CA965198A - Process for the preparation of high-molecular-weight polyamides - Google Patents

Process for the preparation of high-molecular-weight polyamides

Info

Publication number
CA965198A
CA965198A CA087,624A CA87624A CA965198A CA 965198 A CA965198 A CA 965198A CA 87624 A CA87624 A CA 87624A CA 965198 A CA965198 A CA 965198A
Authority
CA
Canada
Prior art keywords
molecular
preparation
weight polyamides
polyamides
weight
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
CA087,624A
Inventor
Kasper Ryffel
Hans-Peter Lys
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.)
Inventa AG fuer Forschung und Patentverwertung
Original Assignee
Inventa AG fuer Forschung und Patentverwertung
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 Inventa AG fuer Forschung und Patentverwertung filed Critical Inventa AG fuer Forschung und Patentverwertung
Application granted granted Critical
Publication of CA965198A publication Critical patent/CA965198A/en
Expired legal-status Critical Current

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
    • C08G69/04—Preparatory processes
    • 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
    • C08G69/04—Preparatory processes
    • C08G69/06—Solid state polycondensation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyamides (AREA)
CA087,624A 1969-07-09 1970-07-08 Process for the preparation of high-molecular-weight polyamides Expired CA965198A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1046869A CH520170A (en) 1969-07-09 1969-07-09 Process for the production of high molecular weight polyamides

Publications (1)

Publication Number Publication Date
CA965198A true CA965198A (en) 1975-03-25

Family

ID=4363555

Family Applications (1)

Application Number Title Priority Date Filing Date
CA087,624A Expired CA965198A (en) 1969-07-09 1970-07-08 Process for the preparation of high-molecular-weight polyamides

Country Status (12)

Country Link
JP (1) JPS4928679B1 (en)
AT (1) AT307741B (en)
BR (1) BR7020397D0 (en)
CA (1) CA965198A (en)
CH (1) CH520170A (en)
DE (1) DE2033653A1 (en)
ES (1) ES381556A1 (en)
FR (1) FR2054347A5 (en)
GB (1) GB1305246A (en)
IE (1) IE34372B1 (en)
NL (1) NL7010033A (en)
RO (1) RO55902A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3504664B2 (en) * 1994-02-16 2004-03-08 イー・アイ・デュポン・ドゥ・ヌムール・アンド・カンパニー Polyamide with improved color and processability and method of manufacture
DE19957664A1 (en) * 1999-11-30 2001-05-31 Basf Ag Device for drying granulates, especially polyamide-6, has granulate inlet at top and outlet at bottom, inert gas inlet and outlet in opposite walls and perforated metal partitions across these walls to slow down and distribute gas
CN103080189B (en) † 2010-09-10 2014-11-26 巴斯夫欧洲公司 Method for producing processing-stable polyamide
US9738756B2 (en) 2013-05-02 2017-08-22 Basf Se Method for producing highly viscous polyamides
CN115947937A (en) * 2022-12-27 2023-04-11 无锡殷达尼龙有限公司 Method for producing high-viscosity long-carbon-chain nylon by batch process

Also Published As

Publication number Publication date
IE34372B1 (en) 1975-04-16
GB1305246A (en) 1973-01-31
NL7010033A (en) 1971-01-12
DE2033653A1 (en) 1971-01-21
IE34372L (en) 1971-01-09
AT307741B (en) 1973-06-12
BR7020397D0 (en) 1973-02-27
ES381556A1 (en) 1972-11-01
CH520170A (en) 1972-03-15
FR2054347A5 (en) 1971-04-16
RO55902A (en) 1973-11-20
JPS4928679B1 (en) 1974-07-29

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