Polyetherimide oligomer

Details Polyetherimide oligomer Polyetherimide oligomer

1987-02-20

1989-07-25

Anderson, Harold D.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

4284735, 524602, 525420, 525422, 525426, 528172, 528185, 528321, 528322, 548435, C08G 7310

Patent

active

048514950

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;

REFERENCES:
patent: 3847869 (1974-11-01), Williams
patent: 3933862 (1976-01-01), Williams
patent: 4107147 (1978-08-01), Williams
patent: 4297474 (1981-10-01), Williams et al.
patent: 4556705 (1985-12-01), McCready
patent: 4604437 (1986-08-01), Renner
patent: 4611048 (1986-09-01), Peters

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