Novel polyethers having pendent aminomethylene groups and having

Details Novel polyethers having pendent aminomethylene groups and having Novel polyethers having pendent aminomethylene groups and having

1975-06-11

1977-06-14

Schofer, Joseph L.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 21E, 260 47R, 260 47ET, 260611B, C08G 6500

Patent

active

040296091

ABSTRACT:
Disclosed are polyethers of the general formula: ##STR1## WHEREIN, R.sub.1 and R.sub.2 are each a hydrogen atom or an alkyl group having 1 to 6 carbon atoms and, R.sub.1 and R.sub.2, when these are bonded to each other, may be polymethylene groups that form a heteroring with the nitrogen atom, R.sub.3 is a hydrogen atom or an alkyl group of 1 to 4 carbon atoms, m is an integer from 1 to 20, n is 0 or 1, p is an integer from 5 to 1000 and Ar is at least one member selected from the group consisting of divalent aromatic residues of the following formulas: ##STR2## IN FORMULA (1), Y is an alkylene group of 1 to 4 carbon atoms, an alkylidene group of 3 to 15 carbon atoms, --O--, --SO.sub.2 --, --S-- or >C=O.

REFERENCES:
patent: 2498195 (1950-02-01), Ballard
patent: 3078271 (1963-02-01), De Groote
patent: 3519559 (1970-07-01), Quinlan

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