KR890014617A - Polyethylene terephthalate copolymer and preparation method thereof - Google Patents

Polyethylene terephthalate copolymer and preparation method thereof Download PDF

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Publication number
KR890014617A
KR890014617A KR1019880002488A KR880002488A KR890014617A KR 890014617 A KR890014617 A KR 890014617A KR 1019880002488 A KR1019880002488 A KR 1019880002488A KR 880002488 A KR880002488 A KR 880002488A KR 890014617 A KR890014617 A KR 890014617A
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South Korea
Prior art keywords
repeating unit
acetoxy
iii
structural formula
polyethylene terephthalate
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KR1019880002488A
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Korean (ko)
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KR910005770B1 (en
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김경준
김정식
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이상철
주식회사 코오롱
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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
    • C08G63/185—Acids containing aromatic rings containing two or more aromatic rings
    • 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
    • C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids

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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.No content.

Description

폴리에틸렌 테레프탈레이트 공중합체와 그의 제조방법Polyethylene terephthalate copolymer and preparation method thereof

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

Claims (10)

폴리에틸렌 테레프탈레이트 공중합체에 있어서, 다음 구조식(I),(II),(III)으로 표시되는 반복단위를 갖고 있되, 상기 구조식(I)로 표시되는 반복단위가 전체반복단위의 3 내지 60몰%이며, 그 나머지 구조식(II)와 (III)의 반복단위는 서로 등몰량으로 존재하는 것을 특징으로 하는 폴리에틸렌테레프탈레이트 공중합체.Polyethylene terephthalate copolymer, which has a repeating unit represented by the following structural formula (I), (II), (III), wherein the repeating unit represented by the structural formula (I) is 3 to 60 mol% of the total repeating unit And the remaining repeating units of the formulas (II) and (III) are present in equimolar amounts to each other. (윗식에서, n은 0,1이다.)(Where n is 0,1) 제1항에 있어서, 상기 구조식(II)를 표시되는 반복단위는 4′-아세톡시페닐-4-아세톡시 벤조에이트, 3-아세톡시페닐-4-아세톡시 벤조에이트, 1,3-비스(4-아세톡시 벤조일옥시)벤젠, 1,4-비스(4-아세톡시 벤조일옥시)벤젠중의 어느하나, 또는 이들의 혼합물로 부터 유도되는 것임을 특징으로 하는 폴리에틸렌 테레프탈레이트 공중합체.According to claim 1, wherein the repeating unit represented by formula (II) is 4'-acetoxyphenyl-4-acetoxy benzoate, 3-acetoxyphenyl-4-acetoxy benzoate, 1,3-bis ( Polyethylene terephthalate copolymer, characterized in that it is derived from any one of 4-acetoxy benzoyloxy) benzene, 1,4-bis (4-acetoxy benzoyloxy) benzene, or mixtures thereof. 제1항에 있어서, 상기 구조식(III)으로 표시되는 반복단위는 메타화합물인 것을 특징으로 하는 폴리에틸렌 테레프탈레이트 공중합체.The polyethylene terephthalate copolymer according to claim 1, wherein the repeating unit represented by the structural formula (III) is a meta compound. 제1항에 있어서, 상기 구조식(III)으로 표시되는 반복단위는 파라화합물인 것을 특징으로 하는 폴리에틸렌 테레프탈레이트 공중합체.The polyethylene terephthalate copolymer according to claim 1, wherein the repeating unit represented by the structural formula (III) is a para compound. 폴리에틸렌 테레프탈레이트 공중합체를 제조함에 있어서, 상기 구조식(I)을 포함하는 폴리에틸렌테레프탈레이트 유도체 3 내지 60몰%와, 상기 구조식(II)을 포함하는 P-아세톡시 벤조산유도체 20 내지 48.5몰%, 그리고 상기 구조식(III)을 포함하는 방향족 디카르본산 20내지 48.5몰%를 질소분위기 하에서 250℃ 내지 350℃의 온도까지 가열하여 1차반응시키고, 이어서 0.1 내지 20mmHg의 압력과 300 내지 340℃의 온도에서 2차반응시켜서 되는 것을 특징으로 하는 폴리에틸렌 테레프탈레이트 공중합체의 제조방법.In preparing a polyethylene terephthalate copolymer, 3 to 60 mol% of a polyethylene terephthalate derivative including the above formula (I), 20 to 48.5 mol% of P-acetoxy benzoic acid derivative including the above formula (II), and 20 to 48.5 mol% of the aromatic dicarboxylic acid including the structural formula (III) was first reacted by heating to a temperature of 250 ° C. to 350 ° C. under a nitrogen atmosphere, followed by a pressure of 0.1 to 20 mmHg and a temperature of 300 to 340 ° C. A method for producing a polyethylene terephthalate copolymer, characterized in that by secondary reaction. 제 5항에 있어서, p-아세톡시 벤조산유도체는 4′-아세톡시 페닐-4-아세톡시 벤조에이트, 3-아세톡시 페닐-4-아세톡시 벤조에이트, 1,3-비스(4-아세톡시 벤조일옥시)벤젠, 1,4-비스(4-아세톡시 벤조일옥시)벤젠중에서 선택된 어느하나, 또는 이들의 혼합물을 사용하는 것을 특징으로 하는 방법.The p-acetoxy benzoic acid derivative according to claim 5, wherein the p-acetoxy benzoic acid derivative is 4'-acetoxy phenyl-4-acetoxy benzoate, 3-acetoxy phenyl-4-acetoxy benzoate, 1,3-bis (4-acetoxy Benzoyloxy) benzene, 1,4-bis (4-acetoxy benzoyloxy) benzene, or a mixture thereof. 제5항에 있어서, 방향족 디카르본산은 테레프탈산을 사용하는 것을 특징으로 하는 방법.6. The process of claim 5 wherein the aromatic dicarboxylic acid uses terephthalic acid. 제5항에 있어서, 방향족 디카르본산은 이소프탈산을 사용하는 것을 특징으로 하는 방법.The method of claim 5 wherein the aromatic dicarboxylic acid uses isophthalic acid. 상기 구조식(I),(II),(III)으로 표시되는 반복단위를 갖고 있되, 상기 구조식(I)로 표시되는 반복단위가 전체반복단위의 3 내지 60몰%이며, 그 나머지 구조식 (II)와 (III)의 반복단위는 서로 등몰량으로 존재하는 폴리에틸렌 테레프탈레이트 공중합체를 사용하여 제조된 섬유.It has a repeating unit represented by the structural formula (I), (II), (III), the repeating unit represented by the structural formula (I) is 3 to 60 mol% of the total repeating unit, the remaining structural formula (II) The repeating units of (III) and (III) are fibers produced using polyethylene terephthalate copolymers present in equimolar amounts. 상기 구조식(I),(II),(III)으로 표시되는 반복단위를 갖고 있되, 상기 구조식(I)로 표시되는 반복단위가 전체반복단위의 3 내지 60몰%이며, 그 나머지 구조식 (II)와 (III)의 반복단위는 서로 등몰량으로 존재하는 폴리에틸렌 테레프탈레이트 공중합체를 사용하여 제조된 필름.It has a repeating unit represented by the structural formula (I), (II), (III), the repeating unit represented by the structural formula (I) is 3 to 60 mol% of the total repeating unit, the remaining structural formula (II) The repeating unit of (III) and (III) film produced using a polyethylene terephthalate copolymer present in an equimolar amount to each other. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019880002488A 1988-03-10 1988-03-10 Polyethylene telephthalate copolymers and preparation for the copolymers KR910005770B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100558688B1 (en) * 1999-12-27 2006-03-10 주식회사 코오롱 An excellent form-stability polyester copolymer, and its polyester filament

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100558688B1 (en) * 1999-12-27 2006-03-10 주식회사 코오롱 An excellent form-stability polyester copolymer, and its polyester filament

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