BLENDS OF AROMATIC POLYIMIDES AND AROMATIC SULFONE POLYMERS

摘要

Blend (B) comprising : - at least one polyimide (P1), of which more than 50 wt. % of the recurring units (R1) comprise at least one aromatic ring, at least one imide group and 0 to 1 ether group (- O -); - at least one aromatic sulfone polymer (P2); - at least one polyimide (P3), of which more than 50 wt. % of the recurring units (R3) comprise at least one aromatic ring, at least one imide group and at least two ether groups (- O -).