Stabilized epoxy resins

Details Stabilized epoxy resins Stabilized epoxy resins

1975-04-01

1977-07-05

Marquis, Melvyn I.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 458NE, 260 458NZ, C08K 500

Patent

active

040339289

ABSTRACT:
Epoxy resins stabilized by at least one sterically hindered cyclic amine of the formula I ##STR1## AND SALTS THEREOF IN WHICH Q IS 1 OR 2, X represents an organic grouping which complements the nitrogen-containing ring to give a 5-membered, 6-membered or 7-membered ring, R.sub.1 and R.sub.2 represent methyl or together represent --(CH.sub.2).sub.5 --, R.sub.3 represents methyl, R.sub.4 represents alkyl with 1-5 carbon atoms or together with R.sub.3 represents the radicals --(CH.sub.2).sub.4 --, --(CH.sub.2).sub.5 --, --CH.sub.2 --C(CH.sub.3).sub.2 --NH--C(CH.sub.3).sub.2 --CH.sub.2 -- or --CH.sub.2 --C(CH.sub.3).sub.2 --N(O.sup..)--C(CH.sub.3).sub.2 --CH.sub.2 -- and, if q is 1, Y denotes hydrogen, --O.sup.., hydroxyl, alkyl, substituted alkyl, alkenyl, alkynyl, aralkyl, substituted aralkyl or acyl or, if q is 2, Y denotes alkylene, alkenylene, alkynylene, cycloalkylene or aralkylene.

REFERENCES:
patent: 3234155 (1966-02-01), Dearborn et al.
patent: 3703496 (1972-11-01), Hodan et al.

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