• 结果表明酚醛树脂稳定性与二亚甲基存在很有关系,随着增多而热稳定性降低

    The results indicated that the thermal stability of phenol-formaldehyde resin was related to the presence of dimethylene ether linkage. The thermal stability decreased as the ether linkage increased.

    youdao

  • 发明公开了侧向二氟亚甲基双末端烷基三联苯及其制备方法应用

    The invention discloses side difluoro methylene ether bridged bond paired-end alkyl terphenyl, a preparation method and application thereof.

    youdao

  • 发明公开了侧向二氟亚甲基双末端烷基三联苯及其制备方法应用

    The invention discloses side difluoro methylene ether bridged bond paired-end alkyl terphenyl, a preparation method and application thereof.

    youdao

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