KR860008218A - Production method of polyester - Google Patents

Production method of polyester Download PDF

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Publication number
KR860008218A
KR860008218A KR1019850002389A KR850002389A KR860008218A KR 860008218 A KR860008218 A KR 860008218A KR 1019850002389 A KR1019850002389 A KR 1019850002389A KR 850002389 A KR850002389 A KR 850002389A KR 860008218 A KR860008218 A KR 860008218A
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KR
South Korea
Prior art keywords
carbon atoms
polyester
structural formula
alkyl group
weight
Prior art date
Application number
KR1019850002389A
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Korean (ko)
Inventor
김서원
노환권
안병훈
Original Assignee
이상철
주식회사 코오롱
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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Application filed by 이상철, 주식회사 코오롱 filed Critical 이상철
Priority to KR1019850002389A priority Critical patent/KR860008218A/en
Publication of KR860008218A publication Critical patent/KR860008218A/en

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Abstract

내용 없음No content

Description

폴리에스테르의 제조방법Production method of polyester

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

제1도는 폴리에틸렌테레프탈레이트와 비교예 1 및 본 발명에 따른 실시예 1에서의 폴리에스테르와의 내열성 시험결과를 도시한 그래프.1 is a graph showing the heat resistance test results of polyethylene terephthalate and polyester in Comparative Example 1 and Example 1 according to the present invention.

제2도는 폴리에틸렌테레프탈레이트와 비교예 2 및 본 발명에 따른 실시예 2에서의 폴리에스테르와의 내열성 시험결과를 도시한 그래프.2 is a graph showing the heat resistance test results of polyethylene terephthalate and polyester in Comparative Example 2 and Example 2 according to the present invention.

제3도는 각 실시예와 비교에 있어서, 온도에 따른 분산 염료의 염착률을 도시한 그래프이다.3 is a graph showing the dyeing ratio of the disperse dyes according to temperature in comparison with the respective examples.

Claims (12)

폴리에스테르를 제조하는 방법에 있어서, 테레프탈산 또는 디메틸테레프탈산을 주원료로 하는 2관능성 카르본산 혹은 그의 에스테르유도체에다 다음 구조식(Ⅰ)로 표시되는 금속술포네이트화합물을 1 내지 5몰% 첨가시킨다음 평균분자량이 500 내지 6000이 되는 폴리에탈렌글리콜을 1내지 10중량%되게 첨가시켜서 공중합시키되 공중합반응단계에서 다음의 구조식(Ⅱ), 또는 구조식(Ⅲ)으로 표시되는 물질을 0.5 내지 9중량%가량 첨가하여 공중합시킴을 특징으로 하는 폴리에스테르의 제조방법.In the method for producing a polyester, 1 to 5 mol% of a metal sulfonate compound represented by the following structural formula (I) is added to a bifunctional carboxylic acid or an ester derivative thereof mainly containing terephthalic acid or dimethyl terephthalic acid, and then the average molecular weight 1 to 10% by weight of the polyetherylene glycol which is 500 to 6000 is added to the copolymerization, and 0.5 to 9% by weight of the material represented by the following structural formula (II) or structural formula (III) Method for producing a polyester characterized in that the copolymerization. (단, 윗식에서 R,R'는 등이며,(Where R and R 'are Etc., m,n은 1이상의 정수이고,m, n is an integer of 1 or more, R"는 탄소수가 5개 이하인 저급알킬기이며,R "is a lower alkyl group having 5 or less carbon atoms, A는 3가의 방향족기이고,A is a trivalent aromatic group, M은 알카리금속이다.)M is an alkali metal.) (단, 윗식에서 R,R',R"는 H이거나 탄소수가 1 내지 3개인 알킬기이며, m 및 n은 탄소수가 6 내지 30개이다).(Wherein R, R ', R "is H or an alkyl group having 1 to 3 carbon atoms, and m and n have 6 to 30 carbon atoms). (단, 윗식에서 R,R',R"는 H는 탄소수가 1 내지 3개인 알킬기이며, m 및 n은 탄소수가 6내지 30개이다)(Wherein R, R ', R "is H is an alkyl group having 1 to 3 carbon atoms, and m and n are 6 to 30 carbon atoms) ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019850002389A 1985-04-10 1985-04-10 Production method of polyester KR860008218A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019850002389A KR860008218A (en) 1985-04-10 1985-04-10 Production method of polyester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019850002389A KR860008218A (en) 1985-04-10 1985-04-10 Production method of polyester

Publications (1)

Publication Number Publication Date
KR860008218A true KR860008218A (en) 1986-11-14

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Application Number Title Priority Date Filing Date
KR1019850002389A KR860008218A (en) 1985-04-10 1985-04-10 Production method of polyester

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KR (1) KR860008218A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100430624B1 (en) * 1997-04-25 2004-08-02 주식회사 코오롱 Polyester fiber having low degree of orientation, low tenacity and high flexibility, and manufacturing method thereof having excellent productivity

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100430624B1 (en) * 1997-04-25 2004-08-02 주식회사 코오롱 Polyester fiber having low degree of orientation, low tenacity and high flexibility, and manufacturing method thereof having excellent productivity

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