KR910000828A - Process for producing heat resistant and hydrolyzed polyester - Google Patents

Process for producing heat resistant and hydrolyzed polyester Download PDF

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Publication number
KR910000828A
KR910000828A KR1019890007975A KR890007975A KR910000828A KR 910000828 A KR910000828 A KR 910000828A KR 1019890007975 A KR1019890007975 A KR 1019890007975A KR 890007975 A KR890007975 A KR 890007975A KR 910000828 A KR910000828 A KR 910000828A
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KR
South Korea
Prior art keywords
group
polyester
heat resistant
following general
general formula
Prior art date
Application number
KR1019890007975A
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Korean (ko)
Other versions
KR930002206B1 (en
Inventor
신상일
우인기
오광수
Original Assignee
김상응
주식회사 삼양사
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Priority to KR1019890007975A priority Critical patent/KR930002206B1/en
Publication of KR910000828A publication Critical patent/KR910000828A/en
Application granted granted Critical
Publication of KR930002206B1 publication Critical patent/KR930002206B1/en

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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
    • C08G63/91—Polymers modified by chemical after-treatment
    • 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)
  • General Chemical & Material Sciences (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Abstract

내용 없음No content

Description

내열성 및 내 가수분해성 폴리에스테르의 제조방법Process for producing heat resistant and hydrolyzed polyester

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

Claims (1)

선상의 포화 폴리에스테르가 0.5이상의 교유점도에 도달한 이후 하기일반식(Ⅰ)로 표시되는 비스옥사조린 화합물 0.1-7.5wt%와 4급 암모늄염 구조를 갖는 하기 일반식 (Ⅱ)의 이온교환수지 0.001-0.5wt%존재하에서 폴리에스테르의 용융온도 이상으로 5-30분 반응시킴을 특징으로 하는 내열성 및 내가수분해성 폴리에스테르의 제조방법.0.1-7.5 wt% of bisoxazorin compound represented by the following general formula (I) and ion exchange resin of the following general formula (II) having a quaternary ammonium salt structure after the linear saturated polyester reached the crosslinking viscosity of 0.5 or more 0.001 A method for producing a heat resistant and hydrolyzable polyester, characterized in that the reaction is carried out for 5-30 minutes above the melting temperature of the polyester in the presence of -0.5wt%. 여기서 R은 2가의 유기기 n은 0또는 1의 정수 식중의 수소원자는 알킬기 또는 아릴기로 치환되어도 무방하다Wherein R is a divalent organic group n is an integer of 0 or 1 The hydrogen atom in the formula may be substituted with an alkyl group or an aryl group. 여기서 R1은 스티렌과 디비닐벤젠으로 구성되는 공중합체 R2, R3는 메틸기 또는 에틸기 R4은 메틸기나 에틸기 또는 수산기가 포함된 메틸기나 에틸기이고, X는 수산기 또는 할로겐 원소이다.Wherein R 1 is a copolymer R 2 or R 3 composed of styrene and divinylbenzene; a methyl group or an ethyl group R 4 is a methyl group or an ethyl group including a methyl group or an ethyl group or a hydroxyl group, and X is a hydroxyl group or a halogen element. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890007975A 1989-06-09 1989-06-09 Process for the preparation of polyester KR930002206B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019890007975A KR930002206B1 (en) 1989-06-09 1989-06-09 Process for the preparation of polyester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890007975A KR930002206B1 (en) 1989-06-09 1989-06-09 Process for the preparation of polyester

Publications (2)

Publication Number Publication Date
KR910000828A true KR910000828A (en) 1991-01-30
KR930002206B1 KR930002206B1 (en) 1993-03-27

Family

ID=19286954

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890007975A KR930002206B1 (en) 1989-06-09 1989-06-09 Process for the preparation of polyester

Country Status (1)

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KR (1) KR930002206B1 (en)

Also Published As

Publication number Publication date
KR930002206B1 (en) 1993-03-27

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