Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1977-05-06
1981-04-28
Lee, Mary C.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
260239B, 260239BF, 2602393R, 2602393A, 2603265FN, 546243, C07D20712, C07D21140, C07D22210
Patent
active
042645034
ABSTRACT:
The polymerization of 2-pyrrolidone is achieved in high yield in the presence of a sodium-derived catalyst activator produced by the reaction of carbon dioxide with the sodium lactamate derived from the reaction of a sodium alkoxide and a 5-7 membered-ring lactam in an inert liquid nonsolvent.
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patent: 3968087 (1976-07-01), Choi
Chevron Research Company
DeJonghe T. G.
Lee Mary C.
Newell D. A.
Squires L. S.
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