Disclosed are an oligomer and a phthalonitrile monomer having the formulas:
M is a metal or H. The value n is an integer greater than or equal to 1 for the oligomer and greater than or equal to 0 for the phthalonitrile monomer. Ar
1
and Ar
2
are independently selected aromatic- or heterocyclic-containing groups. Ar
1
, Ar
2
, or both are heteroaromatic or heterocyclic groups containing a nitrogen, sulfur, or oxygen heteroatom. Also disclosed are thermosets and pyrolyzed materials made from the phthalonitrile monomer.
揭示了具有以下公式的寡聚体和邻苯二腈单体:M是
金属或氢。值n是大于或等于1的整数,适用于寡聚体,对于邻苯二腈单体则是大于或等于0的整数。Ar1和Ar2是独立选择的含芳香基或杂环基。Ar1、Ar2或两者都是含有氮、
硫或氧杂原子的杂环基或杂环基。还揭示了由邻苯二腈单体制成的热固性材料和热解材料。