WO2020138645A1 - 폴리아믹산 조성물, 및 이를 이용한 투명 폴리이미드 필름 - Google Patents
폴리아믹산 조성물, 및 이를 이용한 투명 폴리이미드 필름 Download PDFInfo
- Publication number
- WO2020138645A1 WO2020138645A1 PCT/KR2019/011482 KR2019011482W WO2020138645A1 WO 2020138645 A1 WO2020138645 A1 WO 2020138645A1 KR 2019011482 W KR2019011482 W KR 2019011482W WO 2020138645 A1 WO2020138645 A1 WO 2020138645A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- group
- formula
- polyamic acid
- dianhydride
- bis
- Prior art date
Links
- 0 *N(*)c(cc1)ccc1Oc1cc(Oc(cc2)ccc2N(*)*)cc(Oc(cc2)ccc2N(*)*)c1 Chemical compound *N(*)c(cc1)ccc1Oc1cc(Oc(cc2)ccc2N(*)*)cc(Oc(cc2)ccc2N(*)*)c1 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
- C08G73/1003—Preparatory processes
- C08G73/1007—Preparatory processes from tetracarboxylic acids or derivatives and diamines
- C08G73/101—Preparatory processes from tetracarboxylic acids or derivatives and diamines containing chain terminating or branching agents
- C08G73/1017—Preparatory processes from tetracarboxylic acids or derivatives and diamines containing chain terminating or branching agents in the form of (mono)amine
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
- C08G73/1003—Preparatory processes
- C08G73/1007—Preparatory processes from tetracarboxylic acids or derivatives and diamines
- C08G73/1028—Preparatory processes from tetracarboxylic acids or derivatives and diamines characterised by the process itself, e.g. steps, continuous
- C08G73/1032—Preparatory processes from tetracarboxylic acids or derivatives and diamines characterised by the process itself, e.g. steps, continuous characterised by the solvent(s) used
-
- 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
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L79/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen or carbon only, not provided for in groups C08L61/00 - C08L77/00
- C08L79/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
- C08L79/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133305—Flexible substrates, e.g. plastics, organic film
-
- 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
- C08J2379/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups C08J2361/00 - C08J2377/00
- C08J2379/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
- C08J2379/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
Definitions
- the present invention is a polyamic acid composition
- a polyamic acid composition comprising a triamine having a specific structure capable of forming a crosslink, a polyamic acid formed from the composition, and imidizing the polyamic acid to a transparent polyimide film having improved optical and mechanical properties simultaneously It is about.
- a polyimide (PI) resin generally refers to a high heat-resistant resin produced by solution polymerization of an aromatic dianhydride and an aromatic diamine or an aromatic diisocyanate to produce a polyamic acid derivative, followed by dehydration at a high temperature by dehydration. Since these polyimide resins are insoluble and non-melting ultra-high heat-resistant resins, they have excellent properties such as heat oxidation resistance, heat resistance, radiation resistance, low temperature properties, and chemical resistance, and heat-resistant high-tech materials such as automotive materials, aviation and spacecraft materials, and insulation It is used in a wide range of fields for electronic materials such as coatings, insulating films, semiconductors, and electrode protective films for LCDs.
- the polyimide (PI) resin is colored brown or yellow due to the high aromatic ring density, and thus has low transmittance in the visible region, so it is difficult to use in a field requiring transparency.
- a colorless and transparent polyimide film has been developed.
- the coefficient of thermal expansion (CTE) is higher than that of the existing polyimide resin, and the solvent resistance is deteriorated. Accordingly, when a colorless and transparent polyimide is used for a substrate, an optical coating, and a film, there is a problem in that bending or twisting is likely to occur due to a high coefficient of thermal expansion. Accordingly, in order to be applied as a display material, excellent optical and mechanical properties of the polyimide film must be supported.
- the present invention has been made to solve the above-mentioned problems, and has an object to provide a polyamic acid composition comprising a triamine monomer having a specific chemical structure capable of forming a crosslink as a component of a composition for forming a polyamic acid. .
- the present invention provides a transparent polyimide film formed from the above-described polyamic acid composition and comprising polyamic acid in the molecule, and imidized using the polyamic acid to simultaneously realize excellent optical and mechanical properties. It aims to do.
- the present invention is at least one diamine; At least one dianhydride; And it provides a polyamic acid composition comprising a triamine represented by the formula (1).
- a 1 is a C 6 ⁇ C 30 aromatic or C 5 ⁇ C 30 alicyclic organic group, the aromatic and alicyclic organic groups are each independently a monocyclic ring, or at least two rings are directly or through a bridge structure ,
- Y 1 to Y 3 are the same as or different from each other, each independently a single bond or -O-, -S-, -SO 2 -, -COO-, -OCO-, C 2 ⁇ C 30 alkenyl group, C 4 ⁇ C 30 It is selected from the group consisting of a cycloalkylene group and C 6 ⁇ C 30 arylene group,
- B 1 to B 3 are the same as or different from each other, and each independently a C 6 to C 30 aromatic or C 5 to C 30 alicyclic organic group, and the aromatic and alicyclic organic groups are each independently a monocyclic ring, or At least two rings are connected directly or through a crosslinked structure,
- R a , R b and R c are the same as or different from each other, and each independently selected from the group consisting of hydrogen, halogen, cyano group, nitro group, C 1 to C 40 alkyl group, and -CF 3 ,
- o, p and q are each independently an integer from 0 to 4,
- R 11 , R 12 , R 21 , R 22 , R 31 and R 32 are the same as or different from each other, and each independently hydrogen, halogen, cyano group, nitro group, C 1 to C 40 alkyl group, and -CF 3 Is selected from the group consisting of,
- each hydrogen is independently halogen and -CF 3 It may be substituted with one or more substituents selected from the group consisting of.
- the present invention provides a polyamic acid formed using the above-described polyamic acid composition.
- the present invention provides a transparent polyimide film formed by imidizing the aforementioned polyamic acid composition.
- a three-dimensional network structure is formed through a crosslinking reaction to simultaneously exhibit high light transmittance, low yellowness and excellent mechanical properties.
- the present invention by applying the above-described polyamic acid composition to impart high light transmittance and excellent mechanical properties as a substrate, it is possible to provide a flexible display substrate exhibiting excellent physical properties and product reliability.
- the polyamic acid composition of the present invention is a precursor composition for forming a polyamic acid for preparing a transparent polyimide film, and is characterized by comprising triamine represented by the formula (1).
- the polyamic acid composition may include at least one diamine monomer, at least one dianhydride monomer; And at least one triamine monomer having a specific structure capable of acting as a reactant and a crosslinking agent.
- the compound represented by Formula 1 is a triamine-based compound containing three amine groups in the molecule.
- a triamine When such a triamine is used as a component of a polyamic acid composition, three amine groups react with a crosslinking functional group to form a crosslink of a three-dimensional network structure in the molecule, making it more rigid and rigid than a polyamic acid having a conventional linear structure.
- a high molecular weight polyamic acid is produced. Since the polyamic acid is not decomposed by heat or light and is more stable against external impact, the optical properties, thermal properties, and mechanical properties (Modulus, Strength), etc. of the transparent polyimide resin manufactured using the polyamic acid are significantly improved. Can.
- a crosslinking agent was added to improve the physical properties of the conventional polyamic acid, but since the crosslinking agent is simply used as an additive, the amount of reactants (e.g., diamine and dianhydride) is reduced by the amount added, resulting in the final polyamic acid. Deterioration in physical properties may result.
- a crosslinking agent must be separately added after forming the solution-polymerized polyamic acid, the number of manufacturing processes may be added, and mass productivity may be deteriorated.
- the triamine contains at least one electron withdrawing group (EWG) such as fluorine (F) or -CF 3 in the molecular skeleton
- EWG electron withdrawing group
- F fluorine
- -CF 3 charge transfer complex
- the triamine contained in the polyamic acid composition according to the present invention includes at least one compound represented by the formula (1).
- a 1 may be a hydrocarbon-based cyclic group containing at least one hydrocarbon-based or heteroatom known in the art. In addition, they may be condensed, fused, bridged with other adjacent rings or spirocyclic. As an example, A 1 may be selected from the group consisting of monocyclic or polycyclic alicyclic ring, monocyclic or polycyclic heteroalicyclic ring, monocyclic or polycyclic aromatic ring, or monocyclic or polycyclic heteroaromatic ring. .
- a 1 is a C 6 ⁇ C 30 aromatic or C 5 ⁇ C 30 alicyclic organic group, the aromatic and alicyclic organic groups are each independently a monocyclic ring, or at least two polycyclic rings are directly or crosslinked structure It may be connected through.
- a 1 may be a monocyclic or polycyclic C 6 to C 20 aromatic or C 5 to C 20 alicyclic organic group, and preferably a phenyl group.
- Y 1 to Y 3 are the same as or different from each other, each independently a single bond or -O-, -S-, -SO 2 -, -COO-, -OCO-, C 2 ⁇ C 30 alkenyl group , C 4 ⁇ C 30 It may be selected from the group consisting of a cycloalkylene group and C 6 ⁇ C 30 arylene group.
- Y 1 to Y 3 are the same as or different from each other, and may each independently be -O-.
- B 1 to B 3 are the same as or different from each other, and each independently may be a hydrocarbon-based ring group containing at least one hydrocarbon-based or heteroatom known in the art. Specifically, B 1 to B 3 may each independently be the same as A 1 described above, and each independently C 6 to C 30 aromatic or C 5 to C 30 alicyclic organic group, the aromatic and alicyclic organic The groups may be each independently a monocyclic ring, or at least two polycyclic rings may be directly or linked through a crosslinked structure.
- B 1 to B 3 are the same as or different from each other, and each independently may be a monocyclic or polycyclic C 6 to C 20 aromatic or C 5 to C 20 alicyclic organic group, preferably All of B 1 to B 3 may be a phenyl group.
- a 1 , Y 1 to Y 3 , and B 1 to B 3 of Formula 1 according to an embodiment of the present invention may be represented by the following Formula 2.
- R a , R b , R c , R 11 , R 12 , R 21 , R 22 , R 31 , R 32 , o, p, and q are each as defined in Formula 1.
- R a to R c may be substituted as various substituents, respectively.
- These R a , R b and R c are the same as or different from each other, and each independently can be selected from the group consisting of hydrogen, halogen, cyano group, nitro group, C 1 to C 40 alkyl group, and -CF 3 .
- EWG electron withdrawing group
- the number of R a to R c substitutions is not particularly limited, and for example, o, p and q may each independently be an integer from 0 to 4, but o+p It can be +q >1. Specifically, 1 ⁇ o+p+q ⁇ 6, and preferably, o, p, and q may each be 1.
- R a is hydrogen, and when o is 1 to 4, R a has the aforementioned substituents except hydrogen.
- R b when p is 1 to 4, R b has the aforementioned substituents except hydrogen.
- R c when q is 0, R c is hydrogen, and when q is 1 to 4, R c has the aforementioned substituents excluding hydrogen.
- each R a , R b , and R c introduced into B 1 to B 3 of Formula 1 may be more specifically represented by Formula 3 below. However, it is not limited thereto.
- R 11 , R 12 , R 21 , R 22 , R 31 , R 32 , o, p, and q are each as defined in Formula 1.
- R 11 , R 12 , R 21 , R 22 , R introduced into three amine groups of the triamine represented by Formula 1 (eg, -NR 11 R 12 , -NR 21 R 22 , -NR 31 R 32 ) 31 and R 32 are the same as or different from each other, and each independently may be selected from the group consisting of hydrogen, halogen, cyano group, nitro group, C 1 to C 40 alkyl group, and -CF 3 .
- R 11 , R 12 , R 21 , R 22 , R 31 and R 32 may each independently be hydrogen or an alkyl group of C 1 to C 40 , and more specifically, all hydrogen.
- the amount of the triamine monomer represented by Formula 1 according to the present invention is not particularly limited, and for example, it may be 1 to 20 mol% based on 100 mol% of the total amine combined with the diamine and triamine, preferably 5 to 20 mol%.
- the content of triamine is added in the above-described content range, a polyamic acid having a more robust chemical structure and high molecular weight may be formed.
- the use of the above-described triamine as one of the reactants (for example, amine monomer) forming the polyamic acid is specifically illustrated.
- the present invention is not limited thereto, and it is also within the scope of the present invention to add as a crosslinking agent to the polyamic acid that is the result of solution polymerization of diamine and dianhydride.
- the content of the triamine may be appropriately adjusted within the content range of additives known in the art.
- the content of the triamine may be 0.1 to 20 parts by weight based on the total weight of the polyamic acid composition, preferably 0.5 to 15 parts by weight. At this time, the total weight of the polyamic acid composition may mean the total amount of monomers excluding the solvent.
- the polyamic acid composition of the present invention contains at least one diamine compound known in the art.
- the diamine compound may be used without particular limitation as long as it is a compound having a diamine structure in the molecule, and for example, an aromatic, alicyclic, or aliphatic compound having a diamine structure.
- the diamine compound is a non-fluorine aromatic diamine known in the art, a fluorinated aromatic diamine having a fluorine substituent introduced, a sulfone-based diamine, a hydroxy-based diamine, an ether-based diamine, an alicyclic diamine, respectively, or two or more kinds. Can be used interchangeably.
- Non-limiting examples of diamines that can be used include oxydianiline (ODA), 2,2'-bis(trifluoromethyl)-4,4'-diaminobiphenyl (2,2'-TFDB), 2 ,2'-bis(trifluoromethyl)-4,3'-diaminobiphenyl (2,2'-Bis(trifluoromethyl) -4,3'-Diaminobiphenyl), 2,2'-bis (trifluoro Methyl)-5,5'-diaminobiphenyl (2,2'-Bis(trifluoromethyl) -5,5'-Diaminobiphenyl), 2,2'-bis(trifluoromethyl)-4,4'-di Aminophenyl ether (2,2'-Bis (trifluoromethyl)-4,4'-diaminodiphenyl ether, 6-FODA), bis aminohydroxy phenyl hexafluoropropane (DBOH), bis amino phenoxy phen
- the fluorinated diamine is a 2,2'-bis(trifluoro methyl)-4,4'-diamino ratio capable of inducing linear polymerization.
- Phenyl (2,2'-TFDB) can be used.
- bis(4-aminophenyl)sulfone (4,4'-DDS) can be used as the sulfone-based diamine, and the hydroxy diamine is 2,2-bis (3-amino-4-methylphenyl)-hexafluoro.
- Propane (2,2-Bis (3-amino-4-methylphenyl)-hexafluoropropane, BIS-AT-AF) can be used.
- ether-based diamine 2,2'-bis(trifluoromethyl)-4,4'-diaminophenyl ether (6-FODA) or oxidianiline (ODA) may be used.
- the use ratio of the diamine and triamine may be 80 to 99: 1 to 20 mol% ratio, specifically 90 to 95: 5 to 10 mol% ratio.
- the dianhydride (b) monomer used in the polyamic acid production of the present invention can be used without limitation a compound known in the art having an intramolecular dianhydride structure.
- conventional fluorinated, non-fluorinated, cycloaliphatic dianhydrides and the like known in the art may be used alone or in combination of two or more.
- the fluorinated dianhydride monomer is not particularly limited as long as it is an aromatic dianhydride in which a fluorine substituent is introduced.
- a fluorinated dianhardide that can be used is 2,2-bis(3,4-dicarboxyphenyl)hexafluoropropane dianhydride (2,2-bis(3,4-dicarboxyphenyl)hexafluoropropane dianhydrid, 6- FDA), 4-(trifluoromethyl)pyromellitic dianhydride (4-TFPMDA), and the like. These may be used alone or in combination of two or more.
- 6-FDA is a compound suitable for clarification due to its very large property that limits the formation of a charge transfer complex (CTC) between molecular chains and in molecular chains.
- the alicyclic (alicyclic) dianhydride is not particularly limited as long as it is a compound having an dianhydride structure while having an alicyclic ring rather than an aromatic ring in the compound.
- Examples of usable alicyclic dianhydrides include cyclobutane tetracarboxylic dianhydride (CBDA), 1,2,3,4-cyclopentane tetracarboxylic dianhydride (CPDA) and bicyclo[2 ,2,2]-7-octene-2,3,5,6-tetracarboxylic dianhydride (BCDA), and the like, but are not particularly limited thereto.
- CBDA cyclobutane tetracarboxylic dianhydride
- CPDA 1,2,3,4-cyclopentane tetracarboxylic dianhydride
- BCDA bicyclo[2 ,2,2]-7-octene-2,3,5,6-tetracarboxylic dianhydride
- the non-fluorinated dianhydride monomer is not particularly limited as long as it is a non-fluorinated aromatic dianhydride to which a fluorine substituent is not introduced.
- Non-limiting examples of non-fluorinated dianhydride monomers that can be used include pyromellitic dianhydride (PMDA), 3,3',4,4'-biphenyltetracarboxylic dianhydride (3,3 ′,4,4′-Biphenyl tetracarboxylic acid dianhydride (BPDA), benzophenone tetracarboxylic dianhydride (BTDA), oxydiphthalic dianhydride (ODPA), and the like. These may be used alone, or two or more of them may be used in combination.
- PMDA pyromellitic dianhydride
- BPDA 3,3',4,4'-biphenyltetracarboxylic dianhydride
- BTDA benzophenone tetrac
- dianhydrides that can be used include pyromellitic dianhydride (PMDA), biphenyltetracarboxylic dianhydride (BPDA), and 2,2-bis(3,4-dicarboxyphenyl)hexafluoro.
- PMDA pyromellitic dianhydride
- BPDA biphenyltetracarboxylic dianhydride
- 2,2-bis(3,4-dicarboxyphenyl)hexafluoro 2,2-bis(3,4-dicarboxyphenyl)hexafluoro.
- Lopropane dianhydride (2,2-bis(3,4-dicarboxyphenyl)hexafluoropropane dianhydrid, 6-FDA), 4,4'-bisphenol A dianhydride (BPADA), 4 -(Trifluoromethyl)pyromellitic dianhydride (4-TFPMDA), cyclobutane tetracarboxylic dianhydride (CBDA), 1,2,3,4-cyclopentane 1 selected from the group consisting of tetracarboxylic dianhydride (CPDA), and bicyclo[2,2,2]-7-octene-2,3,5,6-tetracarboxylic dianhydride (BCDA) It may be more than a species.
- the ratio (a/b) of the number of moles of the total amine component (a) combined with the diamine and triamine and the number of moles of the dianhydride component (b) may be 0.7 to 1.3, It is preferably from 0.8 to 1.2, and more preferably from 0.9 to 1.1.
- the polyamic acid composition of the present invention as a solvent (c) for solution polymerization of the above-mentioned monomers, can be used without limitation an organic solvent known in the art.
- Examples of usable solvents are m-cresol, N-methyl-2-pyrrolidone (NMP), dimethylformamide (DMF), dimethylacetamide (DMAc), dimethylsulfoxide (DMSO), acetone, diethyl Acetate, and one or more polar solvents selected from dimethyl phthalate (DMP) may be used.
- NMP N-methyl-2-pyrrolidone
- DMF dimethylformamide
- DMAc dimethylacetamide
- DMSO dimethylsulfoxide
- acetone diethyl Acetate
- a low boiling point solution such as tetrahydrofuran (THF) or chloroform or a solvent such as ⁇ -butyrolactone can be used.
- the content of the solvent is not particularly limited, in order to obtain a molecular weight and viscosity of a suitable polyamic acid solution, the content of the polymerization solvent is preferably 50 to 95% by weight based on the total weight of the polyamic acid composition, more preferably It may be 70 to 90% by weight.
- dianhydride, diamine and triamine are added to a solvent and reacted to prepare a transparent polyamic acid composition.
- a triamine of Formula 1 at least one or more diamine components, and at least one dianhydride, but include an amine (a) and a dianhydride (b) approximately to improve the glass transition temperature and yellowness.
- a transparent polyamic acid composition can be formed at an equivalent ratio of 1:1.
- the composition of the polyamic acid composition is not particularly limited, and for example, based on 100% by weight of the total weight of the polyamic acid composition, satisfies 2.5 to 25.0% by weight of dianhydride, 2.5 to 25.0% by weight of diamine, and 100% by weight of composition It can be configured to include the remaining amount of the organic solvent.
- the content of the organic solvent may be 70 to 90% by weight.
- it when it is based on 100% by weight of solid content, it may be in the range of 30 to 70% by weight of dianhydride and 30 to 70% by weight of diamine, but is not particularly limited thereto.
- the transparent polyamic acid composition of the present invention configured as described above may have a viscosity in the range of about 1,000 to 400,000 cps, preferably about 5,000 to 100,000 cps.
- the viscosity of the polyamic acid solution falls within the above-described range, the thickness can be easily adjusted when the polyamic acid solution is coated, and the coating surface can be uniformly exhibited.
- the polyamic acid composition described above may further include at least one additive known in the art within a range not significantly impairing the object and effect of the present invention, if necessary.
- additives include plasticizers, antioxidants, flame retardants, dispersants, viscosity modifiers, leveling agents, and the like.
- the additive may be added by appropriately adjusting within the range of the amount used in the art.
- the present invention provides a polyamic acid formed using the polyamic acid composition described above.
- the polyamic acid includes a repeating unit represented by Formula 4 below.
- PAA is a polyamic acid derived from the polymerization of diamine and dianhydride or a derivative thereof,
- a 1 , Y 1 to Y 3 , B 1 to B 3 , R a , R b , R c , R 11 , R 12 , R 21 , R 22 , R 31 , R 32 , o, p, and q are respectively As defined in Formula 1.
- the PAA may be more specifically expressed as a repeating unit represented by any one of the following Chemical Formulas 5 to 7.
- Ar 1 is a divalent organic group derived from an alicyclic diamine or aromatic diamine, and a plurality of Ar 1 are the same or different from each other,
- Ar 2 is a tetravalent organic group derived from an alicyclic dianhydride or aromatic dianhydride, wherein a plurality of Ar 2 are the same or different from each other,
- n is an integer of 1 or more, specifically, an integer between 1 and 10,000.
- the PAA may include repeating units represented by the following Chemical Formulas 8 or 9.
- Ar 11 to Ar 15 are the same or different from each other, and each independently a divalent organic group derived from an alicyclic diamine or an aromatic diamine,
- Ar 21 to Ar 25 are the same or different from each other, and each independently a tetravalent organic group derived from an alicyclic dianhydride or aromatic dianhydride,
- n1 and n2 are each an integer between 1 and 10000, provided that n1+n2 ⁇ 1,
- n1 and m2 are each an integer between 1 and 10000, provided that m1+m2 ⁇ 1.
- Ar 1 derived from an alicyclic or aromatic diamine specifically Ar 11 to Ar 15 may be more specifically represented by the following formula (10).
- Ring Cy 1 and ring Cy 2 are the same or different from each other, and each independently a C 4 ⁇ C 20 monocyclic aliphatic ring, C 4 ⁇ C 20 polycyclic aliphatic ring, C 6 ⁇ C 20 monocyclic aromatic ring and C 6 ⁇ C 20 It is selected from the group consisting of a polycyclic aromatic ring,
- Aliphatic ring, an aromatic ring of the ring 1 and ring Cy Cy 2 are each independently a C 1 ⁇ C 20 alkyl group and a C 1 ⁇ C20 of halo-substituted or unsubstituted by one or more substituent species selected from the group consisting of alkyl ring,
- x is 0 or 1
- W is selected from the group consisting of C 1 ⁇ C 20 alkylene group, C 1 ⁇ C 20 haloalkylene group and -SO 2- (preferably -(CH 2 )-, -C(CH 3 ) 2 -, -C(CF 3 ) 2 -and -SO 2 -.
- Ar 3 may be selected from the group of substituents represented by the following structural formula.
- Ar 2 derived from an alicyclic or aromatic dianhydride specifically Ar 21 to Ar 25
- these are C 4 to C 20 tetravalent monocyclic aliphatic ring groups, C 4 to C 20 tetravalent, respectively.
- polycyclic aliphatic cyclic group, C 6 ⁇ 40 4 is a monocyclic aromatic group, and the monocyclic 4, C 6 ⁇ 40 are selected from the group consisting of an aromatic ring,
- Ar 2 is a plurality of ring groups
- Ar 2 and Ar 21 to Ar 25 may be each independently selected from the group of substituents represented by the following structural formula.
- the polyamic acid may be more specifically represented by a compound represented by the following Chemical Formula 4a.
- PAA is the same as defined in the above formula (4), preferably may be any one selected from the group represented by the formula 5 to formula 9.
- R 11 , R 21 , R 31 , R 32 , o, p, and q are each as defined in Formula 1.
- the present invention provides a transparent polyimide resin film prepared by imidizing a polyamic acid-containing solution (eg, a polyamic acid solution) formed by solution polymerization of the above-described polyamic acid solution, that is, a polyamic acid composition.
- a polyamic acid-containing solution eg, a polyamic acid solution
- a polyamic acid composition formed by solution polymerization of the above-described polyamic acid solution
- the transparent polyimide film includes a repeating unit represented by Formula 11 below.
- PI is a polyimide derived group formed by imidizing the result of polymerization of diamine and dianhydride
- R a , R b , R c , R 11 , R 12 , R 21 , R 22 , R 31 , R 32 , o, p, and q are each as defined in Formula 1.
- the PI may be more specifically expressed as a repeating unit represented by any one of the following Chemical Formulas 12 to 14.
- Ar 1 is a divalent organic group derived from an alicyclic diamine or aromatic diamine, and a plurality of Ar 1 are the same or different from each other,
- Ar 2 is a tetravalent organic group derived from an alicyclic dianhydride or aromatic dianhydride, wherein a plurality of Ar 2 are the same or different from each other,
- n is an integer of 1 or more, specifically, an integer between 1 and 10,000.
- the PI may be a polyimide-derived group represented by the following Chemical Formula 15 or 16, but is not limited thereto.
- Ar 11 to Ar 15 are the same or different from each other, and each independently a divalent organic group derived from an alicyclic diamine or an aromatic diamine,
- Ar 21 to Ar 25 are the same or different from each other, and each independently a tetravalent organic group derived from an alicyclic dianhydride or aromatic dianhydride,
- n1 and n2 are each an integer of 1 to 10000, provided that n1+n2 ⁇ 1,
- n1 and m2 are each an integer of 1 to 10000, provided that m1+m2 ⁇ 1.
- Ar 1 (specifically, Ar 11 to Ar 15 ) derived from an alicyclic or aromatic diamine
- Ar 2 (specifically, Ar 21 to Ar derived from an alicyclic or aromatic dianhydride) 25 ) are the same as the definitions in Chemical Formulas 5 to 9, and redundant description is omitted.
- the polyimide resins represented by Formulas 11 to 16 according to the present invention are polymer materials containing imide rings.
- the form of the polyimide resin is not particularly limited, and may be, for example, a common random copolymer or block copolymer form known in the art.
- the polyimide (PI) represented by Chemical Formula 12 may be in the form of a block (eg, A block) derived from diamine and a block (eg, B block) derived from dianhydride in AB form.
- the polyimide (PI) represented by Chemical Formula 13 may be in the form of A-B-A
- the polyimide (PI) represented by Chemical Formula 14 may be in the form of B-A-B.
- the present invention as a polyamic acid and a polyimide resin using the same, the structural formulas represented by the above-described formulas 4 to 16 are described in detail.
- the present invention is not limited to the above structural formulas, and as long as it includes a crosslink formed using the triamine represented by Chemical Formula 1 of the present invention, it is not particularly limited to the structure and shape of the polyamic acid and the polyimide resin, and various modifications This is possible.
- the polyimide resin may be more specifically embodied as a compound represented by Formula 11a below.
- PI is the same as defined in Formula 11 above,
- R a , R b , R c , R 11 , R 12 , R 21 , R 22 , R 31 , R 32 , o, p, and q are each as defined in Formula 1.
- X may be an integer of 1 or more, and is not particularly limited to the upper limit. For example, it may be an integer between 1 and 10,000.
- the polyimide film according to the present invention may be prepared by polymerizing a transparent polyamic acid solution (eg, a polyamic acid-containing solution) by exothermic solution polymerization according to a conventional method known in the art.
- a transparent polyamic acid solution eg, a polyamic acid-containing solution
- exothermic solution polymerization e.g., a transparent polyamic acid solution
- the polyamic acid composition after coating (casting) the polyamic acid composition on a support, it may be prepared by inducing an imide ring reaction (Imidazation) for 0.5 to 8 hours while gradually raising the temperature in the range of 30 to 350°C. At this time, it is preferable to react under an inert atmosphere such as argon or nitrogen.
- the coating method can be used without limitation conventional methods known in the art, for example, spin coating, dip coating, solvent casting, slot die coating And it may be made by at least one method selected from the group consisting of a spray coating.
- the colorless and transparent polyimide layer may be coated with a transparent polyamic acid composition one or more times so that the thickness becomes several tens of ⁇ m at several hundred nm.
- the imidization method applied to the step of imidizing the polymerized polyamic acid by casting it on a support is a thermal imidization method, a chemical imidization method, or a thermal imidization method and a chemical
- the imidization method can be used in combination.
- the thermal imidization method is a method of casting a polyamic acid solution on a support and heating it slowly in a temperature range of 30 to 400°C while heating for 1 to 10 hours to obtain a polyimide film.
- the chemical imidization method is a method of introducing a dehydrating agent represented by an acid anhydride such as acetic anhydride and an imidization catalyst represented by amines such as isoquinoline, ⁇ -picoline, and pyridine into a polyamic acid solution.
- a dehydrating agent represented by an acid anhydride such as acetic anhydride
- an imidization catalyst represented by amines such as isoquinoline, ⁇ -picoline, and pyridine
- the heating conditions of the polyamic acid solution may be varied depending on the type of the polyamic acid solution, the thickness of the polyimide film to be produced, and the like.
- a dehydrating agent and an imidation catalyst are added to a polyamic acid solution, cast onto a support, and then cast at 80 to 300°C. , Preferably by heating at 150 to 250° C. to activate the dehydrating agent and the imidation catalyst, and then partially cured and dried to obtain a polyimide film.
- the thickness of the polyimide film of the present invention thus formed is not particularly limited, and may be appropriately adjusted depending on the field to be applied. For example, it may range from 10 to 150 ⁇ m, preferably 10 to 80 ⁇ m.
- the transparent polyimide resin film according to the present invention may be applied to various fields, and specifically, may be used for a substrate such as a flexible display or a protective film.
- a substrate such as a flexible display or a protective film.
- it should basically have high transparency, low yellowness, and excellent mechanical characteristics at the same time.
- the light transmittance of 550 nm is 10% or more at a film thickness of 10 ⁇ m
- the yellowness value of 550 nm is 7 or less. Is required.
- an adhesive force is required in which the polyimide on the support (glass substrate) does not peel off the glass substrate during the process.
- the polyimide film of the present invention prepared by imidizing the above-described triamine-containing polyamic acid composition may have low yellowness, high tensile strength and modulus of elasticity simultaneously while exhibiting high transparency.
- the polyimide film has physical property conditions of (i) to (iv) below, such as (i) a light transmittance of wavelength 550 nm of 88% or more, and (ii) yellowness according to ASTM E313-73 standard (Yellow Index) may be 3.5 or less (based on 10 ⁇ m), (iii) tensile strength (MPa) according to ISO 527-3 standard may be 100 MPa or more, and (iv) elastic modulus (GPa) may be 3.5 GPa or more.
- the transparent polyimide film of the present invention having the above-described physical properties can be particularly usefully applied to fields where high transparency and mechanical properties are required.
- a display for an organic EL device (OLED) a display for a liquid crystal device, a TFT substrate, a flexible printed circuit board, a flexible OLED surface lighting substrate, a substrate for a flexible display, such as a substrate material for electronic paper, and/ Or it can be used as a protective film.
- OLED organic EL device
- TFT substrate a display for a liquid crystal device
- TFT substrate a TFT substrate
- a flexible printed circuit board a flexible OLED surface lighting substrate
- a substrate for a flexible display such as a substrate material for electronic paper, and/ Or it can be used as a protective film.
- a substrate for a flexible display such as a substrate material for electronic paper, and/ Or it can be used as a protective film.
- N,N-dimethylacetamide N,N-Dimethylacetamide, hereinafter referred to as DMAc
- DMAc N,N-dimethylacetamide
- the temperature of the reactor was raised to 50°C, and 2,2'-bis (Trifluoromethyl)-4,4'-diaminophenyl (2,2'-Bis(trifluoromethyl)-4,4'-Diaminobiphenyl, hereinafter referred to as TFDB) 15.0 g (95 mol%) and represented by the following formula 3a 1.488 g (5 mol%) of triamine was added, and the monomer was stirred for 1 hour to dissolve completely.
- TFDB 2,2'-bis (Trifluoromethyl)-4,4'-diaminophenyl
- Example 2 Under the same conditions as in Example 1, after filling the round bottom flask with 220.478 g of DMAc, the temperature of the reactor was raised to 50° C. to give 15.0 g (90 mol%) of TFDB and 3.141 g (10 mol%) of triamine of Formula 3a. Was added and the monomer was stirred for 1 hour to dissolve completely. Subsequently, 18.497 g (80 mol%) of 6FDA, and 2.270 g (20 mol%) of PMDA were sequentially added, followed by cooling to 30°C to dissolve.
- the colorless and transparent polyimide film production process was performed in the same manner as in Example 1.
- Example 2 Under the same conditions as in Example 1, after filling the round bottom flask with 190.913 g of DMAc, the temperature of the reactor was raised to 50° C., 15.0 g (100 mol%) of TFDB was added, and the monomer was stirred for 1 hour to completely dissolve. Ordered. Subsequently, 16.647 g (80 mol%) of 6FDA and 2.043 g (20 mol%) of PMDA were sequentially added, followed by cooling to 30°C to dissolve.
- the colorless and transparent polyimide film production process was performed in the same manner as in Example 1.
- Example 2 Under the same conditions as in Example 1, after filling the round bottom flask with 192.403 g of DMAc, the temperature of the reactor was raised to 50° C., and 15.0 g (95 mol%) of TFDB and 1.488 g (5 mol%) of triamine of Formula 3a were obtained. Was added and the monomer was stirred for 1 hour to dissolve completely.
- BPDA 3,3',4,4'-biphenyltetracarboxylic dianhydride
- 6FDA 3,3',4,4'-biphenyltetracarboxylic dianhydride
- the colorless and transparent polyimide film production process was performed in the same manner as in Example 1.
- Example 2 Under the same conditions as in Example 1, after filling the round bottom flask with 207.268 g of DMAc, the temperature of the reactor was raised to 50° C. to give 15.0 g (90 mol%) of TFDB and 3.141 g (10 mol%) of triamine of Formula 3a. Was added and the monomer was stirred for 1 hour to dissolve completely. Subsequently, 9.188 g (60 mol%) of BPDA and 9.248 g (40 mol%) of 6FDA were sequentially added, followed by cooling to 30°C to dissolve.
- the colorless and transparent polyimide film production process was performed in the same manner as in Example 1.
- Example 2 Under the same conditions as in Example 1, after filling the round bottom flask with 179.024 g of DMAc, the temperature of the reactor was raised to 50° C., 15.0 g (100 mol%) of TFDB was added, and the monomer was stirred for 1 hour to completely dissolve. Ordered. Subsequently, 8.269 g (60 mol%) of BPDA, and 8.324 g (40 mol%) of 6FDA were sequentially added, followed by cooling to 30°C to dissolve.
- the colorless and transparent polyimide film production process was performed in the same manner as in Example 1.
- cyclobutane-1,2,3,4-tetracarboxylic dianhydride Cyclobutane-1,2,3,4-tetracarboxylic dianhydride, hereinafter referred to as CBDA
- CBDA Cyclobutane-1,2,3,4-tetracarboxylic dianhydride
- the colorless and transparent polyimide film production process was performed in the same manner as in Example 1.
- Example 2 Under the same conditions as in Example 1, after filling the round bottom flask with 193.482 g of DMAc, the temperature of the reactor was raised to 50° C. to give 15.0 g (90 mol%) of 6FODA and 2.991 g (10 mol%) of triamine of Formula 3a. Was added and the monomer was stirred for 1 hour to dissolve completely. Subsequently, 5.833 g (60 mol%) of CBDA and 10.320 g (40 mol%) of BPADA were sequentially added, followed by cooling to 30°C to dissolve.
- the colorless and transparent polyimide film production process was performed in the same manner as in Example 1.
- Example 2 Under the same conditions as in Example 1, after filling the round bottom flask with 167.379 g of DMAc, the temperature of the reactor was increased to 50° C., 6FODA 15.0 g (100 mol%) was added, and the monomer was stirred for 1 hour to completely dissolve. Ordered. Subsequently, 5.249 g (60 mol%) of CBDA, and 9.288 g (40 mol%) of BPADA were sequentially added, followed by cooling to 30°C to dissolve.
- the colorless and transparent polyimide film production process was performed in the same manner as in Example 1.
- compositions of the polyamic acid compositions prepared in Examples 1 to 6 and Comparative Examples 1 to 3 herein are shown in Table 1 below.
- mol% represents the molar ratio of each monomer in all of diamine, triamine, and dianhydride.
- UV-Vis NIR Spectrophotometer Shiadzu, model name: UV-3150
- the yellowness was measured by ASTM E313-73 standard using a spectrophotometer (Konica Minolta, model name: CM-3700d).
- the colorless and transparent polyimide film of the present invention containing triamine is superior in terms of light transmittance, yellowness, modulus of elasticity and tensile strength compared to Comparative Examples 1 to 3 without triamine. It was found to have. Specifically, in the present invention, as the triamine is included, a synergistic effect was exhibited in terms of yellowness and mechanical properties of the transparent polyimide film, and as the amount of triamine added increased, the yellowness significantly decreased, and the modulus and tensile strength were significantly It showed increasing results.
- the polyamic acid composition of the present invention was confirmed to be applicable to a flexible display (Flexible Display) substrate and a protective film.
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Nonlinear Science (AREA)
- Manufacturing & Machinery (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Materials Engineering (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Abstract
Description
구분 | 디아민(mol%) | 트리아민(mol%) | 디안하이드라이드(mol%) | |
실시예1 | TFDB(95) | 화학식3a (5) | 6FDA(80) | PMDA(20) |
실시예2 | TFDB(90) | 화학식3a (10) | 6FDA(80) | PMDA(20) |
실시예3 | TFDB(95) | 화학식3a (5) | BPDA(60) | 6FDA(40) |
실시예4 | TFDB(90) | 화학식3a (10) | BPDA(60) | 6FDA(40) |
실시예5 | 6FODA(95) | 화학식3a (5) | CBDA(60) | BPADA(40) |
실시예6 | 6FODA(90) | 화학식3a (10) | CBDA(60) | BPADA(40) |
비교예1 | TFDB(100) | - | 6FDA(80) | PMDA(20) |
비교예2 | TFDB(100) | - | BPDA(60) | 6FDA(40) |
비교예3 | 6FODA(100) | - | CBDA(60) | BPADA(40) |
구분 | 투과도 (%) | 황색도 | 탄성율 (Gpa) | 인장강도 (Mpa) |
실시예1 | 88 | 3.2 | 3.8 | 114 |
실시예2 | 89 | 3.1 | 3.9 | 120 |
실시예3 | 89 | 2.9 | 4.0 | 118 |
실시예4 | 90 | 2.8 | 4.2 | 125 |
실시예5 | 90 | 3.0 | 3.6 | 110 |
실시예6 | 90 | 2.9 | 3.8 | 113 |
비교예1 | 86 | 3.9 | 3.3 | 93 |
비교예2 | 87 | 3.6 | 3.4 | 96 |
비교예3 | 87 | 3.7 | 3.2 | 92 |
Claims (16)
- 적어도 1종의 디아민;적어도 1종의 디안하이드라이드; 및하기 화학식 1로 표시되는 트리아민을 포함하는 폴리아믹산 조성물:[화학식 1]상기 화학식 1에서,A1은 C6~C30 방향족 또는 C5~C30의 지환족 유기기이며, 상기 방향족 및 지환족 유기기는 각각 독립적으로 단일환이거나, 또는 적어도 2개의 고리가 직접 또는 가교구조를 통해 연결된 것이며,Y1 내지 Y3는 서로 동일하거나 또는 상이하며, 각각 독립적으로 단일결합이거나 또는 -O-, -S-, -SO2-, -COO-, -OCO-, C2~C30의 알케닐기, C4~C30의 시클로알킬렌기 및 C6~C30의 아릴렌기로 이루어진 군에서 선택되며,B1 내지 B3는 서로 동일하거나 또는 상이하며, 각각 독립적으로 C6~C30 방향족 또는 C5~C30의 지환족 유기기이며, 상기 방향족 및 지환족 유기기는 각각 독립적으로 단일환이거나, 또는 적어도 2개의 고리가 직접 또는 가교구조를 통해 연결된 것이며,Ra, Rb 및 Rc는 서로 동일하거나 또는 상이하며, 각각 독립적으로 수소, 할로겐, 시아노기, 니트로기, C1~C40의 알킬기, 및 -CF3로 구성된 군에서 선택되며,o, p 및 q는 각각 독립적으로 0 내지 4의 정수이며,R11, R12, R21, R22, R31 및 R32는 서로 동일하거나 또는 상이하며, 각각 독립적으로 수소, 할로겐, 시아노기, 니트로기, C1~C40의 알킬기, 및 -CF3로 구성된 군에서 선택되며,상기 A1, Y1~Y3, B1~B3, Ra~Rc, R11, R12, R21, R22, R31 및 R32에 있어서 임의의 수소는 각각 독립적으로 할로겐 및 -CF3 로 구성된 군에서 선택된 1종 이상의 치환기로 치환될 수 있다.
- 제1항에 있어서,상기 화학식 1로 표시되는 트리아민의 함량은, 당해 디아민과 트리아민을 합한 전체 아민 100 몰%를 기준으로 1 내지 20 몰%인 폴리아믹산 조성물.
- 제1항에 있어서,상기 화학식 1로 표시되는 트리아민의 함량은 당해 폴리아믹산 조성물의 총 중량 대비 0.1 내지 20 중량부인 폴리아믹산 조성물.
- 제1항에 있어서,상기 디아민과 트리아민을 합한 전체 아민(a)과 상기 디안하이드라이드(b)의 몰수의 비(a/b)는 0.7 내지 1.3 범위인 폴리아믹산 조성물.
- 제1항에 있어서,상기 적어도 1종의 디아민은, 옥시디아닐린(ODA), 2,2'-비스(트리플루오로메틸)-4,4'-디아미노비페닐(2,2'-TFDB), 2,2'-비스(트리플루오로 메틸)-4,3'- 디아미노비페닐 (2,2'-Bis(trifluoromethyl) -4,3'-Diaminobiphenyl), 2,2'-비스 (트리플루오로 메틸)-5,5'-디아미노비페닐 (2,2'-Bis(trifluoromethyl) -5,5'-Diaminobiphenyl), 2,2'-비스(트리플루오로메틸)-4,4'-다이아미노페닐에테르(2,2'-Bis(trifluoromethyl)-4,4'-diaminodiphenyl ether, 6-FODA), 비스 아미노하이드록시 페닐 헥사플르오로프로판(DBOH), 비스 아미노 페녹시 페닐 헥사플루오로프로판(4BDAF), 비스 아미노 페녹시 페닐프로판(6HMDA), 비스 아미노페녹시 디페닐술폰(DBSDA), 비스(4-아미노페닐)설폰(4,4'-DDS), 비스(3-아미노페닐)설폰(3,3'-DDS), 술포닐디프탈릭안하이드라이드(SO2DPA), 및 4,4'-옥시디아닐린 (4,4'-ODA), 비스(카르복시페닐) 디메틸실란로 구성된 군에서 선택된 1종 이상인 폴리아믹산 조성물.
- 제1항에 있어서,상기 적어도 1종의 디안하이드라이드는, 피로멜리틱 디안하이드라이드 (PMDA), 비페닐테트라카르복실릭 디안하이드라이드(BPDA), 2,2-비스(3,4-디카르복시페닐)헥사플루오로프로판 디안하이드라이드 (2,2-bis(3,4-dicarboxyphenyl)hexafluoropropane dianhydrid, 6-FDA), 4,4'-비스페놀에이 디안하이드라이드(4,4'-Bisphenol A dianhydride, BPADA), 4-(트리플루오로메틸)피로멜리틱 디안하이드라이드 (4-(trifluoromethyl)pyromellitic dianhydride, 4-TFPMDA), 사이클로부탄 테트라카르복실릭 디안하이드라이드(CBDA), 1,2,3,4-사이클로펜탄 테트라카르복실릭 디안하이드라이드(CPDA), 및 비사이클로[2,2,2]-7-옥텐-2,3,5,6-테트라카르복실산 디안하이드라이드(BCDA)로 구성된 군에서 선택된 1종 이상인 폴리아믹산 조성물.
- 제1항에 있어서,상기 조성물은 m-크레졸, N-메틸-2-피롤리돈(NMP), 디메틸포름아미드(DMF), 디메틸아세트아미드(DMAc), 디메틸설폭사이드(DMSO), 아세톤, 디에틸아세테이트, 디메틸 프탈레이트(DMP), 테트라하이드로퓨란(THF), 클로로포름, 및 γ-부티로락톤로 구성된 군에서 선택된 적어도 1종의 용매를 포함하는 폴리아믹산 조성물.
- 하기 화학식 4로 표시되는 반복단위를 포함하는 폴리아믹산.[화학식 4]상기 식에서,PAA는 디아민과 디안하이드라이드의 반응으로부터 유래된 폴리아믹산 또는 그 유도체이며,A1은 C6~C30 방향족 또는 C5~C30의 지환족 유기기이며, 상기 방향족 및 지환족 유기기는 각각 독립적으로 단일환이거나, 또는 적어도 2개의 고리가 직접 또는 가교구조를 통해 연결된 것이며,Y1 내지 Y3는 서로 동일하거나 또는 상이하며, 각각 독립적으로 단일결합이거나 또는 -O-, -S-, -SO2-, -COO-, -OCO-, C2~C30의 알케닐기, C4~C30의 시클로알킬렌기 및 C6~C30의 아릴렌기로 이루어진 군에서 선택되며,B1 내지 B3는 서로 동일하거나 또는 상이하며, 각각 독립적으로 C6~C30 방향족 또는 C5~C30의 지환족 유기기이며, 상기 방향족 및 지환족 유기기는 각각 독립적으로 단일환이거나, 또는 적어도 2개의 고리가 직접 또는 가교구조를 통해 연결된 것이며,Ra, Rb 및 Rc는 서로 동일하거나 또는 상이하며, 각각 독립적으로 수소, 할로겐, 시아노기, 니트로기, C1~C40의 알킬기, 및 -CF3로 구성된 군에서 선택되며,o, p 및 q는 각각 독립적으로 0 내지 4의 정수이며,R11, R12, R21, R22, R31 및 R32는 서로 동일하거나 또는 상이하며, 각각 독립적으로 수소, 할로겐, 시아노기, 니트로기, C1~C40의 알킬기, 및 -CF3로 구성된 군에서 선택되며,상기 A1, Y1~Y3, B1~B3, Ra~Rc, R11, R12, R21, R22, R31 및 R32에 있어서 임의의 수소는 각각 독립적으로 할로겐 및 -CF3 로 구성된 군에서 선택된 1종 이상의 치환기로 치환될 수 있다.
- 제1항 내지 제9항 중 어느 한 항의 폴리아믹산 조성물을 이미드화하여 형성된 투명 폴리이미드 필름.
- 제12항에 있어서,하기 (i) 내지 (iv)의 물성 조건을 만족하는 투명 폴리이미드 필름:(i) 파장 550nm의 광선 투과율이 88% 이상이며,(ii) ASTM E313-73 규격에 의한 황색도(Yellow Index)가 3.5 이하이며,(iii) ISO 527-3 규격에 의한 인장강도(MPa)가 100 MPa 이상이며,(iv) 탄성율(GPa)이 3.5 GPa 이상임.
- 제12항에 있어서,플렉서블 디스플레이용 기판 및 보호막으로 사용되는 투명 폴리이미드 필름.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2021537772A JP7387742B2 (ja) | 2018-12-28 | 2019-09-05 | ポリアミック酸組成物及びこれを用いた透明ポリイミドフィルム |
CN201980086776.0A CN113227207B (zh) | 2018-12-28 | 2019-09-05 | 聚酰胺酸组合物及利用其的透明聚酰亚胺膜 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020180171900A KR20200081904A (ko) | 2018-12-28 | 2018-12-28 | 폴리아믹산 조성물, 및 이를 이용한 투명 폴리이미드 필름 |
KR10-2018-0171900 | 2018-12-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2020138645A1 true WO2020138645A1 (ko) | 2020-07-02 |
Family
ID=71129877
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2019/011482 WO2020138645A1 (ko) | 2018-12-28 | 2019-09-05 | 폴리아믹산 조성물, 및 이를 이용한 투명 폴리이미드 필름 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP7387742B2 (ko) |
KR (1) | KR20200081904A (ko) |
CN (1) | CN113227207B (ko) |
WO (1) | WO2020138645A1 (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114231029A (zh) * | 2021-12-29 | 2022-03-25 | 山东华夏神舟新材料有限公司 | 交联型高透明聚酰亚胺薄膜及其制备方法 |
CN114854196A (zh) * | 2021-02-05 | 2022-08-05 | 株式会社斗山 | 聚酰亚胺膜 |
CN115011116A (zh) * | 2021-03-04 | 2022-09-06 | 株式会社斗山 | 聚酰亚胺膜 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114479074B (zh) * | 2021-12-29 | 2023-12-19 | 浙江中科玖源新材料有限公司 | 一种耐高温透明聚酰亚胺薄膜及其制备方法、应用 |
CN115820084B (zh) * | 2022-12-22 | 2024-03-29 | 湖南大麓科技有限公司 | 一种高强度防腐管道加固复合材料及其制备方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20080041997A (ko) * | 2006-11-08 | 2008-05-14 | 주식회사 엘지화학 | 액정배향용 조성물, 이로 제조된 액정배향막, 및 이를포함하는 액정디스플레이 |
JP2015108062A (ja) * | 2013-12-04 | 2015-06-11 | 日立金属株式会社 | 分岐ポリアミック酸、ポリアミック酸塗料およびそれを用いた絶縁電線 |
KR20180073610A (ko) * | 2015-10-19 | 2018-07-02 | 우베 고산 가부시키가이샤 | 폴리이미드 전구체, 가교 구조를 갖는 폴리이미드 및 그의 제조 방법 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5359273B2 (ja) | 2006-07-25 | 2013-12-04 | 宇部興産株式会社 | 末端変性多分岐ポリイミド、金属メッキ被覆末端変性多分岐ポリイミド及びこれらの製造方法 |
US9109088B2 (en) | 2012-02-03 | 2015-08-18 | Ohio Aerospace Institute | Porous cross-linked polyimide networks |
CN105237785A (zh) * | 2015-10-30 | 2016-01-13 | 南京理工大学 | 一种聚酰亚胺薄膜的制备方法 |
CN106009017A (zh) * | 2016-05-18 | 2016-10-12 | 西南科技大学 | 一种支化磺化聚酰亚胺/二维层状材料复合质子导电膜的制备方法 |
CN107383404A (zh) * | 2017-07-03 | 2017-11-24 | 西南科技大学 | 一种含氟支化磺化聚酰亚胺质子导电膜的制备方法 |
-
2018
- 2018-12-28 KR KR1020180171900A patent/KR20200081904A/ko not_active Application Discontinuation
-
2019
- 2019-09-05 WO PCT/KR2019/011482 patent/WO2020138645A1/ko active Application Filing
- 2019-09-05 CN CN201980086776.0A patent/CN113227207B/zh active Active
- 2019-09-05 JP JP2021537772A patent/JP7387742B2/ja active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20080041997A (ko) * | 2006-11-08 | 2008-05-14 | 주식회사 엘지화학 | 액정배향용 조성물, 이로 제조된 액정배향막, 및 이를포함하는 액정디스플레이 |
JP2015108062A (ja) * | 2013-12-04 | 2015-06-11 | 日立金属株式会社 | 分岐ポリアミック酸、ポリアミック酸塗料およびそれを用いた絶縁電線 |
KR20180073610A (ko) * | 2015-10-19 | 2018-07-02 | 우베 고산 가부시키가이샤 | 폴리이미드 전구체, 가교 구조를 갖는 폴리이미드 및 그의 제조 방법 |
Non-Patent Citations (2)
Title |
---|
CHEN, H. O: "Synthesis of autophotosensitive hyperbranched polyimides based on 3,3',4,4'-benzophenonetetracarboxylic dianhydride and 1,3,5-tris(4-aminophenoxy)benzene via end capping of the terminal anhydride groups by ortho-alkyl aniline", JOURNAL OF POLYMER SCIENCE PART A: POLYMER CHEMISTRY, vol. 41, 2003, XP002991787 * |
ZHOU, H.: "Breaking the mutual restraint between low permittivity and low thermal expansion in polyimide films via a branched crosslink structure", POLYMER, vol. 162, 26 December 2018 (2018-12-26), XP085575583 * |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114854196A (zh) * | 2021-02-05 | 2022-08-05 | 株式会社斗山 | 聚酰亚胺膜 |
JP2022120772A (ja) * | 2021-02-05 | 2022-08-18 | ドゥーサン コーポレイション | 優れた光学特性を有するポリイミドフィルム |
JP7227325B2 (ja) | 2021-02-05 | 2023-02-21 | ドゥーサン コーポレイション | 優れた光学特性を有するポリイミドフィルム |
CN114854196B (zh) * | 2021-02-05 | 2024-05-28 | 株式会社斗山 | 聚酰亚胺膜 |
CN115011116A (zh) * | 2021-03-04 | 2022-09-06 | 株式会社斗山 | 聚酰亚胺膜 |
JP2022135876A (ja) * | 2021-03-04 | 2022-09-15 | ドゥーサン コーポレイション | 優れた復元特性を有するポリイミドフィルム |
JP7271620B2 (ja) | 2021-03-04 | 2023-05-11 | ドゥーサン コーポレイション | 優れた復元特性を有するポリイミドフィルム |
CN114231029A (zh) * | 2021-12-29 | 2022-03-25 | 山东华夏神舟新材料有限公司 | 交联型高透明聚酰亚胺薄膜及其制备方法 |
CN114231029B (zh) * | 2021-12-29 | 2023-08-22 | 山东华夏神舟新材料有限公司 | 交联型高透明聚酰亚胺薄膜及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
JP2022515834A (ja) | 2022-02-22 |
CN113227207B (zh) | 2023-12-12 |
JP7387742B2 (ja) | 2023-11-28 |
KR20200081904A (ko) | 2020-07-08 |
CN113227207A (zh) | 2021-08-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2017111299A1 (ko) | 접착력이 향상된 폴리아믹산 조성물 및 이를 포함하는 폴리이미드 필름 | |
WO2020138645A1 (ko) | 폴리아믹산 조성물, 및 이를 이용한 투명 폴리이미드 필름 | |
WO2015183056A1 (ko) | 폴리이미드계 용액 및 이를 이용하여 제조된 폴리이미드계 필름 | |
WO2017179877A1 (ko) | 무색 투명한 폴리아마이드-이미드 필름 및 이의 제조방법 | |
WO2018056573A1 (ko) | 폴리이미드 전구체 용액 및 이의 제조방법 | |
WO2013133508A1 (ko) | 두 개의 치환기를 비대칭 구조로 포함하는 디아민 화합물, 이를 사용하여 제조된 중합체 | |
WO2017188630A1 (ko) | 고강도 투명 폴리아미드이미드 및 이의 제조방법 | |
WO2017111289A1 (ko) | 지환족 모노머가 적용된 폴리아믹산 조성물 및 이를 이용한 투명 폴리이미드 필름 | |
WO2017209414A1 (ko) | 고강도 투명 폴리아미드이미드 및 이의 제조방법 | |
WO2017111300A1 (ko) | 신규 구조의 디아민 모노머를 적용한 폴리아믹산 용액 및 이를 포함하는 폴리이미드 필름 | |
WO2017209413A1 (ko) | 고강도 투명 폴리아미드이미드 및 이의 제조방법 | |
WO2019054612A1 (ko) | 폴리이미드 전구체 조성물 및 이를 이용한 폴리이미드 필름 | |
WO2018117551A1 (ko) | 투명 폴리이미드 필름 | |
WO2017204462A1 (ko) | 폴리아미드이미드, 이의 제조방법 및 이를 이용한 폴리아미드이미드 필름 | |
WO2016140559A1 (ko) | 광전소자의 플렉시블 기판용 폴리이미드 필름용 조성물 | |
WO2018080222A2 (ko) | 폴리이미드 필름 형성용 조성물 및 이를 이용하여 제조된 폴리이미드 필름 | |
WO2020091432A1 (ko) | 폴리이미드 필름의 접착성을 향상시키기 위한 폴리이미드 전구체 조성물 및 이로부터 제조되는 폴리이미드 필름 | |
WO2020141713A1 (ko) | 신규한 디카르보닐 화합물을 포함하는 폴리아믹산 조성물의 제조방법, 폴리아믹산 조성물, 이를 이용한 폴리아미드-이미드 필름의 제조방법 및 그 제조방법을 통해 제조된 폴리아미드-이미드 필름. | |
WO2019103274A1 (ko) | 디스플레이 기판용 폴리이미드 필름 | |
WO2016108631A1 (ko) | 폴리아마이드-이미드 전구체, 폴리아마이드-이미드 필름 및 이를 포함하는 표시소자 | |
WO2018143588A1 (ko) | 가요성 기판 제조용 적층체 및 이를 이용한 가요성 기판의 제조방법 | |
WO2020159174A1 (ko) | 폴리이미드계 수지 필름 및 이를 이용한 디스플레이 장치용 기판, 및 광학 장치 | |
WO2018021747A1 (ko) | 폴리이미드 전구체 용액 및 이의 제조방법 | |
WO2022145891A1 (ko) | 우수한 중합도를 갖는 고분자 수지를 포함하는 광학 필름 및 이를 포함하는 표시장치 | |
WO2022055235A1 (ko) | 폴리이미드계 수지 필름 및 이를 이용한 디스플레이 장치용 기판, 및 광학 장치 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 19905356 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2021537772 Country of ref document: JP Kind code of ref document: A |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
32PN | Ep: public notification in the ep bulletin as address of the adressee cannot be established |
Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 18/08/2021) |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 19905356 Country of ref document: EP Kind code of ref document: A1 |