A thermoset polymer product comprising 4,4'-(((3-oxo-isoindoline-1,1-diyl)bis(4,1-arylene))bis(oxy))dibenzonitrile units of formula (2)
wherein the units are derived from a 4,4'-(((3-oxo-isoindoline-1,1-diyl)bis(4,1-arylene))bis(oxy))diphthalonitrile monomer of formula (1)
wherein R is a C1-25 hydrocarbyl, preferably a C1-6 alkyl, a phenyl, or a phenyl substituted with up to five C1-6 alkyl groups, more preferably a C1-3 alkyl or a phenyl; each occurrence of R2 and R3 is independently a hydrogen, a halogen, or a C1-25 hydrocarbyl, preferably a hydrogen, a halogen, or a C1-6 alkyl, more preferably a hydrogen or a C1-3 alkyl; p and q are each independently 0 to 4, preferably 0 or 1, more preferably 0; and G is a residue of a cyano group, and is a C1-25 hydrocarbyl linking group having a valence of at least 2.
一种热固性聚合物产品,包含式 (2) 的 4,4'-(((3-氧代
异吲哚啉-1,1-二基)双(4,1-芳基))双(氧))二苯腈单元
其中这些单元来自式(1)的 4,4'-(((3-氧代
异吲哚啉-1,1-二基)双(4,1-芳基))双(氧))二苯腈单体
其中 R 是 C1-25 碳氢基,优选 C1-6 烷基、苯基或最多被五个 C1-6 烷基取代的苯基,更优选 C1-3 烷基或苯基;R2 和 R3 各自独立地是氢、卤素或 C1-25 碳氢基,优选氢、卤素或 C1-6 烷基,更优选氢或 C1-3 烷基;p 和 q 各自独立地为 0 至 4,优选 0 或 1,更优选 0;以及 G 是
氰基的残基,并且是价数至少为 2 的 C1-25 羧基连接基团。