Heat-stable polyimide resin modified by unsaturated polyester

Details Heat-stable polyimide resin modified by unsaturated polyester Heat-stable polyimide resin modified by unsaturated polyester

1974-03-05

1976-07-20

Anderson, Harold D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260 47CZ, 260 47UA, 260 78UA, 260857UN, 260861, 260870, 428474, C08L 7700

Patent

active

039707148

ABSTRACT:
New heat-stable resins are provided having good mechanical and electrical properties combined with chemical inertness at temperatures of 200 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 bis-imide of the general formula: ##EQU1## 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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