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BE787928A - Procede ameliore de preparation de polyamides a poids moleculaire elev - Google Patents

Procede ameliore de preparation de polyamides a poids moleculaire elev

Info

Publication number
BE787928A
BE787928A BE787928A BE787928A BE787928A BE 787928 A BE787928 A BE 787928A BE 787928 A BE787928 A BE 787928A BE 787928 A BE787928 A BE 787928A BE 787928 A BE787928 A BE 787928A
Authority
BE
Belgium
Prior art keywords
molecular weight
high molecular
improved process
preparing polyamides
polyamides
Prior art date
Application number
BE787928A
Other languages
English (en)
Inventor
M Biensan
Ph Potin
Aquitaine-Organico
Original Assignee
Aquitaine Total Organico
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Aquitaine Total Organico filed Critical Aquitaine Total Organico
Publication of BE787928A publication Critical patent/BE787928A/fr

Links

Classifications

    • 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
    • C08G69/14—Lactams
    • C08G69/16—Preparatory processes
    • C08G69/18—Anionic polymerisation
    • 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
    • C08G69/48—Polymers modified by chemical after-treatment

Landscapes

  • 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)
  • Polyamides (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
BE787928A 1971-08-25 1972-08-24 Procede ameliore de preparation de polyamides a poids moleculaire elev BE787928A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7130753A FR2150230B1 (fr) 1971-08-25 1971-08-25

Publications (1)

Publication Number Publication Date
BE787928A true BE787928A (fr) 1972-12-18

Family

ID=9082184

Family Applications (1)

Application Number Title Priority Date Filing Date
BE787928A BE787928A (fr) 1971-08-25 1972-08-24 Procede ameliore de preparation de polyamides a poids moleculaire elev

Country Status (12)

Country Link
US (1) US3878173A (fr)
JP (1) JPS569541B2 (fr)
BE (1) BE787928A (fr)
CA (1) CA993595A (fr)
CH (1) CH547324A (fr)
DE (1) DE2241133A1 (fr)
FR (1) FR2150230B1 (fr)
GB (1) GB1405939A (fr)
IT (1) IT964174B (fr)
LU (1) LU65930A1 (fr)
NL (1) NL7211457A (fr)
SU (1) SU485601A3 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3033651A (en) * 1959-01-16 1962-05-08 Contiental Carbon Company Method and apparatus for making carbon black
JPS57191951U (fr) * 1981-05-30 1982-12-06
JPS58114544U (ja) * 1982-01-30 1983-08-05 アルプス電気株式会社 テ−プレコ−ダの操作機構
US4481354A (en) * 1982-12-20 1984-11-06 The Standard Oil Company Process and composition for lowering the reversible phase change temperature of nylon compositions
DE10118453C1 (de) * 2001-04-12 2002-12-12 Ems Chemie Ag Anionisch hergestelltes Polyamid und Verfahren zu seiner Herstellung sowie ein Verfahren zum Wiederaufbereiten von Polyamid
DE102008026075B4 (de) * 2008-05-30 2015-04-30 Lurgi Zimmer Gmbh Verfahren zur Herstellung von Polyamiden unter Verwendung von Carbonsäuren und Amiden
WO2019093729A2 (fr) 2017-11-08 2019-05-16 한화케미칼 주식회사 Procédé de préparation d'un polyamide par décyclisation anionique et polyamide ainsi obtenu
KR102262539B1 (ko) 2017-11-14 2021-06-08 한화솔루션 주식회사 활성화제 투입 방식 조절을 통한 폴리아마이드 제조방법 및 이에 의해 제조된 폴리아마이드
KR102275688B1 (ko) 2017-11-28 2021-07-12 한화솔루션 주식회사 말단 봉지재를 이용한 폴리아마이드의 제조 방법 및 이에 의해 제조된 폴리아마이드
KR102262504B1 (ko) 2017-11-28 2021-06-08 한화솔루션 주식회사 이중 활성기를 지닌 분자량조절제를 이용한 폴리아마이드 제조방법 및 이에 의해 제조된 폴리아마이드
KR102262531B1 (ko) 2017-11-28 2021-06-08 한화솔루션 주식회사 아마이드계-분자량조절제를 포함하는 폴리아마이드 제조방법 및 이에 의해 제조된 폴리아마이드

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL247561A (fr) * 1959-02-09
GB1206422A (en) * 1967-05-10 1970-09-23 Ici Ltd Polymerisation process

Also Published As

Publication number Publication date
CA993595A (en) 1976-07-20
FR2150230B1 (fr) 1974-03-29
US3878173A (en) 1975-04-15
DE2241133A1 (de) 1973-03-01
SU485601A3 (ru) 1975-09-25
CH547324A (fr) 1974-03-29
IT964174B (it) 1974-01-21
JPS569541B2 (fr) 1981-03-02
FR2150230A1 (fr) 1973-04-06
JPS4831296A (fr) 1973-04-24
NL7211457A (fr) 1973-02-27
LU65930A1 (fr) 1973-01-15
GB1405939A (en) 1975-09-10

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