CN104136506A - Composite sheet, method for manufacturing same, and flexible substrate including same - Google Patents
Composite sheet, method for manufacturing same, and flexible substrate including same Download PDFInfo
- Publication number
- CN104136506A CN104136506A CN201380011456.1A CN201380011456A CN104136506A CN 104136506 A CN104136506 A CN 104136506A CN 201380011456 A CN201380011456 A CN 201380011456A CN 104136506 A CN104136506 A CN 104136506A
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- China
- Prior art keywords
- composite sheet
- approximately
- tan
- matrix
- strongthener
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Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
Abstract
The composite sheet of the present invention comprises a matrix and a stiffener impregnated in the matrix, and has a tan<delta> value (tan<delta>=G"/G'), which is the ratio of the loss modulus (G") and the storage modulus (G'), of about more than 0 and about less than 0.05. The composite sheet has a tan<delta> value in a certain range, and the rate of defects which can arise during high temperature processing during substrate manufacture can be reduced in order to impart flexibility, thermal resistance, and, especially, good optical qualities.
Description
Technical field
The present invention relates to composite sheet, for the preparation of its method and the flexible base, board that comprises it.
Background technology
Glass substrate has excellent thermotolerance and transparency, and low coefficient of linear expansion.Therefore, glass has been widely used as liquid crystal display substrate, OLED display substrate, base plate of color light filter or solar cell substrate etc.But glass substrate has limitation due to the weight of its thick thickness and weight aspect the thickness of liquid-crystal display and the minimizing of weight, and is easily hit.And due to its fragility, glass substrate is unsuitable for the substrate as indicating meter.
Therefore, the flexible base, board of plastic optics mould material receives publicity as the material that can substitute typical glass substrate.Flexible base, board shows the character being very suitable for indicating meters of future generation such as liquid-crystal display, OLED display or electric paper display.
Recently, plastic base is formed by the material such as such as polyterephthalate glycol ester (PET), polyethersulfone (PES), PEN (PEN), polyarylester (PAR), polycarbonate (PC) or polyimide.But the problem of existence is, such material is because very high thermal expansivity causes product warpage or electric wire disconnection etc.Although polyimide resin has relatively low thermal expansivity, polyimide resin is not suitable for baseplate material, and this is because polyimide resin shows low-down transparency, high degree of birefringence or water absorbability etc.
In order to solve such problem, Japanese patent publication discloses for No. 2004-51960A by the transparent complex optics sheet material of preparing containing cycloaliphatic epoxy resin, bisphenol A type epoxy resin, anhydride curing agent, catalyzer and the glasscloth of ester group.And Japanese patent publication discloses the transparent complex optics sheet material of preparing by the cycloaliphatic epoxy resin containing ester group, containing epoxy resin, anhydride curing agent and the glasscloth of Dicyclopentadiene (DCPD) skeleton for No. 2005-146258A.Japanese patent publication discloses the transparency carrier of being prepared by bisphenol A type epoxy resin, bisphenol-A phenolic type epoxy resin, anhydride curing agent and glasscloth for No. 2004-233851A.But disclosed above-mentioned materials has shortcoming and is in these documents, above-mentioned materials is because the strain between fiber and resinous substrates is broken, and because its high optical anisotropy suffers the deteriorated of display performance.Although for existing glass fiber compound material there is good specific refractory power such as the resin such as acrylic resin and epoxy resin, these resins have problems aspect flexible and thermotolerance.
Summary of the invention
Technical problem
An aspect of of the present present invention provides the interface between strongthener and matrix to be broken and damaged composite sheet, and for the preparation of its method.
Another aspect of the present invention provides at the composite sheet that shows excellent properties aspect flexible, transparency and thermotolerance, and for the preparation of its method.
The composite sheet that another aspect of the present invention provides when preventing that substrate from the preparing destruction in pyroprocess to be suitable for use as flexible base, board, and for the preparation of the method for this composite sheet.
Technical scheme
An aspect of of the present present invention relates to composite sheet.Described composite sheet comprises: matrix; With the strongthener being impregnated in described matrix, wherein said composite sheet has and is greater than approximately 0 and be less than or equal to approximately 0.05 tan δ (tan δ=G "/G'), and tan δ is the out-of-phase modulus (ratio of G ") and storage modulus (G').
Described composite sheet can have the storage modulus of about 0.1MPa to about 5.0MPa in the time measuring for 100 DEG C.
220 DEG C of thermal treatments after 2 hours, described composite sheet can have approximately 15% or less turbidity.
Described matrix can comprise crosslinked silicone rubber.
Described strongthener can comprise at least one in glasscloth, glass fabric, glass nonwoven fabric and glass mesh.
Another aspect of the present disclosure relates to the method for the preparation of composite sheet.Described method comprises by the substrate composition lay-up that comprises siloxanes, with after fixing tan δ is adjusted to being greater than approximately 0 and be less than or equal in approximately 0.05 scope.
Another aspect of the present invention relates to the flexible base, board that comprises composite sheet as described above.
Beneficial effect
The invention provides composite sheet and the method for the preparation of it.Being broken and damaged in the interface of described composite sheet between strongthener and matrix, aspect flexible, transparency and thermotolerance, is showing excellent character, and the destruction in pyroprocess is suitable for use as flexible base, board when preventing that substrate from preparing.
Brief description of the drawings
Fig. 1 is according to the sectional view of the composite sheet of an embodiment of the invention.
Embodiment
Best mode
Fig. 1 is according to the schematic section of the composite sheet of an embodiment of the invention.Referring to Fig. 1,, there is according to the composite sheet 10 of an embodiment of the invention the structure that matrix 1 comprises strongthener 2.In one embodiment, strongthener 2 can have the structure of layer, but is not limited to this.And strongthener can be by matrix impregnation as the upholder being present in matrix.Although not shown, strongthener 2 dispersibles in matrix 1, or is impregnated in matrix with type of weave or with the state of unidirectional array.Strongthener 2 can be formed as single or multiple lift.
According to the present invention, composite sheet can comprise matrix and be impregnated into the strongthener in matrix, and wherein composite sheet can have and is greater than approximately 0 and be less than or equal to approximately 0.05 tan δ.Herein, tan δ is out-of-phase modulus and the ratio of storage modulus, and can pass through equation tan δ=G " (out-of-phase modulus)/G'(storage modulus) obtain.Out-of-phase modulus and storage modulus are used rheometer (Physica MCR501, Anton Paar Co., Ltd.) to measure 100 DEG C of frequencies with 0.5% strain and 10 (1/s).If tan δ is greater than 0.05, composite sheet can be broken and the remarkable increase of turbidity in the time that it is prepared in the pyroprocess of approximately 220 DEG C.Preferably, composite sheet has approximately 0.001 to approximately 0.045 tan δ, and more preferably from about 0.005 to approximately 0.04, more more preferably from about 0.01 to approximately 0.03.
Above-mentioned matrix can comprise crosslinked silicone rubber.
In one embodiment, silicone rubber can comprise organopolysiloxane resin, and it comprises the unit being represented by formula 1:
Wherein R and R' are identical or different and be hydrogen atom, replacement or unsubstituted C
1to C
20alkyl, replacement or unsubstituted C
2to C
20thiazolinyl, replacement or unsubstituted C
2to C
20alkynyl, replacement or unsubstituted C
1to C
20alkoxyl group, replacement or unsubstituted C
3to C
30cycloalkyl, replacement or unsubstituted C
3to C
30cycloalkenyl group, replacement or unsubstituted C
3to C
30cycloalkynyl radical, replacement or unsubstituted C
6to C
30aryl or replacement or unsubstituted C
6to C
30aryloxy; And n is 2 to 1000 integer.
As used herein, term " replace " means hydrogen atom, halogen atom, hydroxyl, amino, carbonyl, sulfydryl, ester group, ether, carboxyl or its salt, sulfonic group or its salt, phosphate-based or its salt, C
1to C
20alkyl, C
2to C
20thiazolinyl, C
2to C
20alkynyl, C
1to C
20alkoxyl group, C
6to C
30aryl, C
6to C
30aryloxy, C
3to C
30cycloalkyl, C
3to C
30cycloalkenyl group, C
3to C
30cycloalkynyl radical, or their combination.
Preferably, R and R' are C
1to C
10alkyl, C
2to C
10thiazolinyl or C
6to C
10aryl.
Silicone rubber can have approximately 1, and 000g/mol is to approximately 100, the weight-average molecular weight of 000g/mol.Within the scope of this, composite sheet can easily be prepared and matrix resin therein shows mechanical properties after solidifying.Preferably, silicone rubber has approximately 1, and 000g/mol is to approximately 50, the weight-average molecular weight of 000g/mol.And silicone rubber can have about 100cPs to approximately 10,000cPs the viscosity of 25 DEG C.Within the scope of this, composite sheet can show excellent planeness, dipping character and processibility.
Silicone rubber can have the second-order transition temperature of approximately-150 DEG C to approximately 30 DEG C.Preferably, silicone rubber has the second-order transition temperature of approximately-100 DEG C to approximately 20 DEG C, more preferably from about-80 DEG C to approximately 0 DEG C.Within the scope of this, composite sheet can show excellent flexibility and rigidity, and has low thermal expansivity.
In another embodiment, except silicone rubber, matrix can further comprise styrene butadiene rubbers (SBR), divinyl rubber, synthetic polyisoprene, neoprene (chloroprene rubber), chloroprene rubber (neoprene rubber), ethylene-propylene-diene terpolymer, styrene-ethylene-butylene-styrene (SEBS) segmented copolymer, styrene-ethylene-propylene-styrene (SEPS) segmented copolymer, acrylonitrile-butadiene rubber (NBR), the nitrile rubber (NBR) of hydrogenation, at least one in the polyvinyl chloride rubber of the rubber of fluoridizing and plasticizing.
Above-mentioned strongthener can comprise at least one in glasscloth, glass fabric, glass nonwoven fabric and glass mesh.For example, strongthener can be glasscloth.
Strongthener can have approximately 0.01 or less strongthener and matrix between specific refractivity.Within the scope of this, composite sheet can show excellent transparency and light transmitting property.Preferably, strongthener has the specific refractivity between approximately 0.0001 to approximately 0.007 strongthener and matrix.
According to the present invention, the weight ratio of matrix and strongthener can be at about 70:30 to the scope of about 95:5, and preferred about 80:20 is to about 90:10.Within the scope of this, composite sheet can show the character that is suitable for use as flexible base, board.
According to the present invention, composite sheet can have the thickness of approximately 15 μ m to approximately 200 μ m.Within the scope of this, composite sheet can be applicable to flexible base, board.
According to the present invention, composite sheet can be by being prepared as follows: preparation comprises containing the substrate composition of siloxanes, linking agent, catalyzer and the inhibitor of vinyl, afterwards strongthener is impregnated in substrate composition, and solidifies.
Siloxanes containing vinyl has terminal ethylenyl groups.Preferably, contain containing the siloxanes of vinyl the vinyl of 0.1mol% to about 10.0mol% of having an appointment.Within the scope of this, composite sheet can have high curing efficiency and show the rubber performance after solidifying.In one embodiment, can have approximately 10 containing the siloxanes of vinyl, 000g/mol is to approximately 50, the weight-average molecular weight of 000g/mol.Within the scope of this, can easily mix and composite sheet shows good dipping character and processibility containing the siloxanes of vinyl.
Above-mentioned linking agent can be the linking agent that is generally used for the composite sheet of preparing flexible base, board.For example, linking agent can be and has Si-CH
3organopolysiloxane with Si-H.Preferably, linking agent is the siloxanes of Si-H end-blocking etc.The siloxanes of Si-H end-blocking can have about 500g/mol to approximately 10, the weight-average molecular weight of 000g/mol.Within the scope of this, the siloxanes of Si-H end-blocking can easily mix, and composite sheet can have excellent curing efficiency and show the excellent rear character of solidifying.In linking agent, the mole number of the Si-H of linking agent and the C of silicone rubber
2to C
20the molar equivalent of the mole number of thiazolinyl than for approximately 1.0 or more than, preferably approximately 1.0 to approximately 1.3.
Above-mentioned catalyzer can be the catalyzer that is generally used for the composite sheet of preparing flexible base, board.For example, catalyzer can be platinum or rhodium catalyst, and can comprise the complex body of complex body, platinum and vinylation organo-siloxane or the complex compound of rhodium and alkene etc. of platinum and organic compound.Particularly, catalyzer can comprise vinyl alkyl silane platinum complex, platinum black, Platinic chloride, Platinic chloride-alkene complex, the Platinic chloride-ol coordination compound containing Karstedt catalyzer, or their mixture.Catalyzer is extremely about 2000ppm of about 2ppm with respect to the content of rubber compound aspect weight metal, and preferred about 5ppm is to about 500ppm.
Above-mentioned inhibitor is in the effect of approximately 25 DEG C of inhibition catalyzer and in not suppressing the effect of catalyzer so that matrix can be at hot setting during hot setting.
Inhibitor can be the inhibitor that is generally used for the composite sheet of preparing flexible base, board.For example, inhibitor can be selected from following group: containing acetylene alcohol, pyridine, phosphine, organophosphite, unsaturated amides, carboxylic acid dialkyl esters, acetylenedicarboxylic acid dialkyl, alkylating maleic acid ester, the toxilic acid diallyl ester of dimethyl-1-hexin-3-alcohol, and their mixture.Inhibitor can be about 100ppm to about 2500ppm with respect to the content of rubber compound.
The mixture of catalyzer and inhibitor can be approximately 0.01 % by weight (wt%) to about 1wt% with respect to the content of rubber compound.Within the scope of this, mixture can be guaranteed sufficient catalysis.Preferably, the content of mixture is that about 0.05wt% is to about 0.2wt%.
As used herein, term " dipping " can mean strongthener and be formed at matrix inside with single or multiple lift structure.
Being solidificated in approximately 40 DEG C to approximately 100 DEG C, preferred approximately 50 DEG C to approximately 90 DEG C carries out approximately 0.1 minute to approximately 5 hours, preferably approximately 30 minutes to approximately 2.5 hours.Within the scope of this, can guarantee that the fully curing and composite sheet of matrix and strongthener can show improved surface finish.
Particularly, composite sheet can be by being prepared as follows: strongthener is impregnated in substrate composition, is laminated to the composition between release film, and solidify.
Solidify and tan δ is adjusted to be greater than approximately 0 and be less than or equal in approximately 0.05 scope.Within the scope of this, broken and be damaged in the interface of composite sheet between strongthener and matrix.According to the present invention, can regulate tan δ according to linking agent and structure as the siloxanes of matrix with than amount or the condition of cure etc. of, linking agent.
As above the composite sheet of preparation has the storage modulus of about 0.1MPa to about 5.0MPa in the time measuring for 100 DEG C, and preferred about 0.5MPa is to about 2MPa, and for example about 0.6MPa is to about 1.5MPa.
220 DEG C of thermal treatments after 2 hours, composite sheet has approximately 15% or less turbidity, and for example approximately 0.1% to approximately 14%, preferably approximately 0.5% to approximately 10%, more preferably from about 0.7% to approximately 7%, more more preferably from about 0.7% to approximately 5%.
In another embodiment, composite sheet can further be included in its upper smooth layer or barrier layer for gases etc. forming at least one surface.Layer like this can easily be formed by those skilled in the art.
According to a further aspect in the invention, flexible base, board can comprise composite sheet as described above with the indicating meter that comprises flexible base, board.Flexible base, board can be used as the substrate of indicating meter and optics (such as liquid-crystal display (LCD), chromatic filter, OLED display, solar cell or touch panel etc.).
After this, with reference to some embodiment, the present invention is described in more detail.However, it should be understood that provide these embodiment only for explanation but not be interpreted as by any way limiting the present invention.
For clarity sake, will omit apparent details for those skilled in the art describes.
Invention pattern
Embodiment
Details as Follows for the component using in embodiment and comparative example.
(a) containing the siloxanes of vinyl: use phenyl methyl dimethoxysiloxane (PMDMS), dimethylformamide dimethyl oxygen radical siloxane (DMDMS) and vinyl trimethoxy siloxanes (VTMS) to be prepared.Make the weight ratio of (PMDMS+DMDMS): VTMS remain on 95:5.The weigh DMDMS of PMDMS, 615g and the VTMS of 60g of 900g are hydrolyzed 1 hour at 70 DEG C afterwards in deionized water/KOH.Make component continue reaction at 90 DEG C, by cooling the temperature to 25 DEG C to its interpolation toluene and water, then wash with water afterwards.By add the Vi-MM (1 of 300g to it, 1,3,3-tetramethyl--1,3-divinyl disiloxane) make resulting materials carry out end-blocking 5 hours at 50 DEG C, 25 DEG C of washings, and carry out removal of solvents, thereby preparation PDMS resin (having the organopolysiloxane resin of phenyl, methyl and vinyl), it is silicone rubber.Prepared PDMS resin have 500cPs the viscosity of 25 DEG C.Measure viscosity at 25 DEG C of use viscometers (Brookfield Co., Ltd.).For the coupling of specific refractory power, prepare two kinds of resins with PMDMS and the DMDMS of different amounts, and the vinyl PDMS using in two kinds of resins has the molecular weight (Mn) of 10,000g/mol after preparation.
(b) strongthener: use glasscloth (D-woven fiber glass, Owen Corning Co., Ltd.).
(c) linking agent:
(c1) PDMS of Si-H end-blocking: use phenyl methyl dimethoxysiloxane (PMDMS) and dimethylformamide dimethyl oxygen radical siloxane (DMDMS) to be prepared.With with mode identical in aforesaid vinyl PDMS, use H-MM (1,1,3,3-tetramethyl--sily oxide) to carry out end-blocking.The PDMS of Si-H end-blocking has the molecular weight (Mn) of 2,000g/mol after synthesizing.
(c2) use HMS-991 (Gelest Co., Ltd.).
(d) catalyzer: use Karstedt catalyzer (PT-CS-1.8CS, Umicore Co., Ltd.).
(e) inhibitor: use Surfynol.
Embodiment 1
By (a) containing the PDMS of the siloxanes of vinyl, (c1) Si-H end-blocking and (c2) HMS-991 with the mixed in molar ratio of 1:1:0.1, afterwards by (d) catalyzer and (e) inhibitor be added into mixture, and stir.Next, about 10g mixture is poured on (b) glasscloth on release film to soak (b) glasscloth, vacuum outgas afterwards.Degassed sample is placed between release film and glass sheet, solidifies 2 hours in the pressure laminated of 0.1MPa and at 50 DEG C afterwards, thereby prepare final composite sheet.
Embodiment 2
Prepare composite sheet in the mode identical with embodiment 1, except by (a) containing the PDMS of the siloxanes of vinyl, (c1) Si-H end-blocking and (c2) HMS-991 with the mixed in molar ratio of 1:0.8:0.3.
Embodiment 3
Prepare composite sheet in the mode identical with embodiment 1, except by (a) containing the PDMS of the siloxanes of vinyl, (c1) Si-H end-blocking and (c2) HMS-991 with the mixed in molar ratio of 1:0.5:0.6.
Comparative example 1
Prepare composite sheet in the mode identical with embodiment, except by (a) containing the PDMS of the siloxanes of vinyl, (c1) Si-H end-blocking and (c2) HMS-991 with the mixed in molar ratio of 1:0.1:1.
Comparative example 2
Prepare composite sheet in the mode identical with embodiment, except by (a) containing the siloxanes of vinyl and (c2) HMS-991 with the mixed in molar ratio of 1:1.1.
For the composite sheet of preparing in following character Evaluation operation example and comparative example.The results are shown in table 1.
character is evaluated
(1) storage modulus and out-of-phase modulus: storage modulus and out-of-phase modulus are used rheometer (Physica MCR501, Anton Paar Co., Ltd.) to measure 100 DEG C of frequencies with 0.5% strain and 10 (1/s).Use has the fixture of the diameter of the angle of 1 ° and 50mm, and the measurement interval of application 102 μ m.
(2) Tan δ: (G "), afterwards according to G, and "/G' calculates tan δ to measure storage modulus (G') and out-of-phase modulus.
(3) turbidity: use turbidometer (NDH2000, Nippon Denshoku Co., Ltd.) to measure turbidity.Sample to initial preparation and 220 DEG C of thermal treatments the sample after 2 hours measure respectively turbidity.
(4) break: use opticmicroscope to break with reflective-mode evaluation.Sample to initial preparation and 220 DEG C of thermal treatments the sample after 2 hours evaluate and break respectively.
X: crack-free, Δ: partial rupture, O: exist and break
[table 1]
As can be seen from Table 1, have be greater than approximately 0 and the composite sheet that is less than or equal to the embodiment 1 to 3 of approximately 0.05 tan δ after thermal treatment, kept low turbidity and be seldom with or without and break.On the contrary, the composite sheet that can find out the comparative example 1 to 2 with the tan δ that is greater than 0.05 shows the turbidity of remarkable increase and is broken.
Although describe the present invention with reference to some embodiments, it should be understood that: the invention is not restricted to aforementioned embodiments and can implement by different way, and those skilled in the art's embodiment that can make various amendments, change in the situation that not deviating from the spirit and scope of the present invention, change and be equal to.Therefore, scope of the present invention should be limited by claims and equivalent way thereof only.
Claims (7)
1. a composite sheet, comprises:
Matrix; With
Be impregnated into the strongthener in described matrix,
Wherein said composite sheet has and is greater than approximately 0 and be less than or equal to approximately 0.05 tan δ (tan δ=G "/G'), and tan δ is the out-of-phase modulus (ratio of G ") and storage modulus (G').
2. composite sheet according to claim 1, wherein said composite sheet has the storage modulus of about 0.1MPa to about 5.0MPa in the time measuring for 100 DEG C.
3. composite sheet according to claim 1, wherein said composite sheet has approximately 15% or less turbidity 220 DEG C of thermal treatments after 2 hours.
4. composite sheet according to claim 1, wherein said matrix comprises crosslinked silicone rubber.
5. composite sheet according to claim 1, wherein said strongthener comprises at least one in glasscloth, glass fabric, glass nonwoven fabric and glass mesh.
6. for the preparation of a method for composite sheet, comprising:
By the substrate composition lay-up that comprises siloxanes, solidify afterwards tan δ to be adjusted to being greater than approximately 0 and be less than or equal in approximately 0.05 scope.
7. a flexible base, board, comprises according to the composite sheet described in any one in claim 1 to 5.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2012-0075888 | 2012-07-12 | ||
| KR1020120075888A KR101526002B1 (en) | 2012-07-12 | 2012-07-12 | Composite sheet, method for preparing thereof and flexible substrate comprising the same |
| PCT/KR2013/004667 WO2014010826A1 (en) | 2012-07-12 | 2013-05-28 | Composite sheet, method for manufacturing same, and flexible substrate including same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104136506A true CN104136506A (en) | 2014-11-05 |
Family
ID=49916237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380011456.1A Pending CN104136506A (en) | 2012-07-12 | 2013-05-28 | Composite sheet, method for manufacturing same, and flexible substrate including same |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR101526002B1 (en) |
| CN (1) | CN104136506A (en) |
| WO (1) | WO2014010826A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106405822A (en) * | 2016-10-08 | 2017-02-15 | 华南师范大学 | Flexible electrowetting display substrate, preparation method thereof and electrowetting display device |
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| JP2004233851A (en) * | 2003-01-31 | 2004-08-19 | Asahi Kasei Electronics Co Ltd | Transparent substrate |
| CN1714117A (en) * | 2002-11-18 | 2005-12-28 | 陶氏康宁公司 | Organosiloxane resin-polyene materials |
| CN101120053A (en) * | 2005-02-16 | 2008-02-06 | 陶氏康宁公司 | Reinforced silicone resin film and method of preparing same |
| US20100103529A1 (en) * | 2007-03-27 | 2010-04-29 | Runa Nakamura | Sheet-like optical member, resin composition for optical sheet, optical sheet and method for producing the same |
| GB2476586A (en) * | 2008-03-27 | 2011-06-29 | Gurit | Composite materials |
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| AU9283798A (en) * | 1997-10-06 | 1999-04-27 | Gunze Limited | Artificial dura mater and process for producing dura mater |
| GB0216768D0 (en) * | 2002-07-19 | 2002-08-28 | Ugb S A | Polymeric film |
| JP5068919B2 (en) * | 2003-09-25 | 2012-11-07 | スリーエム イノベイティブ プロパティズ カンパニー | Foam sheet-forming composition, thermally conductive foam sheet and method for producing the same |
| JP2006316089A (en) * | 2005-05-10 | 2006-11-24 | Jsr Corp | Resin composition |
| JP5437569B2 (en) * | 2007-08-03 | 2014-03-12 | 株式会社イノアックコーポレーション | Shape followable resin foam and method of using the same |
| KR101332442B1 (en) * | 2011-09-21 | 2013-11-25 | 제일모직주식회사 | Composite sheet and substrate for display device comprising the same |
-
2012
- 2012-07-12 KR KR1020120075888A patent/KR101526002B1/en not_active IP Right Cessation
-
2013
- 2013-05-28 CN CN201380011456.1A patent/CN104136506A/en active Pending
- 2013-05-28 WO PCT/KR2013/004667 patent/WO2014010826A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1714117A (en) * | 2002-11-18 | 2005-12-28 | 陶氏康宁公司 | Organosiloxane resin-polyene materials |
| JP2004233851A (en) * | 2003-01-31 | 2004-08-19 | Asahi Kasei Electronics Co Ltd | Transparent substrate |
| CN101120053A (en) * | 2005-02-16 | 2008-02-06 | 陶氏康宁公司 | Reinforced silicone resin film and method of preparing same |
| US20100103529A1 (en) * | 2007-03-27 | 2010-04-29 | Runa Nakamura | Sheet-like optical member, resin composition for optical sheet, optical sheet and method for producing the same |
| GB2476586A (en) * | 2008-03-27 | 2011-06-29 | Gurit | Composite materials |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20140009639A (en) | 2014-01-23 |
| KR101526002B1 (en) | 2015-06-04 |
| WO2014010826A1 (en) | 2014-01-16 |
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Application publication date: 20141105 |