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均苯四甲酸二酐(PMAD)CAS号:89-32-7

精细化学

均苯四甲酸二酐(PMAD)CAS号:89-32-7

均苯四甲酸二酐,又称均相酸酐,是纯白色或淡黄色晶体。暴露于潮湿空气中时,它会迅速吸收空气中的水分并水解成均苯四甲酸。

    产品优势

    该产品可溶于二甲基亚砜、二甲基甲酰胺和丙酮等有机溶剂,但不溶于乙醚、氯仿和苯。

     

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    均苯四甲酸二酐(PMDA)是生产聚酰亚胺薄膜(PI薄膜)、聚酰亚胺树脂、高温电绝缘漆、高温涂料的原料,也是生产环氧固化剂、聚酯消光树脂交联剂、粉末涂料助剂等的原料。

    系列 物品 规格
    1 外貌 白色或微黄色结晶颗粒
    2 纯度% 99.5分钟
    3 熔点℃ 284分钟
    4 游离酸百分比 0.5 最大值
    5 粒径 应客户要求
    这些数据仅供参考,并非精确规格。

    采用铝箔袋或135公斤铝箔纸桶包装。