Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1977-08-01
1978-11-21
Welsh, M. J.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
260584R, C07C 8300
Patent
active
041266404
ABSTRACT:
There is disclosed a class of N-alkylpolyamines and their use as curing agents for epoxy resins, and in particular to such polyamines having the formula R--[NH(CH.sub.2).sub.x ].sub.y --NHR' where R is an aliphatic hydrocarbon radical having from 5 through 8 carbon atoms, R' is H, R or R", x is an integer of 2 or 3 and y is an integer of 2-4. A monoepoxide adduct of the monoalkyl substituted polyamine is also disclosed wherein R" may then become an aliphatic substituent (2-14 carbon atoms) which may contain (a) an oxygen atom, (b) a hydroxyl group or (c) an aromatic substituent such as a phenyl ring.
REFERENCES:
patent: 2876236 (1959-03-01), Szabo et al.
patent: 3223695 (1965-12-01), Gallaugher
patent: 3280074 (1966-10-01), McCaleb et al.
patent: 3291775 (1966-12-01), Holm
Collins Forrest L.
General Mills Chemicals, Inc.
Span Patrick J.
Tweedy Elizabeth
Welsh M. J.
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