Polyamide-imides

Details Polyamide-imides Polyamide-imides

1971-09-21

1976-10-26

Hines, Robert V.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260 47CP, 260 49, 260570R, 260570D, 260 326NA, 260 78TF, C07C 9116

Patent

active

039883744

ABSTRACT:
A series of polyamide-imides which are both tractable and soluble in polar solvents as well as stable at high temperatures has been prepared by the condensation polymerization of aromatic diamines or oligomers containing oxygen, sulfone, and optionally alkylidene linkages with trimellitic acid, trimellitic acid anhydride or trimellitic anhydride acid chloride.

REFERENCES:
patent: 3057847 (1962-10-01), Moser
patent: 3514415 (1970-05-01), Karol
patent: 3654364 (1972-04-01), Meckel et al.

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