Activated anionic polymerization of lactams with liquid isocyana

Details Activated anionic polymerization of lactams with liquid isocyana Activated anionic polymerization of lactams with liquid isocyana

1978-10-16

1980-03-25

Anderson, Harold D.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From carboxylic acid or derivative thereof

528323, 528326, C08G 6920, C08G 6918

Patent

active

041951638

ABSTRACT:
Processes for the production of polyamides by polymerizing lactams in the presence of a catalyst and anisocyanatoallophanate as activator.

REFERENCES:
patent: 3036046 (1962-05-01), Glickman et al.
patent: 3417097 (1968-12-01), Downing et al.
patent: 3567696 (1971-03-01), Sahler
patent: 3621001 (1971-11-01), Steinhofer et al.
patent: 3671499 (1972-06-01), Moyer
patent: 3879354 (1975-04-01), Bonner

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