Halo- or nitro-intermediates useful for synthesizing etherimides

Details Halo- or nitro-intermediates useful for synthesizing etherimides Halo- or nitro-intermediates useful for synthesizing etherimides

1990-05-10

1992-12-29

Rizzo, Nicholas S.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548435, 548451, 548461, 548462, 548465, 548467, C07D40110, C07D49118, C07D49518

Patent

active

051753049

ABSTRACT:
Polyetherimide oligomers having crosslinking end cap moieties which provide improved solvent-resistance to cured composites are generally represented by the formula: ##STR1## wherein X=--O-- or --S--; ##STR2## n=1 or 2; ##STR3## E=allyl or methallyl; R=a trivalent C.sub.(6-13) aromatic organic radical;

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