Polyphosphazene polymers are prepared which contain units represented by the formulas:
wherein X is
in which R and R3 are selected from the group consisting of alkyl groups containing from 1 to 12 carbon atoms, cycloalkyl groups containing from 3 to 12 carbon atoms and aryl groups wherein X' is selected from the group consisting of substituted or unsubstituted alkoxy, aryloxy, amino and mercapto groups and wherein <20 (a+b+c) <50,000 per polymer.
The copolymers of the invention can be utilized to form films and may also be utilized in applications such as moldings, coatings, foams and the like.
所制备的聚
磷苯聚合物包含由以下公式表示的单元
其中 X 为
其中 R 和 R3 选自含 1 至 12 个碳原子的烷基、含 3 至 12 个碳原子的环烷基和芳基所组成的组 其中 X'选自取代或未取代的烷氧基、芳氧基、
氨基和巯基所组成的组,且每种聚合物的含量 <20 (a+b+c) <50,000。
本发明的共聚物可用于形成薄膜,也可用于模塑、涂层、泡沫等应用。