WO2017212952A1 - 異なる二種類の構造単位を有する芳香族ポリケトン - Google Patents
異なる二種類の構造単位を有する芳香族ポリケトン Download PDFInfo
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- 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
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- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
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Definitions
- the present invention relates to an aromatic polyketone having two different types of structural units.
- a polymer (aromatic polyketone) having an aromatic ring and a carbonyl group in the main chain has excellent heat resistance and mechanical properties, and is used as an engineering plastic (for example, Patent Document 1 and Patent Document 2). reference).
- alicyclic polyketones having an alicyclic structure in the main chain are excellent in heat resistance and transparency, and are expected to be applied to optical components (for example, see Patent Document 3).
- the film formed from the aromatic polyketone described in the above document is excellent in transparency and heat resistance, but has room for improvement in flexibility. Therefore, it is desired to develop an aromatic polyketone having good flexibility while maintaining excellent transparency and heat resistance.
- the present invention has been made in view of the above situation, a polymer excellent in transparency, heat resistance and flexibility, and a composition, film, substrate with film, optical element, image display device, coating material and the like using the same. It is an object to provide a molded body.
- Means for solving the above problems include the following embodiments. ⁇ 1> A polymer comprising a structural unit represented by the following general formula (I-1) and a structural unit represented by the following general formula (I-2).
- X represents a divalent group having 6 to 50 carbon atoms including an aromatic ring
- Y represents an alicyclic ring, a carbon atom contained in a carbonyl group adjacent to Y, and the alicyclic ring.
- a divalent group having 5 to 50 carbon atoms, including an alkylene group having 1 to 10 carbon atoms and m represents an integer of 3 to 1000.
- X ′ represents a divalent group having 6 to 50 carbon atoms including an aromatic ring
- Y ′ represents an oil directly bonded to a carbon atom contained in a carbonyl group adjacent to Y ′.
- a divalent group having 3 to 50 carbon atoms including a ring is shown, and n is an integer of 3 to 1000.
- X and X ′ each independently have 12 to 50 carbon atoms.
- X and X ′ each independently represent the following general formula (II-1), the following general formula (II-2), and the following The polymer according to ⁇ 1> or ⁇ 2>, which is a group represented by at least one selected from the group consisting of general formula (II-3).
- each R 1 independently represents a hydrogen atom or an optionally substituted hydrocarbon group having 1 to 30 carbon atoms, and each R 2 independently represents a substituent. And a hydrocarbon group having 1 to 30 carbon atoms which may have Each m independently represents an integer of 0 to 3. ]
- each R 1 independently represents a hydrogen atom or an optionally substituted hydrocarbon group having 1 to 30 carbon atoms, and each R 2 independently represents a substituent.
- a hydrocarbon group having 1 to 30 carbon atoms which may have a hydrogen atom Z represents an oxygen atom or a divalent group represented by the following general formulas (III′-1) to (III′-7).
- Each m independently represents an integer of 0 to 3.
- each R 1 independently represents a hydrogen atom or a hydrocarbon group having 1 to 30 carbon atoms which may have a substituent
- R 2 independently represents a hydrocarbon group having 1 to 30 carbon atoms which may have a substituent
- R 3 and R 4 each independently have a hydrogen atom or a substituent.
- n is independently an integer of 0 to 4
- p is independently of each other.
- each R 5 independently represents a hydrocarbon group having 1 to 30 carbon atoms which may have a substituent.
- n independently represents an integer of 0 to 4.
- Y and Y ′ each independently have 6 to 50 carbon atoms, any one of ⁇ 1> to ⁇ 3> The polymer according to item.
- the alicyclic structures contained in Y and Y ′ are each independently a cyclohexane skeleton, decahydronaphthalene skeleton, adamantane skeleton, norbornane.
- the polymer according to any one of ⁇ 1> to ⁇ 4> comprising at least one selected from the group consisting of a skeleton and a bicyclo [2.2.2] octane skeleton.
- Y and Y ′ are each independently selected from the group consisting of the following general formulas (III-1) to (III-5)
- the polymer according to any one of ⁇ 1> to ⁇ 5> comprising at least one alicyclic ring.
- ⁇ 7> A composition comprising the polymer according to any one of ⁇ 1> to ⁇ 6>.
- ⁇ 9> A film comprising the polymer according to any one of ⁇ 1> to ⁇ 6>.
- ⁇ 10> A substrate with a film having a substrate and the film according to ⁇ 9> provided on at least a part of the surface of the substrate.
- An optical element having the film according to ⁇ 9> or the substrate with a film according to ⁇ 10>.
- ⁇ 12> An image display device having the film according to ⁇ 9> or the film-coated substrate according to ⁇ 10>.
- ⁇ 13> A coating material comprising the polymer according to any one of ⁇ 1> to ⁇ 6>.
- ⁇ 14> A molded article comprising the polymer according to any one of ⁇ 1> to ⁇ 6>.
- a polymer excellent in transparency, heat resistance and flexibility and a composition, a film, a substrate with a film, an optical element, an image display device, a coating material and a molded body using the polymer.
- the term “process” includes a process that is independent of other processes and includes the process if the purpose of the process is achieved even if it cannot be clearly distinguished from the other processes. It is.
- numerical values indicated by using “to” include numerical values described before and after “to” as the minimum value and the maximum value, respectively.
- the upper limit value or the lower limit value described in one numerical range may be replaced with the upper limit value or the lower limit value of another numerical range. Good. Further, in the numerical ranges described in this specification, the upper limit value or the lower limit value of the numerical range may be replaced with the values shown in the examples.
- the content rate or content of each component in the composition is such that when there are a plurality of substances corresponding to each component in the composition, the plurality of kinds present in the composition unless otherwise specified. It means the total content or content of substances.
- the particle diameter of each component in the composition is a mixture of the plurality of types of particles present in the composition unless there is a specific indication when there are a plurality of types of particles corresponding to each component in the composition. Means the value of.
- the term “layer” or “film” refers to a part of the region in addition to the case where the layer or the film is formed when the region where the layer or film exists is observed. It is also included when it is formed only.
- the term “lamination” indicates that layers are stacked, and two or more layers may be combined, or two or more layers may be detachable.
- “transparency” means that the transmittance of visible light and the transmittance of visible light having a wavelength of at least 400 nm are 80% or more (in terms of film thickness of 1 ⁇ m).
- “heat resistance” means that Tg is higher than at least 185 ° C. in a member containing a polymer.
- the polymer of the present embodiment includes a structural unit represented by the following general formula (I-1) and a structural unit represented by the following general formula (I-2).
- X represents a divalent group having 6 to 50 carbon atoms including an aromatic ring
- Y represents an alicyclic ring, a carbon atom contained in a carbonyl group adjacent to Y, and the alicyclic ring.
- a divalent group having 5 to 50 carbon atoms, including an alkylene group having 1 to 10 carbon atoms and m represents an integer of 3 to 1000.
- a plurality of X may be the same or different, and a plurality of Y may be the same or different.
- X ′ represents a divalent group having 6 to 50 carbon atoms including an aromatic ring
- Y ′ represents an oil directly bonded to a carbon atom contained in a carbonyl group adjacent to Y ′.
- a divalent group having 3 to 50 carbon atoms including a ring is shown, and n is an integer of 3 to 1000.
- a plurality of X ′ may be the same or different, and a plurality of Y ′ may be the same or different.
- the polymer of this embodiment can form the film
- the reason is not clear, but it has excellent transparency by including an aromatic ring and an alicyclic ring in the molecular chain, and a part of the alicyclic ring is bonded to a carbon atom in the adjacent carbonyl group via an alkylene group. Therefore, it is considered that the resin is excellent in flexibility and that a part of the alicyclic ring is directly bonded to the carbon atom in the adjacent carbonyl, so that the heat resistance is excellent.
- X and Y in the structural unit represented by the general formula (I-1) and X ′ and Y ′ in the structural unit represented by the general formula (I-2) May be the same or different.
- the carbon numbers of X and X ′ are each independently preferably 12 to 50 from the viewpoint of heat resistance, and preferably 12 to 30. Is preferable from the viewpoint of transparency.
- X and X ′ each independently preferably contain two or more aromatic rings, and more preferably contain two or more benzene rings.
- X and X ′ are independently the following general formula (II-1) and the following general formula.
- a group represented by at least one selected from the group consisting of (II-2) and the following general formula (II-3) is preferable.
- each R 1 independently represents a hydrogen atom or an optionally substituted hydrocarbon group having 1 to 30 carbon atoms
- each R 2 independently represents a substituent.
- Each m independently represents an integer of 0 to 3.
- a wavy line shows a coupling
- R 1 is preferably a hydrocarbon group having 1 to 10 carbon atoms which may have a substituent, and carbon which may have a substituent from the viewpoint of reaction control.
- a hydrocarbon group of 1 to 5 is more preferable.
- Examples of the hydrocarbon group represented by R 1 include saturated aliphatic hydrocarbon groups, unsaturated aliphatic hydrocarbon groups, alicyclic hydrocarbon groups, and combinations of these hydrocarbon groups.
- Examples of the substituent when the hydrocarbon group represented by R 1 has a substituent include a halogen atom, a hydroxy group, an epoxy group, an oxetanyl group, an alkoxy group having 1 to 5 carbon atoms, and an acyl group having 2 to 5 carbon atoms. Is mentioned.
- the carbon number of the hydrocarbon group does not include the carbon number of the substituent.
- Examples of the saturated aliphatic hydrocarbon group represented by R 1 include methyl group, ethyl group, n-propyl group, isopropyl group, n-butyl group, isobutyl group, sec-butyl group, t-butyl group, and n-pentyl group. , Isopentyl group, sec-pentyl group, neo-pentyl group, t-pentyl group, n-hexyl group, n-heptyl group, n-octyl group, n-nonyl group, n-decyl group, n-icosanyl group, n -A triacontanyl group and the like.
- Examples of the unsaturated aliphatic hydrocarbon group represented by R 1 include alkenyl groups such as vinyl groups and allyl groups, and alkynyl groups such as ethynyl groups.
- Examples of the alicyclic hydrocarbon group represented by R 1 include a cyclopropyl group, a cyclobutyl group, a cyclopentyl group, a cyclohexyl group, a cycloheptyl group, a cyclooctyl group, a cycloalkyl group such as a norbornyl group, an adamantyl group, a cyclohexenyl group, and the like. And the like.
- R 2 is preferably a hydrocarbon group having 1 to 10 carbon atoms which may have a substituent. From the viewpoint of reaction control, R 2 has a substituent. More preferred is a hydrocarbon group having 1 to 5 carbon atoms. Examples of the hydrocarbon group represented by R 2 include the same groups as those exemplified as the hydrocarbon group represented by R 1 . m is preferably an integer of 0 to 2.
- Examples of the substituent when the hydrocarbon group represented by R 2 has a substituent include a halogen atom, a hydroxy group, an epoxy group, an oxetanyl group, an alkoxy group having 1 to 5 carbon atoms, and an acyl group having 2 to 5 carbon atoms. Is mentioned.
- the carbon number of the hydrocarbon group does not include the carbon number of the substituent.
- each R 1 independently represents a hydrogen atom or an optionally substituted hydrocarbon group having 1 to 30 carbon atoms
- each R 2 independently represents a substituent.
- Z represents an oxygen atom or a divalent group represented by the following general formulas (III′-1) to (III′-7).
- Each m independently represents an integer of 0 to 3.
- each R 1 independently represents a hydrogen atom or a hydrocarbon group having 1 to 30 carbon atoms which may have a substituent.
- 2 independently represents a hydrocarbon group having 1 to 30 carbon atoms which may have a substituent, and R 3 and R 4 may each independently have a hydrogen atom or a substituent. It represents a good hydrocarbon group having 1 to 30 carbon atoms.
- m independently represents an integer of 0 to 3
- n independently represents an integer of 0 to 4
- p independently represents an integer of 0 to 2, respectively.
- R 3 and R 4 in the general formula (III′-1) are preferably a hydrocarbon group having 1 to 5 carbon atoms which may have a substituent from the viewpoint of heat resistance.
- Examples of the hydrocarbon group having 1 to 30 carbon atoms represented by R 3 and R 4 include the same hydrocarbon groups having 1 to 30 carbon atoms as exemplified for R 1 in the general formula (II-1). It is done.
- Examples of the substituent that R 3 and R 4 may have include a halogen atom, an alkoxy group having 1 to 5 carbon atoms, and an acyl group having 2 to 5 carbon atoms.
- N in the general formulas (III′-2) and (III′-3) each independently represents an integer of 0 to 4, preferably an integer of 0 to 2, more preferably 0 or 1. preferable.
- P in the general formulas (III′-4), (III′-5) and (III′-7) each independently represents an integer of 0 to 2, and is preferably 0 or 1.
- R 1, R 2, and m in formula (II-2), is the same as R 1, R 2, and m in Formula (II-1).
- examples of the substituent include a halogen atom, a hydroxy group, an epoxy group, an oxetanyl group, an alkoxy group having 1 to 5 carbon atoms, and an alkoxy group having 2 to 5 carbon atoms.
- An acyl group etc. are mentioned.
- the carbon number of the hydrocarbon group does not include the carbon number of the substituent.
- each R 5 independently represents a hydrocarbon group having 1 to 30 carbon atoms which may have a substituent.
- n independently represents an integer of 0 to 4.
- R 5 is preferably a hydrocarbon group having 1 to 5 carbon atoms which may have a substituent.
- Examples of the hydrocarbon group represented by R 5 include the hydrocarbon group represented by R 1 in formula (II-1).
- n is preferably an integer of 0 to 2.
- Examples of the substituent when the hydrocarbon group represented by R 5 has a substituent include a halogen atom, a hydroxy group, an epoxy group, an oxetanyl group, an alkoxy group having 1 to 5 carbon atoms, and an acyl group having 2 to 5 carbon atoms. Is mentioned.
- the carbon number of the hydrocarbon group does not include the carbon number of the substituent.
- Y includes an alicyclic ring, a carbon atom included in a carbonyl group adjacent to Y, and an alkylene group having 1 to 10 carbon atoms that connects the alicyclic ring. Represents a divalent group of ⁇ 50.
- Y ′ represents a divalent group having 3 to 50 carbon atoms including an alicyclic ring directly bonded to a carbon atom contained in a carbonyl group adjacent to Y ′. From the viewpoint of heat resistance, it is preferable that the number of carbon atoms of Y and Y ′ is independently 6 to 50.
- the alkylene group having 1 to 10 carbon atoms that connects the alicyclic ring to the carbon atom contained in the carbonyl group adjacent to Y is independently a methylene group or an ethylene group. Preferably, it is a methylene group.
- Examples of the alicyclic structure contained in Y and Y ′ include a cyclopropane skeleton, a cyclobutane skeleton, a cyclopentane skeleton, a cyclohexane skeleton, a cycloheptane skeleton, a cyclooctane skeleton, a cubane skeleton, a norbornane skeleton, and tricyclo [5.2.1. 0] Decane skeleton, adamantane skeleton, diadamantane skeleton, bicyclo [2.2.2] octane skeleton, decahydronaphthalene skeleton and the like.
- the structure of the alicyclic ring contained in Y and Y ′ is selected from the group consisting of a cyclohexane skeleton, a decahydronaphthalene skeleton, an adamantane skeleton, a norbornane skeleton, and a bicyclo [2.2.2] octane skeleton. It is preferable to include at least one selected.
- Y and Y ′ are each a divalent group containing at least one alicyclic ring selected from the group consisting of the following formulas (III-1) to (III-5). More preferably.
- Examples of the divalent group containing an alicyclic ring represented by the formula (III-4) include those represented by the following formulas (III-4-1), (III-4-2), and (III-4-3). And a divalent group containing an alicyclic ring.
- the molecular weight of the polymer of the present embodiment is not particularly limited, and can be selected according to the application.
- the weight average molecular weight (Mw) of the polymer of this embodiment is preferably 5000 or more, and more preferably 10,000 or more.
- the number average molecular weight (Mn) is preferably 1000 or more, and more preferably 2000 or more.
- the weight average molecular weight (Mw) of the polymer of this embodiment is preferably 350,000 or less, and more preferably 300000 or less.
- the number average molecular weight (Mn) is preferably 200000 or less, and more preferably 100000 or less.
- the molecular weight (Mw and Mn) of the polymer of the present embodiment is a value determined by standard polystyrene conversion, measured by GPC method using tetrahydrofuran (THF) as an eluent.
- THF tetrahydrofuran
- the method for producing the polymer of the present embodiment is not particularly limited.
- a compound containing an aromatic ring hereinafter also referred to as aromatic monomer
- a compound represented by the following general formula (IV-1) hereinafter also referred to as dicarboxylic acid monomer A
- the following general formula (IV-2): ) hereinafter also referred to as dicarboxylic acid monomer B
- a reaction step a method of reacting in an acidic medium
- the aromatic monomer is at least one selected from the group consisting of the following general formula (V-1), the following general formula (V-2), and the following general formula (V-3). It is preferable to include.
- each R 1 independently represents a hydrogen atom or an optionally substituted hydrocarbon group having 1 to 30 carbon atoms
- each R 2 independently represents a substituent.
- Each m independently represents an integer of 0 to 3.
- each R 1 independently represents a hydrogen atom or an optionally substituted hydrocarbon group having 1 to 30 carbon atoms
- each R 2 independently represents a substituent.
- Z represents an oxygen atom or a divalent group represented by the following general formulas (III′-1) to (III′-7).
- Each m independently represents an integer of 0 to 3.
- each R 1 independently represents a hydrogen atom or a hydrocarbon group having 1 to 30 carbon atoms which may have a substituent.
- R 2 each independently represents an optionally substituted hydrocarbon group having 1 to 30 carbon atoms, and R 3 and R 4 each independently have a hydrogen atom or a substituent.
- An optionally substituted hydrocarbon group having 1 to 30 carbon atoms is shown.
- m independently represents an integer of 0 to 3
- n independently represents an integer of 0 to 4
- p independently represents an integer of 0 to 2, respectively.
- each R 5 independently represents a hydrocarbon group having 1 to 30 carbon atoms which may have a substituent.
- n independently represents an integer of 0 to 4.
- the acidic medium used in the above method is not particularly limited.
- the “acidic medium” means a medium containing an acidic substance (Bronsted acid or Lewis acid), and the acidic substance may be an organic acid or an inorganic acid.
- the acidic medium is preferably liquid under the reaction conditions.
- an organic solvent solution of aluminum chloride, an organic solvent solution of trifluoroalkanesulfonic acid, polyphosphoric acid, a mixture of diphosphorus pentoxide and organic sulfonic acid, or the like can be used.
- an acidic medium may be used individually by 1 type, or may use 2 or more types together.
- the mixing ratio of diphosphorus pentoxide and organic sulfonic acid is a mass ratio (diphosphorus pentoxide: from the viewpoint of control of the mixing ratio and reactivity.
- the organic sulfonic acid) is preferably 1: 5 to 1:20, more preferably 1: 5 to 1:10.
- the blending amount of the acidic medium with respect to the total amount of the aromatic monomer, dicarboxylic acid monomer A and dicarboxylic acid monomer B is not particularly limited as long as it can dissolve the dicarboxylic acid monomer A and dicarboxylic acid monomer B.
- From the catalyst amount to the solvent It can be used in a range up to an amount. From the viewpoint of reactivity and ease of handling, a range of 5 to 100 parts by mass is preferable with respect to 1 part by mass in total of the dicarboxylic acid monomer A and the dicarboxylic acid monomer B.
- the reaction temperature in the condensation reaction of the aromatic monomer with the dicarboxylic acid monomer A and the dicarboxylic acid monomer B is preferably 10 ° C. to 100 ° C. from the viewpoint of suppressing coloring of the reaction product and side reactions. From the viewpoint of increasing the speed and improving the productivity, the temperature is more preferably 20 ° C to 100 ° C.
- the atmosphere of the reaction in the condensation reaction of the aromatic monomer with the dicarboxylic acid monomer A and the dicarboxylic acid monomer B is not particularly limited, and may be a closed system or an open system. From the viewpoint of suppressing the decrease in the reactivity of the acidic medium due to the presence of moisture, an inert gas atmosphere such as dry air or nitrogen or argon is preferable. From the viewpoint of preventing an unexpected side reaction, an inert gas atmosphere such as nitrogen or argon is more preferable.
- the reaction may be promoted by stirring an acidic medium containing them.
- the stirring method is not particularly limited, and the stirring can be performed by a general method using a magnetic stirrer, a mechanical stirrer, or the like.
- the time for reacting the aromatic monomer with the dicarboxylic acid monomer A and the dicarboxylic acid monomer B can be adjusted depending on the reaction temperature, the molecular weight of the target polymer, the type of monomer used in the reaction, and the like. From the viewpoint of obtaining a polymer having a sufficiently high molecular weight, the reaction time is preferably about 1 hour to 120 hours, and from the viewpoint of productivity, it is more preferably 1 hour to 72 hours.
- the pressure at the time of reacting the aromatic monomer with the dicarboxylic acid monomer A and the dicarboxylic acid monomer B is not particularly limited, and the reaction may be performed under normal pressure, under pressure, or under reduced pressure. From the viewpoint of cost, it is preferable to carry out the reaction under normal pressure.
- the method for taking out the polymer after reacting the aromatic monomer with the dicarboxylic acid monomer A and the dicarboxylic acid monomer B is not particularly limited.
- a reaction solution an acidic catalyst containing a reaction product
- a poor solvent of a polymer that is a reaction product to precipitate a polymer and impurities are extracted into a poor solvent layer. It can be separated and removed from the reaction solution by methods such as filtration, decantation, and centrifugation. Further, after that, the separated polymer is dissolved again in the good solvent of the polymer, and again brought into contact with the poor solvent of the polymer to precipitate the polymer, the impurities are extracted into the poor solvent layer, and the precipitated polymer is filtered.
- the step of separating from the liquid by a method such as decantation or centrifugation may be repeated.
- the drying method is not particularly limited, and the drying can be performed by a method such as vacuum drying, heat vacuum drying, natural drying, hot air drying, heat drying, high frequency drying, dehumidification drying, or the like.
- composition of this embodiment contains the polymer of this embodiment.
- the state of the composition is not particularly limited and can be selected according to the use of the composition. For example, varnish, slurry, mixed powder, etc. are mentioned.
- the composition of this embodiment may contain other components in addition to the polymer of this embodiment. Examples of other components include a solvent, an additive, and a crosslinking agent.
- additives examples include an adhesion assistant, a surfactant, a leveling agent, an antioxidant, and an ultraviolet deterioration preventing agent. These additives may be used alone or in combination of two or more.
- crosslinking agent examples include polyfunctional epoxy compounds, polyfunctional acrylic compounds, polyfunctional oxetane compounds, compounds having a plurality of hydroxy groups, compounds having a plurality of hydroxymethyl groups, compounds having a plurality of alkoxymethyl groups, and the like. These crosslinking agents may be used alone or in combination of two or more.
- Solvents include ⁇ -butyrolactone, ethyl lactate, propylene glycol monomethyl ether acetate, butyl acetate, benzyl acetate, ethoxyethyl propionate, 3-methylmethoxypropionate, N-methyl-2-pyrrolidone, N-cyclohexyl-2 -Pyrrolidone, N, N-dimethylformamide, N, N-dimethylacetamide, dimethyl sulfoxide, hexamethylphosphorylamide, tetramethylene sulfone, diethyl ketone, diisobutyl ketone, methyl amyl ketone, cyclohexanone, propylene glycol monomethyl ether, propylene glycol monopropyl Ether, propylene glycol monobutyl ether, dipropylene glycol monomethyl ether, xylene, mesitylene, ethylbenzene, propylene Piruben
- the film of this embodiment includes the polymer of this embodiment.
- the film of this embodiment is superior in flexibility and heat resistance to a film containing a polymer obtained by polymerizing an aromatic monomer and a single type of alicyclic dicarboxylic acid monomer.
- membrane of this embodiment is not specifically limited.
- the film of the present embodiment is formed by applying the composition of the present embodiment containing a solvent to the surface of the substrate to form a composition layer, and drying it as necessary to remove the solvent from the composition layer.
- the produced membrane may be used as a substrate with a film without being separated from the substrate, or may be used after being separated from the substrate.
- the method for applying the composition to the substrate is not particularly limited, and examples include dipping, spraying, screen printing, bar coating, and spin coating.
- the method for drying the composition layer is not particularly limited, and examples thereof include a method of heating using a hot plate and an oven, and natural drying.
- the dried polymer film of the present embodiment may be further heat-treated.
- the heat treatment method is not particularly limited, and is a box dryer, hot air conveyor dryer, quartz tube furnace, hot plate, rapid thermal annealing, vertical diffusion furnace, infrared curing furnace, electron beam curing furnace, microwave curing furnace. Etc. can be performed using an oven.
- any of air or an inert atmosphere such as nitrogen can be selected.
- the substrate with a film of this embodiment has a substrate and the film of this embodiment provided on at least a part of the surface of the substrate.
- the film-coated substrate of the present embodiment may have a film on one surface of the substrate or may have a film on both surfaces.
- the film formed on the substrate may be a single layer or a multi-layer structure in which two or more layers are laminated.
- the type of base material is not particularly limited.
- a glass substrate for example, a glass substrate, a semiconductor substrate, a metal oxide insulator substrate (for example, a titanium oxide substrate and a silicon oxide substrate), an inorganic substrate such as a silicon nitride substrate, triacetyl cellulose, polyimide, polycarbonate, acrylic resin, cyclohexane
- the resin substrate include olefin resins.
- the substrate may be transparent or not transparent.
- the shape of the substrate is not particularly limited, and examples thereof include a plate shape and a film shape.
- optical element and the image display device of the present embodiment each have the film or the substrate with the film of the present embodiment.
- the optical element and the image display device for example, the substrate side of the substrate on which the film according to the present embodiment is formed, to an LCD (liquid crystal display), an ELD (electroluminescence display) or the like via an adhesive, an adhesive, or the like. It can be obtained by bonding to a member that is being used.
- the optical element of the present embodiment can be preferably used for various image display devices such as a liquid crystal display device as a polarizing plate or the like.
- the image display device may have the same configuration as that of the conventional image display device except that the film of the present embodiment is used.
- the image display device is a liquid crystal display device, by appropriately assembling each component such as a liquid crystal cell, an optical element such as a polarizing plate, and an illumination system (backlight, etc.) as necessary, and incorporating a drive circuit, etc. Can be manufactured.
- the type of the liquid crystal cell is not particularly limited, and a TN type, STN type, ⁇ type, or the like can be used.
- OA equipment such as desktop personal computers, notebook personal computers, copiers, mobile phones, watches, digital cameras, personal digital assistants (PDAs), portable devices such as portable game machines, home electric appliances such as video cameras, televisions, microwave ovens, etc.
- the coating material of this embodiment contains the polymer of this embodiment.
- the object to be coated with the coating material is not particularly limited, and is an OA device such as a desktop personal computer, a notebook personal computer, a copy machine, a mobile phone, a digital camera, a personal digital assistant (PDA), a portable device such as a portable game machine, a video camera, TV, various displays, window glass, in-vehicle glass, camera lens, and the like.
- the method of forming the coating using the coating material is not particularly limited.
- the coating may be formed by adhering a film-shaped coating material to the object to be coated by a method such as laminating, or coating a liquid coating material.
- the coating may be formed by applying to an object and then drying.
- the molded body of the present embodiment includes the polymer of the present embodiment.
- the method for producing the molded body is not particularly limited, and a method known in the technical field can be used.
- extrusion molding method injection molding method, calender molding method, blow molding method, FRP (Fiber Reinforced Plastic) molding method, laminate molding method, casting method, powder molding method, solution casting method, vacuum molding method, compressed air molding Method, extrusion composite molding method, stretch molding method, foam molding method and the like.
- Additives include sliding agents (eg, polytetrafluoroethylene particles), light diffusing agents (acrylic crosslinked particles, silicone crosslinked particles, ultrathin glass flakes, calcium carbonate particles, etc.), fluorescent dyes, inorganic phosphors (aluminic acid) Phosphors with a salt as a mother crystal), antistatic agents, crystal nucleating agents, inorganic and organic antibacterial agents, photocatalytic antifouling agents (titanium oxide particles, zinc oxide particles, etc.), crosslinking agents, curing agents, reaction acceleration Agents, infrared absorbers (heat ray absorbers), photochromic agents and the like.
- sliding agents eg, polytetrafluoroethylene particles
- light diffusing agents acrylic crosslinked particles, silicone crosslinked particles, ultrathin glass flakes, calcium carbonate particles, etc.
- fluorescent dyes e.g., inorganic phosphors (aluminic acid) Phosphors with a salt as a mother crystal
- antistatic agents
- the weight average molecular weight (Mw) and the number average molecular weight (Mn) of the obtained polymer were measured by GPC method using tetrahydrofuran (THF) as an eluent, and determined in terms of standard polystyrene. Details are as follows. ⁇ Device name: Ecosec HLC-8320GPC (Tosoh Corporation) -Column: TSKgel Supermultipore HZ-M (Tosoh Corporation)-Detector: UV detector and RI detector used together-Flow rate: 0.4 ml / min
- Aromatic monomer 2,2'-dimethoxybiphenyl dicarboxylic acid monomer A 1,3-Adamantanediacetic acid / dicarboxylic acid monomer B-1 cis-1,4-cyclohexanedicarboxylic acid / dicarboxylic acid monomer B-2 trans-1,4-cyclohexanedicarboxylic acid / dicarboxylic acid monomer B-3 Mixture of cis-1,4-cyclohexanedicarboxylic acid and trans-1,4-cyclohexanedicarboxylic acid (mass ratio cis: trans 7: 3) ⁇ Dicarboxylic acid monomer B-4 Decalin-2,6-dicarboxylic acid / dicarboxylic acid monomer B-5 1,3-adamantane dicarboxylic acid / dicarboxylic acid monomer B-6 Mixture of 2,
- films prepared from the polymers of Examples synthesized using aromatic monomers and two types of dicarboxylic acid monomers all had good transparency. Moreover, the film
- the film prepared from the polymer of the reference example synthesized using the aromatic monomer and 1,3-adamantane dicarboxylic acid as the dicarboxylic acid monomer had the same flexibility as the example, but the glass transition temperature was It was lower than the examples and was inferior in heat resistance.
- the polymer of this embodiment is excellent in transparency, heat resistance and flexibility.
- the disclosure of Japanese Patent Application No. 2016-1116086 is incorporated herein by reference in its entirety. All documents, patent applications, and technical standards mentioned in this specification are to the same extent as if each individual document, patent application, and technical standard were specifically and individually stated to be incorporated by reference, Incorporated herein by reference.
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Abstract
Description
<1>下記一般式(I-1)で表される構造単位と、下記一般式(I-2)で表される構造単位とを含む、重合体。
<2>前記一般式(I-1)及び前記一般式(I-2)において、X及びX’の炭素数はそれぞれ独立に12~50である、<1>に記載の重合体。
<3>前記一般式(I-1)及び前記一般式(I-2)において、X及びX’は、それぞれ独立に下記一般式(II-1)、下記一般式(II-2)及び下記一般式(II-3)からなる群より選択される少なくとも一種で示される基である、<1>又は<2>に記載の重合体。
<4>前記一般式(I-1)及び前記一般式(I-2)において、Y及びY’の炭素数はそれぞれ独立に6~50である、<1>~<3>のいずれか1項に記載の重合体。
<5>前記一般式(I-1)及び前記一般式(I-2)において、Y及びY’に含まれる脂環の構造は、それぞれ独立にシクロヘキサン骨格、デカヒドロナフタレン骨格、アダマンタン骨格、ノルボルナン骨格及びビシクロ[2.2.2]オクタン骨格からなる群より選択される少なくとも1種を含む、<1>~<4>のいずれか1項に記載の重合体。
<6>前記一般式(I-1)及び前記一般式(I-2)において、Y及びY’は、それぞれ独立に下記一般式(III-1)~(III-5)からなる群より選択される少なくとも1種の脂環を含む、<1>~<5>のいずれか1項に記載の重合体。
<8>さらに溶剤を含む、<7>に記載の組成物。
<9><1>~<6>のいずれか1項に記載の重合体を含む、膜。
<10>基材と、前記基材の表面の少なくとも一部に設けられる<9>に記載の膜と、を有する膜付基材。
<11><9>に記載の膜又は<10>に記載の膜付基材を有する、光学素子。
<12><9>に記載の膜又は<10>に記載の膜付基材を有する、画像表示装置。
<13><1>~<6>のいずれか1項に記載の重合体を含む、被覆材料。
<14><1>~<6>のいずれか1項に記載の重合体を含む、成形体。
本明細書において「~」を用いて示された数値範囲には、「~」の前後に記載される数値がそれぞれ最小値及び最大値として含まれる。
本明細書中に段階的に記載されている数値範囲において、一つの数値範囲で記載された上限値又は下限値は、他の段階的な記載の数値範囲の上限値又は下限値に置き換えてもよい。また、本明細書中に記載されている数値範囲において、その数値範囲の上限値又は下限値は、実施例に示されている値に置き換えてもよい。
本明細書において組成物中の各成分の含有率又は含有量は、組成物中に各成分に該当する物質が複数種存在する場合、特に断らない限り、組成物中に存在する当該複数種の物質の合計の含有率又は含有量を意味する。
本明細書において組成物中の各成分の粒子径は、組成物中に各成分に該当する粒子が複数種存在する場合、特に断らない限り、組成物中に存在する当該複数種の粒子の混合物についての値を意味する。
本明細書において「層」又は「膜」との語には、当該層又は膜が存在する領域を観察したときに、当該領域の全体に形成されている場合に加え、当該領域の一部にのみ形成されている場合も含まれる。
本明細書において「積層」との語は、層を積み重ねることを示し、二以上の層が結合されていてもよく、二以上の層が着脱可能であってもよい。
本明細書において「透明性」とは、可視光の透過性、少なくとも波長400nmの可視光の透過性が80%以上(膜厚1μm換算)であることを意味する。
本明細書において「耐熱性」とは、重合体を含む部材において、Tgが少なくとも185℃より高いことを意味する。
本実施形態の重合体は、下記一般式(I-1)で表される構造単位と、下記一般式(I-2)で表される構造単位とを含む。
本実施形態の重合体において、一般式(I-1)で表される構造単位中のX及びYと、一般式(I-2)で表される構造単位中のX’及びY’とは、それぞれ同じであっても異なっていてもよい。
R1で示される炭化水素基が置換基を有する場合の置換基としては、ハロゲン原子、ヒドロキシ基、エポキシ基、オキセタニル基、炭素数1~5のアルコキシ基、炭素数2~5のアシル基等が挙げられる。なお、R1で示される炭化水素基が置換基を有する場合、炭化水素基の炭素数には、置換基の炭素数を含めないものとする。
一般式(III’-4)、(III’-5)及び(III’-7)におけるpは、それぞれ独立に、0~2の整数を示し、0又は1であることが好ましい。
また、数平均分子量(Mn)は、200000以下であることが好ましく、100000以下であることがより好ましい。
・装置名:Ecosec HLC-8320GPC(東ソー株式会社)
・カラム:TSKgel Supermultipore HZ-M(東ソー株式会社)・検出器:UV検出器とRI検出器を併用
・流速:0.4ml/min
本実施形態の重合体を製造する方法は、特に制限されない。例えば、芳香環を含む化合物(以下、芳香族モノマとも称する)と、下記一般式(IV-1)で表される化合物(以下、ジカルボン酸モノマAとも称する)と、下記一般式(IV-2)で表される化合物(以下、ジカルボン酸モノマBとも称する)と、を酸性媒体中で反応させる工程(以下、反応工程とも称する)を含む方法により製造してもよい。
例えば、塩化アルミニウムの有機溶媒溶液、トリフルオロアルカンスルホン酸の有機溶媒溶液、ポリリン酸、五酸化二リンと有機スルホン酸との混合物等を用いることができる。
反応性と扱いやすさの観点から、酸性媒体には五酸化二リンと有機スルホン酸との混合物を用いることが好ましく、更に、有機スルホン酸としてはメタンスルホン酸が好ましい。
酸性媒体は1種を単独で用いても、2種以上を併用してもよい。
本実施形態の組成物は、本実施形態の重合体を含む。組成物の状態は特に制限されず、組成物の用途等に応じて選択できる。例えば、ワニス、スラリー、混合粉末等が挙げられる。本実施形態の組成物は、本実施形態の重合体に加えてその他の成分を含んでもよい。
その他の成分としては、溶媒、添加剤、架橋剤等が挙げられる。
本実施形態の膜は、本実施形態の重合体を含む。本実施形態の膜は、芳香族モノマと、単一種類の脂環式ジカルボン酸モノマと、を重合して得られる重合体を含む膜よりも柔軟に優れ、かつ耐熱性にも優れている。
組成物を基材に付与する方法は特に制限されず、浸漬法、スプレー法、スクリーン印刷法、バーコート法、スピンコート法等が挙げられる。組成物層を乾燥する方法は特に制限されず、ホットプレート、オーブン等を用いて加熱する方法、自然乾燥などが挙げられる。
本実施形態の光学素子及び画像表示装置は、それぞれ、本実施形態の膜又は膜付基材を有する。
本実施形態の被覆材料は、本実施形態の重合体を含む。被覆材料で被覆される対象は特に制限されず、デスクトップパソコン、ノートパソコン、コピー機等のOA機器、携帯電話、デジタルカメラ、携帯情報端末(PDA)、携帯ゲーム機等の携帯機器、ビデオカメラ、テレビ、各種ディスプレイ、窓ガラス、車載ガラス、カメラレンズなどが挙げられる。被覆材料を用いて被覆を形成する方法は特に制限されず、例えば、膜状の被覆材料をラミネート等の方法で被覆対象に接着することで被覆を形成してもよく、液状の被覆材料を被覆対象に塗布してから乾燥させて被覆を形成してもよい。
本実施形態の成形体は、本実施形態の重合体を含む。成形体の製造方法は特に制限されず、当該技術分野で既知の方法を用いることができる。例えば、押出成形法、射出成形法、カレンダー成形法、ブロー成形法、FRP(Fiber Reinforced Plastic)成形法、積層成形法、注型法、粉末成形法、溶液流延法、真空成形法、圧空成形法、押出複合成形法、延伸成形法、発泡成形法などが挙げられる。
表1及び表2に示すモノマを表1及び表2に示す量(mmol)でフラスコに入れ、五酸化二リンとメタンスルホン酸の混合液(質量比1:10)を30ml加え、窒素風船をつけて60℃で15時間撹拌した。反応後、反応液をメタノール500ml中に投じ、生成した析出物を濾取した。得られた固体を蒸留水とメタノールで洗浄した後、乾燥し、重合体(芳香族ポリケトン)を得た。得られた重合体の重量平均分子量(Mw)と数平均分子量(Mn)を、溶離液としてテトラヒドロフラン(THF)を用いて、GPC法によって測定し、標準ポリスチレン換算にて求めた。詳細は次のとおりである。
・装置名:Ecosec HLC-8320GPC(東ソー株式会社)
・カラム:TSKgel Supermultipore HZ-M(東ソー株式会社)・検出器:UV検出器とRI検出器を併用
・流速:0.4ml/min
得られた重合体を、1-メチル-2-ピロリドン(NMP)に濃度が20質量%となるように溶解し、ポリテトラフルオロエチレン製のメンブレンフィルター(孔径5μm)で濾過して、重合体の組成物(ワニス)を得た。このワニスを、バーコート法によりガラス基板の上に塗布し、120℃に加熱したホットプレート上で3分間乾燥して、膜付ガラス基板を作製した。この膜付ガラス基板を、窒素置換したイナートガスオーブンにて200℃で1時間熱処理した後、波長400nmにおける透過率を、紫外可視分光光度計(「U-3310 Spectrophotometer」日立ハイテク株式会社)を用いた紫外可視吸収スペクトル法によって測定した。膜の付いていないガラス基板をリファレンスとして、膜厚1μmに換算した透過率(%)を表1及び表2に示す。膜厚は、触針式段差計(「Dektak3 ST」、アルバック株式会社(Veeco))を用いて3点測定した値の算術平均値とした。
透明性の評価に用いたものと同じワニスを、バーコート法によりポリイミド(カプトン)フィルムの上に塗布し、120℃に加熱したホットプレート上で3分間乾燥して、重合体の膜付ポリイミド基材を作製した。ポリイミド基材から膜を剥がし、窒素置換したイナートガスオーブンで、200℃で1時間熱処理した。その後、膜のガラス転移点を、動的粘弾性測定装置(「RSA-II」Rheometrics社)を用いた動的粘弾性測定法(引張りモード)によって測定した。得られたガラス転移点の値(℃)を表1及び表2に示す。表1及び表2において「×」は、膜が脆く動的粘弾性測定装置での測定が不可能であったことを示す。
耐熱性の評価のために作製したものと同じ膜付ポリイミド基材を用いて、マンドレル試験(円筒形マンドレル法)により柔軟性を評価した。試験は、JIS K5600-5-1:1999に従って行った。マンドレルの直径は25mmから3mmまで変化させ、クラックの発生の有無を目視で確認した。クラックが発生しないときのマンドレルの直径の最小値(mm)を表1及び表2に示す。マンドレルの直径の最小値が小さいほど、柔軟性に優れていると評価できる。
・芳香族モノマ
2,2’-ジメトキシビフェニル
・ジカルボン酸モノマA
1,3-アダマンタン二酢酸
・ジカルボン酸モノマB-1
cis-1,4-シクロヘキサンジカルボン酸
・ジカルボン酸モノマB-2
trans-1,4-シクロヘキサンジカルボン酸
・ジカルボン酸モノマB-3
cis-1,4-シクロヘキサンジカルボン酸とtrans-1,4-シクロヘキサンジカルボン酸の混合物(質量比でcis:trans=7:3)
・ジカルボン酸モノマB-4
デカリン-2,6-ジカルボン酸
・ジカルボン酸モノマB-5
1,3-アダマンタンジカルボン酸
・ジカルボン酸モノマB-6
2,5-ノルボルナンジカルボン酸と2,6-ノルボルナンジカルボン酸の混合物
・ジカルボン酸モノマB-7
trans-2,3-ノルボルナンジカルボン酸
芳香族モノマと、ジカルボン酸モノマとして1,3-アダマンタンジカルボン酸を用いて合成した参考例の重合体から作製した膜は、実施例と同等の柔軟性を有していたが、ガラス転移温度が実施例よりも低く、耐熱性に劣っていた。
日本国特許出願第2016-116086号の開示はその全体が参照により本明細書に取り込まれる。本明細書に記載された全ての文献、特許出願、及び技術規格は、個々の文献、特許出願、及び技術規格が参照により取り込まれることが具体的かつ個々に記された場合と同程度に、本明細書に参照により取り込まれる。
Claims (14)
- 前記一般式(I-1)及び前記一般式(I-2)において、X及びX’の炭素数はそれぞれ独立に12~50である、請求項1に記載の重合体。
- 前記一般式(I-1)及び前記一般式(I-2)において、X及びX’は、それぞれ独立に下記一般式(II-1)、下記一般式(II-2)及び下記一般式(II-3)からなる群より選択される少なくとも一種で示される基である、請求項1又は請求項2に記載の重合体。
〔一般式(II-1)中、R1はそれぞれ独立に、水素原子又は置換基を有していてもよい炭素数1~30の炭化水素基を示し、R2はそれぞれ独立に、置換基を有していてもよい炭素数1~30の炭化水素基を示す。mはそれぞれ独立に、0~3の整数を示す。〕
〔一般式(II-2)中、R1はそれぞれ独立に、水素原子又は置換基を有していてもよい炭素数1~30の炭化水素基を示し、R2はそれぞれ独立に、置換基を有していてもよい炭素数1~30の炭化水素基を示し、Zは酸素原子又は下記一般式(III’-1)~(III’-7)で示される2価の基を示す。mはそれぞれ独立に、0~3の整数を示す。〕
〔一般式(III’-1)~(III’-7)中、R1は、それぞれ独立に、水素原子又は置換基を有していてもよい炭素数1~30の炭化水素基を示し、R2は、それぞれ独立に、置換基を有していてもよい炭素数1~30の炭化水素基を示し、R3及びR4は、それぞれ独立に、水素原子又は置換基を有していてもよい炭素数1~30の炭化水素基を表し、mは、それぞれ独立に、0~3の整数を示し、nは、それぞれ独立に、0~4の整数を示し、pは、それぞれ独立に、0~2の整数を示す。〕
〔一般式(II-3)中、R5はそれぞれ独立に、置換基を有していてもよい炭素数1~30の炭化水素基を示す。nはそれぞれ独立に、0~4の整数を示す。〕 - 前記一般式(I-1)及び前記一般式(I-2)において、Y及びY’の炭素数はそれぞれ独立に6~50である、請求項1~請求項3のいずれか1項に記載の重合体。
- 前記一般式(I-1)及び前記一般式(I-2)において、Y及びY’に含まれる脂環の構造は、それぞれ独立にシクロヘキサン骨格、デカヒドロナフタレン骨格、アダマンタン骨格、ノルボルナン骨格及びビシクロ[2.2.2]オクタン骨格からなる群より選択される少なくとも1種を含む、請求項1~請求項4のいずれか1項に記載の重合体。
- 請求項1~請求項6のいずれか1項に記載の重合体を含む、組成物。
- さらに溶剤を含む、請求項7に記載の組成物。
- 請求項1~請求項6のいずれか1項に記載の重合体を含む、膜。
- 基材と、前記基材の表面の少なくとも一部に設けられる請求項9に記載の膜と、を有する膜付基材。
- 請求項9に記載の膜又は請求項10に記載の膜付基材を有する、光学素子。
- 請求項9に記載の膜又は請求項10に記載の膜付基材を有する、画像表示装置。
- 請求項1~請求項6のいずれか1項に記載の重合体を含む、被覆材料。
- 請求項1~請求項6のいずれか1項に記載の重合体を含む、成形体。
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| CN201780032773.XA CN109196021A (zh) | 2016-06-10 | 2017-05-26 | 具有两种不同结构单元的芳香族聚酮 |
| US16/307,792 US20190211141A1 (en) | 2016-06-10 | 2017-05-26 | Aromatic polyketone having two different structural units |
| KR1020187033534A KR20190017749A (ko) | 2016-06-10 | 2017-05-26 | 상이한 2종류의 구조 단위를 갖는 방향족 폴리케톤 |
| JP2018522419A JP6879303B2 (ja) | 2016-06-10 | 2017-05-26 | 異なる二種類の構造単位を有する芳香族ポリケトン |
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| WO2018142908A1 (ja) * | 2017-01-31 | 2018-08-09 | 日立化成株式会社 | ポリケトン組成物、ポリケトン膜、ポリケトン膜付基材、光学素子、画像表示装置、被覆部材、及び成形体 |
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| TW201819444A (zh) | 2018-06-01 |
| JPWO2017212952A1 (ja) | 2019-04-04 |
| CN109196021A (zh) | 2019-01-11 |
| JP6879303B2 (ja) | 2021-06-02 |
| KR20190017749A (ko) | 2019-02-20 |
| US20190211141A1 (en) | 2019-07-11 |
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