• The starting product for PVP, namely N-vinylpyrrolidone, has been produced since 1939 in Ludwigshafen and since 1992 also at BASF's Geismar site in the United States.

    对于吡咯烷酮,开始生产n -乙烯基吡咯烷酮,1939年路德维希港自1992年以来生产巴斯夫的盖斯马在美国网站

    youdao

  • The starting product for PVP, namely N-vinylpyrrolidone, has been produced since 1939 in Ludwigshafen and since 1992 also at BASF's Geismar site in the United States.

    对于吡咯烷酮,开始生产n -乙烯基吡咯烷酮,1939年路德维希港自1992年以来生产巴斯夫的盖斯马在美国网站

    youdao

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