KR950018151A - Process for producing polyether ester block copolymer - Google Patents
Process for producing polyether ester block copolymer Download PDFInfo
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- KR950018151A KR950018151A KR1019930032165A KR930032165A KR950018151A KR 950018151 A KR950018151 A KR 950018151A KR 1019930032165 A KR1019930032165 A KR 1019930032165A KR 930032165 A KR930032165 A KR 930032165A KR 950018151 A KR950018151 A KR 950018151A
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Abstract
본 발명은 다음 구조식(Ⅰ)로 표시되는 하드세그먼트와 다음 구조식(Ⅱ)로 표시되는 소프트 세그먼트로 폴리에테르에스테르 블록공중합체를 제조함에 있어서, 산성분에 대하여 다음 구조식(Ⅲ)으로 표시되는 화합물 1.0~3.0몰%와 다음 구조식(Ⅳ)로 표시되는 화합물 0.1~1.0몰%를 첨가하는 것을 특징으로 하는 폴리에테르에스테르 블록공중합체의 제조방법으로서, 본 발명의 폴리머는 폴리에테르에스테르 탄성사 제조용으로 유용하다.The present invention provides a compound 1.0 represented by the following structural formula (III) with respect to an acid component in preparing a polyether ester block copolymer with a hard segment represented by the following structural formula (I) and a soft segment represented by the following structural formula (II). A method for producing a polyether ester block copolymer, comprising adding -3.0 mol% and 0.1-1.0 mol% of the compound represented by the following structural formula (IV), wherein the polymer of the present invention is useful for producing polyether elastomeric yarn. .
상기 식에서, x, y는 2~6의 정수, z는 평균분자량 2,000 이상이 되도록 하는 정수, R은 에스테르 반응기, M은 알칼리금속, R1, R2, R3는 각각 OH 또는 COOR4(이때 R4는 수소 또는 알킬기)이다.Wherein x and y are integers of 2 to 6, z is an integer such that an average molecular weight of 2,000 or more, R is an ester reactor, M is an alkali metal, R 1 , R 2 , and R 3 are each OH or COOR 4 (where R 4 is hydrogen or an alkyl group.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019930032165A KR950018151A (en) | 1993-12-31 | 1993-12-31 | Process for producing polyether ester block copolymer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019930032165A KR950018151A (en) | 1993-12-31 | 1993-12-31 | Process for producing polyether ester block copolymer |
Publications (1)
Publication Number | Publication Date |
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KR950018151A true KR950018151A (en) | 1995-07-22 |
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ID=66853403
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1019930032165A KR950018151A (en) | 1993-12-31 | 1993-12-31 | Process for producing polyether ester block copolymer |
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KR (1) | KR950018151A (en) |
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1993
- 1993-12-31 KR KR1019930032165A patent/KR950018151A/en not_active Application Discontinuation
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