Diethynylated phenylbenzimidazole compounds

Details Diethynylated phenylbenzimidazole compounds Diethynylated phenylbenzimidazole compounds

1985-05-20

1986-05-06

Wong, Jr., Harry

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526248, C08F 1418

Patent

active

045873151

ABSTRACT:
A diethynylated phenylbenzimidazole compound having the formula: ##STR1## where Y is phenyl, cyclohexyl, adamantyl or phenoxylatedphenyl of the formula C.sub.6 H.sub.5 (OC.sub.6 H.sub.4)n (n=1 to 3) and where R1, R2 and R3 are ethynyl, phenoxyethynyl, phenylethynyl, or hydrogen, and further wherein at least one of said R1, R2 or R3 is not hydrogen. The compounds can be cured to form thermoset polymers which are stable at temperatures above 300.degree. C.

REFERENCES:
patent: 3817749 (1974-06-01), Kitahara et al.

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