| abstract |
The present invention provides a curable composition comprising (A) a cyclic olefin; (B) a metathesis catalyst for polymerizing such cyclic olefins; (C) 0.1% to 30% by weight of a compound comprising at least one vinyl group; And (D) from 0.1% to 10% by weight of a curing agent to the compound (C), wherein the wt% is based on the total weight of such a composition. The present compositions provide a desirable combination of workability, toughness and heat resistance. The present invention also provides molded articles comprising such compositions and reinforcing fibers, and methods of making them. |