Organic compounds -- part of the class 532-570 series – Organic compounds – Nitrogen attached directly or indirectly to the purine ring...
Patent
1983-07-18
1986-04-08
Daus, Donald G.
Organic compounds -- part of the class 532-570 series
Organic compounds
Nitrogen attached directly or indirectly to the purine ring...
544400, 544 39D, C07D40312, C07D40314
Patent
active
045814546
ABSTRACT:
Adducts of aminohydrocarbyl piperazines and urea are prepared in the presence of basic catalysts. These adducts are useful as curing agents for epoxy resins.
REFERENCES:
patent: 2379261 (1945-06-01), Strain
patent: 4178426 (1979-12-01), Waddill
patent: 4239761 (1980-12-01), Rebling et al.
patent: 4477646 (1984-10-01), Myers
patent: 4490510 (1984-12-01), Cummings
Coker William P.
Myers Jimmy
Carter J. G.
Daus Donald G.
Teoli, Jr. William A.
The Dow Chemical Company
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