Organic compounds -- part of the class 532-570 series – Organic compounds – Amino nitrogen containing
Patent
1994-05-20
1995-03-21
Raymond, Richard L.
Organic compounds -- part of the class 532-570 series
Organic compounds
Amino nitrogen containing
C07C21754
Patent
active
053997662
ABSTRACT:
Amines endowed with chain extension activity for formulations such as polyureas and polyurethanes are disclosed, which have the general formula: ##STR1## wherein n is 1-1000 and m is 1-100; R.sub.1 and R.sub.2 are from the group --C.sub.2 H.sub.4 -- and C.sub.3 H.sub.6 --; and R.sub.3 and R.sub.4 are each independently selected from the group consisting of H, --CH.sub.3, --CH.sub.2 CH.sub.3, --CH.sub.2 OH, and --CH.sub.2 --CH.sub.2 --OH; and the diasteromeric salts thereof.
REFERENCES:
patent: 5300691 (1994-04-01), Sheehan et al.
Hann Bret F.
Sheehan Michael T.
Sounik James R.
Wilkison, III William W.
Cassady Donald R.
Hoechst Celanese Corporation
Mullen James J.
Raymond Richard L.
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