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CH520170A - Process for the production of high molecular weight polyamides - Google Patents

Process for the production of high molecular weight polyamides

Info

Publication number
CH520170A
CH520170A CH1046869A CH1046869A CH520170A CH 520170 A CH520170 A CH 520170A CH 1046869 A CH1046869 A CH 1046869A CH 1046869 A CH1046869 A CH 1046869A CH 520170 A CH520170 A CH 520170A
Authority
CH
Switzerland
Prior art keywords
production
molecular weight
high molecular
weight polyamides
polyamides
Prior art date
Application number
CH1046869A
Other languages
German (de)
Inventor
Ryffel Kaspar
Lys Hans-Peter
Original Assignee
Inventa 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 Inventa Ag filed Critical Inventa Ag
Priority to CH1046869A priority Critical patent/CH520170A/en
Priority to DE19702033653 priority patent/DE2033653A1/en
Priority to AT612770A priority patent/AT307741B/en
Priority to NL7010033A priority patent/NL7010033A/xx
Priority to IE88170A priority patent/IE34372B1/en
Priority to CA087,624A priority patent/CA965198A/en
Priority to ES381556A priority patent/ES381556A1/en
Priority to RO6385770A priority patent/RO55902A/ro
Priority to FR7025348A priority patent/FR2054347A5/fr
Priority to BR22039770A priority patent/BR7020397D0/en
Priority to GB3344570A priority patent/GB1305246A/en
Priority to JP5982170A priority patent/JPS4928679B1/ja
Publication of CH520170A publication Critical patent/CH520170A/en

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)
CH1046869A 1969-07-09 1969-07-09 Process for the production of high molecular weight polyamides CH520170A (en)

Priority Applications (12)

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
DE19702033653 DE2033653A1 (en) 1969-07-09 1970-07-07 Process for the production of high molecular weight polyamides
AT612770A AT307741B (en) 1969-07-09 1970-07-07 Process for the production of high molecular weight polyamides
NL7010033A NL7010033A (en) 1969-07-09 1970-07-07
IE88170A IE34372B1 (en) 1969-07-09 1970-07-07 Process for solid polyamides
CA087,624A CA965198A (en) 1969-07-09 1970-07-08 Process for the preparation of high-molecular-weight polyamides
ES381556A ES381556A1 (en) 1969-07-09 1970-07-08 Procedure for the preparation of polyamides of high molecular weight. (Machine-translation by Google Translate, not legally binding)
RO6385770A RO55902A (en) 1969-07-09 1970-07-08
FR7025348A FR2054347A5 (en) 1969-07-09 1970-07-08
BR22039770A BR7020397D0 (en) 1969-07-09 1970-07-08 PROCESS FOR OBTAINING MACROMOLECULAR POLYAMIDES
GB3344570A GB1305246A (en) 1969-07-09 1970-07-09
JP5982170A JPS4928679B1 (en) 1969-07-09 1970-07-09

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
CH520170A true CH520170A (en) 1972-03-15

Family

ID=4363555

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1046869A CH520170A (en) 1969-07-09 1969-07-09 Process for the production 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
EP0745106B2 (en) * 1994-02-16 2004-12-29 E.I. Du Pont De Nemours And Company Process for preparation of polyamides having improved color and processibility
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
EP2614105B2 (en) † 2010-09-10 2022-05-18 Basf Se Method for producing processing-stable polyamide
US9738756B2 (en) 2013-05-02 2017-08-22 Basf Se Method for producing highly viscous polyamides
CN115947937B (en) * 2022-12-27 2024-10-01 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
JPS4928679B1 (en) 1974-07-29
GB1305246A (en) 1973-01-31
NL7010033A (en) 1971-01-12
ES381556A1 (en) 1972-11-01
DE2033653A1 (en) 1971-01-21
AT307741B (en) 1973-06-12
CA965198A (en) 1975-03-25
BR7020397D0 (en) 1973-02-27
RO55902A (en) 1973-11-20
IE34372L (en) 1971-01-09
FR2054347A5 (en) 1971-04-16
IE34372B1 (en) 1975-04-16

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Legal Events

Date Code Title Description
PL Patent ceased