DK143140C - Fremgangsmaade til fremstilling af polyamider ved aktiveret anionisk polymerisation af lactamer - Google Patents

Fremgangsmaade til fremstilling af polyamider ved aktiveret anionisk polymerisation af lactamer

Info

Publication number
DK143140C
DK143140C DK595674A DK595674A DK143140C DK 143140 C DK143140 C DK 143140C DK 595674 A DK595674 A DK 595674A DK 595674 A DK595674 A DK 595674A DK 143140 C DK143140 C DK 143140C
Authority
DK
Denmark
Prior art keywords
lactamer
polyamides
procedure
preparation
anionic polymerization
Prior art date
Application number
DK595674A
Other languages
English (en)
Other versions
DK143140B (da
DK595674A (da
Inventor
B Brassat
R Brockmann
Original Assignee
Bayer 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 Bayer Ag filed Critical Bayer Ag
Publication of DK595674A publication Critical patent/DK595674A/da
Publication of DK143140B publication Critical patent/DK143140B/da
Application granted granted Critical
Publication of DK143140C publication Critical patent/DK143140C/da

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
    • C08G69/46—Post-polymerisation treatment
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyamides (AREA)
DK595674A 1973-11-17 1974-11-15 Fremgangsmaade til fremstilling af polyamider ved aktiveret anionisk polymerisation af lactamer DK143140C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2357568A DE2357568A1 (de) 1973-11-17 1973-11-17 Verfahren zur herstellung von polyamiden
DE2357568 1973-11-17

Publications (3)

Publication Number Publication Date
DK595674A DK595674A (da) 1975-07-14
DK143140B DK143140B (da) 1981-06-29
DK143140C true DK143140C (da) 1981-11-16

Family

ID=5898443

Family Applications (1)

Application Number Title Priority Date Filing Date
DK595674A DK143140C (da) 1973-11-17 1974-11-15 Fremgangsmaade til fremstilling af polyamider ved aktiveret anionisk polymerisation af lactamer

Country Status (13)

Country Link
US (1) US3989677A (da)
JP (1) JPS5724803B2 (da)
AT (1) AT337989B (da)
BE (1) BE822179A (da)
CA (1) CA1050196A (da)
CH (1) CH602829A5 (da)
DE (1) DE2357568A1 (da)
DK (1) DK143140C (da)
FR (1) FR2251590B1 (da)
GB (1) GB1428351A (da)
IT (1) IT1023281B (da)
NL (1) NL7414949A (da)
SE (1) SE7414320L (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4078113A (en) * 1975-11-17 1978-03-07 General Fabric Fusing, Inc. Method of producing certain transparent adhesive laurolactam copolyamide films
US4770944A (en) * 1979-12-10 1988-09-13 American Can Company Polymeric structure having improved barrier properties and method of making same
US4973439A (en) * 1984-07-13 1990-11-27 Xerox Corporation Process for preparing toner particles
JPS62107202U (da) * 1985-12-25 1987-07-09
DE19531989A1 (de) * 1995-08-30 1997-05-15 Polymer Eng Gmbh Verfahren zur kontinuierlichen Herstellung eines dimerarmen Polyamid 6
US5980797A (en) * 1997-03-20 1999-11-09 Eastman Chemical Company Apparatus and method for molding polyester articles having low acetaldehyde content directly from the melt formation using flash tank devoltatilization
EP2460838A1 (de) * 2010-12-03 2012-06-06 Basf Se Verfahren zur Polymerisation von Lactam

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2904109A (en) * 1953-03-30 1959-09-15 Ind Rayon Corp Method for the removal of monomers, etc., from molten polymers
US2731081A (en) * 1953-04-13 1956-01-17 Ind Rayon Corp Method for the removal of monomers, etc. from molten polymers
NL97544C (da) * 1953-07-25
US3015651A (en) * 1956-09-28 1962-01-02 Du Pont Increasing viscosity of polycaprolactam by removing extractables with solvents and further solid phase polymerizing the polymer
GB986678A (en) * 1960-11-14 1965-03-17 Foster Grant Co Inc Polymerization of lactams
NL129671C (da) * 1963-07-23 1900-01-01
DE1270286B (de) * 1964-01-15 1968-06-12 Schwarza Chemiefaser Verfahren zur Herstellung von Polyamiden
US3484414A (en) * 1967-04-06 1969-12-16 Allied Chem Process for the continuous polymerization of lactams
JPS4919695B1 (da) * 1970-04-16 1974-05-20
US3753955A (en) * 1971-11-18 1973-08-21 Allied Chem Control of viscosity and polycaproamide degradation during vacuum polycondensation

Also Published As

Publication number Publication date
CH602829A5 (da) 1978-08-15
GB1428351A (en) 1976-03-17
DK143140B (da) 1981-06-29
DE2357568C2 (da) 1987-10-01
DK595674A (da) 1975-07-14
JPS5724803B2 (da) 1982-05-26
SE7414320L (da) 1975-05-20
ATA916974A (de) 1976-11-15
US3989677A (en) 1976-11-02
BE822179A (fr) 1975-05-14
FR2251590B1 (da) 1979-05-25
CA1050196A (en) 1979-03-06
IT1023281B (it) 1978-05-10
JPS5083498A (da) 1975-07-05
AT337989B (de) 1977-07-25
FR2251590A1 (da) 1975-06-13
DE2357568A1 (de) 1975-05-22
NL7414949A (nl) 1975-05-21

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