KR100280371B1 - 고분자량의 저결정성 폴리이미드 수지 분말의 제조방법 - Google Patents
고분자량의 저결정성 폴리이미드 수지 분말의 제조방법 Download PDFInfo
- Publication number
- KR100280371B1 KR100280371B1 KR1019980046920A KR19980046920A KR100280371B1 KR 100280371 B1 KR100280371 B1 KR 100280371B1 KR 1019980046920 A KR1019980046920 A KR 1019980046920A KR 19980046920 A KR19980046920 A KR 19980046920A KR 100280371 B1 KR100280371 B1 KR 100280371B1
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- KR
- South Korea
- Prior art keywords
- resin powder
- polyimide resin
- molecular weight
- high molecular
- solvent
- Prior art date
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/12—Powdering or granulating
- C08J3/16—Powdering or granulating by coagulating dispersions
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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
- C08G73/1028—Preparatory processes from tetracarboxylic acids or derivatives and diamines characterised by the process itself, e.g. steps, continuous
- C08G73/1032—Preparatory processes from tetracarboxylic acids or derivatives and diamines characterised by the process itself, e.g. steps, continuous characterised by the solvent(s) used
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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
- C08G73/1067—Wholly aromatic polyimides, i.e. having both tetracarboxylic and diamino moieties aromatically bound
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2379/00—Characterised by the use 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 C08J2361/00 - C08J2377/00
- C08J2379/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
- C08J2379/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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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
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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)
- Dispersion Chemistry (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
Abstract
Description
Claims (3)
- 방향족 디아민 성분과 방향족 테트라카르복실산 이무수물을 용액중합시켜 다음 화학식 1을 반복단위로 하는 폴리이미드 수지 분말의 제조방법에 있어서, 상기 용액중합은 메타크레졸, 메타클로로페놀 및 파라클로로페놀 중에서 선택된 단독용매 또는 2종 이상의 혼합 용매를 사용하여 단일단계고온중합(one-step imidization method)하는 것을 특징으로 하는 고분자량의 저결정성 폴리이미드 수지 분말의 제조방법.[화학식 1]상기 화학식 1에서:중에서 선택된 하나 이상의 4가기를 나타내고;중에서 선택된 2가기를 나타낸다.
- 제1항에 있어서, 상기 용액중합반응에서는 분자량 조절제로 무수프탈산을 10 mole% 미만의 범위내에서 사용하는 것을 특징으로 하는 고분자량의 저결정성 폴리이미드 수지 분말의 제조방법.
- 제1항에 있어서, 상기 용액중합반응에서는 반응 촉매로 트리메틸아민, 트리에틸아민, 피리딘, 이소퀴놀린 및 퀴놀린 중에서 선택된 것을 10 mole% 미만의 범위내에서 사용하는 것을 특징으로 하는 고분자량의 저결정성 폴리이미드 수지 분말의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980046920A KR100280371B1 (ko) | 1998-11-03 | 1998-11-03 | 고분자량의 저결정성 폴리이미드 수지 분말의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980046920A KR100280371B1 (ko) | 1998-11-03 | 1998-11-03 | 고분자량의 저결정성 폴리이미드 수지 분말의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000031062A KR20000031062A (ko) | 2000-06-05 |
KR100280371B1 true KR100280371B1 (ko) | 2001-02-01 |
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KR1019980046920A KR100280371B1 (ko) | 1998-11-03 | 1998-11-03 | 고분자량의 저결정성 폴리이미드 수지 분말의 제조방법 |
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KR (1) | KR100280371B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR102203212B1 (ko) * | 2019-09-23 | 2021-01-14 | 피아이첨단소재 주식회사 | 폴리이미드 분말의 제조방법 및 이를 통해 제조된 폴리이미드 분말 |
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1998
- 1998-11-03 KR KR1019980046920A patent/KR100280371B1/ko active IP Right Grant
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KR20000031062A (ko) | 2000-06-05 |
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