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KR910016802A - Process for producing copolyester - Google Patents

Process for producing copolyester Download PDF

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Publication number
KR910016802A
KR910016802A KR1019900004268A KR900004268A KR910016802A KR 910016802 A KR910016802 A KR 910016802A KR 1019900004268 A KR1019900004268 A KR 1019900004268A KR 900004268 A KR900004268 A KR 900004268A KR 910016802 A KR910016802 A KR 910016802A
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KR
South Korea
Prior art keywords
carboxylic acid
hydroxy
glycol
derivative
acid
Prior art date
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Granted
Application number
KR1019900004268A
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Korean (ko)
Other versions
KR930004369B1 (en
Inventor
정종호
이동균
Original Assignee
이승동
주식회사 선경인더스트리
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Publication date
Application filed by 이승동, 주식회사 선경인더스트리 filed Critical 이승동
Priority to KR1019900004268A priority Critical patent/KR930004369B1/en
Publication of KR910016802A publication Critical patent/KR910016802A/en
Application granted granted Critical
Publication of KR930004369B1 publication Critical patent/KR930004369B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • C08G63/40—Polyesters derived from ester-forming derivatives of polycarboxylic acids or of polyhydroxy compounds, other than from esters thereof
    • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

내용 없음No content

Description

공중합 폴리에스테르의 제조방법Process for producing copolyester

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (3)

2관능성 카르복실산 또는 그의 에스테르형성성 유도체와 글리콜을 에스테르화 또는 에스테르교환반응시켜서 얻어지는 생성물을 중축합시키므로써 공중합 폴리에스테르를 제조함에 있어서, 상기 에스테르화반응 또는 에스테르교환반응중에 하이드록시 디메틸 이소프탈레이트 또는 하이드록시 이소프탈산을 첨가시키되 상기 2관능성 카르복실산 또는 그 에스테르형성성 유도체 성분에 대해 3~9몰%만큼 첨가시켜서 제조함을 특징으로 하는 공중합 폴리에스테르의 제조방법.In preparing a copolyester by polycondensing a product obtained by esterifying or transesterifying a difunctional carboxylic acid or its esterogenic derivative and glycol, hydroxy dimethyl iso A method of producing a copolyester characterized in that the addition of phthalate or hydroxy isophthalic acid is added by 3 to 9 mol% relative to the bifunctional carboxylic acid or ester-forming derivative component thereof. 제1항에 있어서, 상기 하이드록시 디메틸 이소프탈레이트 또는 하이드록시이소프탈산은 탄소수 2 내지 12개인 직쇄 또는 측쇄인 지방족 또는 방향족글리콜과 반응되는 것을 특징으로 하는 공중합 폴리에스테르의 제조방법.The method according to claim 1, wherein the hydroxy dimethyl isophthalate or hydroxyisophthalic acid is reacted with aliphatic or aromatic glycol which is a straight or branched chain having 2 to 12 carbon atoms. 공중합 폴리에스테르에 있어서, 2관능성 카르복실산 또는 그의 에스테르형성성 유도체와 글리콜이 에스테르화반응 또는 에스테르화교환반응 될때 하이드록시 디메틸이소프탈레이트 또는 하이드록시 이소프탈산이 상기 2관능성 카르복실산 또는 그의 에스테르 형성성 유도체 성분에 대해 3~9몰%첨가되어 제조된 고유점도가 0.5㎗/g 이상인 공중합 폴리에스테르.In copolyesters, when the difunctional carboxylic acid or its esterogenic derivative and glycol are esterified or transesterified, hydroxy dimethyl isophthalate or hydroxy isophthalic acid is the difunctional carboxylic acid or its Co-polyester of 0.5 dl / g or more intrinsic viscosity prepared by adding 3-9 mol% with respect to ester formation derivative component. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900004268A 1990-03-30 1990-03-30 Process for producing copolyester Expired - Fee Related KR930004369B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019900004268A KR930004369B1 (en) 1990-03-30 1990-03-30 Process for producing copolyester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900004268A KR930004369B1 (en) 1990-03-30 1990-03-30 Process for producing copolyester

Publications (2)

Publication Number Publication Date
KR910016802A true KR910016802A (en) 1991-11-05
KR930004369B1 KR930004369B1 (en) 1993-05-26

Family

ID=19297491

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900004268A Expired - Fee Related KR930004369B1 (en) 1990-03-30 1990-03-30 Process for producing copolyester

Country Status (1)

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KR (1) KR930004369B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100557604B1 (en) * 1998-12-23 2006-06-07 주식회사 휴비스 Method for producing flame retardant polyester resin with excellent alkali resistance

Also Published As

Publication number Publication date
KR930004369B1 (en) 1993-05-26

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