KR830005284A - Method for preparing polytetramethylene adipamide - Google Patents

Method for preparing polytetramethylene adipamide Download PDF

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Publication number
KR830005284A
KR830005284A KR1019810001342A KR810001342A KR830005284A KR 830005284 A KR830005284 A KR 830005284A KR 1019810001342 A KR1019810001342 A KR 1019810001342A KR 810001342 A KR810001342 A KR 810001342A KR 830005284 A KR830005284 A KR 830005284A
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Prior art keywords
prepolymer
producing polytetramethylene
partial pressure
producing
temperature
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KR1019810001342A
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Korean (ko)
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KR870000473B1 (en
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재프 개이만스 레이노우드
핸드맄 조세프 피 엘 보이 에드몬드
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하·밀라누스, 하·베·반 리우벤
스테미카본 베·뷔
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Priority to KR1019810001342A priority Critical patent/KR870000473B1/en
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/26Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
    • C08G69/28Preparatory 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)
  • Polyamides (AREA)

Abstract

내용 없음No content

Description

폴리테트라메틸렌 아디프아미드(polytetramethylene adipamide)의 제조방법Method for preparing polytetramethylene adipamide

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

Claims (11)

상당량의 [NH-(CH2)4-NH-CO-(CH2)4-CO]로 구성된 폴리아미드를 제조하는데 있어서 1.4-디아미노부탄과 아디프크산의 염, 그리고 필요한 경우 다른 폴리아미드 형 화합물들을 가열해서 프리폴리머를 만들고 이를 축합하여 고분잘량의 폴리아미드로 변화시키는 방법에서 염ㅇ르 150∼310℃로 가열하고 필요한 경우에는 이 온도에서 일정시간 유지시키며 이대의 수증기 분압이 30바를 넘지 않으며 온도, 압력, 반응시간들을 프리폴리머중의 사슬말단기의 약이 프리폴리머 1g당 0.20mg당량ㅇ르 넘지 않게 조절해서 프리폴리머화 반응을 일으키는 것을 특징으로 하는 폴리테트라메틸렌 아디프아미드의 제조방법.1.4-Diaminobutane and salts of adipic acid, and other polyamide types, if necessary, in the preparation of polyamides consisting of a significant amount of [NH- (CH 2 ) 4 -NH-CO- (CH 2 ) 4 -CO] In the process of heating the compounds to form prepolymers and condensing them into high-molecular weight polyamides, the salts are heated to 150-310 ° C and, if necessary, maintained at this temperature for a certain time, and the partial pressure of water vapor is not more than 30 bar. And pressure and reaction time are controlled so that the amount of the chain terminal group in the prepolymer does not exceed 0.20 mg equivalent per 1 g of the prepolymer to cause a prepolymerization reaction. 반응온도가 175℃∼300℃인 특허청구범위 제1항에 따른 폴리테트라메틸렌 아디프아미드의 제조방법.A process for producing polytetramethylene adipamide according to claim 1 wherein the reaction temperature is from 175 ° C to 300 ° C. 프리폴리머중의 사슬말단기의 양이 0.10meq/g을 넘지 않는 특허청구범위 제1∼2항에 따른 폴리테트라메틸렌 아디프아미드의 제조방법.A method for producing polytetramethylene adipamide according to claims 1 to 2, wherein the amount of the chain terminal groups in the prepolymer does not exceed 0.10 meq / g. 220℃∼300℃ 사이의 온도에서 반응 시간이 최소로 된다는 것에 특징을 갖는 특허청구범위 제1∼3항에 따른 폴리테트라메틸렌 아디프아미드의 제조방법.A process for producing polytetramethylene adipamide according to claims 1 to 3, characterized in that the reaction time is minimized at a temperature between 220 ° C and 300 ° C. 프리폴리머화 반응이 끝나고 반응물이 액체 상태로 얻어질 수 있게 수증기 분압을 조절하는데 특징을 갖는 특허청구범위 제1∼4항에 따른 폴리테트라메틸렌 아디프아미드의 제조방법.A process for producing polytetramethylene adipamide according to claims 1 to 4 characterized by controlling the partial pressure of water vapor so that the prepolymerization reaction is completed and the reactant can be obtained in a liquid state. 전체 프리폴리머화 반응을 통해 반응물이 액체상태로 되게 수증기 분압을 조절하는 특징을 갖는 특허청구범위 제1∼5항에 따른 폴리테트라메틸렌 아미드의 제조방법.A process for producing polytetramethylene amide according to claims 1 to 5, characterized in that the partial pressure of water vapor is controlled to make the reactant liquid through a total prepolymerization reaction. 일정한 온도와 폴리머화의 정도에서 수증기 분압은 반응물이 용융상태를 유지하는데 필요한 최소분압 보다는 높으나, 5바를 넘지 않은 특징을 갖는 특허청구범위 제1∼6항에 따른 폴리테트라 메틸렌 아디프 아미드의 제조방법.Water vapor partial pressure at a constant temperature and degree of polymerisation is higher than the minimum partial pressure required for the reactants to remain molten, but the method of producing polytetramethylene adiamide according to claims 1 to 6, characterized by not exceeding 5 bar. . 온도가 175℃∼220℃인 특징을 갖는 특허청구범위 제1∼7항에 따른 폴리테트라메틸렌 아미드의 제조방법.A process for producing polytetramethylene amide according to claims 1 to 7, which has a temperature of 175 ° C to 220 ° C. 염과 물의 양에 대해 계산된 50% 이하의 물과 1.4 디아미노부탄-아디프산염의 혼합물로 시작되는 특징이 있는 특허청구범위 제1∼8항에 따른 폴리테트라메틸렌 아디프아미드의 제조방법.A process for the preparation of polytetramethylene adiamide according to claims 1 to 8 characterized by starting with a mixture of up to 50% water and 1.4 diaminobutane-adipic acid, calculated on the amount of salt and water. 프리폴리머의 평균 분자량이 1,000∼15,000인 것을 특징으로 하는 특허청구범위 제1∼9항에 따른 폴리테트라 메틸렌 아디프아미드의 제조방법.A method for producing polytetramethylene adiamide according to claims 1 to 9, wherein the average molecular weight of the prepolymer is 1,000 to 15,000. 프리폴리머의 평균 분자량이 2,000∼10,000인 것을 특징으로 하는 특허청구 범위 제1∼10항에 따른 폴리테트라메틸렌 아디프아미드의 제조방법.A method for producing polytetramethylene adipamide according to claims 1 to 10, wherein the average molecular weight of the prepolymer is 2,000 to 10,000. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019810001342A 1981-04-17 1981-04-17 Preparation of polytetramethylene adipamide KR870000473B1 (en)

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KR1019810001342A KR870000473B1 (en) 1981-04-17 1981-04-17 Preparation of polytetramethylene adipamide

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KR830005284A true KR830005284A (en) 1983-08-13
KR870000473B1 KR870000473B1 (en) 1987-03-11

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