Hydrolytically stable urethane foam precursors

Details Hydrolytically stable urethane foam precursors Hydrolytically stable urethane foam precursors

1976-09-13

1977-06-28

Schafer, Richrd E.

Compositions

Compositions containing a single chemical reactant or plural...

Organic reactant

260 25AB, 260 25AC, C08G 1818, C08G 1820, C08G 1824, C08G 1832

Patent

active

040324680

ABSTRACT:
The hydrolytic stability of catalyst-containing precursors for both flexible and rigid polyurethane foams wherein the catalyst is a tin compound is considerably increased when the catalyst is a triorganotin compound wherein the hydrocarbon groups bonded to the tin atom are methyl or methoxymethyl.

REFERENCES:
patent: 3044971 (1962-07-01), Polis
patent: 3194773 (1965-07-01), Hostettler
patent: 3378497 (1968-04-01), Lanham
patent: 3392153 (1968-07-01), Hostettler et al.
patent: 3507815 (1970-04-01), Bailey et al.
patent: 3620985 (1971-11-01), Larkin et al.
patent: 3669913 (1972-06-01), Morehouse
patent: 3736272 (1973-05-01), Mosso et al.
patent: 3822223 (1974-07-01), Gemeinhardt et al.
patent: 3833526 (1974-09-01), Cear et al.
patent: 3876567 (1975-04-01), Larkin et al.

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