Preparing polyamides by anionic polymerization of lactams

Details Preparing polyamides by anionic polymerization of lactams Preparing polyamides by anionic polymerization of lactams

1974-05-15

1976-03-02

Phynes, Lucille M.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 78P, C08G 6924, C08G 6920

Patent

active

039417549

ABSTRACT:
A method of preparing polyamides by anionic polymerization of cyclic lactams which comprises polymerizing at least one such lactam in the presence of at least one co-catalyst selected from the group consisting of N-substituted 1,3-oxazines, 1,3-thiazines, trioxopiperidines and thiodioxopiperidines.

REFERENCES:
patent: 3216977 (1965-11-01), Brouns
patent: 3519624 (1970-07-01), Huber-Emden
patent: 3671500 (1972-06-01), Johnson

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