KR100789595B1 - 신규한 폴리이미드 및 이의 제조방법 - Google Patents
신규한 폴리이미드 및 이의 제조방법 Download PDFInfo
- Publication number
- KR100789595B1 KR100789595B1 KR1020060118284A KR20060118284A KR100789595B1 KR 100789595 B1 KR100789595 B1 KR 100789595B1 KR 1020060118284 A KR1020060118284 A KR 1020060118284A KR 20060118284 A KR20060118284 A KR 20060118284A KR 100789595 B1 KR100789595 B1 KR 100789595B1
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- KR
- South Korea
- Prior art keywords
- liquid crystal
- polyimide
- crystal alignment
- prepared
- reacting
- Prior art date
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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
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
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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
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
- C08G73/1003—Preparatory processes
- C08G73/1007—Preparatory processes from tetracarboxylic acids or derivatives and diamines
- C08G73/1025—Preparatory processes from tetracarboxylic acids or derivatives and diamines polymerised by radiations
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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
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
- C08G73/1057—Polyimides containing other atoms than carbon, hydrogen, nitrogen or oxygen in the main chain
- C08G73/1064—Polyimides containing other atoms than carbon, hydrogen, nitrogen or oxygen in the main chain containing sulfur
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Liquid Crystal (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
Abstract
Description
배향막 | 10초 노광 | 50초 노광 | 250초 노광 |
제조예 1 | 매우 우수 | 매우 우수 | 우수 |
비교제조예 1 | 양호 | 양호 | 매우 불량 |
Claims (5)
- 1) 4-니트로신남산과 티오닐클로라이드를 반응시킨 후, 4-니트로아닐린을 반응시켜 (4'-니트로페닐)-4-니트로신나마이드를 제조하는 단계,2) 상기 1)단계에서 제조한 (4'-니트로페닐)-4-니트로신나마이드를 물/이소프로판올, 진한 HCl 및 철 분말과 반응시켜 (4'-아미노페닐)-4-아미노신나마이드를 제조하는 단계, 및3) 상기 2)단계에서 제조한 (4'-아미노페닐)-4-아미노신나마이드를 디안하이 드라이드 화합물과 반응시켜 폴리이미드를 제조하는 단계를 포함하여 이루어지는 청구항 1의 폴리이미드의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020060118284A KR100789595B1 (ko) | 2006-11-28 | 2006-11-28 | 신규한 폴리이미드 및 이의 제조방법 |
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KR1020060118284A KR100789595B1 (ko) | 2006-11-28 | 2006-11-28 | 신규한 폴리이미드 및 이의 제조방법 |
Publications (1)
Publication Number | Publication Date |
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KR100789595B1 true KR100789595B1 (ko) | 2007-12-27 |
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KR1020060118284A KR100789595B1 (ko) | 2006-11-28 | 2006-11-28 | 신규한 폴리이미드 및 이의 제조방법 |
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KR (1) | KR100789595B1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100822499B1 (ko) * | 2005-12-01 | 2008-04-16 | 주식회사 엘지화학 | 신규한 폴리이미드 및 이의 제조방법 |
KR20170111549A (ko) * | 2016-03-28 | 2017-10-12 | 주식회사 엘지화학 | 액정 배향제, 이를 포함하는 액정배향막 및 액정배향막의 제조 방법 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6303742B1 (en) | 1998-04-01 | 2001-10-16 | Kanekafuchi Kagaku Kogyo Kabushiki Kaisha | Polyimide compositions |
KR20070057658A (ko) * | 2005-12-01 | 2007-06-07 | 주식회사 엘지화학 | 액정 배향막의 제조방법, 이에 의해 제조된 액정 배향막,및 이를 포함하는 액정 디스플레이 |
KR20070058233A (ko) * | 2005-12-01 | 2007-06-08 | 주식회사 엘지화학 | 신규한 폴리이미드 및 이의 제조방법 |
-
2006
- 2006-11-28 KR KR1020060118284A patent/KR100789595B1/ko active IP Right Grant
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6303742B1 (en) | 1998-04-01 | 2001-10-16 | Kanekafuchi Kagaku Kogyo Kabushiki Kaisha | Polyimide compositions |
KR20070057658A (ko) * | 2005-12-01 | 2007-06-07 | 주식회사 엘지화학 | 액정 배향막의 제조방법, 이에 의해 제조된 액정 배향막,및 이를 포함하는 액정 디스플레이 |
KR20070058233A (ko) * | 2005-12-01 | 2007-06-08 | 주식회사 엘지화학 | 신규한 폴리이미드 및 이의 제조방법 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100822499B1 (ko) * | 2005-12-01 | 2008-04-16 | 주식회사 엘지화학 | 신규한 폴리이미드 및 이의 제조방법 |
KR20170111549A (ko) * | 2016-03-28 | 2017-10-12 | 주식회사 엘지화학 | 액정 배향제, 이를 포함하는 액정배향막 및 액정배향막의 제조 방법 |
KR101989587B1 (ko) * | 2016-03-28 | 2019-06-14 | 주식회사 엘지화학 | 액정 배향제, 이를 포함하는 액정배향막 및 액정배향막의 제조 방법 |
US10526540B2 (en) | 2016-03-28 | 2020-01-07 | Lg Chem, Ltd. | Liquid crystal aligning agent, liquid crystal alignment layer comprising the same and method for preparing liquid crystal alignment layer |
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