Low smoke-output polyurethane and polyisocyanurate foams

Chemistry of carbon compounds – Miscellaneous organic carbon compounds

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260 25A, C08G 1814

Patent

active

039336948

ABSTRACT:
Polyurethane and polyisocyanurate-urethane foams are disclosed. Organosulfur compounds are added to the foams to reduce their smoking under fire conditions.

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patent: 3715337 (1973-02-01), Allen et al.
Reid-Organic Chemistry of Bivalent Sulfur, Chemical Publishing, (New York) 1960; Vol. II, pp. 248-249; Vol. III, pp. 387-393.
Hackli's Chemical Dictionary, 3rd Ed. McGraw-Hill (1953) pp. 817 and 850.
Phillips Petroleum Co. 6th Ed. Bulletin 522 (1964) p. 172.
Lenz-Organic Chemistry of Synthetic High Polymers, Interscience (1967) p. 154.
Aldrich Handbook of Organic Chemicals, Aldrich Chemical Co. (1972) p. 309.

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