METHODS FOR EVALUATING THE STAIN REMOVAL EFFICACY OF DENTIFRICES
    58.
    发明公开
    METHODS FOR EVALUATING THE STAIN REMOVAL EFFICACY OF DENTIFRICES 审中-公开
    评价脱毛效果的方法

    公开(公告)号:EP3218708A1

    公开(公告)日:2017-09-20

    申请号:EP14906018.8

    申请日:2014-11-14

    CPC classification number: A61K8/25 A61Q11/00 G01N33/15

    Abstract: Disclosed herein are methods for evaluating the whitening effect of oral care composition on a stained egg comprising staining an eggshell, applying the oral care composition to a portion of the stained eggshell to obtain a treated eggshell area, calculating a ΔE value for the difference in color of the treated eggshell area compared to untreated stained eggshell when calculated in L*a*b color space, wherein the oral care composition comprises at least one high cleaning silica for stain removal. Further disclosed herein are methods for demonstrating the whitening effect of an oral care composition on a stained egg comprising showing an egg that has been stained to at least one consumer and brushing an oral care composition comprising at least one high cleaning silica for stain removal on a portion of the stained eggshell to obtain a treated eggshell area.

    Abstract translation: 本文公开了用于评估口腔护理组合物对染色蛋的增白作用的方法,其包括使蛋壳着色,将该口腔护理组合物应用于部分染色蛋壳以获得经处理的蛋壳区域,计算颜色差异的ΔE值 当在L * a * b颜色空间中计算时,与未处理的蛋壳区域相比,其中所述经处理的蛋壳区域的面积大于所述经处理的蛋壳的面积, 本文进一步公开了用于证明口腔护理组合物对染色的蛋的增白作用的方法,其包括显示已被染色至至少一名消费者的蛋并且刷涂包含至少一种高度清洁二氧化硅的口腔护理组合物以去除 部分染色的蛋壳以获得处理的蛋壳区域。

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