• Polyketone (STCO) was prepared by the copolymerization of carbon monoxide and styrene catalyzed by a composite catalyst system- palladium acetate, 2,2' bipyrodine associated with a strong acid.

    采用乙酸2 ,2’ 联吡啶强酸组成催化体系催化一氧化碳苯乙烯共聚反应合成聚酮(STCO)。

    youdao

  • Method:Thin layer scan used benzene-acetone-ethel acetate-strong ammonia solution(2:3:4:0.2) as a dose, diluted iodized bismuth potassium solution Hin color agent for;

    方法采用了薄扫描,以苯-丙酮-醋酸乙酯-浓(2∶3∶4∶0.2)展开碘化试液

    youdao

  • Method:Thin layer scan used benzene-acetone-ethel acetate-strong ammonia solution(2:3:4:0.2) as a dose, diluted iodized bismuth potassium solution Hin color agent for;

    方法采用了薄扫描,以苯-丙酮-醋酸乙酯-浓(2∶3∶4∶0.2)展开碘化试液

    youdao

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