Method of removing acid component in deteriorated acetate film
    2.
    发明申请
    Method of removing acid component in deteriorated acetate film 失效
    去除劣化醋酸膜中酸成分的方法

    公开(公告)号:US20060054185A1

    公开(公告)日:2006-03-16

    申请号:US10485383

    申请日:2004-01-15

    IPC分类号: C23G1/02

    CPC分类号: B01D11/0203

    摘要: There is provided a method of removing acids from the surface and interior of an acetate film produced by deterioration during storage. Such methods are characterized by extracting and removing the acids from the surface and interior of the acetate film, and the extraction treatment includes solvent extraction or evacuation (heating). This method suppresses the deterioration process in the storage of the acetate film.

    摘要翻译: 提供了从储存期间由劣化产生的乙酸盐膜的表面和内部除去酸的方法。 这些方法的特征在于从乙酸酯膜的表面和内部萃取和除去酸,并且萃取处理包括溶剂萃取或抽空(加热)。 该方法抑制了乙酸酯膜的保存中的劣化处理。