Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1981-05-07
1983-08-02
Higel, Floyd D.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
106288Q, 260141, 260205, 260206, 428500, C09B 4300, C09B 4340, C06P 144, C06P 506
Patent
active
043965458
ABSTRACT:
The products of the invention are high melting, highly insoluble N,N'-bis(arylazo)diimides prepared by reacting 2 mols of an arylazoaromatic amine with pyromellitic acid dianhydride or 3,3',4,4'-benzophenone tetracarboxylic acid dianhydride. The products are colored and useful as pigments in surface coating compositions and plastics.
REFERENCES:
patent: 3332931 (1967-07-01), Braun et al.
patent: 3346551 (1967-10-01), Anton
patent: 3402166 (1968-09-01), Heckl et al.
patent: 3732200 (1973-05-01), Bach
Bertino Clarence D.
Hill Robert W.
Owen James E.
Gulf Oil Corporation
Higel Floyd D.
Keith Deane E.
Kelly Richard L.
Stine Forrest D.
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