Process for making a water-soluble foam component
    2.
    发明授权
    Process for making a water-soluble foam component 失效
    制备水溶性泡沫成分的方法

    公开(公告)号:US06953587B2

    公开(公告)日:2005-10-11

    申请号:US10447393

    申请日:2003-05-29

    摘要: The present invention relates to a process for preparing a water-soluble foam matrix which is capable of delivering an active ingredient and articles of manufacture comprising said foam matrix, said article comprising: i) a water-soluble polymeric component in the form of a foam matrix; and ii) an active ingredient component dispersed throughout said matrix; said process comprising the steps of: a) admixing a water-soluble polymer and an active ingredient to form a homogeneous admixture, said admixture having a viscosity of at least 150 Pa-sec; b) introducing a gas or a compound capable of releasing a gas into said admixture to form a foam matrix; and c) optionally, shaping said matrix to provide a matrix having a shape or a form.

    摘要翻译: 本发明涉及一种制备能够输送活性成分的水溶性泡沫基质的方法和包含所述泡沫基质的制品,所述制品包括:i)泡沫形式的水溶性聚合物组分 矩阵; 和ii)分散在所述基质中的活性成分成分; 所述方法包括以下步骤:a)将水溶性聚合物和活性成分混合以形成均匀的混合物,所述混合物具有至少150Pa·sec的粘度; b)引入能够将气体释放到所述混合物中以形成泡沫基质的气体或化合物; 和c)任选地,使所述基质成形以提供具有形状或形式的基质。