Hydrazine terminated polyoxyalkylene amines

Details Hydrazine terminated polyoxyalkylene amines Hydrazine terminated polyoxyalkylene amines

1990-09-04

1991-12-24

Hollrah, Glennon H.

Organic compounds -- part of the class 532-570 series

Organic compounds

Amino nitrogen containing

528111, C07C24334

Patent

active

050755030

ABSTRACT:
Disclosed are novel hydrazine terminated polyoxyalkylene amines which contain active hydrazine, secondary amines, flexible ether groups and amide functionalities in the same molecule. They are prepared in a two-step reaction which can be represented by the following: ##STR1## where R.dbd.H or CH.sub.3 and R.sup.1 .dbd.CH.sub.3 or CH.sub.2 CH.sub.3. The products are used for epoxy curing agent and chain extender for polyurea polymers.

REFERENCES:
patent: 3061642 (1962-10-01), Weisse et al.
patent: 3450673 (1969-06-01), McKillip
patent: 4530991 (1985-07-01), Hirai et al.
Hook et al., Chemical Abstracts, 112 (11): 91218x, (1990).

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