Use of bicyclic amide acetals in polyurethane/polyisocyanurate r

Details Use of bicyclic amide acetals in polyurethane/polyisocyanurate r Use of bicyclic amide acetals in polyurethane/polyisocyanurate r

1985-05-10

1986-04-01

Cockeram, Herbert S.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521173, 521902, 252182, 528 73, C08G 1814, C08G 1830, C08G 1842

Patent

active

045798770

ABSTRACT:
The use of bicyclic amide acetals as compatibilizing agents in the preparation of rigid polyurethane/polyisocyanate foams from certain polyol mixtures, polyisocyanates and fluorocarbon blowing agents is disclosed.

REFERENCES:
patent: 3647759 (1972-03-01), Walker
patent: 4237238 (1980-12-01), DeGuiseppi et al.
patent: 4246364 (1981-01-01), Koehler et al.
patent: 4339343 (1982-07-01), Koehler et al.
patent: 4444916 (1984-04-01), Grube et al.

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