| 摘要 |
An improved composition is provided for increasing the coefficient of friction of surfaces to which it is applied. The composition consists of an aqueous suspension of an ether and at least one material selected from the group comprising colloidal silica, colloidal silica and alumina, or colloidal silica and metal oxides, wherein the ratio of the material to the ether is from 1:1 to 25:1.
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