Stabilization of polyether polyols

Details Stabilization of polyether polyols Stabilization of polyether polyols

1975-05-12

1977-03-01

Helfin, Bernard

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260 25BB, 260 25A, 260 458R, 260 775SS, C07C 4112

Patent

active

040102114

ABSTRACT:
Polyether polyols and polyurethane foams are stabilized by the inclusion therein of a mixture of 2,6-di-tertiarybutyl-4-methyl phenol, a disubstituted diphenyl amine, and a select phenothiazine compound.

REFERENCES:
patent: 2786080 (1957-03-01), Patton
patent: 3214397 (1965-10-01), Cox
patent: 3437694 (1969-04-01), Austin
patent: 3468842 (1969-09-01), Mollico et al.
patent: 3494880 (1970-02-01), Austin
patent: 3567664 (1971-03-01), Haring
patent: 3637865 (1972-01-01), Haring

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