KR101854006B1 - 액정 조성물 - Google Patents
액정 조성물 Download PDFInfo
- Publication number
- KR101854006B1 KR101854006B1 KR1020140117160A KR20140117160A KR101854006B1 KR 101854006 B1 KR101854006 B1 KR 101854006B1 KR 1020140117160 A KR1020140117160 A KR 1020140117160A KR 20140117160 A KR20140117160 A KR 20140117160A KR 101854006 B1 KR101854006 B1 KR 101854006B1
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- KR
- South Korea
- Prior art keywords
- liquid crystal
- weight
- parts
- acrylate
- crystal device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 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
- C09K19/542—Macromolecular compounds
- C09K19/544—Macromolecular compounds as dispersing or encapsulating medium around the liquid crystal
-
- 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
- C09K19/60—Pleochroic dyes
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
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- 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
- G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals
-
- 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
- C09K19/542—Macromolecular compounds
- C09K2019/546—Macromolecular compounds creating a polymeric network
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- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Dispersion Chemistry (AREA)
- Mathematical Physics (AREA)
- Liquid Crystal (AREA)
- Polymerisation Methods In General (AREA)
Abstract
Description
박리력 (N/cm) | |
실시예 1 | 0.80 |
실시예 2 | 0.40 |
실시예 3 | 0.38 |
실시예 4 | 0.17 |
비교예 1 | 0.05 |
비교예 2 | 0.48 |
비교예 3 | 0.03 |
비교예 4 | 0.20 |
1011: 고분자 네트워크
1012: 액정 영역
201: 배향막
301A, 301B: 기재층
Claims (21)
- 다이옥세인(dioxane)계 일관능성 (메타)아크릴레이트, 우레탄 아크릴레이트 다관능성 올리고머 및 3관능 이상의 다관능성 아크릴레이트를 포함하고, 상기 다이옥세인계 일관능성 (메타)아크릴레이트 이외에 일관능성 (메타)아크릴레이트를 포함하지 않는 고분자 전구체;
비경화성 액정 화합물; 광개시제; 및 이방성 염료를 포함하는 액정 조성물의 경화 생성물인 액정층을 포함하고,
상기 액정층은 ITO 필름 기재층에 대하여 300 mm/min의 박리속도 및 90도의 박리각도에서 측정된 박리력이 0.35 N/cm 이상인 액정 소자. - 제 1 항에 있어서, 다이옥세인계 일관능성 (메타)아크릴레이트는 고분자 전구체 100 중량부 대비 40 내지 90 중량부의 비율로 포함되는 액정 소자.
- 삭제
- 삭제
- 삭제
- 삭제
- 제 1 항에 있어서, 고분자 전구체는 우레탄 아크릴레이트 다관능성 올리고머 1 내지 50 중량부, 다이옥세인계 일관능성 (메타)아크릴레이트 40 내지 90 중량부 및 다관능성 아크릴레이트 1 내지 10 중량부를 포함하는 액정 소자.
- 삭제
- 제 1 항에 있어서, 이방성 염료는 흑색 염료인 액정 소자.
- 제 1 항에 있어서, 이방성 염료는 아조 염료인 액정 소자.
- 제 1 항에 있어서, 이방성 염료는 전체 액정 조성물 100 중량부 대비 0.1 내지 3 중량부의 비율로 포함되는 액정 소자.
- 삭제
- 제 1 항에 있어서, 광개시제는 옥심 에스테르계 개시제인 액정 소자.
- 제 1 항에 있어서, 광개시제는 고분자 전구체 100 중량부 대비 1 내지 5 중량부의 비율로 포함되는 액정 소자.
- 제 1 항에 있어서, 고분자 전구체 20 내지 50 중량부 및 비경화성 액정 화합물 50 내지 80 중량부 비율로 포함하는 액정 소자.
- 제 1 항에 있어서, 액정층 내에서 고분자 전구체가 고분자 네트워크를 형성하고 있으며, 비경화성 액정 화합물이 상기 네트워크 내에 분산된 상태로 존재하는 액정 소자.
- 삭제
- 제 1 항의 액정 소자를 포함하는 광변조 장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020140117160A KR101854006B1 (ko) | 2014-09-03 | 2014-09-03 | 액정 조성물 |
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Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020140117160A KR101854006B1 (ko) | 2014-09-03 | 2014-09-03 | 액정 조성물 |
Publications (2)
Publication Number | Publication Date |
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KR20160028271A KR20160028271A (ko) | 2016-03-11 |
KR101854006B1 true KR101854006B1 (ko) | 2018-05-02 |
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KR1020140117160A Active KR101854006B1 (ko) | 2014-09-03 | 2014-09-03 | 액정 조성물 |
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KR (1) | KR101854006B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112074408B (zh) * | 2018-06-22 | 2023-05-16 | 株式会社Lg化学 | 用于制造偏光板的方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090128770A1 (en) * | 2006-06-27 | 2009-05-21 | Asahi Glass Company, Limited | Liquid crystal composition, liquid crystal optical device, and method of producing liquid crystal optical device |
JP2011074304A (ja) * | 2009-10-01 | 2011-04-14 | Dic Corp | 高分子分散型液晶素子用液晶組成物、及びそれを用いた液晶素子 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR940004316B1 (ko) | 1991-12-20 | 1994-05-19 | 삼성전관 주식회사 | 액정 베시클 및 이를 사용한 pdlc |
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- 2014-09-03 KR KR1020140117160A patent/KR101854006B1/ko active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090128770A1 (en) * | 2006-06-27 | 2009-05-21 | Asahi Glass Company, Limited | Liquid crystal composition, liquid crystal optical device, and method of producing liquid crystal optical device |
JP2011074304A (ja) * | 2009-10-01 | 2011-04-14 | Dic Corp | 高分子分散型液晶素子用液晶組成物、及びそれを用いた液晶素子 |
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KR20160028271A (ko) | 2016-03-11 |
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