Flame retardants for polyamides

Details Flame retardants for polyamides Flame retardants for polyamides

1979-04-17

1981-04-21

Taylor, Hosea E.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 458NT, 260 459AM, 260 459E, 260 459KA, 260 459R, 260 4595C, 26050112, C07C14338, C07C14344, C07C14358, C08K 542

Patent

active

042632030

ABSTRACT:
A flame retardant for imparting excellent flame retardancy to polyamides used as engineering plastics, is a reaction product obtained by reacting a benzenesulfonic acid type compound having the formula ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 respectively represent H, SO.sub.3 H, NH.sub.2, COOH, OH, CN or NO.sub.2, with dicyandiamide or melamine.

REFERENCES:
patent: 2832743 (1958-04-01), Libby et al.
patent: 3113120 (1963-12-01), Papero, Jr. et al.
patent: 3660344 (1972-05-01), Michael et al.
patent: 3718658 (1973-02-01), Summers
patent: 3955987 (1976-05-01), Schaar et al.
Dictionary of Organic Compounds, 1965, vol. 1, pp. 243 and 328, vol. 2, p. 1006, vol. 4, pp. 2661 and 2662.
Rehnelt, Chem. Abs., 1954, 4558i.
Scholles et al., Chem. Abs., 1971, 7576z.

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