KR920016502A - 색조가 우수한 폴리에스테르의 제조방법 - Google Patents
색조가 우수한 폴리에스테르의 제조방법 Download PDFInfo
- Publication number
- KR920016502A KR920016502A KR1019910002093A KR910002093A KR920016502A KR 920016502 A KR920016502 A KR 920016502A KR 1019910002093 A KR1019910002093 A KR 1019910002093A KR 910002093 A KR910002093 A KR 910002093A KR 920016502 A KR920016502 A KR 920016502A
- Authority
- KR
- South Korea
- Prior art keywords
- polyester
- producing
- oligomer
- polyester according
- prepolymer
- 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
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
- C08G63/181—Acids containing aromatic rings
- C08G63/183—Terephthalic acids
-
- 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
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 (7)
- 에틸렌글리콜과 테레프탈산을 230~260℃에서 3~5시간 에스테르화하여 평균중합도 5이하인 비스(베타-히드록시에틸)테레프탈레이트 구조의 올리고머를 제조하는 제 1 공정 ; 이 올리고머 일부를 공지 촉매와 안정제 존재하에서 270~290℃에서 10토르 압력하에 20~60분 중축합하여 평균중합도 10~50의 비스(베타-히드록시에틸)테레프탈레이트 구조의 프리폴리머를 제조하는 제 2 공정 및 올리고머와 프리폴리머를 285~295℃에서 0.2토르 압력하에 2시간 중축합하여 폴리에스테르를 제조하는 제 3 공정으로 구성된 것을 특징으로 하는 폴리에스테르의 제조방법.
- 제 1 항에 있어서, 제 1 공정의 에틸렌과 테레프탈산의 몰비를 1 : 1.05~2.0으로 첨가하는 것을 특징으로 하는 폴리에스테르의 제조방법.
- 제 1 항에 있어서, 제 1 공정의 올리고머의 중합도가 2~5로 이루어진 것을 특징으로 하는 폴리에스테르의 제조방법.
- 제 1 항에 있어서, 제 2 공정의 프리폴리머 중합도가 10~20으로 이루어진 것을 특징으로 하는 폴리에스테르의 제조방법.
- 제 1 항에 있어서, 제 3 공정의 올리고머와 프리폴리머의 중량비 1 : 0.1~9.0으로 첨가하는 것으로 특징으로 하는 폴리에스테르의 제조방법.
- 제 1 항에 있어서, 제 3 공정중 촉매 잔량이 최종 폴리에스테르에 대해 150~450ppm으로 되도록 추가 첨부하는 것을 특징으로 하는 폴리에스테르의 제조방법.
- 제 1 항에 있어서, 제 3 공정중 안정제 잔량이 최종 폴리에스테르의 대해 50~250ppm으로 되도록 추가 첨가하는 것을 특징으로 하는 폴리에스테르의 제조방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019910002093A KR940009419B1 (ko) | 1991-02-07 | 1991-02-07 | 색조가 우수한 폴리에스테르의 제조방법 |
CN91102390A CN1043533C (zh) | 1991-02-07 | 1991-04-11 | 制备聚酯的方法 |
DE4119043A DE4119043A1 (de) | 1991-02-07 | 1991-06-10 | Verfahren zur herstellung von polyestern |
US07/743,690 US5243022A (en) | 1991-02-07 | 1991-08-12 | Method for forming polyesters |
JP3302655A JP2514759B2 (ja) | 1991-02-07 | 1991-10-23 | 色調のすぐれたポリエステルの製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019910002093A KR940009419B1 (ko) | 1991-02-07 | 1991-02-07 | 색조가 우수한 폴리에스테르의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR920016502A true KR920016502A (ko) | 1992-09-24 |
KR940009419B1 KR940009419B1 (ko) | 1994-10-13 |
Family
ID=19310852
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019910002093A KR940009419B1 (ko) | 1991-02-07 | 1991-02-07 | 색조가 우수한 폴리에스테르의 제조방법 |
Country Status (5)
Country | Link |
---|---|
US (1) | US5243022A (ko) |
JP (1) | JP2514759B2 (ko) |
KR (1) | KR940009419B1 (ko) |
CN (1) | CN1043533C (ko) |
DE (1) | DE4119043A1 (ko) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0625539B1 (en) * | 1992-12-04 | 2002-03-20 | Toray Industries, Inc. | Polyester film for thermal lamination |
US5874163A (en) * | 1993-12-06 | 1999-02-23 | Teijin Limited | Laminated polyester film to be laminated on metal plate |
TW340862B (en) * | 1994-06-24 | 1998-09-21 | Toray Industries | Thermal-layered polyester film for metal plate |
DE4432839A1 (de) * | 1994-09-15 | 1996-03-21 | Zimmer Ag | Verfahren zur Einstellung des Trübungsgrades von Ethylenterephthalat-Polymeren |
CN1047187C (zh) * | 1995-04-06 | 1999-12-08 | 中国石化扬子石油化工公司 | 对苯二甲酸常压酯化生产聚酯漆包线漆的方法 |
ES2141004B1 (es) * | 1996-11-05 | 2000-10-16 | Colorpoint S A | "unas mejoras en los sistemas de coloracion y aditivacion del polietilentereftalato (pet)" |
US6384180B1 (en) | 1999-08-24 | 2002-05-07 | Eastman Chemical Company | Method for making polyesters employing acidic phosphorus-containing compounds |
PT2311897E (pt) * | 2000-12-07 | 2015-08-25 | Grupo Petrotemex Sa De Cv | Processo de preparação de poliéster de baixo custo utilizando um reator tubular |
US6906164B2 (en) | 2000-12-07 | 2005-06-14 | Eastman Chemical Company | Polyester process using a pipe reactor |
EP1378533A1 (en) * | 2002-07-04 | 2004-01-07 | General Electric Company | Crystalline polyester resins and processes for their preparation |
US7135541B2 (en) * | 2003-06-06 | 2006-11-14 | Eastman Chemical Company | Polyester process using a pipe reactor |
US7943094B2 (en) | 2006-12-07 | 2011-05-17 | Grupo Petrotemex, S.A. De C.V. | Polyester production system employing horizontally elongated esterification vessel |
US7649109B2 (en) | 2006-12-07 | 2010-01-19 | Eastman Chemical Company | Polyester production system employing recirculation of hot alcohol to esterification zone |
US7863477B2 (en) | 2007-03-08 | 2011-01-04 | Eastman Chemical Company | Polyester production system employing hot paste to esterification zone |
US7847053B2 (en) | 2007-07-12 | 2010-12-07 | Eastman Chemical Company | Multi-level tubular reactor with oppositely extending segments |
US7868129B2 (en) | 2007-07-12 | 2011-01-11 | Eastman Chemical Company | Sloped tubular reactor with spaced sequential trays |
US7872090B2 (en) | 2007-07-12 | 2011-01-18 | Eastman Chemical Company | Reactor system with optimized heating and phase separation |
US7872089B2 (en) | 2007-07-12 | 2011-01-18 | Eastman Chemical Company | Multi-level tubular reactor with internal tray |
US7858730B2 (en) | 2007-07-12 | 2010-12-28 | Eastman Chemical Company | Multi-level tubular reactor with dual headers |
US7842777B2 (en) | 2007-07-12 | 2010-11-30 | Eastman Chemical Company | Sloped tubular reactor with divided flow |
US7829653B2 (en) | 2007-07-12 | 2010-11-09 | Eastman Chemical Company | Horizontal trayed reactor |
US7868130B2 (en) | 2007-07-12 | 2011-01-11 | Eastman Chemical Company | Multi-level tubular reactor with vertically spaced segments |
CN104530396A (zh) * | 2015-01-05 | 2015-04-22 | 福建省鑫东华实业有限公司 | 聚对苯二甲酸乙二醇酯的制备方法 |
TWI664186B (zh) * | 2017-10-05 | 2019-07-01 | 遠東新世紀股份有限公司 | 磷酸酯物質及其製備方法、含磷酸酯物質的聚酯樹脂及其製備方法 |
CN113195589A (zh) * | 2018-12-17 | 2021-07-30 | 伊士曼化工公司 | 含有低二乙二醇的来自对苯二甲酸的共聚酯 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD93432A (ko) * | ||||
DE2811982A1 (de) * | 1978-03-18 | 1979-09-27 | Huels Chemische Werke Ag | Verfahren zur herstellung von hochmolekularem poly(ethylenterephthalat) |
JPS5947226A (ja) * | 1982-09-09 | 1984-03-16 | Toyobo Co Ltd | ポリエステルの製造法 |
JPS624722A (ja) * | 1985-07-01 | 1987-01-10 | Mitsubishi Chem Ind Ltd | 共重合ポリエステルの製造法 |
-
1991
- 1991-02-07 KR KR1019910002093A patent/KR940009419B1/ko not_active IP Right Cessation
- 1991-04-11 CN CN91102390A patent/CN1043533C/zh not_active Expired - Fee Related
- 1991-06-10 DE DE4119043A patent/DE4119043A1/de not_active Withdrawn
- 1991-08-12 US US07/743,690 patent/US5243022A/en not_active Expired - Fee Related
- 1991-10-23 JP JP3302655A patent/JP2514759B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1043533C (zh) | 1999-06-02 |
DE4119043A1 (de) | 1992-08-13 |
US5243022A (en) | 1993-09-07 |
KR940009419B1 (ko) | 1994-10-13 |
CN1063875A (zh) | 1992-08-26 |
JPH059279A (ja) | 1993-01-19 |
JP2514759B2 (ja) | 1996-07-10 |
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