DE2434755C3 - Verfahren zum Extrahieren von körnigen Polyamiden - Google Patents

Verfahren zum Extrahieren von körnigen Polyamiden

Info

Publication number
DE2434755C3
DE2434755C3 DE19742434755 DE2434755A DE2434755C3 DE 2434755 C3 DE2434755 C3 DE 2434755C3 DE 19742434755 DE19742434755 DE 19742434755 DE 2434755 A DE2434755 A DE 2434755A DE 2434755 C3 DE2434755 C3 DE 2434755C3
Authority
DE
Germany
Prior art keywords
polyamides
weight
dimethylformamide
percent
extraction
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE19742434755
Other languages
German (de)
English (en)
Other versions
DE2434755B2 (de
DE2434755A1 (de
Inventor
Horst Dr. Hedden
Srinivasan Dr. Sridhar
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huels AG
Original Assignee
Chemische Werke Huels AG
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 Chemische Werke Huels AG filed Critical Chemische Werke Huels AG
Priority to DE19742434755 priority Critical patent/DE2434755C3/de
Priority to GB22086/75A priority patent/GB1498216A/en
Priority to US05/592,036 priority patent/US4046746A/en
Priority to FR7521425A priority patent/FR2278721A1/fr
Priority to CH940075A priority patent/CH597278A5/xx
Priority to JP8781075A priority patent/JPS5134299A/ja
Publication of DE2434755A1 publication Critical patent/DE2434755A1/de
Publication of DE2434755B2 publication Critical patent/DE2434755B2/de
Application granted granted Critical
Publication of DE2434755C3 publication Critical patent/DE2434755C3/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C08G69/46Post-polymerisation treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyamides (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
DE19742434755 1974-07-19 1974-07-19 Verfahren zum Extrahieren von körnigen Polyamiden Expired DE2434755C3 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE19742434755 DE2434755C3 (de) 1974-07-19 1974-07-19 Verfahren zum Extrahieren von körnigen Polyamiden
GB22086/75A GB1498216A (en) 1974-07-19 1975-05-22 Treatment of amide polymers
US05/592,036 US4046746A (en) 1974-07-19 1975-06-30 Method for extracting granular polyamides and for preparing polyamide powders
FR7521425A FR2278721A1 (fr) 1974-07-19 1975-07-08 Procede d'extraction de polyamides en grains
CH940075A CH597278A5 (enExample) 1974-07-19 1975-07-17
JP8781075A JPS5134299A (en) 1974-07-19 1975-07-17 Karyujohoriamidono chushutsuho

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742434755 DE2434755C3 (de) 1974-07-19 1974-07-19 Verfahren zum Extrahieren von körnigen Polyamiden

Publications (3)

Publication Number Publication Date
DE2434755A1 DE2434755A1 (de) 1976-03-04
DE2434755B2 DE2434755B2 (de) 1977-12-22
DE2434755C3 true DE2434755C3 (de) 1978-08-24

Family

ID=5920975

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19742434755 Expired DE2434755C3 (de) 1974-07-19 1974-07-19 Verfahren zum Extrahieren von körnigen Polyamiden

Country Status (4)

Country Link
JP (1) JPS5134299A (enExample)
CH (1) CH597278A5 (enExample)
DE (1) DE2434755C3 (enExample)
FR (1) FR2278721A1 (enExample)

Also Published As

Publication number Publication date
FR2278721A1 (fr) 1976-02-13
DE2434755B2 (de) 1977-12-22
JPS5243755B2 (enExample) 1977-11-01
FR2278721B1 (enExample) 1979-05-18
JPS5134299A (en) 1976-03-23
CH597278A5 (enExample) 1978-03-31
DE2434755A1 (de) 1976-03-04

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
EHJ Ceased/non-payment of the annual fee