dimension eyed structures by crosslinking curing with more than 2.As this acrylic prepolymers, urethane acrylate, polyester acrylate, epoxy acrylate, melamine acrylate, Polyfluoroalkyl acrylate, Silicone acrylates etc. can be used.And these acrylic prepolymers can be used alone, but improving the hardness of functional layer further for improving crosslinking curing, preferably adding photopolymerization monomer.
As photopolymerization monomer, use single functional acrylic's monomers such as 2-EHA, acrylic acid 2-hydroxy methacrylate, acrylic acid 2-hydroxy propyl ester, acrylate, butoxy ethyl, 1, two functionalized propylene's acid monomers such as 6-hexanediyl ester, neopentylglycol diacrylate, diethylene glycol diacrylate, polyethyleneglycol diacrylate, 3-hydroxypivalic acid ester neopentylglycol diacrylate, the polyfunctional acrylic monomer such as dipentaerythritol acrylate, TMPTA, pentaerythritol triacrylate etc. one kind or two or more.
In ionizing radiation gel-type resin, except above-mentioned cationically photopolymerizable resin, photopolymerizing prepolymers or photopolymerization monomer, when being solidified by Ultraviolet radiation, preferably containing the auxiliary curing agent such as Photoepolymerizationinitiater initiater or ultraviolet sensitizer.
As Photoepolymerizationinitiater initiater, the light cationic polymerization initiators such as acetophenones, benzophenone, Michler's keton, benzoin, benzylmethylketal, benzoylbenzoate, α-acyl group oxime ester, thioxanthene ketone can be enumerated; The light cationic polymerization initiators such as salt, sulphonic acid ester, metal-organic complex.As ultraviolet sensitizer, n-butylamine, triethylamine, tri-n-butyl phosphine etc. can be enumerated.
In addition, the polymerization obstacle caused because of air when photopolymerization promoter system can alleviate solidification also accelerates curing rate, can enumerate such as ESCAROL 507 isopentyl ester, ESCAROL 507 ethyl ester etc.
In addition, as ionizing radiation gel-type resin, ionizing radiation curing type organic-inorganic can be used to blend together resin.It is different from the complex being in the past representative with fiberglass-reinforced plastic (FRP) that so-called ionizing radiation curing type organic-inorganic blendes together resin (below sometimes referred to as " organic-inorganic blendes together resin "), the hybrid mode of organic matter and inorganic matter is tight, dispersity is molecular level or close to molecular level in addition, therefore by the irradiation of ionizing radiation, inorganic constituents and organic principle are reacted, can tunicle be formed.
Blend together the inorganic constituents in resin as organic-inorganic, the metal oxide such as silica, titanium oxide can be enumerated, be preferably silica.As silica, surface can be set forth in and import the reactive silicon dioxide with the photonasty group of photopolymerization reaction.The containing ratio of the inorganic constituents that organic-inorganic blendes together in resin is preferably more than 10 % by weight, is more preferably more than 20 % by weight, is preferably less than 65 % by weight, is more preferably less than 40 % by weight.
The organic principle in resin is blended together as organic-inorganic, can enumerate there is the polymerism unsaturated group that can be polymerized with described inorganic constituents (be preferably reactive silicon dioxide) compound (such as, there is in molecule the multivalence unsaturated organic compound of more than 2 polymerism unsaturated groups, or there is in molecule the unit price unsaturated organic compound etc. of 1 polymerism unsaturated group).
In this example, in solidification compound, more than a kind in specific thermoplastic resin and thermohardening type resin can be comprised together with above-mentioned ionizing radiation gel-type resin.
By containing more than a kind in thermoplastic resin and thermohardening type resin together with ionizing radiation gel-type resin, the flowing of ionizing radiation gel-type resin can be suppressed in the curing process, micro-extinction layer 12 after hardening can occur the clear and definite projection of right quantity on the surface further thus.
As thermoplastic resin, such as polyester based resin, acrylic resin, polycarbonate-based resin, cellulose-based resin, acetal system resin, vinylite, polyethylene-based resin, polystyrene resin, polypropylene-based resin, polyamide series resin, polyimides system resin, fluorine resin etc. can be enumerated.
As thermohardening type resin, such as polyester acrylate system resin, polyurethane acrylates system resin, epoxy acrylate system resin, epoxy system resin, melamine series resin, phenol resin, silicone-based resin etc. can be enumerated.
Relatively when thermoplastic resin and thermohardening type resin, easily adjust surface configuration, operability excellence in, preferably thermoplastic resin.
(methyl) acryloyl group can be imported in thermoplastic resin, thermohardening type resin.Firmly can be combined with ionizing radiation gel-type resin by importing (methyl) acryloyl group.
As thermoplastic resin and/or thermohardening type resin, especially use glass transition temperature (Tg) to be more than 45 DEG C, be preferably more than 80 DEG C, be more preferably more than 90 DEG C.By using Tg to be thermoplastic resin and/or the thermohardening type resin of more than 45 DEG C together with ionizing radiation gel-type resin, the flowing of ionizing radiation gel-type resin easily can be suppressed in the curing process.
It should be noted that, the Tg of the thermohardening type resin in this example is the Tg before solidification.
As thermoplastic resin and/or thermohardening type resin, weight average molecular weight (Mw) is especially used to be 70, more than 000, the preferably resin of 80, more than 000.By use together with ionizing radiation gel-type resin Mw be 70, more than 000 thermoplastic resin and/or thermohardening type resin, easily can suppress the flowing of ionizing radiation gel-type resin in the curing process.
Namely, in this example, more than a kind in following (a) and (b) can be comprised together with ionizing radiation gel-type resin.
A () weight average molecular weight is more than 70,000, and glass transition temperature is the thermoplastic resin of more than 45 DEG C;
B () weight average molecular weight is more than 70,000, and glass transition temperature is the thermohardening type resin of more than 45 DEG C.
It should be noted that, the value of weight average molecular weight (Mw) such as can utilize the gel permeation chromatograph (GPC) of installing differential refraction rate detector (RID), measure the molecular weight distribution of compound, calculated as compensation line using polystyrene standard by obtained chromatogram (chart).
When comprising more than a kind in above-mentioned (a) and (b), the weight ratio of ionizing radiation gel-type resin and thermoplastic resin and/or thermohardening type resin, preferably the former is more than 50 % by weight and is less than 85 % by weight, the latter is for more than 15 % by weight and be less than 50 % by weight, more preferably the former is more than 60 % by weight and less than 80 % by weight, the latter is more than 20 % by weight and less than 40 % by weight, further preferably the former is more than 60 % by weight and less than 75 % by weight, and the latter is more than 25 % by weight and less than 40 % by weight.By thermoplastic resin and/or thermohardening type resin being set to the amount more than 15 % by weight, can fully suppress the surperficial clear and definite projection more easily occurring right quantity of layer produced that rise and fall.By thermoplastic resin and/or thermohardening type resin are set to less than 50 % by weight, the reduction because of the coating strength caused containing necessary above thermoplastic resin and/or thermohardening type resin easily can be prevented.
As delustering agent, inorganic particulate (such as, calcium carbonate, magnesium carbonate, barium sulfate, aluminium hydroxide, silica, kaolin, clay, talcum etc.) can be enumerated; Resin particle (such as, acrylic resin particle, styrene resin beads, polyurethane resin particle, polyvinyl resin particle, benzoguanamine resin particle, epoxy resin particle etc.).Wherein, from the view point of the suppression easiness of operability, surface configuration, be preferably spherical particulate.In addition, resin particle the refringence of resin and particle little and do not hinder the transparency in be suitable.
The average grain diameter of delustering agent is different according to the thickness of micro-extinction layer 12, therefore cannot lump together, but is preferably more than 0.1 μm, is more preferably more than 1 μm, is preferably less than 10 μm, is more preferably less than 8 μm.By the average grain diameter of delustering agent is set to less than 10 μm, delustring sense can be suppressed, be easy to embody the transparency, by average grain diameter is set to more than 0.1 μm, easily can embody the suppression of the preventing of adhesion, indenture.
The delustering agent of this example, with regard to suppressing the viewpoint of delustring sense, is preferably made up of the combination of the different multiple delustering agent of average grain diameter.When micro-extinction layer 12 produces delustring sense, image is dimmed, becomes not distinct and identification that is contact panel picture easily declines.
When this example, be more preferably preferably more than 0.1 μm by least comprising average grain diameter, be more preferably more than 0.5 μm, more preferably more than 2.5 μm, be preferably less than 4.0 μm, be more preferably the 1st delustering agent of less than 3.5 μm; Be preferably more than 3.0 μm with average grain diameter, be more preferably more than 4.0 μm, be preferably less than 10.0 μm, be more preferably less than 7.0 μm, more preferably the 2nd delustering agent of less than 6.0 μm form.By combinationally using the different multiple delustering agent of average grain diameter, easily can embody the suppression of indenture, and be easy to suppress delustring sense.
As the delustering agent of this example, when only combinationally using above-mentioned 2 kinds (the 1st delustering agent, the 2nd delustering agent) (containing the 3rd kind of later delustering agent beyond these 2 kinds), preferably use the coefficient of alteration of respective domain size distribution to be less than 15%, be preferably the material (so-called monodisperse particle) of less than 10%.When only combinationally using the 1st above-mentioned delustering agent and the 2nd delustering agent, by using the coefficient of alteration of respective domain size distribution to be the material of less than 15%, can be easy to suppress the indenture being starting point with very big particle, and can easily become stable outward appearance.
It should be noted that, so-called coefficient of alteration (CV value: coefficientofvariation), being the value of the dispersity representing domain size distribution, is the percentage of the value that the standard deviation (square root of partial variance) of domain size distribution obtains divided by the arithmetic mean of instantaneous value (average grain diameter) of particle diameter.That is, represent that domain size distribution range (deviation of particle diameter) is relative to the degree of mean value (average diameter), obtains with CV value (without unit)=(standard deviation/mean value) usually.CV value is small grain size distribution narrower (precipitous) more, the larger then size distribution of CV value wider (broadness).
The content of delustering agent is preferably more than 0.05 weight portion relative to resinous principle 100 weight portion, is more preferably more than 0.1 weight portion, is preferably below 5 weight portions, is more preferably below 3 weight portions, more preferably below 1 weight portion.By the content relative to resinous principle 100 weight portion is set to below 5 weight portions, the delustring sense on micro-extinction layer 12 surface can be suppressed, by content is set to more than 0.05 weight portion, the adhesion on micro-extinction layer 12 surface can be prevented, effectively can suppress indenture.
It should be noted that, as the delustering agent of this example, also comprise the situation of the 3rd kind of later delustering agent beyond containing above-mentioned 2 kinds (the 1st delustering agent, the 2nd delustering agents), when combinationally using these 2 kinds (the 1st delustering agent, the 2nd delustering agent), the 1st delustering agent in whole delustering agent and the weight rate of the 2nd delustering agent are preferably 8:2 ~ 6:4.
It should be noted that, " average grain diameter " and " coefficient of alteration of domain size distribution " of the delustering agent in this example is the value measured by coulter counter method (CoulterCounterMothod).
So-called coulter counter method, that measurement electrical property is scattered in the quantity of the matting agent particles in solution and the method for size, make particle dispersion in electrolyte, during the pore using attraction to make particle by current flowing, the volume of particle is replaced by electrolyte, resistance increases, and measures the method for the voltage pulse proportional with the volume of particle.Therefore, by height and the quantity of this voltage pulse of measurement electrical property, and measure the volume of population and each particle, obtain particle diameter and domain size distribution.
The additives such as levelling agent, ultra-violet absorber, antioxidant can be added in solidification compound.
Micro-extinction layer 12 of this example is described above, by allocating the specific dimensions of denier, (particle diameter is larger, be preferably the combination of the different multiple delustering agent of average grain diameter) organic filler as delustering agent, and there is per unit area 4000 ~ 8000/cm on layer surface
2clear and definite projection.It should be noted that, above-mentioned containing in the thermoplastic resin of (a) and the thermosetting resin of (b) more than a kind time, the number of this projection becomes more suitable.Specifically there is 4500 ~ 7500/cm in per unit area
2.
So, by there is per unit area 4000/cm on layer surface
2above clear and definite projection, effectively can suppress indenture, this is found by present inventor etc.It should be noted that, also finding by making the convex number of per unit area become 8000/cm
2below, delustring sense can effectively be suppressed.
When combinationally using the different multiple delustering agent of average grain diameter, in the clear and definite projection that micro-extinction layer 12 occurs on the surface, the height of small embossment is preferably more than 0.2 μm, be more preferably more than 0.3 μm, more preferably more than 0.5 μm, further be preferably more than 1.0 μm, be preferably less than 2.5 μm, be more preferably less than 2.0 μm.The height of large projection is preferably more than 1.5 μm, is more preferably more than 2.0 μm, is preferably less than 5.0 μm, is more preferably less than 4.0 μm, more preferably less than 3.0 μm.
Micro-extinction layer 12, by being coated on the 1st 11a of base material film 11 by above-mentioned routine solidification compound, is carried out drying, ionizing radiation exposure and solidifying, is formed therefrom.
Micro-extinction layer 12 just prevents with regard to abrasive viewpoint, and the pencil hardness of preferred JIS-K5400:1990 is more than F.Be more preferably more than H, more preferably more than 2H, be particularly preferably more than 3H.
The thickness of micro-extinction layer 12 is preferably more than 0.5 μm, is more preferably more than 1 μm, is preferably less than 10 μm, is more preferably less than 5 μm, is particularly preferably less than 3 μm.
In this example, as shown in Figure 3, functional layer 13 can be formed on the 11b of the 2nd of base material film 11.As the functional layer 13 of this example, priming coat, AR layer, transparent hard-coating layer etc. can be enumerated.
Transparent hard-coating layer because of the outward appearance different from micro-extinction layer 12, and plays the part of the abrasive function that prevents at micro-extinction layer 12 back side, can be made up of the solidfied material of the solidification compound of only resinous composition (not containing delustering agent).Form the solidification compound of transparent hard-coating layer preferably only by forming resinous principle contained in the solidification compound of micro-extinction layer 12 (namely, ionizing radiation gel-type resin, optionally can comprise more than a kind in the thermoplastic resin of specific (as mentioned above) and thermohardening type resin) form.Transparent hard-coating layer can by coating on the 2nd 11b of base material film 11 by above-mentioned solidification compound, drying, ionizing radiation exposure and solidifying, formed thus.
Functional layer 13 is same with micro-extinction layer 12, and just prevent with regard to the viewpoint of wearing, the pencil hardness of preferred JIS-K5400:1990 is more than F.Be more preferably more than H, more preferably more than 2H, be particularly preferably more than 3H.
The thickness of functional layer 13 is preferably more than 0.5 μm, is more preferably more than 1 μm, is preferably less than 10 μm, is more preferably less than 5 μm, is particularly preferably less than 3 μm.
The base substrate sheet 1 of this example is from the view point of the image identification not hindering display as contact panel, preferably total light transmittance (JISK7361-1:1997) is more than 90%, and turbidity (JISK7136:2000) is less than 10%.
Protruding micro-extinction layer 12 is clearly there is with right quantity in the base substrate sheet 1 of this example owing to having on base material film 12, so obtain in the process of roll base film batching the banded duplexer before being cut into specific dimensions (cross-section structure is identical with the portion 0 nest substrate sheets 1 of Fig. 1), even if when carrying bubble secretly betwixt and be mixed into the foreign matters such as dust, the projection that micro-extinction layer 12 clearly occurs on the surface contacts with point with the 2nd 11b side of base material film 12, still can guarantee space therebetween.By the space that this is guaranteed, the bubble sandwiched when take-up or the foreign matter be mixed into disengage from the inside of roll base film.Consequently, the indenture (distortion) of banded duplexer is prevented.That is, the base substrate sheet 1 of this example is the substrate sheets being prevented from indenture.In addition, there is clear and definite protruding micro-extinction layer 12, so become the downtrod substrate sheets of delustring sense owing to having with right quantity in the base substrate sheet 1 of this example.
As shown in Figure 4, the transparent conductive laminate 3 of this example is for the electrode base board of capacitance type touch-control panel, have Fig. 1 be shown in base substrate sheet 1 the 2nd 11b on be formed with transparent hard-coating layer as functional layer 13, and with the structure of the stacked transparency conducting layer 31 of specific pattern.
Transparency conducting layer 31 can utilize the familiar blister conductive layer utilized as transparency electrode, as long as the transparency conducting layer for being formed by Conductive inorganic compound.As Conductive inorganic compound, widely use the metal oxides such as ito film.
The transparency conducting layer 31 of this example is formed in a part of region (partly) on the 2nd 11b side of base substrate sheet 1, functional layer 13 surface, is usually patterned to clathrate etc. and is formed.It should be noted that, transparency conducting layer 31 also can replace functional layer 13 surface, or is therewith laminated in the 1st 11a side, micro-extinction layer 12 surface of base substrate sheet 1.
The thickness of transparency conducting layer 13 can be such as 1 ~ 1000nm, is preferably 5 ~ 500nm, is more preferably 10 ~ 400nm (particularly 20 ~ 300nm) left and right.
If form the method that method can form the film of containing metal or metallic compound when forming transparency conducting layer 31 by Conductive inorganic compound, be then not particularly limited, usual film build method can be utilized.As film build method, can enumerate such as that physical vapor method (PVD) is [such as, vacuum vapour deposition, flash distillation vapour deposition method, e-beam evaporation, ion-beam evaporation, ion plating (such as, HCD method, electron beam RF method, arc discharge method etc.), sputtering method (such as, direct-current discharge method, high frequency (RF) electric discharge, magnetic control method etc.), molecular beam epitaxy, laser ablation method etc.], chemical gas-phase method (CVD) [such as, thermal cvd, plasma CVD method, mocvd method (Metal Organic Vapor Phase Epitaxy), optical cvd method etc.], ion beam mixing method, ion implantation etc.In these film build methods, widely use physical vapor method, the chemical gas-phase methods etc. such as vacuum vapour deposition, ion plating, sputtering method, be preferably sputtering method, plasma CVD method (especially sputtering method).
On the other hand, when forming transparency conducting layer 31 by electric conductive polymer to form method dry and manufacture by the liquid composition of coating containing electric conductive polymer.
Transparency conducting layer 31 according to the kind of contact panel etc., and is patterned to the shape such as clathrate or strip.Projection type capacitive way contact panel can be enumerated such as after whole formation transparency conducting layer 31 of functional layer 13, be patterned to cancellate method by using the etching of acid or alkali etc., or form the method etc. of lattice-shaped pattern by utilizing the patterning of mask etc.
As shown in Figures 5 and 6, the capacitance type touch-control panel 5 of this example possesses perception grid and calculates the position of touch of contact with the form of the coordinate position (lateral attitude and lengthwise position) in two-dimensional coordinate (X-Y coordinate) plane parallel with picture, is configured with electrode base board 51 in inside.
As electrode base board 51, the 1st 11a being used in the base substrate sheet 1 of the transparent conductive laminate 3 (forming the example of electrode pattern 31 at one side) of pie graph 4 is also formed with the electrode base board of electrode pattern.Specifically, as shown in Figure 6, electrode base board 51 has the base substrate sheet 1 of this example.2nd 11b of base substrate sheet 1 is formed the sensing electrode 53 (Y electrode) of lengthwise position detection with specific pattern, on the 1st 11a of base substrate sheet 1, be formed with specific pattern the sensing electrode 55 (X electrode) detected lateral attitude in addition.
The sensing electrode 53 of Y electrode as shown in Figure 7, by link conductor 50b, the electrode slice 50a of multiple rhombus (making square rotate the shape of 45 °) connect as beads fasten and link, according to the mode of position of touch that can detect longitudinal direction (Y direction), the sensing electrode group 57 mode that transversely (X-direction) extends configured is arranged parallel to each other longitudinal direction (Y direction) many and configures.It should be noted that, the electrode slice at two ends, left and right has leg-of-mutton flat shape, by the conductor line 61 by silver paste is connected to each sensing electrode group 57 left and right any one and be electrically connected each sensing electrode group 57 and drivings IC (control part 62, reference Fig. 5).
As X electrode sensing electrode 55 as shown in Figure 8, possess many and there is the sensing electrode group 59 with sensing electrode 53 same shape as Y electrode, but in the mode of the position of touch that can detect transverse direction (X-direction), each sensing electrode group 59 mode that longitudinally (Y direction) extends is configured, and transversely (X-direction) many is arranged parallel to each other and configure.Therefore, each sensing electrode group 57 as X electrode is mutually orthogonal with each sensing electrode group 59 as Y electrode.
And, these each sensing electrode groups 57,59 make sensing electrode group 57,59 combination with one another when overlooking viewing in the mode making slabstone style rotate 45 °, cover the substantially entire surface of contact panel picture with X use, Y and configure with the electrode slice 50a of the sensing electrode group 57,59 of any one.
It should be noted that, for each sensing electrode group 57,59 and the quantity of electrode slice 50a forming these, accompanying drawing the non-display quantity being suitable for actual device, in fact can possess the accuracy of detection improving position of touch than the more sensing electrode group 57,59 of accompanying drawing and electrode slice 50a.In addition, the shape of sensing electrode group 57,59 (electrode slice 50a) can be shape miscellaneous as above, except illustrated example, can also adopt various shape or configuration pattern, structure sensing electrode.
The capacitance type touch-control panel 5 of this example due to possess as electrode base board prevent above-mentioned indenture and with the transparent conductive laminate 3 of specific pattern laminating transparent conductive layer 31 on the downtrod base substrate sheet 1 of delustring sense, the action so not easily make a mistake, and identification is also excellent.
Embodiment
Below, embodiments of the present invention are described in more detail for more specific embodiment.It should be noted that, " part ", " % " in the present embodiment, as long as be then weight basis without special expression.
1. the making of solidification compound and base substrate sheet
[embodiment 1 ~ 5, comparative example 1 ~ 3]
Use the transparent polyester film (COSMOSHINEA4350: Japan's textile company) of thickness 125 μm as base material film, coating fluid a ~ the h of following formula is coated with respectively in its one side (the 1st face), and drying, Ultraviolet radiation, form micro-extinction layer of thickness 2 μm, the coating fluid i of following formula is coated with at another side (the 2nd face), drying, Ultraviolet radiation, form the transparent hard-coating layer of thickness 2 μm, obtain the base substrate sheet of each example thus.The delustering agent kind of each coating fluid a ~ h that micro-extinction layer is formed and addition are shown in table 1.Total solid composition in each coating fluid is all modulated into 20%.
< coating fluid a ~ h >
< coating fluid i >
[table 1]
It should be noted that, in table 1, delustering agent A, B use following material.
[delustering agent A] acrylic resin particle (MX-300: Zong Yan chemical industrial company, average grain diameter 3 μm, coefficient of alteration 9%)
[delustering agent B] acrylic resin particle (MX-500: Zong Yan chemical industrial company, average grain diameter 5 μm, coefficient of alteration 9%)
2. evaluate
Base substrate sheet for each routine gained carries out following evaluation.Result is shown in table 1.
(1) pigment number
For the base substrate sheet of gained in each example from micro-extinction layer back side illuminaton light, with microscope resolve through image through light quantity, count the quantity of spherical shape (having the part of pigment) in the part less through light, measure the particulate number of the delustering agent of per unit area.(delustering agent A) height of projection little based on average grain diameter is roughly about 1 μm, and (delustering agent B) height of projection that average grain diameter is large is roughly about 2 μm.
It should be noted that, only for reference, the micro-extinction layer side of each base substrate, the microphotograph of surperficial apperance that show embodiment 1 and comparative example 2 are shown in Fig. 8,9.Black grain in figure is the pigment (delustering agent) in film.In Fig. 8 of the apperance of display embodiment 1, black grain ratio is many.In Fig. 9 of the apperance of display comparative example 2, black grain ratio is little.
(2) delustring sense
To the base substrate sheet of each routine gained, tilt 45 ° with line upward direction of considering oneself as and irradiate fluorescent lamp from micro-extinction layer obliquely, the micro-extinction layer surface of visual valuation.As a result, what more than 3 people judge in 5 people to have a transparent feel (without delustring sense) is designated as "○", and what in 5 people, judgement below 2 people had a delustring sense (harsh feeling) is designated as "×".
It should be noted that, only for reference, the micro-extinction layer side of each base substrate sheet, the photo of surperficial apperance that show embodiment 1 and comparative example 1 are shown in Figure 10,11.In Figure 10 of the apperance of display embodiment 1, the fluorescent lamp of ceiling mirrors distinctness, without delustring sense.In Figure 11 of the apperance of display comparative example 1, mirroring of the fluorescent lamp of ceiling is fuzzy, has delustring sense.
(3) adhesion inhibiting properties
Prepare the base substrate sheet of each routine gained of 10 10cm × 10cm sizes, the hard conating face of each base substrate sheet is overlapped with micro-delustring aspect.Then, clamp this base substrate sheet with glass plate, the counterweight loading about 2kg is placed 24 hours at 23 DEG C.With visualization coincidence face, confirm the situation occurred of adhesion.Do not stick together, be evaluated as "○" without transparent part, to be adhered but transparent part (adhesion part) is less than 50% be evaluated as " △ ", to stick together, transparent part (adhesion part) be more than 50% be evaluated as "×".
(4) turbidity and total light transmittance
Measure the turbidity (JISK7136:2000) of the base substrate sheet of each routine gained and total light transmittance (JISK7361-1:1997).
(5) indenture preventive
The base substrate sheet of each routine gained is cut into the sample strip that 1.5M is long, being fitted on the top of sample strip on the inspection desk of high 2m, is that case of bending has a down dip 45 ° in the bottom of sample strip.By reflecting visual confirmation hard conating face with or without indenture (depression, distortion).
Indenture is 5/m
2what (comprise 0) below is designated as "○", 6 ~ 50/m
2be designated as " △ ", 51/m
2above is designated as "×".
As shown in table 1, embodiment 1 ~ 5 forms film (micro-extinction layer) owing to using containing the appropriate coating fluid with the delustering agent of suitable particle diameter, so the convex number (particle number) occurred on layer surface becomes proper range, accordingly, can indenture be prevented, delustring sense can also be suppressed.
Relative to this, though comparative example 1 makes the delustering agent of the suitable particle diameter of apparatus, its addition is many, so the convex number (particle number) occurred on the surface of the film (micro-extinction layer) formed becomes many, accordingly, delustring sense (harsh feeling) is produced.Though comparative example 2,3 makes the delustering agent of the suitable particle diameter of apparatus, its addition is few, so the convex number (particle number) occurred on the surface of the film (micro-extinction layer) formed tails off, accordingly, cannot prevent indenture.
Symbol description
1: base substrate sheet
11: base material film
12: micro-extinction layer
121: resinous principle (adhesive)
122: delustering agent
13: functional layer
3: transparent conductive laminate
31: transparency conducting layer
5: capacitance type touch-control panel
51: electrode base board
53,55: sensing electrode
50a: electrode slice
50b: link conductor
57,59: sensing electrode group
61: conductor line
62: control part
Claims (8)
1. a base substrate sheet, it is the base substrate sheet used in order to laminating transparent electrode, it is characterized in that,
On the surface of the base material film formed by transparent material, there is micro-extinction layer,
This micro-extinction layer is made up of with the solidfied material as the solidification compound of the ionizing radiation gel-type resin of resinous principle the delustering agent comprising micron-scale, and surperficial convex number is per unit area 4000 ~ 8000/cm
2,
Relative to resinous principle 100 weight portion, contain described delustering agent with the scope of 0.05 ~ 0.2 weight portion.
2. base substrate sheet as claimed in claim 1, is characterized in that,
The average grain diameter of described delustering agent is 0.1 ~ 10 μm.
3. base substrate sheet as claimed in claim 1 or 2, is characterized in that,
Described delustering agent is the different multiple delustering agent of combination average particle diameter, and at least to comprise average grain diameter be the 1st delustering agent of 0.1 ~ 4.0 μm and average grain diameter is the 2nd delustering agent of 3.0 ~ 10.0 μm.
4. base substrate sheet as claimed in claim 3, is characterized in that,
Described 1st delustering agent is only combined in described delustering agent use and described 2nd delustering agent forms and the coefficient of alteration of respective domain size distribution is the delustering agent of less than 15%.
5. the base substrate sheet as described in claim 3 or 4, is characterized in that,
Described 1st delustering agent in whole delustering agent and the weight rate of described 2nd delustering agent are 8:2 ~ 6:4.
6. the base substrate sheet according to any one of Claims 1 to 5, wherein,
Described base material film with described micro-extinction layer opposing face on be laminated with not containing the transparent hard-coating layer of delustering agent.
7. a capacitance type touch-control panel, wherein,
Base substrate sheet according to any one of claim 1 ~ 6 possesses using the transparent conductive laminate of specific pattern laminating transparent conductive layer as electrode base board.
8. a solidification compound, it is for being laminated in the base material film formed by transparent material, and to form surperficial convex number be per unit area 4000 ~ 8000/cm
2the solidification compound of micro-extinction layer, it is characterized in that,
Comprise the delustering agent of micron-scale and the ionizing radiation gel-type resin as resinous principle,
Relative to resinous principle 100 weight portion, contain described delustering agent with the scope of 0.05 ~ 0.2 weight portion.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013197865A JP6205224B2 (en) | 2013-09-25 | 2013-09-25 | Base substrate sheet and capacitive touch panel |
| JP2013-197865 | 2013-09-25 | ||
| PCT/JP2014/074818 WO2015046046A1 (en) | 2013-09-25 | 2014-09-19 | Base substrate sheet and capacitive touch panel |
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| Publication Number | Publication Date |
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| CN105555532A true CN105555532A (en) | 2016-05-04 |
| CN105555532B CN105555532B (en) | 2018-02-16 |
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| CN201480050494.2A Active CN105555532B (en) | 2013-09-25 | 2014-09-19 | Base substrate piece and capacitance type touch-control panel |
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| JP (1) | JP6205224B2 (en) |
| KR (1) | KR102298932B1 (en) |
| CN (1) | CN105555532B (en) |
| TW (1) | TWI619061B (en) |
| WO (1) | WO2015046046A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110204981A (en) * | 2019-06-13 | 2019-09-06 | 天津市朗威柏丽科技有限公司 | The transparent water-repellent paint of delustring |
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Also Published As
| Publication number | Publication date |
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| JP2015063058A (en) | 2015-04-09 |
| TWI619061B (en) | 2018-03-21 |
| CN105555532B (en) | 2018-02-16 |
| KR20160062051A (en) | 2016-06-01 |
| KR102298932B1 (en) | 2021-09-06 |
| WO2015046046A1 (en) | 2015-04-02 |
| TW201523407A (en) | 2015-06-16 |
| JP6205224B2 (en) | 2017-09-27 |
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