KR920016502A - 색조가 우수한 폴리에스테르의 제조방법 - Google Patents

색조가 우수한 폴리에스테르의 제조방법 Download PDF

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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
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KR
South Korea
Prior art keywords
polyester
producing
oligomer
polyester according
prepolymer
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KR1019910002093A
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English (en)
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KR940009419B1 (ko
Inventor
김정엽
조현남
Original Assignee
박원희
한국과학기술연구원
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 박원희, 한국과학기술연구원 filed Critical 박원희
Priority to KR1019910002093A priority Critical patent/KR940009419B1/ko
Priority to CN91102390A priority patent/CN1043533C/zh
Priority to DE4119043A priority patent/DE4119043A1/de
Priority to US07/743,690 priority patent/US5243022A/en
Priority to JP3302655A priority patent/JP2514759B2/ja
Publication of KR920016502A publication Critical patent/KR920016502A/ko
Application granted granted Critical
Publication of KR940009419B1 publication Critical patent/KR940009419B1/ko

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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
    • 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

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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)
  • Polyesters Or Polycarbonates (AREA)

Abstract

내용 없음

Description

색조가 우수한 폴리에스테르의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (7)

  1. 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.
  2. 제 1 항에 있어서, 제 1 공정의 에틸렌과 테레프탈산의 몰비를 1 : 1.05~2.0으로 첨가하는 것을 특징으로 하는 폴리에스테르의 제조방법.
  3. 제 1 항에 있어서, 제 1 공정의 올리고머의 중합도가 2~5로 이루어진 것을 특징으로 하는 폴리에스테르의 제조방법.
  4. 제 1 항에 있어서, 제 2 공정의 프리폴리머 중합도가 10~20으로 이루어진 것을 특징으로 하는 폴리에스테르의 제조방법.
  5. 제 1 항에 있어서, 제 3 공정의 올리고머와 프리폴리머의 중량비 1 : 0.1~9.0으로 첨가하는 것으로 특징으로 하는 폴리에스테르의 제조방법.
  6. 제 1 항에 있어서, 제 3 공정중 촉매 잔량이 최종 폴리에스테르에 대해 150~450ppm으로 되도록 추가 첨부하는 것을 특징으로 하는 폴리에스테르의 제조방법.
  7. 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.
KR1019910002093A 1991-02-07 1991-02-07 색조가 우수한 폴리에스테르의 제조방법 KR940009419B1 (ko)

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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994013732A1 (en) * 1992-12-04 1994-06-23 Toray Industries, Inc. Thermal lamination polyester film
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
US6906164B2 (en) 2000-12-07 2005-06-14 Eastman Chemical Company Polyester process using a pipe reactor
PT1453883E (pt) * 2000-12-07 2013-03-04 Grupo Petrotemex Sa De Cv Processo de preparação de poliéster de baixo custo utilizando um reactor tubular
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
US7649109B2 (en) 2006-12-07 2010-01-19 Eastman Chemical Company Polyester production system employing recirculation of hot alcohol to esterification zone
US7943094B2 (en) 2006-12-07 2011-05-17 Grupo Petrotemex, S.A. De C.V. Polyester production system employing horizontally elongated esterification vessel
US7863477B2 (en) 2007-03-08 2011-01-04 Eastman Chemical Company Polyester production system employing hot paste to esterification zone
US7872090B2 (en) 2007-07-12 2011-01-18 Eastman Chemical Company Reactor system with optimized heating and phase separation
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
US7858730B2 (en) 2007-07-12 2010-12-28 Eastman Chemical Company Multi-level tubular reactor with dual headers
US7868129B2 (en) 2007-07-12 2011-01-11 Eastman Chemical Company Sloped tubular reactor with spaced sequential trays
US7872089B2 (en) 2007-07-12 2011-01-18 Eastman Chemical Company Multi-level tubular reactor with internal tray
US7847053B2 (en) 2007-07-12 2010-12-07 Eastman Chemical Company Multi-level tubular reactor with oppositely extending 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
WO2020131778A1 (en) * 2018-12-17 2020-06-25 Eastman Chemical Company Copolyester from terephthalic acid containing low diethylene glycol

Family Cites Families (4)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
JPH059279A (ja) 1993-01-19
KR940009419B1 (ko) 1994-10-13
CN1043533C (zh) 1999-06-02
JP2514759B2 (ja) 1996-07-10
CN1063875A (zh) 1992-08-26
US5243022A (en) 1993-09-07
DE4119043A1 (de) 1992-08-13

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