BISMALEIMIDES AND THEIR USE IN PREPARING POLYIMIDES

摘要

PCT No. PCT/EP88/01018 Sec. 371 Date Apr. 24, 1990 Sec. 102(e) Date Apr. 24, 1990 PCT Filed Nov. 10, 1988 PCT Pub. No. WO89/04850 PCT Pub. Date Jun. 1, 1989.Bismaleimides of the formula I <IMAGE> I wherein R denotes a radical of the formula II <IMAGE> II and polyimides which can be prepared from these bismaleimides, if appropriate with the addition of an aromatic diamine. The polyimides are optionally reinforced with fibers.