Blowing agents and their use in preparations of polyester foams

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

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Details

521 79, 521103, 521138, 521182, C08J 906

Patent

active

045501246

ABSTRACT:
Quaternary ammonium borohydrides of the formula ##STR1##

REFERENCES:
patent: 2758980 (1956-08-01), Talalay et al.
patent: 2909493 (1959-10-01), Bush
patent: 2951819 (1960-09-01), Wade
patent: 3167520 (1965-01-01), Wade
patent: 3311790 (1967-07-01), Scheurlen
patent: 3393260 (1968-07-01), Miler
patent: 4394458 (1982-07-01), Wade
patent: 4397948 (1983-08-01), Wade
patent: 4399238 (1983-08-01), Wade

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