WO2022182011A1 - 가교성 화합물, 이를 포함한 고체 전해질 형성용 조성물, 이를 이용한 고체 전해질 제조 방법, 고체 전해질 및 상기 고체 전해질을 포함한 전자 소자 - Google Patents
가교성 화합물, 이를 포함한 고체 전해질 형성용 조성물, 이를 이용한 고체 전해질 제조 방법, 고체 전해질 및 상기 고체 전해질을 포함한 전자 소자 Download PDFInfo
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
- G03F7/039—Macromolecular compounds which are photodegradable, e.g. positive electron resists
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- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/4236—Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups
- C08G18/4238—Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups derived from dicarboxylic acids and dialcohols
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- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
- C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/06—Ethers; Acetals; Ketals; Ortho-esters
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/22—Compounds containing nitrogen bound to another nitrogen atom
- C08K5/27—Compounds containing a nitrogen atom bound to two other nitrogen atoms, e.g. diazoamino-compounds
- C08K5/28—Azides
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/20—Exposure; Apparatus therefor
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/20—Exposure; Apparatus therefor
- G03F7/2037—Exposure with X-ray radiation or corpuscular radiation, through a mask with a pattern opaque to that radiation
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/26—Processing photosensitive materials; Apparatus therefor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/06—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances
- H01B1/12—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances organic substances
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Definitions
- the present invention relates to a crosslinkable compound, a composition for forming a solid electrolyte including the same, a method for manufacturing a solid electrolyte using the same, a solid electrolyte, and an electronic device including the solid electrolyte.
- cross-linkable compound capable of obtaining a cross-linking reaction product with maintained or improved ionic conductivity including an ion-conducting site, and a composition for forming a solid electrolyte including the same.
- a high-quality electronic device using the solid electrolyte for example, an electronic device having high elasticity, low power, and integration is provided.
- n1 and m2 are, independently of each other, 0, 1, 2 or 3,
- Ar 1 and Ar 2 are each independently a substituted or substituted C 5 -C 60 carbocyclic group or a substituted or unsubstituted C 1 -C 60 heterocyclic group,
- Ar 1 and Ar 2 are each independently substituted with at least one crosslinking group
- n1 is an integer from 2 to 300,000
- R 1 to R 4 are each independently hydrogen, deuterium, -F, -Cl, -Br, -I, a hydroxyl group, a cyano group, a substituted or unsubstituted C 1 -C 30 alkyl group, a substituted or unsubstituted C 2 -C 30 alkenyl group, substituted or unsubstituted C 2 -C 30 alkynyl group, substituted or unsubstituted C 1 -C 30 alkoxy group, substituted or unsubstituted C 1 -C 30 alkylthio group, -Si (Q 1 )(Q 2 )(Q 3 ), a substituted or unsubstituted C 5 -C 60 carbocyclic group or a substituted or unsubstituted C 1 -C 60 heterocyclic group,
- the Q 11 to Q 13 are each independently hydrogen, deuterium, -F, -Cl, -Br, -I, a hydroxyl group, a cyano group, a C 1 -C 30 alkyl group, a C 2 -C 30 alkenyl group, C 2 -C 30 alkynyl group, C 1 -C 30 alkoxy group or C 1 -C 30 alkylthio group.
- composition for forming a solid electrolyte comprising an ionic elastomer, an ionic liquid, and a photocrosslinking agent, wherein the photocrosslinking agent comprises the crosslinking compound.
- a method for preparing a solid electrolyte including exposing the composition for forming a solid electrolyte to ultraviolet (UV) light.
- UV ultraviolet
- a solid electrolyte prepared by using the composition for forming a solid electrolyte is provided.
- an electronic device including the solid electrolyte is provided.
- the cross-linkable compound according to an exemplary embodiment may include an ion-conducting site to obtain a cross-linking reaction product in which ionic conductivity is maintained or improved.
- a solid electrolyte having a high resolution ion-gel pattern can be prepared through a simple light pattern process.
- the solid electrolyte may have excellent electrochemical properties and flexibility, and may have stretchable properties, and an electronic device including the same may have high quality characteristics such as high elasticity, low power, and integration.
- the solid electrolyte can be applied to bioimplantation/attachable medical electronic skin, soft robotics, displays, etc., which are high value-added industries in the next-generation electronic skin field.
- FIG. 1 is a schematic diagram of a solid electrolyte according to an embodiment of the present invention.
- FIG. 2 illustrates a manufacturing process of a solid electrolyte according to an embodiment of the present invention.
- FIG. 3 is a view showing a microscope image confirming whether a pattern is formed in the solid electrolyte according to an embodiment of the present invention.
- 4A and 4B show electrochemical characteristics of a capacitor device manufactured using a solid electrolyte according to an embodiment of the present invention.
- FIG. 5 is a diagram illustrating impedance analysis results of solid electrolytes according to an embodiment and a comparative example of the present invention.
- FIG. 6 is a diagram illustrating electrical characteristics results of a transistor manufactured using a solid electrolyte according to an embodiment of the present invention.
- the cross-linkable compound according to an embodiment may be represented by the following Chemical Formula 1.
- n1 and m2 are, independently of each other, 0, 1, 2 or 3,
- Ar 1 and Ar 2 are each independently a substituted or substituted C 5 -C 60 carbocyclic group or a substituted or unsubstituted C 1 -C 60 heterocyclic group,
- Ar 1 and Ar 2 are each independently substituted with at least one crosslinking group
- R 1 to R 4 are each independently hydrogen, deuterium, -F, -Cl, -Br, -I, a hydroxyl group, a cyano group, a substituted or unsubstituted C 1 -C 30 alkyl group, a substituted or unsubstituted C 2 -C 30 alkenyl group, substituted or unsubstituted C 2 -C 30 alkynyl group, substituted or unsubstituted C 1 -C 30 alkoxy group, substituted or unsubstituted C 1 -C 30 alkylthio group, -Si (Q 1 )(Q 2 )(Q 3 ), a substituted or unsubstituted C 5 -C 60 carbocyclic group or a substituted or unsubstituted C 1 -C 60 heterocyclic group,
- n1 is an integer from 2 to 300,000
- the Q 11 to Q 13 are each independently hydrogen, deuterium, -F, -Cl, -Br, -I, a hydroxyl group, a cyano group, a C 1 -C 30 alkyl group, a C 2 -C 30 alkenyl group, C 2 -C 30 alkynyl group, C 1 -C 30 alkoxy group or C 1 -C 30 alkylthio group.
- m1 and m2 may each independently be 1 or 2.
- Ar 1 and Ar 2 are each independently a substituted or unsubstituted phenyl group, and may be substituted with at least one crosslinking group.
- n1 may be an integer selected from 2 to 100,000.
- n1 may be an integer selected from 2 to 50,000.
- n1 may be an integer selected from 2 to 10,000.
- n1 may be an integer selected from 2 to 5,000.
- n1 may be an integer selected from 2 to 1,000.
- n1 may be an integer selected from 2 to 500.
- n1 may be an integer selected from 2 to 200.
- n1 may be an integer selected from 2 to 100.
- n1 may be an integer selected from 2 to 24.
- n1 may be an integer selected from 2 to 20.
- n1 may be an integer selected from 4 to 16.
- the crosslinkable group may be an azide group (-N 3 ), a sulfur-containing group, or an unsaturated double bond-containing group.
- the crosslinkable group may be an azide group.
- the cross-linkable compound may be represented by the following Chemical Formula 2:
- R 11 to R 15 and R 21 to R 25 are each independently a crosslinking group, hydrogen, deuterium, -F, -Cl, -Br, -I, hydroxyl group, cyano group, substituted or unsubstituted C 1 -C 30 alkyl group, substituted or unsubstituted C 2 -C 30 alkenyl group, substituted or unsubstituted C 2 -C 30 alkynyl group, substituted or unsubstituted C 1 -C 30 alkoxy group, substituted or unsubstituted C 1 -C 30 alkylthio group, -Si(Q 1 )(Q 2 )(Q 3 ), a substituted or unsubstituted C 5 -C 60 carbocyclic group, or a substituted or unsubstituted C 1 -C 60 heterocy click group,
- At least one of R 11 to R 15 is a crosslinking group
- At least one of R 21 to R 25 is a crosslinkable group.
- any one of R 11 to R 15 may be an azide group, and the others may be -F.
- any one of R 21 to R 25 may be an azide group, and the others may be -F.
- the cross-linkable compound may be represented by the following Chemical Formula 3:
- n1 For the description of n1, R 11 to R 15 and R 21 to R 25 , refer to the description in the present specification.
- the cross-linkable compound may be selected from the following compounds 1 to 5.
- the crosslinkable compound satisfies the structure of Formula 1 and includes a repeating unit represented by Formula E below.
- * and *' are binding sites with neighboring atoms.
- the repeating unit represented by Formula E included in the crosslinkable compound may provide an ion conducting site for an adjacent salt, and thus, when the crosslinkable compound is used for a crosslinking reaction, the ionic conductivity of the product is maintained or can be improved In addition, by controlling the number of repeating units, the ionic conductivity of the crosslinking reaction product may be controlled.
- composition for forming a solid electrolyte comprising an ionic elastomer, an ionic liquid, and a light crosslinking agent.
- the photocrosslinking agent may include the crosslinking compound represented by Chemical Formula 1 described above.
- the photocrosslinking agent may be exposed to ultraviolet light to activate a crosslinkable group, thereby forming a chemical crosslinking between the adjacent ionic elastomer and the photocrosslinking agent.
- the crosslinkable group is an azide group (-N 3 ), which can be activated with nitrene (-1N) to form a chemical crosslink with the alkyl chain of an adjacent ionic elastomer.
- the composition for forming a solid electrolyte includes an ionic elastomer.
- the ionic elastomer Since the ionic elastomer has fluid mechanical properties, it is possible to form a stretchable solid electrolyte by imparting high elasticity when forming the solid electrolyte.
- the ionic elastomer may be a polyurethane polymer.
- the ionic elastomer may be a thermoplastic polyurethane (TPU) polymer.
- TPU thermoplastic polyurethane
- thermoplastic polyurethane polymer may include a repeating unit represented by the following formula (10):
- n11 is an integer selected from 1 to 5,000
- R 101 to R 122 are each independently hydrogen, deuterium, -F, -Cl, -Br, -I, a hydroxyl group, a cyano group, a substituted or unsubstituted C 1 -C 30 alkyl group, a substituted or unsubstituted C 2 -C 30 alkenyl group, substituted or unsubstituted C 2 -C 30 alkynyl group, substituted or unsubstituted C 1 -C 30 alkoxy group, substituted or unsubstituted C 1 -C 30 alkylthio group, -Si (Q 1 )(Q 2 )(Q 3 ), a substituted or unsubstituted C 5 -C 60 carbocyclic group or a substituted or unsubstituted C 1 -C 60 heterocyclic group.
- n11 may be an integer selected from 1 to 1,000.
- n11 may be an integer selected from 1 to 500.
- n11 may be an integer selected from 1 to 200.
- n11 may be an integer selected from 1 to 100.
- n11 may be an integer selected from 1 to 50.
- n11 may be an integer selected from 1 to 20.
- n11 may be an integer selected from 1 to 10.
- the thermoplastic polyurethane polymer may include n21 repeating units represented by Chemical Formula 10, and n21 may be any integer.
- n21 may be an integer selected from 1 to 500,000.
- n21 may be an integer selected from 1 to 100,000, or 1 to 50,000, or 1 to 10,000.
- thermoplastic polyurethane polymer may include a repeating unit represented by the following formula P1:
- thermoplastic polyurethane polymer may include n21 repeating units represented by the formula P1, and the description of n21 refers to the bar described in the present specification.
- the ionic liquid may be a nitrogen-containing ionic liquid, a phosphorus (P)-containing ionic liquid, or any combination thereof.
- the ionic liquid comprises a cation and an anion
- the cation is an ammonium ion, an imidazolium ion, a piperidinium ion, a pyrrolidinium ion, a phosphonium ion, or any combination thereof;
- the anion is halogen ion, acetate ion (CH 3 CO 2 - ), nitrate ion (NO 3 - ), tetrafluoroborate ion (BF 4 - ), hexafluorophosphate ion (PF 6 - ), trifluoro methane sulfonate ion (Tf ⁇ ), bis((trifluoromethyl)sulfonyl)imide ion (TFSI ⁇ ), or any combination thereof.
- the ionic liquid may be [EMIM][TFSI](1-ethyl-3-methylimidazolium bis(trifluoromethylsulfonyl)imide).
- the photocrosslinking agent may include a crosslinking compound represented by Formula 1 described above.
- the weight ratio of the photocrosslinking agent to the ionic elastomer may be 1:0.01 to 1:0.1.
- the solid electrolyte having excellent ionic conductivity and elasticity using the composition for forming a solid electrolyte and having a high-resolution pattern formed through a simple optical patterning process is obtained. can be obtained, and also the efficiency and pattern uniformity during the process can be increased.
- the composition for forming a solid electrolyte may further include a solvent.
- a solvent one capable of dissolving the ionic elastomer may be used.
- the solvent may be a polar solvent.
- the solvent may be dimethylformamide (DMF), tetrahydrofuran (THF), or acetone.
- DMF dimethylformamide
- THF tetrahydrofuran
- acetone acetone
- a method of manufacturing a solid electrolyte using the composition for forming a solid electrolyte is provided.
- the method for preparing the solid electrolyte includes exposing the composition for forming the solid electrolyte to ultraviolet (UV) light.
- UV ultraviolet
- the method of manufacturing the solid electrolyte further includes developing the UV-exposed composition for forming a solid electrolyte to form a pattern.
- the step of forming the pattern is a process of removing a portion that is not crosslinked by UV exposure through a developing solvent, through which a solid electrolyte in which a high-resolution pattern is formed can be obtained.
- a solvent capable of dissolving a non-crosslinked portion by exposure to ultraviolet light may be used.
- the developing solvent may be dimethylformamide (DMF).
- a solid electrolyte patterned with high resolution can be obtained directly through a simple photolithography process rather than a printing and transfer method, which is excellent in terms of process efficiency and pattern uniformity. can provide excellence.
- the solid electrolyte may include a crosslinking reaction product of the ionic elastomer and the photocrosslinking agent and an ionic liquid.
- the solid electrolyte may further include the ionic elastomer and/or the photocrosslinking agent that has not undergone a crosslinking reaction.
- a solid electrolyte having excellent ionic conductivity and elasticity, a high-resolution pattern formed through a simple optical pattern process, can be obtained, and efficiency and pattern uniformity during the process can be increased.
- the solid electrolyte may be a stretchable solid electrolyte.
- the solid electrolyte may include an ionic pattern.
- the width of the ionic pattern may be 1 ⁇ m to 10 ⁇ m, or 10 ⁇ m or more.
- the width of the ionic pattern may be 3 ⁇ m to 7 ⁇ m, for example, 3 ⁇ m to 5 ⁇ m.
- an electronic device including the solid electrolyte is provided.
- the electronic device includes an organic solar cell (OSC), an organic thin-film transistor (OTFT), an organic light emitting diode (OLED), an organic light sensor ( It may be any one of an organic photodiode sensor (OPD), a perovskite solar cell, a perovskite light emitting diode, and a thermoelectric device.
- OSC organic solar cell
- OFT organic thin-film transistor
- OLED organic light emitting diode
- OLED organic light sensor
- OPD organic photodiode sensor
- perovskite solar cell a perovskite light emitting diode
- thermoelectric device thermoelectric device
- the electronic device may be an organic thin film transistor.
- the electronic device may be an organic thin film transistor having a bottom-gate/bottom-contact (BGBC) structure
- the organic thin film transistor may include a substrate; a gate electrode on the substrate; a gate insulating film on the gate electrode; an organic semiconductor thin film on the gate insulating film; and a source electrode and a drain electrode on the organic semiconductor thin film.
- BGBC bottom-gate/bottom-contact
- the electronic device may be an organic thin film transistor having a top-gate/bottom-contact (TGBC) structure
- the organic thin film transistor may include a substrate; a source electrode and a drain electrode on the substrate; an organic semiconductor thin film including an organic semiconductor compound on the source electrode and the drain electrode; a gate insulating film on the organic semiconductor thin film; and a gate electrode on the gate insulating layer.
- TGBC top-gate/bottom-contact
- the source electrode, the drain electrode, and the gate electrode may each have a single-layer structure of a single layer or a multi-layer structure having a plurality of layers, and may have metals commonly used in organic thin film transistors (eg, Au, Al, Ag, Mg). , Ca, Yb, Cs-ITO, alloys thereof, etc.) or metal particles, carbon-based materials (nanotubes, graphene, etc.), or conductive polymer materials (PEDOT:PSS, PANI, etc.).
- organic thin film transistors eg, Au, Al, Ag, Mg.
- metal particles e.g, carbon-based materials (nanotubes, graphene, etc.), or conductive polymer materials (PEDOT:PSS, PANI, etc.).
- the source electrode and the drain electrode may include gold (Au).
- the gate electrode may include silver (Au), for example, silver nanowires (AgNW).
- the gate insulating layer may have a single-layer structure, which is a single layer, or a multi-layer structure having a plurality of layers, and an insulator having a high dielectric constant commonly used in organic thin film transistors may be used.
- the gate insulating layer may include a polyvinyl alcohol-based compound, a polyimide-based compound, a polyacryl-based compound, a polystyrene-based compound, benzocyclobutane (BCB), and the like.
- an organic material such as silicon nitride (SiN x ), aluminum oxide (Al 2 O 3 ), an inorganic material such as silicon oxide (SiO 2 ), or a combination thereof.
- the gate insulating layer may include various ionic liquids and insulating polymers.
- the solid electrolyte may be used as an insulator of the gate insulating layer.
- the organic thin film transistor includes the solid electrolyte as an insulator of the gate insulating film, it is possible to obtain an organic thin film transistor in which high elasticity, low power, and degree of integration are secured at the same time.
- the electronic device may be a stretchable electronic device.
- the C 5 -C 60 carbocyclic group refers to a monocyclic or polycyclic group having 5 to 60 carbon atoms including only carbon as a ring-forming atom.
- the C 5 -C 60 carbocyclic group may be an aromatic carbocyclic group or a non-aromatic carbocyclic group.
- the C 5 -C 60 carbocyclic group may be a ring such as benzene, a monovalent group such as a phenyl group, or a divalent group such as a phenylene group.
- the C 5 -C 60 carbocyclic group may be a trivalent group or a tetravalent group, and various modifications are possible.
- the C 1 -C 60 heterocyclic group has the same structure as the C 5 -C 60 carbocyclic group, but as a ring-forming atom, carbon (the number of carbon atoms may be 1 to 60) other than carbon, N , means a group including at least one hetero atom selected from O, Si, P and S.
- the C 1 -C 30 alkyl group refers to a linear or branched aliphatic hydrocarbon group having 1 to 30 carbon atoms, and specific examples thereof include a methyl group, an ethyl group, a propyl group, an isobutyl group, and a sec-butyl group. group, ter-butyl group, pentyl group, iso-amyl group, hexyl group, heptyl group, n-octyl group, 2-ethylhexyl group and the like.
- the C 2 -C 30 alkenyl group refers to a hydrocarbon group including at least one carbon double bond in the middle or at the terminal of the C 2 -C 30 alkyl group, and specific examples thereof include an ethenyl group, a propenyl group, a butenyl group, and the like. This is included.
- the C 2 -C 30 alkynyl group refers to a hydrocarbon group including at least one carbon triple bond in the middle or at the terminal of the C 2 -C 30 alkyl group, and specific examples thereof include an ethynyl group, a propynyl group, and the like. .
- the C 1 -C 30 alkoxy group refers to a monovalent group having the formula of -OA 101 (here, A 101 is the C 1 -C 30 alkyl group), and specific examples thereof include a methoxy group, an ethoxy group, an iso propyloxy group and the like.
- the C 1 -C 30 alkylthio group refers to a monovalent group having a chemical formula of -SA 101 (here, A 101 is the C 1 -C 30 alkyl group), and specific examples thereof include a methylthio group, ethyl thio group, group, isopropylthio group, and the like.
- * and *' refer to binding sites with neighboring atoms in the chemical formula, unless otherwise defined.
- the organic solvent is removed using a rotary concentrator. Accordingly, the obtained organic material was filtered using silica gel and chloroform, and dried through a rotary concentrator to obtain an intermediate 1 (1) as a white solid product.
- the product was 26.4 g and the yield was analyzed to be 96%.
- the organic solvent is removed using a rotary concentrator.
- the obtained organic material was recrystallized using chloroform and MeOH, and a white solid product was obtained using filter paper.
- the product was 10.9 g, and the yield was analyzed to be 98%.
- a first mixture was prepared by diluting the product with anhydrous dichloromethane (DCM) (10 mL) and prepared under an argon atmosphere.
- DCM dichloromethane
- a first mixture was prepared by diluting the product with anhydrous dichloromethane (DCM) (10 mL) and prepared under an argon atmosphere.
- DCM dichloromethane
- a first mixture was prepared by diluting the product with anhydrous dichloromethane (DCM) (10 mL) and prepared under an argon atmosphere.
- DCM dichloromethane
- a first mixture is prepared by diluting the product with anhydrous dichloromethane (DCM) (9 mL), and prepared under an argon atmosphere.
- DCM dichloromethane
- a first mixture is prepared by diluting the product with anhydrous dichloromethane (DCM) (9 mL), and prepared under an argon atmosphere.
- DCM dichloromethane
- FIG. 2 illustrates a manufacturing process of a solid electrolyte according to an embodiment of the present invention. Referring to FIG. 2 , a process of manufacturing a solid electrolyte and forming a pattern will be described.
- thermoplastic polyurethane (TPU) polymer including a repeating unit represented by the following formula P1, dimethylformamide (DMF), and an ionic liquid [EMIM] [TFSI] in the weight ratio shown in Table 1, at 80 ° C., 120 rpm overnight (12 hours) while stirring. Thereafter, compound 1 as a light crosslinking agent was added and stirred at 80° C. and 120 rpm for 3 hours to prepare the solid electrolytes of Examples 1 to 3.
- TPU thermoplastic polyurethane
- DMF dimethylformamide
- EMIM ionic liquid
- thermoplastic polyurethane (TPU) polymer DMP
- ionic liquid ionic liquid
- photocrosslinking agent ionic liquid
- Example 1 compound 1 One 8 4 0.01
- Example 2 compound 1 One 8 4 0.05
- Example 3 compound 1 One 8 4 0.1
- thermoplastic polyurethane (TPU) polymer DMP, ionic liquid, and a photocrosslinking agent were mixed in the weight ratio of Table 2 below.
- TPU thermoplastic polyurethane
- FIG. 3 shows an optical microscope image (Olympus BX51) confirming whether a pattern is formed with respect to the solid electrolyte prepared according to Example 1.
- the solid electrolyte according to the embodiment may implement a high-resolution pattern by photolithography.
- MIM Metal-Insulator-Metal
- Au gold
- AgNW silver nanowires
- Figure 4(a) is a measurement of the capacitance after the photopatterning process of the solid electrolyte, and it can be confirmed that high capacitance characteristics of 30 ⁇ F/cm 2 level are secured even after the pattern formation, which is the result of the ion gel even after the photopatterning. It was confirmed that the electrochemical properties were not significantly reduced and high capacitance properties were still secured, so that the high electrochemical properties and flexible mechanical properties of the ionic elastomer could be maintained even after the patterning process.
- FIG. 4(b) shows a trade-off relationship in which the resistance of the electrolyte itself increases as the ion movement in the solid electrolyte decreases as the content of the photocrosslinking agent increases, and the resistance change according to the content of the photocrosslinking agent was confirmed through impedance analysis. .
- Compound 1 had high compatibility with ions including ethylene oxide repeating units, and thus the trade-off relationship was minimized compared to the case of using Compound A as a photo-crosslinking agent.
- Gold Au was used as source and drain electrodes, and after a semiconductor pattern was formed on the polymer semiconductor layer, the solid electrolyte of Example 2 was introduced as an insulator, and a gate electrode was used.
- An organic thin film transistor was fabricated by spray-coating silver nanowires (AgNW). The semiconductor pattern on the polymer semiconductor layer was performed in the same manner as in the formation of the ion gel pattern in the above example, but chloroform (CHCl 3 ) was used as a solvent in the development process.
- the polymer semiconductor layer includes a compound (5 mg/ml in Chlorobenzene) and a compound B (2,2-bis(((4-azido-2,3,5,6-tetrafluorobenzoyl) oxy)methyl)propane-1,3-diyl bis(4-azido-2,3,5,6-tetrafluorobenzo-ate)) (1 wt%) was used.
- the organic thin film transistor including the solid electrolyte as an insulator has a high charge mobility of 25.8 cm 2 /V ⁇ s in a low voltage region of -2 V, as well as 1.7 x 10 6 It was possible to secure excellent On/Off ratio characteristics of on the other hand, the embodiments disclosed in the present specification and drawings are merely presented as specific examples to aid understanding, and are not intended to limit the scope of the present invention. It will be apparent to those of ordinary skill in the art to which the present invention pertains that other modifications based on the technical spirit of the present invention can be implemented in addition to the embodiments disclosed herein.
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Abstract
Description
| 광 가교제 | TPU(중량비) | DMF(중량비) | 이온성 액체(중량비) | 광 가교제(중량비) | |
| 실시예 1 | 화합물 1 | 1 | 8 | 4 | 0.01 |
| 실시예 2 | 화합물 1 | 1 | 8 | 4 | 0.05 |
| 실시예 3 | 화합물 1 | 1 | 8 | 4 | 0.1 |
| 광 가교제 | TPU(중량비) | DMF(중량비) | 이온성 액체(중량비) | 광가교제(중량비) | |
| 비교예 1 | 화합물 A | 1 | 8 | 4 | 0.05 |
| 비교예 2 | 화합물 A | 1 | 8 | 4 | 0.1 |
| 실시예 4의 트랜지스터 | ||
| Mobility(cm2/V*s) | @20Hz | 25.8 (±0.74) |
| @50Hz | 41.3 (±1.24) | |
| @100Hz | 70.5 (±2.11) | |
| VTh (V) | -0.746 (±0.012) | |
| On/Off ratio | ~1.7 x 106 | |
Claims (17)
- 하기 화학식 1로 표시되는 가교성 화합물:<화학식 1>상기 화학식 1 중,L1 및 L2는 서로 독립적으로, 단일 결합, -C=O-, -C 치환 또는 비치환된 C1-C30알킬렌기, 치환 또는 비치환된 C2-C30알케닐렌기 또는 치환 또는 비치환된 C2-C30알키닐렌기이고,m1 및 m2는 서로 독립적으로, 0, 1, 2 또는 3이고,Ar1 및 Ar2는 서로 독립적으로, 치환 또는 치환된 C5-C60카보시클릭 그룹 또는 치환 또는 비치환된 C1-C60헤테로시클릭 그룹이고,Ar1 및 Ar2는 서로 독립적으로, 적어도 하나의 가교성 그룹으로 치환되고,n1은 2 내지 300,000의 정수이고,R1 내지 R4는 서로 독립적으로, 수소, 중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 치환 또는 비치환된 C1-C30알킬기, 치환 또는 비치환된 C2-C30알케닐기, 치환 또는 비치환된 C2-C30알키닐기, 치환 또는 비치환된 C1-C30알콕시기, 치환 또는 비치환된 C1-C30알킬티오기, -Si(Q1)(Q2)(Q3), 치환 또는 비치환된 C5-C60카보시클릭 그룹 또는 치환 또는 비치환된 C1-C60헤테로시클릭 그룹이고,상기 치환된 C1-C30알킬렌기, 치환된 C2-C30알케닐렌기, 치환된 C2-C30알키닐렌기, 치환된 C5-C60카보시클릭 그룹, 치환된 C1-C60헤테로시클릭 그룹, 치환된 C1-C30알킬기, 치환된 C2-C30알케닐기, 치환된 C2-C30알키닐기, 치환된 C1-C30알콕시기 및 치환된 C1-C30알킬티오기 중 적어도 하나는, 중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, C1-C30알킬기, C2-C30알케닐기, C2-C30알키닐기, C1-C30알콕시기, C1-C30알킬티오기 또는 -Si(Q11)(Q12)(Q13)이고,상기 Q11 내지 Q13은 서로 독립적으로, 수소, 중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, C1-C30알킬기, C2-C30알케닐기, C2-C30알키닐기, C1-C30알콕시기 또는 C1-C30알킬티오기이다.
- 제1항에 있어서,상기 가교성 그룹은 아자이드기(-N3), 황 함유기 또는 불포화 이중 결합 함유기인, 가교성 화합물.
- 제1항에 있어서,상기 가교성 화합물은 하기 화학식 2로 표시된, 가교성 화합물:<화학식 2>상기 화학식 2 중,L1, L2, m1, m2, n1 및 R1 내지 R4에 대한 설명은 제1항을 참조하고,R11 내지 R15 및 R21 내지 R25는 서로 독립적으로, 가교성 그룹, 수소, 중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 치환 또는 비치환된 C1-C30알킬기, 치환 또는 비치환된 C2-C30알케닐기, 치환 또는 비치환된 C2-C30알키닐기, 치환 또는 비치환된 C1-C30알콕시기, 치환 또는 비치환된 C1-C30알킬티오기, -Si(Q1)(Q2)(Q3), 치환 또는 비치환된 C5-C60카보시클릭 그룹 또는 치환 또는 비치환된 C1-C60헤테로시클릭 그룹이고,R11 내지 R15 중 적어도 하나가 가교성 그룹이고,R21 내지 R25 중 적어도 하나가 가교성 그룹이다.
- 제3항에 있어서,R11 내지 R15 중 어느 하나가 아자이드기이고, 나머지는 각각 -F 또는 -Cl이고,R21 내지 R25 중 어느 하나가 아자이드기이고, 나머지는 각각 -F 또는 -Cl인, 가교성 화합물.
- 이온성 탄성 중합체;이온성 액체; 및광 가교제를 포함하고,상기 광 가교제는 제1항 내지 제5항 중 어느 한 항의 가교성 화합물을 포함한, 고체 전해질 형성용 조성물.
- 제6항에 있어서,상기 이온성 탄성 중합체는 열가소성 폴리우레탄(TPU) 고분자인, 고체 전해질 형성용 조성물.
- 제7항에 있어서,상기 열가소성 폴리우레탄 고분자가 하기 화학식 10으로 표시되는 반복 단위를 포함하는, 고체 전해질 형성용 조성물.<화학식 10>상기 화학식 10 중,n11은 1 내지 5000 중에서 선택된 정수이고,R101 내지 R122는 서로 독립적으로, 수소, 중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 치환 또는 비치환된 C1-C30알킬기, 치환 또는 비치환된 C2-C30알케닐기, 치환 또는 비치환된 C2-C30알키닐기, 치환 또는 비치환된 C1-C30알콕시기, 치환 또는 비치환된 C1-C30알킬티오기, -Si(Q1)(Q2)(Q3), 치환 또는 비치환된 C5-C60카보시클릭 그룹 또는 치환 또는 비치환된 C1-C60헤테로시클릭 그룹이다.
- 제6항에 있어서,상기 이온성 액체는 질소 함유 이온성 액체, 인(P) 함유 이온성 액체, 또는 이들의 임의의 조합인, 고체 전해질 형성용 조성물.
- 제6항에 있어서,상기 이온성 액체가 양이온 및 음이온을 포함하고,상기 양이온이 암모늄 이온, 이미다졸륨 이온, 피페리디늄 이온, 피롤리디늄 이온, 포스포늄 이온 또는 이들의 임의의 조합이고,상기 음이온이 할로겐 이온, 아세테이트 이온, 나이트레이트 이온(NO3 -), 테트라플루오로보레이트 이온(BF4 -), 헥사플루오로포스페이트 이온(PF6 -), 트리플루오로메탄 설포네이트 이온(Tf-), 비스((트리플루오로메틸)설포닐)이미드 이온(TFSI-) 또는 이들의 임의의 조합인, 고체 전해질 형성용 조성물.
- 제6항에 있어서,상기 이온성 탄성 중합체에 대한 상기 광 가교제의 중량비가 1:0.01 내지 1:0.1인, 고체 전해질 형성용 조성물.
- 제6항의 고체 전해질 형성용 조성물을 자외선(UV)에 노광하는 단계를 포함한, 고체 전해질의 제조 방법.
- 제12항에 있어서,상기 자외선 노광된 고체 전해질 형성용 조성물을 현상하여 패턴을 형성하는 단계를 포함한, 고체 전해질의 제조 방법.
- 제6항의 고체 전해질 형성용 조성물을 이용하여 제조된, 고체 전해질.
- 제14항에 있어서,스트레처블(stretchable) 고체 전해질인, 고체 전해질.
- 제15항의 고체 전해질을 포함한, 전자 소자.
- 제16항에 있어서,상기 전자 소자는 유기 태양 전지(organic solar cell: OSC), 유기 박막 트랜지스터(organic thin-film transistor: OTFT), 유기 발광 다이오드(organic light emitting diode: OLED), 유기 광 센서(organic photodiode sensor: OPD), 페로브스카이트 태양 전지(perovskite solar cell), 페로브스카이트 발광 다이오드(perovskite light emitting diode) 및 열전 소자(thermoelectric device) 중 어느 하나인, 전자 소자.
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| US18/278,921 US20240061335A1 (en) | 2021-02-26 | 2022-02-03 | Crosslinkable compound, composition containing same for formation of solid electrolyte, method for preparation of solid electrolyte by using same, and electronic element including same solid electrolyte |
| CN202280017304.1A CN117223068A (zh) | 2021-02-26 | 2022-02-03 | 交联性化合物、用于形成固体电解质的含有其的组合物、通过使用其制备固体电解质的方法以及包括该固体电解质的电子元件 |
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| KR1020210186595A KR102598254B1 (ko) | 2021-02-26 | 2021-12-23 | 가교성 화합물, 이를 포함한 고체 전해질 형성용 조성물, 이를 이용한 고체 전해질 제조 방법, 고체 전해질 및 상기 고체 전해질을 포함한 전자 소자 |
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| KR20190064044A (ko) * | 2017-11-30 | 2019-06-10 | 솔브레인 주식회사 | 전기변색소자용 고분자전해질 조성물, 이를 포함하는 고분자전해질 제조방법 및 전기변색소자 |
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