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US5914444A Process for increasing the sun protection factor of cellulosic fiber materials 失效
提高纤维素纤维材料防晒系数的方法

Process for increasing the sun protection factor of cellulosic fiber
materials
摘要:
Process for increasing the sun protection factor of cellulosic fibre materials by treating the cellulosic fibre materials with at least one direct dye and at least one UV absorber.
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