Agglomeration of finely divided powders
    2.
    发明授权
    Agglomeration of finely divided powders 失效
    细碎粉末的聚集

    公开(公告)号:US06371171B1

    公开(公告)日:2002-04-16

    申请号:US08316938

    申请日:1994-10-03

    IPC分类号: A61K3100

    摘要: A method of treating a finely divided powder is provided including a) forcing the powder through the apertures of a sieve to form agglomerates; and b) spheronizing the agglomerates. The method results in spheronized agglomerates having sufficient strength to withstand processing and packaging operations, but which are sufficiently soft to deagglomerate during delivery via a breath-actuated inhaler.

    摘要翻译: 提供了一种处理细碎粉末的方法,包括:a)通过筛子的孔强迫粉末形成附聚物; 和b)使凝聚体成球。 该方法产生具有足够强度以承受加工和包装操作但具有足够柔软以使其通过呼吸致动吸入器递送期间解聚的球形附聚物。