Modified polyoxyalkylenepolyamine curing agents for epoxy resins

Details Modified polyoxyalkylenepolyamine curing agents for epoxy resins Modified polyoxyalkylenepolyamine curing agents for epoxy resins

1982-09-07

1984-03-13

Nielsen, Earl A.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

525409, 528407, 564487, 564505, C08G 5950

Patent

active

044368917

ABSTRACT:
Disclosed are curing agents for epoxy resins consisting of modified polyoxyalkylenepolyamines obtained by the addition reaction of an alkyleneimine to a polyoxyalkylenepolyamine, preferably a polyoxypropylenepolyamine or polyoxyethylenepolyalkylamine, and ethyleneimine or propyleneimine in acid medium.

REFERENCES:
patent: 3306809 (1967-02-01), Williamson et al.
patent: 3316185 (1967-04-01), Reinking
patent: 3380881 (1968-04-01), Williamson et al.
patent: 3531527 (1970-09-01), Li et al.
patent: 4179552 (1979-12-01), Waddill
patent: 4362856 (1982-12-01), Kluger

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