Heat-stable polyimide resins

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

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260 302, 260 326NA, 260 47CZ, 260 47UA, 260 63N, 260 65, 260 78UA, C08L 7700, C08G 7312

Patent

active

040641929

ABSTRACT:
New heat-stable resins are provided having good mechanical and electrical properties combined with chemical inertness at temperatures of 200.degree. to 300.degree. C, which resins are resins of a three-dimensional polyimide which is obtained by reacting, at between 50.degree. C and 350.degree. C, a bisimide of the general formula: ##STR1## in which Y denotes H, CH.sub.3 or Cl, and A represents a divalent organic radical possessing at least two carbon atoms, a polyamine of the general formula:

REFERENCES:
patent: 3562223 (1971-02-01), Bargain et al.
patent: 3652511 (1972-03-01), Vincent et al.
patent: 3679639 (1972-07-01), Bargain et al.
Stille et al., Journal of Polymer Science, Part A, vol. 2, 1964, pp. 1487-1491.

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