KR880014005A - 폴리에스테르 공중합체의 제조방법 - Google Patents
폴리에스테르 공중합체의 제조방법 Download PDFInfo
- Publication number
- KR880014005A KR880014005A KR870005480A KR870005480A KR880014005A KR 880014005 A KR880014005 A KR 880014005A KR 870005480 A KR870005480 A KR 870005480A KR 870005480 A KR870005480 A KR 870005480A KR 880014005 A KR880014005 A KR 880014005A
- Authority
- KR
- South Korea
- Prior art keywords
- mol
- polyester copolymer
- acid
- isophthalic acid
- ethylene glycol
- Prior art date
Links
Classifications
-
- 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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
-
- 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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyesters Or Polycarbonates (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (1)
- 비스(2-히드록시에틸) 테레프탈레이트, 테레프탈산, 에틸렌글리콜, 적정의 부반응억제제를 사용하여 에스테르화 반응을 행한다음 테레프탈산에 대해 4-15몰%의 이소프탈산, 이소프탈산에 대해 1.2-3몰 비의 에틸렌글리콜, 이소프탈산에 대해 0.03-0.2몰%의 CaO, 생성되는 폴리머에 대해 0.05-0.2중량%의 3.5-디-t-부틸-4-히드록시-벤질포스포릭애시드 디에틸에스테르, 생성되는 폴리머에 대해 0.01-0.07중량%의 Sb2O3를 가하여 온도 230-260℃, 압력 10-80psi에서 15-30분동안 생성되는 물을 유출시킨 후 중축합시키는 폴리에스테르 공중합체의 제조방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019870005480A KR900004711B1 (ko) | 1987-05-30 | 1987-05-30 | 폴리에스테르 공중합체의 제조방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019870005480A KR900004711B1 (ko) | 1987-05-30 | 1987-05-30 | 폴리에스테르 공중합체의 제조방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR880014005A true KR880014005A (ko) | 1988-12-22 |
| KR900004711B1 KR900004711B1 (ko) | 1990-07-05 |
Family
ID=19261820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019870005480A KR900004711B1 (ko) | 1987-05-30 | 1987-05-30 | 폴리에스테르 공중합체의 제조방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR900004711B1 (ko) |
-
1987
- 1987-05-30 KR KR1019870005480A patent/KR900004711B1/ko not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR900004711B1 (ko) | 1990-07-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| G160 | Decision to publish patent application | ||
| E701 | Decision to grant or registration of patent right | ||
| GRNT | Written decision to grant | ||
| FPAY | Annual fee payment |
Payment date: 19950620 Year of fee payment: 6 |
|
| LAPS | Lapse due to unpaid annual fee |