Flame-retardant polyurethane compositions

Details Flame-retardant polyurethane compositions Flame-retardant polyurethane compositions

1977-05-13

1979-04-03

Hoke, V. P.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 4575B, 260 457R, 260 458NT, 521115, 521906, C08K 338

Patent

active

041476786

ABSTRACT:
This inventon relates to flame-retarded cross-linked elastomer compositions obtained from an elastomeric polyurethane prepolymer; an organic fire-retardant additive containing chlorine and/or bromine; a compound of antimony; and a hexaalkoxymethyl melamine. These new compositions are self-extinguishing as well as non-dripping.

REFERENCES:
patent: 3211676 (1965-10-01), Spencer
patent: 3651003 (1972-03-01), Bechtold
patent: 3897372 (1975-07-01), Kehr et al.

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