KR102213776B1 - 액정 배향제 조성물, 이를 이용한 액정 배향막의 제조 방법, 및 이를 이용한 액정 배향막 - Google Patents
액정 배향제 조성물, 이를 이용한 액정 배향막의 제조 방법, 및 이를 이용한 액정 배향막 Download PDFInfo
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- KR102213776B1 KR102213776B1 KR1020180049861A KR20180049861A KR102213776B1 KR 102213776 B1 KR102213776 B1 KR 102213776B1 KR 1020180049861 A KR1020180049861 A KR 1020180049861A KR 20180049861 A KR20180049861 A KR 20180049861A KR 102213776 B1 KR102213776 B1 KR 102213776B1
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- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
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- 238000000691 measurement method Methods 0.000 description 1
- 125000004184 methoxymethyl group Chemical group [H]C([H])([H])OC([H])([H])* 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000003136 n-heptyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000001280 n-hexyl group Chemical group C(CCCCC)* 0.000 description 1
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- 125000001971 neopentyl group Chemical group [H]C([*])([H])C(C([H])([H])[H])(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000007645 offset printing Methods 0.000 description 1
- MPQXHAGKBWFSNV-UHFFFAOYSA-N oxidophosphanium Chemical group [PH3]=O MPQXHAGKBWFSNV-UHFFFAOYSA-N 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 125000004817 pentamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 1
- 125000003538 pentan-3-yl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- 125000002080 perylenyl group Chemical group C1(=CC=C2C=CC=C3C4=CC=CC5=CC=CC(C1=C23)=C45)* 0.000 description 1
- 125000005561 phenanthryl group Chemical group 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 125000001725 pyrenyl group Chemical group 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 125000003548 sec-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 150000004756 silanes Chemical class 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000005361 soda-lime glass Substances 0.000 description 1
- HUAUNKAZQWMVFY-UHFFFAOYSA-M sodium;oxocalcium;hydroxide Chemical compound [OH-].[Na+].[Ca]=O HUAUNKAZQWMVFY-UHFFFAOYSA-M 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 125000003011 styrenyl group Chemical group [H]\C(*)=C(/[H])C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- 125000000565 sulfonamide group Chemical group 0.000 description 1
- 125000000542 sulfonic acid group Chemical group 0.000 description 1
- 125000004434 sulfur atom Chemical group 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 125000006836 terphenylene group Chemical group 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 125000005931 tert-butyloxycarbonyl group Chemical group [H]C([H])([H])C(OC(*)=O)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 238000001029 thermal curing Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 125000000025 triisopropylsilyl group Chemical group C(C)(C)[Si](C(C)C)(C(C)C)* 0.000 description 1
- 125000000026 trimethylsilyl group Chemical group [H]C([H])([H])[Si]([*])(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
- C09K19/54—Additives having no specific mesophase characterised by their chemical composition
- C09K19/56—Aligning agents
-
- 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
- C08K5/17—Amines; Quaternary ammonium compounds
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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
- C08L79/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen or carbon only, not provided for in groups C08L61/00 - C08L77/00
- C08L79/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
- C08L79/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
- G02F1/133711—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by organic films, e.g. polymeric films
- G02F1/133723—Polyimide, polyamide-imide
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- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
Abstract
Description
구분 | 실시예1 | 실시예2 | 비교예1 | 비교예2 | 비교예3 |
가교제 종류 | 제조예1 | 제조예1 | - | 비교제조예1 | 비교제조예1 |
가교제 첨가량 (중량%) |
3 | 20 | - | 3 | 20 |
AC 잔상 | 우수 | 보통 | 우수 | 우수 | 불량 |
막강도(%) | 0.32 | 0.14 | 9.37 | 0.35 | 0.15 |
VHR(%) | 99 | 99 | 75 | 98 | 98 |
RDC | 우수 | 우수 | 불량 | 우수 | 우수 |
용해성 | 우수 | 우수 | 우수 | 불량 | 불량 |
Claims (14)
- 폴리아믹산 반복단위, 폴리아믹산에스테르 반복단위, 및 폴리이미드 반복단위로 이루어진 군에서 선택된 1종 이상을 포함한 중합체; 및
하기 화학식1로 표시되는 가교제 화합물을 포함하고,
상기 화학식1로 표시되는 가교제 화합물은 하기 수학식에 의해 400 nm 파장에서 측정한 투과도 변화율이 10% 이하인, 액정 배향제 조성물:
[화학식1]
상기 화학식1에서,
A는 탄소수 1 내지 10의 알킬렌기이며,
n은 2이고,
L1 및 L2는 서로 동일하거나 상이하며, 각각 독립적으로 탄소수 1 내지 10의 알킬렌기 또는 탄소수 6 내지 20의 아릴렌기 중 하나이고,
R1 및 R2는 서로 동일하거나 상이하며, 각각 독립적으로 하기 화학식2로 표시되는 작용기이고,
[화학식2]
상기 화학식2에서,
R3는 탄소수 1 내지 5의 알킬기이고,
R4는 탄소수 1 내지 5의 알킬렌기이고,
m은 1이고,
[수학식]
투과도 변화율(%) = 용매의 투과도 - 혼합용액의 투과도
상기 수학식에서, 혼합용액은 상기 화학식1로 표시되는 가교제 화합물과 용매의 혼합물이다.
- 삭제
- 삭제
- 삭제
- 제1항에 있어서,
상기 화학식1로 표시되는 가교제 화합물의 함량은 액정 배향제 조성물 전체 중량을 기준으로 1 중량% 내지 30 중량%인, 액정 배향제 조성물.
- 삭제
- 제1항, 제4항, 제6항 및 제7항 중 어느 한 항의 액정 배향제 조성물을 기판에 도포하여 도막을 형성하는 단계;
상기 도막을 50℃ 내지 250℃ 온도로 1차 열처리하는 단계;
상기 열처리된 도막에 광을 조사하거나 러빙 처리하여 배향 처리하는 단계; 및
상기 배향 처리된 도막을 200℃ 내지 300℃ 온도로 2차 열처리하여 경화하는 단계를 포함하는, 액정 배향막의 제조 방법.
- 제9항에 있어서,
상기 도막을 50℃ 내지 250℃ 온도로 1차 열처리하는 단계는
상기 도막을 50℃ 내지 90℃ 온도로 건조하는 단계; 및
상기 건조된 도막을 90℃ 내지 250℃ 온도로 열처리하는 단계를 포함하는, 액정 배향막의 제조 방법.
- 제9항에 있어서,
상기 도막을 50℃ 내지 250℃ 온도로 1차 열처리하는 단계는 1 분 내지 20분간 진행되는, 액정 배향막의 제조 방법.
- 제1항의 액정 배향제 조성물의 배향 경화물을 포함하는, 액정 배향막.
- 제13항의 액정 배향막을 포함하는 액정 표시소자.
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