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US 4,394,492 AGranted
Curing epoxide resins in an aquatic environment
AssigneeCiba-Geigy Corporation
InventorChristopher M. Andrews
Life of this patent
Estimating the term…
Abstract
Curable compositions contain an epoxide resin and a silamine of the general formula ##STR1## wherein R.sup.1 represents the divalent residue of an aromatic or araliphatic diprimary amine after removal of the two primary amino groups, R.sup.2, R.sup.3, R.sup.4, R.sup.5, and R.sup.6, which may be the same or different, represent alkyl or aryl groups, and n represents zero or an integer of from 1 to 10. These compositions are stable for prolonged periods in the absence of water, but cure rapidly at room temperature or at elevated temperatures in the presence of water.
Claims8
Curable compositions comprising
- (a) an epoxide resin and
- (b) a silamine of the formula ##STR7## where R.sup.1 represents the divalent residue of an aromatic or araliphatic diprimary amine after removal of the two primary amino groups,
- R.sup.2, R.sup.3, R.sup.4, R.sup.5, and R.sup.6, which may be the same or different, each represent an alkyl group of 1 to 8 carbon atoms or an aryl group of 6 to 10 carbon atoms,
- and
- n represents zero or an integer of from 1 to 10.
2 more elements
Dependencies are inferred from the claim text.