Bromine-containing polyols

Details Bromine-containing polyols Bromine-containing polyols

1987-03-11

1989-01-10

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521167, 521170, 521171, 521173, C08G 5900

Patent

active

047974290

ABSTRACT:
New Mannich bases of the formula ##STR1## wherein each of R.sup.1 and R.sup.2, independently, represents a hydroxyalkyl radical, and to oxyalkylation derivatives of the formula ##STR2## wherein each of a, b and c represents zero or a positive integer, their sum being in the range from 3 to 8, and wherein each A radical represents independently a propylene or ethylene radical. The compounds according to the invention are useful for the manufacture of rigid polyurethane foams.

REFERENCES:
patent: 3297597 (1967-01-01), Edwards et al.
patent: 4487852 (1984-12-01), Brennan et al.
patent: 4621104 (1986-11-01), Dietrich et al.
Sucharda-Sobczyk et al, Polish Journal of Chemistry, vol. 52, 1555-59, 1978.

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