Abstract Disclosed is a novel polymer of this invention which comprises having a recurring unit represented by the formula: <IMAGE> (I) and having a reduced viscosity ( eta sp/c) of 0.2 dl/g or more at 60 DEG C. in a solution of a concentration of 0.2 g/dl in p-chlorophenol as a solvent, a method for preparing the same which comprises reacting a dihalogenobenzonitrile represented by the formula: <IMAGE> (II) wherein X represents a halogen atom, with an alkali metal salt of resorcin represented by the formula: <IMAGE> (III) wherein M represents an alkali metal, in the presence of a solvent; and then treating the reaction product obtained by water or alcohol. and molding materials and molded products employing the polycyanoaryl ether.
A reinforced resinous composition comprising 40 to 95% by weight of a polycyanoaryl ether containing a recurring unit represented by the formula: ##STR10## and having a reduced viscosity (ηsp/c) of 0.3 dl/g or more at 60° C. in a solution of a concentration of 0.2 g/dl in p-chlorophenol as a solvent, as a main component, and 5 to 60% by weight of a fibrous reinforcing material.
Claim 2
Dependent Claim
66 words
A reinforced resinous composition comprising 40 to 95% by weight of a polycyanoaryl ether containing a recurring unit represented by the formula: ##STR10## and having a reduced viscosity (ηsp/c) of 0.3 dl/g or more at 60° C. in a solution of a concentration of 0.2 g/dl in p-chlorophenol as a solvent, as a main component, and 5 to 60% by weight of a fibrous reinforcing material.
Claim 3
Dependent Claim
33 words
The reinforced resinous composition according to claim 1, wherein the fibrous reinforcing material is at least one selected from the group consisting of carbon fibers, glass fibers, alumina fibers and aromatic polyamide fibers.