WO2020145674A1 - 폴리아미드이미드 공중합체, 이를 포함하는 조성물 및 고분자 필름 - Google Patents
폴리아미드이미드 공중합체, 이를 포함하는 조성물 및 고분자 필름 Download PDFInfo
- Publication number
- WO2020145674A1 WO2020145674A1 PCT/KR2020/000369 KR2020000369W WO2020145674A1 WO 2020145674 A1 WO2020145674 A1 WO 2020145674A1 KR 2020000369 W KR2020000369 W KR 2020000369W WO 2020145674 A1 WO2020145674 A1 WO 2020145674A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- repeating unit
- formula
- polyamideimide copolymer
- group
- polyamideimide
- 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.)
- Ceased
Links
- 0 *C(C(OCINC(OI)=O)=O)=C Chemical compound *C(C(OCINC(OI)=O)=O)=C 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/46—Polymerisation initiated by wave energy or particle radiation
- C08F2/48—Polymerisation initiated by wave energy or particle radiation by ultraviolet or visible light
- C08F2/50—Polymerisation initiated by wave energy or particle radiation by ultraviolet or visible light with sensitising agents
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F290/00—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
- C08F290/08—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated side groups
- C08F290/14—Polymers provided for in subclass C08G
-
- 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
- C08G73/12—Unsaturated 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
- C08G73/14—Polyamide-imides
-
- 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
Definitions
- the present invention relates to a polyamideimide copolymer, a composition comprising the same, and a polymer film.
- Polyimide resin is a polymer having relatively low crystallinity or mostly amorphous structure, and exhibits excellent heat resistance, chemical resistance, electrical properties, and dimensional stability due to its rigid chain structure. These polyimide resins are widely used as electrical/electronic materials.
- the polyimide resin has many limitations in use because it has a dark brown limit due to the formation of a charge transfer complex (CTC) of ⁇ electrons present in the imide chain.
- CTC charge transfer complex
- a method of inhibiting the formation of a resonance structure of ⁇ electrons by introducing an aliphatic ring compound has been proposed.
- the polyimide resin according to the above proposals is difficult to exhibit sufficient heat resistance by a curved structure or an aliphatic cyclic compound, and the polymer film produced using this still has limitations showing poor mechanical properties.
- the polyimide resin is formed by imidizing a precursor polyamic acid.
- the final curing is performed in a curing process at a high temperature of 300° C. or higher, the physical properties of the electrical wiring or the substrate are lowered. It may lower the electrical properties of, or cause problems that destroy semiconductor properties.
- the present invention is to provide a polyamideimide copolymer that is colorless and transparent and has excellent mechanical properties, heat resistance and chemical resistance, and is capable of curing at a low temperature.
- the present invention is to provide a composition and a polymer film comprising the polyamideimide copolymer.
- At least one of the imide repeating unit and the amide repeating unit may be provided with a polyamideimide copolymer in which one or more specific functional groups are substituted.
- composition comprising the polyamideimide copolymer may be provided.
- a polymer film including the polyamideimide copolymer may be provided.
- (meth)acryl [(Meth)acryl] is meant to include both acrylic (acryl) and methacryl (Methacryl).
- the imide repeating unit means a repeating unit having an imide bond to the polymer main chain
- the amide repeating unit means a repeating unit having an amide bond to the polymer main chain
- a polyamideimide copolymer in which at least one of the imide repeating unit and the amide repeating unit is substituted with one or more functional groups including the following formula (1) may be provided.
- R 1 is hydrogen or an alkyl group having 1 to 10 carbon atoms
- L is a bond or alkylene having 1 to 10 carbon atoms.
- the present inventors when at least one of the imide repeating unit and the amide repeating unit included in the polyamideimide copolymer includes a functional group containing Formula 1, the polyamideimide copolymer is It was colorless and transparent while having excellent mechanical properties, heat resistance and chemical resistance, and confirmed that it was possible to cure at a low temperature of 200°C or less or 150°C or less through experiments and completed the invention.
- the polyamideimide copolymer having the above characteristics requires a high mechanical property while requiring low temperature curing, or a field requiring industrial curing, for example, a substrate for a display, a protective polymer film for a display, a touch panel, flexible or foldable It is useful as a cover polymer film for (foldable) devices.
- the polyamideimide copolymer of the above embodiment includes an imide repeating unit having an imide bond to the polymer main chain, and an amide repeating unit having an amide bond to the polymer main chain, and at least one of the imide repeating unit and amide repeating unit
- one or more functional groups comprising the formula (1) may be substituted.
- the repeating unit in which one or more functional groups including Formula 1 are substituted may be included in an amount of 5 to 100 mole parts with respect to 100 mole parts of the polyamideimide copolymer.
- the content of the repeating unit in which the functional group containing Formula 1 is substituted by 1 or more is less than 5 mol parts, UV curing may be significantly lowered, so that crosslinking between polymer chains may be difficult to achieve sufficiently.
- the polyamideimide copolymer includes an imide repeating unit and an amide repeating unit together, and at least one of the imide repeating unit and the amide repeating unit is substituted with at least one of the photocurable functional groups containing the formula (1). While improving the thermal, mechanical and optical properties of the coalescence, photocuring is possible, so it is possible to perform a thermal curing process at a low temperature of 200°C or less or 150°C or less in a polymer film manufacturing process. The problem of lowering the physical properties of the wafer can be prevented.
- R 1 may be hydrogen or a methyl group.
- L may be alkylene having 1 to 5 carbon atoms, and may also be ethylene.
- the functional group containing Formula 1 may be any one selected from the group consisting of:
- the imide repeating unit may include any one selected from the group consisting of a first repeating unit represented by the following Chemical Formula 2-1 and a second repeating unit represented by the following Chemical Formula 2-2.
- X 1 is a tetravalent organic group
- R 2 to R 4 are each independently hydrogen; Hydroxy group; An alkyl group having 1 to 10 carbon atoms; Or a functional group containing the formula (1),
- a, b and c are each independently an integer of 1 to 4.
- X 1 may be any one selected from the group represented by the following structural formula.
- R 2 may be a functional group containing Formula 1.
- R 3 and R 4 may be a functional group including Formula 1.
- the molar ratio of the first repeating unit and the second repeating unit in the polyamideimide copolymer may be 10:90 to 90:10, 20:80 to 80:20, or 30:70 to 70:30.
- this molar ratio while maintaining high mechanical properties, it is colorless and transparent and can exhibit excellent heat resistance and chemical resistance.
- problems such as yellowing may occur.
- Amide repeating unit third repeating unit and fourth repeating unit
- the amide repeating unit included in the polyamideimide copolymer according to the above embodiment is selected from the group consisting of a third repeating unit represented by the following Chemical Formula 3-1 and a fourth repeating unit represented by the following Chemical Formula 3-2: It can contain one.
- X 2 is an arylene group having 6 to 30 carbon atoms
- R 5 and R 6 are each independently hydrogen or an alkyl group having 1 to 10 carbon atoms
- R 7 to R 9 are each independently hydrogen; Hydroxy group; An alkyl group having 1 to 10 carbon atoms; Or a functional group containing the formula (1),
- d, e and f are each independently an integer of 1-4.
- X 2 may be any one selected from the group represented by the following structural formula.
- R 7 may be a functional group containing Chemical Formula 1.
- R 8 and R 9 may be a functional group including Formula 1.
- the molar ratio of the third and fourth repeating units in the polyamideimide copolymer may be 10:90 to 90:10 or 10:90 to 50:50.
- the molar ratio of the third repeating unit and the fourth repeating unit is out of the above-described range, problems such as increased haze or yellowing may occur.
- the molar ratio of the imide repeating unit and the amide repeating unit included in the polyamideimide copolymer according to the above embodiment is 10:90 to 90:10, 20:80 to 80:20, or 30:70 to 70:30 days Can.
- the molar ratio is outside the above-described range, problems such as increased haze or poor solubility may occur.
- the weight average molecular weight of the polyamideimide copolymer may be 5,000 to 300,000 g/mol, 10,000 to 250,000 g/mol, or 50,000 to 200,000 g/mol. If the weight average molecular weight of the polyamideimide copolymer is less than 5,000 g/mol, it may be difficult to form a film with a composition comprising the same, and if it exceeds 300,000 g/mol, there is a problem in that solubility is poor.
- the weight average molecular weight means the weight average molecular weight of polystyrene conversion measured by GPC method.
- composition comprising the polyamideimide copolymer.
- the composition may provide a composition capable of forming a polymer film having excellent transparency, heat resistance, chemical resistance, and mechanical strength by including a polyamideimide copolymer having excellent transparency, heat resistance, chemical resistance, and mechanical strength as described above. have.
- the polyamideimide copolymer is substituted with a photocurable functional group containing Formula 1, it is possible to heat-cure at a low temperature, thereby preventing a problem of deteriorating physical properties of an electrical wiring or a substrate, especially a wafer.
- the composition may further include a photoinitiator, a polyfunctional (meth)acrylate monomer, and a solvent.
- the polyfunctional (meth)acrylate monomer is not limited thereto, for example, 1,2-ethylene glycol di(meth)acrylate, 1,4-butanediol di(meth)acrylate, 1,6-hexane Diol di(meth)acrylate, neopentyl glycol di(meth)acrylate, polyethylene glycol di(meth)acrylate, neopentylglycol adipate di(meth)acrylate, hydroxypivalic acid (hydroxyl promisvalic acid) bifunctional acrylates such as neopentyl glycol di(meth)acrylate, dicyclopentanyl di(meth)acrylate, and caprolactone-modified dicyclopentenyl di(meth)acrylate; Trifunctional acrylates such as trimethylolpropane tri(meth)acrylate and dipentaerythritol tri(meth)acrylate; Tetrafunctional acrylates such as diglycerin tetra(meth)acryl
- KAYARAD DPCA-20, KAYARAD DPCA-30, KAYARAD DPCA-60, KAYARAD DPCA120, KAYARAD DPEA-12, KAYARAD HX-620 from Nippon Kayaku may be used, but is not limited thereto. .
- Examples of the photoinitiator that can be additionally included in the composition include, for example, ⁇ -hydroxyketone compounds (ex. IRGACURE 184, IRGACURE 500, IRGACURE 2959, DAROCUR 1173; Ciba Specialty Chemicals (product)); Phenylglyoxylate-based compounds (ex. IRGACURE 754, DAROCUR MBF; Ciba Specialty Chemicals (manufactured)); Benzyl dimethyl ketal compounds (ex. IRGACURE 651; Ciba Specialty Chemicals (manufactured)); ⁇ -aminoketone-based compounds (ex.
- IRGACURE 784 Ciba Specialty Chemicals (manufactured)); Iodonium salt (ex. IRGACURE 250; Ciba Specialty Chemicals (manufactured)); And mixtures of one or more of the above (ex. DAROCUR 4265, IRGACURE 2022, IRGACURE 1300, IRGACURE 2005, IRGACURE 2010, IRGACURE 2020; Ciba Specialty Chemicals (product)), and the like, but are not limited thereto.
- the photoinitiator may be included in an amount of 0.1 to 10 parts by weight and 0.5 to 8 parts by weight based on 100 parts by weight of the polyamideimide copolymer. If the content of the photoinitiator is less than 0.5 part by weight, the polymer film containing the polyamideimide copolymer may not be sufficiently cured, and if it exceeds 8 parts by weight, the optical and mechanical properties of the polymer film may be poor.
- the composition according to another embodiment may further include a surfactant.
- the surfactant may be included in an amount of 0.001 to 0.8 parts by weight based on 100 parts by weight of the polyimide. If the content of the surfactant is less than 0.001, the surface of the polymer film containing the polyamideimide copolymer is not uniformly formed, and if it exceeds 0.8 parts by weight, curing of the composition becomes difficult and mechanical properties may be deteriorated.
- composition according to the other embodiment may further include a solvent to control the viscosity.
- a solvent to control the viscosity.
- the solvent include, but are not limited to, tetrahydrofuran (THF), propylene glycol monoethyl ether (PGMEA), methyl ethyl ketone (MEK), dimethylacetamide (DMAc), and the like. no.
- the solvent may include 50 to 1000 parts by weight based on 100 parts by weight of the polyamideimide copolymer. If the content of the solvent is less than 50 parts by weight, there is a problem of poor solubility, and if it exceeds 1000 parts by weight, the viscosity is too low, and coating of the composition containing the polyamideimide copolymer may be difficult.
- a polymer film comprising the polyamideimide copolymer.
- the polymer film may provide a polymer film having excellent transparency, heat resistance, chemical resistance, and mechanical strength by including a polyamideimide copolymer having excellent transparency, heat resistance, chemical resistance, and mechanical strength.
- the polymer film containing the polyamideimide copolymer may have a yellow index (YI) of 3.0 or less, 2.5 or less, or 2.0 or less as measured by ASTM D1925 based on a thickness of 50 ⁇ 2 ⁇ m. .
- YI yellow index
- ASTM D1925 a thickness of 50 ⁇ 2 ⁇ m.
- the polymer film containing the polyamideimide copolymer may have a haze measured based on ASTM D1003 of 2% or less, 1.5% or less, or 1.0% or less.
- a haze measured based on ASTM D1003 of 2% or less, 1.5% or less, or 1.0% or less.
- the polymer film may have a thickness of 20 to 100 ⁇ m, 30 to 90 ⁇ m, or 40 to 80 ⁇ m, but is not limited thereto, and the thickness may be appropriately adjusted according to the application.
- the method for preparing a polymer film may include coating a composition containing the polyamideimide copolymer on a substrate, and curing the coated composition.
- the step of curing the coated composition may include both photocuring and thermosetting.
- the photo-curing and heat-curing may be performed simultaneously or sequentially. For example, after performing the photo-curing to semi-cured the coated composition, it can be heat-cured at a low temperature to finally produce a polymer film.
- the polyamideimide copolymer is photocurable because it contains a functional group containing Formula 1, which is photocurable.
- the irradiation amount of ultraviolet rays during the photo-curing may be, for example, about 200 to about 1500 mJ/cm 2 .
- a light source for ultraviolet irradiation for example, a high pressure mercury lamp, a metal halide lamp, a black light fluorescent lamp, or the like can be used, but is not limited thereto.
- the photocuring step may be performed by irradiating for about 1 to 10 minutes with the above irradiation amount.
- the polyamideimide copolymer is photocurable, it is possible to heat-cure even at a low temperature of 200°C or lower, or 90 to 180°C.
- physical properties of the polymer film may be improved by additionally performing such low-temperature thermal curing. If the temperature exceeds 200°C, the physical properties of the film may be deteriorated.
- the substrate polyethylene terephthalate, polyethylene naphthalate, polypropylene, polyethylene, cellulose triacetate, cellulose diacetate, poly(meth)acrylic acid alkyl ester, poly(meth)acrylic acid ester copolymer, polyvinyl chloride , Polyvinyl alcohol, polycarbonate, polystyrene, cellophane, polyvinylidene chloride copolymer, polyamide, polyimide, vinyl chloride and vinyl acetate copolymer, polytetrafluoroethylene, and various plastics such as polytrifluoroethylene Polymer films or glass substrates, but are not limited thereto.
- the coating method is, for example, bar coating method, knife coating method, roll coating method, blade coating method, die coating method, micro gravure coating method, comma coating method, slot die coating method, lip coating method, or solution Solution casting may be used, but is not limited thereto.
- the polymer film exhibits excellent transparency, heat resistance, chemical resistance, and mechanical strength, so that the device substrate, display substrate, optical polymer film (optical film), IC (integrated circuit) package, electrodeposition polymer film (adhesive film), It can be used in various fields such as multilayer flexible printed circuit (FRC), tape, touch panel, and protective polymer film for optical discs.
- FRC multilayer flexible printed circuit
- a polyamideimide copolymer capable of curing at a low temperature while having excellent mechanical properties, heat resistance and chemical resistance while being colorless and transparent, and a polymer film and a composition comprising the same.
- the polymer film including the polyamideimide copolymer may be applied to a display substrate, a protective polymer film for a display, a touch panel, a cover polymer film of a flexible or foldable device, etc. due to the above-described properties.
- 2-(methacryloyloxy)ethyl isocyanate [2-(methacryloyloxy)ethyl isocyanate, MOI] 1.56 g (10.1 mmol) and dibutyltin dilaurate (0.38 g (0.60 mmol)) in order. After adding and heating to 50° C., the mixture was stirred for 18 hours. After the reaction was completed, excess ethanol (2 L) was added dropwise to the stirred reaction solution to form a precipitate. The obtained precipitate was separated by filtration under reduced pressure, washed 3 times with ethanol, and dried under vacuum at room temperature for about 24 hours to obtain 12 g of a polyamideimide copolymer (A).
- the molecular weight of the obtained polyamideimide copolymer (A) was measured through GPC (Gel permeation chromatography) under a THF solvent, and the weight average molecular weight (Mw) was 48,000 g/mol as a result of the measurement.
- the molecular weight of the obtained polyamideimide copolymer (B) was measured by means of GPC (Gel permeation chromatography) under a THF solvent, and the weight average molecular weight (Mw) was 46,000 g/mol as a result of the measurement.
- the molecular weight of the obtained polyamideimide copolymer (C) was measured by means of GPC (Gel permeation chromatography) under a THF solvent, and the weight average molecular weight (Mw) was 52,000 g/mol as a result of the measurement.
- the molecular weight of the obtained polyamideimide copolymer (D) was measured by GPC (Gel permeation chromatography) under THF solvent, and the weight average molecular weight (Mw) was 41,000 g/mol as a result of the measurement.
- a polyamideimide precursor solution having a solid content concentration of 13% was prepared by adjusting the viscosity of the polyamideimide precursor solution prepared from the reaction to a certain level.
- 346 g (43.7 mmol) of pyridine and 4.46 g (43.7 mmol) of acetic anhydride were added, stirred sufficiently, and precipitated in methanol. The precipitated solid was filtered and dried in a vacuum oven at 100° C. for 24 hours to obtain a polyamideimide solid.
- TPC terephthaloyl chloride
- a polyamideimide precursor solution having a solid content concentration of 13% was prepared by adjusting the viscosity of the polyamideimide precursor solution prepared from the reaction to a certain level.
- 4.19 g (53.0 mmol) of pyridine and 5.41 g (53.0 mmol) of acetic anhydride were added, stirred sufficiently, and precipitated in methanol.
- the precipitated solid was filtered and dried in a vacuum oven at 100° C. for 24 hours to obtain a solid polyamideimide.
- a polyamideimide precursor solution having a solid content concentration of 13% was prepared by adjusting the viscosity of the polyamideimide precursor solution prepared from the reaction to a certain level.
- 314 g (39.8 mmol) of pyridine and 4.06 g (39.8 mmol) of acetic anhydride were added, stirred sufficiently, and precipitated in methanol.
- the precipitated solid was filtered and dried in a vacuum oven at 100° C. for 24 hours to obtain a polyamideimide solid.
- TPC terephthaloyl chloride
- the polyamideimide or polyamide resin obtained in Examples and Comparative Examples was mixed with a DPCA-120 monomer (polyfunctional (meth)acrylate monomer) in a weight ratio of 5:1, and a solid content of 20% with 2% by weight of Igacure184 initiator. Dissolve in methyl ethyl ketone (MEK) to be %.
- MEK methyl ethyl ketone
- the mixed solution thus obtained was coated on a glass substrate by a knife coating method, dried at 60° C. for 5 minutes, and then photocured using a UV curing machine. Then, heat treatment was performed at 120° C. for 10 minutes and peeling to obtain a polyimide film. Then, the physical properties of the polyimide film were evaluated by the following method, and the results are shown in Table 1 below.
- the glass transition temperature was measured using a TMA IC600 device, and the values are shown in Table 1 below.
- modulus was measured using DMA q800, and the results are shown in Table 1.
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
Abstract
Description
| 황색지수 | 유리전이온도(℃) | 모듈러스(GPa) | |
| 실시예 1 | 1.68 | 191 | 4.21 |
| 실시예 2 | 1.62 | 185 | 4.11 |
| 실시예 3 | 1.72 | 193 | 4.15 |
| 실시예 4 | 1.61 | 192 | 4.08 |
| 비교예 1 | 1.67 | 190 | 3.9 |
| 비교예 2 | 2.71 | 181 | 3.6 |
| 비교예 3 | 3.11 | 180 | 2.52 |
| 비교예 4 | 3.02 | 175 | 2.48 |
| 비교예 5 | 3.15 | 181 | 2.42 |
| 비교예 6 | 3.00 | 173 | 2.38 |
Claims (15)
- 제1항에 있어서,R 1은 수소 또는 메틸기인, 폴리아미드이미드 공중합체.
- 제1항에 있어서,L은 탄소수 1 내지 5의 알킬렌인, 폴리아미드이미드 공중합체.
- 제1항에 있어서,상기 이미드 반복단위는, 하기 화학식 2-1로 표시되는 제1 반복단위 및 하기 화학식 2-2으로 표시되는 제2 반복단위로 이루어진 군에서 선택된 어느 하나를 포함하는, 폴리아미드이미드 공중합체:[화학식 2-1][화학식 2-2]상기 화학식 2-1 및 화학식 2-2에서,X 1은 4가의 유기기이고,R 2 내지 R 4는 각각 독립적으로 수소; 하이드록시기; 탄소수 1 내지 10의 알킬기; 또는 상기 화학식 1을 포함하는 작용기이고,Q 1은 단일결합, -O-, -S-, -C(=O)-, -CH(OH)-, -S(=O) 2-, -Si(CH 3) 2-, -(CH 2)p-(여기서 1≤p≤10), -(CF 2)q-(여기서 1≤q≤10), -C(CH 3) 2-, -C(CF 3) 2- 또는 -C(=O)NH-이고,a, b 및 c는 각각 독립적으로 1 내지 4의 정수이다.
- 제1항에 있어서,상기 아미드 반복단위는, 하기 화학식 3-1로 표시되는 제3 반복단위 및 하기 화학식 3-2로 표시되는 제4 반복단위로 이루어진 군에서 선택된 어느 하나를 포함하는, 폴리아미드이미드 공중합체:[화학식 3-1][화학식 3-2]상기 화학식 3-1 및 화학식 3-2에서,X 2는 탄소수 6 내지 30의 아릴렌기이고,R 5 및 R 6은 각각 독립적으로 수소, 또는 탄소수 1 내지 10의 알킬기이고,R 7 내지 R 9는 각각 독립적으로 수소; 하이드록시기; 탄소수 1 내지 10의 알킬기; 또는 상기 화학식 1을 포함하는 작용기이고,Q 2는 단일결합, -O-, -S-, -C(=O)-, -CH(OH)-, -S(=O) 2-, -Si(CH 3) 2-, -(CH 2)p-(여기서 1≤p≤10), -(CF 2)q-(여기서 1≤q≤10), -C(CH 3) 2-, -C(CF 3) 2- 또는 -C(=O)NH-이고,d, e 및 f는 각각 독립적으로 1 내지 4의 정수이다.
- 제1항에 있어서,상기 이미드 반복단위 및 아미드 반복단위의 몰비는 10:90 내지 90:10인, 폴리아미드이미드 공중합체.
- 제1항에 있어서,상기 폴리아미드이미드 공중합체의 중량 평균 분자량이 5,000 내지 300,000 g/mol인, 폴리아미드이미드 공중합체.
- 제1항의 폴리아미드이미드 공중합체를 포함하는, 조성물.
- 제10항에 있어서,상기 조성물은 광개시제를 더 포함하는, 조성물.
- 제10항에 있어서,상기 조성물은 다관능성 (메트)아크릴레이트 모노머를 더 포함하는, 조성물.
- 제1항의 폴리아미드이미드 공중합체를 포함하는, 고분자 필름.
- 제13항에 있어서,50±2㎛의 두께를 기준으로 ASTM D1925으로 측정한 황색 지수가 3.0 이하이며, ASTM D1003의 기준으로 측정한 헤이즈가 2% 이하인, 고분자 필름.
- 제1항의 폴리아미드이미드 공중합체를 포함한 조성물을 기재 상에 코팅하고 200 ℃ 이하의 온도에서 경화하는, 고분자 필름 제조방법.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202080002300.7A CN111989354B (zh) | 2019-01-11 | 2020-01-09 | 聚(酰胺-酰亚胺)共聚物、包含其的组合物和聚合物膜 |
| US17/053,260 US12404371B2 (en) | 2019-01-11 | 2020-01-09 | Poly(amide-imide) copolymer, composition and polymer film comprising thereof |
| JP2020554900A JP7151953B2 (ja) | 2019-01-11 | 2020-01-09 | ポリアミドイミド共重合体、これを含む組成物および高分子フィルム |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20190003997 | 2019-01-11 | ||
| KR10-2019-0003997 | 2019-01-11 | ||
| KR10-2020-0002769 | 2020-01-08 | ||
| KR1020200002769A KR102718972B1 (ko) | 2019-01-11 | 2020-01-08 | 폴리아미드이미드 공중합체, 이를 포함하는 조성물 및 고분자 필름 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2020145674A1 true WO2020145674A1 (ko) | 2020-07-16 |
Family
ID=71521007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/KR2020/000369 Ceased WO2020145674A1 (ko) | 2019-01-11 | 2020-01-09 | 폴리아미드이미드 공중합체, 이를 포함하는 조성물 및 고분자 필름 |
Country Status (1)
| Country | Link |
|---|---|
| WO (1) | WO2020145674A1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220388899A1 (en) * | 2021-05-25 | 2022-12-08 | Sk Innovation Co., Ltd. | Glass Substrate Multilayer Structure, Manufacturing Method Thereof, and Flexible Display Panel Including the Same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160020229A (ko) * | 2014-08-13 | 2016-02-23 | 주식회사 엘지화학 | 감광성 수지 조성물 |
| KR20170003272A (ko) * | 2015-06-30 | 2017-01-09 | 코오롱인더스트리 주식회사 | 폴리이미드-폴리벤조옥사졸 전구체 용액, 폴리이미드-폴리벤조옥사졸 필름, 및 이의 제조방법 |
| KR20170043447A (ko) * | 2015-10-13 | 2017-04-21 | 삼성전자주식회사 | 폴리(이미드-아미드) 코폴리머, 폴리(이미드-아미드) 코폴리머의 제조 방법, 폴리(이미드-아미드) 코폴리머를 포함하는 성형품, 상기 성형품을 포함하는 전자 소자 |
| KR20190103868A (ko) * | 2018-02-28 | 2019-09-05 | 주식회사 엘지화학 | 감광성 수지 조성물 및 경화막 |
-
2020
- 2020-01-09 WO PCT/KR2020/000369 patent/WO2020145674A1/ko not_active Ceased
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160020229A (ko) * | 2014-08-13 | 2016-02-23 | 주식회사 엘지화학 | 감광성 수지 조성물 |
| KR20170003272A (ko) * | 2015-06-30 | 2017-01-09 | 코오롱인더스트리 주식회사 | 폴리이미드-폴리벤조옥사졸 전구체 용액, 폴리이미드-폴리벤조옥사졸 필름, 및 이의 제조방법 |
| KR20170043447A (ko) * | 2015-10-13 | 2017-04-21 | 삼성전자주식회사 | 폴리(이미드-아미드) 코폴리머, 폴리(이미드-아미드) 코폴리머의 제조 방법, 폴리(이미드-아미드) 코폴리머를 포함하는 성형품, 상기 성형품을 포함하는 전자 소자 |
| KR20190103868A (ko) * | 2018-02-28 | 2019-09-05 | 주식회사 엘지화학 | 감광성 수지 조성물 및 경화막 |
Non-Patent Citations (1)
| Title |
|---|
| KIM, J. W. ET AL.: "Synthesis and performance of polyimide films for the flexible organic light emitting diodes", MOLECULAR CRYSTALS AND LIQUID CRYSTALS, vol. 513, no. 1, 2009, pages 214 - 226, XP055721850, DOI: 10.1080/15421400903210194 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220388899A1 (en) * | 2021-05-25 | 2022-12-08 | Sk Innovation Co., Ltd. | Glass Substrate Multilayer Structure, Manufacturing Method Thereof, and Flexible Display Panel Including the Same |
| US12012355B2 (en) * | 2021-05-25 | 2024-06-18 | Sk Innovation Co., Ltd. | Glass substrate multilayer structure, manufacturing method thereof, and flexible display panel including the same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2014163352A1 (en) | Polyimide cover substrate | |
| WO2018056573A1 (ko) | 폴리이미드 전구체 용액 및 이의 제조방법 | |
| WO2017209413A1 (ko) | 고강도 투명 폴리아미드이미드 및 이의 제조방법 | |
| WO2017111289A1 (ko) | 지환족 모노머가 적용된 폴리아믹산 조성물 및 이를 이용한 투명 폴리이미드 필름 | |
| WO2019054612A1 (ko) | 폴리이미드 전구체 조성물 및 이를 이용한 폴리이미드 필름 | |
| WO2015099443A1 (ko) | 열 용융-압출 성형이 가능한 실세스퀴옥산, 이를 이용한 고투명 및 고내열 플라스틱 투명기판 및 이의 제조방법 | |
| WO2017204462A1 (ko) | 폴리아미드이미드, 이의 제조방법 및 이를 이용한 폴리아미드이미드 필름 | |
| WO2017116171A1 (ko) | 유연기판용 폴리실세스퀴녹산 수지 조성물 | |
| WO2020017920A1 (ko) | 폴리이미드 수지 및 이를 포함하는 네거티브형 감광성 수지 조성물 | |
| WO2018080222A2 (ko) | 폴리이미드 필름 형성용 조성물 및 이를 이용하여 제조된 폴리이미드 필름 | |
| WO2012111964A2 (ko) | 무용제형 조성물 및 그의 제조방법 | |
| WO2016140559A1 (ko) | 광전소자의 플렉시블 기판용 폴리이미드 필름용 조성물 | |
| KR102718972B1 (ko) | 폴리아미드이미드 공중합체, 이를 포함하는 조성물 및 고분자 필름 | |
| WO2020209625A1 (ko) | 폴리아미드-이미드 블록 공중합체, 이의 제조방법 및 이를 포함하는 폴리아미드-이미드 필름 | |
| WO2017061778A1 (ko) | 광경화형 계면의 접착증진 조성물 및 이를 이용한 기판의 표면개질방법 | |
| WO2020145674A1 (ko) | 폴리아미드이미드 공중합체, 이를 포함하는 조성물 및 고분자 필름 | |
| WO2020159193A1 (ko) | 폴리이미드 전구체 조성물 및 이로부터 제조된 폴리이미드 필름, 디스플레이 장치용 기판, 및 광학 장치 | |
| WO2021060602A1 (ko) | 폴리이미드 분말의 제조방법 및 이를 통해 제조된 폴리이미드 분말 | |
| WO2023054866A1 (ko) | 다층구조를 가지는 광학 필름 및 이를 포함하는 표시장치 | |
| WO2021054513A1 (ko) | 폴리이미드 분말의 제조방법 및 이를 통해 제조된 폴리이미드 분말 | |
| WO2021015360A1 (ko) | 폴리이미드 분말의 제조방법 및 이를 통해 제조된 폴리이미드 분말 | |
| WO2022145891A1 (ko) | 우수한 중합도를 갖는 고분자 수지를 포함하는 광학 필름 및 이를 포함하는 표시장치 | |
| WO2022108046A1 (ko) | 폴리이미드 수지 필름, 이를 이용한 플렉서블 디스플레이 장치용 기판, 및 플렉서블 디스플레이 장치 | |
| WO2018143588A1 (ko) | 가요성 기판 제조용 적층체 및 이를 이용한 가요성 기판의 제조방법 | |
| WO2021194317A1 (ko) | 내충격성이 우수한 광학 필름 및 이를 포함하는 표시장치 |
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: 20738227 Country of ref document: EP Kind code of ref document: A1 |
|
| ENP | Entry into the national phase |
Ref document number: 2020554900 Country of ref document: JP Kind code of ref document: A |
|
| NENP | Non-entry into the national phase |
Ref country code: DE |
|
| 122 | Ep: pct application non-entry in european phase |
Ref document number: 20738227 Country of ref document: EP Kind code of ref document: A1 |
|
| WWG | Wipo information: grant in national office |
Ref document number: 17053260 Country of ref document: US |


















