FR1220726A - Process for preparing polyamides, in particular polycaprolactam - Google Patents

Process for preparing polyamides, in particular polycaprolactam

Info

Publication number
FR1220726A
FR1220726A FR792729A FR792729A FR1220726A FR 1220726 A FR1220726 A FR 1220726A FR 792729 A FR792729 A FR 792729A FR 792729 A FR792729 A FR 792729A FR 1220726 A FR1220726 A FR 1220726A
Authority
FR
France
Prior art keywords
preparing polyamides
polycaprolactam
particular polycaprolactam
polyamides
preparing
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
FR792729A
Other languages
French (fr)
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.)
Monsanto Chemicals Ltd
Monsanto Chemical Co
Original Assignee
Monsanto Chemicals Ltd
Monsanto Chemical Co
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
Priority claimed from US627984A external-priority patent/US3017391A/en
Priority claimed from US729509A external-priority patent/US3018273A/en
Application filed by Monsanto Chemicals Ltd, Monsanto Chemical Co filed Critical Monsanto Chemicals Ltd
Application granted granted Critical
Publication of FR1220726A publication Critical patent/FR1220726A/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
    • C08G69/08—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
    • C08G69/20—Anionic polymerisation characterised by the catalysts used
FR792729A 1956-12-13 1959-04-21 Process for preparing polyamides, in particular polycaprolactam Expired FR1220726A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US627984A US3017391A (en) 1956-12-13 1956-12-13 Preparation of polycaprolactam using n-acyl activators
US59933858A 1958-04-21 1958-04-21
US729509A US3018273A (en) 1958-04-21 1958-04-21 Process of polymerizing higher lactams

Publications (1)

Publication Number Publication Date
FR1220726A true FR1220726A (en) 1960-05-27

Family

ID=27416777

Family Applications (2)

Application Number Title Priority Date Filing Date
FR1194451D Expired FR1194451A (en) 1956-12-13 1957-11-27 Stabilized polycaprolactams and their preparation
FR792729A Expired FR1220726A (en) 1956-12-13 1959-04-21 Process for preparing polyamides, in particular polycaprolactam

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR1194451D Expired FR1194451A (en) 1956-12-13 1957-11-27 Stabilized polycaprolactams and their preparation

Country Status (7)

Country Link
CA (1) CA607225A (en)
CH (1) CH429173A (en)
DE (3) DE1795467A1 (en)
FR (2) FR1194451A (en)
GB (2) GB872328A (en)
IT (1) IT580069A (en)
NL (1) NL125087C (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1107217A (en) * 1964-04-17 1968-03-27 Licencia Talalmanyokat Process for polymerizing lactams
IT1014528B (en) * 1973-12-28 1977-04-30 Sir Soc Italiana Resine Spa BLOCK COPOLYMERS
IT1027885B (en) * 1974-12-20 1978-12-20 Sir Soc Italiana Resine Spa BLOCK COPOLYMERS
CA1232993A (en) * 1982-09-29 1988-02-16 Markus Matzner Blends of poly(etherimides) and polyamides
US4518765A (en) * 1984-03-19 1985-05-21 The Upjohn Company Anionic polymerization of lactam with azetidine-2,4-dione promoter
ES2078181B1 (en) * 1994-03-04 1996-08-01 Fernandez Rafael Zabala MANUFACTURING PROCESS OF TOOLING FROM CAPROLACTAMA WITH A PRE-POLYMER TO OBTAIN A MOLDED RAW COPOLYMER THAT IS MACHINED WITH THE FORM OF THE DESIRED TOOLING.
CN110983364A (en) * 2019-12-20 2020-04-10 湖南七纬科技有限公司 High-hydrophilicity diaphragm for electrolyzed water and preparation method thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD5385A (en) *
NL64563C (en) * 1943-03-17
BE516071A (en) * 1951-12-07
DE1030022B (en) * 1953-02-24 1958-05-14 Gen Aniline & Film Corp Process for the production of high molecular weight polymerisation products
DE1025140B (en) * 1953-02-24 1958-02-27 Gen Aniline & Film Corp Process for the production of high molecular weight polymerisation products

Also Published As

Publication number Publication date
GB916093A (en) 1963-01-16
DE1795467A1 (en) 1972-01-27
CH429173A (en) 1967-01-31
NL125087C (en) 1968-09-16
CA607225A (en) 1960-10-18
DE1420598C3 (en) 1973-10-18
DE1420598B2 (en) 1973-02-01
GB872328A (en) 1961-07-05
FR1194451A (en) 1959-11-10
DE1420598A1 (en) 1968-10-10
IT580069A (en)
DE1294020B (en) 1969-04-30

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