Propylene oxide adducts of toluenediamine

Details Propylene oxide adducts of toluenediamine Propylene oxide adducts of toluenediamine

1983-02-22

1983-12-20

Welsh, Maurice J.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Cellular products or processes of preparing a cellular...

C08G 1814

Patent

active

044218710

ABSTRACT:
The subject invention relates to polyol compositions comprising the reaction product prepared by reacting from 4 to 9 moles of propylene oxide per mole of toluenediamine by weight at temperatures greater than 140.degree. C. in the presence of at least 0.6 parts of alkali metal hydroxide per 100 parts by weight of toluenediamine, with the proviso that at least 0.8 part by weight of alkali metal hydroxide is used if the toluenediamine is 2,4-toluenediamine, or 2,6-toluenediamine, or mixtures thereof.

REFERENCES:
patent: 3423344 (1969-01-01), Odinak et al.
patent: 3438986 (1969-04-01), Kaiser et al.
patent: 3462492 (1969-08-01), Kober
patent: 3499009 (1970-03-01), Odinak et al.
patent: 4209609 (1980-06-01), Hass

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