KR950018152A - Method for producing polyester having good hydrolysis property in alkaline aqueous solution - Google Patents

Method for producing polyester having good hydrolysis property in alkaline aqueous solution Download PDF

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Publication number
KR950018152A
KR950018152A KR1019930028701A KR930028701A KR950018152A KR 950018152 A KR950018152 A KR 950018152A KR 1019930028701 A KR1019930028701 A KR 1019930028701A KR 930028701 A KR930028701 A KR 930028701A KR 950018152 A KR950018152 A KR 950018152A
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KR
South Korea
Prior art keywords
modified polyester
aqueous solution
alkaline aqueous
producing
producing polyester
Prior art date
Application number
KR1019930028701A
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Korean (ko)
Inventor
김문찬
옥재호
이시우
Original Assignee
구창남
동양나이론주식회사
배도
동양폴리에스터주식회사
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Application filed by 구창남, 동양나이론주식회사, 배도, 동양폴리에스터주식회사 filed Critical 구창남
Priority to KR1019930028701A priority Critical patent/KR950018152A/en
Publication of KR950018152A publication Critical patent/KR950018152A/en

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Abstract

본 발명은 합성섬유 극세사를 제조하기 위해 알칼리 수용액에 쉽게 가수분해되는 변성폴리에스터를 제조하는 방법에 관한 것으로, 하기 일반식(Ⅰ)의 나트륨술포네이트기를 함유한 알킬 성분이 전체 변성 폴리에스터에 대하여 3~20중량%가 되도록 혼합 반응시켜 변성 폴리에스터를 수득하는 것을 특징으로 하는 변성 폴리에스터의 제조방법이며, 본 발명에 의하여 수득된 변성 폴리에스터를 사용하면 방사 공정중의 생산성 및 수득하는 원자의 물성이 향상되는 잇점이 있다.The present invention relates to a method for producing a modified polyester which is easily hydrolyzed in an aqueous alkali solution to prepare a synthetic fiber microfiber, wherein the alkyl component containing sodium sulfonate group of the general formula (I) It is a method for producing a modified polyester, characterized in that the mixed polyester to react to 3 to 20% by weight to obtain a modified polyester, by using the modified polyester obtained by the present invention the productivity of the spinning process and the resulting atoms There is an advantage that the physical properties are improved.

(단, R1, R2는 -OH, -COOH이다)(Wherein R 1 and R 2 are -OH, -COOH)

Description

알칼리 수용액에 가수분해성이 우수한 폴리에스터의 제조방법Method for producing polyester having good hydrolysis property in alkaline aqueous solution

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

Claims (2)

하기 일반식(Ⅰ)의 나트륨술포네이트기를 함유한 알킬 성분이 전체 변성 폴리에스터에 대하여 3~20중량%가 되도록 혼합 반응시켜 변성 폴리에스터를 수득하는 것을 특징으로 하는 변성 폴리에스터의 제조방법.A method for producing a modified polyester, wherein the alkyl component containing sodium sulfonate group of the following general formula (I) is mixed and reacted so as to be 3 to 20% by weight based on the total modified polyester. (단, R1, R2는 -OH, -COOH이다)(Wherein R 1 and R 2 are -OH, -COOH) 제1항에 있어서, 상기 나트륨술포네이트를 함유한 알킬 성분은 알킬의 탄소수가 4에서 16사이인 것을 특징으로 하는 변성 폴리에스터의 제조방법.The method according to claim 1, wherein the alkyl component containing sodium sulfonate has 4 to 16 carbon atoms in alkyl. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930028701A 1993-12-21 1993-12-21 Method for producing polyester having good hydrolysis property in alkaline aqueous solution KR950018152A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019930028701A KR950018152A (en) 1993-12-21 1993-12-21 Method for producing polyester having good hydrolysis property in alkaline aqueous solution

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019930028701A KR950018152A (en) 1993-12-21 1993-12-21 Method for producing polyester having good hydrolysis property in alkaline aqueous solution

Publications (1)

Publication Number Publication Date
KR950018152A true KR950018152A (en) 1995-07-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930028701A KR950018152A (en) 1993-12-21 1993-12-21 Method for producing polyester having good hydrolysis property in alkaline aqueous solution

Country Status (1)

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KR (1) KR950018152A (en)

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