Epsilon-caprolactam blocked polyisocyanates

Details Epsilon-caprolactam blocked polyisocyanates Epsilon-caprolactam blocked polyisocyanates

1978-02-28

1980-07-15

Cockeram, H. S.

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

Synthetic resins

From reactant having at least one -n=c=x group as well as...

546188, C08G 1880, C07D21140

Patent

active

042129621

ABSTRACT:
Isophorone diisocyanate and reaction products of isophorone diisocyanate with polyols are substantially completely blocked with .epsilon.-caprolactam. The reaction product of isophorone diisocyanate and a polyol contains at least two isocyanate groups.

REFERENCES:
patent: 3245961 (1966-04-01), Fetscher et al.
patent: 3660359 (1972-05-01), Labana
patent: 3676402 (1972-07-01), Matsui et al.
patent: 3676405 (1972-07-01), Labana
patent: 3770703 (1973-11-01), Gruber et al.
patent: 3808160 (1974-04-01), Steinwetz
patent: 3819586 (1974-06-01), Rudolph et al.
patent: 3867347 (1975-02-01), Felber et al.

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