Polyamines containing urea groups

Details Polyamines containing urea groups Polyamines containing urea groups

1980-06-05

1982-09-07

Anderson, Harold D.

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

Synthetic resins

From reactant having a nitrogen atom directly bonded to the...

1621641, 528310, 528323, 528327, 528368, C08G 7300

Patent

active

043485146

ABSTRACT:
Non-crosslinking, water-soluble polyamines which can be obtained by reacting
(A) basic polyureas which have been prepared by condensation of ureas with polyamines containing at least three amino groups, of which at least one is a tertiary amino group, or with mixtures of these polyamines with aliphatic, araliphatic, cycloaliphatic or heterocyclic polyamines containing two primary or two secondary amino groups or one primary or one secondary amino group, and optionally with .omega.-aminocarboxylic acids containing at least three carbon atoms, or lactams thereof,
(B) polyalkylenepolyamines of the general formula ##STR1## in which R denotes H or CH.sub.3, the indices y are in each case identical or different and denote the number 0 or 1 and

REFERENCES:
patent: 3240664 (1966-03-01), Earle
patent: 3498953 (1970-03-01), Elfers
patent: 3966684 (1976-06-01), Espy et al.

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