Addition-curable quinoxaline resin oligomer and intermediate mat

Details Addition-curable quinoxaline resin oligomer and intermediate mat Addition-curable quinoxaline resin oligomer and intermediate mat

1986-03-20

1987-06-02

Phynes, Lucille M.

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

Synthetic resins

From ketone or ketene reactant

528227, 528228, 528245, 528266, C08G 1200

Patent

active

046705368

ABSTRACT:
Disclosed is an alicylic end-capping agent for a heterocyclic compound, which is represented by the formula [I]: ##STR1## wherein X is CO, O, S, CH.sub.2 or substituted CH.sub.2, Y.sub.1 -Y.sub.6 are halo, H, NO.sub.2, aryl, alkaryl, arylalkyl or alkyl ether, and Z is ##STR2## (Q.sub.1 is --NH.sub.2, --SH, --OH or ##STR3## (Q.sub.2 is H, or monovalent aliphatic or amomatic group). Also disclosed is an addition-curable quinoxaline resin oligomer having the above-mentioned alicylic end-capping agents at both terminals of oligomer. This oligomer is useful especially for an intermediate material for a fiber-reinforced composite.

REFERENCES:
patent: 3509097 (1970-04-01), Hoyt et al.
patent: 3734818 (1973-05-01), Stille et al.
patent: 3748307 (1973-07-01), Burns et al.
patent: 4045414 (1977-08-01), Rabilloud et al.
patent: 4375536 (1983-03-01), Mark

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