KR950008573A - Process for preparing aromatic polyamide - Google Patents

Process for preparing aromatic polyamide Download PDF

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Publication number
KR950008573A
KR950008573A KR1019930018249A KR930018249A KR950008573A KR 950008573 A KR950008573 A KR 950008573A KR 1019930018249 A KR1019930018249 A KR 1019930018249A KR 930018249 A KR930018249 A KR 930018249A KR 950008573 A KR950008573 A KR 950008573A
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KR
South Korea
Prior art keywords
organic solvent
aromatic
polymerization
solvent
iodine salt
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KR1019930018249A
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Korean (ko)
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KR970006893B1 (en
Inventor
허철
최원준
류석철
Original Assignee
하기주
주식회사 코오롱
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Priority to KR1019930018249A priority Critical patent/KR970006893B1/en
Publication of KR950008573A publication Critical patent/KR950008573A/en
Application granted granted Critical
Publication of KR970006893B1 publication Critical patent/KR970006893B1/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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
    • C08G69/12—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids with both amino and carboxylic groups aromatically bound
    • 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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/42—Polyamides containing atoms other than carbon, hydrogen, oxygen, and nitrogen
    • 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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/46—Post-polymerisation treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/16—Halogen-containing compounds

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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

중합공정을 단축시켜 빠른 시간 내에 고중합도의 방향족 폴리아미드를 제조하기 위한 것으로서, 가) 아미드계 유기용매, 우레아계 유기용매 또는 이들의 혼합 유기용매에 금속 요오드염을 첨가하여 중합용매를 제조한 후; 나) 여기에 방향족 디아민을 용해시키고, 방향족 디에시드 클로라이드를 투입하여 중합 반응시킨 다음; 다) 이 중합체 용액이 고화되면 물로 충분히 수세하는 : 것으로 이루어지는, 다음 구조식(Ⅰ) 또는 (Ⅱ)로 표시되는 반복단위를 갖는 단독 중합체 또는 공중합체 형태의 방향족 폴리아미드의 제조방법.To shorten the polymerization process to produce a high degree of polymerization of polyaromatic polyamide in a short time, a) adding a metal iodine salt to the amide organic solvent, urea organic solvent or a mixed organic solvent thereof to prepare a polymerization solvent ; B) dissolving the aromatic diamine therein, and adding an aromatic dieside chloride to carry out the polymerization reaction; C) A method for producing an aromatic polyamide in the form of a homopolymer or copolymer having a repeating unit represented by the following structural formula (I) or (II), wherein the polymer solution is sufficiently washed with water when solidified.

(단, 상기 식 중에서 R1, R2, R3는 각각(Wherein R 1 , R 2 and R 3 are each

중에서 선택되는 어느 하나의 방향족기 이고, X는 H, Cl, Br, I 또는 탄소수가 1∼4인 알킬 또는 알콕시기이며,Any aromatic group selected from among, X is H, Cl, Br, I or an alkyl or alkoxy group having 1 to 4 carbon atoms,

Description

방향족 폴리아미드의 제조방법Process for preparing aromatic polyamide

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

Claims (6)

가) 이미드계 유기용매, 우레아계 유기용매 또는 이들의 혼합 유기용매에 금속 요오드염을 첨가하여 중합용매를 제조한 후; 나) 여기에 방향족 디아민을 용해시키고, 방향족 디에시드 클로라이드를 투입하여 중합 반응시킨 다음; 다) 이 중합체 용액이 고화되면 물로 충분히 수세하는 : 것으로 이루어지는, 다음 구조식(Ⅰ) 또는 (Ⅱ)로 표시되는 반복단위를 갖는 단독 중합체 또는 공중합체 형태의 방향족 폴리아미드의 제조방법.A) adding a metal iodine salt to an imide organic solvent, a urea organic solvent or a mixed organic solvent thereof to prepare a polymerization solvent; B) dissolving the aromatic diamine therein, and adding an aromatic dieside chloride to carry out the polymerization reaction; C) A method for producing an aromatic polyamide in the form of a homopolymer or copolymer having a repeating unit represented by the following structural formula (I) or (II), wherein the polymer solution is sufficiently washed with water when solidified. (단, 상기 식 중에서 R1, R2, R3는 각각(Wherein R 1 , R 2 and R 3 are each 중에서 선택되는 어느 하나의 방향족기 이고, X는 H, Cl, Br, I 또는 탄소수가 1∼4인 알킬 또는 알콕시기이며,Any aromatic group selected from among, X is H, Cl, Br, I or an alkyl or alkoxy group having 1 to 4 carbon atoms, 제1항에 있어서, 금속요오드염의 첨가량은 중합용매에 대하여 1 내지 15중량% 범위내인 것을 특징으로 하는 방법.The method according to claim 1, wherein the addition amount of the metal iodine salt is in the range of 1 to 15% by weight based on the polymerization solvent. 제1항에 있어서, 금속요오드염은 KI, NaI 또는 CaI2인 것을 특징으로 하는 방법.The method of claim 1 wherein the metal iodine salt is KI, NaI or CaI 2 . 제1항에 있어서, 아미드계 또는 우레아계 유기용매는 헥사메틸포스포아미드(HMPA), N-메틸피롤리돈(NMP), 테트라메틸우레아(TMU), N,N-디메틸아세트아미드(DMAc) 또는 이들의 혼합물인 것을 특징으로 하는 방법.The amide- or urea-based organic solvent of claim 1 is hexamethylphosphoramide (HMPA), N-methylpyrrolidone (NMP), tetramethylurea (TMU), N, N-dimethylacetamide (DMA c). ) Or a mixture thereof. 제1항에 있어서, 중합용매에 5중량%이하의 무기염을 더욱 첨가하는 것을 특징으로 하는 방법.The method according to claim 1, wherein an inorganic salt of 5% by weight or less is further added to the polymerization solvent. 제5항에 있어서, 무기염은 CaCl2, LiCl, NaCl, KCl, LiBr, KBr 또는 이들의 혼합물인 것을 특징으로 하는 방법.The method of claim 5, wherein the inorganic salt is CaCl 2 , LiCl, NaCl, KCl, LiBr, KBr or a mixture thereof. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930018249A 1993-09-10 1993-09-10 The manufacturing method of aromatic polyamide KR970006893B1 (en)

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Application Number Priority Date Filing Date Title
KR1019930018249A KR970006893B1 (en) 1993-09-10 1993-09-10 The manufacturing method of aromatic polyamide

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Application Number Priority Date Filing Date Title
KR1019930018249A KR970006893B1 (en) 1993-09-10 1993-09-10 The manufacturing method of aromatic polyamide

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KR950008573A true KR950008573A (en) 1995-04-19
KR970006893B1 KR970006893B1 (en) 1997-04-30

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100781116B1 (en) * 2006-10-10 2007-11-30 주식회사바텍 X-ray photographing apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100781116B1 (en) * 2006-10-10 2007-11-30 주식회사바텍 X-ray photographing apparatus

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