| http://www.w3.org/ns/prov#value | - A composition of claim 1 wherein said cyanate ester thermosetting resin composition is selected from the group consisting of(i) a polyfunctional aromatic cyanate ester monomer of the formula R--O-C.tbd.N)n wherein n is an integer of 2 to 5, and R is an aromatic organic group, the cyanate groups being bonded to an aromatic ring of said aromatic organic group, (ii) a homoprepolymer of (i), (iii) a c
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