AROMATIC DIAMINE COMPOUNDS AND FLAME-RESISTANT POLYAMIDE COMPOSITIONS CONTAINING SAID COMPOUNDS
Novel N,N,N',N'-tetraacetyl aromatic diamine compounds shown by the general formula (1) (1), wherein R is , or (X shows Br or C?, Y shows alkylene group or alkylidene group having 1-3 carbon atoms, carbonyl group, sulfonyl group or oxygen atom and m and n show 0 or an integer of 1-4, is pr...
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Format: | Patent |
Sprache: | eng ; fre |
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Zusammenfassung: | Novel N,N,N',N'-tetraacetyl aromatic diamine compounds shown by the general formula (1) (1), wherein R is , or (X shows Br or C?, Y shows alkylene group or alkylidene group having 1-3 carbon atoms, carbonyl group, sulfonyl group or oxygen atom and m and n show 0 or an integer of 1-4, is produced by reacting 1 mole of aromatic diamine having the general formula H2N-R-NH2 (2) with at least 4 moles of acetic anhydride. These compounds are used as a flame retardant for polyamides. |
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