Process for preparing polyalkylene polyamine polyethers

Details Process for preparing polyalkylene polyamine polyethers Process for preparing polyalkylene polyamine polyethers

1978-01-03

1980-03-04

Nielsen, Earl A.

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

Synthetic resins

From heterocyclic reactant containing as ring atoms oxygen,...

260 292EP, 260584B, C08G 7302, C08G 6526

Patent

active

041918207

ABSTRACT:
Non-gelled polyalkylenepolyamine polyethers are prepared by the reaction of ethylenediamine and polyepichlorohydrin in the presence of an organic solvent. The solvent enables the reactants to be present at less than a 3:1 ratio of polyamine per chlorine atom.

REFERENCES:
patent: 3251852 (1966-05-01), DeGroote et al.
patent: 3331788 (1967-07-01), Lorensen et al.
patent: 3746678 (1973-07-01), Dick et al.
patent: 3753931 (1973-08-01), Raspanti et al.
patent: 4056510 (1977-11-01), Symm et al.

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