A hindered polyetherketone endcapped with p (t butyl)phenol was synthesized. 1H NMR technique was used to seek for the number average molecular weight of this new polymer.

　
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  • 以對叔丁基苯酚為封端劑，合成帶烷端基的多苯基取代聯(lián)苯型聚醚酮，測定其1H－NMR譜，根據鏈中芳環(huán)質(zhì)子共振峰與鏈端基質(zhì)子峰積分強度比求解分子量。
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