Invention Grant
US08293865B2 Phosphorus-containing compounds and their preparation process and use 有权
含磷化合物及其制备方法和用途

Phosphorus-containing compounds and their preparation process and use
Abstract:
A series of novel phosphorus-containing compounds having the following formula is provided: in which: R1-R4, A, Q and m are as defined in the specification. A process for the preparation of the compound of formula (I) is also provided. A polymer of formula (PA), and preparation process and use thereof are further provided. A polymer of formula (PI), and preparation process and use thereof are also provided.
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