KR20170132459A - 고강도 투명 폴리아미드이미드 및 이의 제조방법 - Google Patents
고강도 투명 폴리아미드이미드 및 이의 제조방법 Download PDFInfo
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Abstract
Description
| BPDA(0.3)/TPA(0.7)_DICTFMB 실시예 1 |
BPDA(0.3)/TPC(0.7)_TFMB 비교예 1 |
|
| 침전작업 | X | O |
| 건조작업 | X | O |
| 분자량, Mw | 45,000 | 49,000 |
| 실시예 2 | 비교예 2 | |
| 두께 (㎛) | 70 | 100 |
| 열팽창계수 (ppm/℃) | 12 | 27 |
| 내용제성지수 (%) | 0.5 | 2.5 |
Claims (14)
- 상기 화학식 1a로 표시되는 반복구조 및 화학식 1b로 표시되는 반복구조를 함께 포함하는 폴리아마이드이미드:
[화학식 1a]
[화학식 1b]
상기 화학식 1a 및 1b에 있어서,
X1은 테트라카르복실산 이무수물로부터 유도된 하기 화학식 2의 4가 유기기이고,
[화학식 2]
X2는 하기 화학식 3의 화합물로부터 유도되는 2가의 유기기이며,
[화학식 3]
Y1, Y2는 각각 독립적으로 디이소시아네트로부터 유도되는 2가의 유기기이며, Y1 및 Y2 중 반드시 하나는 하기 화학식 4 로부터 유도되는 2가 유기기를 포함하며,
[화학식 4]
상기 화학식 4에 있어서,
상기 R1, R2는 각각 독립적으로 -F, -Cl, -Br 및 -I으로 이루어진 할로겐 원자, 하이드록실기(-OH), 티올기(-SH), 니트로기(-NO2), 시아노기, 탄소수 1 내지 10의 알킬기, 탄소수 1 내지 4의 할로게노알콕시, 탄소수 1 내지 10의 할로게노알킬, 탄소수 6 내지 20의 아릴기에서 선택되는 치환체이고,
Q는 단일결합, -O-, -CR18R19-, -C(=O)-, -C(=O)O-, -C(=O)NH-, -S-, -SO2-, 페닐렌기 및 이들의 조합으로 이루어진 군에서 선택되는 것일 수 있으며, 이때 상기 R18 및 R19는 각각 독립적으로 수소원자, 탄소수 1 내지 10의 알킬기 및 탄소수 1 내지 10의 플루오로알킬기로 이루어진 군으로부터 선택되는 것이다. - 제1항에 있어서,
상기 화학식 1a의 반복구조와 화학식 1b의 반복구조가 1:5 내지 2:1의 몰비로 중합된 폴리아미드이미드. - 제1항에 있어서,
상기 화학식 1a의 반복구조와 화학식 1b의 반복구조가 랜덤 코폴리머의 형태로 중합된 폴리아미드이미드. - 단계 a) 하기 화학식 4의 디이소시아네이트를 교반하는 단계;
단계 b) 상기 단계 a에서 제조된 용액에 하기 화학식 2의 구조를 포함하는 테트라카르복실산 이무수물 및 하기 화학식 3의 화합물을 첨가하여 반응시켜 폴리아미드이미드 전구체를 제조하는 단계; 및
단계 c) 상기 폴리아미드이미드 전구체를 이미드화 시키는 단계를 포함하는 제1항의 폴리아미드이미드 제조방법:
[화학식 2]
[화학식 3]
[화학식 4]
상기 화학식 4에 있어서,
상기 R1, R2는 각각 독립적으로 -F, -Cl, -Br 및 -I으로 이루어진 할로겐 원자, 하이드록실기(-OH), 티올기(-SH), 니트로기(-NO2), 시아노기, 탄소수 1 내지 10의 알킬기, 탄소수 1 내지 4의 할로게노알콕시, 탄소수 1 내지 10의 할로게노알킬, 탄소수 6 내지 20의 아릴기에서 선택되는 치환체이다. - 제7항에 있어서,
상기 화학식 2의 테트라카르복실산이 이무수물과 상기 화학식 3의 화합물을 1:5 내지 2:1의 몰비로 첨가하는 것인 폴리아미드이미드의 제조방법. - 제7항에 있어서,
상기 화학식 2 및 화학식 3의 화합물과 상기 화학식 4의 디아민이 1:1.1 내지 1.1:1 의 몰비로 반응시키는 것인 폴리아미드이미드의 제조방법. - 제7항에 있어서,
단계 b)에서 안하이드라이드를 더 포함하여 반응시키는 것을 특징으로 하는 폴리아미드이미드의 제조방법. - 제1항 내지 제10항 중 어느 한 항에 따른 폴리아미드이미드를 포함하는 폴리아미드이미드 필름.
- 제11항에 있어서,
상기 폴리아미드이미드 필름의 헤이즈(Haze)가 2 이하이고 황변도(YI)가 10이하인 고강도 투명 폴리아미드이미드 필름. - 제11항에 있어서,
상기 폴리아미드이미드 필름의 연필강도가 2H 이상인 고강도 투명 폴리아미드이미드 필름. - 제11항에 있어서,
상기 폴리아미드이미드가 50~300℃에서의 열팽창계수(CTE)가 15ppm/이하이고, 다음 식 1과 같이 정의되는 내용제성 지수가 2% 이내인 것을 특징으로 하는 폴리아미드이미드:
[식 1]
내용제성지수(%) = (T0-T10)/T0 ×100
상기 식에서, T10은 필름을 극성 용매에 10분간 침지시킨 후의 필름의 두께이고, T0은 필름을 극성 용매에 침지시키기 전의 필름의 두께이다.
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020160063317A KR102080962B1 (ko) | 2016-05-24 | 2016-05-24 | 고강도 투명 폴리아미드이미드 및 이의 제조방법 |
| TW106105849A TWI637981B (zh) | 2016-05-24 | 2017-02-22 | 聚醯胺醯亞胺及其製備製程及包含其的聚醯胺醯亞胺膜 |
| PCT/KR2017/003943 WO2017204462A1 (ko) | 2016-05-24 | 2017-04-12 | 폴리아미드이미드, 이의 제조방법 및 이를 이용한 폴리아미드이미드 필름 |
| CN201780004822.9A CN108368264B (zh) | 2016-05-24 | 2017-04-12 | 聚酰胺-酰亚胺、其制备方法和使用其的聚酰胺-酰亚胺膜 |
| US16/068,427 US20190016849A1 (en) | 2016-05-24 | 2017-04-12 | Polyamide-imide, method for preparing same, and polyamide-imide film using same |
| EP20180188.3A EP3736305B1 (en) | 2016-05-24 | 2017-04-12 | Polyamide-imide, method for preparing same, and polyamide-imide film using same |
| EP17802981.5A EP3363845B1 (en) | 2016-05-24 | 2017-04-12 | Polyamide-imide |
| JP2018526849A JP6862652B2 (ja) | 2016-05-24 | 2017-04-12 | 高強度透明ポリアミドイミド及びその製造方法 |
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| KR1020160063317A KR102080962B1 (ko) | 2016-05-24 | 2016-05-24 | 고강도 투명 폴리아미드이미드 및 이의 제조방법 |
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| Publication Number | Publication Date |
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| KR20170132459A true KR20170132459A (ko) | 2017-12-04 |
| KR102080962B1 KR102080962B1 (ko) | 2020-04-23 |
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| Country | Link |
|---|---|
| US (1) | US20190016849A1 (ko) |
| EP (2) | EP3363845B1 (ko) |
| JP (1) | JP6862652B2 (ko) |
| KR (1) | KR102080962B1 (ko) |
| CN (1) | CN108368264B (ko) |
| TW (1) | TWI637981B (ko) |
| WO (1) | WO2017204462A1 (ko) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20190069287A (ko) * | 2017-12-11 | 2019-06-19 | 주식회사 엘지화학 | 폴리아미드-이미드 공중합체 및 이를 포함하는 폴리아미드-이미드 필름 |
| WO2019117445A1 (ko) * | 2017-12-11 | 2019-06-20 | 주식회사 엘지화학 | 폴리아미드-이미드 공중합체 및 이를 포함하는 폴리아미드-이미드 필름 |
| WO2019221572A1 (ko) * | 2018-05-17 | 2019-11-21 | 주식회사 엘지화학 | 폴리아미드이미드 수지 필름 |
| WO2024225648A1 (ko) * | 2023-04-27 | 2024-10-31 | 코오롱인더스트리 주식회사 | 낮은 황색도 변화를 갖는 광학 필름 및 이를 포함하는 표시장치 |
| US12404371B2 (en) | 2019-01-11 | 2025-09-02 | Lg Chem, Ltd. | Poly(amide-imide) copolymer, composition and polymer film comprising thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR102089122B1 (ko) | 2016-08-25 | 2020-03-13 | 주식회사 엘지화학 | 디아민 화합물 및 이를 이용하여 제조된 플렉시블 소자용 기판 |
| KR102008766B1 (ko) * | 2017-01-31 | 2019-08-09 | 주식회사 엘지화학 | 가요성 기판 제조용 적층체 및 이를 이용한 가요성 기판의 제조방법 |
| WO2020138045A1 (ja) * | 2018-12-28 | 2020-07-02 | 住友化学株式会社 | 光学フィルム及びフレキシブル表示装置 |
| CN113227209A (zh) * | 2018-12-28 | 2021-08-06 | 住友化学株式会社 | 聚酰胺酰亚胺系树脂、光学膜及柔性显示装置 |
| US20200407507A1 (en) * | 2019-06-28 | 2020-12-31 | Skc Co., Ltd. | Polymer film, front plate and display device comprising same |
| JP7811650B2 (ja) * | 2021-12-31 | 2026-02-05 | コーロン インダストリーズ インク | 光学フィルム及びこの製造方法 |
| CN117106303B (zh) * | 2023-08-21 | 2025-02-11 | 中山大学 | 一种聚酰胺-聚酰亚胺复合物及其制备方法和应用 |
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- 2017-04-12 JP JP2018526849A patent/JP6862652B2/ja active Active
- 2017-04-12 EP EP17802981.5A patent/EP3363845B1/en active Active
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| KR20190069287A (ko) * | 2017-12-11 | 2019-06-19 | 주식회사 엘지화학 | 폴리아미드-이미드 공중합체 및 이를 포함하는 폴리아미드-이미드 필름 |
| WO2019117445A1 (ko) * | 2017-12-11 | 2019-06-20 | 주식회사 엘지화학 | 폴리아미드-이미드 공중합체 및 이를 포함하는 폴리아미드-이미드 필름 |
| US11414520B2 (en) | 2017-12-11 | 2022-08-16 | Lg Chem, Ltd. | Polyamide-imide copolymer and polyamide-imide film comprising the same |
| WO2019221572A1 (ko) * | 2018-05-17 | 2019-11-21 | 주식회사 엘지화학 | 폴리아미드이미드 수지 필름 |
| US12404371B2 (en) | 2019-01-11 | 2025-09-02 | Lg Chem, Ltd. | Poly(amide-imide) copolymer, composition and polymer film comprising thereof |
| WO2024225648A1 (ko) * | 2023-04-27 | 2024-10-31 | 코오롱인더스트리 주식회사 | 낮은 황색도 변화를 갖는 광학 필름 및 이를 포함하는 표시장치 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR102080962B1 (ko) | 2020-04-23 |
| TW201741373A (zh) | 2017-12-01 |
| EP3363845A1 (en) | 2018-08-22 |
| TWI637981B (zh) | 2018-10-11 |
| CN108368264A (zh) | 2018-08-03 |
| WO2017204462A1 (ko) | 2017-11-30 |
| JP6862652B2 (ja) | 2021-04-21 |
| EP3736305A1 (en) | 2020-11-11 |
| CN108368264B (zh) | 2021-01-22 |
| US20190016849A1 (en) | 2019-01-17 |
| JP2019505604A (ja) | 2019-02-28 |
| EP3363845A4 (en) | 2019-02-13 |
| EP3363845B1 (en) | 2023-08-30 |
| EP3736305B1 (en) | 2022-01-05 |
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