摘要 |
<p>Silylnorbornane anhydrides are provided by effecting reaction between a silicon hydride and a norbornene carboxylic acid anhydride in the presence of a platinum catalyst. The resulting silicon functionalized norbornane monoanhydrides or dianhydrides can be used to synthesize a variety of tough organosilicon polyimide copolymers and polydiorganosiloxane polyimide block polymers. </p> |